Bug#735927: backtrace
Got a backtrace in the logs, dont know if it's the cause of the effect
of the bug, anyway i'm attaching it:
[ 942.780] (EE) intel(0): Failed to submit batch buffer, expect
rendering corruption or even a frozen display: No space left on device.
[ 945.191] [ 947.551] Backtrace:
[ 957.497] 0: /usr/bin/X (xorg_backtrace+0x36) [0x7f78a9d6cd16]
[ 959.087] 1: /usr/bin/X (0x7f78a9bee000+0x182869) [0x7f78a9d70869]
[ 959.088] 2: /lib/x86_64-linux-gnu/libpthread.so.0
(0x7f78a8f16000+0xf030) [0x7f78a8f25030] [ 959.120]
3: /usr/lib/x86_64-linux-gnu/libpixman-1.so.0 (0x7f78a8c90000+0x6e15b)
[0x7f78a8cfe15b] [ 959.120]
4: /usr/lib/x86_64-linux-gnu/libpixman-1.so.0
(pixman_image_composite32+0x3d6) [0x7f78a8c9a666] [ 959.310]
5: /usr/lib/xorg/modules/libfb.so (fbComposite+0x1d8) [0x7f78a5131b38]
[ 959.344] 6: /usr/lib/xorg/modules/drivers/intel_drv.so
(0x7f78a5b6d000+0xc5500) [0x7f78a5c32500] [ 959.344]
7: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f78a5b6d000+0xc217c)
[0x7f78a5c2f17c] [ 959.344] 8: /usr/bin/X (0x7f78a9bee000+0x110a89)
[0x7f78a9cfea89] [ 959.344]
9: /usr/lib/xorg/modules/drivers/intel_drv.so (0x7f78a5b6d000+0xbf716)
[0x7f78a5c2c716] [ 959.345] 10: /usr/bin/X (0x7f78a9bee000+0x110d11)
[0x7f78a9cfed11] [ 959.345] 11: /usr/bin/X (0x7f78a9bee000+0x109ef6)
[0x7f78a9cf7ef6] [ 959.345] 12: /usr/bin/X (0x7f78a9bee000+0x52e61)
[0x7f78a9c40e61] [ 959.345] 13: /usr/bin/X (0x7f78a9bee000+0x41ec5)
[0x7f78a9c2fec5] [ 962.395] 14: /lib/x86_64-linux-gnu/libc.so.6
(__libc_start_main+0xfd) [0x7f78a7c3cead] [ 963.971] 15: /usr/bin/X
(0x7f78a9bee000+0x4219d) [0x7f78a9c3019d] [ 964.215] [ 965.788] Bus
error at address 0x7f78a9af5f70 [ 965.835] Fatal server error:
[ 965.835] Caught signal 7 (Bus error). Server aborting
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