Hello, It seems that the IO-APIC [1] is the main origin of this instability. So booting the kernel with the option "noapic" seems to be a good workaround for this issue, even if it's difficult to me to spot the commit which is the origin of this problem in reasonable time.
Best regards, [1]: https://fr.wikipedia.org/wiki/IO-APIC Sylvain -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1776005 Title: kernel instability with BTRFS filesystem as rootfs To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1776005/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs