gjs-console crashed with signal 7 in tracker_ontologies_load_gvdb()

[Karma Dorje]

this is an automated bug report.

$ lsb_release -rd
Description: Ubuntu Bionic Beaver (development branch)
Release: 18.04

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gjs 1.51.91-1
ProcVersionSignature: Ubuntu 4.15.0-10.11-generic 4.15.3
Uname: Linux 4.15.0-10-generic x86_64
ApportVersion: 2.20.8-0ubuntu10
Architecture: amd64
CurrentDesktop: ubuntu:GNOME
Date: Thu Mar 15 11:00:17 2018
ExecutablePath: /usr/bin/gjs-console
InstallationDate: Installed on 2015-08-05 (952 days ago)
InstallationMedia: Ubuntu 15.04 "Vivid Vervet" - Release amd64 (20150422)
ProcCmdline: /usr/bin/gjs-console /usr/bin/gnome-documents --gapplication-service
ProcEnviron:
 XDG_RUNTIME_DIR=<set>
 SHELL=/bin/bash
 PATH=(custom, no user)
 LANG=ru_RU.UTF-8
Signal: 7
SourcePackage: gjs
StacktraceTop:
 ?? () from /usr/lib/x86_64-linux-gnu/tracker-2.0/libtracker-data.so.0
 tracker_ontologies_load_gvdb () from /usr/lib/x86_64-linux-gnu/tracker-2.0/libtracker-data.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/tracker-2.0/libtracker-data.so.0
 ?? () from /usr/lib/x86_64-linux-gnu/libtracker-sparql-2.0.so.0
 ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
Title: gjs-console crashed with signal 7 in tracker_ontologies_load_gvdb()
UpgradeStatus: No upgrade log present (probably fresh install)
UserGroups: adm bumblebee cdrom dip libvirt lpadmin plugdev sambashare sudo video

[Apport retracing service (apport)]

StacktraceTop:
 gvdb_table_new (filename=filename@entry=0x7f00d0026790 "/home/karma/.cache/tracker/ontologies.gvdb", trusted=trusted@entry=1, error=error@entry=0x7f00d8477ab0) at gvdb-reader.c:166
 tracker_ontologies_load_gvdb (filename=filename@entry=0x7f00d0026790 "/home/karma/.cache/tracker/ontologies.gvdb", error=error@entry=0x7f00d8477ab0) at tracker-ontologies.c:626
 load_ontologies_gvdb (error=0x7f00d8477ab0, manager=0x563ec9542620) at tracker-data-manager.c:3868
 tracker_data_manager_initable_init (initable=<optimized out>, cancellable=<optimized out>, error=0x7f00d8477b30) at tracker-data-manager.c:4261
 tracker_direct_connection_thread_func (self=0x563ec955d090) at /home/carlos/Source/gnome/tracker/src/libtracker-direct/tracker-direct.vala:134