ubuntu-x-swat team mailing list archive

[TJ <ubuntu@xxxxxxxxxxx>]

** Attachment added: "tar.gz archive of /var/log/"
   http://launchpadlibrarian.net/40236572/SRX51.logs.tar.gz

** Description changed:

  Binary package hint: xorg
  
  Testing Lucid 10.04 LiveCD i386 for 2010-03-04 there is a continuation
  of an Xorg crash at log-in. The alpha-3 CD image didn't give any useful
  cause but the 2010-03-04 image does.
  
- GDM beings and starts the live user session which crashes almost
+ GDM begins and starts the live user session which crashes almost
  immediately (sometimes the desktop background is shown briefly, but that
  is it). GDM then restarts and offers the log-in screen.
  
  To enable useful debugging the image is booted via PXE/NFS to capture
  netconsole kernel logging. opensssh-server is installed and an SSH
  session used to collect the log files. Xorg.0.log.old shows:
  
  -----
  Backtrace:
  0: /usr/bin/X (xorg_backtrace+0x3b) [0x80e880b]
  1: /usr/bin/X (0x8048000+0x61aed) [0x80a9aed]
  2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb44410]
  3: /usr/lib/libpixman-1.so.0 (0xd8d000+0x13a49) [0xda0a49]
  4: /usr/lib/libpixman-1.so.0 (0xd8d000+0x39728) [0xdc6728]
  5: /usr/lib/libpixman-1.so.0 (0xd8d000+0x414fa) [0xdce4fa]
  6: /usr/lib/libpixman-1.so.0 (0xd8d000+0x4271a) [0xdcf71a]
  7: /usr/lib/libpixman-1.so.0 (0xd8d000+0x393d3) [0xdc63d3]
  8: /usr/lib/libpixman-1.so.0 (0xd8d000+0x145c3) [0xda15c3]
  9: /usr/lib/libpixman-1.so.0 (0xd8d000+0x3b44e) [0xdc844e]
  10: /usr/lib/libpixman-1.so.0 (0xd8d000+0x145c3) [0xda15c3]
  11: /usr/lib/libpixman-1.so.0 (0xd8d000+0x46863) [0xdd3863]
  12: /usr/lib/libpixman-1.so.0 (0xd8d000+0x145c3) [0xda15c3]
  13: /usr/lib/libpixman-1.so.0 (pixman_image_composite+0x16f) [0xdc72cf]
  14: /usr/lib/xorg/modules/libfb.so (fbComposite+0x1cc) [0x88b05c]
  15: /usr/lib/xorg/modules/libxaa.so (XAAComposite+0x24c) [0xa13d4c]
  16: /usr/lib/xorg/modules/libxaa.so (0x9e3000+0x4d3e0) [0xa303e0]
  17: /usr/bin/X (0x8048000+0xd7e0b) [0x811fe0b]
  18: /usr/bin/X (CompositePicture+0x298) [0x8113118]
  19: /usr/bin/X (0x8048000+0xd11dd) [0x81191dd]
  20: /usr/bin/X (0x8048000+0xcdeb3) [0x8115eb3]
  21: /usr/bin/X (0x8048000+0x2a457) [0x8072457]
  22: /usr/bin/X (0x8048000+0x1ed3a) [0x8066d3a]
  23: /lib/tls/i686/cmov/libc.so.6 (__libc_start_main+0xe6) [0x2bdbd6]
  24: /usr/bin/X (0x8048000+0x1e921) [0x8066921]
  Segmentation fault at address (nil)
  
  Caught signal 11 (Segmentation fault). Server aborting
  -----
  
  kern.log shows (not sure if this the cause of the segfault):
  
  -----
  kernel: [  110.836039] [drm:i810_wait_ring] *ERROR* space: 65520 wanted 65528
  kernel: [  110.844101] [drm:i810_wait_ring] *ERROR* lockup
  -----
  
  This may be part of the issue in bug #342122 "[i815] [i815]
  [drm:drm_release] *ERROR* reclaim_buffers_locked() deadlock"
  
  I'm attaching the tar.gz archive of /var/log/ and the .xsession-errors
  files.

-- 
Segmentation fault at address (nil)
https://bugs.launchpad.net/bugs/532530
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