I have not experienced this problem running upstream kernels since my last comment on April 23, so it seems to definitely be some issue with the Ubuntu kernel. Tomorrow, I will try to see if I can isolate a means to reliably trigger the problem as an aid to bisection.
-- 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