https://bugzilla.kernel.org/show_bug.cgi?id=201837

Bug ID: 201837 Summary: nouveau 0000:01:00.0: gr: TRAP ch 4 [00ff85a000 X[3808]] Product: Drivers Version: 2.5 Kernel Version: 4.19.5 Hardware: All OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) Assignee: drivers_video-dri@kernel-bugs.osdl.org Reporter: marc@osknowledge.org Regression: No

/var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : [ 1207.767014] nouveau 0000:01:00.0: gr: TRAP ch 4 [00ff85a000 X[3808]] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : [ 1207.767023] nouveau 0000:01:00.0: gr: GPC0/TPC0/MP trap: global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : [ 1207.767029] nouveau 0000:01:00.0: gr: GPC0/TPC1/MP trap: global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : [ 1207.767035] nouveau 0000:01:00.0: gr: GPC0/TPC2/MP trap: global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : [ 1207.767040] nouveau 0000:01:00.0: gr: GPC0/TPC3/MP trap: global 00000000 [] warp 3f000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : nouveau 0000:01:00.0: gr: TRAP ch 4 [00ff85a000 X[3808]] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : nouveau 0000:01:00.0: gr: GPC0/TPC0/MP trap: global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : nouveau 0000:01:00.0: gr: GPC0/TPC1/MP trap: global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : nouveau 0000:01:00.0: gr: GPC0/TPC2/MP trap: global 00000004 [MULTIPLE_WARP_ERRORS] warp 3e000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:44] err kern 03 kernel : nouveau 0000:01:00.0: gr: GPC0/TPC3/MP trap: global 00000000 [] warp 3f000d [OOR_REG] /var/log/debug-20181202.gz:[2018-12-01 17:13:49] err kern 03 kernel : nouveau 0000:01:00.0: fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT] /var/log/debug-20181202.gz:[2018-12-01 17:13:49] notice kern 05 kernel : nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery /var/log/debug-20181202.gz:[2018-12-01 17:13:49] notice kern 05 kernel : nouveau 0000:01:00.0: fifo: channel 4: killed /var/log/debug-20181202.gz:[2018-12-01 17:13:49] notice kern 05 kernel : nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery /var/log/debug-20181202.gz:[2018-12-01 17:13:49] warning kern 04 kernel : nouveau 0000:01:00.0: X[3808]: channel 4 killed! /var/log/debug-20181202.gz:[2018-12-01 17:13:49] err kern 03 kernel : [ 1212.066203] nouveau 0000:01:00.0: fifo: SCHED_ERROR 0a [CTXSW_TIMEOUT] /var/log/debug-20181202.gz:[2018-12-01 17:13:49] notice kern 05 kernel : [ 1212.066211] nouveau 0000:01:00.0: fifo: runlist 0: scheduled for recovery /var/log/debug-20181202.gz:[2018-12-01 17:13:49] notice kern 05 kernel : [ 1212.066217] nouveau 0000:01:00.0: fifo: channel 4: killed /var/log/debug-20181202.gz:[2018-12-01 17:13:49] notice kern 05 kernel : [ 1212.066224] nouveau 0000:01:00.0: fifo: engine 0: scheduled for recovery /var/log/debug-20181202.gz:[2018-12-01 17:13:49] warning kern 04 kernel : [ 1212.066550] nouveau 0000:01:00.0: X[3808]: channel 4 killed!

Hardware is

01:00.0 VGA compatible controller: NVIDIA Corporation GM107GLM [Quadro M2000M] (rev a2) (prog-if 00 [VGA controller]) Subsystem: Lenovo GM107GLM [Quadro M2000M] Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- DisINTx+ Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=fast >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx- Latency: 0 Interrupt: pin A routed to IRQ 121 Region 0: Memory at c2000000 (32-bit, non-prefetchable) [size=16M] Region 1: Memory at b0000000 (64-bit, prefetchable) [size=256M] Region 3: Memory at c0000000 (64-bit, prefetchable) [size=32M] Region 5: I/O ports at 4000 [size=128] Expansion ROM at c3080000 [disabled] [size=512K] Capabilities: [60] Power Management version 3 Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA PME(D0-,D1-,D2-,D3hot-,D3cold-) Status: D0 NoSoftRst+ PME-Enable- DSel=0 DScale=0 PME- Capabilities: [68] MSI: Enable+ Count=1/1 Maskable- 64bit+ Address: 00000000fee00238 Data: 0000 Capabilities: [78] Express (v2) Endpoint, MSI 00 DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s unlimited, L1 <64us ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset- SlotPowerLimit 75.000W DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+ MaxPayload 256 bytes, MaxReadReq 512 bytes DevSta: CorrErr- UncorrErr- FatalErr- UnsuppReq- AuxPwr- TransPend+ LnkCap: Port #0, Speed 8GT/s, Width x16, ASPM L0s L1, Exit Latency L0s <512ns, L1 <4us ClockPM+ Surprise- LLActRep- BwNot- ASPMOptComp+ LnkCtl: ASPM Disabled; RCB 64 bytes Disabled- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed 2.5GT/s, Width x16, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- DevCap2: Completion Timeout: Range AB, TimeoutDis+, LTR+, OBFF Via message AtomicOpsCap: 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR+, OBFF Disabled AtomicOpsCtl: ReqEn- LnkCtl2: Target Link Speed: 8GT/s, EnterCompliance- SpeedDis- Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- LnkSta2: Current De-emphasis Level: -3.5dB, EqualizationComplete+, EqualizationPhase1+ EqualizationPhase2+, EqualizationPhase3+, LinkEqualizationRequest- Kernel driver in use: nouveau