PID: 5124 (Xorg) UID: 0 (root) GID: 0 (root) Signal: 11 (SEGV) Timestamp: Tue 2018-03-13 18:55:53 CET (3min 34s ago) Command Line: /usr/lib/xorg-server/Xorg :0 -seat seat0 -auth /run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch Executable: /usr/lib/xorg-server/Xorg Control Group: /system.slice/lightdm.service Unit: lightdm.service Slice: system.slice Boot ID: 5d6eee642a6641928810676bd0a6211d Machine ID: 452309a196304acfb3aaff1961b0cfa8 Hostname: masina-l Storage: /var/lib/systemd/coredump/core.Xorg.0.5d6eee642a6641928810676bd0a6211d.5124.1520963753000000.lz4 (inaccessible) Message: Process 5124 (Xorg) of user 0 dumped core. Stack trace of thread 5128: #0 0x00007fd23e3ec7e4 n/a (intel_drv.so) #1 0x00007fd23e370068 n/a (intel_drv.so) #2 0x000055b799b53d79 n/a (Xorg) #3 0x00007fd241bd9dd0 __restore_rt (libpthread.so.0) #4 0x00007fd241845860 raise (libc.so.6) #5 0x00007fd241846ec9 abort (libc.so.6) #6 0x00007fd24183e0bc __assert_fail_base (libc.so.6) #7 0x00007fd24183e133 __assert_fail (libc.so.6) #8 0x00007fd23b9e5e0d n/a (libinput.so.10) #9 0x00007fd23b9e68f8 n/a (libinput.so.10) #10 0x00007fd23b9d21d8 n/a (libinput.so.10) #11 0x00007fd23b9d1abf libinput_dispatch (libinput.so.10) #12 0x00007fd23bc05c19 n/a (libinput_drv.so) #13 0x000055b799b52163 n/a (Xorg) #14 0x000055b799b54861 n/a (Xorg) #15 0x000055b799b51fae n/a (Xorg) #16 0x00007fd241bcf08c start_thread (libpthread.so.0) #17 0x00007fd241906e7f __clone (libc.so.6) Stack trace of thread 5124: #0 0x00007fd241906fe6 epoll_pwait (libc.so.6) #1 0x000055b799b54817 n/a (Xorg) #2 0x000055b799b4d70b WaitForSomething (Xorg) #3 0x000055b7999edfc3 n/a (Xorg) #4 0x000055b7999f2260 n/a (Xorg) #5 0x00007fd241831f4a __libc_start_main (libc.so.6) #6 0x000055b7999dbf0a _start (Xorg) Stack trace of thread 5125: #0 0x00007fd241bd53bd pthread_cond_wait@@GLIBC_2.3.2 (libpthread.so.0) #1 0x00007fd23e3ec4a0 n/a (intel_drv.so) #2 0x00007fd241bcf08c start_thread (libpthread.so.0) #3 0x00007fd241906e7f __clone (libc.so.6)