Another confirmation.. Hi, i have a similar problem that has been present since a couple of months with various driver versions, and i finally made it dissapear with nvidia-current-updates a month ago, and it worked just fine until today.
System info: Intel i7 2500k 8GB Ram Intel SSD Gfx: 01:00.0 VGA compatible controller: NVIDIA Corporation GF114 [GeForce GTX 560] (rev a1) Ubuntu 12.04 LTS Kernel: # uname -a Linux trillian 3.2.0-35-generic #55-Ubuntu SMP Wed Dec 5 17:42:16 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux Driver: # dpkg -l | grep nvidia-current ii nvidia-current 295.40-0ubuntu1.1 NVIDIA binary Xorg driver, kernel module and VDPAU library ii nvidia-current-updates 304.43-0ubuntu0.1 NVIDIA binary Xorg driver, kernel module and VDPAU library Previous problems experienced as described on this page: http://www.playtool.com/pages/artifacts/artifacts.html Issue list: Bus Artifacts, Video RAM artifacts Hard lockups Firefox at 120% CPU [migration/d] at 100% CPU (Multiple processes) Current problems Desktop Un-responsive, no action on input, eithier with keyboard or mouse Black Screen with no mouse pointer Firefox at 120% CPU [migration/d] at 100% CPU (Multiple processes) Possible to recover system via SSH to kill firefox which restarts lightdm and kills the session. When logging in again, the same issue occures and this time i did a soft reboot via SSH "$ sudo reboot". No lockups for a while now, but still waiting.. # tail -f x-0.log: [mi] EQ overflowing. Additional events will be discarded until existing events are processed. Backtrace: 0: /usr/bin/X (xorg_backtrace+0x26) [0x7f87d62be876] 1: /usr/bin/X (mieqEnqueue+0x263) [0x7f87d629ef53] 2: /usr/bin/X (0x7f87d6136000+0x62a34) [0x7f87d6198a34] 3: /usr/lib/xorg/modules/input/evdev_drv.so (0x7f87cdb77000+0x5d88) [0x7f87cdb7cd88] 4: /usr/bin/X (0x7f87d6136000+0x8af37) [0x7f87d61c0f37] 5: /usr/bin/X (0x7f87d6136000+0xb0d1a) [0x7f87d61e6d1a] 6: /lib/x86_64-linux-gnu/libpthread.so.0 (0x7f87d545c000+0xfcb0) [0x7f87d546bcb0] 7: /lib/x86_64-linux-gnu/libc.so.6 (nanosleep+0x10) [0x7f87d438b820] 8: /lib/x86_64-linux-gnu/libc.so.6 (usleep+0x34) [0x7f87d43b9774] 9: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x49942d) [0x7f87cf54f42d] 10: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x4996d6) [0x7f87cf54f6d6] 11: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x4999a5) [0x7f87cf54f9a5] 12: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x4999cc) [0x7f87cf54f9cc] 13: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x49b7b6) [0x7f87cf5517b6] 14: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x4a6425) [0x7f87cf55c425] 15: /usr/bin/X (0x7f87d6136000+0x4e8a1) [0x7f87d61848a1] 16: /usr/bin/X (0x7f87d6136000+0x3d7ba) [0x7f87d61737ba] 17: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xed) [0x7f87d42ed76d] 18: /usr/bin/X (0x7f87d6136000+0x3daad) [0x7f87d6173aad] [mi] These backtraces from mieqEnqueue may point to a culprit higher up the stack. [mi] mieq is *NOT* the cause. It is a victim. [mi] Increasing EQ size to 512 to prevent dropped events. [mi] EQ processing has resumed after 67 dropped events. [mi] This may be caused my a misbehaving driver monopolizing the server's resources. ^C root@trillian:/var/log/lightdm# tail -f x-0.log 14: /usr/lib/x86_64-linux-gnu/xorg/extra-modules/nvidia_drv.so (0x7f87cf0b6000+0x4a6425) [0x7f87cf55c425] 15: /usr/bin/X (0x7f87d6136000+0x4e8a1) [0x7f87d61848a1] 16: /usr/bin/X (0x7f87d6136000+0x3d7ba) [0x7f87d61737ba] 17: /lib/x86_64-linux-gnu/libc.so.6 (__libc_start_main+0xed) [0x7f87d42ed76d] 18: /usr/bin/X (0x7f87d6136000+0x3daad) [0x7f87d6173aad] [mi] These backtraces from mieqEnqueue may point to a culprit higher up the stack. [mi] mieq is *NOT* the cause. It is a victim. [mi] Increasing EQ size to 512 to prevent dropped events. [mi] EQ processing has resumed after 67 dropped events. [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/973096 Title: Nvidia driver causes xorg crash To manage notifications about this bug go to: https://bugs.launchpad.net/nvidia-drivers-ubuntu/+bug/973096/+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
