Fixed by removing the module in the end. http://kernel.ubuntu.com/git/ubuntu/autotest-client-tests.git/commit/?h=master-next&id=8b193fcf0bd2d74d9b1846768554eeb0ef0c7c4d
** No longer affects: lttng-modules ** Changed in: linux (Ubuntu) Status: In Progress => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1751213 Title: kernel security test report that the lttng_probe_writeback module is tainted on Bionic s390x To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1751213/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs