Linux/DRA75: "L3 custom error" when cold or warm reset on some custom boards

/*
 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include "dra7-evm-lcd-lg.dts"


/*
 * Restrict the linux used EDMA requests to only 32
 * Last 32 requests lines would be routed by the edma-xbar
 * to perform DMA for DSPs and IPUs
 */
&edma {
	dma-requests = <32>;
};


/*
 * Memory reserved for IOMMU table carveout 0xbfc00000 for length 0x100000
 * Page Table Address for IPU1   0xbfc00000
 * Page Table Address for IPU2   0xbfc08000
 * Page Table Address for DSP1   0xbfc10000
 * Page Table Address for DSP2   0xbfc18000
 */
&reserved_mem {
	latea_pagetbl: late_pgtbl@bfc00000 {
		reg = <0x0 0xbfc00000 0x0 0x100000>;
		no-map;
		status = "okay";
	};
};

&ipu2 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer3 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer4 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer9 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mmu_ipu2{
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

/* Uncomment below block to enable late attach for IPU1 */


&ipu1 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer11 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer7 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer8 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mmu_ipu1{
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};


/* Uncomment below block to enable late attach for DSP1 */

&dsp1 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer5 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer10 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mmu0_dsp1 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mmu1_dsp1 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

/* Uncomment below block to enable late attach for DSP2 */

&dsp2 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer6 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mmu0_dsp2 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mmu1_dsp2 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};



&timer13 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&timer14 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mailbox5 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mailbox6 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

&mailbox7 {
	ti,late-attach;
	ti,no-idle-on-init;
	ti,no-reset-on-init;
};

/*
 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include "dra7-evm-lcd-lg.dts"


#define DISABLE_PRCM(label) &label { ti,no-idle; ti,no-reset-on-init; }
#define DISABLE_COMPLETE(label) &label { status = "disabled"; ti,no-idle; ti,no-reset-on-init; }
#define LATE_ATTACH(label) &label { ti,late-attach; ti,no-idle; ti,no-reset-on-init; }


/* modules used by BIOS, disable from Linux */
//DISABLE_COMPLETE(vip1);
//DISABLE_COMPLETE(vip2);
//DISABLE_COMPLETE(vip3);
//DISABLE_COMPLETE(i2c2);
DISABLE_COMPLETE(wdt2);
//DISABLE_COMPLETE(vpe);
DISABLE_COMPLETE(ocmcram1);
DISABLE_COMPLETE(hdmi);
DISABLE_COMPLETE(hdmi0);

/* modules shared between BIOS and Linux, Do not reset or cutoff clks */
DISABLE_PRCM(gpio1);
DISABLE_PRCM(gpio2);
DISABLE_PRCM(gpio4);
DISABLE_PRCM(gpio6);


/*
 * Restrict the linux used EDMA requests to only 32
 * Last 32 requests lines would be routed by the edma-xbar
 * to perform DMA for DSPs and IPUs
 */
&edma {
	dma-requests = <32>;
};


/*
 * Memory reserved for IOMMU table carveout 0xbfc00000 for length 0x100000
 * Page Table Address for IPU1   0xbfc00000
 * Page Table Address for IPU2   0xbfc08000
 * Page Table Address for DSP1   0xbfc10000
 * Page Table Address for DSP2   0xbfc18000
 */
&reserved_mem {

	vsdk_sr1_mem: vsdk_sr1_mem@84000000 {
		compatible = "shared-dma-pool";
		reg = <0x0 0x84000000 0x0 0x15000000>;
		status = "okay";
	};

	vsdk_sr0_mem: vsdk_sr0_mem@A0000000 {
		compatible = "shared-dma-pool";
		reg = <0x0 0xA0000000 0x0 0x1000000>;
		status = "okay";
	};

	vsdk_eve_mem: vsdk_eve_mem@A5000000 {
		compatible = "shared-dma-pool";
		reg = <0x0 0xA5000000 0x0 0x4000000>;
		status = "okay";
	};
	
	vsdk_sr3_mem: vsdk_eve_mem@B3000000 {
		compatible = "shared-dma-pool";
		reg = <0x0 0xB3000000 0x0 0xD000000>;
		status = "okay";
	};
};

/* Uncomment below block to enable late attach for IPU2 */
LATE_ATTACH(ipu2);
LATE_ATTACH(timer3);
LATE_ATTACH(timer4);
LATE_ATTACH(timer9);
LATE_ATTACH(mmu_ipu2);

/* Uncomment below block to enable late attach for IPU1 */
LATE_ATTACH(ipu1);
LATE_ATTACH(timer11);
LATE_ATTACH(timer7);
LATE_ATTACH(timer8);
LATE_ATTACH(mmu_ipu1);

/* Uncomment below block to enable late attach for DSP1 */
LATE_ATTACH(dsp1);
LATE_ATTACH(timer5);
LATE_ATTACH(timer10);
LATE_ATTACH(mmu0_dsp1);
LATE_ATTACH(mmu1_dsp1);

/* Uncomment below block to enable late attach for DSP2 */
LATE_ATTACH(dsp2);
LATE_ATTACH(timer6);
LATE_ATTACH(mmu0_dsp2);
LATE_ATTACH(mmu1_dsp2);


LATE_ATTACH(timer13);
LATE_ATTACH(timer14);
LATE_ATTACH(mailbox5);
LATE_ATTACH(mailbox6);
LATE_ATTACH(mailbox7);

U-Boot SPL 2016.05-svn33681 (Sep 19 2018 - 10:40:35)
[    0.000000] Reserved memory: regions without no-map are not yet supported
[    0.000000] Reserved memory: regions without no-map are not yet supported
[    0.000000] Reserved memory: regions without no-map are not yet supported
[    0.000000] Reserved memory: regions without no-map are not yet supported
[    0.596530] sock connect fail, ret=-101
[    0.600426] connect fail, ret=-101
[    0.670101] cpsw-phy-sel 4a002554.cpsw-phy-sel: invalid resource
[    0.728143] omap_hsmmc 480b4000.mmc: no pinctrl state for sdr25 mode
[    0.734528] omap_hsmmc 480b4000.mmc: no pinctrl state for sdr12 mode
[    0.804313] omap_voltage_late_init: Voltage driver support not added
[    0.877298] mmc1: mmc_select_hs200 failed, error -74
[    1.029029] ti,rx8010 2-0032: hctosys: unable to read the hardware clock
hwclock: RTC_RD_TIME: Invalid argument
/
[    1.554568] Modules linked in:1287+1 records in
1287+1 records out
659256 bytes (643.8KB) copied, 0.033113 seconds, 19.0MB/s
 dh9910(O) gpio(O)
[    1.571974] CPU: 0 PID: 4 Comm: kworker/0:0 Tainted: G           O    4.4.84+ #1
[    1.579405] Hardware name: Generic DRA74X (Flattened Device Tree)
[    1.585529] Workqueue: events request_firmware_work_func
[    1.590867] Backtrace: 
[    1.593338] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    1.600937]  r7:c001c824 r6:20080113 r5:00000000 r4:c06b0a24
[    1.606659] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    1.613917] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    1.622041]  r7:c001c824 r6:0000012d r5:00000009 r4:00000000
[    1.627761] [<c0032904>] (warn_slowpath_common) from [<c0032a60>] (warn_slowpath_null+0x24/0x2c)
[    1.636580]  r8:bfc08000 r7:00000000 r6:4ae00000 r5:00000001 r4:00008000
[    1.643354] [<c0032a3c>] (warn_slowpath_null) from [<c001c824>] (__arm_ioremap_pfn_caller+0x1d0/0x1ec)
[    1.652701] [<c001c654>] (__arm_ioremap_pfn_caller) from [<c001c8a4>] (__arm_ioremap_caller+0x64/0x6c)
[    1.662044]  r10:00000000 r9:edd60000 r8:eef1ee10 r7:00000000 r6:bfc08000 r5:00000000
[    1.669948]  r4:bfc0ffff
[    1.672500] [<c001c840>] (__arm_ioremap_caller) from [<c001c8f4>] (ioremap+0x28/0x30)
[    1.680360]  r6:bfc08000 r5:00008000 r4:c001c840
[    1.685024] [<c001c8cc>] (ioremap) from [<c022cef8>] (devm_ioremap_nocache+0x50/0x88)
[    1.692884]  r4:edc22e50
[    1.695436] [<c022cea8>] (devm_ioremap_nocache) from [<c022cf4c>] (devm_ioremap+0x1c/0x24)
[    1.703732]  r9:edd60000 r8:edc22e94 r7:bfc08000 r6:edc22fc0 r5:00000000 r4:00008000
[    1.711553] [<c022cf30>] (devm_ioremap) from [<c02a3070>] (omap_iommu_attach_dev+0x314/0x3bc)
[    1.720112]  r5:eef921c0 r4:eef9fa10
[    1.723720] [<c02a2d5c>] (omap_iommu_attach_dev) from [<c02a0d98>] (iommu_attach_device+0x8c/0xac)
[    1.732714]  r10:edc22ec0 r9:eeeeb210 r8:ee615020 r7:ee6151a4 r6:ee6151ac r5:edc22e94
[    1.740617]  r4:00000000
[    1.743169] [<c02a0d0c>] (iommu_attach_device) from [<c03bb050>] (rproc_boot+0x2e0/0x55c)
[    1.751379]  r7:ee6151a4 r6:ee6151ac r5:00000000 r4:ee615000
[    1.757095] [<c03bad70>] (rproc_boot) from [<c03bbb84>] (rproc_virtio_find_vqs+0x18c/0x1f0)
[    1.765478]  r10:ee615020 r9:00000002 r8:c05daecc r7:ee5ae010 r6:ee5ae1e8 r5:eec85c3c
[    1.773379]  r4:00000002
[    1.775933] [<c03bb9f8>] (rproc_virtio_find_vqs) from [<c03c13fc>] (rpmsg_probe+0xbc/0x474)
[    1.784316]  r10:00000000 r9:00000000 r8:ee5ae010 r7:eec85c30 r6:ee615000 r5:edd00780
[    1.792217]  r4:c03bb9f8
[    1.794770] [<c03c1340>] (rpmsg_probe) from [<c0267e60>] (virtio_dev_probe+0x230/0x314)
[    1.802805]  r10:00000000 r9:00000000 r8:00000000 r7:ee5ae020 r6:ee5ae010 r5:00000000
[    1.810705]  r4:00000000
[    1.813257] [<c0267c30>] (virtio_dev_probe) from [<c03015d0>] (driver_probe_device+0x204/0x2f8)
[    1.821990]  r10:00000000 r9:00000000 r8:00000002 r7:c06c197c r6:00000000 r5:ee5ae020
[    1.829893]  r4:c07038e4
[    1.832446] [<c03013cc>] (driver_probe_device) from [<c03017e8>] (__device_attach_driver+0x8c/0xb4)
[    1.841528]  r9:00000000 r8:c07038c0 r7:00000001 r6:ee5ae020 r5:eec85d50 r4:c06c197c
[    1.849348] [<c030175c>] (__device_attach_driver) from [<c02ff918>] (bus_for_each_drv+0x68/0x9c)
[    1.858167]  r7:00000001 r6:c030175c r5:eec85d50 r4:00000000
[    1.863883] [<c02ff8b0>] (bus_for_each_drv) from [<c0301324>] (__device_attach+0xb8/0x11c)
[    1.872179]  r6:ee5ae054 r5:ee5ae020 r4:ee5ae020
[    1.876840] [<c030126c>] (__device_attach) from [<c030185c>] (device_initial_probe+0x14/0x18)
[    1.885397]  r7:00000000 r6:c06b30c0 r5:ee5ae020 r4:ee5ae028
[    1.891114] [<c0301848>] (device_initial_probe) from [<c030083c>] (bus_probe_device+0x8c/0x94)
[    1.899766] [<c03007b0>] (bus_probe_device) from [<c02fe99c>] (device_add+0x3f4/0x57c)
[    1.907713]  r7:00000000 r6:ee5ae020 r5:ee615020 r4:ee5ae028
[    1.913431] [<c02fe5a8>] (device_add) from [<c02feb40>] (device_register+0x1c/0x20)
[    1.921116]  r10:c03b9708 r9:ee615020 r8:00000064 r7:ee615020 r6:ee5ae020 r5:c03bb818
[    1.929018]  r4:ee5ae020
[    1.931571] [<c02feb24>] (device_register) from [<c0267a28>] (register_virtio_device+0xb4/0xf4)
[    1.940304]  r5:c03bb818 r4:ee5ae010
[    1.943913] [<c0267974>] (register_virtio_device) from [<c03bbd58>] (rproc_add_virtio_dev+0x4c/0xa0)
[    1.953081]  r7:ee615020 r6:00000007 r5:ee615020 r4:ee5ae000
[    1.958796] [<c03bbd0c>] (rproc_add_virtio_dev) from [<c03b9840>] (rproc_handle_vdev+0x138/0x1ec)
[    1.967702]  r7:ee615020 r6:ee615000 r5:ee5ae000 r4:edcf9064
[    1.973420] [<c03b9708>] (rproc_handle_vdev) from [<c03b9958>] (rproc_handle_resources+0x64/0xe8)
[    1.982326]  r9:ee615020 r8:c05fdc94 r7:c06c1290 r6:000004c4 r5:ee615000 r4:00000000
[    1.990144] [<c03b98f4>] (rproc_handle_resources) from [<c03b9ad4>] (rproc_fw_config_virtio+0xf8/0x100)
[    1.999574]  r10:ef32e800 r9:00000000 r8:ef331e00 r7:000004c4 r6:f216d000 r5:eed78580
[    2.007477]  r4:ee615000 r3:ffffffff
[    2.011083] [<c03b99dc>] (rproc_fw_config_virtio) from [<c0315380>] (request_firmware_work_func+0x38/0x60)
[    2.020775]  r7:00000000 r6:ef32e800 r5:eec45a80 r4:ee601100
[    2.026495] [<c0315348>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    2.035838]  r4:ee601100
[    2.038390] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    2.046513]  r10:ef32e800 r9:eec45a80 r8:00000008 r7:eec84000 r6:ef32e814 r5:eec45a98
[    2.054413]  r4:ef32e800
[    2.056965] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    2.064389]  r10:00000000 r9:00000000 r8:c00478ec r7:eec45a80 r6:eec84000 r5:eec47580
[    2.072289]  r4:00000000
[    2.074841] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    2.082091]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eec47580
[    2.088938] omap-rproc 55020000.ipu: can't get omap iommu: -12
[    2.094842] omap-rproc 55020000.ipu: can't attach iommu device: -12
[    2.101184]  remoteproc1: can't enable iommu: -12
[    2.105917]  remoteproc1: rproc_boot() failed -12
[    2.534401] 44000000.ocp:L3 Custom Error: MASTER DSP1_MDMA TARGET GPMC (Read): Data Access in User mode during Functional access
[    2.636394] Modules linked in: bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    2.646160] CPU: 0 PID: 954 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #1
[    2.653760] Hardware name: Generic DRA74X (Flattened Device Tree)
[    2.659883] Workqueue: events request_firmware_work_func
[    2.665224] Backtrace: 
[    2.667695] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    2.675295]  r7:c0239468 r6:20000193 r5:00000000 r4:c06b0a24
[    2.681017] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    2.688276] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    2.696398]  r7:c0239468 r6:00000093 r5:00000009 r4:eee0b8c0
[    2.702117] [<c0032904>] (warn_slowpath_common) from [<c00329f4>] (warn_slowpath_fmt+0x38/0x40)
[    2.710851]  r8:00000017 r7:c05d8a7c r6:00000002 r5:c05d86b4 r4:c05d8758
[    2.717624] [<c00329c0>] (warn_slowpath_fmt) from [<c0239468>] (l3_interrupt_handler+0x25c/0x368)
[    2.726532]  r3:eedd7f80 r2:c05d8758
[    2.730134]  r4:80080003
[    2.732686] [<c023920c>] (l3_interrupt_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    2.742030]  r10:c06c8e27 r9:eec46b40 r8:00000017 r7:00000000 r6:00000000 r5:eec46ba0
[    2.749931]  r4:eee034c0
[    2.752484] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    2.761390]  r10:00000000 r9:f24e0000 r8:eec08000 r7:00000000 r6:c0690b74 r5:eec46ba0
[    2.769292]  r4:eec46b40
[    2.771845] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    2.780403]  r7:00000000 r6:c0690b74 r5:eec46ba0 r4:eec46b40
[    2.786124] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    2.794769]  r7:00000000 r6:00000000 r5:00000017 r4:c068640c
[    2.800488] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    2.809228] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    2.817612]  r9:f24e0000 r8:fa213000 r7:fa212000 r6:eee0ba80 r5:fa21200c r4:c068c7d4
[    2.825430] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    2.832943] Exception stack(0xeee0ba80 to 0xeee0bac8)
[    2.838015] ba80: eef1e874 60000113 00000001 00000007 00000000 eef1e874 00000004 60000113
[    2.846229] baa0: edd2d994 f24e0000 00000000 eee0badc eee0bae0 eee0bad0 c030b218 c04b53dc
[    2.854439] bac0: 20000113 ffffffff
[    2.857939]  r9:f24e0000 r8:edd2d994 r7:eee0bab4 r6:ffffffff r5:20000113 r4:c04b53dc
[    2.865763] [<c04b53b4>] (_raw_spin_unlock_irqrestore) from [<c030b218>] (__pm_runtime_resume+0x64/0x6c)
[    2.875289] [<c030b1b4>] (__pm_runtime_resume) from [<c02a2fe4>] (omap_iommu_attach_dev+0x288/0x3bc)
[    2.884457]  r7:ffffffff r6:edd2da00 r5:eef92240 r4:eef9ec10
[    2.890175] [<c02a2d5c>] (omap_iommu_attach_dev) from [<c02a0d98>] (iommu_attach_device+0x8c/0xac)
[    2.899168]  r10:edd2d680 r9:eeeeb410 r8:ee615420 r7:ee6155a4 r6:ee6155ac r5:edd2d994
[    2.907069]  r4:00000000
[    2.909622] [<c02a0d0c>] (iommu_attach_device) from [<c03bb050>] (rproc_boot+0x2e0/0x55c)
[    2.917831]  r7:ee6155a4 r6:ee6155ac r5:00000000 r4:ee615400
[    2.923548] [<c03bad70>] (rproc_boot) from [<c03bbb84>] (rproc_virtio_find_vqs+0x18c/0x1f0)
[    2.931932]  r10:ee615420 r9:00000002 r8:c05daecc r7:ee5ae410 r6:ee5ae5e8 r5:eee0bc3c
[    2.939832]  r4:00000002
[    2.942387] [<c03bb9f8>] (rproc_virtio_find_vqs) from [<c03c13fc>] (rpmsg_probe+0xbc/0x474)
[    2.950771]  r10:00000000 r9:00000000 r8:ee5ae410 r7:eee0bc30 r6:ee615400 r5:edd00380
[    2.958672]  r4:c03bb9f8
[    2.961225] [<c03c1340>] (rpmsg_probe) from [<c0267e60>] (virtio_dev_probe+0x230/0x314)
[    2.969259]  r10:00000000 r9:00000000 r8:00000000 r7:ee5ae420 r6:ee5ae410 r5:00000000
[    2.977161]  r4:00000000
[    2.979714] [<c0267c30>] (virtio_dev_probe) from [<c03015d0>] (driver_probe_device+0x204/0x2f8)
[    2.988446]  r10:00000000 r9:00000000 r8:00000004 r7:c06c197c r6:00000000 r5:ee5ae420
[    2.996348]  r4:c07038e4
[    2.998899] [<c03013cc>] (driver_probe_device) from [<c03017e8>] (__device_attach_driver+0x8c/0xb4)
[    3.007979]  r9:00000000 r8:c07038c0 r7:00000001 r6:ee5ae420 r5:eee0bd50 r4:c06c197c
[    3.015800] [<c030175c>] (__device_attach_driver) from [<c02ff918>] (bus_for_each_drv+0x68/0x9c)
[    3.024620]  r7:00000001 r6:c030175c r5:eee0bd50 r4:00000000
[    3.030336] [<c02ff8b0>] (bus_for_each_drv) from [<c0301324>] (__device_attach+0xb8/0x11c)
[    3.038631]  r6:ee5ae454 r5:ee5ae420 r4:ee5ae420
[    3.043293] [<c030126c>] (__device_attach) from [<c030185c>] (device_initial_probe+0x14/0x18)
[    3.051849]  r7:00000000 r6:c06b30c0 r5:ee5ae420 r4:ee5ae428
[    3.057564] [<c0301848>] (device_initial_probe) from [<c030083c>] (bus_probe_device+0x8c/0x94)
[    3.066216] [<c03007b0>] (bus_probe_device) from [<c02fe99c>] (device_add+0x3f4/0x57c)
[    3.074162]  r7:00000000 r6:ee5ae420 r5:ee615420 r4:ee5ae428
[    3.079882] [<c02fe5a8>] (device_add) from [<c02feb40>] (device_register+0x1c/0x20)
[    3.087567]  r10:c03b9708 r9:ee615420 r8:00000078 r7:ee615420 r6:ee5ae420 r5:c03bb818
[    3.095469]  r4:ee5ae420
[    3.098022] [<c02feb24>] (device_register) from [<c0267a28>] (register_virtio_device+0xb4/0xf4)
[    3.106753]  r5:c03bb818 r4:ee5ae410
[    3.110360] [<c0267974>] (register_virtio_device) from [<c03bbd58>] (rproc_add_virtio_dev+0x4c/0xa0)
[    3.119528]  r7:ee615420 r6:00000007 r5:ee615420 r4:ee5ae400
[    3.125246] [<c03bbd0c>] (rproc_add_virtio_dev) from [<c03b9840>] (rproc_handle_vdev+0x138/0x1ec)
[    3.134152]  r7:ee615420 r6:ee615400 r5:ee5ae400 r4:edcfa078
[    3.139865] [<c03b9708>] (rproc_handle_vdev) from [<c03b9958>] (rproc_handle_resources+0x64/0xe8)
[    3.148771]  r9:ee615420 r8:c05fdc94 r7:c06c1290 r6:000005f0 r5:ee615400 r4:00000000
[    3.156588] [<c03b98f4>] (rproc_handle_resources) from [<c03b9ad4>] (rproc_fw_config_virtio+0xf8/0x100)
[    3.166017]  r10:ef32e800 r9:00000000 r8:ef331e00 r7:000005f0 r6:f23e3000 r5:eefe9400
[    3.173921]  r4:ee615400 r3:ffffffff
[    3.177528] [<c03b99dc>] (rproc_fw_config_virtio) from [<c0315380>] (request_firmware_work_func+0x38/0x60)
[    3.187219]  r7:00000000 r6:ef32e800 r5:eeed2300 r4:ee601640
[    3.192938] [<c0315348>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    3.202280]  r4:ee601640
[    3.204831] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    3.212952]  r10:ef32e800 r9:eeed2300 r8:00000008 r7:eee0a000 r6:ef32e814 r5:eeed2318
[    3.220856]  r4:ef32e800
[    3.223407] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    3.230830]  r10:00000000 r9:00000000 r8:c00478ec r7:eeed2300 r6:eee0a000 r5:ee601cc0
[    3.238733]  r4:00000000
[    3.241284] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    3.248534]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:ee601cc0
[    3.255336] Unable to handle kernel paging request at virtual address ffffffec
[    3.262587] pgd = c0003000
[    3.265302] [ffffffec] *pgd=80000080007003, *pmd=affa6003, *pte=00000000
[    3.272057] Internal error: Oops: 207 [#1] PREEMPT SMP ARM
[    3.277562] Modules linked in: bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    3.287323] CPU: 0 PID: 954 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #1
[    3.294922] Hardware name: Generic DRA74X (Flattened Device Tree)
[    3.301042] Workqueue: events request_firmware_work_func
[    3.306382] task: eef78980 ti: eee0a000 task.ti: eee0a000
[    3.311803] PC is at iommu_fault_handler+0x18/0x14c
[    3.316700] LR is at handle_irq_event_percpu+0xb4/0x160
[    3.321946] pc : [<c02a18ec>]    lr : [<c0072968>]    psr: a0000193
[    3.321946] sp : eee0b840  ip : eee0b880  fp : eee0b87c
[    3.333471] r10: c06c8e27  r9 : eeefa6c0  r8 : 00000150
[    3.338716] r7 : 00000000  r6 : 00000000  r5 : eef9ec10  r4 : eef92680
[    3.345269] r3 : c02a18d4  r2 : c05b9054  r1 : eef9ec10  r0 : 00000000
[    3.351823] Flags: NzCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment kernel
[    3.359250] Control: 30c5387d  Table: adc22fc0  DAC: fffffffd
[    3.365017] Process kworker/0:2 (pid: 954, stack limit = 0xeee0a210)
[    3.371396] Stack: (0xeee0b840 to 0xeee0c000)
[    3.375773] b840: 00000000 00000000 00000000 00000000 00590ac0 ef32ec80 eef92680 eeefa720
[    3.383984] b860: 00000000 00000000 00000150 eeefa6c0 eee0b8c4 eee0b880 c0072968 c02a18e0
[    3.392197] b880: c068c660 00000000 eee0b8ac c05b9068 c05b9054 c05b902c ef32ec80 eeefa6c0
[    3.400408] b8a0: eeefa720 c06b0d64 00000000 eec08000 f24e0000 00000000 eee0b8e4 eee0b8c8
[    3.408620] b8c0: c0072a54 c00728c0 eeefa6c0 eeefa720 c06b0d64 00000000 eee0b904 eee0b8e8
[    3.416831] b8e0: c0075d98 c0072a20 c068640c 00000150 eee0ba80 00000000 eee0b914 eee0b908
[    3.425044] b900: c0071f94 c0075ce4 eee0b93c eee0b918 c007226c c0071f74 c068c7d4 fa21200c
[    3.433256] b920: eee0b968 fa212000 fa213000 f24e0000 eee0b964 eee0b940 c0009490 c0072214
[    3.441468] b940: c003617c 60000113 ffffffff eee0b99c eec08000 f24e0000 eee0ba14 eee0b968
[    3.449680] b960: c0013cc0 c000945c 00000000 c06cc180 00000000 00000000 00000282 00000012
[    3.457892] b980: eee0a000 00000000 eec08000 f24e0000 00000000 eee0ba14 eee0ba18 eee0b9b8
[    3.466104] b9a0: c0036610 c003617c 60000113 ffffffff c1b71080 00000000 eec46ba0 ef331980
[    3.474317] b9c0: eec03d80 04208060 c068c100 ffff8c16 0000000a 00000000 c06cc180 c068c080
[    3.482528] b9e0: eee0b9b8 c008408c eee0ba1c ffffe000 00000012 00000000 00000000 eec08000
[    3.490740] ba00: f24e0000 00000000 eee0ba2c eee0ba18 c0036610 c00360f4 c068640c 00000012
[    3.498951] ba20: eee0ba54 eee0ba30 c0072270 c0036560 c068c7d4 fa21200c eee0ba80 fa212000
[    3.507163] ba40: fa213000 f24e0000 eee0ba7c eee0ba58 c0009490 c0072214 c04b53dc 20000113
[    3.515374] ba60: ffffffff eee0bab4 edd2d994 f24e0000 eee0badc eee0ba80 c0013cc0 c000945c
[    3.523584] ba80: eef1e874 60000113 00000001 00000007 00000000 eef1e874 00000004 60000113
[    3.531797] baa0: edd2d994 f24e0000 00000000 eee0badc eee0bae0 eee0bad0 c030b218 c04b53dc
[    3.540009] bac0: 20000113 ffffffff f24e0000 00000000 eee0bafc eee0bae0 c030b218 c04b53c0
[    3.548221] bae0: eef9ec10 eef92240 edd2da00 ffffffff eee0bb44 eee0bb00 c02a2fe4 c030b1c0
[    3.556432] bb00: 00008000 00000000 edd2d990 eeeeb410 c02a3118 eef9ec28 ee6155a4 00000000
[    3.564643] bb20: edd2d994 ee6155ac ee6155a4 ee615420 eeeeb410 edd2d680 eee0bb64 eee0bb48
[    3.572854] bb40: c02a0d98 c02a2d68 ee615400 00000000 ee6155ac ee6155a4 eee0bbac eee0bb68
[    3.581066] bb60: c03bb050 c02a0d18 00001000 edd2d994 eee0bbac edd2d680 c0268620 c00f49a0
[    3.589278] bb80: ee5ae410 00000002 eee0bc3c ee5ae5e8 ee5ae410 c05daecc 00000002 ee615420
[    3.597490] bba0: eee0bc14 eee0bbb0 c03bbb84 c03bad7c 00000000 e1004000 c03bb7c4 c03c1088
[    3.605702] bbc0: c05daecc edccfcd0 00000100 ee615400 c03bb7c4 e1004000 ee5ae400 c03c1088
[    3.613913] bbe0: eee0bc34 c050c8f8 c06f2a88 c03bb9f8 edd00380 ee615400 eee0bc30 ee5ae410
[    3.622125] bc00: 00000000 00000000 eee0bc7c eee0bc18 c03c13fc c03bba04 c050c8f4 edccf820
[    3.630337] bc20: eee0bc64 eee0bc30 c015a180 c0159f84 c03c10b4 c03c1088 edcf9800 edcfa800
[    3.638548] bc40: eee0bc64 eee0bc50 c03bbce8 c02687f4 ee5ae410 00000000 00000000 ee5ae410
[    3.646760] bc60: ee5ae420 00000000 00000000 00000000 eee0bcdc eee0bc80 c0267e60 c03c134c
[    3.654970] bc80: c015c734 c0158f44 ee5ae420 00000000 ee5ae410 c06c197c 00000001 00000000
[    3.663182] bca0: ee5ae420 c06c197c c015c7b0 c015c6c8 eee0bcdc c07038e4 ee5ae420 00000000
[    3.671393] bcc0: c06c197c 00000004 00000000 00000000 eee0bd04 eee0bce0 c03015d0 c0267c3c
[    3.679606] bce0: c06c197c eee0bd50 ee5ae420 00000001 c07038c0 00000000 eee0bd24 eee0bd08
[    3.687817] bd00: c03017e8 c03013d8 00000000 eee0bd50 c030175c 00000001 eee0bd4c eee0bd28
[    3.696028] bd20: c02ff918 c0301768 eec70770 eee978b8 ee5ae420 ee5ae420 ee5ae420 ee5ae454
[    3.704241] bd40: eee0bd74 eee0bd50 c0301324 c02ff8bc ee5ae420 00000001 ee5ae428 ee5ae420
[    3.712453] bd60: c06b30c0 00000000 eee0bd84 eee0bd78 c030185c c0301278 eee0bda4 eee0bd88
[    3.720665] bd80: c030083c c0301854 ee5ae428 ee615420 ee5ae420 00000000 eee0bde4 eee0bda8
[    3.728876] bda0: c02fe99c c03007bc eee0bdcc eee0bdb8 c030bbd4 c0068ae4 ee5ae420 ee5ae420
[    3.737087] bdc0: c03bb818 ee5ae420 ee615420 00000078 ee615420 c03b9708 eee0bdfc eee0bde8
[    3.745299] bde0: c02feb40 c02fe5b4 ee5ae410 c03bb818 eee0be1c eee0be00 c0267a28 c02feb30
[    3.753511] be00: ee5ae400 ee615420 00000007 ee615420 eee0be3c eee0be20 c03bbd58 c0267980
[    3.761722] be20: edcfa078 ee5ae400 ee615400 ee615420 eee0be64 eee0be40 c03b9840 c03bbd18
[    3.769933] be40: 00000000 ee615400 000005f0 c06c1290 c05fdc94 ee615420 eee0be94 eee0be68
[    3.778145] be60: c03b9958 c03b9714 ffffffff ee615400 eefe9400 f23e3000 000005f0 ef331e00
[    3.786356] be80: 00000000 ef32e800 eee0bebc eee0be98 c03b9ad4 c03b9900 eeed2300 000005f0
[    3.794567] bea0: ee601640 eeed2300 ef32e800 00000000 eee0bedc eee0bec0 c0315380 c03b99e8
[    3.802779] bec0: ee601640 eefe9400 ef32e800 ee601640 eee0bf1c eee0bee0 c004761c c0315354
[    3.810991] bee0: c00820b4 c04b53c0 00333a30 40000113 ef32e848 ef32e800 eeed2318 ef32e814
[    3.819202] bf00: eee0a000 00000008 eeed2300 ef32e800 eee0bf54 eee0bf20 c0047938 c0047504
[    3.827414] bf20: ef32e964 c068c100 00000000 00000000 ee601cc0 eee0a000 eeed2300 c00478ec
[    3.835626] bf40: 00000000 00000000 eee0bfac eee0bf58 c004d3fc c00478f8 eee0bf8c 00000000
[    3.843837] bf60: c00347b8 eeed2300 00000000 00000000 eee0bf70 eee0bf70 00000000 00000000
[    3.852048] bf80: eee0bf80 eee0bf80 eee0bfac ee601cc0 c004d2fc 00000000 00000000 00000000
[    3.860260] bfa0: 00000000 eee0bfb0 c000f9c8 c004d308 00000000 00000000 00000000 00000000
[    3.868470] bfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[    3.876681] bfe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[    3.884889] Backtrace: 
[    3.887355] [<c02a18d4>] (iommu_fault_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    3.896612]  r9:eeefa6c0 r8:00000150 r7:00000000 r6:00000000 r5:eeefa720 r4:eef92680
[    3.904431] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    3.913337]  r10:00000000 r9:f24e0000 r8:eec08000 r7:00000000 r6:c06b0d64 r5:eeefa720
[    3.921238]  r4:eeefa6c0
[    3.923791] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    3.932348]  r7:00000000 r6:c06b0d64 r5:eeefa720 r4:eeefa6c0
[    3.938067] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    3.946712]  r7:00000000 r6:eee0ba80 r5:00000150 r4:c068640c
[    3.952431] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    3.957633] omap_i2c 48070000.i2c: controller timed out
[    3.966409] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    3.974793]  r9:f24e0000 r8:fa213000 r7:fa212000 r6:eee0b968 r5:fa21200c r4:c068c7d4
[    3.982612] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    3.990124] Exception stack(0xeee0b968 to 0xeee0b9b0)
[    3.995196] b960:                   00000000 c06cc180 00000000 00000000 00000282 00000012
[    4.003408] b980: eee0a000 00000000 eec08000 f24e0000 00000000 eee0ba14 eee0ba18 eee0b9b8
[    4.011618] b9a0: c0036610 c003617c 60000113 ffffffff
[    4.016688]  r9:f24e0000 r8:eec08000 r7:eee0b99c r6:ffffffff r5:60000113 r4:c003617c
[    4.024508] [<c00360e8>] (__do_softirq) from [<c0036610>] (irq_exit+0xbc/0x11c)
[    4.031845]  r10:00000000 r9:f24e0000 r8:eec08000 r7:00000000 r6:00000000 r5:00000012
[    4.039747]  r4:ffffe000
[    4.042299] [<c0036554>] (irq_exit) from [<c0072270>] (__handle_domain_irq+0x68/0xbc)
[    4.050159]  r5:00000012 r4:c068640c
[    4.053766] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    4.062149]  r9:f24e0000 r8:fa213000 r7:fa212000 r6:eee0ba80 r5:fa21200c r4:c068c7d4
[    4.069968] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    4.077480] Exception stack(0xeee0ba80 to 0xeee0bac8)
[    4.082553] ba80: eef1e874 60000113 00000001 00000007 00000000 eef1e874 00000004 60000113
[    4.090765] baa0: edd2d994 f24e0000 00000000 eee0badc eee0bae0 eee0bad0 c030b218 c04b53dc
[    4.098975] bac0: 20000113 ffffffff
[    4.102474]  r9:f24e0000 r8:edd2d994 r7:eee0bab4 r6:ffffffff r5:20000113 r4:c04b53dc
[    4.110296] [<c04b53b4>] (_raw_spin_unlock_irqrestore) from [<c030b218>] (__pm_runtime_resume+0x64/0x6c)
[    4.119820] [<c030b1b4>] (__pm_runtime_resume) from [<c02a2fe4>] (omap_iommu_attach_dev+0x288/0x3bc)
[    4.128989]  r7:ffffffff r6:edd2da00 r5:eef92240 r4:eef9ec10
[    4.134706] [<c02a2d5c>] (omap_iommu_attach_dev) from [<c02a0d98>] (iommu_attach_device+0x8c/0xac)
[    4.143699]  r10:edd2d680 r9:eeeeb410 r8:ee615420 r7:ee6155a4 r6:ee6155ac r5:edd2d994
[    4.151600]  r4:00000000
[    4.154152] [<c02a0d0c>] (iommu_attach_device) from [<c03bb050>] (rproc_boot+0x2e0/0x55c)
[    4.162361]  r7:ee6155a4 r6:ee6155ac r5:00000000 r4:ee615400
[    4.168080] [<c03bad70>] (rproc_boot) from [<c03bbb84>] (rproc_virtio_find_vqs+0x18c/0x1f0)
[    4.176462]  r10:ee615420 r9:00000002 r8:c05daecc r7:ee5ae410 r6:ee5ae5e8 r5:eee0bc3c
[    4.184364]  r4:00000002
[    4.186917] [<c03bb9f8>] (rproc_virtio_find_vqs) from [<c03c13fc>] (rpmsg_probe+0xbc/0x474)
[    4.195301]  r10:00000000 r9:00000000 r8:ee5ae410 r7:eee0bc30 r6:ee615400 r5:edd00380
[    4.203202]  r4:c03bb9f8
[    4.205756] [<c03c1340>] (rpmsg_probe) from [<c0267e60>] (virtio_dev_probe+0x230/0x314)
[    4.213791]  r10:00000000 r9:00000000 r8:00000000 r7:ee5ae420 r6:ee5ae410 r5:00000000
[    4.221694]  r4:00000000
[    4.224247] [<c0267c30>] (virtio_dev_probe) from [<c03015d0>] (driver_probe_device+0x204/0x2f8)
[    4.232980]  r10:00000000 r9:00000000 r8:00000004 r7:c06c197c r6:00000000 r5:ee5ae420
[    4.240881]  r4:c07038e4
[    4.243431] [<c03013cc>] (driver_probe_device) from [<c03017e8>] (__device_attach_driver+0x8c/0xb4)
[    4.252512]  r9:00000000 r8:c07038c0 r7:00000001 r6:ee5ae420 r5:eee0bd50 r4:c06c197c
[    4.260332] [<c030175c>] (__device_attach_driver) from [<c02ff918>] (bus_for_each_drv+0x68/0x9c)
[    4.269152]  r7:00000001 r6:c030175c r5:eee0bd50 r4:00000000
[    4.274866] [<c02ff8b0>] (bus_for_each_drv) from [<c0301324>] (__device_attach+0xb8/0x11c)
[    4.283162]  r6:ee5ae454 r5:ee5ae420 r4:ee5ae420
[    4.287823] [<c030126c>] (__device_attach) from [<c030185c>] (device_initial_probe+0x14/0x18)
[    4.296381]  r7:00000000 r6:c06b30c0 r5:ee5ae420 r4:ee5ae428
[    4.302100] [<c0301848>] (device_initial_probe) from [<c030083c>] (bus_probe_device+0x8c/0x94)
[    4.310751] [<c03007b0>] (bus_probe_device) from [<c02fe99c>] (device_add+0x3f4/0x57c)
[    4.318698]  r7:00000000 r6:ee5ae420 r5:ee615420 r4:ee5ae428
[    4.324417] [<c02fe5a8>] (device_add) from [<c02feb40>] (device_register+0x1c/0x20)
[    4.332102]  r10:c03b9708 r9:ee615420 r8:00000078 r7:ee615420 r6:ee5ae420 r5:c03bb818
[    4.340005]  r4:ee5ae420
[    4.342558] [<c02feb24>] (device_register) from [<c0267a28>] (register_virtio_device+0xb4/0xf4)
[    4.351289]  r5:c03bb818 r4:ee5ae410
[    4.354896] [<c0267974>] (register_virtio_device) from [<c03bbd58>] (rproc_add_virtio_dev+0x4c/0xa0)
[    4.364065]  r7:ee615420 r6:00000007 r5:ee615420 r4:ee5ae400
[    4.369782] [<c03bbd0c>] (rproc_add_virtio_dev) from [<c03b9840>] (rproc_handle_vdev+0x138/0x1ec)
[    4.378688]  r7:ee615420 r6:ee615400 r5:ee5ae400 r4:edcfa078
[    4.384405] [<c03b9708>] (rproc_handle_vdev) from [<c03b9958>] (rproc_handle_resources+0x64/0xe8)
[    4.393311]  r9:ee615420 r8:c05fdc94 r7:c06c1290 r6:000005f0 r5:ee615400 r4:00000000
[    4.401129] [<c03b98f4>] (rproc_handle_resources) from [<c03b9ad4>] (rproc_fw_config_virtio+0xf8/0x100)
[    4.410560]  r10:ef32e800 r9:00000000 r8:ef331e00 r7:000005f0 r6:f23e3000 r5:eefe9400
[    4.418462]  r4:ee615400 r3:ffffffff
[    4.422070] [<c03b99dc>] (rproc_fw_config_virtio) from [<c0315380>] (request_firmware_work_func+0x38/0x60)
[    4.431762]  r7:00000000 r6:ef32e800 r5:eeed2300 r4:ee601640
[    4.437481] [<c0315348>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    4.446824]  r4:ee601640
[    4.449377] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    4.457498]  r10:ef32e800 r9:eeed2300 r8:00000008 r7:eee0a000 r6:ef32e814 r5:eeed2318
[    4.465401]  r4:ef32e800
[    4.467954] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    4.475377]  r10:00000000 r9:00000000 r8:c00478ec r7:eeed2300 r6:eee0a000 r5:ee601cc0
[    4.483277]  r4:00000000
[    4.485829] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    4.493079]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:ee601cc0
[    4.499853] Code: e24cb004 e24dd018 e1a05001 e5910010 (e5103014) 
[    4.505974] ---[ end trace 6c4c60e8019ce46f ]---
[    4.510608] Kernel panic - not syncing: Fatal exception in interrupt
[    4.516990] CPU1: stopping
[    4.519713] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D W  O    4.4.84+ #1
[    4.526965] Hardware name: Generic DRA74X (Flattened Device Tree)
[    4.533082] Backtrace: 
[    4.535554] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    4.543154]  r7:eec97f48 r6:20080193 r5:00000000 r4:c06b0a24
[    4.548875] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    4.556131] [<c0215f5c>] (dump_stack) from [<c00155c0>] (handle_IPI+0x184/0x198)
[    4.563556]  r7:eec97f48 r6:00000000 r5:00000001 r4:c068640c
[    4.569271] [<c001543c>] (handle_IPI) from [<c00094c8>] (gic_handle_irq+0x78/0x7c)
[    4.576870]  r7:fa212000 r6:eec97f48 r5:fa21200c r4:c068c7d4
[    4.582585] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    4.590097] Exception stack(0xeec97f48 to 0xeec97f90)
[    4.595170] 7f40:                   00000000 ef337388 fe600000 00000000 eec96000 c068c4ac
[    4.603383] 7f60: c0685364 c04b8fa4 eec97fb8 c06c8e25 c068c4f8 eec97fa4 eec97f84 eec97f98
[    4.611593] 7f80: c0026300 c0010440 60080013 ffffffff
[    4.616663]  r9:c06c8e25 r8:eec97fb8 r7:eec97f7c r6:ffffffff r5:60080013 r4:c0010440
[    4.624482] [<c0010418>] (arch_cpu_idle) from [<c0069678>] (default_idle_call+0x28/0x34)
[    4.632609] [<c0069650>] (default_idle_call) from [<c00697a8>] (cpu_startup_entry+0x124/0x190)
[    4.641259] [<c0069684>] (cpu_startup_entry) from [<c00151a8>] (secondary_start_kernel+0x16c/0x178)
[    4.650341]  r7:c06cb288
[    4.652892] [<c001503c>] (secondary_start_kernel) from [<8000956c>] (0x8000956c)
[    4.660315]  r7:c06cb288 r6:30c0387d r5:00000000 r4:aec47380
[    4.666032] ---[ end Kernel panic - not syncing: Fatal exception in interrupt

~ # /opt/modules_load.sh 
[    8.246950] Unable to handle kernel paging request at virtual address ffffffec
[    8.254203] pgd = c0003000
[    8.256918] [ffffffec] *pgd=80000080007003, *pmd=affa6003, *pte=00000000
[    8.263674] Internal error: Oops: 207 [#1] PREEMPT SMP ARM
[    8.269180] Modules linked in: g_ether usb_f_ecm_subset usb_f_ecm u_ether libcomposite dwc3_omap dwc3 xhci_plat_hcd xhci_hcd extcon_usb_gpio extcon configfs bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    8.290029] CPU: 0 PID: 954 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #10
[    8.297715] Hardware name: Generic DRA74X (Flattened Device Tree)
[    8.303834] Workqueue: events request_firmware_work_func
[    8.309174] task: ee402600 ti: eee86000 task.ti: eee86000
[    8.314596] PC is at iommu_fault_handler+0x18/0x14c
[    8.319493] LR is at handle_irq_event_percpu+0xb4/0x160
[    8.324738] pc : [<c02a1538>]    lr : [<c0072968>]    psr: a00c0193
[    8.324738] sp : eee87918  ip : eee87958  fp : eee87954
[    8.336263] r10: c06c8b27  r9 : eeeec780  r8 : 00000151
[    8.341507] r7 : 00000000  r6 : 00000000  r5 : eef58e10  r4 : eedcd180
[    8.348059] r3 : c02a1520  r2 : c05b8c6c  r1 : eef58e10  r0 : 00000000
[    8.354615] Flags: NzCv  IRQs off  FIQs on  Mode SVC_32  ISA ARM  Segment kernel
[    8.362041] Control: 30c5387d  Table: adcb9c40  DAC: fffffffd
[    8.367809] Process kworker/0:2 (pid: 954, stack limit = 0xeee86210)
[    8.374189] Stack: (0xeee87918 to 0xeee88000)
[    8.378562] 7900:                                                       c029db20 c0213ccc
[    8.386775] 7920: 00000000 03601efb 00000000 00000000 eedcd180 eeeec7e0 00000000 00000000
[    8.394987] 7940: 00000151 eeeec780 eee8799c eee87958 c0072968 c02a152c 00000001 00000018
[    8.403199] 7960: eee879a4 c05b8c80 c05b8c6c c05b8c44 eee8799c eeeec780 eeeec7e0 c06b0ca4
[    8.411411] 7980: 00000000 eec08000 f21b0000 00000000 eee879bc eee879a0 c0072a54 c00728c0
[    8.419623] 79a0: eeeec780 eeeec7e0 c06b0ca4 00000000 eee879dc eee879c0 c0075d98 c0072a20
[    8.427836] 79c0: c068640c 00000151 00000000 00000000 eee879ec eee879e0 c0071f94 c0075ce4
[    8.436048] 79e0: eee87a14 eee879f0 c007226c c0071f74 c068c7d4 fa21200c eee87a40 fa212000
[    8.444261] 7a00: fa213000 f21b0000 eee87a3c eee87a18 c0009490 c0072214 c04b4f3c 200c0113
[    8.452472] 7a20: ffffffff eee87a74 edccd614 f21b0000 eee87a9c eee87a40 c0013cc0 c000945c
[    8.460684] 7a40: eee40c74 600c0113 00000001 00000007 00000000 eee40c74 00000004 600c0113
[    8.468896] 7a60: edccd614 f21b0000 00000000 eee87a9c eee87aa0 eee87a90 c030ae68 c04b4f3c
[    8.477107] 7a80: 200c0113 ffffffff f21b0000 00000000 eee87abc eee87aa0 c030ae68 c04b4f20
[    8.485320] 7aa0: eef58e10 eedf0180 edccd640 ffffffff eee87b04 eee87ac0 c02a2c30 c030ae10
[    8.493532] 7ac0: 00008000 00000000 edccd610 eeee3810 c02a2d64 eef58e28 ee68d9a4 00000000
[    8.501744] 7ae0: edccd614 ee68d9ac ee68d9a4 ee68d820 edccd3c0 eeee3810 eee87b24 eee87b08
[    8.509956] 7b00: c02a09e4 c02a29b4 ee68d800 00000000 ee68d9ac ee68d9a4 eee87b6c eee87b28
[    8.518168] 7b20: c03ba87c c02a0964 00001000 edccd614 eee87b6c edccd3c0 c026826c c00f49a0
[    8.526380] 7b40: edd20010 00000002 edd201e8 eee87c04 edd20010 c05daae4 00000100 ee68d820
[    8.534591] 7b60: eee87bdc eee87b70 c03bb594 c03ba664 00000000 e1004000 c03bb1c0 c03c0b44
[    8.542802] 7b80: c05daae4 eee87b98 c02fd9e4 ee68d800 c03bb1c0 c05fe1d0 edd20000 c03c0b44
[    8.551014] 7ba0: e1004000 eee87bfc c050c6d4 00000002 c06f1a88 c03bb3c8 ee190b00 ee68d800
[    8.559226] 7bc0: edd20010 eee87bf8 00000000 00000000 eee87c44 eee87be0 c03c0f34 c03bb3d4
[    8.567437] 7be0: c050c6d0 c02fd904 c05ead54 c05ffb88 edccd4c0 edd20020 c03c0b88 c03c0b44
[    8.575649] 7c00: edd64800 edd65000 eee87c2c eee87c18 c03bb6ec c0268440 edd20010 00000000
[    8.583860] 7c20: 00000000 edd20010 edd20020 00000000 00000000 00000000 eee87ca4 eee87c48
[    8.592072] 7c40: c0267aac c03c0e68 c015c734 c0158f44 edd20020 00000000 edd20010 c06c167c
[    8.600284] 7c60: 00000001 00000000 edd20020 c06c167c c015c7b0 c015c6c8 eee87ca4 c07028e4
[    8.608496] 7c80: edd20020 00000000 c06c167c 00000013 00000000 00000000 eee87ccc eee87ca8
[    8.616708] 7ca0: c0301220 c0267888 c06c167c eee87d18 edd20020 00000001 c07028c0 00000000
[    8.624920] 7cc0: eee87cec eee87cd0 c0301438 c0301028 00000000 eee87d18 c03013ac 00000001
[    8.633132] 7ce0: eee87d14 eee87cf0 c02ff568 c03013b8 eec70770 ee4ab5b8 edd20020 edd20020
[    8.641344] 7d00: edd20020 edd20054 eee87d3c eee87d18 c0300f74 c02ff50c edd20020 00000001
[    8.649556] 7d20: edd20028 edd20020 c06b2e18 00000000 eee87d4c eee87d40 c03014ac c0300ec8
[    8.657767] 7d40: eee87d6c eee87d50 c030048c c03014a4 edd20028 ee68d820 edd20020 00000000
[    8.665980] 7d60: eee87dac eee87d70 c02fe5ec c030040c eee87d94 eee87d80 c030b824 c0068ae4
[    8.674192] 7d80: edd20020 edd20020 c03bb244 edd20020 edd20040 edd640ac edd64078 edd20000
[    8.682403] 7da0: eee87dc4 eee87db0 c02fe790 c02fe204 edd20010 c03bb244 eee87de4 eee87dc8
[    8.690615] 7dc0: c0267674 c02fe780 edd20000 ee68d820 00000007 edd20040 eee87e04 eee87de8
[    8.698828] 7de0: c03bb75c c02675cc 00000002 edd6408c edd640a4 edd20040 eee87e4c eee87e08
[    8.707038] 7e00: c03b8fb4 c03bb71c 00000100 00001000 00000078 ee68d800 c05fd808 ee68d820
[    8.715251] 7e20: c02fd91c c03b8e30 00000074 00000000 ee68d800 edd64078 ee68d820 00000578
[    8.723462] 7e40: eee87e8c eee87e50 c03b90ec c03b8e3c c05fd8a8 c06c0f90 c05fd898 000005f0
[    8.731674] 7e60: 000005f0 ee68d800 ee6d75c0 ee68d820 f21aa000 000005f0 00000000 ef330800
[    8.739886] 7e80: eee87ebc eee87e90 c03b92b4 c03b9078 c00546cc 000005f0 ee531280 ee6847c0
[    8.748097] 7ea0: ee531280 ef330800 00000000 ef333e00 eee87edc eee87ec0 c0314fd0 c03b919c
[    8.756310] 7ec0: ee6847c0 ee6d75c0 ef330800 ee6847c0 eee87f1c eee87ee0 c004761c c0314fa4
[    8.764522] 7ee0: c00820b4 c04b4f20 00333a30 40000113 ef330848 ef330800 ee531298 ef330814
[    8.772733] 7f00: eee86000 00000008 ee531280 ef330800 eee87f54 eee87f20 c0047938 c0047504
[    8.780945] 7f20: ef330964 c068c100 00000000 00000000 eed76640 eee86000 ee531280 c00478ec
[    8.789156] 7f40: 00000000 00000000 eee87fac eee87f58 c004d3fc c00478f8 eee87f8c 00000000
[    8.797368] 7f60: c00347b8 ee531280 00000000 00000000 eee87f70 eee87f70 00000000 00000000
[    8.805579] 7f80: eee87f80 eee87f80 eee87fac eed76640 c004d2fc 00000000 00000000 00000000
[    8.813790] 7fa0: 00000000 eee87fb0 c000f9c8 c004d308 00000000 00000000 00000000 00000000
[    8.822001] 7fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[    8.830212] 7fe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[    8.838421] Backtrace: 
[    8.840886] [<c02a1520>] (iommu_fault_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    8.850141]  r9:eeeec780 r8:00000151 r7:00000000 r6:00000000 r5:eeeec7e0 r4:eedcd180
[    8.857959] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    8.866866]  r10:00000000 r9:f21b0000 r8:eec08000 r7:00000000 r6:c06b0ca4 r5:eeeec7e0
[    8.874766]  r4:eeeec780
[    8.877318] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    8.885877]  r7:00000000 r6:c06b0ca4 r5:eeeec7e0 r4:eeeec780
[    8.891595] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    8.900241]  r7:00000000 r6:00000000 r5:00000151 r4:c068640c
[    8.905959] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    8.914697] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.923081]  r9:f21b0000 r8:fa213000 r7:fa212000 r6:eee87a40 r5:fa21200c r4:c068c7d4
[    8.930898] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.938411] Exception stack(0xeee87a40 to 0xeee87a88)
[    8.943484] 7a40: eee40c74 600c0113 00000001 00000007 00000000 eee40c74 00000004 600c0113
[    8.951696] 7a60: edccd614 f21b0000 00000000 eee87a9c eee87aa0 eee87a90 c030ae68 c04b4f3c
[    8.959905] 7a80: 200c0113 ffffffff
[    8.963404]  r9:f21b0000 r8:edccd614 r7:eee87a74 r6:ffffffff r5:200c0113 r4:c04b4f3c
[    8.971225] [<c04b4f14>] (_raw_spin_unlock_irqrestore) from [<c030ae68>] (__pm_runtime_resume+0x64/0x6c)
[    8.980748] [<c030ae04>] (__pm_runtime_resume) from [<c02a2c30>] (omap_iommu_attach_dev+0x288/0x3bc)
[    8.989916]  r7:ffffffff r6:edccd640 r5:eedf0180 r4:eef58e10
[    8.995634] [<c02a29a8>] (omap_iommu_attach_dev) from [<c02a09e4>] (iommu_attach_device+0x8c/0xac)
[    9.004628]  r10:eeee3810 r9:edccd3c0 r8:ee68d820 r7:ee68d9a4 r6:ee68d9ac r5:edccd614
[    9.012526]  r4:00000000
[    9.015079] [<c02a0958>] (iommu_attach_device) from [<c03ba87c>] (rproc_boot+0x224/0x580)
[    9.023288]  r7:ee68d9a4 r6:ee68d9ac r5:00000000 r4:ee68d800
[    9.029003] [<c03ba658>] (rproc_boot) from [<c03bb594>] (rproc_virtio_find_vqs+0x1cc/0x224)
[    9.037386]  r10:ee68d820 r9:00000100 r8:c05daae4 r7:edd20010 r6:eee87c04 r5:edd201e8
[    9.045287]  r4:00000002
[    9.047839] [<c03bb3c8>] (rproc_virtio_find_vqs) from [<c03c0f34>] (rpmsg_probe+0xd8/0x4bc)
[    9.056222]  r10:00000000 r9:00000000 r8:eee87bf8 r7:edd20010 r6:ee68d800 r5:ee190b00
[    9.064124]  r4:c03bb3c8
[    9.066676] [<c03c0e5c>] (rpmsg_probe) from [<c0267aac>] (virtio_dev_probe+0x230/0x314)
[    9.074710]  r10:00000000 r9:00000000 r8:00000000 r7:edd20020 r6:edd20010 r5:00000000
[    9.082611]  r4:00000000
[    9.085164] [<c026787c>] (virtio_dev_probe) from [<c0301220>] (driver_probe_device+0x204/0x2f8)
[    9.093896]  r10:00000000 r9:00000000 r8:00000013 r7:c06c167c r6:00000000 r5:edd20020
[    9.101796]  r4:c07028e4
[    9.104348] [<c030101c>] (driver_probe_device) from [<c0301438>] (__device_attach_driver+0x8c/0xb4)
[    9.113429]  r9:00000000 r8:c07028c0 r7:00000001 r6:edd20020 r5:eee87d18 r4:c06c167c
[    9.121244] [<c03013ac>] (__device_attach_driver) from [<c02ff568>] (bus_for_each_drv+0x68/0x9c)
[    9.130063]  r7:00000001 r6:c03013ac r5:eee87d18 r4:00000000
[    9.135778] [<c02ff500>] (bus_for_each_drv) from [<c0300f74>] (__device_attach+0xb8/0x11c)
[    9.144074]  r6:edd20054 r5:edd20020 r4:edd20020
[    9.148735] [<c0300ebc>] (__device_attach) from [<c03014ac>] (device_initial_probe+0x14/0x18)
[    9.157293]  r7:00000000 r6:c06b2e18 r5:edd20020 r4:edd20028
[    9.163010] [<c0301498>] (device_initial_probe) from [<c030048c>] (bus_probe_device+0x8c/0x94)
[    9.171661] [<c0300400>] (bus_probe_device) from [<c02fe5ec>] (device_add+0x3f4/0x57c)
[    9.179608]  r7:00000000 r6:edd20020 r5:ee68d820 r4:edd20028
[    9.185326] [<c02fe1f8>] (device_add) from [<c02fe790>] (device_register+0x1c/0x20)
[    9.193011]  r10:edd20000 r9:edd64078 r8:edd640ac r7:edd20040 r6:edd20020 r5:c03bb244
[    9.200910]  r4:edd20020
[    9.203464] [<c02fe774>] (device_register) from [<c0267674>] (register_virtio_device+0xb4/0xf4)
[    9.212197]  r5:c03bb244 r4:edd20010
[    9.215804] [<c02675c0>] (register_virtio_device) from [<c03bb75c>] (rproc_add_virtio_dev+0x4c/0xa0)
[    9.224971]  r7:edd20040 r6:00000007 r5:ee68d820 r4:edd20000
[    9.230688] [<c03bb710>] (rproc_add_virtio_dev) from [<c03b8fb4>] (rproc_handle_vdev+0x184/0x23c)
[    9.239595]  r7:edd20040 r6:edd640a4 r5:edd6408c r4:00000002
[    9.245309] [<c03b8e30>] (rproc_handle_vdev) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    9.254302]  r10:00000578 r9:ee68d820 r8:edd64078 r7:ee68d800 r6:00000000 r5:00000074
[    9.262202]  r4:c03b8e30
[    9.264752] [<c03b906c>] (rproc_handle_resources) from [<c03b92b4>] (rproc_fw_config_virtio+0x124/0x12c)
[    9.274269]  r10:ef330800 r9:00000000 r8:000005f0 r7:f21aa000 r6:ee68d820 r5:ee6d75c0
[    9.282167]  r4:ee68d800
[    9.284719] [<c03b9190>] (rproc_fw_config_virtio) from [<c0314fd0>] (request_firmware_work_func+0x38/0x60)
[    9.294411]  r8:ef333e00 r7:00000000 r6:ef330800 r5:ee531280 r4:ee6847c0
[    9.301182] [<c0314f98>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    9.310525]  r4:ee6847c0
[    9.313078] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    9.321200]  r10:ef330800 r9:ee531280 r8:00000008 r7:eee86000 r6:ef330814 r5:ee531298
[    9.329099]  r4:ef330800
[    9.331650] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    9.339074]  r10:00000000 r9:00000000 r8:c00478ec r7:ee531280 r6:eee86000 r5:eed76640
[    9.346974]  r4:00000000
[    9.349527] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    9.356776]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eed76640
[    9.363545] Code: e24cb004 e24dd018 e1a05001 e5910010 (e5103014) 
[    9.369664] ---[ end trace 34398ff388ddd769 ]---
[    9.374299] Kernel panic - not syncing: Fatal exception in interrupt
[    9.380680] CPU1: stopping
[    9.383403] CPU: 1 PID: 0 Comm: swapper/1 Tainted: G      D W  O    4.4.84+ #10
[    9.390741] Hardware name: Generic DRA74X (Flattened Device Tree)
[    9.396858] Backtrace: 
[    9.399330] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    9.406930]  r7:eec97f48 r6:20000193 r5:00000000 r4:c06b0964
[    9.412650] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    9.419907] [<c0215f5c>] (dump_stack) from [<c00155c0>] (handle_IPI+0x184/0x198)
[    9.427331]  r7:eec97f48 r6:00000000 r5:00000001 r4:c068640c
[    9.433046] [<c001543c>] (handle_IPI) from [<c00094c8>] (gic_handle_irq+0x78/0x7c)
[    9.440645]  r7:fa212000 r6:eec97f48 r5:fa21200c r4:c068c7d4
[    9.446360] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    9.453872] Exception stack(0xeec97f48 to 0xeec97f90)
[    9.458944] 7f40:                   00000000 ef339388 fe600000 00000000 eec96000 c068c4ac
[    9.467156] 7f60: c0685364 c04b8fa4 eec97fb8 c06c8b25 c068c4f8 eec97fa4 eec97f84 eec97f98
[    9.475366] 7f80: c0026300 c0010440 60000013 ffffffff
[    9.480435]  r9:c06c8b25 r8:eec97fb8 r7:eec97f7c r6:ffffffff r5:60000013 r4:c0010440
[    9.488256] [<c0010418>] (arch_cpu_idle) from [<c0069678>] (default_idle_call+0x28/0x34)
[    9.496383] [<c0069650>] (default_idle_call) from [<c00697a8>] (cpu_startup_entry+0x124/0x190)
[    9.505032] [<c0069684>] (cpu_startup_entry) from [<c00151a8>] (secondary_start_kernel+0x16c/0x178)
[    9.514113]  r7:c06ca288
[    9.516664] [<c001503c>] (secondary_start_kernel) from [<8000956c>] (0x8000956c)
[    9.524088]  r7:c06ca288 r6:30c0387d r5:00000000 r4:aec47380
[    9.529804] ---[ end Kernel panic - not syncing: Fatal exception in interrupt

[    8.625084] ------------[ cut here ]------------
[    8.625105] WARNING: CPU: 0 PID: 953 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x25c/0x368()
[    8.625114] 44000000.ocp:L3 Custom Error: MASTER DSP1_MDMA TARGET DMM_P1 (Read): Data Access in User mode during Functional access
[    8.625121] Modules linked in: g_ether usb_f_ecm_subset usb_f_ecm u_ether libcomposite dwc3_omap dwc3 xhci_plat_hcd xhci_hcd extcon_usb_gpio extcon configfs bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    8.625227] CPU: 0 PID: 953 Comm: kworker/0:2 Tainted: G           O    4.4.84+ #10
[    8.625235] Hardware name: Generic DRA74X (Flattened Device Tree)
[    8.625254] Workqueue: events request_firmware_work_func
[    8.625267] Backtrace: 
[    8.625295] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    8.625309]  r7:c0239468 r6:20080193 r5:00000000 r4:c06b0964
[    8.625348] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    8.625373] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    8.625383]  r7:c0239468 r6:00000093 r5:00000009 r4:ee4cf650
[    8.625423] [<c0032904>] (warn_slowpath_common) from [<c00329f4>] (warn_slowpath_fmt+0x38/0x40)
[    8.625430]  r8:00000017 r7:c05d8694 r6:00000002 r5:c05d82cc r4:c05d8370
[    8.625472] [<c00329c0>] (warn_slowpath_fmt) from [<c0239468>] (l3_interrupt_handler+0x25c/0x368)
[    8.625481]  r3:eedf0840 r2:c05d8370
[    8.625500]  r4:80080003
[    8.625520] [<c023920c>] (l3_interrupt_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    8.625528]  r10:c06c8b27 r9:eec46b40 r8:00000017 r7:00000000 r6:00000000 r5:eec46ba0
[    8.625552]  r4:eee39000
[    8.625565] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    8.625572]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:c0690b74 r5:eec46ba0
[    8.625594]  r4:eec46b40
[    8.625607] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    8.625613]  r7:00000000 r6:c0690b74 r5:eec46ba0 r4:eec46b40
[    8.625638] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    8.625644]  r7:00000000 r6:00000000 r5:00000017 r4:c068640c
[    8.625667] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    8.625679] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.625685]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf810 r5:fa21200c r4:c068c7d4
[    8.625710] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.625718] Exception stack(0xee4cf810 to 0xee4cf858)
[    8.625727] f800:                                     c06c7c00 ef7f1614 00000000 00000000
[    8.625736] f820: ef7f1660 00000000 20080113 c0686260 00039dfc 2eca9000 c00f8ed0 ee4cf88c
[    8.625744] f840: ee4cf828 ee4cf860 c00be390 c00be520 60080113 ffffffff
[    8.625751]  r9:2eca9000 r8:00039dfc r7:ee4cf844 r6:ffffffff r5:60080113 r4:c00be520
[    8.625779] [<c00be3ec>] (free_hot_cold_page) from [<c00be76c>] (__free_pages+0x50/0x54)
[    8.625785]  r9:ee4ce000 r8:c06f6380 r7:c068e604 r6:000a2c00 r5:00000000 r4:00000000
[    8.625812] [<c00be71c>] (__free_pages) from [<c00c0928>] (free_contig_range+0x68/0x98)
[    8.625818]  r5:00000000 r4:000a2bb4
[    8.625836] [<c00c08c0>] (free_contig_range) from [<c00c0c7c>] (alloc_contig_range+0x324/0x334)
[    8.625843]  r9:ee4ce000 r8:000a2b00 r7:000a2b00 r6:00000000 r5:000a2c00 r4:000a1300
[    8.625872] [<c00c0958>] (alloc_contig_range) from [<c00f9068>] (cma_alloc+0xb8/0x1b8)
[    8.625881]  r10:c069f23c r9:00001800 r8:00002000 r7:000a1300 r6:00001800 r5:c06f7d74
[    8.625912]  r4:00000300
[    8.625933] [<c00f8fb0>] (cma_alloc) from [<c03076d0>] (dma_alloc_from_contiguous+0x2c/0x44)
[    8.625946]  r10:00000000 r9:00001800 r8:ffffffff r7:00c00000 r6:00000707 r5:01800000
[    8.625973]  r4:00000001
[    8.625988] [<c03076a4>] (dma_alloc_from_contiguous) from [<c001a9ec>] (__alloc_from_contiguous+0x44/0x128)
[    8.626002] [<c001a9a8>] (__alloc_from_contiguous) from [<c001ae58>] (__dma_alloc+0x268/0x2ac)
[    8.626008]  r10:00000000 r9:00000000 r8:ffffffff r7:ee4cfab0 r6:024000c0 r5:eee11810
[    8.626029]  r4:00000000
[    8.626043] [<c001abf0>] (__dma_alloc) from [<c001aefc>] (arm_dma_malloc+0x60/0x68)
[    8.626049]  r10:c001ae9c r9:ee4cfab0 r8:eefbd820 r7:c06f1a88 r6:00000000 r5:00c00000
[    8.626070]  r4:00000707
[    8.626085] [<c001ae9c>] (arm_dma_malloc) from [<c03b9874>] (rproc_handle_carveout+0x214/0x398)
[    8.626091]  r6:edd06300 r5:eefbd800 r4:edd6d8f4
[    8.626109] [<c03b9660>] (rproc_handle_carveout) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.626115]  r10:000004fc r9:eefbd820 r8:edd6d8f4 r7:eefbd800 r6:00000002 r5:000000f0
[    8.626136]  r4:c03b9660
[    8.626147] [<c03b906c>] (rproc_handle_resources) from [<c03ba974>] (rproc_boot+0x31c/0x580)
[    8.626153]  r10:000005f0 r9:edd06040 r8:eefbd820 r7:eefbd9a4 r6:eefbd9ac r5:00000000
[    8.626173]  r4:eefbd800
[    8.626185] [<c03ba658>] (rproc_boot) from [<c03bb594>] (rproc_virtio_find_vqs+0x1cc/0x224)
[    8.626191]  r10:eefbd820 r9:00000100 r8:c05daae4 r7:edcf5410 r6:ee4cfc04 r5:edcf55e8
[    8.626212]  r4:00000002
[    8.626226] [<c03bb3c8>] (rproc_virtio_find_vqs) from [<c03c0f34>] (rpmsg_probe+0xd8/0x4bc)
[    8.626232]  r10:00000000 r9:00000000 r8:ee4cfbf8 r7:edcf5410 r6:eefbd800 r5:edce8d00
[    8.626254]  r4:c03bb3c8
[    8.626270] [<c03c0e5c>] (rpmsg_probe) from [<c0267aac>] (virtio_dev_probe+0x230/0x314)
[    8.626278]  r10:00000000 r9:00000000 r8:00000000 r7:edcf5420 r6:edcf5410 r5:00000000
[    8.626309]  r4:00000000
[    8.626323] [<c026787c>] (virtio_dev_probe) from [<c0301220>] (driver_probe_device+0x204/0x2f8)
[    8.626330]  r10:00000000 r9:00000000 r8:00000013 r7:c06c167c r6:00000000 r5:edcf5420
[    8.626350]  r4:c07028e4
[    8.626364] [<c030101c>] (driver_probe_device) from [<c0301438>] (__device_attach_driver+0x8c/0xb4)
[    8.626370]  r9:00000000 r8:c07028c0 r7:00000001 r6:edcf5420 r5:ee4cfd18 r4:c06c167c
[    8.626399] [<c03013ac>] (__device_attach_driver) from [<c02ff568>] (bus_for_each_drv+0x68/0x9c)
[    8.626405]  r7:00000001 r6:c03013ac r5:ee4cfd18 r4:00000000
[    8.626435] [<c02ff500>] (bus_for_each_drv) from [<c0300f74>] (__device_attach+0xb8/0x11c)
[    8.626445]  r6:edcf5454 r5:edcf5420 r4:edcf5420
[    8.626465] [<c0300ebc>] (__device_attach) from [<c03014ac>] (device_initial_probe+0x14/0x18)
[    8.626471]  r7:00000000 r6:c06b2e18 r5:edcf5420 r4:edcf5428
[    8.626500] [<c0301498>] (device_initial_probe) from [<c030048c>] (bus_probe_device+0x8c/0x94)
[    8.626521] [<c0300400>] (bus_probe_device) from [<c02fe5ec>] (device_add+0x3f4/0x57c)
[    8.626533]  r7:00000000 r6:edcf5420 r5:eefbd820 r4:edcf5428
[    8.626560] [<c02fe1f8>] (device_add) from [<c02fe790>] (device_register+0x1c/0x20)
[    8.626566]  r10:edcf5400 r9:edd6d878 r8:edd6d8ac r7:edcf5440 r6:edcf5420 r5:c03bb244
[    8.626588]  r4:edcf5420
[    8.626602] [<c02fe774>] (device_register) from [<c0267674>] (register_virtio_device+0xb4/0xf4)
[    8.626608]  r5:c03bb244 r4:edcf5410
[    8.626624] [<c02675c0>] (register_virtio_device) from [<c03bb75c>] (rproc_add_virtio_dev+0x4c/0xa0)
[    8.626630]  r7:edcf5440 r6:00000007 r5:eefbd820 r4:edcf5400
[    8.626652] [<c03bb710>] (rproc_add_virtio_dev) from [<c03b8fb4>] (rproc_handle_vdev+0x184/0x23c)
[    8.626658]  r7:edcf5440 r6:edd6d8a4 r5:edd6d88c r4:00000002
[    8.626680] [<c03b8e30>] (rproc_handle_vdev) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.626686]  r10:00000578 r9:eefbd820 r8:edd6d878 r7:eefbd800 r6:00000000 r5:00000074
[    8.626722]  r4:c03b8e30
[    8.626740] [<c03b906c>] (rproc_handle_resources) from [<c03b92b4>] (rproc_fw_config_virtio+0x124/0x12c)
[    8.626749]  r10:ef330800 r9:00000000 r8:000005f0 r7:f21aa000 r6:eefbd820 r5:eeec3c80
[    8.626788]  r4:eefbd800
[    8.626812] [<c03b9190>] (rproc_fw_config_virtio) from [<c0314fd0>] (request_firmware_work_func+0x38/0x60)
[    8.626825]  r8:ef333e00 r7:00000000 r6:ef330800 r5:eecb8400 r4:eeec30c0
[    8.626855] [<c0314f98>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    8.626861]  r4:eeec30c0
[    8.626874] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    8.626880]  r10:ef330800 r9:eecb8400 r8:00000008 r7:ee4ce000 r6:ef330814 r5:eecb8418
[    8.626901]  r4:ef330800
[    8.626921] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    8.626930]  r10:00000000 r9:00000000 r8:c00478ec r7:eecb8400 r6:ee4ce000 r5:eeec3a80
[    8.626966]  r4:00000000
[    8.626988] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    8.627000]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eeec3a80
[    8.627029] ---[ end trace 1981c44f82ec11d7 ]---
[    8.627051] ------------[ cut here ]------------
[    8.627068] WARNING: CPU: 0 PID: 953 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x25c/0x368()
[    8.627077] 44000000.ocp:L3 Standard Error: MASTER DSP1_CFG TARGET EVE1 (Read Link): At Address: 0x038620E0 : Data Access in User mode during Functional access
[    8.627084] Modules linked in: g_ether usb_f_ecm_subset usb_f_ecm u_ether libcomposite dwc3_omap dwc3 xhci_plat_hcd xhci_hcd extcon_usb_gpio extcon configfs bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    8.627170] CPU: 0 PID: 953 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #10
[    8.627177] Hardware name: Generic DRA74X (Flattened Device Tree)
[    8.627187] Workqueue: events request_firmware_work_func
[    8.627194] Backtrace: 
[    8.627209] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    8.627216]  r7:c0239468 r6:20080193 r5:00000000 r4:c06b0964
[    8.627241] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    8.627253] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    8.627259]  r7:c0239468 r6:00000093 r5:00000009 r4:ee4cf650
[    8.627283] [<c0032904>] (warn_slowpath_common) from [<c00329f4>] (warn_slowpath_fmt+0x38/0x40)
[    8.627289]  r8:00000017 r7:c05d86a0 r6:00000004 r5:c05d82c0 r4:c05d8370
[    8.627314] [<c00329c0>] (warn_slowpath_fmt) from [<c0239468>] (l3_interrupt_handler+0x25c/0x368)
[    8.627320]  r3:eedf0840 r2:c05d8370
[    8.627331]  r4:80080001
[    8.627342] [<c023920c>] (l3_interrupt_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    8.627349]  r10:c06c8b27 r9:eec46b40 r8:00000017 r7:00000000 r6:00000000 r5:eec46ba0
[    8.627377]  r4:eee39000
[    8.627390] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    8.627396]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:c0690b74 r5:eec46ba0
[    8.627416]  r4:eec46b40
[    8.627427] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    8.627433]  r7:00000000 r6:c0690b74 r5:eec46ba0 r4:eec46b40
[    8.627456] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    8.627462]  r7:00000000 r6:00000000 r5:00000017 r4:c068640c
[    8.627486] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    8.627497] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.627503]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf810 r5:fa21200c r4:c068c7d4
[    8.627527] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.627534] Exception stack(0xee4cf810 to 0xee4cf858)
[    8.627543] f800:                                     c06c7c00 ef7f1614 00000000 00000000
[    8.627552] f820: ef7f1660 00000000 20080113 c0686260 00039dfc 2eca9000 c00f8ed0 ee4cf88c
[    8.627560] f840: ee4cf828 ee4cf860 c00be390 c00be520 60080113 ffffffff
[    8.627566]  r9:2eca9000 r8:00039dfc r7:ee4cf844 r6:ffffffff r5:60080113 r4:c00be520
[    8.627590] [<c00be3ec>] (free_hot_cold_page) from [<c00be76c>] (__free_pages+0x50/0x54)
[    8.627596]  r9:ee4ce000 r8:c06f6380 r7:c068e604 r6:000a2c00 r5:00000000 r4:00000000
[    8.627620] [<c00be71c>] (__free_pages) from [<c00c0928>] (free_contig_range+0x68/0x98)
[    8.627626]  r5:00000000 r4:000a2bb4
[    8.627641] [<c00c08c0>] (free_contig_range) from [<c00c0c7c>] (alloc_contig_range+0x324/0x334)
[    8.627647]  r9:ee4ce000 r8:000a2b00 r7:000a2b00 r6:00000000 r5:000a2c00 r4:000a1300
[    8.627672] [<c00c0958>] (alloc_contig_range) from [<c00f9068>] (cma_alloc+0xb8/0x1b8)
[    8.627678]  r10:c069f23c r9:00001800 r8:00002000 r7:000a1300 r6:00001800 r5:c06f7d74
[    8.627699]  r4:00000300
[    8.627712] [<c00f8fb0>] (cma_alloc) from [<c03076d0>] (dma_alloc_from_contiguous+0x2c/0x44)
[    8.627718]  r10:00000000 r9:00001800 r8:ffffffff r7:00c00000 r6:00000707 r5:01800000
[    8.627738]  r4:00000001
[    8.627752] [<c03076a4>] (dma_alloc_from_contiguous) from [<c001a9ec>] (__alloc_from_contiguous+0x44/0x128)
[    8.627764] [<c001a9a8>] (__alloc_from_contiguous) from [<c001ae58>] (__dma_alloc+0x268/0x2ac)
[    8.627770]  r10:00000000 r9:00000000 r8:ffffffff r7:ee4cfab0 r6:024000c0 r5:eee11810
[    8.627790]  r4:00000000
[    8.627804] [<c001abf0>] (__dma_alloc) from [<c001aefc>] (arm_dma_malloc+0x60/0x68)
[    8.627810]  r10:c001ae9c r9:ee4cfab0 r8:eefbd820 r7:c06f1a88 r6:00000000 r5:00c00000
[    8.627830]  r4:00000707
[    8.627843] [<c001ae9c>] (arm_dma_malloc) from [<c03b9874>] (rproc_handle_carveout+0x214/0x398)
[    8.627849]  r6:edd06300 r5:eefbd800 r4:edd6d8f4
[    8.627866] [<c03b9660>] (rproc_handle_carveout) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.627872]  r10:000004fc r9:eefbd820 r8:edd6d8f4 r7:eefbd800 r6:00000002 r5:000000f0
[    8.627893]  r4:c03b9660
[    8.627904] [<c03b906c>] (rproc_handle_resources) from [<c03ba974>] (rproc_boot+0x31c/0x580)
[    8.627910]  r10:000005f0 r9:edd06040 r8:eefbd820 r7:eefbd9a4 r6:eefbd9ac r5:00000000
[    8.627930]  r4:eefbd800
[    8.627942] [<c03ba658>] (rproc_boot) from [<c03bb594>] (rproc_virtio_find_vqs+0x1cc/0x224)
[    8.627947]  r10:eefbd820 r9:00000100 r8:c05daae4 r7:edcf5410 r6:ee4cfc04 r5:edcf55e8
[    8.627967]  r4:00000002
[    8.627980] [<c03bb3c8>] (rproc_virtio_find_vqs) from [<c03c0f34>] (rpmsg_probe+0xd8/0x4bc)
[    8.627986]  r10:00000000 r9:00000000 r8:ee4cfbf8 r7:edcf5410 r6:eefbd800 r5:edce8d00
[    8.628006]  r4:c03bb3c8
[    8.628019] [<c03c0e5c>] (rpmsg_probe) from [<c0267aac>] (virtio_dev_probe+0x230/0x314)
[    8.628025]  r10:00000000 r9:00000000 r8:00000000 r7:edcf5420 r6:edcf5410 r5:00000000
[    8.628044]  r4:00000000
[    8.628056] [<c026787c>] (virtio_dev_probe) from [<c0301220>] (driver_probe_device+0x204/0x2f8)
[    8.628062]  r10:00000000 r9:00000000 r8:00000013 r7:c06c167c r6:00000000 r5:edcf5420
[    8.628082]  r4:c07028e4
[    8.628094] [<c030101c>] (driver_probe_device) from [<c0301438>] (__device_attach_driver+0x8c/0xb4)
[    8.628100]  r9:00000000 r8:c07028c0 r7:00000001 r6:edcf5420 r5:ee4cfd18 r4:c06c167c
[    8.628124] [<c03013ac>] (__device_attach_driver) from [<c02ff568>] (bus_for_each_drv+0x68/0x9c)
[    8.628130]  r7:00000001 r6:c03013ac r5:ee4cfd18 r4:00000000
[    8.628150] [<c02ff500>] (bus_for_each_drv) from [<c0300f74>] (__device_attach+0xb8/0x11c)
[    8.628156]  r6:edcf5454 r5:edcf5420 r4:edcf5420
[    8.628174] [<c0300ebc>] (__device_attach) from [<c03014ac>] (device_initial_probe+0x14/0x18)
[    8.628179]  r7:00000000 r6:c06b2e18 r5:edcf5420 r4:edcf5428
[    8.628200] [<c0301498>] (device_initial_probe) from [<c030048c>] (bus_probe_device+0x8c/0x94)
[    8.628211] [<c0300400>] (bus_probe_device) from [<c02fe5ec>] (device_add+0x3f4/0x57c)
[    8.628217]  r7:00000000 r6:edcf5420 r5:eefbd820 r4:edcf5428
[    8.628240] [<c02fe1f8>] (device_add) from [<c02fe790>] (device_register+0x1c/0x20)
[    8.628246]  r10:edcf5400 r9:edd6d878 r8:edd6d8ac r7:edcf5440 r6:edcf5420 r5:c03bb244
[    8.628265]  r4:edcf5420
[    8.628279] [<c02fe774>] (device_register) from [<c0267674>] (register_virtio_device+0xb4/0xf4)
[    8.628285]  r5:c03bb244 r4:edcf5410
[    8.628300] [<c02675c0>] (register_virtio_device) from [<c03bb75c>] (rproc_add_virtio_dev+0x4c/0xa0)
[    8.628306]  r7:edcf5440 r6:00000007 r5:eefbd820 r4:edcf5400
[    8.628326] [<c03bb710>] (rproc_add_virtio_dev) from [<c03b8fb4>] (rproc_handle_vdev+0x184/0x23c)
[    8.628333]  r7:edcf5440 r6:edd6d8a4 r5:edd6d88c r4:00000002
[    8.628353] [<c03b8e30>] (rproc_handle_vdev) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.628359]  r10:00000578 r9:eefbd820 r8:edd6d878 r7:eefbd800 r6:00000000 r5:00000074
[    8.628379]  r4:c03b8e30
[    8.628390] [<c03b906c>] (rproc_handle_resources) from [<c03b92b4>] (rproc_fw_config_virtio+0x124/0x12c)
[    8.628396]  r10:ef330800 r9:00000000 r8:000005f0 r7:f21aa000 r6:eefbd820 r5:eeec3c80
[    8.628416]  r4:eefbd800
[    8.628428] [<c03b9190>] (rproc_fw_config_virtio) from [<c0314fd0>] (request_firmware_work_func+0x38/0x60)
[    8.628434]  r8:ef333e00 r7:00000000 r6:ef330800 r5:eecb8400 r4:eeec30c0
[    8.628459] [<c0314f98>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    8.628465]  r4:eeec30c0
[    8.628478] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    8.628484]  r10:ef330800 r9:eecb8400 r8:00000008 r7:ee4ce000 r6:ef330814 r5:eecb8418
[    8.628504]  r4:ef330800
[    8.628515] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    8.628521]  r10:00000000 r9:00000000 r8:c00478ec r7:eecb8400 r6:ee4ce000 r5:eeec3a80
[    8.628540]  r4:00000000
[    8.628553] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    8.628559]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eeec3a80
[    8.628579] ---[ end trace 1981c44f82ec11d8 ]---
[    8.628610] ------------[ cut here ]------------
[    8.628622] WARNING: CPU: 0 PID: 953 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x25c/0x368()
[    8.628630] 44000000.ocp:L3 Custom Error: MASTER DSP1_MDMA TARGET GPMC (Idle): Data Access in User mode during Functional access
[    8.628636] Modules linked in: g_ether usb_f_ecm_subset usb_f_ecm u_ether libcomposite dwc3_omap dwc3 xhci_plat_hcd xhci_hcd extcon_usb_gpio extcon configfs bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    8.628703] CPU: 0 PID: 953 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #10
[    8.628710] Hardware name: Generic DRA74X (Flattened Device Tree)
[    8.628719] Workqueue: events request_firmware_work_func
[    8.628726] Backtrace: 
[    8.628741] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    8.628747]  r7:c0239468 r6:20080193 r5:00000000 r4:c06b0964
[    8.628771] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    8.628784] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    8.628789]  r7:c0239468 r6:00000093 r5:00000009 r4:ee4cf538
[    8.628812] [<c0032904>] (warn_slowpath_common) from [<c00329f4>] (warn_slowpath_fmt+0x38/0x40)
[    8.628818]  r8:00000017 r7:c05d8694 r6:00000000 r5:c05d82cc r4:c05d8370
[    8.628844] [<c00329c0>] (warn_slowpath_fmt) from [<c0239468>] (l3_interrupt_handler+0x25c/0x368)
[    8.628849]  r3:eedf0840 r2:c05d8370
[    8.628860]  r4:80080003
[    8.628871] [<c023920c>] (l3_interrupt_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    8.628877]  r10:c06c8b27 r9:eec46b40 r8:00000017 r7:00000000 r6:00000000 r5:eec46ba0
[    8.628898]  r4:eee39000
[    8.628909] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    8.628915]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:c0690b74 r5:eec46ba0
[    8.628935]  r4:eec46b40
[    8.628946] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    8.628952]  r7:00000000 r6:c0690b74 r5:eec46ba0 r4:eec46b40
[    8.628975] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    8.628981]  r7:00000000 r6:ee4cf810 r5:00000017 r4:c068640c
[    8.629004] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    8.629016] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.629022]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf6f8 r5:fa21200c r4:c068c7d4
[    8.629046] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.629052] Exception stack(0xee4cf6f8 to 0xee4cf740)
[    8.629060] f6e0:                                                       00000000 c06cb180
[    8.629070] f700: 00000000 00000000 00000282 00000012 ee4ce000 00000000 eec08000 2eca9000
[    8.629079] f720: c00f8ed0 ee4cf7a4 ee4cf7a8 ee4cf748 c0036610 c003617c 60080113 ffffffff
[    8.629084]  r9:2eca9000 r8:eec08000 r7:ee4cf72c r6:ffffffff r5:60080113 r4:c003617c
[    8.629110] [<c00360e8>] (__do_softirq) from [<c0036610>] (irq_exit+0xbc/0x11c)
[    8.629116]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:00000000 r5:00000012
[    8.629136]  r4:ffffe000
[    8.629149] [<c0036554>] (irq_exit) from [<c0072270>] (__handle_domain_irq+0x68/0xbc)
[    8.629155]  r5:00000012 r4:c068640c
[    8.629172] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.629177]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf810 r5:fa21200c r4:c068c7d4
[    8.629201] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.629208] Exception stack(0xee4cf810 to 0xee4cf858)
[    8.629216] f800:                                     c06c7c00 ef7f1614 00000000 00000000
[    8.629225] f820: ef7f1660 00000000 20080113 c0686260 00039dfc 2eca9000 c00f8ed0 ee4cf88c
[    8.629233] f840: ee4cf828 ee4cf860 c00be390 c00be520 60080113 ffffffff
[    8.629239]  r9:2eca9000 r8:00039dfc r7:ee4cf844 r6:ffffffff r5:60080113 r4:c00be520
[    8.629263] [<c00be3ec>] (free_hot_cold_page) from [<c00be76c>] (__free_pages+0x50/0x54)
[    8.629269]  r9:ee4ce000 r8:c06f6380 r7:c068e604 r6:000a2c00 r5:00000000 r4:00000000
[    8.629294] [<c00be71c>] (__free_pages) from [<c00c0928>] (free_contig_range+0x68/0x98)
[    8.629299]  r5:00000000 r4:000a2bb4
[    8.629314] [<c00c08c0>] (free_contig_range) from [<c00c0c7c>] (alloc_contig_range+0x324/0x334)
[    8.629320]  r9:ee4ce000 r8:000a2b00 r7:000a2b00 r6:00000000 r5:000a2c00 r4:000a1300
[    8.629345] [<c00c0958>] (alloc_contig_range) from [<c00f9068>] (cma_alloc+0xb8/0x1b8)
[    8.629351]  r10:c069f23c r9:00001800 r8:00002000 r7:000a1300 r6:00001800 r5:c06f7d74
[    8.629371]  r4:00000300
[    8.629384] [<c00f8fb0>] (cma_alloc) from [<c03076d0>] (dma_alloc_from_contiguous+0x2c/0x44)
[    8.629389]  r10:00000000 r9:00001800 r8:ffffffff r7:00c00000 r6:00000707 r5:01800000
[    8.629410]  r4:00000001
[    8.629423] [<c03076a4>] (dma_alloc_from_contiguous) from [<c001a9ec>] (__alloc_from_contiguous+0x44/0x128)
[    8.629436] [<c001a9a8>] (__alloc_from_contiguous) from [<c001ae58>] (__dma_alloc+0x268/0x2ac)
[    8.629441]  r10:00000000 r9:00000000 r8:ffffffff r7:ee4cfab0 r6:024000c0 r5:eee11810
[    8.629462]  r4:00000000
[    8.629475] [<c001abf0>] (__dma_alloc) from [<c001aefc>] (arm_dma_malloc+0x60/0x68)
[    8.629481]  r10:c001ae9c r9:ee4cfab0 r8:eefbd820 r7:c06f1a88 r6:00000000 r5:00c00000
[    8.629502]  r4:00000707
[    8.629515] [<c001ae9c>] (arm_dma_malloc) from [<c03b9874>] (rproc_handle_carveout+0x214/0x398)
[    8.629521]  r6:edd06300 r5:eefbd800 r4:edd6d8f4
[    8.629538] [<c03b9660>] (rproc_handle_carveout) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.629544]  r10:000004fc r9:eefbd820 r8:edd6d8f4 r7:eefbd800 r6:00000002 r5:000000f0
[    8.629565]  r4:c03b9660
[    8.629576] [<c03b906c>] (rproc_handle_resources) from [<c03ba974>] (rproc_boot+0x31c/0x580)
[    8.629582]  r10:000005f0 r9:edd06040 r8:eefbd820 r7:eefbd9a4 r6:eefbd9ac r5:00000000
[    8.629601]  r4:eefbd800
[    8.629613] [<c03ba658>] (rproc_boot) from [<c03bb594>] (rproc_virtio_find_vqs+0x1cc/0x224)
[    8.629619]  r10:eefbd820 r9:00000100 r8:c05daae4 r7:edcf5410 r6:ee4cfc04 r5:edcf55e8
[    8.629639]  r4:00000002
[    8.629652] [<c03bb3c8>] (rproc_virtio_find_vqs) from [<c03c0f34>] (rpmsg_probe+0xd8/0x4bc)
[    8.629657]  r10:00000000 r9:00000000 r8:ee4cfbf8 r7:edcf5410 r6:eefbd800 r5:edce8d00
[    8.629677]  r4:c03bb3c8
[    8.629690] [<c03c0e5c>] (rpmsg_probe) from [<c0267aac>] (virtio_dev_probe+0x230/0x314)
[    8.629696]  r10:00000000 r9:00000000 r8:00000000 r7:edcf5420 r6:edcf5410 r5:00000000
[    8.629716]  r4:00000000
[    8.629728] [<c026787c>] (virtio_dev_probe) from [<c0301220>] (driver_probe_device+0x204/0x2f8)
[    8.629734]  r10:00000000 r9:00000000 r8:00000013 r7:c06c167c r6:00000000 r5:edcf5420
[    8.629754]  r4:c07028e4
[    8.629766] [<c030101c>] (driver_probe_device) from [<c0301438>] (__device_attach_driver+0x8c/0xb4)
[    8.629771]  r9:00000000 r8:c07028c0 r7:00000001 r6:edcf5420 r5:ee4cfd18 r4:c06c167c
[    8.629796] [<c03013ac>] (__device_attach_driver) from [<c02ff568>] (bus_for_each_drv+0x68/0x9c)
[    8.629802]  r7:00000001 r6:c03013ac r5:ee4cfd18 r4:00000000
[    8.629822] [<c02ff500>] (bus_for_each_drv) from [<c0300f74>] (__device_attach+0xb8/0x11c)
[    8.629828]  r6:edcf5454 r5:edcf5420 r4:edcf5420
[    8.629846] [<c0300ebc>] (__device_attach) from [<c03014ac>] (device_initial_probe+0x14/0x18)
[    8.629852]  r7:00000000 r6:c06b2e18 r5:edcf5420 r4:edcf5428
[    8.629872] [<c0301498>] (device_initial_probe) from [<c030048c>] (bus_probe_device+0x8c/0x94)
[    8.629884] [<c0300400>] (bus_probe_device) from [<c02fe5ec>] (device_add+0x3f4/0x57c)
[    8.629890]  r7:00000000 r6:edcf5420 r5:eefbd820 r4:edcf5428
[    8.629913] [<c02fe1f8>] (device_add) from [<c02fe790>] (device_register+0x1c/0x20)
[    8.629919]  r10:edcf5400 r9:edd6d878 r8:edd6d8ac r7:edcf5440 r6:edcf5420 r5:c03bb244
[    8.629939]  r4:edcf5420
[    8.629952] [<c02fe774>] (device_register) from [<c0267674>] (register_virtio_device+0xb4/0xf4)
[    8.629958]  r5:c03bb244 r4:edcf5410
[    8.629973] [<c02675c0>] (register_virtio_device) from [<c03bb75c>] (rproc_add_virtio_dev+0x4c/0xa0)
[    8.629979]  r7:edcf5440 r6:00000007 r5:eefbd820 r4:edcf5400
[    8.630000] [<c03bb710>] (rproc_add_virtio_dev) from [<c03b8fb4>] (rproc_handle_vdev+0x184/0x23c)
[    8.630006]  r7:edcf5440 r6:edd6d8a4 r5:edd6d88c r4:00000002
[    8.630026] [<c03b8e30>] (rproc_handle_vdev) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.630032]  r10:00000578 r9:eefbd820 r8:edd6d878 r7:eefbd800 r6:00000000 r5:00000074
[    8.630052]  r4:c03b8e30
[    8.630063] [<c03b906c>] (rproc_handle_resources) from [<c03b92b4>] (rproc_fw_config_virtio+0x124/0x12c)
[    8.630069]  r10:ef330800 r9:00000000 r8:000005f0 r7:f21aa000 r6:eefbd820 r5:eeec3c80
[    8.630088]  r4:eefbd800
[    8.630101] [<c03b9190>] (rproc_fw_config_virtio) from [<c0314fd0>] (request_firmware_work_func+0x38/0x60)
[    8.630107]  r8:ef333e00 r7:00000000 r6:ef330800 r5:eecb8400 r4:eeec30c0
[    8.630133] [<c0314f98>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    8.630138]  r4:eeec30c0
[    8.630151] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    8.630157]  r10:ef330800 r9:eecb8400 r8:00000008 r7:ee4ce000 r6:ef330814 r5:eecb8418
[    8.630177]  r4:ef330800
[    8.630188] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    8.630194]  r10:00000000 r9:00000000 r8:c00478ec r7:eecb8400 r6:ee4ce000 r5:eeec3a80
[    8.630214]  r4:00000000
[    8.630226] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    8.630232]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eeec3a80
[    8.630252] ---[ end trace 1981c44f82ec11d9 ]---
[    8.630265] ------------[ cut here ]------------
[    8.630275] WARNING: CPU: 0 PID: 953 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x25c/0x368()
[    8.630283] 44000000.ocp:L3 Standard Error: MASTER DSP1_MDMA TARGET PCIE2 (Read): At Address: 0x03D03B44 : Data Access in User mode during Functional access
[    8.630288] Modules linked in: g_ether usb_f_ecm_subset usb_f_ecm u_ether libcomposite dwc3_omap dwc3 xhci_plat_hcd xhci_hcd extcon_usb_gpio extcon configfs bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    8.630356] CPU: 0 PID: 953 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #10
[    8.630363] Hardware name: Generic DRA74X (Flattened Device Tree)
[    8.630372] Workqueue: events request_firmware_work_func
[    8.630379] Backtrace: 
[    8.630393] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    8.630400]  r7:c0239468 r6:20080193 r5:00000000 r4:c06b0964
[    8.630424] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    8.630436] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    8.630442]  r7:c0239468 r6:00000093 r5:00000009 r4:ee4cf538
[    8.630465] [<c0032904>] (warn_slowpath_common) from [<c00329f4>] (warn_slowpath_fmt+0x38/0x40)
[    8.630471]  r8:00000017 r7:c05d8694 r6:00000002 r5:c05d82c0 r4:c05d8370
[    8.630497] [<c00329c0>] (warn_slowpath_fmt) from [<c0239468>] (l3_interrupt_handler+0x25c/0x368)
[    8.630502]  r3:eedf0840 r2:c05d8370
[    8.630513]  r4:80080001
[    8.630524] [<c023920c>] (l3_interrupt_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    8.630530]  r10:c06c8b27 r9:eec46b40 r8:00000017 r7:00000000 r6:00000000 r5:eec46ba0
[    8.630550]  r4:eee39000
[    8.630561] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    8.630567]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:c0690b74 r5:eec46ba0
[    8.630587]  r4:eec46b40
[    8.630598] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    8.630604]  r7:00000000 r6:c0690b74 r5:eec46ba0 r4:eec46b40
[    8.630627] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    8.630633]  r7:00000000 r6:ee4cf810 r5:00000017 r4:c068640c
[    8.630657] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    8.630668] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.630674]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf6f8 r5:fa21200c r4:c068c7d4
[    8.630697] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.630704] Exception stack(0xee4cf6f8 to 0xee4cf740)
[    8.630712] f6e0:                                                       00000000 c06cb180
[    8.630721] f700: 00000000 00000000 00000282 00000012 ee4ce000 00000000 eec08000 2eca9000
[    8.630730] f720: c00f8ed0 ee4cf7a4 ee4cf7a8 ee4cf748 c0036610 c003617c 60080113 ffffffff
[    8.630736]  r9:2eca9000 r8:eec08000 r7:ee4cf72c r6:ffffffff r5:60080113 r4:c003617c
[    8.630760] [<c00360e8>] (__do_softirq) from [<c0036610>] (irq_exit+0xbc/0x11c)
[    8.630766]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:00000000 r5:00000012
[    8.630786]  r4:ffffe000
[    8.630799] [<c0036554>] (irq_exit) from [<c0072270>] (__handle_domain_irq+0x68/0xbc)
[    8.630805]  r5:00000012 r4:c068640c
[    8.630821] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.630827]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf810 r5:fa21200c r4:c068c7d4
[    8.630851] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.630858] Exception stack(0xee4cf810 to 0xee4cf858)
[    8.630866] f800:                                     c06c7c00 ef7f1614 00000000 00000000
[    8.630875] f820: ef7f1660 00000000 20080113 c0686260 00039dfc 2eca9000 c00f8ed0 ee4cf88c
[    8.630883] f840: ee4cf828 ee4cf860 c00be390 c00be520 60080113 ffffffff
[    8.630888]  r9:2eca9000 r8:00039dfc r7:ee4cf844 r6:ffffffff r5:60080113 r4:c00be520
[    8.630913] [<c00be3ec>] (free_hot_cold_page) from [<c00be76c>] (__free_pages+0x50/0x54)
[    8.630919]  r9:ee4ce000 r8:c06f6380 r7:c068e604 r6:000a2c00 r5:00000000 r4:00000000
[    8.630943] [<c00be71c>] (__free_pages) from [<c00c0928>] (free_contig_range+0x68/0x98)
[    8.630949]  r5:00000000 r4:000a2bb4
[    8.630963] [<c00c08c0>] (free_contig_range) from [<c00c0c7c>] (alloc_contig_range+0x324/0x334)
[    8.630969]  r9:ee4ce000 r8:000a2b00 r7:000a2b00 r6:00000000 r5:000a2c00 r4:000a1300
[    8.630994] [<c00c0958>] (alloc_contig_range) from [<c00f9068>] (cma_alloc+0xb8/0x1b8)
[    8.631000]  r10:c069f23c r9:00001800 r8:00002000 r7:000a1300 r6:00001800 r5:c06f7d74
[    8.631021]  r4:00000300
[    8.631033] [<c00f8fb0>] (cma_alloc) from [<c03076d0>] (dma_alloc_from_contiguous+0x2c/0x44)
[    8.631039]  r10:00000000 r9:00001800 r8:ffffffff r7:00c00000 r6:00000707 r5:01800000
[    8.631059]  r4:00000001
[    8.631072] [<c03076a4>] (dma_alloc_from_contiguous) from [<c001a9ec>] (__alloc_from_contiguous+0x44/0x128)
[    8.631085] [<c001a9a8>] (__alloc_from_contiguous) from [<c001ae58>] (__dma_alloc+0x268/0x2ac)
[    8.631091]  r10:00000000 r9:00000000 r8:ffffffff r7:ee4cfab0 r6:024000c0 r5:eee11810
[    8.631111]  r4:00000000
[    8.631124] [<c001abf0>] (__dma_alloc) from [<c001aefc>] (arm_dma_malloc+0x60/0x68)
[    8.631130]  r10:c001ae9c r9:ee4cfab0 r8:eefbd820 r7:c06f1a88 r6:00000000 r5:00c00000
[    8.631150]  r4:00000707
[    8.631163] [<c001ae9c>] (arm_dma_malloc) from [<c03b9874>] (rproc_handle_carveout+0x214/0x398)
[    8.631169]  r6:edd06300 r5:eefbd800 r4:edd6d8f4
[    8.631186] [<c03b9660>] (rproc_handle_carveout) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.631192]  r10:000004fc r9:eefbd820 r8:edd6d8f4 r7:eefbd800 r6:00000002 r5:000000f0
[    8.631212]  r4:c03b9660
[    8.631223] [<c03b906c>] (rproc_handle_resources) from [<c03ba974>] (rproc_boot+0x31c/0x580)
[    8.631229]  r10:000005f0 r9:edd06040 r8:eefbd820 r7:eefbd9a4 r6:eefbd9ac r5:00000000
[    8.631248]  r4:eefbd800
[    8.631260] [<c03ba658>] (rproc_boot) from [<c03bb594>] (rproc_virtio_find_vqs+0x1cc/0x224)
[    8.631266]  r10:eefbd820 r9:00000100 r8:c05daae4 r7:edcf5410 r6:ee4cfc04 r5:edcf55e8
[    8.631285]  r4:00000002
[    8.631298] [<c03bb3c8>] (rproc_virtio_find_vqs) from [<c03c0f34>] (rpmsg_probe+0xd8/0x4bc)
[    8.631304]  r10:00000000 r9:00000000 r8:ee4cfbf8 r7:edcf5410 r6:eefbd800 r5:edce8d00
[    8.631323]  r4:c03bb3c8
[    8.631337] [<c03c0e5c>] (rpmsg_probe) from [<c0267aac>] (virtio_dev_probe+0x230/0x314)
[    8.631342]  r10:00000000 r9:00000000 r8:00000000 r7:edcf5420 r6:edcf5410 r5:00000000
[    8.631362]  r4:00000000
[    8.631374] [<c026787c>] (virtio_dev_probe) from [<c0301220>] (driver_probe_device+0x204/0x2f8)
[    8.631380]  r10:00000000 r9:00000000 r8:00000013 r7:c06c167c r6:00000000 r5:edcf5420
[    8.631400]  r4:c07028e4
[    8.631411] [<c030101c>] (driver_probe_device) from [<c0301438>] (__device_attach_driver+0x8c/0xb4)
[    8.631417]  r9:00000000 r8:c07028c0 r7:00000001 r6:edcf5420 r5:ee4cfd18 r4:c06c167c
[    8.631442] [<c03013ac>] (__device_attach_driver) from [<c02ff568>] (bus_for_each_drv+0x68/0x9c)
[    8.631448]  r7:00000001 r6:c03013ac r5:ee4cfd18 r4:00000000
[    8.631468] [<c02ff500>] (bus_for_each_drv) from [<c0300f74>] (__device_attach+0xb8/0x11c)
[    8.631474]  r6:edcf5454 r5:edcf5420 r4:edcf5420
[    8.631491] [<c0300ebc>] (__device_attach) from [<c03014ac>] (device_initial_probe+0x14/0x18)
[    8.631497]  r7:00000000 r6:c06b2e18 r5:edcf5420 r4:edcf5428
[    8.631518] [<c0301498>] (device_initial_probe) from [<c030048c>] (bus_probe_device+0x8c/0x94)
[    8.631529] [<c0300400>] (bus_probe_device) from [<c02fe5ec>] (device_add+0x3f4/0x57c)
[    8.631535]  r7:00000000 r6:edcf5420 r5:eefbd820 r4:edcf5428
[    8.631558] [<c02fe1f8>] (device_add) from [<c02fe790>] (device_register+0x1c/0x20)
[    8.631564]  r10:edcf5400 r9:edd6d878 r8:edd6d8ac r7:edcf5440 r6:edcf5420 r5:c03bb244
[    8.631584]  r4:edcf5420
[    8.631597] [<c02fe774>] (device_register) from [<c0267674>] (register_virtio_device+0xb4/0xf4)
[    8.631603]  r5:c03bb244 r4:edcf5410
[    8.631618] [<c02675c0>] (register_virtio_device) from [<c03bb75c>] (rproc_add_virtio_dev+0x4c/0xa0)
[    8.631624]  r7:edcf5440 r6:00000007 r5:eefbd820 r4:edcf5400
[    8.631645] [<c03bb710>] (rproc_add_virtio_dev) from [<c03b8fb4>] (rproc_handle_vdev+0x184/0x23c)
[    8.631651]  r7:edcf5440 r6:edd6d8a4 r5:edd6d88c r4:00000002
[    8.631671] [<c03b8e30>] (rproc_handle_vdev) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.631677]  r10:00000578 r9:eefbd820 r8:edd6d878 r7:eefbd800 r6:00000000 r5:00000074
[    8.631697]  r4:c03b8e30
[    8.631708] [<c03b906c>] (rproc_handle_resources) from [<c03b92b4>] (rproc_fw_config_virtio+0x124/0x12c)
[    8.631714]  r10:ef330800 r9:00000000 r8:000005f0 r7:f21aa000 r6:eefbd820 r5:eeec3c80
[    8.631734]  r4:eefbd800
[    8.631747] [<c03b9190>] (rproc_fw_config_virtio) from [<c0314fd0>] (request_firmware_work_func+0x38/0x60)
[    8.631752]  r8:ef333e00 r7:00000000 r6:ef330800 r5:eecb8400 r4:eeec30c0
[    8.631778] [<c0314f98>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    8.631784]  r4:eeec30c0
[    8.631797] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    8.631803]  r10:ef330800 r9:eecb8400 r8:00000008 r7:ee4ce000 r6:ef330814 r5:eecb8418
[    8.631823]  r4:ef330800
[    8.631834] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    8.631840]  r10:00000000 r9:00000000 r8:c00478ec r7:eecb8400 r6:ee4ce000 r5:eeec3a80
[    8.631859]  r4:00000000
[    8.631871] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    8.631877]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eeec3a80
[    8.631897] ---[ end trace 1981c44f82ec11da ]---
[    8.631908] ------------[ cut here ]------------
[    8.631918] WARNING: CPU: 0 PID: 953 at drivers/bus/omap_l3_noc.c:147 l3_interrupt_handler+0x25c/0x368()
[    8.631926] 44000000.ocp:L3 Custom Error: MASTER DSP1_MDMA TARGET IPU1 (Idle): Data Access in User mode during Functional access
[    8.631932] Modules linked in: g_ether usb_f_ecm_subset usb_f_ecm u_ether libcomposite dwc3_omap dwc3 xhci_plat_hcd xhci_hcd extcon_usb_gpio extcon configfs bc_example(O) pvrsrvkm(O) memcache(O) drv_gpio drv_eeprom dh9910(O) gpio(O)
[    8.631999] CPU: 0 PID: 953 Comm: kworker/0:2 Tainted: G        W  O    4.4.84+ #10
[    8.632005] Hardware name: Generic DRA74X (Flattened Device Tree)
[    8.632014] Workqueue: events request_firmware_work_func
[    8.632021] Backtrace: 
[    8.632036] [<c0012fcc>] (dump_backtrace) from [<c00131c8>] (show_stack+0x18/0x1c)
[    8.632043]  r7:c0239468 r6:20080193 r5:00000000 r4:c06b0964
[    8.632067] [<c00131b0>] (show_stack) from [<c0215fe8>] (dump_stack+0x8c/0xa0)
[    8.632080] [<c0215f5c>] (dump_stack) from [<c003298c>] (warn_slowpath_common+0x88/0xb8)
[    8.632087]  r7:c0239468 r6:00000093 r5:00000009 r4:ee4cf538
[    8.632110] [<c0032904>] (warn_slowpath_common) from [<c00329f4>] (warn_slowpath_fmt+0x38/0x40)
[    8.632116]  r8:00000017 r7:c05d8694 r6:00000000 r5:c05d82cc r4:c05d8370
[    8.632142] [<c00329c0>] (warn_slowpath_fmt) from [<c0239468>] (l3_interrupt_handler+0x25c/0x368)
[    8.632148]  r3:eedf0840 r2:c05d8370
[    8.632158]  r4:80080003
[    8.632169] [<c023920c>] (l3_interrupt_handler) from [<c0072968>] (handle_irq_event_percpu+0xb4/0x160)
[    8.632176]  r10:c06c8b27 r9:eec46b40 r8:00000017 r7:00000000 r6:00000000 r5:eec46ba0
[    8.632196]  r4:eee39000
[    8.632207] [<c00728b4>] (handle_irq_event_percpu) from [<c0072a54>] (handle_irq_event+0x40/0x64)
[    8.632213]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:c0690b74 r5:eec46ba0
[    8.632233]  r4:eec46b40
[    8.632244] [<c0072a14>] (handle_irq_event) from [<c0075d98>] (handle_fasteoi_irq+0xc0/0x194)
[    8.632250]  r7:00000000 r6:c0690b74 r5:eec46ba0 r4:eec46b40
[    8.632273] [<c0075cd8>] (handle_fasteoi_irq) from [<c0071f94>] (generic_handle_irq+0x2c/0x3c)
[    8.632279]  r7:00000000 r6:ee4cf810 r5:00000017 r4:c068640c
[    8.632303] [<c0071f68>] (generic_handle_irq) from [<c007226c>] (__handle_domain_irq+0x64/0xbc)
[    8.632314] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.632320]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf6f8 r5:fa21200c r4:c068c7d4
[    8.632344] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.632351] Exception stack(0xee4cf6f8 to 0xee4cf740)
[    8.632359] f6e0:                                                       00000000 c06cb180
[    8.632368] f700: 00000000 00000000 00000282 00000012 ee4ce000 00000000 eec08000 2eca9000
[    8.632378] f720: c00f8ed0 ee4cf7a4 ee4cf7a8 ee4cf748 c0036610 c003617c 60080113 ffffffff
[    8.632383]  r9:2eca9000 r8:eec08000 r7:ee4cf72c r6:ffffffff r5:60080113 r4:c003617c
[    8.632408] [<c00360e8>] (__do_softirq) from [<c0036610>] (irq_exit+0xbc/0x11c)
[    8.632413]  r10:c00f8ed0 r9:2eca9000 r8:eec08000 r7:00000000 r6:00000000 r5:00000012
[    8.632434]  r4:ffffe000
[    8.632447] [<c0036554>] (irq_exit) from [<c0072270>] (__handle_domain_irq+0x68/0xbc)
[    8.632452]  r5:00000012 r4:c068640c
[    8.632469] [<c0072208>] (__handle_domain_irq) from [<c0009490>] (gic_handle_irq+0x40/0x7c)
[    8.632474]  r9:2eca9000 r8:fa213000 r7:fa212000 r6:ee4cf810 r5:fa21200c r4:c068c7d4
[    8.632498] [<c0009450>] (gic_handle_irq) from [<c0013cc0>] (__irq_svc+0x40/0x74)
[    8.632505] Exception stack(0xee4cf810 to 0xee4cf858)
[    8.632514] f800:                                     c06c7c00 ef7f1614 00000000 00000000
[    8.632523] f820: ef7f1660 00000000 20080113 c0686260 00039dfc 2eca9000 c00f8ed0 ee4cf88c
[    8.632532] f840: ee4cf828 ee4cf860 c00be390 c00be520 60080113 ffffffff
[    8.632537]  r9:2eca9000 r8:00039dfc r7:ee4cf844 r6:ffffffff r5:60080113 r4:c00be520
[    8.632562] [<c00be3ec>] (free_hot_cold_page) from [<c00be76c>] (__free_pages+0x50/0x54)
[    8.632569]  r9:ee4ce000 r8:c06f6380 r7:c068e604 r6:000a2c00 r5:00000000 r4:00000000
[    8.632593] [<c00be71c>] (__free_pages) from [<c00c0928>] (free_contig_range+0x68/0x98)
[    8.632599]  r5:00000000 r4:000a2bb4
[    8.632613] [<c00c08c0>] (free_contig_range) from [<c00c0c7c>] (alloc_contig_range+0x324/0x334)
[    8.632619]  r9:ee4ce000 r8:000a2b00 r7:000a2b00 r6:00000000 r5:000a2c00 r4:000a1300
[    8.632645] [<c00c0958>] (alloc_contig_range) from [<c00f9068>] (cma_alloc+0xb8/0x1b8)
[    8.632651]  r10:c069f23c r9:00001800 r8:00002000 r7:000a1300 r6:00001800 r5:c06f7d74
[    8.632671]  r4:00000300
[    8.632684] [<c00f8fb0>] (cma_alloc) from [<c03076d0>] (dma_alloc_from_contiguous+0x2c/0x44)
[    8.632689]  r10:00000000 r9:00001800 r8:ffffffff r7:00c00000 r6:00000707 r5:01800000
[    8.632709]  r4:00000001
[    8.632723] [<c03076a4>] (dma_alloc_from_contiguous) from [<c001a9ec>] (__alloc_from_contiguous+0x44/0x128)
[    8.632735] [<c001a9a8>] (__alloc_from_contiguous) from [<c001ae58>] (__dma_alloc+0x268/0x2ac)
[    8.632741]  r10:00000000 r9:00000000 r8:ffffffff r7:ee4cfab0 r6:024000c0 r5:eee11810
[    8.632761]  r4:00000000
[    8.632774] [<c001abf0>] (__dma_alloc) from [<c001aefc>] (arm_dma_malloc+0x60/0x68)
[    8.632780]  r10:c001ae9c r9:ee4cfab0 r8:eefbd820 r7:c06f1a88 r6:00000000 r5:00c00000
[    8.632800]  r4:00000707
[    8.632813] [<c001ae9c>] (arm_dma_malloc) from [<c03b9874>] (rproc_handle_carveout+0x214/0x398)
[    8.632819]  r6:edd06300 r5:eefbd800 r4:edd6d8f4
[    8.632836] [<c03b9660>] (rproc_handle_carveout) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.632842]  r10:000004fc r9:eefbd820 r8:edd6d8f4 r7:eefbd800 r6:00000002 r5:000000f0
[    8.632863]  r4:c03b9660
[    8.632874] [<c03b906c>] (rproc_handle_resources) from [<c03ba974>] (rproc_boot+0x31c/0x580)
[    8.632880]  r10:000005f0 r9:edd06040 r8:eefbd820 r7:eefbd9a4 r6:eefbd9ac r5:00000000
[    8.632900]  r4:eefbd800
[    8.632911] [<c03ba658>] (rproc_boot) from [<c03bb594>] (rproc_virtio_find_vqs+0x1cc/0x224)
[    8.632917]  r10:eefbd820 r9:00000100 r8:c05daae4 r7:edcf5410 r6:ee4cfc04 r5:edcf55e8
[    8.632938]  r4:00000002
[    8.632950] [<c03bb3c8>] (rproc_virtio_find_vqs) from [<c03c0f34>] (rpmsg_probe+0xd8/0x4bc)
[    8.632956]  r10:00000000 r9:00000000 r8:ee4cfbf8 r7:edcf5410 r6:eefbd800 r5:edce8d00
[    8.632976]  r4:c03bb3c8
[    8.632989] [<c03c0e5c>] (rpmsg_probe) from [<c0267aac>] (virtio_dev_probe+0x230/0x314)
[    8.632995]  r10:00000000 r9:00000000 r8:00000000 r7:edcf5420 r6:edcf5410 r5:00000000
[    8.633016]  r4:00000000
[    8.633028] [<c026787c>] (virtio_dev_probe) from [<c0301220>] (driver_probe_device+0x204/0x2f8)
[    8.633034]  r10:00000000 r9:00000000 r8:00000013 r7:c06c167c r6:00000000 r5:edcf5420
[    8.633054]  r4:c07028e4
[    8.633065] [<c030101c>] (driver_probe_device) from [<c0301438>] (__device_attach_driver+0x8c/0xb4)
[    8.633071]  r9:00000000 r8:c07028c0 r7:00000001 r6:edcf5420 r5:ee4cfd18 r4:c06c167c
[    8.633095] [<c03013ac>] (__device_attach_driver) from [<c02ff568>] (bus_for_each_drv+0x68/0x9c)
[    8.633101]  r7:00000001 r6:c03013ac r5:ee4cfd18 r4:00000000
[    8.633122] [<c02ff500>] (bus_for_each_drv) from [<c0300f74>] (__device_attach+0xb8/0x11c)
[    8.633128]  r6:edcf5454 r5:edcf5420 r4:edcf5420
[    8.633145] [<c0300ebc>] (__device_attach) from [<c03014ac>] (device_initial_probe+0x14/0x18)
[    8.633151]  r7:00000000 r6:c06b2e18 r5:edcf5420 r4:edcf5428
[    8.633172] [<c0301498>] (device_initial_probe) from [<c030048c>] (bus_probe_device+0x8c/0x94)
[    8.633183] [<c0300400>] (bus_probe_device) from [<c02fe5ec>] (device_add+0x3f4/0x57c)
[    8.633189]  r7:00000000 r6:edcf5420 r5:eefbd820 r4:edcf5428
[    8.633212] [<c02fe1f8>] (device_add) from [<c02fe790>] (device_register+0x1c/0x20)
[    8.633218]  r10:edcf5400 r9:edd6d878 r8:edd6d8ac r7:edcf5440 r6:edcf5420 r5:c03bb244
[    8.633238]  r4:edcf5420
[    8.633251] [<c02fe774>] (device_register) from [<c0267674>] (register_virtio_device+0xb4/0xf4)
[    8.633257]  r5:c03bb244 r4:edcf5410
[    8.633272] [<c02675c0>] (register_virtio_device) from [<c03bb75c>] (rproc_add_virtio_dev+0x4c/0xa0)
[    8.633278]  r7:edcf5440 r6:00000007 r5:eefbd820 r4:edcf5400
[    8.633298] [<c03bb710>] (rproc_add_virtio_dev) from [<c03b8fb4>] (rproc_handle_vdev+0x184/0x23c)
[    8.633304]  r7:edcf5440 r6:edd6d8a4 r5:edd6d88c r4:00000002
[    8.633324] [<c03b8e30>] (rproc_handle_vdev) from [<c03b90ec>] (rproc_handle_resources+0x80/0x124)
[    8.633330]  r10:00000578 r9:eefbd820 r8:edd6d878 r7:eefbd800 r6:00000000 r5:00000074
[    8.633350]  r4:c03b8e30
[    8.633362] [<c03b906c>] (rproc_handle_resources) from [<c03b92b4>] (rproc_fw_config_virtio+0x124/0x12c)
[    8.633368]  r10:ef330800 r9:00000000 r8:000005f0 r7:f21aa000 r6:eefbd820 r5:eeec3c80
[    8.633388]  r4:eefbd800
[    8.633400] [<c03b9190>] (rproc_fw_config_virtio) from [<c0314fd0>] (request_firmware_work_func+0x38/0x60)
[    8.633406]  r8:ef333e00 r7:00000000 r6:ef330800 r5:eecb8400 r4:eeec30c0
[    8.633432] [<c0314f98>] (request_firmware_work_func) from [<c004761c>] (process_one_work+0x124/0x3f4)
[    8.633438]  r4:eeec30c0
[    8.633450] [<c00474f8>] (process_one_work) from [<c0047938>] (worker_thread+0x4c/0x524)
[    8.633456]  r10:ef330800 r9:eecb8400 r8:00000008 r7:ee4ce000 r6:ef330814 r5:eecb8418
[    8.633476]  r4:ef330800
[    8.633488] [<c00478ec>] (worker_thread) from [<c004d3fc>] (kthread+0x100/0x118)
[    8.633494]  r10:00000000 r9:00000000 r8:c00478ec r7:eecb8400 r6:ee4ce000 r5:eeec3a80
[    8.633514]  r4:00000000
[    8.633525] [<c004d2fc>] (kthread) from [<c000f9c8>] (ret_from_fork+0x14/0x2c)
[    8.633531]  r8:00000000 r7:00000000 r6:00000000 r5:c004d2fc r4:eeec3a80
[    8.633552] ---[ end trace 1981c44f82ec11db ]---

/*
 * Copyright (C) 2013 Texas Instruments Incorporated - http://www.ti.com/
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */
#include "dra7-evm.dts"

#define LATE_ATTACH(label) &label { ti,late-attach; ti,no-idle-on-init; ti,no-reset-on-init; }

/*
 * Restrict the linux used EDMA requests to only 32
 * Last 32 requests lines would be routed by the edma-xbar
 * to perform DMA for DSPs and IPUs
 */
&edma {
	dma-requests = <32>;
};


/*
 * Memory reserved for IOMMU table carveout 0xbfc00000 for length 0x100000
 * Page Table Address for IPU1   0xbfc00000
 * Page Table Address for IPU2   0xbfc08000
 * Page Table Address for DSP1   0xbfc10000
 * Page Table Address for DSP2   0xbfc18000
 */
&reserved_mem {
	latea_pagetbl: late_pgtbl@bfc00000 {
		reg = <0x0 0xbfc00000 0x0 0x100000>;
		no-map;
		status = "okay";
	};
};

/* Uncomment below block to enable late attach for IPU2 */
LATE_ATTACH(ipu2);
&ipu2 {
	/delete-property/ watchdog-timers;
};

LATE_ATTACH(timer3);
LATE_ATTACH(timer4);
LATE_ATTACH(timer9);
LATE_ATTACH(mmu_ipu2);

/* Uncomment below block to enable late attach for IPU1 */
LATE_ATTACH(ipu1);
&ipu1 {
	/delete-property/ watchdog-timers;
};

LATE_ATTACH(timer11);
LATE_ATTACH(timer7);
LATE_ATTACH(timer8);
LATE_ATTACH(mmu_ipu1);


/* Uncomment below block to enable late attach for DSP1 */
LATE_ATTACH(dsp1);
&dsp1 {
	/delete-property/ watchdog-timers;
};

LATE_ATTACH(timer5);
LATE_ATTACH(timer10);
LATE_ATTACH(mmu0_dsp1);
LATE_ATTACH(mmu1_dsp1);

/* Uncomment below block to enable late attach for DSP2 */
LATE_ATTACH(dsp2);
&dsp2 {
	/delete-property/ watchdog-timers;
};

LATE_ATTACH(timer6);
LATE_ATTACH(mmu0_dsp2);
LATE_ATTACH(mmu1_dsp2);



LATE_ATTACH(timer13);
LATE_ATTACH(timer14);
LATE_ATTACH(mailbox5);
LATE_ATTACH(mailbox6);
LATE_ATTACH(mailbox7);

#define DISABLE_PRCM(label) &label { ti,no-idle; ti,no-reset-on-init; } 
DISABLE_PRCM(gpio2);
DISABLE_PRCM(gpio7);