The stack trace looks very much like it would be the effect of https://savannah.gnu.org/bugs/index.php?59202, fixed in https://git.savannah.gnu.org/cgit/groff.git/commit/?id=c788cf8c6bbe939fa11f7ec032e525a7e33f41b6.
** Bug watch added: GNU Savannah Bug Tracker #59202 http://savannah.gnu.org/bugs/?59202 ** Also affects: groff via http://savannah.gnu.org/bugs/?59202 Importance: Unknown Status: Unknown -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1942974 Title: troff crashed with SIGSEGV To manage notifications about this bug go to: https://bugs.launchpad.net/groff/+bug/1942974/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
