I attached the previous dmesg without apparmor errors (although I don't see much useful in there)
** Attachment added: "kernel.txt" https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1756092/+attachment/5087121/+files/kernel.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1756092 Title: Screen freeze for some time when unlocking To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gdm3/+bug/1756092/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs