We need to pick the upstream fix 338d0be437ef apparmor: fix ptrace read check
and we should probably pick 1f8266ff5884 (fix-setuid) apparmor: don't try to replace stale label in ptrace access check to avoid other problems. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1890848 Title: 'ptrace trace' needed to readlink() /proc/*/ns/* files on older kernels To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1890848/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs