Linux/AM3351: Kernel panic

Tool/software: Linux

Hi,

We have am3351 based custom board and we are using processor sdk 03.00.00.04 with 4.1 linux kernel.  Some time we are getting below kernel panic error during boot.  

[ 0.000000] Booting Linux on physical CPU 0x0
[ 0.000000] Initializing cgroup subsys cpu
[ 0.000000] Initializing cgroup subsys cpuacct
[ 0.000000] Linux version 4.1.18-gbbe8cfc (manojk@ubuntunzn) (gcc version 5.3.1 20160113 (Linaro GCC 5.3-2016.02) ) #1 PREEMPT Wed Feb 8 17:22:59 IST 2017
[ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d
[ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache
[ 0.000000] Machine model: TI AM335x EVM
[ 0.000000] cma: Reserved 24 MiB at 0x85000000
[ 0.000000] Memory policy: Data cache writeback
[ 0.000000] On node 0 totalpages: 32768
[ 0.000000] free_area_init_node: node 0, pgdat c090f2c0, node_mem_map c7ecd000
[ 0.000000] Normal zone: 288 pages used for memmap
[ 0.000000] Normal zone: 0 pages reserved
[ 0.000000] Normal zone: 32768 pages, LIFO batch:7
[ 0.000000] CPU: All CPU(s) started in SVC mode.
[ 0.000000] AM335X ES2.1 (neon )
[ 0.000000] pcpu-alloc: s0 r0 d32768 u32768 alloc=1*32768
[ 0.000000] pcpu-alloc: [0] 0
[ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 32480
[ 0.000000] Kernel command line: console=ttyO0,115200n8 root=/dev/mmcblk0p5 rw quiet rootwait=1
[ 0.000000] PID hash table entries: 512 (order: -1, 2048 bytes)
[ 0.000000] Dentry cache hash table entries: 16384 (order: 4, 65536 bytes)
[ 0.000000] Inode-cache hash table entries: 8192 (order: 3, 32768 bytes)
[ 0.000000] Memory: 95476K/131072K available (6559K kernel code, 252K rwdata, 2176K rodata, 260K init, 225K bss, 11020K reserved, 24576K cma-reserved, 0K highmem)
[ 0.000000] Virtual kernel memory layout:
[ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB)
[ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB)
[ 0.000000] vmalloc : 0xc8800000 - 0xff000000 ( 872 MB)
[ 0.000000] lowmem : 0xc0000000 - 0xc8000000 ( 128 MB)
[ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB)
[ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB)
[ 0.000000] .text : 0xc0008000 - 0xc0890064 (8737 kB)
[ 0.000000] .init : 0xc0891000 - 0xc08d2000 ( 260 kB)
[ 0.000000] .data : 0xc08d2000 - 0xc09113f8 ( 253 kB)
[ 0.000000] .bss : 0xc0914000 - 0xc094c6cc ( 226 kB)
[ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
[ 0.000000] Preemptible hierarchical RCU implementation.
[ 0.000000] Additional per-CPU info printed with stalls.
[ 0.000000] NR_IRQS:16 nr_irqs:16 16
[ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts
[ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz
[ 0.000033] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns
[ 0.000080] clocksource timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns
[ 0.000105] OMAP clocksource: timer1 at 24000000 Hz
[ 0.000459] Console: colour dummy device 80x30
[ 0.000509] WARNING: Your 'console=ttyO0' has been replaced by 'ttyS0'
[ 0.000526] This ensures that you still see kernel messages. Please
[ 0.000540] update your kernel commandline.
[ 0.000575] Calibrating delay loop... 298.59 BogoMIPS (lpj=1492992)
[ 0.067845] pid_max: default: 32768 minimum: 301
[ 0.068066] Security Framework initialized
[ 0.068172] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.068199] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.069647] Initializing cgroup subsys blkio
[ 0.069698] Initializing cgroup subsys memory
[ 0.069782] Initializing cgroup subsys devices
[ 0.069815] Initializing cgroup subsys freezer
[ 0.069847] Initializing cgroup subsys perf_event
[ 0.069905] CPU: Testing write buffer coherency: ok
[ 0.070622] Setting up static identity map for 0x80008200 - 0x80008270
[ 0.073920] devtmpfs: initialized
[ 0.101108] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3
[ 0.133331] omap_hwmod: debugss: _wait_target_disable failed
[ 0.137244] omap_hwmod: d_can0: _wait_target_ready failed: -16
[ 0.137267] omap_hwmod: d_can0: cannot be enabled for reset (3)
[ 0.140777] omap_hwmod: d_can1: _wait_target_ready failed: -16
[ 0.140799] omap_hwmod: d_can1: cannot be enabled for reset (3)
[ 0.203154] clocksource jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns
[ 0.207561] pinctrl core: initialized pinctrl subsystem
[ 0.210691] NET: Registered protocol family 16
[ 0.215879] DMA: preallocated 256 KiB pool for atomic coherent allocations
[ 0.237925] cpuidle: using governor ladder
[ 0.267908] cpuidle: using governor menu
[ 0.277823] gpiochip_add: registered GPIOs 0 to 31 on device: gpio
[ 0.278618] OMAP GPIO hardware version 0.1
[ 0.280184] gpiochip_add: registered GPIOs 32 to 63 on device: gpio
[ 0.281966] gpiochip_add: registered GPIOs 64 to 95 on device: gpio
[ 0.283681] gpiochip_add: registered GPIOs 96 to 127 on device: gpio
[ 0.301578] No ATAGs?
[ 0.301644] hw-breakpoint: debug architecture 0x4 unsupported.
[ 0.371750] edma 49000000.edma: TI EDMA DMA engine driver
[ 0.372989] of_get_named_gpiod_flags: parsed 'gpio' property of node '/fixedregulator@0[0]' - status (0)
[ 0.373756] of_get_named_gpiod_flags: can't parse 'gpio' property of node '/fixedregulator@1[0]'
[ 0.377065] SCSI subsystem initialized
[ 0.377999] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_i2c0_pins, deferring probe
[ 0.378112] omap_i2c 4802a000.i2c: could not find pctldev for node /ocp/l4_wkup@44c00000/scm@210000/pinmux@800/pinmux_i2c1_pins_default, deferring probe
[ 0.378477] pps_core: LinuxPPS API ver. 1 registered
[ 0.378501] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[ 0.378582] PTP clock support registered
[ 0.380495] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400
[ 0.381159] Advanced Linux Sound Architecture Driver Initialized.
[ 0.382666] Bluetooth: Core ver 2.20
[ 0.382790] NET: Registered protocol family 31
[ 0.382812] Bluetooth: HCI device and connection manager initialized
[ 0.382849] Bluetooth: HCI socket layer initialized
[ 0.382878] Bluetooth: L2CAP socket layer initialized
[ 0.382951] Bluetooth: SCO socket layer initialized
[ 0.383926] Switched to clocksource timer1
[ 0.410563] NET: Registered protocol family 2
[ 0.412389] TCP established hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.412457] TCP bind hash table entries: 1024 (order: 0, 4096 bytes)
[ 0.412504] TCP: Hash tables configured (established 1024 bind 1024)
[ 0.412668] UDP hash table entries: 256 (order: 0, 4096 bytes)
[ 0.412720] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
[ 0.413080] NET: Registered protocol family 1
[ 0.413832] RPC: Registered named UNIX socket transport module.
[ 0.413860] RPC: Registered udp transport module.
[ 0.413877] RPC: Registered tcp transport module.
[ 0.413893] RPC: Registered tcp NFSv4.1 backchannel transport module.
[ 0.414101] PCI: CLS 0 bytes, default 64
[ 0.415756] CPU PMU: Failed to parse /pmu/interrupt-affinity[0]
[ 0.415858] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available
[ 0.420438] futex hash table entries: 256 (order: -1, 3072 bytes)
[ 0.420643] audit: initializing netlink subsys (disabled)
[ 0.420766] audit: type=2000 audit(0.410:1): initialized
[ 0.439649] VFS: Disk quotas dquot_6.6.0
[ 0.440161] VFS: Dquot-cache hash table entries: 1024 (order 0, 4096 bytes)
[ 0.445971] NFS: Registering the id_resolver key type
[ 0.446111] Key type id_resolver registered
[ 0.446133] Key type id_legacy registered
[ 0.446306] jffs2: version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc.
[ 0.452740] NET: Registered protocol family 38
[ 0.452907] io scheduler noop registered
[ 0.452946] io scheduler deadline registered
[ 0.453076] io scheduler cfq registered (default)
[ 0.456085] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568
[ 0.461393] wkup_m3_ipc 44e11324.wkup_m3_ipc: could not get rproc handle
[ 0.463188] Serial: 8250/16550 driver, 10 ports, IRQ sharing enabled
[ 0.470884] omap8250 44e09000.serial: GPIO lookup for consumer enable
[ 0.470932] omap8250 44e09000.serial: using device tree for GPIO lookup
[ 0.470968] of_get_named_gpiod_flags: can't parse 'enable-gpios' property of node '/ocp/serial@44e09000[0]'
[ 0.470997] of_get_named_gpiod_flags: can't parse 'enable-gpio' property of node '/ocp/serial@44e09000[0]'
[ 0.471022] omap8250 44e09000.serial: using lookup tables for GPIO lookup
[ 0.471050] omap8250 44e09000.serial: lookup for GPIO enable failed
[ 0.471991] 44e09000.serial: ttyS0 at MMIO 0x44e09000 (irq = 158, base_baud = 3000000) is a 8250
[ 0.509481] console [ttyS0] enabled
[ 0.510634] omap8250 481a6000.serial: GPIO lookup for consumer enable
[ 0.510670] omap8250 481a6000.serial: using device tree for GPIO lookup
[ 0.510702] of_get_named_gpiod_flags: can't parse 'enable-gpios' property of node '/ocp/serial@481a6000[0]'
[ 0.510729] of_get_named_gpiod_flags: can't parse 'enable-gpio' property of node '/ocp/serial@481a6000[0]'
[ 0.510754] omap8250 481a6000.serial: using lookup tables for GPIO lookup
[ 0.510781] omap8250 481a6000.serial: lookup for GPIO enable failed
[ 0.511546] 481a6000.serial: ttyS3 at MMIO 0x481a6000 (irq = 159, base_baud = 3000000) is a 8250
[ 0.513704] [drm] Initialized drm 1.1.0 20060810
[ 0.540114] brd: module loaded
[ 0.552936] loop: module loaded
[ 0.555955] mtdoops: mtd device (mtddev=name/number) must be supplied
[ 0.565855] omap_rtc 44e3e000.rtc: already running
[ 0.566668] omap_rtc 44e3e000.rtc: rtc core: registered 44e3e000.rtc as rtc0
[ 0.566990] i2c /dev entries driver
[ 0.569812] omap_wdt: OMAP Watchdog Timer Rev 0x01: initial timeout 60 sec
[ 0.571493] Bluetooth: HCI UART driver ver 2.3
[ 0.571522] Bluetooth: HCI UART protocol H4 registered
[ 0.571541] Bluetooth: HCI UART protocol BCSP registered
[ 0.571559] Bluetooth: HCI UART protocol LL registered
[ 0.573209] omap_hsmmc 481d8000.mmc: GPIO lookup for consumer cd
[ 0.573245] omap_hsmmc 481d8000.mmc: using device tree for GPIO lookup
[ 0.573278] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@481d8000[0]'
[ 0.573305] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@481d8000[0]'
[ 0.573331] omap_hsmmc 481d8000.mmc: using lookup tables for GPIO lookup
[ 0.573358] omap_hsmmc 481d8000.mmc: lookup for GPIO cd failed
[ 0.573390] omap_hsmmc 481d8000.mmc: GPIO lookup for consumer wp
[ 0.573413] omap_hsmmc 481d8000.mmc: using device tree for GPIO lookup
[ 0.573438] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@481d8000[0]'
[ 0.573462] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@481d8000[0]'
[ 0.573486] omap_hsmmc 481d8000.mmc: using lookup tables for GPIO lookup
[ 0.573510] omap_hsmmc 481d8000.mmc: lookup for GPIO wp failed
[ 0.615003] omap_hsmmc 47810000.mmc: GPIO lookup for consumer cd
[ 0.615047] omap_hsmmc 47810000.mmc: using device tree for GPIO lookup
[ 0.615080] of_get_named_gpiod_flags: can't parse 'cd-gpios' property of node '/ocp/mmc@47810000[0]'
[ 0.615107] of_get_named_gpiod_flags: can't parse 'cd-gpio' property of node '/ocp/mmc@47810000[0]'
[ 0.615133] omap_hsmmc 47810000.mmc: using lookup tables for GPIO lookup
[ 0.615159] omap_hsmmc 47810000.mmc: lookup for GPIO cd failed
[ 0.615191] omap_hsmmc 47810000.mmc: GPIO lookup for consumer wp
[ 0.615214] omap_hsmmc 47810000.mmc: using device tree for GPIO lookup
[ 0.615239] of_get_named_gpiod_flags: can't parse 'wp-gpios' property of node '/ocp/mmc@47810000[0]'
[ 0.615264] of_get_named_gpiod_flags: can't parse 'wp-gpio' property of node '/ocp/mmc@47810000[0]'
[ 0.615288] omap_hsmmc 47810000.mmc: using lookup tables for GPIO lookup
[ 0.615312] omap_hsmmc 47810000.mmc: lookup for GPIO wp failed
[ 0.656903] mmc0: MAN_BKOPS_EN bit is not set
[ 0.658485] mmc0: new high speed MMC card at address 0001
[ 0.659575] mmcblk0: mmc0:0001 8GME4R 7.28 GiB
[ 0.659939] mmcblk0boot0: mmc0:0001 8GME4R partition 1 4.00 MiB
[ 0.660258] mmcblk0boot1: mmc0:0001 8GME4R partition 2 4.00 MiB
[ 0.669033] mmcblk0: p1 p2 p3 < p5 p6 p7 p8 p9 >
[ 0.735100] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@1[0]' - status (0)
[ 0.735540] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@2[0]' - status (0)
[ 0.735899] of_get_named_gpiod_flags: parsed 'gpios' property of node '/leds/led@3[0]' - status (0)
[ 0.737399] remoteproc0: wkup_m3 is available
[ 0.737433] remoteproc0: Note: remoteproc is still under development and considered experimental.
[ 0.737455] remoteproc0: THE BINARY FORMAT IS NOT YET FINALIZED, and backward compatibility isn't yet guaranteed.
[ 0.739259] remoteproc0: Direct firmware load for am335x-pm-firmware.elf failed with error -2
[ 0.739289] remoteproc0: Falling back to user helper
[ 0.740360] acc_detect = 64 acc_sel_1 = 68 acc_sel_2 =67 acc_sel_3 =66 mux_sel = 47 pwr_det =13
[ 0.750597] davinci_evm sound: ASoC: CODEC DAI tlv320aic31xx-hifi not registered
[ 0.758344] davinci_evm sound: snd_soc_register_card failed (-517)
[ 0.765773] oprofile: using arm/armv7
[ 0.766099] nf_conntrack version 0.5.0 (1875 buckets, 7500 max)
[ 0.768684] ip_tables: (C) 2000-2006 Netfilter Core Team
[ 0.769008] Initializing XFRM netlink socket
[ 0.769124] NET: Registered protocol family 17
[ 0.769296] NET: Registered protocol family 15
[ 0.769454] bridge: automatic filtering via arp/ip/ip6tables has been deprecated. Update your scripts to load br_netfilter if you need this.
[ 0.769684] Bridge firewalling registered
[ 0.770077] Bluetooth: RFCOMM TTY layer initialized
[ 0.770127] Bluetooth: RFCOMM socket layer initialized
[ 0.770204] Bluetooth: RFCOMM ver 1.11
[ 0.770344] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[ 0.770367] Bluetooth: BNEP filters: protocol multicast
[ 0.770403] Bluetooth: BNEP socket layer initialized
[ 0.770440] Bluetooth: HIDP (Human Interface Emulation) ver 1.2
[ 0.770471] Bluetooth: HIDP socket layer initialized
[ 0.770773] Key type dns_resolver registered
[ 0.771531] omap_voltage_late_init: Voltage driver support not added
[ 0.779278] cpu cpu0: _opp_add_dynamic: duplicate OPPs detected. Existing: freq: 300000000, volt: 1100000, enabled: 1. New: freq: 300000000, volt: 1125000, enabled: 1
[ 0.779320] cpu cpu0: of_init_opp_table: Failed to add OPP 300000000
[ 0.779451] cpu cpu0: of_pm_voltdm_notifier_register: Failed to get cpu0 regulator/voltdm: -517
[ 0.779657] cpu cpu0: cpu0 clock notifier not ready, retry
[ 0.786596] PM: bootloader does not support rtc-only!
[ 0.787221] ThumbEE CPU extension supported.
[ 0.787295] Registering SWP/SWPB emulation handler
[ 0.828118] tps65217 0-0024: TPS65217 ID 0x6 version 1.2
[ 0.844611] bq27421-battery 0-0055: Gas Guage fw version is 0x0109
[ 0.853990] mmc1: new high speed SDIO card at address 0001
[ 1.064915] bq27421-battery 0-0055: support ver. 1.2.0 enabled
[ 1.205137] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz
[ 1.208120] of_get_named_gpiod_flags: parsed 'gpio-reset' property of node '/ocp/i2c@4802a000/tlv320aic3100@18[0]' - status (0)
[ 1.210483] omap_i2c 4802a000.i2c: bus 1 rev0.11 at 100 kHz
[ 1.215457] davinci_evm sound: tlv320aic31xx-hifi <-> 4803c000.mcasp mapping ok
[ 1.237252] cpu cpu0: _opp_add_dynamic: duplicate OPPs detected. Existing: freq: 300000000, volt: 1100000, enabled: 1. New: freq: 300000000, volt: 1125000, enabled: 1
[ 1.237301] cpu cpu0: of_init_opp_table: Failed to add OPP 300000000
[ 1.237925] cpu cpu0: of_pm_voltdm_notifier_register: Fail calculating voltage latency[1125000<->1100000]:-22
[ 1.238349] cpu cpu0: _opp_add_dynamic: duplicate OPPs detected. Existing: freq: 300000000, volt: 1100000, enabled: 1. New: freq: 300000000, volt: 1125000, enabled: 1
[ 1.238388] cpu cpu0: of_init_opp_table: Failed to add OPP 300000000
[ 1.238840] cpu cpu0: of_pm_voltdm_notifier_register: Fail calculating voltage latency[1125000<->1100000]:-22
[ 1.240865] of_get_named_gpiod_flags: parsed 'gpios' property of node '/volume_keys@0/switch@1[0]' - status (0)
[ 1.240948] of_get_named_gpiod_flags: parsed 'gpios' property of node '/volume_keys@0/switch@2[0]' - status (0)
[ 1.241008] of_get_named_gpiod_flags: parsed 'gpios' property of node '/volume_keys@0/switch@3[0]' - status (0)
[ 1.241063] of_get_named_gpiod_flags: parsed 'gpios' property of node '/volume_keys@0/switch@4[0]' - status (0)
[ 1.241115] of_get_named_gpiod_flags: parsed 'gpios' property of node '/volume_keys@0/switch@5[0]' - status (0)
[ 1.241168] of_get_named_gpiod_flags: parsed 'gpios' property of node '/volume_keys@0/switch@6[0]' - status (0)
[ 1.242542] input: volume_keys@0 as /devices/platform/volume_keys@0/input/input0
[ 1.243657] omap_rtc 44e3e000.rtc: setting system clock to 2000-01-01 01:48:08 UTC (946691288)
[ 1.251719] wlan-en-regulator: disabling
[ 1.251954] ALSA device list:
[ 1.251977] #0: MIGHTY
[ 1.262126] kjournald starting. Commit interval 5 seconds
[ 1.263412] EXT3-fs (mmcblk0p5): using internal journal
[ 1.263446] EXT3-fs (mmcblk0p5): mounted filesystem with ordered data mode
[ 1.263564] VFS: Mounted root (ext3 filesystem) on device 179:5.
[ 1.268045] devtmpfs: mounted
[ 1.269218] Freeing unused kernel memory: 260K (c0891000 - c08d2000)
[ 1.989523] systemd[1]: System time before build time, advancing clock.
[ 2.030009] systemd[1]: Failed to insert module 'autofs4': No such file or directory
[ 2.083864] random: systemd urandom read with 20 bits of entropy available
[ 2.132133] systemd[1]: systemd 229 running in system mode. (+PAM -AUDIT -SELINUX +IMA -APPARMOR +SMACK +SYSVINIT +UTMP -LIBCRYPTSETUP -GCRYPT +GNUTLS +ACL +XZ -LZ4 -SECCOMP +BLKID -ELFUTILS +KMOD -IDN)
[ 2.136391] systemd[1]: Detected architecture arm.
[ 2.145961] systemd[1]: Set hostname to <Mighty-92>.
[ 3.565469] systemd[1]: Listening on Journal Audit Socket.
[ 3.566830] systemd[1]: Reached target Remote File Systems.
[ 3.567666] systemd[1]: Listening on udev Control Socket.
[ 3.575160] systemd[1]: Created slice System Slice.
[ 3.577608] systemd[1]: Created slice system-serial\x2dgetty.slice.
[ 3.578302] systemd[1]: Listening on udev Kernel Socket.
[ 3.579236] systemd[1]: Started Dispatch Password Requests to Console Directory Watch.
[ 3.581506] systemd[1]: Created slice system-getty.slice.
[ 3.582357] systemd[1]: Started Forward Password Requests to Wall Directory Watch.
[ 3.583043] systemd[1]: Listening on Syslog Socket.
[ 3.583857] systemd[1]: Listening on Journal Socket.
[ 3.591643] systemd[1]: Starting Setup Virtual Console...
[ 3.601614] systemd[1]: Mounting Temporary Directory...
[ 3.632098] systemd[1]: Mounting Debug File System...
[ 3.710954] systemd[1]: Mounting POSIX Message Queue File System...
[ 3.751155] systemd[1]: Starting Remount Root and Kernel File Systems...
[ 3.800228] systemd[1]: Starting Create list of required static device nodes for the current kernel...
[ 3.856296] systemd[1]: Starting Apply Kernel Variables...
[ 3.857099] systemd[1]: Listening on Journal Socket (/dev/log).
[ 3.926771] systemd[1]: Starting Journal Service...
[ 3.962508] systemd[1]: Mounting Configuration File System...
[ 4.017166] systemd[1]: Created slice User and Session Slice.
[ 4.148369] systemd[1]: Mounted Configuration File System.
[ 4.148986] systemd[1]: Mounted POSIX Message Queue File System.
[ 4.149372] systemd[1]: Mounted Debug File System.
[ 4.149731] systemd[1]: Mounted Temporary Directory.
[ 4.153557] systemd[1]: Started Setup Virtual Console.
[ 4.173374] systemd[1]: Started Remount Root and Kernel File Systems.
[ 4.185448] systemd[1]: Started Create list of required static device nodes for the current kernel.
[ 4.188875] systemd[1]: Started Apply Kernel Variables.
[ 4.585858] systemd[1]: Started Journal Service.
[ 5.149376] systemd-journald[81]: Received request to flush runtime journal from PID 1
[ 10.835323] remoteproc0: powering up wkup_m3
[ 10.837122] remoteproc0: Booting fw image am335x-pm-firmware.elf, size 216188
[ 10.837493] remoteproc0: remote processor wkup_m3 is now up
[ 10.837545] wkup_m3_ipc 44e11324.wkup_m3_ipc: CM3 Firmware Version = 0x191
[ 12.081602] random: nonblocking pool is initialized
[ 13.656515] Adding 305196k swap on /dev/mmcblk0p9. Priority:-1 extents:1 across:305196k SS
[ 13.667589] EXT4-fs (mmcblk0p7): mounted filesystem with ordered data mode. Opts: (null)
[ 13.713349] EXT4-fs (mmcblk0p8): mounted filesystem with ordered data mode. Opts: (null)
[ 8393.064512] INFO: rcu_preempt self-detected stall on CPU
[ 8393.070201] 0: (108761 ticks this GP) idle=279/140000000000001/0 softirq=42969/42969 fqs=0
[ 8393.078763] (t=18132 jiffies g=29895 c=29894 q=20)
[ 8393.083871] rcu_preempt kthread starved for 18132 jiffies!
[ 8393.089456] Task dump for CPU 0:
[ 8393.089523] sd-resolve R running 0 231 1 0x00000002
[ 8393.089625] Backtrace:
[ 8393.089897] [<c0012b98>] (dump_backtrace) from [<c0012db8>] (show_stack+0x18/0x1c)
[ 8393.089960] r7:c08e10b8 r6:80000193 r5:00000001 r4:c7764d80
[ 8393.090173] [<c0012da0>] (show_stack) from [<c0058e18>] (sched_show_task+0xac/0x108)
[ 8393.090288] [<c0058d6c>] (sched_show_task) from [<c0059fec>] (dump_cpu_task+0x24/0x30)
[ 8393.090339] r5:c08e10b8 r4:00000000
[ 8393.090521] [<c0059fc8>] (dump_cpu_task) from [<c0070fa8>] (rcu_dump_cpu_stacks+0xa0/0x100)
[ 8393.090649] [<c0070f08>] (rcu_dump_cpu_stacks) from [<c00748d8>] (rcu_check_callbacks+0x428/0x880)
[ 8393.090711] r9:c08d4140 r8:000074c7 r7:c08e10b8 r6:00000000 r5:c08e10b8 r4:c08e1494
[ 8393.090918] [<c00744b0>] (rcu_check_callbacks) from [<c00779e4>] (update_process_times+0x40/0x6c)
[ 8393.090977] r10:c7740000 r9:c08e1718 r8:00000001 r7:000007cb r6:00000000 r5:c7764d80
[ 8393.091131] r4:ffffe000
[ 8393.091266] [<c00779a4>] (update_process_times) from [<c0086df4>] (tick_sched_handle+0x50/0x5c)
[ 8393.091319] r7:000007cb r6:ced9a69a r5:c7741e40 r4:c08e1e80
[ 8393.091490] [<c0086da4>] (tick_sched_handle) from [<c0086e5c>] (tick_sched_timer+0x5c/0xb8)
[ 8393.091599] [<c0086e00>] (tick_sched_timer) from [<c0078280>] (__run_hrtimer+0x6c/0x134)
[ 8393.091655] r7:00000000 r6:c0086e00 r5:c08e1750 r4:c08e1e80
[ 8393.091819] [<c0078214>] (__run_hrtimer) from [<c0078a44>] (hrtimer_interrupt+0x118/0x338)
[ 8393.091867] r7:00000000 r6:c08e1718 r5:000007cb r4:3d045144
[ 8393.092115] [<c007892c>] (hrtimer_interrupt) from [<c00230b8>] (omap2_gp_timer_interrupt+0x2c/0x3c)
[ 8393.092169] r10:c0910b5a r9:c7004c00 r8:00000010 r7:00000000 r6:00000000 r5:c08d8eb4
[ 8393.092307] r4:c08d8eb4
[ 8393.092483] [<c002308c>] (omap2_gp_timer_interrupt) from [<c0069a38>] (handle_irq_event_percpu+0x7c/0x148)
[ 8393.092610] [<c00699bc>] (handle_irq_event_percpu) from [<c0069b6c>] (handle_irq_event+0x68/0x90)
[ 8393.092668] r10:c71924b8 r9:0000c797 r8:c7006000 r7:00000001 r6:00000000 r5:c08d8eb4
[ 8393.092812] r4:c7004c00
[ 8393.092932] [<c0069b04>] (handle_irq_event) from [<c006c508>] (handle_level_irq+0xa8/0x154)
[ 8393.092986] r5:c08eb8e4 r4:c7004c00
[ 8393.093114] [<c006c460>] (handle_level_irq) from [<c0069160>] (generic_handle_irq+0x30/0x44)
[ 8393.093166] r5:c08eb8e4 r4:00000010
[ 8393.093307] [<c0069130>] (generic_handle_irq) from [<c00693c0>] (__handle_domain_irq+0x50/0xb0)
[ 8393.093354] r5:c08eb8e4 r4:00000010
[ 8393.093493] [<c0069370>] (__handle_domain_irq) from [<c000949c>] (omap_intc_handle_irq+0xc4/0xd4)
[ 8393.093541] r9:0000c797 r8:00000044 r7:c7741e40 r6:00000001 r5:c08ebb80 r4:c093ca00
[ 8393.093748] [<c00093d8>] (omap_intc_handle_irq) from [<c066ca40>] (__irq_svc+0x40/0x74)
[ 8393.093816] Exception stack(0xc7741e40 to 0xc7741e88)
[ 8393.093927] 1e40: c0908748 c7ea7d50 00000201 c7740000 c7186c80 c7192cb8 c7192800 c0908748
[ 8393.094029] 1e60: c7192000 0000c797 c71924b8 c7741eb4 00000005 c7741e88 c0598dc8 c0598e48
[ 8393.094099] 1e80: 20000013 ffffffff
[ 8393.094138] r9:0000c797 r8:c7192000 r7:c7741e74 r6:ffffffff r5:20000013 r4:c0598e48
[ 8393.094430] [<c0598cf4>] (udp_lib_unhash) from [<c051b2c4>] (sk_common_release+0x34/0x108)
[ 8393.094485] r10:c744ff08 r9:00000008 r8:c4ead020 r7:00000000 r6:c7071a90 r5:c4ead000
[ 8393.094621] r4:c7186c80 r3:c0598cf4
[ 8393.094762] [<c051b290>] (sk_common_release) from [<c05976e0>] (udp_lib_close+0x10/0x14)
[ 8393.094817] r5:c4ead000 r4:c7186c80
[ 8393.094978] [<c05976d0>] (udp_lib_close) from [<c05a40bc>] (inet_release+0x4c/0x78)
[ 8393.095098] [<c05a4070>] (inet_release) from [<c0517718>] (sock_release+0x28/0xb0)
[ 8393.095154] r5:00000000 r4:c4ead000
[ 8393.095269] [<c05176f0>] (sock_release) from [<c05177b4>] (sock_close+0x14/0x1c)
[ 8393.095328] r5:c4ec1220 r4:c744ff00
[ 8393.095501] [<c05177a0>] (sock_close) from [<c0108c3c>] (__fput+0x88/0x20c)
[ 8393.095615] [<c0108bb4>] (__fput) from [<c0108e18>] (____fput+0x10/0x14)
[ 8393.095665] r10:00000000 r9:c7740000 r8:00000000 r7:c09152cc r6:00000000 r5:c7764d80
[ 8393.095814] r4:c7765128
[ 8393.095982] [<c0108e08>] (____fput) from [<c004f008>] (task_work_run+0x98/0xc8)
[ 8393.096113] [<c004ef70>] (task_work_run) from [<c0012804>] (do_work_pending+0x90/0xb8)
[ 8393.096167] r9:c7740000 r8:c000fa24 r7:00000000 r6:c000fa24 r5:c7741fb0 r4:c7740000
[ 8393.096368] [<c0012774>] (do_work_pending) from [<c000f8cc>] (work_pending+0xc/0x20)
[ 8393.096428] r7:00000006 r6:00000000 r5:b6d976d4 r4:b6d978b8