* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files
@ 2016-11-30 15:33 bugzilla-daemon
2016-11-30 15:35 ` bugzilla-daemon
` (6 more replies)
0 siblings, 7 replies; 8+ messages in thread
From: bugzilla-daemon @ 2016-11-30 15:33 UTC (permalink / raw)
To: dri-devel
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https://bugs.freedesktop.org/show_bug.cgi?id=98915
Bug ID: 98915
Summary: NULL pointer dereference on boot -
amdgpu_debugfs_add_files
Product: DRI
Version: DRI git
Hardware: Other
OS: All
Status: NEW
Severity: major
Priority: medium
Component: DRM/AMDgpu
Assignee: dri-devel@lists.freedesktop.org
Reporter: rafael.ristovski@gmail.com
Created attachment 128289
--> https://bugs.freedesktop.org/attachment.cgi?id=128289&action=edit
Kernel log
When booting linux-next version 20161129+ (iirc 20161128 worked fine) the
kernel spits out a null pointer deref. which can be traced to
amdgpu_debugfs_add_files.
Kernel log attached.
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You are the assignee for the bug.
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^ permalink raw reply [flat|nested] 8+ messages in thread* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon @ 2016-11-30 15:35 ` bugzilla-daemon 2016-11-30 15:50 ` bugzilla-daemon ` (5 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-11-30 15:35 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 451 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 Rafael Ristovski <rafael.ristovski@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- OS|All |Linux (All) Hardware|Other |x86-64 (AMD64) -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 1268 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon 2016-11-30 15:35 ` bugzilla-daemon @ 2016-11-30 15:50 ` bugzilla-daemon 2016-12-03 10:11 ` bugzilla-daemon ` (4 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-11-30 15:50 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 3933 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 --- Comment #1 from Rafael Ristovski <rafael.ristovski@gmail.com> --- HW Details: AMD Radeon HD 8850M (Mobile chipset) 03:00.0 VGA compatible controller [0300]: Advanced Micro Devices, Inc. [AMD/ATI] Venus PRO [Radeon HD 8850M / R9 M265X] [1002:6823] (prog-if 00 [VGA controller]) Subsystem: Dell Venus PRO [Radeon HD 8850M / R9 M265X] [1028:05eb] 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 48 Region 0: Memory at a0000000 (64-bit, prefetchable) [size=256M] Region 2: Memory at c0500000 (64-bit, non-prefetchable) [size=256K] Region 4: I/O ports at 3000 [size=256] Expansion ROM at c0540000 [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) Legacy Endpoint, MSI 00 DevCap: MaxPayload 256 bytes, PhantFunc 0, Latency L0s <4us, L1 unlimited ExtTag+ AttnBtn- AttnInd- PwrInd- RBE+ FLReset- DevCtl: Report errors: Correctable- Non-Fatal- Fatal- Unsupported- RlxdOrd+ ExtTag- PhantFunc- AuxPwr- NoSnoop+ MaxPayload 128 bytes, MaxReadReq 512 bytes DevSta: CorrErr+ UncorrErr- FatalErr- UnsuppReq+ AuxPwr- TransPend- LnkCap: Port #0, Speed 5GT/s, Width x16, ASPM L0s L1, Exit Latency L0s <64ns, L1 <1us ClockPM- Surprise- LLActRep- BwNot- ASPMOptComp+ LnkCtl: ASPM L0s L1 Enabled; RCB 64 bytes Disabled- CommClk+ ExtSynch- ClockPM- AutWidDis- BWInt- AutBWInt- LnkSta: Speed 5GT/s, Width x4, TrErr- Train- SlotClk+ DLActive- BWMgmt- ABWMgmt- DevCap2: Completion Timeout: Not Supported, TimeoutDis-, LTR-, OBFF Not Supported DevCtl2: Completion Timeout: 50us to 50ms, TimeoutDis-, LTR-, OBFF Disabled LnkCtl2: Target Link Speed: 5GT/s, EnterCompliance- SpeedDis- Transmit Margin: Normal Operating Range, EnterModifiedCompliance- ComplianceSOS- Compliance De-emphasis: -6dB LnkSta2: Current De-emphasis Level: -6dB, EqualizationComplete-, EqualizationPhase1- EqualizationPhase2-, EqualizationPhase3-, LinkEqualizationRequest- Capabilities: [a0] MSI: Enable+ Count=1/1 Maskable- 64bit+ Address: 00000000fee0f00c Data: 4172 Capabilities: [100 v1] Vendor Specific Information: ID=0001 Rev=1 Len=010 <?> Capabilities: [150 v2] Advanced Error Reporting UESta: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol- UEMsk: DLP- SDES- TLP- FCP- CmpltTO- CmpltAbrt- UnxCmplt- RxOF- MalfTLP- ECRC- UnsupReq- ACSViol- UESvrt: DLP+ SDES+ TLP- FCP+ CmpltTO- CmpltAbrt- UnxCmplt- RxOF+ MalfTLP+ ECRC- UnsupReq- ACSViol- CESta: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr- CEMsk: RxErr- BadTLP- BadDLLP- Rollover- Timeout- NonFatalErr+ AERCap: First Error Pointer: 00, GenCap+ CGenEn- ChkCap+ ChkEn- Capabilities: [270 v1] #19 Kernel driver in use: amdgpu Kernel modules: radeon, amdgpu -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 4781 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon 2016-11-30 15:35 ` bugzilla-daemon 2016-11-30 15:50 ` bugzilla-daemon @ 2016-12-03 10:11 ` bugzilla-daemon 2016-12-03 10:14 ` bugzilla-daemon ` (3 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-12-03 10:11 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 383 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 Rafael Ristovski <rafael.ristovski@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Severity|major |critical -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 1095 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon ` (2 preceding siblings ...) 2016-12-03 10:11 ` bugzilla-daemon @ 2016-12-03 10:14 ` bugzilla-daemon 2016-12-03 23:37 ` bugzilla-daemon ` (2 subsequent siblings) 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-12-03 10:14 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 379 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 Rafael Ristovski <rafael.ristovski@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Priority|medium |high -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 1092 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon ` (3 preceding siblings ...) 2016-12-03 10:14 ` bugzilla-daemon @ 2016-12-03 23:37 ` bugzilla-daemon 2016-12-05 11:43 ` bugzilla-daemon 2016-12-10 11:28 ` bugzilla-daemon 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-12-03 23:37 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 211 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 --- Comment #2 from Alex Deucher <alexdeucher@gmail.com> --- Can you bisect? -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 1014 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon ` (4 preceding siblings ...) 2016-12-03 23:37 ` bugzilla-daemon @ 2016-12-05 11:43 ` bugzilla-daemon 2016-12-10 11:28 ` bugzilla-daemon 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-12-05 11:43 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 494 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 --- Comment #3 from Nicolai Stange <nicstange@gmail.com> --- (In reply to Alex Deucher from comment #2) > Can you bisect? No need: most likely, the offending commit is 8a357d10043c ("drm: Nerf DRM_CONTROL nodes"). C.f. the discussion at http://lkml.kernel.org/r/20161203144700.2307-1-nicstange@gmail.com A patch for amdgpu is in the works as well. -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 1466 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
* [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon ` (5 preceding siblings ...) 2016-12-05 11:43 ` bugzilla-daemon @ 2016-12-10 11:28 ` bugzilla-daemon 6 siblings, 0 replies; 8+ messages in thread From: bugzilla-daemon @ 2016-12-10 11:28 UTC (permalink / raw) To: dri-devel [-- Attachment #1.1: Type: text/plain, Size: 709 bytes --] https://bugs.freedesktop.org/show_bug.cgi?id=98915 Rafael Ristovski <rafael.ristovski@gmail.com> changed: What |Removed |Added ---------------------------------------------------------------------------- Resolution|--- |FIXED Status|NEW |RESOLVED --- Comment #4 from Rafael Ristovski <rafael.ristovski@gmail.com> --- Fixed as of https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/commit/?id=58309befa82d81f6e9dc36a92d2a339ef2144535 drm/amdgpu: don't add files at control minor debugfs directory -- You are receiving this mail because: You are the assignee for the bug. [-- Attachment #1.2: Type: text/html, Size: 2388 bytes --] [-- Attachment #2: Type: text/plain, Size: 160 bytes --] _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel ^ permalink raw reply [flat|nested] 8+ messages in thread
end of thread, other threads:[~2016-12-10 11:28 UTC | newest] Thread overview: 8+ messages (download: mbox.gz follow: Atom feed -- links below jump to the message on this page -- 2016-11-30 15:33 [Bug 98915] NULL pointer dereference on boot - amdgpu_debugfs_add_files bugzilla-daemon 2016-11-30 15:35 ` bugzilla-daemon 2016-11-30 15:50 ` bugzilla-daemon 2016-12-03 10:11 ` bugzilla-daemon 2016-12-03 10:14 ` bugzilla-daemon 2016-12-03 23:37 ` bugzilla-daemon 2016-12-05 11:43 ` bugzilla-daemon 2016-12-10 11:28 ` bugzilla-daemon
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