https://bugs.freedesktop.org/show_bug.cgi?id=55829
Priority: high Bug ID: 55829 Assignee: dri-devel@lists.freedesktop.org Summary: [Regression]Smokin-guns crash when change resolution Severity: major Classification: Unclassified OS: Linux (All) Reporter: mengmeng.meng@intel.com Hardware: x86 (IA32) Status: NEW Version: unspecified Component: libdrm Product: DRI
System Environment: -------------------------- Platform: IVB,Piketon Libdrm: (master)libdrm-2.4.39-18-g844d75e5a0b3b8f3466a24256955e886275fb298 Mesa: (master)87a34131c427b40a561cfef1513b446a0eeabc39 Xserver:(master)xorg-server-1.13.0-51-g4b7f00346daed20c96f3e8ea13ae411858a5424b Xf86_video_intel:(master)2.20.9-47-gd73f5b5bb1a81421f1fdc3ac3b460a8ad90be0ad Kernel: (drm-intel-nightly) 4517f84e2981dddf4715997767c252a16579364b
Bug detailed description: ----------------------------- Smokin-guns crash when change resolution on IVB and Piketon. It's libdrm regression, the good commit is 2.4.31.
Reproduce steps: ---------------------------- 1, xinit& 2, ./smokinguns.x86_64 3, change resolution(Settings/System/Video Mode)
https://bugs.freedesktop.org/show_bug.cgi?id=55829
--- Comment #1 from meng mengmeng.meng@intel.com --- Created attachment 68393 --> https://bugs.freedesktop.org/attachment.cgi?id=68393&action=edit Xorg.0.log
https://bugs.freedesktop.org/show_bug.cgi?id=55829
Chris Wilson chris@chris-wilson.co.uk changed:
What |Removed |Added ---------------------------------------------------------------------------- Status|NEW |NEEDINFO
--- Comment #2 from Chris Wilson chris@chris-wilson.co.uk --- Maybe a bt from smokinguns as it crashes?
https://bugs.freedesktop.org/show_bug.cgi?id=55829
meng mengmeng.meng@intel.com changed:
What |Removed |Added ---------------------------------------------------------------------------- Status|NEEDINFO |NEW
--- Comment #3 from meng mengmeng.meng@intel.com --- bt ----------------------------- #0 0x00007fffe66d280b in ?? () #1 0x0000000000000003 in ?? () #2 0x00000000023995e0 in ?? () #3 0x000000000278f2f0 in ?? () #4 0x0000000000000000 in ?? ()
https://bugs.freedesktop.org/show_bug.cgi?id=55829
--- Comment #4 from meng mengmeng.meng@intel.com --- The problem also exists on most 3D games such as gl-117, warsow,Extreme TuxRacer,padman.
https://bugs.freedesktop.org/show_bug.cgi?id=55829
--- Comment #5 from meng mengmeng.meng@intel.com --- Xonotic (xonotic-linux64-sdl) can also repoduce this problem with above version. Pls see Xorg.0.log and bt of xonotic.
https://bugs.freedesktop.org/show_bug.cgi?id=55829
--- Comment #6 from meng mengmeng.meng@intel.com --- Created attachment 68594 --> https://bugs.freedesktop.org/attachment.cgi?id=68594&action=edit backtrace of xonotic
https://bugs.freedesktop.org/show_bug.cgi?id=55829
--- Comment #7 from meng mengmeng.meng@intel.com --- Created attachment 68595 --> https://bugs.freedesktop.org/attachment.cgi?id=68595&action=edit Xorg.0.log of xonotic
https://bugs.freedesktop.org/show_bug.cgi?id=55829
--- Comment #8 from meng mengmeng.meng@intel.com --- It's not libdrm regression. It's xf86_video_intel regression, and bisected show that xf86_video_intel 1675f441049d559d891fe378e437c12db21df9e7 is the first bad commit.
commit 1675f441049d559d891fe378e437c12db21df9e7 Author: Chris Wilson chris@chris-wilson.co.uk Date: Wed Jun 6 12:55:13 2012 +0100 uxa/dri: Transfer reference of the new_back buffer to the flip_chain
https://bugs.freedesktop.org/show_bug.cgi?id=55829
meng mengmeng.meng@intel.com changed:
What |Removed |Added ---------------------------------------------------------------------------- Summary|[Regression]Smokin-guns |[Bisected]Smokin-guns crash |crash when change |when change resolution |resolution | Component|libdrm |DRM/other
https://bugs.freedesktop.org/show_bug.cgi?id=55829
meng mengmeng.meng@intel.com changed:
What |Removed |Added ---------------------------------------------------------------------------- Assignee|dri-devel@lists.freedesktop |chris@chris-wilson.co.uk |.org | QA Contact| |xorg-team@lists.x.org Product|DRI |xorg Component|DRM/other |Driver/intel
dri-devel@lists.freedesktop.org
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