DSP FW Oops during an "aplay+S3" stress test #985
Description
Essentially with the tip of the ipc-timeout branch with a couple added debug prints and with a fixed version of #977 I've got the following DSP Oops on iteration 439 (out of planned 500):
[ 4128.444477] Restarting tasks ...
[ 4128.446727] sof-audio-pci 0000:00:1f.3: pcm: prepare stream 0 dir 0
[ 4128.446733] sof-audio-pci 0000:00:1f.3: pcm: hw params stream 0 dir 0
[ 4128.446762] sof-audio-pci 0000:00:1f.3: period_bytes:0x3fc0
[ 4128.446765] sof-audio-pci 0000:00:1f.3: periods:4
[ 4128.446788] sof-audio-pci 0000:00:1f.3: stream_tag 1
[ 4128.446838] sof-audio-pci 0000:00:1f.3: ipc tx: 0x60010000: GLB_STREAM_MSG: PCM_PARAMS
[ 4128.447001] sof-audio-pci 0000:00:1f.3: ipc tx succeeded: 0x60010000: GLB_STREAM_MSG: PCM_PARAMS
[ 4128.447009] sof-audio-pci 0000:00:1f.3: pcm: stream dir 0, posn mailbox offset is 790528
[ 4128.447286] sof-audio-pci 0000:00:1f.3: pcm: trigger stream 0 dir 0 cmd 1
[ 4128.447297] sof-audio-pci 0000:00:1f.3: ipc tx: 0x60040000: GLB_STREAM_MSG: TRIG_START
[ 4128.447895] sof-audio-pci 0000:00:1f.3: ipc tx succeeded: 0x60040000: GLB_STREAM_MSG: TRIG_START
[ 4128.447911] sof-audio-pci 0000:00:1f.3: In hda_link_pcm_trigger cmd=1
[ 4128.451896] done.
[ 4128.452194] wlp0s20f3: authenticate with 9c:c7:a6:78:3a:ca
[ 4128.455374] wlp0s20f3: send auth to 9c:c7:a6:78:3a:ca (try 1/3)
[ 4128.481676] PM: suspend exit
[ 4128.494967] wlp0s20f3: authenticated
[ 4128.495428] wlp0s20f3: associate with 9c:c7:a6:78:3a:ca (try 1/3)
[ 4128.500507] wlp0s20f3: RX AssocResp from 9c:c7:a6:78:3a:ca (capab=0x431 status=0 aid=3)
[ 4128.504827] wlp0s20f3: associated
[ 4130.169738] sof-audio-pci 0000:00:1f.3: pcm: trigger stream 0 dir 0 cmd 0
[ 4130.169751] sof-audio-pci 0000:00:1f.3: ipc tx: 0x60050000: GLB_STREAM_MSG: TRIG_STOP
[ 4130.473565] sof-audio-pci 0000:00:1f.3: error: ipc timed out for 0x60050000 size 12
[ 4130.473578] sof-audio-pci 0000:00:1f.3: unknown ROM status value 00000050
[ 4130.473668] sof-audio-pci 0000:00:1f.3: error: runtime exception
[ 4130.473672] sof-audio-pci 0000:00:1f.3: error: trace point 00000066
[ 4130.473676] sof-audio-pci 0000:00:1f.3: error: panic at :0
[ 4130.473680] sof-audio-pci 0000:00:1f.3: error: DSP Firmware Oops
[ 4130.473684] sof-audio-pci 0000:00:1f.3: error: Exception Cause: LoadStorePIFDataErrorCause, Synchronous PIF data error during LoadStore access
[ 4130.473689] sof-audio-pci 0000:00:1f.3: EXCCAUSE 0x0000000d EXCVADDR 0x000723e0 PS 0x00060025 SAR 0x00000000
[ 4130.473693] sof-audio-pci 0000:00:1f.3: EPC1 0xbe04c296 EPC2 0xbe05690b EPC3 0xbe0548d6 EPC4 0x00000000
[ 4130.473697] sof-audio-pci 0000:00:1f.3: EPC5 0x00000000 EPC6 0x00000000 EPC7 0x00000000 DEPC 0x00000000
[ 4130.473701] sof-audio-pci 0000:00:1f.3: EPS2 0x00060520 EPS3 0x00060022 EPS4 0x00000000 EPS5 0x00000000
[ 4130.473705] sof-audio-pci 0000:00:1f.3: EPS6 0x00000000 EPS7 0x00000000 INTENABL 0x00000000 INTERRU 0x00000222
[ 4130.473708] sof-audio-pci 0000:00:1f.3: stack dump from 0xbe2eca30
[ 4130.473714] sof-audio-pci 0000:00:1f.3: 0xbe2eca30: be00ea00 00000000 000002b0 00000024
[ 4130.473719] sof-audio-pci 0000:00:1f.3: 0xbe2eca34: be04c296 00060135 0000000a 00000000
[ 4130.473724] sof-audio-pci 0000:00:1f.3: 0xbe2eca38: 19246300 1be38ca5 5bd0b4a8 ffff8f78
[ 4130.473728] sof-audio-pci 0000:00:1f.3: 0xbe2eca3c: 51206200 ffff8f78 b8ca2fb0 ffffffff
[ 4130.473732] sof-audio-pci 0000:00:1f.3: 0xbe2eca40: 434b7cb8 ffff9a96 434b7cc4 ffff9a96
[ 4130.473737] sof-audio-pci 0000:00:1f.3: 0xbe2eca44: 5d1ef028 ffff8f78 5d30c000 ffff8f78
[ 4130.473741] sof-audio-pci 0000:00:1f.3: 0xbe2eca48: 5d30c6b8 ffff8f78 59e3b200 ffff8f78
[ 4130.473745] sof-audio-pci 0000:00:1f.3: 0xbe2eca4c: 59e3b200 ffff8f78 00000000 00000000
[ 4130.473752] sof-audio-pci 0000:00:1f.3: error: host status 0x00000000 dsp status 0x00000000 mask 0x00000003
[ 4130.473756] sof-audio-pci 0000:00:1f.3: error: waking up any trace sleepers
[ 4130.473763] HDA Analog: ASoC: trigger FE failed -110