https://bugzilla.kernel.org/show_bug.cgi?id=213201 Bug ID: 213201 Summary: [KAVERI] memory leak - unreferenced object 0xffff8881700cf988 (size 56) Product: Drivers Version: 2.5 Kernel Version: 5.13-rc3 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 CC: daniel@xxxxxxxx Regression: No Created attachment 296967 --> https://bugzilla.kernel.org/attachment.cgi?id=296967&action=edit kernel dmesg (5.13-rc3, AMD A10 PRO-7800B) Get this shortly after booting kernel 5.13-rc3. Looks like amdgpu is involved: unreferenced object 0xffff8881700cf988 (size 56): comm "systemd-udevd", pid 216, jiffies 4294885043 (age 1739.830s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 0d 01 70 00 00 00 00 00 ..........p..... 7b 98 01 00 00 c9 ff ff 00 00 00 00 00 00 00 00 {............... backtrace: [<00000000f3e5fc85>] kmem_cache_alloc+0x10a/0x1e4 [<00000000fff767c3>] acpi_ps_alloc_op+0x4e/0xdc [<00000000445cacf1>] acpi_ps_create_op+0x24e/0x473 [<000000003452a27a>] acpi_ps_parse_loop+0x25e/0xa39 [<000000004e3469e0>] acpi_ps_parse_aml+0xf3/0x450 [<00000000be1f7fd0>] acpi_ps_execute_method+0x278/0x2bb [<000000004564e9a8>] acpi_ns_evaluate+0x34f/0x45d [<0000000072f73c39>] acpi_evaluate_object+0x201/0x3b5 [<0000000036379e33>] amdgpu_atcs_call+0x11d/0x19b [amdgpu] [<00000000829cc77d>] amdgpu_acpi_init+0xf3/0x7b8 [amdgpu] [<00000000671194bb>] amdgpu_driver_load_kms+0x1e5/0x354 [amdgpu] [<000000005ad1722a>] amdgpu_pci_probe+0x150/0x1d2 [amdgpu] [<00000000e32ddc8a>] pci_device_probe+0xf3/0x17e [<00000000f74eb70d>] really_probe+0x215/0x539 [<00000000af9fda84>] driver_probe_device+0x9d/0xd6 [<00000000bc527018>] device_driver_attach+0x66/0x8a unreferenced object 0xffff8881700ceb30 (size 56): comm "systemd-udevd", pid 216, jiffies 4294885043 (age 1739.834s) hex dump (first 32 bytes): 88 f9 0c 70 81 88 ff ff 0d 01 2d 00 00 00 00 00 ...p......-..... 7c 98 01 00 00 c9 ff ff 00 00 00 00 00 00 00 00 |............... backtrace: [<00000000f3e5fc85>] kmem_cache_alloc+0x10a/0x1e4 [<00000000fff767c3>] acpi_ps_alloc_op+0x4e/0xdc [<00000000445cacf1>] acpi_ps_create_op+0x24e/0x473 [<000000003452a27a>] acpi_ps_parse_loop+0x25e/0xa39 [<000000004e3469e0>] acpi_ps_parse_aml+0xf3/0x450 [<00000000be1f7fd0>] acpi_ps_execute_method+0x278/0x2bb [<000000004564e9a8>] acpi_ns_evaluate+0x34f/0x45d [<0000000072f73c39>] acpi_evaluate_object+0x201/0x3b5 [<0000000036379e33>] amdgpu_atcs_call+0x11d/0x19b [amdgpu] [<00000000829cc77d>] amdgpu_acpi_init+0xf3/0x7b8 [amdgpu] [<00000000671194bb>] amdgpu_driver_load_kms+0x1e5/0x354 [amdgpu] [<000000005ad1722a>] amdgpu_pci_probe+0x150/0x1d2 [amdgpu] [<00000000e32ddc8a>] pci_device_probe+0xf3/0x17e [<00000000f74eb70d>] really_probe+0x215/0x539 [<00000000af9fda84>] driver_probe_device+0x9d/0xd6 [<00000000bc527018>] device_driver_attach+0x66/0x8a # inxi -bZ System: Host: yea Kernel: 5.13.0-rc3-bdver3 x86_64 bits: 64 Console: tty 1 Distro: Gentoo Base System release 2.7 Machine: Type: Desktop Mobo: ASRock model: FM2A88M Pro3+ serial: N/A UEFI: American Megatrends v: P2.60 date: 01/11/2016 CPU: Info: Quad Core AMD A10 PRO-7800B R7 12 Compute Cores 4C+8G [MCP] speed: 1897 MHz min/max: 1400/3500 MHz Graphics: Device-1: Advanced Micro Devices [AMD/ATI] Kaveri [Radeon R7 Graphics] driver: amdgpu v: kernel Display: server: X.org 1.20.11 driver: amdgpu,ati unloaded: fbdev,modesetting tty: 211x54 Message: Advanced graphics data unavailable in console for root. Network: Device-1: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet driver: r8169 # lspci -s 00:01.0 -vv 00:01.0 VGA compatible controller: Advanced Micro Devices, Inc. [AMD/ATI] Kaveri [Radeon R7 Graphics] (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 56 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: 00000000fee02004 Data: 0029 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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