The following test timed out in the JDK22 CI:

serviceability/jvmti/vthread/SelfSuspendDisablerTest/SelfSuspendDisablerTest.java#no-vmcontinuations

Here's a snippet from the log file:

#section:main
----------messages:(8/488)----------
command: main -agentlib:SelfSuspendDisablerTest -XX:+UnlockExperimentalVMOptions -XX:-VMContinuations SelfSuspendDisablerTest
reason: User specified action: run main/othervm/native -agentlib:SelfSuspendDisablerTest -XX:+UnlockExperimentalVMOptions -XX:-VMContinuations SelfSuspendDisablerTest
started: Thu Sep 21 08:33:46 UTC 2023
Mode: othervm [/othervm specified]
Timeout information:
--- Timeout information end.
finished: Thu Sep 21 08:54:44 UTC 2023
elapsed time (seconds): 1258.11
----------configuration:(0/0)----------
----------System.out:(9/382)----------
Agent init started
Agent init finished
Expected platform thread state: 000000 got: 000000
Expected virtual thread state: 000000 got: 000000
Expected platform thread state: 000005 got: 000005
Expected virtual thread state: 000005 got: 000005
Expected platform thread state: 100005 got: 100005
Expected virtual thread state: 100005 got: 100005
Timeout signalled after 1200 seconds
----------System.err:(0/0)----------
----------rerun:(39/7972)*----------

<snip>

result: Error. Program `/opt/mach5/mesos/work_dir/jib-master/install/jdk-22+16-1243/linux-x64-debug.jdk/jdk-22/fastdebug/bin/java' timed out (timeout set to 1200000ms, elapsed time including timeout handling was 1258081ms).