It's possible these are just OOMkiller related, but the first few call traces seem centered around snapd and I don't notice any OOMKiller messages until towards the end of the dmesg log.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1729878 Title: stress-ng triggering call-traces on s390x z/VM instances To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1729878/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs