Something similar here too, with DBUS crashing out, and not generating a complete core dump (though plenty of disk and RAM)
un 17 00:10:40 xps15 gjs[2607]: g_object_unref: assertion 'G_IS_OBJECT (object)' failed Jun 17 00:10:40 xps15 gjs[2607]: message repeated 8 times: [ g_object_unref: assertion 'G_IS_OBJECT (object)' failed] Jun 17 00:10:40 xps15 systemd[1991]: gnome-terminal-server.service: Main process exited, code=killed, status=15/TERM Jun 17 00:10:40 xps15 systemd[1991]: gnome-terminal-server.service: Succeeded. Jun 17 00:10:45 xps15 gsd-print-notif[2333]: Source ID 3 was not found when attempting to remove it Jun 17 00:10:45 xps15 kernel: [ 8851.668166] rfkill: input handler enabled Jun 17 00:10:45 xps15 systemd[1]: unattended-upgrades.service: Succeeded. Jun 17 00:10:45 xps15 systemd[1991]: Stopping D-Bus User Message Bus... Jun 17 00:10:45 xps15 systemd[1991]: at-spi-dbus-bus.service: Succeeded. Jun 17 00:10:45 xps15 gnome-session[2037]: gnome-session-binary[2037]: WARNING: Lost name on bus: org.gnome.SessionManager Jun 17 00:10:45 xps15 gnome-session[2037]: gnome-session-binary[2037]: CRITICAL: We failed, but the fail whale is dead. Sorry.... Jun 17 00:10:45 xps15 gnome-session-binary[2037]: WARNING: Lost name on bus: org.gnome.SessionManager Jun 17 00:10:45 xps15 gnome-session-binary[2037]: CRITICAL: We failed, but the fail whale is dead. Sorry.... Jun 17 00:10:45 xps15 gvfsd[2182]: A connection to the bus can't be made Jun 17 00:10:45 xps15 gnome-shell[2175]: [AppIndicatorSupport-DEBUG] Lost nameorg.kde.StatusNotifierWatcher Jun 17 00:10:45 xps15 gnome-shell[2175]: JS WARNING: [resource:///org/gnome/gjs/modules/signals.js 128]: Too many arguments to method Clutter.Actor.destroy: expected 0, got 1 Jun 17 00:10:45 xps15 systemd[1991]: run-user-1000-gvfs.mount: Succeeded. Jun 17 00:10:45 xps15 systemd[1991]: gvfs-daemon.service: Main process exited, code=killed, status=15/TERM Jun 17 00:10:45 xps15 systemd[1991]: xdg-permission-store.service: Main process exited, code=exited, status=1/FAILURE Jun 17 00:10:45 xps15 tracker-miner-f[2474]: Owner of volume monitor org.gtk.vfs.UDisks2VolumeMonitor disconnected from the bus; removing drives/volumes/mounts Jun 17 00:10:45 xps15 systemd[1991]: xdg-permission-store.service: Failed with result 'exit-code'. Jun 17 00:10:45 xps15 tracker-miner-f[2474]: Owner of volume monitor org.gtk.vfs.GPhoto2VolumeMonitor disconnected from the bus; removing drives/volumes/mounts Jun 17 00:10:45 xps15 systemd[1991]: gvfs-metadata.service: Succeeded. Jun 17 00:10:45 xps15 kernel: [ 8851.715910] dbus-daemon[2029]: segfault at 0 ip 00007fcf20d73e53 sp 00007ffefaadc258 error 6 in libdbus-1.so.3.19.9[7fcf20d51000+2d000] Jun 17 00:10:45 xps15 kernel: [ 8851.715930] Code: 89 12 48 89 52 08 48 89 17 c3 0f 1f 44 00 00 48 89 d6 e9 80 fe ff ff 48 8b 46 08 48 39 f0 74 47 48 8b 16 48 89 42 08 48 8b 16 <48> 89 10 48 39 37 74 15 48 c7 46 08 00 00 00 00 48 c7 06 00 00 00 -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to apport in Ubuntu. https://bugs.launchpad.net/bugs/1808861 Title: Problem crashes Unreportable - Invalid core dump: BFD: warning: apport_core is truncated Status in apport package in Ubuntu: Invalid Status in chromium-browser package in Ubuntu: Invalid Bug description: Trying to report a crash in chromium-browser, get Unreportable reason Invalid core dump: BFD: warning apport_core is truncated (see screenshot, can't copy message from apport dialog - bug # 1273752). UnreportableReason: Invalid core dump: BFD: warning: /tmp/apport_core_6yb3cl_7 is truncated: expected core file size >= 1245646848, found: 760283136 warning: core file may not match specified executable file. Expected: able to report ? ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: apport 2.20.9-0ubuntu7.5 ProcVersionSignature: User Name 4.15.0-42.45-generic 4.15.18 Uname: Linux 4.15.0-42-generic x86_64 ApportLog: ERROR: apport (pid 31805) Mon Dec 17 15:14:09 2018: called for pid 15848, signal 5, core limit 0, dump mode 1 ERROR: apport (pid 31805) Mon Dec 17 15:14:09 2018: executable: /usr/lib/chromium-browser/chromium-browser (command line "/usr/lib/chromium-browser/chromium-browser\ --enable-pinch") ERROR: apport (pid 31805) Mon Dec 17 15:14:09 2018: is_closing_session(): no DBUS_SESSION_BUS_ADDRESS in environment ERROR: apport (pid 31805) Mon Dec 17 15:15:23 2018: wrote report /var/crash/_usr_lib_chromium-browser_chromium-browser.1000.crash ApportVersion: 2.20.9-0ubuntu7.5 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Mon Dec 17 15:30:28 2018 EcryptfsInUse: Yes InstallationDate: Installed on 2018-09-12 (96 days ago) InstallationMedia: Ubuntu 16.04.5 LTS "Xenial Xerus" - Release amd64 (20180731) PackageArchitecture: all ProcEnviron: TERM=xterm-256color PATH=(custom, no user) XDG_RUNTIME_DIR=<set> LANG=en_US.UTF-8 SHELL=/bin/bash SourcePackage: apport UpgradeStatus: Upgraded to bionic on 2018-09-28 (80 days ago) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apport/+bug/1808861/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp