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Intermittent page fault/device lost errors #987

Description

@clee

Pre-submission Checklist

  • I am using the latest GPU driver version (releases)
  • I have searched for similar issues and found none

GPU Hardware

Intel Arc Pro B70

DRI Devices Information

$ ls -ls /dev/dri/*  
0 crw-rw----+ 1 root video  226,   0 Aug 31 19:00 /dev/dri/card0
0 crw-rw----+ 1 root render 226, 128 Aug 31 19:00 /dev/dri/renderD128

/dev/dri/by-path:
total 0
0 lrwxrwxrwx 1 root root  8 Aug 31 19:00 pci-0000:0b:00.0-card -> ../card0
0 lrwxrwxrwx 1 root root 13 Aug 31 19:00 pci-0000:0b:00.0-render -> ../renderD128

GPU Detailed Information (lspci output)

$ sudo lspci -vvv -k -s 0000:0b:00.0
0b:00.0 VGA compatible controller: Intel Corporation Battlemage G31 [Arc Pro B70] (prog-if 00 [VGA controller])
        Subsystem: Intel Corporation Device 1701
        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, Cache Line Size: 64 bytes
        Interrupt: pin ? routed to IRQ 82
        Region 0: Memory at 27fb000000 (64-bit, prefetchable) [size=16M]
        Region 2: Memory at 2800000000 (64-bit, prefetchable) [size=32G]
        Expansion ROM at fc200000 [disabled] [size=2M]
        Capabilities: [40] Vendor Specific Information: Len=0c <?>
        Capabilities: [70] Express (v2) Endpoint, IntMsgNum 0
                DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s unlimited, L1 unlimited
                        ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset+ SlotPowerLimit 0W TEE-IO-
                DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq-
                        RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+ FLReset-
                        MaxPayload 256 bytes, MaxReadReq 512 bytes
                DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- TransPend-
                LnkCap: Port #0, Speed 2.5GT/s, Width x1, ASPM L0s L1, Exit Latency L0s <64ns, L1 <1us
                        ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+
                LnkCtl: ASPM Disabled; RCB 64 bytes, LnkDisable- CommClk-
                        ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt-
                LnkSta: Speed 2.5GT/s, Width x1
                        TrErr- Train- SlotClk- DLActive- BWMgmt- ABWMgmt-
                DevCap2: Completion Timeout: Range B, TimeoutDis+ NROPrPrP- LTR+
                         10BitTagComp+ 10BitTagReq+ OBFF Not Supported, ExtFmt+ EETLPPrefix-
                         EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit-
                         FRS- TPHComp- ExtTPHComp-
                         AtomicOpsCap: 32bit- 64bit- 128bitCAS-
                DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-
                         AtomicOpsCtl: ReqEn-
                         IDOReq- IDOCompl- LTR+ EmergencyPowerReductionReq-
                         10BitTagReq- OBFF Disabled, EETLPPrefixBlk-
                LnkCap2: Supported Link Speeds: 2.5GT/s, Crosslink- Retimer- 2Retimers- DRS-
                LnkCtl2: Target Link Speed: 2.5GT/s, EnterCompliance- SpeedDis-
                         Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS-
                         Compliance Preset/De-emphasis: -6dB de-emphasis, 0dB preshoot
                LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete- EqualizationPhase1-
                         EqualizationPhase2- EqualizationPhase3- LinkEqualizationRequest-
                         Retimer- 2Retimers- CrosslinkRes: unsupported
        Capabilities: [ac] MSI: Enable+ Count=1/1 Maskable+ 64bit+
                Address: 00000000fee0b000  Data: 0022
                Masking: 00000000  Pending: 00000000
        Capabilities: [d0] 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: [100 v1] Alternative Routing-ID Interpretation (ARI)
                ARICap: MFVC- ACS-, Next Function: 0
                ARICtl: MFVC- ACS-, Function Group: 0
        Capabilities: [110 v1] Null
        Capabilities: [200 v1] Address Translation Service (ATS)
                ATSCap: Invalidate Queue Depth: 00
                ATSCtl: Enable-, Smallest Translation Unit: 00
        Capabilities: [420 v1] Physical Resizable BAR
                BAR 2: current size: 32GB, supported: 256MB 512MB 1GB 2GB 4GB 8GB 16GB 32GB
        Capabilities: [220 v1] Virtual Resizable BAR
                BAR 2: current size: 8GB, supported: 256MB 512MB 1GB 2GB 4GB 8GB 16GB 32GB
        Capabilities: [320 v1] Single Root I/O Virtualization (SR-IOV)
                IOVCap: Migration- 10BitTagReq+ IntMsgNum 0
                IOVCtl: Enable- Migration- Interrupt- MSE- ARIHierarchy+ 10BitTagReq-
                IOVSta: Migration-
                Initial VFs: 4, Total VFs: 4, Number of VFs: 0, Function Dependency Link: 00
                VF offset: 1, stride: 1, Device ID: e223
                Supported Page Size: 00000553, System Page Size: 00000001
                Region 0: Memory at 00000027fc000000 (64-bit, prefetchable)
                Region 2: Memory at 0000003000000000 (64-bit, prefetchable)
                VF Migration: offset: 00000000, BIR: 0
        Capabilities: [400 v1] Latency Tolerance Reporting
                Max snoop latency: 1048576ns
                Max no snoop latency: 1048576ns
        Kernel driver in use: xe
        Kernel modules: xe

Driver Version

26.31.39395.13

Installed GPU Driver Packages

$ dpkg -l | grep 'igc|gmm|opencl|level.zero|libze|ocloc'
ii  level-zero                                     1.26.0                                   amd64        oneAPI Level Zero
ii  libclc-21                                      1:21.1.8-7                               all          OpenCL C language implementation - platform support
ii  libclc-21-dev                                  1:21.1.8-7                               all          OpenCL C language implementation - development files
ii  libigc1:amd64                                  1.0.17791.18+1-3                         amd64        Intel graphics compiler for OpenCL -- core libs
ii  libigc2:amd64                                  2.28.4-4                                 amd64        Intel graphics compiler for OpenCL -- core libs
ii  libigdfcl1:amd64                               1.0.17791.18+1-3                         amd64        Intel graphics compiler for OpenCL -- OpenCL library
ii  libigdfcl2:amd64                               2.28.4-4                                 amd64        Intel graphics compiler for OpenCL -- OpenCL library
ii  libigdgmm12:amd64                              22.10.0                                  amd64        Intel Graphics Memory Management Library -- shared library
ii  libze-dev:amd64                                1.20.6-1                                 amd64        oneAPI Level Zero -- development files
ii  libze-intel-gpu-legacy1-1                      24.35.30872.45-1                         amd64        Intel oneAPI L0 support implementation for Intel legacy GPUs
ii  libze-intel-gpu1                               26.31.39395.13-0                         amd64        Intel(R) Graphics Compute Runtime for oneAPI Level Zero.
ri  libze1:amd64                                   1.20.6-1                                 amd64        oneAPI Level Zero -- share libraries
ii  libzen0t64:amd64                               0.4.41-2.1+b1                            amd64        ZenLib C++ utility library -- runtime
ii  mesa-opencl-icd:amd64                          26.1.4-1                                 amd64        free implementation of the OpenCL API -- ICD runtime
ii  ocl-icd-libopencl1:amd64                       2.3.3-1                                  amd64        Generic OpenCL ICD Loader
ii  ocl-icd-libopencl1:i386                        2.3.3-1                                  i386         Generic OpenCL ICD Loader
ii  ocl-icd-opencl-dev:amd64                       2.3.3-1                                  amd64        OpenCL development files
ii  opencl-c-headers                               3.0~2024.10.24-2                         all          OpenCL (Open Computing Language) C header files
ii  opencl-clhpp-headers                           3.0~2024.10.24-2                         all          C++ headers for OpenCL development
ii  opencl-headers                                 3.0~2024.10.24-2                         all          OpenCL (Open Computing Language) header files

Driver Installation Details

  1. Installed from the latest release from this github repo
  2. Downloaded DPKG files and installed via apt

Linux Distribution

Other (please specify below)

Other Linux Distribution

Debian 13

Kernel Version & Boot Parameters

$ uname -r
7.1.6+deb14-amd64

$ cat /proc/cmdline
initrd=\0ef4ac2994a74d269d2edfcd92e65113\7.1.6+deb14-amd64\initrd.img-7.1.6+deb14-amd64 root=ZFS=rpool/buster/debian-1 ro quiet clearcpuid=514 amd_iommu=1 iommu=pt nouveau.config=NvGspRm=1 systemd.machine_id=0ef4ac2994a74d269d2edfcd92e65113

$ lsmod | rg 'i915|xe'
xe                   4608000  10
intel_vsec             28672  2 pmt_telemetry,xe
drm_gpuvm              57344  1 xe
configfs               65536  2 xe
drm_gpusvm_helper      61440  1 xe
drm_buddy              12288  1 xe
gpu_sched              69632  1 xe
drm_ttm_helper         20480  1 xe
ttm                   159744  2 drm_ttm_helper,xe
video                  81920  1 xe
drm_exec               12288  2 drm_gpuvm,xe
i2c_algo_bit           16384  1 xe
drm_suballoc_helper    24576  1 xe
drm_display_helper    311296  1 xe
cec                    81920  2 drm_display_helper,xe
drm_client_lib         16384  1 xe
drm_kms_helper        266240  4 drm_display_helper,drm_ttm_helper,drm_client_lib,xe
drm                   929792  17 gpu_sched,drm_kms_helper,drm_exec,drm_gpuvm,drm_suballoc_helper,drm_display_helper,drm_buddy,drm_gpusvm_helper,drm_ttm_helper,drm_client_lib,xe,ttm

Actual Behavior

I've written up a gist with a minimal repro that showcases the hang between 15-45% of the time for me. Full details at https://gist.github.com/clee/6d721b381c4a744aab90739a02a4e378

Short version: Using only liblz and ngen, sometimes my code works when trying to access memory and sometimes it causes DEVICE_LOST.

Expected Behavior

The program should never crash with DEVICE_LOST.

Reproduction Rate

Rarely reproduces ~ 26% - 49%

Steps to Reproduce

Please see the full gist.

Is this a regression?

  • Yes, this is a regression - functionality that previously worked is now broken

Last Known Working Driver Version

No response

First Known Failing Driver Version

No response

API Call Logs

No response

strace Logs

No response

System Logs / dmesg Output

$ sudo dmesg | grep -i -E 'xe|drm|gpu'
[   79.482080] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482088] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482115] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482124] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482128] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482142] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482145] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482154] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482163] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482167] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482177] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482192] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482200] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482204] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482208] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482211] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482229] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482243] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482254] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482260] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482265] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482268] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482292] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482296] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482316] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482319] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482323] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482325] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482351] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482354] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482391] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482394] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482399] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482404] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482450] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482469] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482511] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482517] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482522] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482525] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482558] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482589] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482692] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482695] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482699] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482701] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482724] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482727] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482749] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482752] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482756] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482758] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482781] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482784] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482803] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482806] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482810] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482813] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482840] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482842] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482859] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482862] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482865] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482868] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482887] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482904] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482910] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482913] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482917] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482919] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482938] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482958] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.482964] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482967] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482971] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.482974] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.482997] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483013] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483019] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483021] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483025] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483028] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483049] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483067] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483073] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483076] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483080] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483083] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483114] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483117] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483126] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483129] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483132] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483135] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483181] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483201] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine memory CAT error [18]: class=ccs, logical_mask: 0x1, guc_id=11
[   79.483229] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483232] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.483249] xe 0000:0b:00.0: [drm] Tile0: GT0:
[   79.483252] xe 0000:0b:00.0: [drm] Tile0: GT0: Fault response: Unsuccessful -EIO
[   79.484524] xe 0000:0b:00.0: [drm] Tile0: GT0: Engine reset: engine_class=ccs, logical_mask: 0x1, guc_id=11, state=0x
249
[   79.484530] xe 0000:0b:00.0: [drm] Tile0: GT0: Timedout job: seqno=4294967169, lrc_seqno=4294967169, guc_id=11, flags
=0x20 in pte_flake_repro [9636]
[   79.523205] xe 0000:0b:00.0: [drm] Xe device coredump has been created
[   79.523207] xe 0000:0b:00.0: [drm] Check your /sys/class/drm/card0/device/devcoredump/data
[   81.533690] xe 0000:0b:00.0: [drm] exec queue reset detected

Backtrace (if crash or hang occurred)

No response

Source Code / Reproducer

https://gist.github.com/clee/6d721b381c4a744aab90739a02a4e378

Command Line / Application Details

c++ -std=c++17 -O2 pte_flake_repro.cpp -lze_loader -o pte_flake_repro
./pte_flake_repro # (repeatedly)

oneAPI Version (if applicable)

N/A

Screenshots / Video

No response

Additional Notes

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    OS: LinuxIssue specific to Linux distributions (Ubuntu, Fedora, RHEL, etc.)Type: BugGeneral bug report, unexpected behavior or crash

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