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List:       freedesktop-xorg
Subject:    X Segmentation fault with i810
From:       Jeff Chua <jeff.chua.linux () gmail ! com>
Date:       2011-12-30 5:34:29
Message-ID: CAAJw_ZuxyQWr_K5GnkKmvNs_wmsdJpkFBBLbAnztfH=mNNKKEA () mail ! gmail ! com
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Attached are two logs. One from a good run (using older Xorg git pull
from September), and from a bad run (from recent Xorg).


00:02.0 VGA compatible controller: Intel Corporation 82815 Chipset
Graphics Controller (CGC) (rev 04)

Linux 3.2.0-rc7 3.2.0-rc7 #44 PREEMPT Tue Dec 27 11:06:45 SGT 2011
i686 GNU/Linux
gcc version 4.4.7 20110902 (prerelease) (GCC)
GNU C Library development release version 2.14.90, by Roland McGrath et al.


[  1097.167] (II) intel(0): vgaHWGetIOBase: hwp->IOBase is 0x03d0
[  1097.168]
Backtrace:
[  1097.168] 0: /usr/X11/bin/X (xorg_backtrace+0x3b) [0x81bc23b]
[  1097.168] 1: /usr/X11/bin/X (0x8048000+0x1780c5) [0x81c00c5]
[  1097.168] 2: linux-gate.so.1 (__kernel_rt_sigreturn+0x0) [0xffffe40c]
[  1097.168] 3: /usr/X11/lib/xorg/modules/libvgahw.so
(vgaHWSaveColormap+0x18b) [0xb718804b]
[  1097.168] 4: /usr/X11/lib/xorg/modules/libvgahw.so (vgaHWSave+0x7f)
[0xb718856f]
[  1097.169] 5: /usr/X11/lib/xorg/modules/drivers/intel_drv.so
(0xb71a7000+0x2c6be) [0xb71d36be]
[  1097.169] 6: /usr/X11/bin/X (AddScreen+0x1a4) [0x806dc04]
[  1097.169] 7: /usr/X11/bin/X (InitOutput+0x2ce) [0x80b908e]
[  1097.169] 8: /usr/X11/bin/X (0x8048000+0x1a7b6) [0x80627b6]
[  1097.169] 9: /lib/libc.so.6 (__libc_start_main+0xe6) [0xb738ff46]
[  1097.169] 10: /usr/X11/bin/X (0x8048000+0x1a551) [0x8062551]
[  1097.170] Segmentation fault at address 0xc
[  1097.170]
Fatal server error:
[  1097.170] Caught signal 11 (Segmentation fault). Server aborting



How can I go about to help debug this?


Thanks,
Jeff

["Xorg.0.log.bad" (application/octet-stream)]
["Xorg.0.log.ok" (application/octet-stream)]

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