the RCU timeout was a red-herring; it occurs during the filter set-up. The actual test to find the stack tracer traced stack sizes is running w/o causing RCU soft lockup messages but it is failing to find the kernel function names that match the *lock* regex, so that's a bug.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1940972 Title: v5.13 kernel ftrace selftest fails on riscv64 unmatched To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu-kernel-tests/+bug/1940972/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs