I'm not sure but could this bug be related to the following two other kernel bugs?
1. https://bugzilla.redhat.com/show_bug.cgi?id=1986350 2. https://lists.archive.carbon60.com/linux/kernel/3616984 ** Bug watch added: Red Hat Bugzilla #1986350 https://bugzilla.redhat.com/show_bug.cgi?id=1986350 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1956130 Title: Kernel scheduler warning when running 5.13.0-22-generic To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.13/+bug/1956130/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs