Do you have a reliable way to reproduce the bug? If so, I can perform a kernel bisect to identify the commit that introduced this regression.
** Tags added: needs-bisect -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1163349 Title: kernel panic: ring_doorbell_for_active_rings To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1163349/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs