I'm having exactly the same problem, but with Intel graphics card It started to happen after the upgrade to raring.
-- (EE) (EE) [mi] EQ overflow continuing. 500 events have been dropped. (EE) (EE) Backtrace: (EE) 0: /usr/bin/X (xorg_backtrace+0x49) [0xb76dcf79] (EE) 1: /usr/bin/X (mieqEnqueue+0xf8) [0xb76bb5b8] (EE) 2: /usr/bin/X (0xb752f000+0x54335) [0xb7583335] (EE) 3: /usr/bin/X (xf86PostMotionEventM+0x24b) [0xb75c001b] (EE) 4: /usr/bin/X (xf86PostMotionEvent+0xaa) [0xb75c026a] (EE) 5: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb572c000+0x3fa8) [0xb572ffa8] (EE) 6: /usr/lib/xorg/modules/input/synaptics_drv.so (0xb572c000+0x61c1) [0xb57321c1] (EE) 7: /usr/bin/X (0xb752f000+0x80121) [0xb75af121] (EE) 8: /usr/bin/X (0xb752f000+0xac173) [0xb75db173] (EE) 9: (vdso) (__kernel_sigreturn+0x0) [0xb750c400] (EE) 10: (vdso) (__kernel_vsyscall+0x10) [0xb750c424] (EE) 11: /lib/i386-linux-gnu/libc.so.6 (ioctl+0x19) [0xb71e90c9] (EE) 12: /usr/lib/i386-linux-gnu/libdrm.so.2 (drmIoctl+0x34) [0xb73fc9d4] (EE) 13: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb6e1a000+0x35497) [0xb6e4f497] (EE) 14: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb6e1a000+0x366af) [0xb6e506af] (EE) 15: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb6e1a000+0x5f1e2) [0xb6e791e2] (EE) 16: /usr/lib/xorg/modules/drivers/intel_drv.so (0xb6e1a000+0x72c32) [0xb6e8cc32] (EE) 17: /usr/bin/X (BlockHandler+0x49) [0xb7571469] (EE) 18: /usr/bin/X (WaitForSomething+0xfa) [0xb76da14a] (EE) 19: /usr/bin/X (0xb752f000+0x3ddbe) [0xb756cdbe] (EE) 20: /usr/bin/X (0xb752f000+0x2b535) [0xb755a535] (EE) 21: /lib/i386-linux-gnu/libc.so.6 (__libc_start_main+0xf5) [0xb711a935] (EE) 22: /usr/bin/X (0xb752f000+0x2b909) [0xb755a909] (EE) [540369.989] (EE) intel(0): Detected a hung GPU, disabling acceleration. [540369.989] (EE) intel(0): When reporting this, please include i915_error_state from debugfs and the full dmesg. [540369.989] [mi] Increasing EQ size to 512 to prevent dropped events. [540369.989] [mi] EQ processing has resumed after 523 dropped events. [540369.989] [mi] This may be caused my a misbehaving driver monopolizing the server's resources. -- -- You received this bug notification because you are a member of Ubuntu-X, which is subscribed to nvidia-graphics-drivers in Ubuntu. https://bugs.launchpad.net/bugs/1077616 Title: 10de:0ca3 (EE) [mi] EQ overflowing. Additional events will be discarded until existing events are processed To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nvidia-graphics-drivers/+bug/1077616/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~ubuntu-x-swat Post to : ubuntu-x-swat@lists.launchpad.net Unsubscribe : https://launchpad.net/~ubuntu-x-swat More help : https://help.launchpad.net/ListHelp
