Reproducable also here in this url with the GPU mentioned above when scrolling up and down a bit:
http://www.bilder-hochladen.net/files/fcjc-12-jpg.html This URL loaded in Firefox resulted in a: Aug 24 21:35:14 sofa kernel: [91459.900989] [drm:radeon_fence_wait] *ERROR* fence(ffff88009eadfa80:0x0025F614) 20ms timeout Aug 24 21:35:14 sofa kernel: [91459.900993] [drm:radeon_fence_wait] *ERROR* last signaled fence(0x0025F614) Aug 24 21:35:14 sofa kernel: [91460.451285] [drm:radeon_fence_wait] *ERROR* fence(ffff8800d050fa40:0x0025F617) 510ms timeout going to reset GPU and a 950 minute rebuild of the md device here. No SysRQ again and immediately after the black screen all network connections have been dropped. -- ATI radeon KMS driver - gpu lockup https://bugs.launchpad.net/bugs/568605 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs