Red Hat Bugzilla –
Attachment 680580 Details for
Bug 896745[abrt] xorg-x11-server-Xorg-1.13.1-4.fc18: OsAbort: Process /usr/bin/Xorg was killed by signal 6 (SIGABRT) I'm pretty sure I managed to crash the GDM by moving my mouse as it was fading to black before logging in/clicking anything