Could this be related to disk activity maybe? What happens if you do one of the following:
$ find / or $ badblocks -vs /dev/sda (read-only badblocks test) -- grep -lir from / corrupts display https://bugs.launchpad.net/bugs/210084 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
