Verified bionic, focal, and hirsute (hwe kernel in focal) with steps in comment #1.
The kernel packages in -updates hit the issue. The kernel packages in -proposed don't hit it. ubuntu@mfo-aufs-bionic:~/aufs$ uname -rv 4.15.0-163-generic #171-Ubuntu SMP Fri Nov 5 11:55:11 UTC 2021 ubuntu@mfo-aufs-focal:~$ uname -rv 5.4.0-91-generic #102-Ubuntu SMP Fri Nov 5 16:31:28 UTC 2021 ubuntu@mfo-aufs-focal:~/aufs$ uname -rv 5.11.0-41-generic #45~20.04.1-Ubuntu SMP Wed Nov 10 10:20:10 UTC 2021 ** Tags removed: verification-needed-bionic verification-needed-focal verification-needed-hirsute ** Tags added: verification-done-bionic verification-done-focal verification-done-hirsute -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1948470 Title: aufs: kernel bug with apparmor and fuseblk To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1948470/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs