Comment 0 for bug 1434557

brad haack (bradhaack-g) wrote :

Very often (about once/day) I'm experiencing a frozen desktop. minimal response from keyboard or mouse, usually degrades to no response. No response from ^-alt-F1 or ^-alt-esc. Here's today's Xorg.0.log.old:

[ 47.809] (II) intel(0): Modeline "1280x1024"x0.0 108.00 1280 1328 1440 1688 1024 1025 1028 1066 +hsync +vsync (64.0 kHz e)
[ 47.809] (II) intel(0): Modeline "1280x960"x0.0 108.00 1280 1376 1488 1800 960 961 964 1000 +hsync +vsync (60.0 kHz e)
[ 3682.886] (II) intel(0): switch to mode 1680x1050@59.9 on VGA1 using pipe 0, position (0, 0), rotation normal, reflection none
[ 3683.260] (II) AIGLX: Suspending AIGLX clients for VT switch
[ 3735.480] (II) AIGLX: Resuming AIGLX clients after VT switch
[ 3735.480] (II) intel(0): switch to mode 1680x1050@59.9 on VGA1 using pipe 0, position (0, 0), rotation normal, reflection none
[ 7662.648] (II) intel(0): switch to mode 1680x1050@59.9 on VGA1 using pipe 0, position (0, 0), rotation normal, reflection none
[ 7662.999] (II) AIGLX: Suspending AIGLX clients for VT switch
[ 7807.242] (II) AIGLX: Resuming AIGLX clients after VT switch
[ 7807.242] (II) intel(0): switch to mode 1680x1050@59.9 on VGA1 using pipe 0, position (0, 0), rotation normal, reflection none
[ 9095.040] (II) intel(0): switch to mode 1680x1050@59.9 on VGA1 using pipe 0, position (0, 0), rotation normal, reflection none
[ 9095.404] (II) AIGLX: Suspending AIGLX clients for VT switch
[ 9896.981] (II) AIGLX: Resuming AIGLX clients after VT switch
[ 9896.981] (II) intel(0): switch to mode 1680x1050@59.9 on VGA1 using pipe 0, position (0, 0), rotation normal, reflection none
(EE) [mi] EQ overflowing. Additional events will be discarded until existing events are processed.
(EE)
(EE) Backtrace:
(EE) 0: /usr/bin/X (xorg_backtrace+0x4f) [0xb7686eaf]
(EE) 1: /usr/bin/X (mieqEnqueue+0x213) [0xb7666fe3]
(EE) 2: /usr/bin/X (QueuePointerEvents+0x6d) [0xb75342ed]
(EE) 3: /usr/bin/X (xf86PostMotionEventM+0x24b) [0xb756da8b]
(EE) 4: /usr/lib/xorg/modules/input/evdev_drv.so (0xb6e12000+0x498f) [0xb6e1698f]
(EE) 5: /usr/bin/X (0xb74df000+0x7e0f5) [0xb755d0f5]
(EE) 6: /usr/bin/X (0xb74df000+0xa8dfb) [0xb7587dfb]
(EE) 7: (vdso) (__kernel_sigreturn+0x0) [0xb74bc400]
(EE) 8: /usr/bin/X (0xb74df000+0x1ac170) [0xb768b170]
(EE) 9: (vdso) (__kernel_sigreturn+0x0) [0xb74bc400]
(EE) 10: /usr/bin/X (0xb74df000+0x12d650) [0xb760c650]
(EE) 11: /usr/bin/X (0xb74df000+0x4ebb0) [0xb752dbb0]
(EE) 12: /usr/bin/X (DeliverRawEvent+0x65) [0xb752ddb5]
(EE) 13: /usr/bin/X (0xb74df000+0x131730) [0xb7610730]
(EE) 14: /usr/bin/X (0xb74df000+0x155a07) [0xb7634a07]
(EE) 15: /usr/bin/X (mieqProcessDeviceEvent+0x204) [0xb7667414]
(EE) 16: /usr/bin/X (mieqProcessInputEvents+0xfd) [0xb766753d]
(EE) 17: /usr/bin/X (ProcessInputEvents+0x14) [0xb755d294]
(EE) 18: /usr/bin/X (0xb74df000+0x3c9ac) [0xb751b9ac]
(EE) 19: /usr/bin/X (0xb74df000+0x40ce5) [0xb751fce5]
(EE) 20: /usr/bin/X (0xb74df000+0x2aa3e) [0xb7509a3e]
(EE) 21: /lib/i386-linux-gnu/libc.so.6 (__libc_start_main+0xf3) [0xb70b6a83]
(EE) 22: /usr/bin/X (0xb74df000+0x2aa74) [0xb7509a74]
(EE)
(EE) [mi] These backtraces from mieqEnqueue may point to a culprit higher up the stack.
(EE) [mi] mieq is *NOT* the cause. It is a victim.
(EE) [mi] EQ overflow continuing. 100 events have been dropped.
(EE)
(EE) Backtrace:
(EE) 0: /usr/bin/X (xorg_backtrace+0x4f) [0xb7686eaf]
(EE) 1: /usr/bin/X (mieqEnqueue+0xe5) [0xb7666eb5]
(EE) 2: /usr/bin/X (QueuePointerEvents+0x6d) [0xb75342ed]
(EE) 3: /usr/bin/X (xf86PostMotionEventM+0x24b) [0xb756da8b]
(EE) 4: /usr/lib/xorg/modules/input/evdev_drv.so (0xb6e12000+0x498f) [0xb6e1698f]
(EE) 5: /usr/bin/X (0xb74df000+0x7e0f5) [0xb755d0f5]
(EE) 6: /usr/bin/X (0xb74df000+0xa8dfb) [0xb7587dfb]
(EE) 7: (vdso) (__kernel_sigreturn+0x0) [0xb74bc400]
(EE) 8: /usr/bin/X (0xb74df000+0x1ac170) [0xb768b170]
(EE) 9: (vdso) (__kernel_sigreturn+0x0) [0xb74bc400]
(EE) 10: /usr/bin/X (0xb74df000+0x13163d) [0xb761063d]
(EE) 11: /usr/bin/X (0xb74df000+0x15d2ba) [0xb763c2ba]
(EE) 12: /usr/bin/X (mieqProcessDeviceEvent+0x1d6) [0xb76673e6]
(EE) 13: /usr/bin/X (mieqProcessInputEvents+0xfd) [0xb766753d]
(EE) 14: /usr/bin/X (ProcessInputEvents+0x14) [0xb755d294]
(EE) 15: /usr/bin/X (0xb74df000+0x3c9ac) [0xb751b9ac]
(EE) 16: /usr/bin/X (0xb74df000+0x40ce5) [0xb751fce5]
(EE) 17: /usr/bin/X (0xb74df000+0x2aa3e) [0xb7509a3e]
(EE) 18: /lib/i386-linux-gnu/libc.so.6 (__libc_start_main+0xf3) [0xb70b6a83]
(EE) 19: /usr/bin/X (0xb74df000+0x2aa74) [0xb7509a74]
(EE)
[ 11472.953] [mi] EQ processing has resumed after 132 dropped events.
[ 11473.029] [mi] This may be caused my a misbehaving driver monopolizing the server's resources.