#11675: ffplay causes amdgpu driver crash
-------------------------------------+-------------------------------------
             Reporter:  Maxim        |                    Owner:  (none)
  Cournoyer                          |
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:
                                     |  undetermined
              Version:  unspecified  |               Resolution:
             Keywords:  crash        |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
Comment (by Maxim Cournoyer):

 Content of dmesg when amdgpu crashes:
 {{{
 [281546.646435] gmc_v10_0_process_interrupt: 597 callbacks suppressed
 [281546.646440] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646446] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646447] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104782000 from client 0x1b (UTCL2)
 [281546.646449] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281546.646449] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281546.646450] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281546.646451] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281546.646451] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281546.646452] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281546.646452] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281546.646456] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646457] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646458] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104783000 from client 0x1b (UTCL2)
 [281546.646458] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281546.646459] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281546.646460] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281546.646460] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281546.646460] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281546.646461] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281546.646461] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281546.646464] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646465] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646466] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104785000 from client 0x1b (UTCL2)
 [281546.646469] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646470] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646470] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104786000 from client 0x1b (UTCL2)
 [281546.646474] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646474] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646475] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104780000 from client 0x1b (UTCL2)
 [281546.646478] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646479] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646479] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104781000 from client 0x1b (UTCL2)
 [281546.646482] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646483] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646483] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104787000 from client 0x1b (UTCL2)
 [281546.646487] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646487] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646488] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104784000 from client 0x1b (UTCL2)
 [281546.646491] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646492] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646492] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104788000 from client 0x1b (UTCL2)
 [281546.646495] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281546.646496] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281546.646496] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104789000 from client 0x1b (UTCL2)
 [281556.723213] amdgpu 0000:0b:00.0: amdgpu: Dumping IP State
 [281556.723943] amdgpu 0000:0b:00.0: amdgpu: Dumping IP State Completed
 [281556.724038] gmc_v10_0_process_interrupt: 91 callbacks suppressed
 [281556.724044] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724052] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724055] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104780000 from client 0x1b (UTCL2)
 [281556.724058] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724060] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724061] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724063] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724064] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724065] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724066] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724070] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724072] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724074] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104786000 from client 0x1b (UTCL2)
 [281556.724076] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724077] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724078] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724079] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724080] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724081] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724081] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724084] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724085] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724086] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104785000 from client 0x1b (UTCL2)
 [281556.724087] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724088] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724089] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724090] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724091] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724092] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724093] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724095] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724096] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724097] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104787000 from client 0x1b (UTCL2)
 [281556.724098] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724099] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724100] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724101] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724102] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724103] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724104] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724106] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724107] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724108] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104781000 from client 0x1b (UTCL2)
 [281556.724109] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724110] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724111] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724112] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724113] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724114] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724115] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724118] amdgpu 0000:0b:00.0: amdgpu: ring gfx_0.0.0 timeout, but
 soft recovered
 [281556.724126] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724127] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724129] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104782000 from client 0x1b (UTCL2)
 [281556.724130] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724131] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724132] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724133] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724134] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724134] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724135] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724137] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724139] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724140] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104788000 from client 0x1b (UTCL2)
 [281556.724141] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724142] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724143] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724144] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724145] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724145] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724146] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724148] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724149] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724151] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104789000 from client 0x1b (UTCL2)
 [281556.724152] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701031
 [281556.724153] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724154] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x1
 [281556.724154] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724155] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724156] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724157] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724159] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724160] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724161] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x0000800104783000 from client 0x1b (UTCL2)
 [281556.724163] amdgpu 0000:0b:00.0: amdgpu:
 GCVM_L2_PROTECTION_FAULT_STATUS:0x00701030
 [281556.724163] amdgpu 0000:0b:00.0: amdgpu:     Faulty UTCL2 client ID:
 TCP (0x8)
 [281556.724164] amdgpu 0000:0b:00.0: amdgpu:     MORE_FAULTS: 0x0
 [281556.724165] amdgpu 0000:0b:00.0: amdgpu:     WALKER_ERROR: 0x0
 [281556.724166] amdgpu 0000:0b:00.0: amdgpu:     PERMISSION_FAULTS: 0x3
 [281556.724167] amdgpu 0000:0b:00.0: amdgpu:     MAPPING_ERROR: 0x0
 [281556.724168] amdgpu 0000:0b:00.0: amdgpu:     RW: 0x0
 [281556.724171] amdgpu 0000:0b:00.0: amdgpu: [gfxhub] page fault (src_id:0
 ring:24 vmid:7 pasid:32772)
 [281556.724172] amdgpu 0000:0b:00.0: amdgpu:  in process ffplay pid 12962
 thread ffplay pid 12962
 [281556.724173] amdgpu 0000:0b:00.0: amdgpu:   in page starting at address
 0x000080010478a000 from client 0x1b (UTCL2)
 [281556.727198] amdgpu 0000:0b:00.0: amdgpu: Dumping IP State
 [281556.727906] amdgpu 0000:0b:00.0: amdgpu: Dumping IP State Completed
 [281556.737912] amdgpu 0000:0b:00.0: amdgpu: ring gfx_0.1.0 timeout,
 signaled seq=7124582, emitted seq=7124584
 [281556.737915] amdgpu 0000:0b:00.0: amdgpu: Process information: process
 .gnome-shell-re pid 29867 thread gnome-shel:cs0 pid 29886
 [281556.737916] amdgpu 0000:0b:00.0: amdgpu: Starting gfx_0.1.0 ring reset
 [281556.921343] amdgpu 0000:0b:00.0: amdgpu: Ring gfx_0.1.0 reset failure
 [281556.921350] amdgpu 0000:0b:00.0: amdgpu: GPU reset begin!
 }}}
-- 
Ticket URL: <https://trac.ffmpeg.org/ticket/11675#comment:1>
FFmpeg <https://ffmpeg.org>
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