http://bugs.freedesktop.org/show_bug.cgi?id=20961
Summary: libdrm_intel segfault on Firefox load
Product: DRI
Version: DRI CVS
Platform: Other
OS/Version: All
Status: NEW
Severity: normal
Priority: medium
Component: libdrm
AssignedTo: dri-devel@lists.sourceforge.net
ReportedBy: reilly...@qotw.net
On vanilla linux-2.6.29 with xorg-server 1.5.3 and latest git libdrm and
xf86-video-intel I get the following SIGSEGV when loading firefox:
Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7ffe1917a6f0 (LWP 8017)]
drm_intel_gem_bo_unreference_locked (bo=0x3db4490) at intel_bufmgr_gem.c:585
585 DRMLISTADDTAIL(&bo_gem->head, &bucket->head);
(gdb) bt
#0 drm_intel_gem_bo_unreference_locked (bo=0x3db4490)
at intel_bufmgr_gem.c:585
#1 0x00007ffe15c3439c in drm_intel_gem_bo_unreference (bo=0x3db4490)
at intel_bufmgr_gem.c:599
#2 0x00007ffe15e87952 in i830_uxa_destroy_pixmap (pixmap=0x3c7a350)
at i830_exa.c:1011
#3 0x000000000050e0ac in ?? ()
#4 0x00007ffe16b9190f in ?? ()
from /usr/lib/xorg/modules/extensions//libextmod.so
#5 0x0000000000430ae3 in FreeResource ()
#6 0x0000000000441e03 in ProcFreePixmap ()
#7 0x0000000000445ee9 in Dispatch ()
#8 0x000000000042f095 in main ()
This only happens when KMS is enabled this might be related to bug 20633.
Running a Dell Latitude D630N with lspci reporting:
00:02.0 VGA compatible controller: Intel Corporation Mobile GM965/GL960
Integrated Graphics Controller (rev 0c)
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