I saw this too (at least apport directed me here). Looks like the interesting part of the stack trace is:
#2 0x000055d4c3a35087 in tracker_log_handler (domain=0x7f604410600e "GLib", log_level=6, message=0x7f5ff4000c00 "Failed to set scheduler settings: Operation not permitted", user_data=0x0) at ../src/libtracker- miners-common/tracker-log.c:142 Seems like there's various bugs involved, but start from https://gitlab.gnome.org/GNOME/tracker/issues/180 if you want to read up. ** Information type changed from Private to Public ** Bug watch added: gitlab.gnome.org/GNOME/tracker/issues #180 https://gitlab.gnome.org/GNOME/tracker/issues/180 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1864153 Title: tracker-extract crashed with signal 5 in start_thread() To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/tracker-miners/+bug/1864153/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs