Comment 1 for bug 1190898

some more messages in /var/log/syslog:

Jun 14 09:54:09 legolas kernel: [ 2448.290739] unity_support_t[7574]: segfault at c2 ip 000000000040173f sp 00007fffcf81db00 error 4 in unity_support_test[400000+4000]
Jun 14 09:55:21 legolas kernel: [ 2519.537193] compiz[7323]: segfault at 60 ip 00007f79a09acf40 sp 00007fff276b0d28 error 4 in libcomposite.so[7f79a099c000+22000]
Jun 14 09:56:11 legolas gnome-session[7199]: WARNING: Child process 7323 was already dead.
Jun 14 09:56:11 legolas gnome-session[7199]: WARNING: Application 'compiz.desktop' killed by signal 11
Jun 14 09:56:11 legolas gnome-session[7199]: WARNING: App 'compiz.desktop' respawning too quickly
Jun 14 09:56:11 legolas gnome-session[7199]: CRITICAL: We failed, but the fail whale is dead. Sorry....
Jun 14 09:56:11 legolas kernel: [ 2569.939232] unity_support_t[7596]: segfault at c2 ip 000000000040173f sp 00007fffb40009a0 error 4 in unity_support_test[400000+4000]