[mi] EQ overflowing

[Knut Petersen]

Don´t know if someone is interested in the following backtrace.

Hardware: Pentium-M Dothan on AOpen i951GMm-hfs mobo
Xorg: complete build of Aug 30 git trees.

[187373.559] (II) intel(0): Modeline "1024x768"x0.0   65.00  1024 1048 1184 1344  768 771 777 806 -hsync -vsync (48.4 kHz e)
(EE) [mi] EQ overflowing.  Additional events will be discarded until existing events are processed.
(EE)
(EE) Backtrace:
(EE) 0: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (mieqEnqueue+0x22b) [0x81f26bb]
(EE) 1: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (QueuePointerEvents+0x6d) [0x809ee8d]
(EE) 2: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (xf86PostMotionEventM+0x243) [0x80dd8b3]
(EE) 3: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/input/evdev_drv.so (EvdevReadInput+0xa52) [0xb5dc4a32]
(EE) 4: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (xf86SigioReadInput+0x31) [0x80cc381]
(EE) 5: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (xf86SIGIO+0x12a) [0x80fa51a]
(EE) 6: ? (?+0x12a) [0xb77d6529]
(EE) 7: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (sse2_combine_over_u+0x1a4) [0xb74d4374]
(EE) 8: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (general_composite_rect+0x325) [0xb74b4c65]
(EE) 9: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (pixman_image_composite32+0x39c) [0xb746003c]
(EE) 10: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (pixman_image_composite+0xa6) [0xb7460246]
(EE) 11: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/libfb.so (fbComposite+0x201) [0xb77c58e1]
(EE) 12: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/drivers/intel_drv.so (uxa_check_composite+0x28a) [0xb7231fba]
(EE) 13: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/drivers/intel_drv.so (uxa_composite+0x196) [0xb722e596]
(EE) 14: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (damageComposite+0x1d5) [0x8181845]
(EE) 15: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (CompositePicture+0x319) [0x8175309]
(EE) 16: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/drivers/intel_drv.so (uxa_trapezoids+0x689) [0xb722ff59]
(EE) 17: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (CompositeTrapezoids+0xab) [0x817550b]
(EE) 18: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (ProcRenderTrapezoids+0x1c0) [0x8179d20]
(EE) 19: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (ProcRenderDispatch+0x2d) [0x817593d]
(EE) 20: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (Dispatch+0x30d) [0x8080b4d]
(EE) 21: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (dix_main+0x3b5) [0x8084fa5]
(EE) 22: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (main+0x2e) [0x806cc4e]
(EE) 23: /lib/libc.so.6 (__libc_start_main+0xf5) [0xb758c525]
(EE) 24: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (_start+0x21) [0x806cc96]
(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: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (mieqEnqueue+0xfb) [0x81f258b]
(EE) 1: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (QueuePointerEvents+0x6d) [0x809ee8d]
(EE) 2: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (xf86PostMotionEventM+0x243) [0x80dd8b3]
(EE) 3: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/input/evdev_drv.so (EvdevReadInput+0xa52) [0xb5dc4a32]
(EE) 4: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (xf86SigioReadInput+0x31) [0x80cc381]
(EE) 5: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (xf86SIGIO+0x12a) [0x80fa51a]
(EE) 6: ? (?+0x12a) [0xb77d6529]
(EE) 7: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (bits_image_fetch_bilinear_affine_pad_x8r8g8b8+0x106) [0xb7470ba6]
(EE) 8: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (general_composite_rect+0x2df) [0xb74b4c1f]
(EE) 9: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (pixman_image_composite32+0x39c) [0xb746003c]
(EE) 10: /home/knut/fast/xorg/X11-w/usr/lib/libpixman-1.so.0 (pixman_image_composite+0xa6) [0xb7460246]
(EE) 11: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/libfb.so (fbComposite+0x201) [0xb77c58e1]
(EE) 12: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/drivers/intel_drv.so (uxa_check_composite+0x28a) [0xb7231fba]
(EE) 13: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/drivers/intel_drv.so (uxa_composite+0x196) [0xb722e596]
(EE) 14: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (damageComposite+0x1d5) [0x8181845]
(EE) 15: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (CompositePicture+0x319) [0x8175309]
(EE) 16: /home/knut/fast/xorg/X11-w/usr/lib/xorg/modules/drivers/intel_drv.so (uxa_trapezoids+0x689) [0xb722ff59]
(EE) 17: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (CompositeTrapezoids+0xab) [0x817550b]
(EE) 18: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (ProcRenderTrapezoids+0x1c0) [0x8179d20]
(EE) 19: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (ProcRenderDispatch+0x2d) [0x817593d]
(EE) 20: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (Dispatch+0x30d) [0x8080b4d]
(EE) 21: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (dix_main+0x3b5) [0x8084fa5]
(EE) 22: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (main+0x2e) [0x806cc4e]
(EE) 23: /lib/libc.so.6 (__libc_start_main+0xf5) [0xb758c525]
(EE) 24: /home/knut/fast/xorg/X11-w/usr/bin/Xorg (_start+0x21) [0x806cc96]
(EE)
[246309.594] [mi] Increasing EQ size to 512 to prevent dropped events.
[246309.595] [mi] EQ processing has resumed after 109 dropped events.
[246309.595] [mi] This may be caused my a misbehaving driver monopolizing the server's resources.

cu,
  Knut