I submitted a bug on bugzilla.mozilla.org https://bugzilla.mozilla.org/show_bug.cgi?id=1871155
- Bug#1059171: firefox-esr: Firefox freezes after upgrade f... pierre
- Bug#1059171: Acknowledgement (firefox-esr: Firefox f... Pierre Aussaguel
- Bug#1059171: firefox-esr: Firefox freezes after upgr... Mike Hommey
- Bug#1059171: firefox-esr: Firefox freezes after ... Pierre Aussaguel