https://bugzilla.kernel.org/show_bug.cgi?id=213983 Bug ID: 213983 Summary: WARNING: CPU: 3 PID: 520 at drivers/gpu/drm/ttm/ttm_bo.c:409 ttm_bo_release+0x7a/0x803 [ttm] Product: Drivers Version: 2.5 Kernel Version: 5.14-rc4 Hardware: All OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: Video(DRI - non Intel) Assignee: drivers_video-dri@xxxxxxxxxxxxxxxxxxxx Reporter: erhard_f@xxxxxxxxxxx Regression: No Created attachment 298221 --> https://bugzilla.kernel.org/attachment.cgi?id=298221&action=edit kernel dmesg (5.14-rc4, AMD A10-7860K) System was running fine for hours but got this at reboot: [...] [35939.202358] ------------[ cut here ]------------ [35939.202603] WARNING: CPU: 3 PID: 520 at drivers/gpu/drm/ttm/ttm_bo.c:409 ttm_bo_release+0x7a/0x803 [ttm] [35939.202870] Modules linked in: rfkill dm_crypt nhpoly1305_sse2 nhpoly1305 chacha_generic chacha_x86_64 libchacha adiantum libpoly1305 algif_skcipher input_leds joydev led_class dm_mod hid_generic usbhid hid raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx amdgpu md_mod evdev f2fs crc32_generic lz4hc_compress lz4_compress lz4_decompress edac_mce_amd crc32_pclmul ext4 crc16 mbcache jbd2 ohci_pci snd_hda_codec_hdmi drm_ttm_helper ttm aesni_intel snd_hda_intel mfd_core libaes crypto_simd cryptd gpu_sched snd_intel_dspcfg i2c_algo_bit k10temp snd_hda_codec fam15h_power i2c_piix4 snd_hwdep drm_kms_helper snd_hda_core ohci_hcd cfbfillrect ehci_pci xhci_pci xhci_hcd ehci_hcd syscopyarea cfbimgblt snd_pcm sysfillrect sysimgblt usbcore fb_sys_fops snd_timer cfbcopyarea usb_common snd soundcore video acpi_cpufreq processor button zram nct6775 zsmalloc hwmon_vid hwmon drm nfsd fb fuse font fbdev auth_rpcgss drm_panel_orientation_quirks backlight lockd grace configfs sunrpc [35939.203200] efivarfs [35939.205121] CPU: 3 PID: 520 Comm: X Not tainted 5.14.0-rc4-bdver3 #2 [35939.212327] Hardware name: To Be Filled By O.E.M. To Be Filled By O.E.M./A88M-G/3.1, BIOS P1.40C 11/21/2016 [35939.219364] RIP: 0010:ttm_bo_release+0x7a/0x803 [ttm] [35939.219387] Code: e0 2a 48 c1 ea 03 8a 14 02 48 8b 04 24 83 e0 07 83 c0 03 38 d0 7c 0d 84 d2 74 09 48 8b 3c 24 e8 99 eb 7c dd 83 7b 4c 00 74 02 <0f> 0b 48 8d 43 18 48 89 c2 48 89 44 24 10 b8 ff ff 37 00 48 c1 ea [35939.230367] RSP: 0018:ffffc900050dfb08 EFLAGS: 00010202 [35939.230376] RAX: 0000000000000007 RBX: ffff8881716441f0 RCX: ffff8881716441f0 [35939.230381] RDX: 1ffff1102e2c8800 RSI: 0000000000000004 RDI: ffff8881716441f0 [35939.230387] RBP: ffff8881716441d8 R08: 0000000000000001 R09: ffffed102e2c883f [35939.230391] R10: ffff8881716441f3 R11: ffffffffc0b6a201 R12: ffff888115000010 [35939.264555] R13: ffff888115005608 R14: ffff888171644058 R15: ffffffff9f5cf160 [35939.264564] FS: 00007fe7325f9980(0000) GS:ffff8883e0580000(0000) knlGS:0000000000000000 [35939.264572] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [35939.264579] CR2: 00007fe73190d0e8 CR3: 0000000141978000 CR4: 00000000000506e0 [35939.264586] Call Trace: [35939.264591] ? fsnotify_grab_connector+0x8c/0x93 [35939.264608] amdgpu_bo_unref+0x30/0x57 [amdgpu] [35939.318763] amdgpu_gem_object_free+0x69/0x95 [amdgpu] [35939.319132] ? list_add+0xd1/0xd1 [amdgpu] [35939.319478] ? test_bit+0x1d/0x27 [35939.319489] drm_gem_dmabuf_release+0x5b/0x67 [drm] [35939.319551] dma_buf_release+0x113/0x1b6 [35939.319563] __dentry_kill+0x29e/0x302 [35939.319573] dput+0x184/0x1c3 [35939.319582] __fput+0x4dc/0x598 [35939.319590] task_work_run+0xfa/0x118 [35939.319599] do_exit+0x984/0x17ba [35939.319609] ? mm_update_next_owner+0x3fd/0x3fd [35939.319619] do_group_exit+0x229/0x229 [35939.319627] __x64_sys_exit_group+0x39/0x39 [35939.319635] do_syscall_64+0x75/0x88 [35939.319649] ? do_syscall_64+0xe/0x88 [35939.319658] entry_SYSCALL_64_after_hwframe+0x44/0xae [35939.319668] RIP: 0033:0x7fe731edd459 [35939.319676] Code: Unable to access opcode bytes at RIP 0x7fe731edd42f. [35939.319680] RSP: 002b:00007ffc8d3e1298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [35939.319691] RAX: ffffffffffffffda RBX: 00007fe731fc6920 RCX: 00007fe731edd459 [35939.319698] RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000 [35939.319704] RBP: 00007fe731fc6920 R08: fffffffffffffd40 R09: 00005630715eb7c0 [35939.319711] R10: 00007fe710db0a14 R11: 0000000000000246 R12: 0000000000000000 [35939.319716] R13: 0000000000000000 R14: 0000000000000668 R15: 0000000000000000 [35939.319724] ---[ end trace 0f92591c8b7a0f11 ]--- # inxi -bZ System: Kernel: 5.14.0-rc4-bdver3 x86_64 bits: 64 Desktop: MATE 1.24.1 Distro: Gentoo Base System release 2.7 Machine: Type: Desktop Mobo: ASRock model: A88M-G/3.1 serial: <superuser/root required> UEFI: American Megatrends v: P1.40C date: 11/21/2016 CPU: Info: Quad Core AMD A10-7860K Radeon R7 12 Compute Cores 4C+8G [MCP] speed: 1560 MHz min/max: 1400/3600 MHz Graphics: Device-1: Advanced Micro Devices [AMD/ATI] Kaveri [Radeon R7 Graphics] driver: amdgpu v: kernel Display: x11 server: X.Org 1.20.11 driver: amdgpu,ati unloaded: fbdev,modesetting resolution: 1920x1080~60Hz OpenGL: renderer: AMD KAVERI (DRM 3.42.0 5.14.0-rc4-bdver3 LLVM 12.0.1) v: 4.6 Mesa 21.1.4 Network: Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet driver: r8169 Drives: Local Storage: total: 9.33 TiB used: 4.13 TiB (44.3%) Info: Processes: 225 Uptime: 16m Memory: 13.32 GiB used: 1.38 GiB (10.3%) Shell: Bash inxi: 3.1.06 # lspci -s 00:01.0 -vv 00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri [Radeon R7 Graphics] (rev d6) (prog-if 00 [VGA controller]) Subsystem: ASRock Incorporation Kaveri [Radeon R7 Graphics] 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 A routed to IRQ 62 IOMMU group: 0 Region 0: Memory at c0000000 (64-bit, prefetchable) [size=256M] Region 2: Memory at d0000000 (64-bit, prefetchable) [size=8M] Region 4: I/O ports at f000 [size=256] Region 5: Memory at feb00000 (32-bit, non-prefetchable) [size=256K] Expansion ROM at 000c0000 [disabled] [size=128K] Capabilities: [48] Vendor Specific Information: Len=08 <?> Capabilities: [50] 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: [58] Express (v2) Root Complex Integrated Endpoint, MSI 00 DevCap: MaxPayload 256 bytes, PhantFunc 0 ExtTag+ RBE+ FLReset- DevCtl: CorrErr- NonFatalErr- FatalErr- UnsupReq- RlxdOrd+ ExtTag+ PhantFunc- AuxPwr- NoSnoop+ MaxPayload 256 bytes, MaxReadReq 512 bytes DevSta: CorrErr- NonFatalErr- FatalErr- UnsupReq- AuxPwr- TransPend- DevCap2: Completion Timeout: Not Supported, TimeoutDis- NROPrPrP- LTR- 10BitTagComp- 10BitTagReq- OBFF Not Supported, ExtFmt+ EETLPPrefix+, MaxEETLPPrefixes 1 EmergencyPowerReduction Not Supported, EmergencyPowerReductionInit- FRS- AtomicOpsCap: 32bit- 64bit- 128bitCAS- DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis- LTR- OBFF Disabled, AtomicOpsCtl: ReqEn- Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Address: 00000000fee04004 Data: 002a Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?> Capabilities: [270 v1] Secondary PCI Express LnkCtl3: LnkEquIntrruptEn- PerformEqu- LaneErrStat: 0 Capabilities: [2b0 v1] Address Translation Service (ATS) ATSCap: Invalidate Queue Depth: 00 ATSCtl: Enable+, Smallest Translation Unit: 00 Capabilities: [2c0 v1] Page Request Interface (PRI) PRICtl: Enable- Reset- PRISta: RF- UPRGI- Stopped+ Page Request Capacity: 00000020, Page Request Allocation: 00000000 Capabilities: [2d0 v1] Process Address Space ID (PASID) PASIDCap: Exec- Priv-, Max PASID Width: 10 PASIDCtl: Enable- Exec- Priv- Kernel driver in use: amdgpu Kernel modules: amdgpu -- You may reply to this email to add a comment. 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