ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: called for pid 1090, signal 6, core limit 18446744073709551615, dump mode 1
ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: ignoring implausibly big core limit, treating as unlimited
ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: executable: /usr/lib/xorg/Xorg (command line "/usr/lib/xorg/Xorg -core :0 -seat seat0 -auth /var/run/lightdm/root/:0 -nolisten tcp vt7 -novtswitch")
ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: is_closing_session(): no DBUS_SESSION_BUS_ADDRESS in environment
ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: wrote report /var/crash/_usr_lib_xorg_Xorg.0.crash
ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: writing core dump to /core (limit: -1)
ERROR: apport (pid 1121) Sat Apr 21 11:06:43 2018: writing core dump /core of size 1945600