root@sensorgw-imx6q:/usr/share/wl18xx# ./wl_poweron.sh sdhci-esdhc-imx 2198000.usdhc: card claims to support voltages below defined range mmc2: new high speed SDIO card at address 0001 root@sensorgw-imx6q:/usr/share/wl18xx# wlcore: wl18xx HW: 183x or 180x, PG 2.2 (ROM 0x11) wlcore: loaded root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx# ./ap_start.sh Configuration file: /etc/hostapd.conf rfkill: Cannot open RFKILL control device wlcore: PHY firmware version: Rev 8.2.0.0.240 wlcore: firmware booted (Rev 8.9.0.0.75) IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready Using interface wlan0 with hwaddrIPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 84:dd:20:75:0c:0d and ssid "test" wlan0: interface state UNINITIALIZED->ENABLED wlan0: AP-ENABLED root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx# sleep 10 root@sensorgw-imx6q:/usr/share/wl18xx# ./ap_stop.sh Terminating DHCP Terminating hostapd wlan0: interface state ENABLED->DISABLED wlan0: AP-DISABLED nl80211: deinit ifname=wlan0 disabled_11b_rates=0 root@sensorgw-imx6q:/usr/share/wl18xx# wlcore: down root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx# ./wl_poweroff.sh mmc2: card 0001 removed root@sensorgw-imx6q:/usr/share/wl18xx# mmc2: new high speed SDIO card at address 0001 wlcore: wl18xx HW: 183x or 180x, PG 2.2 (ROM 0x11) wlcore: loaded wlcore: PHY firmware version: Rev 8.2.0.0.240 wlcore: firmware booted (Rev 8.9.0.0.75) IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready wlcore: down mmc2: card 0001 removed root@sensorgw-imx6q:/usr/share/wl18xx# ./wl_poweron.sh sdhci-esdhc-imx 2198000.usdhc: card claims to support voltages below defined range mmc2: new high speed SDIO card at address 0001 wlcore: wl18xx HW: 183x or 180x, PG 2.2 (ROM 0x11) wlcore: loaded root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx# ./ap_start.sh Configuration file: /etc/hostapd.conf rfkill: Cannot open RFKILL control device wlcore: PHY firmware version: Rev 8.2.0.0.240 wlcore: firmware booted (Rev 8.9.0.0.75) IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready Using interface wlan0 with hwaddrIPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready 84:dd:20:72:bc:37 and ssid "test" wlan0: interface state UNINITIALIZED->ENABLED wlan0: AP-ENABLED root@sensorgw-imx6q:/usr/share/wl18xx# wlcore: ERROR ELP wakeup timeout! ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/drivers/net/wireless/ti/wlcore/main.c:796 wl12xx_queue_recovery_work.part.9+0x58/0x5c [wlcore] Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 6 Comm: kworker/u8:0 Tainted: G O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: phy0 ieee80211_reconfig_filter [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<80131958>] (warn_slowpath_null+0x20/0x28) [<80131958>] (warn_slowpath_null) from [<7f15d6ec>] (wl12xx_queue_recovery_work.part.9+0x58/0x5c [wlcore]) [<7f15d6ec>] (wl12xx_queue_recovery_work.part.9 [wlcore]) from [<7f16a0a4>] (wl1271_ps_elp_wakeup+0x1dc/0x1e4 [wlcore]) [<7f16a0a4>] (wl1271_ps_elp_wakeup [wlcore]) from [<7f15bbe4>] (wl1271_op_configure_filter+0x54/0x128 [wlcore]) vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! [<7f15bbe4>] (wl1271_op_configure_filter [wlcore]) from [<7f0e74c4>] (ieee80211_configure_filter+0x138/0x198 [mac80211]) [<7f0e74c4>] (ieee80211_configure_filter [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229b7 ]--- wlcore: Hardware recovery in progress. FW ver: Rev 8.9.0.0.75 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/drivers/net/wireless/ti/wlcore/io.h:66 wlcore_set_partition+0xa0/0x4c0 [wlcore] Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 6 Comm: kworker/u8:0 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: phy0 wl1271_recovery_work [wlcore] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<80131958>] (warn_slowpath_null+0x20/0x28) [<80131958>] (warn_slowpath_null) from [<7f16631c>] (wlcore_set_partition+0xa0/0x4c0 [wlcore]) [<7f16631c>] (wlcore_set_partition [wlcore]) from [<7f15fd0c>] (wl1271_recovery_work+0x6c/0x328 [wlcore]) [<7f15fd0c>] (wl1271_recovery_work [wlcore]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229b8 ]--- wlcore: down ieee80211 phy0: Hardware restart was requested vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! mmc2: Timeout waiting for hardware interrupt. sdhci: =========== REGISTER DUMP (mmc2)=========== sdhci: Sys addr: 0x3918c600 | Version: 0x00000002 sdhci: Blk size: 0x00000100 | Blk cnt: 0x0000002a sdhci: Argument: 0xad80002e | Trn mode: 0x00000023 sdhci: Present: 0x01ed810e | Host ctl: 0x00000013 sdhci: Power: 0x00000002 | Blk gap: 0x00000080 sdhci: Wake-up: 0x00000008 | Clock: 0x0000003f sdhci: Timeout: 0x0000008f | Int stat: 0x00000000 sdhci: Int enab: 0x107f100b | Sig enab: 0x107f100b sdhci: AC12 err: 0x00000000 | Slot int: 0x00000003 sdhci: Caps: 0x07eb0000 | Caps_1: 0x0000a007 sdhci: Cmd: 0x0000353a | Max curr: 0x00ffffff sdhci: Host ctl2: 0x00000000 sdhci: ADMA Err: 0x00000003 | ADMA Ptr: 0x3c077204 sdhci: =========================================== ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/drivers/net/wireless/ti/wlcore/sdio.c:145 wl12xx_sdio_raw_write+0xb0/0x134 [wlcore_sdio] Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<80131958>] (warn_slowpath_null+0x20/0x28) [<80131958>] (warn_slowpath_null) from [<7f096258>] (wl12xx_sdio_raw_write+0xb0/0x134 [wlcore_sdio]) [<7f096258>] (wl12xx_sdio_raw_write [wlcore_sdio]) from [<7f16d550>] (wlcore_boot_upload_firmware+0x31c/0x440 [wlcore]) [<7f16d550>] (wlcore_boot_upload_firmware [wlcore]) from [<7f196e3c>] (wl18xx_boot+0x888/0xc3c [wl18xx]) [<7f196e3c>] (wl18xx_boot [wl18xx]) from [<7f160640>] (wl1271_op_add_interface+0x678/0x8c8 [wlcore]) [<7f160640>] (wl1271_op_add_interface [wlcore]) from [<7f0e8f88>] (drv_add_interface+0x2c/0x78 [mac80211]) [<7f0e8f88>] (drv_add_interface [mac80211]) from [<7f114040>] (ieee80211_reconfig+0x448/0xc8c [mac80211]) [<7f114040>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229b9 ]--- vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! wl1271_sdio mmc2:0001:2: sdio write failed (-110) vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! wlcore: ERROR firmware boot failed despite 3 retries ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/util.c:1899 ieee80211_reconfig+0x468/0xc8c [mac80211] Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<80131958>] (warn_slowpath_null+0x20/0x28) [<80131958>] (warn_slowpath_null) from [<7f114060>] (ieee80211_reconfig+0x468/0xc8c [mac80211]) [<7f114060>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229ba ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/driver-ops.h:17 ieee80211_bss_info_change_notify+0x148/0x14c [mac80211] wlan0: Failed check-sdata-in-driver check, flags: 0x0 vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<801318e0>] (warn_slowpath_fmt+0x38/0x48) [<801318e0>] (warn_slowpath_fmt) from [<7f0e78f8>] (ieee80211_bss_info_change_notify+0x148/0x14c [mac80211]) [<7f0e78f8>] (ieee80211_bss_info_change_notify [mac80211]) from [<7f100058>] (ieee80211_stop_ap+0x104/0x204 [mac80211]) [<7f100058>] (ieee80211_stop_ap [mac80211]) from [<7f0c2cec>] (__cfg80211_stop_ap+0x4c/0xb8 [cfg80211]) [<7f0c2cec>] (__cfg80211_stop_ap [cfg80211]) from [<7f09ed5c>] (cfg80211_leave+0x24/0x30 [cfg80211]) [<7f09ed5c>] (cfg80211_leave [cfg80211]) from [<7f09f074>] (cfg80211_netdev_notifier_call+0x30c/0x438 [cfg80211]) [<7f09f074>] (cfg80211_netdev_notifier_call [cfg80211]) from [<8014e3e4>] (notifier_call_chain+0x44/0x84) [<8014e3e4>] (notifier_call_chain) from [<8014e558>] (raw_notifier_call_chain+0x18/0x20) [<8014e558>] (raw_notifier_call_chain) from [<80785a5c>] (__dev_close_many+0x38/0xd0) [<80785a5c>] (__dev_close_many) from [<80785b60>] (dev_close_many+0x6c/0xf4) [<80785b60>] (dev_close_many) from [<80789cb4>] (dev_close+0x3c/0x54) [<80789cb4>] (dev_close) from [<7f09e85c>] (cfg80211_shutdown_all_interfaces+0x34/0xb8 [cfg80211]) [<7f09e85c>] (cfg80211_shutdown_all_interfaces [cfg80211]) from [<7f113c80>] (ieee80211_reconfig+0x88/0xc8c [mac80211]) [<7f113c80>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229bb ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/driver-ops.h:17 ieee80211_stop_ap+0x1f8/0x204 [mac80211] wlan0: Failed check-sdata-in-driver check, flags: 0x0 Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<801318e0>] (warn_slowpath_fmt+0x38/0x48) [<801318e0>] (warn_slowpath_fmt) from [<7f10014c>] (ieee80211_stop_ap+0x1f8/0x204 [mac80211]) [<7f10014c>] (ieee80211_stop_ap [mac80211]) from [<7f0c2cec>] (__cfg80211_stop_ap+0x4c/0xb8 [cfg80211]) [<7f0c2cec>] (__cfg80211_stop_ap [cfg80211]) from [<7f09ed5c>] (cfg80211_leave+0x24/0x30 [cfg80211]) [<7f09ed5c>] (cfg80211_leave [cfg80211]) from [<7f09f074>] (cfg80211_netdev_notifier_call+0x30c/0x438 [cfg80211]) [<7f09f074>] (cfg80211_netdev_notifier_call [cfg80211]) from [<8014e3e4>] (notifier_call_chain+0x44/0x84) [<8014e3e4>] (notifier_call_chain) from [<8014e558>] (raw_notifier_call_chain+0x18/0x20) [<8014e558>] (raw_notifier_call_chain) from [<80785a5c>] (__dev_close_many+0x38/0xd0) [<80785a5c>] (__dev_close_many) from [<80785b60>] (dev_close_many+0x6c/0xf4) [<80785b60>] (dev_close_many) from [<80789cb4>] (dev_close+0x3c/0x54) [<80789cb4>] (dev_close) from [<7f09e85c>] (cfg80211_shutdown_all_interfaces+0x34/0xb8 [cfg80211]) [<7f09e85c>] (cfg80211_shutdown_all_interfaces [cfg80211]) from [<7f113c80>] (ieee80211_reconfig+0x88/0xc8c [mac80211]) [<7f113c80>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229bc ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/driver-ops.h:17 ieee80211_assign_vif_chanctx+0x268/0x31c [mac80211] wlan0: Failed check-sdata-in-driver check, flags: 0x0 Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<801318e0>] (warn_slowpath_fmt+0x38/0x48) [<801318e0>] (warn_slowpath_fmt) from [<7f118384>] (ieee80211_assign_vif_chanctx+0x268/0x31c [mac80211]) [<7f118384>] (ieee80211_assign_vif_chanctx [mac80211]) from [<7f119138>] (__ieee80211_vif_release_channel+0x48/0x12c [mac80211]) [<7f119138>] (__ieee80211_vif_release_channel [mac80211]) from [<7f1199d4>] (ieee80211_vif_release_channel+0x48/0x58 [mac80211]) [<7f1199d4>] (ieee80211_vif_release_channel [mac80211]) from [<7f1000c4>] (ieee80211_stop_ap+0x170/0x204 [mac80211]) [<7f1000c4>] (ieee80211_stop_ap [mac80211]) from [<7f0c2cec>] (__cfg80211_stop_ap+0x4c/0xb8 [cfg80211]) [<7f0c2cec>] (__cfg80211_stop_ap [cfg80211]) from [<7f09ed5c>] (cfg80211_leave+0x24/0x30 [cfg80211]) [<7f09ed5c>] (cfg80211_leave [cfg80211]) from [<7f09f074>] (cfg80211_netdev_notifier_call+0x30c/0x438 [cfg80211]) [<7f09f074>] (cfg80211_netdev_notifier_call [cfg80211]) from [<8014e3e4>] (notifier_call_chain+0x44/0x84) [<8014e3e4>] (notifier_call_chain) from [<8014e558>] (raw_notifier_call_chain+0x18/0x20) [<8014e558>] (raw_notifier_call_chain) from [<80785a5c>] (__dev_close_many+0x38/0xd0) [<80785a5c>] (__dev_close_many) from [<80785b60>] (dev_close_many+0x6c/0xf4) [<80785b60>] (dev_close_many) from [<80789cb4>] (dev_close+0x3c/0x54) [<80789cb4>] (dev_close) from [<7f09e85c>] (cfg80211_shutdown_all_interfaces+0x34/0xb8 [cfg80211]) [<7f09e85c>] (cfg80211_shutdown_all_interfaces [cfg80211]) from [<7f113c80>] (ieee80211_reconfig+0x88/0xc8c [mac80211]) [<7f113c80>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229bd ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/driver-ops.h:17 ieee80211_bss_info_change_notify+0x148/0x14c [mac80211] wlan0: Failed check-sdata-in-driver check, flags: 0x0 Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<801318e0>] (warn_slowpath_fmt+0x38/0x48) [<801318e0>] (warn_slowpath_fmt) from [<7f0e78f8>] (ieee80211_bss_info_change_notify+0x148/0x14c [mac80211]) [<7f0e78f8>] (ieee80211_bss_info_change_notify [mac80211]) from [<7f118324>] (ieee80211_assign_vif_chanctx+0x208/0x31c [mac80211]) [<7f118324>] (ieee80211_assign_vif_chanctx [mac80211]) from [<7f119138>] (__ieee80211_vif_release_channel+0x48/0x12c [mac80211]) [<7f119138>] (__ieee80211_vif_release_channel [mac80211]) from [<7f1199d4>] (ieee80211_vif_release_channel+0x48/0x58 [mac80211]) [<7f1199d4>] (ieee80211_vif_release_channel [mac80211]) from [<7f1000c4>] (ieee80211_stop_ap+0x170/0x204 [mac80211]) [<7f1000c4>] (ieee80211_stop_ap [mac80211]) from [<7f0c2cec>] (__cfg80211_stop_ap+0x4c/0xb8 [cfg80211]) [<7f0c2cec>] (__cfg80211_stop_ap [cfg80211]) from [<7f09ed5c>] (cfg80211_leave+0x24/0x30 [cfg80211]) [<7f09ed5c>] (cfg80211_leave [cfg80211]) from [<7f09f074>] (cfg80211_netdev_notifier_call+0x30c/0x438 [cfg80211]) [<7f09f074>] (cfg80211_netdev_notifier_call [cfg80211]) from [<8014e3e4>] (notifier_call_chain+0x44/0x84) [<8014e3e4>] (notifier_call_chain) from [<8014e558>] (raw_notifier_call_chain+0x18/0x20) [<8014e558>] (raw_notifier_call_chain) from [<80785a5c>] (__dev_close_many+0x38/0xd0) [<80785a5c>] (__dev_close_many) from [<80785b60>] (dev_close_many+0x6c/0xf4) [<80785b60>] (dev_close_many) from [<80789cb4>] (dev_close+0x3c/0x54) [<80789cb4>] (dev_close) from [<7f09e85c>] (cfg80211_shutdown_all_interfaces+0x34/0xb8 [cfg80211]) [<7f09e85c>] (cfg80211_shutdown_all_interfaces [cfg80211]) from [<7f113c80>] (ieee80211_reconfig+0x88/0xc8c [mac80211]) [<7f113c80>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229be ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/driver-ops.h:866 ieee80211_del_chanctx+0xc0/0xc4 [mac80211] Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<80131958>] (warn_slowpath_null+0x20/0x28) [<80131958>] (warn_slowpath_null) from [<7f1170cc>] (ieee80211_del_chanctx+0xc0/0xc4 [mac80211]) [<7f1170cc>] (ieee80211_del_chanctx [mac80211]) from [<7f117160>] (ieee80211_free_chanctx+0x90/0xf4 [mac80211]) [<7f117160>] (ieee80211_free_chanctx [mac80211]) from [<7f1191d8>] (__ieee80211_vif_release_channel+0xe8/0x12c [mac80211]) [<7f1191d8>] (__ieee80211_vif_release_channel [mac80211]) from [<7f1199d4>] (ieee80211_vif_release_channel+0x48/0x58 [mac80211]) [<7f1199d4>] (ieee80211_vif_release_channel [mac80211]) from [<7f1000c4>] (ieee80211_stop_ap+0x170/0x204 [mac80211]) [<7f1000c4>] (ieee80211_stop_ap [mac80211]) from [<7f0c2cec>] (__cfg80211_stop_ap+0x4c/0xb8 [cfg80211]) [<7f0c2cec>] (__cfg80211_stop_ap [cfg80211]) from [<7f09ed5c>] (cfg80211_leave+0x24/0x30 [cfg80211]) [<7f09ed5c>] (cfg80211_leave [cfg80211]) from [<7f09f074>] (cfg80211_netdev_notifier_call+0x30c/0x438 [cfg80211]) [<7f09f074>] (cfg80211_netdev_notifier_call [cfg80211]) from [<8014e3e4>] (notifier_call_chain+0x44/0x84) [<8014e3e4>] (notifier_call_chain) from [<8014e558>] (raw_notifier_call_chain+0x18/0x20) [<8014e558>] (raw_notifier_call_chain) from [<80785a5c>] (__dev_close_many+0x38/0xd0) [<80785a5c>] (__dev_close_many) from [<80785b60>] (dev_close_many+0x6c/0xf4) [<80785b60>] (dev_close_many) from [<80789cb4>] (dev_close+0x3c/0x54) [<80789cb4>] (dev_close) from [<7f09e85c>] (cfg80211_shutdown_all_interfaces+0x34/0xb8 [cfg80211]) [<7f09e85c>] (cfg80211_shutdown_all_interfaces [cfg80211]) from [<7f113c80>] (ieee80211_reconfig+0x88/0xc8c [mac80211]) [<7f113c80>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229bf ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 136 at /home/hongtacu/hongtacu/IG_Project/local/hongtacu/build/tmp/work-shared/sensorgw-imx6q/kernel-source/net/mac80211/driver-ops.h:17 drv_remove_interface+0x64/0x6c [mac80211] wlan0: Failed check-sdata-in-driver check, flags: 0x0 Modules linked in: arc4 wl18xx wlcore mac80211 cfg80211 wlcore_sdio g_mass_storage usb_f_mass_storage libcomposite configfs fpga_uart(O) kbcm(O) mxc_v4l2_capture ipu_bg_overlay_sdc ipu_still v4l2_int_device ipu_prp_enc ipu_csi_enc ipu_fg_overlay_sdc mxc_dcic CPU: 0 PID: 136 Comm: kworker/0:2 Tainted: G W O 4.9.11-1.0.0+gc27010d #27 Hardware name: Freescale i.MX6 Quad/DualLite (Device Tree) Workqueue: events_freezable ieee80211_restart_work [mac80211] [<8010f6e4>] (unwind_backtrace) from [<8010b180>] (show_stack+0x10/0x14) [<8010b180>] (show_stack) from [<803be934>] (dump_stack+0x78/0x8c) [<803be934>] (dump_stack) from [<80131890>] (__warn+0xe8/0x100) [<80131890>] (__warn) from [<801318e0>] (warn_slowpath_fmt+0x38/0x48) [<801318e0>] (warn_slowpath_fmt) from [<7f0e909c>] (drv_remove_interface+0x64/0x6c [mac80211]) [<7f0e909c>] (drv_remove_interface [mac80211]) from [<7f0fa228>] (ieee80211_do_stop+0x580/0x7c0 [mac80211]) [<7f0fa228>] (ieee80211_do_stop [mac80211]) from [<7f0fa478>] (ieee80211_stop+0x10/0x18 [mac80211]) [<7f0fa478>] (ieee80211_stop [mac80211]) from [<80785aac>] (__dev_close_many+0x88/0xd0) [<80785aac>] (__dev_close_many) from [<80785b60>] (dev_close_many+0x6c/0xf4) [<80785b60>] (dev_close_many) from [<80789cb4>] (dev_close+0x3c/0x54) [<80789cb4>] (dev_close) from [<7f09e85c>] (cfg80211_shutdown_all_interfaces+0x34/0xb8 [cfg80211]) [<7f09e85c>] (cfg80211_shutdown_all_interfaces [cfg80211]) from [<7f113c80>] (ieee80211_reconfig+0x88/0xc8c [mac80211]) [<7f113c80>] (ieee80211_reconfig [mac80211]) from [<7f0e675c>] (ieee80211_restart_work+0x70/0x9c [mac80211]) [<7f0e675c>] (ieee80211_restart_work [mac80211]) from [<801477f0>] (process_one_work+0x1d8/0x3f0) [<801477f0>] (process_one_work) from [<801483c8>] (worker_thread+0x38/0x558) [<801483c8>] (worker_thread) from [<8014d068>] (kthread+0xdc/0xf4) [<8014d068>] (kthread) from [<801076f8>] (ret_from_fork+0x14/0x3c) ---[ end trace fc37535b447229c0 ]--- wlan0: INTERFACE-DISABLED vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! mmc2: card 0001 removed vddpu: bypassed regulator has no supply! vddpu: bypassed regulator has no supply! root@sensorgw-imx6q:/usr/share/wl18xx# root@sensorgw-imx6q:/usr/share/wl18xx#