FWIW this could be a snapd bug, because while my system was unable to boot, I disabled all the snaps I had installed except the core snap, and then after being able to reboot I now re-enable all the snaps and see some warnings:
May 25 17:32:16 systemd[1]: Starting AppArmor initialization... May 25 17:32:16 apparmor[21005]: * Starting AppArmor profiles May 25 17:32:16 apparmor[21005]: Skipping profile in /etc/apparmor.d/disable: usr.bin.firefox May 25 17:32:16 apparmor[21005]: Skipping profile in /etc/apparmor.d/disable: usr.sbin.rsyslogd May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.benchmark (/var/lib/snapd/apparmor/profiles/snap.lxd.benchmark line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.activate (/var/lib/snapd/apparmor/profiles/snap.lxd.activate line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.buginfo (/var/lib/snapd/apparmor/profiles/snap.lxd.buginfo line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.daemon (/var/lib/snapd/apparmor/profiles/snap.lxd.daemon line 533): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.check-kernel (/var/lib/snapd/apparmor/profiles/snap.lxd.check-kernel line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.lxc (/var/lib/snapd/apparmor/profiles/snap.lxd.lxc line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.migrate (/var/lib/snapd/apparmor/profiles/snap.lxd.migrate line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:16 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.lxd (/var/lib/snapd/apparmor/profiles/snap.lxd.lxd line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.activate (/var/lib/snapd/apparmor/profiles/snap.lxd.activate line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.buginfo (/var/lib/snapd/apparmor/profiles/snap.lxd.buginfo line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.benchmark (/var/lib/snapd/apparmor/profiles/snap.lxd.benchmark line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.check-kernel (/var/lib/snapd/apparmor/profiles/snap.lxd.check-kernel line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.lxc (/var/lib/snapd/apparmor/profiles/snap.lxd.lxc line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.lxd (/var/lib/snapd/apparmor/profiles/snap.lxd.lxd line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.migrate (/var/lib/snapd/apparmor/profiles/snap.lxd.migrate line 485): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:34 apparmor[21005]: Warning from /var/lib/snapd/apparmor/profiles/snap.lxd.daemon (/var/lib/snapd/apparmor/profiles/snap.lxd.daemon line 533): Unconfined exec qualifier (ux) allows some dangerous environment variables to be passed to the unconfined process; 'man 5 apparmor.d' for details. May 25 17:32:52 apparmor[21005]: ...fail! However, AFAICT these Warning's shouldn't cause apparmor to fail right? -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1830502 Title: apparmor fails to start with no parser errors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/apparmor/+bug/1830502/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
