The issue was that we had a lockup on a futex on a pthread_cond_wait(). I've added a time out to this and a re-spin with a yield to break the lockup.
Fix committed: https://kernel.ubuntu.com/git/cking/stress- ng.git/commit/?id=e7ef382acc7d49aa21a7e060872717c782db41aa Please re-test and let me know if this fixes the issue. ** Changed in: linux (Ubuntu) Status: In Progress => Fix Committed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1840867 Title: pthread test from ubuntu_stress_smoke_test hang with X To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1840867/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs