Comment 51 for bug 774978

  596.564]
Backtrace:
[ 596.564] 0: /usr/bin/X (xorg_backtrace+0x3b) [0x80eab2b]
[ 596.564] 1: /usr/bin/X (0x8048000+0x5fad8) [0x80a7ad8]
[ 596.564] 2: (vdso) (__kernel_rt_sigreturn+0x0) [0xb77b240c]
[ 596.564] 3: /usr/bin/X (_CallCallbacks+0x3e) [0x8074e1e]
[ 596.564] 4: /usr/bin/X (WriteToClient+0x267) [0x80a7617]
[ 596.564] 5: /usr/lib/xorg/modules/extensions/libdri2.so (ProcDRI2WaitMSCReply+0x62) [0xb735fbf2]
[ 596.564] 6: /usr/lib/xorg/modules/extensions/libdri2.so (DRI2WaitMSCComplete+0x75) [0xb735dfc5]
[ 596.565] 7: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb72f7000+0x226bc) [0xb73196bc]
[ 596.565] 8: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb72f7000+0x87d2) [0xb72ff7d2]
[ 596.565] 9: /lib/i386-linux-gnu/libdrm.so.2 (drmHandleEvent+0xf5) [0xb7348665]
[ 596.565] 10: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb72f7000+0x7937) [0xb72fe937]
[ 596.565] 11: /usr/bin/X (WakeupHandler+0x52) [0x8074602]
[ 596.565] 12: /usr/bin/X (WaitForSomething+0x1ba) [0x80a1f4a]
[ 596.565] 13: /usr/bin/X (0x8048000+0x27f1e) [0x806ff1e]
[ 596.565] 14: /usr/bin/X (0x8048000+0x1a81c) [0x806281c]
[ 596.565] 15: /lib/i386-linux-gnu/libc.so.6 (__libc_start_main+0xe7) [0xb74c8e37]
[ 596.565] 16: /usr/bin/X (0x8048000+0x1a411) [0x8062411]
[ 596.565] Segmentation fault at address 0xb593c008
[ 596.565]
Caught signal 11 (Segmentation fault). Server aborting
[ 596.565]
Please consult the The X.Org Foundation support
  at http://wiki.x.org
 for help.
[ 596.565] Please also check the log file at "/var/log/Xorg.0.log" for additional information.
[ 596.565]
[ 596.616] (II) Power Button: Close
[ 596.616] (II) UnloadModule: "evdev"
[ 596.616] (II) Unloading evdev
[ 596.676] (II) Video Bus: Close
[ 596.676] (II) UnloadModule: "evdev"
[ 596.676] (II) Unloading evdev
[ 596.676] (II) Sleep Button: Close
[ 596.676] (II) UnloadModule: "evdev"
[ 596.676] (II) Unloading evdev
[ 596.676] (II) Logitech Optical USB Mouse: Close
[ 596.676] (II) UnloadModule: "evdev"
[ 596.676] (II) Unloading evdev
[ 596.677] (II) CNF7017: Close
[ 596.677] (II) UnloadModule: "evdev"
[ 596.677] (II) Unloading evdev
[ 596.677] (II) AT Translated Set 2 keyboard: Close
[ 596.677] (II) UnloadModule: "evdev"
[ 596.677] (II) Unloading evdev
[ 596.677] (II) PS/2 Mouse: Close
[ 596.677] (II) UnloadModule: "evdev"
[ 596.677] (II) Unloading evdev
[ 596.680] (II) UnloadModule: "synaptics"
[ 596.681] (II) Unloading synaptics
[ 596.681] (II) AIGLX: Suspending AIGLX clients for VT switch
[ 596.742] ddxSigGiveUp: Closing log

Just got this crash again, as reported in #780358. Is this still guaranteed to be the same problem, i.e. the Xrecord thing? The backtraces are not completely identical.