Canyonlands oops at Shutdown

[Julian Margetson]

On 08-May-16 10:12 AM, Julian Margetson wrote:
> CONFIG_PPC44x_SIMPLE=y
>
> CONFIG_POWER_RESET=y
> CONFIG_POWER_RESET_GPIO is not set
> # CONFIG_POWER_RESET_GPIO_RESTART is not set
> # CONFIG_POWER_RESET_LTC2952 is not set
> # CONFIG_POWER_RESET_RESTART is not set
> # CONFIG_POWER_RESET_SYSCON is not set
> # CONFIG_POWER_RESET_SYSCON_POWEROFF is not set
>
> CONFIG_WATCHDOG=y
> CONFIG_WATCHDOG_CORE=y
> # CONFIG_WATCHDOG_NOWAYOUT is not set
> # CONFIG_WATCHDOG_SYSFS is not set
> #
> # Watchdog Device Drivers
> #
> # CONFIG_SOFT_WATCHDOG is not set
> # CONFIG_GPIO_WATCHDOG is not set
> # CONFIG_XILINX_WATCHDOG is not set
> # CONFIG_ZIIRAVE_WATCHDOG is not set
> # CONFIG_CADENCE_WATCHDOG is not set
> CONFIG_DW_WATCHDOG=y
> # CONFIG_MAX63XX_WATCHDOG is not set
> # CONFIG_ALIM7101_WDT is not set
> # CONFIG_I6300ESB_WDT is not set
> # CONFIG_BOOKE_WDT is not set
> # CONFIG_MEN_A21_WDT is not set

Issue appears again with kernel 4.9-rc1



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[  OK  ] Stopped Remount Root and Kernel File Systems.
[  OK  ] Reached target Shutdown.
[  101.580093] Unable to handle kernel paging request for data at address 0xfffffe80
[  101.587599] Faulting instruction address: 0xc0420ea4
[  103.592744] Oops: Kernel access of bad area, sig: 11 [#4]
[  103.598153] PREEMPT [  103.600171] Canyonlands
[  103.602621] Modules linked in:
[  103.605697] CPU: 0 PID: 1 Comm: systemd-shutdow Tainted: G      D         4.9.0-rc1-sam460ex-jm #9
[  103.614672] task: ea848000 task.stack: ea850000
[  103.619213] NIP: c0420ea4 LR: c0420e88 CTR: c04d5928
[  103.624188] REGS: ea851b40 TRAP: 0300   Tainted: G      D          (4.9.0-rc1-sam460ex-jm)
[  103.632463] MSR: 00029000 [  103.634999] <
CE[  103.636767] ,EE
,ME[  103.638798] >
[  103.640380]   CR: 28428228  XER: 00000000
[  103.644394] DEAR: fffffe80 ESR: 00000000 [  103.648239] 
[  103.648239] GPR00: 
c0420e88 [  103.652618] ea851bf0 
ea848000 [  103.655691] ee831720 
00029000 [  103.658763] 00000003 
ee851960 [  103.661837] 00000000 

GPR08: [  103.664910] ffff0001 
ee83d4b0 [  103.667983] 00000000 
ea851bc0 [  103.671064] 24428222 
2020de94 [  103.674146] 201e3e86 
bfb0bc0c [  103.677227] 
[  103.677227] GPR16: 
ea851d18 [  103.681611] 2090e018 
c0936b84 [  103.684693] bfb0bb10 
bfb0bb0c [  103.687775] 00000000 
00000000 [  103.690856] 4321fedc 

GPR24: [  103.693943] 00000003 
ee84c2a4 [  103.697028] 00000000 
fffffe68 [  103.700110] fffffe18 
00000000 [  103.703192] ee830000 
ea816000 [  103.706272] 
[  103.707778] NIP [c0420ea4] atombios_crtc_disable+0x40/0x2b0
[  103.713363] LR [c0420e88] atombios_crtc_disable+0x24/0x2b0
[  103.718863] Call Trace:
[  103.721319] [ea851bf0] [c0420e88] atombios_crtc_disable+0x24/0x2b0[  103.727329]  (unreliable)
[  103.729966] 
[  103.731477] [ea851c40] [c03dc8bc] __drm_helper_disable_unused_functions+0x9c/0xd0[  103.738804] 
[  103.740310] [ea851c60] [c03dd230] drm_crtc_helper_set_config+0x1d4/0x8c4[  103.746844] 
[  103.748366] [ea851cd0] [c0438254] radeon_crtc_set_config+0x50/0xf8[  103.754378] 
[  103.755890] [ea851cf0] [c03f7fe4] drm_mode_set_config_internal+0x5c/0xe8[  103.762425] 
[  103.763935] [ea851d10] [c03f80a0] drm_crtc_force_disable+0x30/0x38[  103.769950] 
[  103.771461] [ea851d40] [c03f80f4] drm_crtc_force_disable_all+0x4c/0x70[  103.777825] 
[  103.779336] [ea851d60] [c043a830] radeon_modeset_fini+0x78/0x90[  103.785090] 
[  103.786601] [ea851d80] [c0417fb8] radeon_driver_unload_kms+0x5c/0x80[  103.792789] 
[  103.794308] [ea851d90] [c03f3be8] drm_dev_unregister+0x4c/0xc8[  103.799977] 
[  103.801482] [ea851db0] [c03f3e34] drm_put_dev+0x64/0x7c[  103.806538] 
[  103.808049] [ea851dc0] [c0384b78] pci_device_shutdown+0x44/0x90[  103.813805] 
[  103.815320] [ea851de0] [c059796c] device_shutdown+0x140/0x194[  103.820897] 
[  103.822414] [ea851e10] [c00421e0] kernel_halt+0x38/0x64[  103.827467] 
[  103.828975] [ea851e20] [c0042438] SyS_reboot+0x14c/0x1c8[  103.834117] 
[  103.835625] [ea851f40] [c000b108] ret_from_syscall+0x0/0x3c[  103.841026] 
[  103.842533] --- interrupt: c01 at 0x2000ffbc
[  103.842533]     LR = 0x201cd878
[  103.849946] Instruction dump:[  103.852742] 
[  103.854241] 90010054 7c7f1b78 81230000 83c90018 4bffdab1 813f0050 81290060 2f890000 
[  103.862136] 419e007c 83a90090 3b9dfe18 3b7dfe68 <813dfe80> 7d290034 5529d97e 0f090000 
[  103.870205] ---[ end trace 29b794af26305857 ]---
[  103.874834] 
[  104.878073] systemd-shutdow: 3 output lines suppressed due to ratelimiting
[  104.885163] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
[  104.885163] 
[  104.894339] Rebooting in 180 seconds..