After upgrading my kernel (see https://bugs.launchpad.net/ubuntu/+source/lightdm/+bug/1198210), i see now that the text which briefly flashes across the screen during the 'crash' after attempting to login is:
[ 12.901625] nouveau E[ PGRAPH][0000:01:00.0] ROP0 ch 1 [0x000007fc92] 0x80000000 0x80000001 [ 12.901701] nouveau E[ PGRAPH][0000:01:00.0] ROP1 ch 1 [0x000007fc92] 0x80000000 0x80000001 Same bug? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1181441 Title: nouveau corruption and then hang To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1181441/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
