Comment 0 for bug 1813173

Using gnome-shell-pomodoro package https://packages.ubuntu.com/bionic/gnome-shell-pomodoro (no extension enabled) clicked Start Pomodoro and gnome-shell crashed and restarted

ProblemType: Crash
DistroRelease: Ubuntu 18.04
Package: gnome-shell 3.28.3-0ubuntu0.18.04.4
ProcVersionSignature: Ubuntu 4.15.0-43.46-generic 4.15.18
Uname: Linux 4.15.0-43-generic x86_64
ApportVersion: 2.20.9-0ubuntu7.5
Architecture: amd64
CrashCounter: 1
CurrentDesktop: ubuntu:GNOME
Date: Thu Jan 24 16:34:05 2019
DisplayManager: gdm3
ExecutablePath: /usr/bin/gnome-shell
InstallationDate: Installed on 2016-04-29 (999 days ago)
InstallationMedia: Ubuntu 16.04 LTS "Xenial Xerus" - Release amd64 (20160420.1)
ProcCmdline: /usr/bin/gnome-shell
SegvAnalysis:
 Segfault happened at: 0x7fa4603b6021 <clutter_container_get_child_meta+17>: mov (%rbx),%rdi
 PC (0x7fa4603b6021) ok
 source "(%rbx)" (0x00000000) not located in a known VMA region (needed readable region)!
 destination "%rdi" ok
SegvReason: reading NULL VMA
Signal: 11
SourcePackage: gnome-shell
StacktraceTop:
 clutter_container_get_child_meta () at /usr/lib/x86_64-linux-gnu/mutter/libmutter-clutter-2.so
 ffi_call_unix64 () at /usr/lib/x86_64-linux-gnu/libffi.so.6
 ffi_call () at /usr/lib/x86_64-linux-gnu/libffi.so.6
 () at /usr/lib/libgjs.so.0
 () at /usr/lib/libgjs.so.0
Title: gnome-shell crashed with SIGSEGV in clutter_container_get_child_meta()
UpgradeStatus: Upgraded to bionic on 2018-08-04 (173 days ago)
UserGroups: adm cdrom dip docker kvm libvirt libvirtd lpadmin plugdev sambashare sudo