Mar 14 14:52:48 Griffindor systemd-coredump[4059]: Process 28380 (Xorg) of user 1000 dumped core. Stack trace of thread 28380: #0 0x00007f8992060860 raise (libc.so.6) #1 0x00007f8992061ec9 abort (libc.so.6) #2 0x000055b4d7e05cea OsAbort (Xorg) #3 0x000055b4d7ce1674 ddxGiveUp (Xorg) #4 0x000055b4d7e0b7e2 n/a (Xorg) #5 0x000055b4d7e0c625 FatalError (Xorg) #6 0x000055b4d7e02dde n/a (Xorg) #7 0x00007f89923f4dd0 n/a (libpthread.so.0) Stack trace of thread 28385: #0 0x00007f89923f373c __lll_lock_wait (libpthread.so.0) #1 0x00007f89923ecac6 __pthread_mutex_lock (libpthread.so.0) #2 0x000055b4d7e00ec0 input_lock (Xorg) #3 0x000055b4d7e01151 n/a (Xorg) #4 0x000055b4d7e03861 n/a (Xorg) #5 0x000055b4d7e00fae n/a (Xorg) #6 0x00007f89923ea08c start_thread (libpthread.so.0) #7 0x00007f8992121e7f __clone (libc.so.6) Stack trace of thread 28381: #0 0x00007f89923f03bd pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x00007f898cc9dfbc n/a (r600_dri.so) #2 0x00007f898cc9dec8 n/a (r600_dri.so) #3 0x00007f89923ea08c start_thread (libpthread.so.0) #4 0x00007f8992121e7f __clone (libc.so.6) Stack trace of thread 28382: #0 0x00007f89923f03bd pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x00007f898cc9dfbc n/a (r600_dri.so) #2 0x00007f898cc9dec8 n/a (r600_dri.so) #3 0x00007f89923ea08c start_thread (libpthread.so.0) #4 0x00007f8992121e7f __clone (libc.so.6)