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SubjectRe: v4.8-rc2 crashes while probing nvidia graphics card on arm64
Date
I made a hash of LKML email in the previous mail. Re-sending with the
address corrected.

Apologies for the duplicate.

Punit Agrawal <punit.agrawal@arm.com> writes:

> Hi,
>
> While trying out v4.8-rc2 on Juno r2 (arm64), I ran into the following
> crash when probing the nvidia graphics card attached to the PCIe
> slot. So I tried rc1 and got the same crash. The card probes without any
> errors on v4.7.
>
> Anybody familiear with the recent changes knows what might have led to
> the below crashlog?
>
> Thanks,
> Punit
>
> ------------->8-------------
>
> [ 2.996678] [drm] Initialized drm 1.1.0 20060810
> [ 3.001495] nouveau 0000:06:00.0: enabling device (0000 -> 0003)
> [ 3.007574] nouveau 0000:06:00.0: NVIDIA GT218 (0a8c00b1)
> [ 3.145407] nouveau 0000:06:00.0: bios: version 70.18.9f.00.09
> [ 3.202137] nouveau 0000:06:00.0: fb: 512 MiB DDR3
> [ 3.260766] [TTM] Zone kernel: Available graphics memory: 4070004 kiB
> [ 3.267243] [TTM] Zone dma32: Available graphics memory: 2097152 kiB
> [ 3.273715] [TTM] Initializing pool allocator
> [ 3.278048] [TTM] Initializing DMA pool allocator
> [ 3.282738] nouveau 0000:06:00.0: DRM: VRAM: 512 MiB
> [ 3.287663] nouveau 0000:06:00.0: DRM: GART: 1048576 MiB
> [ 3.292935] nouveau 0000:06:00.0: DRM: TMDS table version 2.0
> [ 3.298634] nouveau 0000:06:00.0: DRM: DCB version 4.0
> [ 3.303731] nouveau 0000:06:00.0: DRM: DCB outp 00: 02000360 00000000
> [ 3.310118] nouveau 0000:06:00.0: DRM: DCB outp 01: 02000362 00020010
> [ 3.316505] nouveau 0000:06:00.0: DRM: DCB outp 02: 028003a6 0f220010
> [ 3.322891] nouveau 0000:06:00.0: DRM: DCB outp 03: 01011380 00000000
> [ 3.329277] nouveau 0000:06:00.0: DRM: DCB outp 04: 08011382 00020010
> [ 3.335663] nouveau 0000:06:00.0: DRM: DCB outp 05: 088113c6 0f220010
> [ 3.342049] nouveau 0000:06:00.0: DRM: DCB conn 00: 00101064
> [ 3.347661] nouveau 0000:06:00.0: DRM: DCB conn 01: 00202165
> [ 3.359132] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
> [ 3.365698] [drm] Driver supports precise vblank timestamp query.
> [ 3.412273] nouveau 0000:06:00.0: DRM: MM: using COPY for buffer copies
> [ 3.445319] nouveau 0000:06:00.0: DRM: allocated 1024x768 fb: 0x70000, bo ffff8009764ba400
> [ 3.570962] Unable to handle kernel paging request at virtual address ffff0000091e11d4
> [ 3.570964] pgd = ffff000009051000
> [ 3.570971] [ffff0000091e11d4] *pgd=00000009ffffe003, *pud=00000009ffffd003, *pmd=00000009ffff9003, *pte=00e80009f5cc4703
> [ 3.570975] Internal error: Oops: 96000061 [#1] PREEMPT SMP
> [ 3.570978] Modules linked in:
> [ 3.570982] CPU: 2 PID: 1 Comm: swapper/0 Not tainted 4.8.0-rc2-00001-g5077753 #1
> [ 3.570984] Hardware name: ARM LTD ARM Juno Development Platform/ARM Juno Development Platform, BIOS EDK II Aug 5 2016
> [ 3.570986] task: ffff800976ca8000 task.stack: ffff800976cb0000
> [ 3.570999] PC is at __memcpy+0x7c/0x180
> [ 3.571003] LR is at OUT_RINGp+0x34/0x70
> [ 3.571006] pc : [<ffff00000841077c>] lr : [<ffff000008672f44>] pstate: 80000145
> [ 3.571007] sp : ffff800976cb3350
> [ 3.571011] x29: ffff800976cb3350 x28: 000000000000000e
> [ 3.571014] x27: ffff8009760f2000 x26: 0000000000000001
> [ 3.571018] x25: 00000000000007ff x24: 0000000040006860
> [ 3.571021] x23: 0000000000000005 x22: ffff8009760f2010
> [ 3.571024] x21: 0000000000000004 x20: 0000000000000004
> [ 3.571026] x19: ffff800976f67000 x18: 0000000000000000
> [ 3.571029] x17: 0000000000000008 x16: ffff800976000c00
> [ 3.571032] x15: 0000000000000018 x14: 0000030300000326
> [ 3.571035] x13: ffff8009766b1000 x12: 0000000000000540
> [ 3.571038] x11: 0000000002b68908 x10: 0000000000000870
> [ 3.571042] x9 : 0000000000000005 x8 : 0000000000000000
> [ 3.571045] x7 : 0000000000000000 x6 : ffff0000091e11d4
> [ 3.571048] x5 : 00000000ffffffff x4 : 0000000000000000
> [ 3.571051] x3 : 0000000000000010 x2 : 0000000000000010
> [ 3.571053] x1 : ffff8009760f2010 x0 : ffff0000091e11d4
> [ 3.571054]
> [ 3.571057] Process swapper/0 (pid: 1, stack limit = 0xffff800976cb0020)
> [ 3.571059] Stack: (0xffff800976cb3350 to 0xffff800976cb4000)
> [ 3.571062] 3340: ffff800976cb3370 ffff00000866fcb4
> [ 3.571065] 3360: ffff800976f67000 0000000000000000 ffff800976cb33c0 ffff00000866e2cc
> [ 3.571068] 3380: ffff8009761c1800 ffff800975cee400 ffff8009766b0058 ffff8009766b0000
> [ 3.571071] 33a0: 0000000000000010 0000000000000010 ffff8009761c1800 ffff80097619ac00
> [ 3.571074] 33c0: ffff800976cb33f0 ffff0000084aa794 ffff800975cee400 ffff800976cb34d8
> [ 3.571076] 33e0: 0000000000000001 ffff800975cee450 ffff800976cb3450 ffff0000084aa1c4
> [ 3.571079] 3400: ffff80097619ac00 ffff800976cb34d8 ffff800975cee200 ffff8009761c1800
> [ 3.571082] 3420: 0000000000000720 0000000000000000 ffff000008a6ad08 0000000000000002
> [ 3.571084] 3440: 0000000000000000 ffff000008679bf8 ffff800976cb3540 ffff0000084a64d8
> [ 3.571087] 3460: ffff800976c14000 ffff8009761c1800 ffff0000084a9cd0 0000000000000002
> [ 3.571089] 3480: 0000000000000720 ffff800976c141e0 ffff800976c14200 0000000000000000
> [ 3.571092] 34a0: 0000000000000007 0000000000000100 ffff000008b1c308 ffff00000866b770
> [ 3.571095] 34c0: ffff800900000000 0000000208679c60 ffff8009766b0000 000000010000003b
> [ 3.571098] 34e0: ffff800975cee200 0000000000000000 000001d000000000 0000001000000008
> [ 3.571101] 3500: 0000000000000007 ffff0000084a6401 ffff000008a6ad08 ffff8009761c1800
> [ 3.571103] 3520: ffff0000084a9cd0 0000000000000002 0000000000000720 ffff0000085a5dc4
> [ 3.571106] 3540: ffff800976cb35a0 ffff000008540120 ffff800976c14000 ffff000008f78000
> [ 3.571108] 3560: 0000000000000000 0000000000000030 ffff000009030000 0000000000000720
> [ 3.571111] 3580: 0000000000000080 0000000000000500 0000000000000000 ffff8009764ed000
> [ 3.571113] 35a0: ffff800976cb35c0 ffff000008540e48 ffff800976c14000 ffff800976493000
> [ 3.571116] 35c0: ffff800976cb3610 ffff0000084a4a94 0000000000000000 ffff800976493000
> [ 3.571119] 35e0: ffff800976c14000 0000000000000030 ffff000009030000 0000000000000000
> [ 3.571121] 3600: ffff800976cb3610 ffff0000084a4a88 ffff800976cb3680 ffff0000084a4e40
> [ 3.571124] 3620: ffff800976c14000 ffff000009030000 ffff000009030a70 0000000000000000
> [ 3.571127] 3640: ffff800976c14000 ffff000008f6d000 0000000000000001 0000000000000100
> [ 3.571129] 3660: ffff80097619ac00 ffff8009761c1800 ffff800976cb3680 ffff000000000030
> [ 3.571132] 3680: ffff800976cb3700 ffff00000854053c ffff800976c14000 ffff000009036350
> [ 3.571134] 36a0: 0000000000000000 0000000000000000 0000000000000001 0000000000000000
> [ 3.571137] 36c0: ffff000008aaab70 ffff000009035000 ffff000008d21718 0000000000000001
> [ 3.571140] 36e0: 0000008000000030 0000008000000030 ffff000009035000 ffff000009031000
> [ 3.571142] 3700: ffff800976cb3730 ffff000008541940 ffff800976c14000 0000000000000000
> [ 3.571145] 3720: 000000000000003e 0000000000000000 ffff800976cb37b0 ffff000008541ee8
> [ 3.571147] 3740: 0000000000000000 0000000000000000 0000000000000000 000000000000003e
> [ 3.571150] 3760: 0000000000000001 ffff000008aaab70 ffff0000090354c0 ffff0000090360f0
> [ 3.571153] 3780: 0000000001d00000 0000000000000000 ffff0000090356e0 0000000000000000
> [ 3.571155] 37a0: 0000000000000001 ffff0000090354d0 ffff800976cb3800 ffff0000084a50c4
> [ 3.571158] 37c0: ffff000009031000 ffff000008f6d000 ffff000008f6d7b0 ffff800976cb39b0
> [ 3.571160] 37e0: ffff000009031000 ffff000008f6d7b0 ffff8009761c1800 ffff8009761c1a98
> [ 3.571163] 3800: ffff800976cb3830 ffff0000084a89ac 0000000000000000 0000000000000000
> [ 3.571166] 3820: ffff000008f6d7b0 0000000000000000 ffff800976cb38b0 ffff0000080d8ea8
> [ 3.571168] 3840: 0000000000000000 00000000fffffffe 0000000000000000 ffff800976cb39b0
> [ 3.571171] 3860: 0000000000000005 0000000000000000 ffff8009761c1810 ffff8009761c1a98
> [ 3.571173] 3880: 0000000001d00000 0000000000000000 ffff000008f6db28 ffff800976f65ac8
> [ 3.571176] 38a0: ffff8009761c1800 ffff000008f6d000 ffff800976cb38f0 ffff0000080d9284
> [ 3.571178] 38c0: ffff000008f6d950 0000000000000005 ffff800976cb39b0 00000000ffffffff
> [ 3.571181] 38e0: 0000000000000000 ffff800976cb39c0 ffff800976cb3930 ffff0000080d92dc
> [ 3.571184] 3900: ffff8009761c1800 0000000000000000 ffff000009032bd8 ffff000008f6d000
> [ 3.571186] 3920: ffff000008f28dc8 ffff0000084ad914 ffff800976cb3940 ffff0000084ab5f4
> [ 3.571189] 3940: ffff800976cb3950 ffff0000084ad968 ffff800976cb3a00 ffff000008587640
> [ 3.571191] 3960: ffff8009764ba000 ffff000008f82000 ffff8009761c1800 0000000000000005
> [ 3.571194] 3980: 0000000000002000 0000000000002000 0000000000000020 ffff8009764ed230
> [ 3.571197] 39a0: 000000000000b06f ffff8009767e1180 ffff8009761c1800 0000100008ad2fd0
> [ 3.571199] 39c0: 0000000000000000 0000040000000000 0000000000000300 0000000000000000
> [ 3.571202] 39e0: 0000000000000000 0000000000000000 0000000000000000 ffff800900000020
> [ 3.571205] 3a00: ffff800976cb3a70 ffff00000866e670 ffff8009764ed000 0000000000000020
> [ 3.571207] 3a20: ffff8009764ba000 ffff8009766b0000 ffff8009766b00d8 ffff8009766b0840
> [ 3.571210] 3a40: 000000000000a16f 0000000000000060 ffff800976cb3a70 0000030000000400
> [ 3.571212] 3a60: 0000030000000400 0000001800000020 ffff800976cb3aa0 ffff00000865dad8
> [ 3.571215] 3a80: ffff8009766b0000 ffff8009766b0890 ffff8009764ed000 ffff8009766b00a8
> [ 3.571218] 3aa0: ffff800976cb3b30 ffff000008590bcc ffff8009764ed000 0000000000000000
> [ 3.571220] 3ac0: ffff000008f82000 0000000000000000 ffff00000903b728 ffff000008f9af08
> [ 3.571223] 3ae0: ffff000008e18230 ffff000008e6f608 ffff000008ed7710 0000000000000000
> [ 3.571225] 3b00: 0000000000000000 0000000000000000 ffffffffffffffff 0000000000030100
> [ 3.571228] 3b20: 000000001feed000 000000001feed01f ffff800976cb3b60 ffff000008592038
> [ 3.571231] 3b40: ffff8009764ed000 ffff80097618a000 0000000000000000 ffff80097618a0a0
> [ 3.571233] 3b60: ffff800976cb3ba0 ffff00000865d2bc 0000000000000000 ffff80097618a000
> [ 3.571236] 3b80: ffff000008f9af08 ffff00000903b718 ffff000008f9ae10 ffff000008e20468
> [ 3.571238] 3ba0: ffff800976cb3be0 ffff000008486c48 ffff80097618a0a0 ffff000008f9af08
> [ 3.571241] 3bc0: ffff80097618a000 ffff000008f9ae78 ffff80097618a000 ffff800976000c00
> [ 3.571244] 3be0: ffff800976cb3c20 ffff000008691604 ffff80097618a0a0 ffff00000903b000
> [ 3.571246] 3c00: 0000000000000000 ffff000008f9ae78 0000000000000000 ffff00000903b000
> [ 3.571249] 3c20: ffff800976cb3c60 ffff00000869175c ffff80097618a0a0 ffff000008f9ae78
> [ 3.571251] 3c40: ffff80097618a100 ffff000008f6b8e8 ffff000008f9c000 ffff0000086916d8
> [ 3.571254] 3c60: ffff800976cb3c90 ffff00000868f5f0 0000000000000000 ffff000008f9ae78
> [ 3.571256] 3c80: ffff0000086916b0 ffff800976cb3ce0 ffff800976cb3cd0 ffff000008690d98
> [ 3.571259] 3ca0: ffff000008f9ae78 ffff800976136400 0000000000000000 00000000ffffffe0
> [ 3.571262] 3cc0: ffff800976f70aa8 ffff80097649dc68 ffff800976cb3ce0 ffff0000086908d8
> [ 3.571264] 3ce0: ffff800976cb3d20 ffff000008691f20 ffff000008f9ae78 ffff000009039000
> [ 3.571267] 3d00: ffff00000903b728 ffff000008f9ae10 ffff000008b1ae48 ffff000008e6f608
> [ 3.571269] 3d20: ffff800976cb3d40 ffff000008485a24 ffff000008b1a000 ffff000009039000
> [ 3.571272] 3d40: ffff800976cb3d50 ffff00000859245c ffff800976cb3d90 ffff000008e4cf7c
> [ 3.571275] 3d60: ffff000008b1a000 ffff000009039000 ffff00000903b000 ffff000008f9ae08
> [ 3.571277] 3d80: ffff800976cb3d90 ffff000008e4cf6c ffff800976cb3dd0 ffff0000080832a8
> [ 3.571280] 3da0: ffff000008e4cd70 ffff800976cb0000 0000000000000000 0000000000000006
> [ 3.571282] 3dc0: ffff000009006000 0000000000000006 ffff800976cb3e40 ffff000008e20d08
> [ 3.571285] 3de0: 0000000000000125 ffff000009006000 ffff000008e6f618 0000000000000006
> [ 3.571288] 3e00: ffff000008ed7000 0000000000000000 ffff000009006000 ffff000008ce2b00
> [ 3.571290] 3e20: 0000000600000006 ffff000008e20468 0000000000000000 ffff000008e18230
> [ 3.571293] 3e40: ffff800976cb3ea0 ffff0000089fd6d0 ffff0000089fd6c0 0000000000000000
> [ 3.571295] 3e60: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571298] 3e80: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571300] 3ea0: 0000000000000000 ffff000008082e90 ffff0000089fd6c0 0000000000000000
> [ 3.571302] 3ec0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571305] 3ee0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571307] 3f00: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571310] 3f20: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571312] 3f40: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571314] 3f60: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571317] 3f80: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571319] 3fa0: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
> [ 3.571322] 3fc0: 0000000000000000 0000000000000005 0000000000000000 0000000000000000
> [ 3.571324] 3fe0: 0000000000000000 0000000000000000 5000008000004000 0400000005004242
> [ 3.571326] Call trace:
> [ 3.571328] Exception stack(0xffff800976cb3180 to 0xffff800976cb32b0)
> [ 3.571331] 3180: ffff800976f67000 0001000000000000 ffff800976cb3350 ffff00000841077c
> [ 3.571334] 31a0: ffff800976cb31d0 ffff0000080e5840 ffff800976ca8000 0000000000004a24
> [ 3.571337] 31c0: ffff800976cb31d0 ffff000008619d0c ffff800976cb3210 ffff0000085bad98
> [ 3.571339] 31e0: 0000000000000010 ffff8009761e1a00 ffff800976cb3318 ffff800976cb3320
> [ 3.571342] 3200: 0000000000000030 00000000000000ff ffff800976cb3220 ffff0000085b948c
> [ 3.571344] 3220: ffff0000091e11d4 ffff8009760f2010 0000000000000010 0000000000000010
> [ 3.571347] 3240: 0000000000000000 00000000ffffffff ffff0000091e11d4 0000000000000000
> [ 3.571349] 3260: 0000000000000000 0000000000000005 0000000000000870 0000000002b68908
> [ 3.571352] 3280: 0000000000000540 ffff8009766b1000 0000030300000326 0000000000000018
> [ 3.571354] 32a0: ffff800976000c00 0000000000000008
> [ 3.571359] [<ffff00000841077c>] __memcpy+0x7c/0x180
> [ 3.571364] [<ffff00000866fcb4>] nv50_fbcon_imageblit+0x204/0x338
> [ 3.571367] [<ffff00000866e2cc>] nouveau_fbcon_imageblit+0x94/0xe0
> [ 3.571372] [<ffff0000084aa794>] soft_cursor+0x15c/0x1e0
> [ 3.571375] [<ffff0000084aa1c4>] bit_cursor+0x4f4/0x538
> [ 3.571379] [<ffff0000084a64d8>] fbcon_cursor+0x128/0x1b0
> [ 3.571383] [<ffff000008540120>] hide_cursor+0x38/0xa0
> [ 3.571385] [<ffff000008540e48>] redraw_screen+0x120/0x228
> [ 3.571389] [<ffff0000084a4a94>] fbcon_prepare_logo+0x394/0x3f8
> [ 3.571392] [<ffff0000084a4e40>] fbcon_init+0x348/0x558
> [ 3.571394] [<ffff00000854053c>] visual_init+0xb4/0x108
> [ 3.571397] [<ffff000008541940>] do_bind_con_driver+0x1b8/0x3a0
> [ 3.571400] [<ffff000008541ee8>] do_take_over_console+0x150/0x1d0
> [ 3.571404] [<ffff0000084a50c4>] do_fbcon_takeover+0x74/0xf8
> [ 3.571407] [<ffff0000084a89ac>] fbcon_event_notify+0x8e4/0x910
> [ 3.571412] [<ffff0000080d8ea8>] notifier_call_chain+0x50/0x90
> [ 3.571415] [<ffff0000080d9284>] __blocking_notifier_call_chain+0x4c/0x90
> [ 3.571418] [<ffff0000080d92dc>] blocking_notifier_call_chain+0x14/0x20
> [ 3.571422] [<ffff0000084ab5f4>] fb_notifier_call_chain+0x1c/0x28
> [ 3.571426] [<ffff0000084ad968>] register_framebuffer+0x1d0/0x2d8
> [ 3.571431] [<ffff000008587640>] drm_fb_helper_initial_config+0x288/0x400
> [ 3.571434] [<ffff00000866e670>] nouveau_fbcon_init+0xf0/0x130
> [ 3.571437] [<ffff00000865dad8>] nouveau_drm_load+0x278/0x8b0
> [ 3.571441] [<ffff000008590bcc>] drm_dev_register+0xbc/0xe0
> [ 3.571444] [<ffff000008592038>] drm_get_pci_dev+0xa0/0x180
> [ 3.571449] [<ffff00000865d2bc>] nouveau_drm_probe+0x17c/0x1d8
> [ 3.571452] [<ffff000008486c48>] pci_device_probe+0xa0/0x118
> [ 3.571457] [<ffff000008691604>] driver_probe_device+0x1fc/0x2a8
> [ 3.571461] [<ffff00000869175c>] __driver_attach+0xac/0xb0
> [ 3.571464] [<ffff00000868f5f0>] bus_for_each_dev+0x60/0xa0
> [ 3.571467] [<ffff000008690d98>] driver_attach+0x20/0x28
> [ 3.571471] [<ffff0000086908d8>] bus_add_driver+0x110/0x230
> [ 3.571474] [<ffff000008691f20>] driver_register+0x60/0xf8
> [ 3.571479] [<ffff000008485a24>] __pci_register_driver+0x3c/0x48
> [ 3.571483] [<ffff00000859245c>] drm_pci_init+0xf4/0x120
> [ 3.571489] [<ffff000008e4cf7c>] nouveau_drm_init+0x20c/0x220
> [ 3.571493] [<ffff0000080832a8>] do_one_initcall+0x38/0x128
> [ 3.571497] [<ffff000008e20d08>] kernel_init_freeable+0x1a4/0x248
> [ 3.571501] [<ffff0000089fd6d0>] kernel_init+0x10/0x100
> [ 3.571504] [<ffff000008082e90>] ret_from_fork+0x10/0x40
> [ 3.571508] Code: a88120c7 a8c12027 a88120c7 a8c12027 (a88120c7)
> [ 3.571522] ---[ end trace f2d2aa5ed205e329 ]---
> [ 3.571531] Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
> [ 3.571531]
> [ 3.571533] SMP: stopping secondary CPUs
> [ 3.571539] Kernel Offset: disabled
> [ 3.571541] Memory Limit: none
> [ 157.470019] ---[ end Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
> [ 157.470019]

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