This bug is pretty old. Can you reproduce this on latest AppArmor? For exmaple in Ubuntu 17.10 daily build virtual machine?
-- You received this bug notification because you are a member of Desktop Packages, which is subscribed to firefox in Ubuntu. https://bugs.launchpad.net/bugs/1063440 Title: sys_ptrace denied with Firefox 16 Status in firefox package in Ubuntu: Confirmed Bug description: This might have been happening earlier, but I'm logging it now. Oct 7 16:52:35 sec-precise-amd64 kernel: [ 3861.291488] type=1400 audit(1349646755.357:34): apparmor="DENIED" operation="capable" parent=14062 profile="/usr/lib/firefox/firefox{,*[^s][^h]}" pid=18584 comm="firefox" capability=19 capname="sys_ptrace" To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/firefox/+bug/1063440/+subscriptions -- Mailing list: https://launchpad.net/~desktop-packages Post to : desktop-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~desktop-packages More help : https://help.launchpad.net/ListHelp