On Tue, 26 Sep 2023 22:10:15 GMT, Chris Plummer <cjplum...@openjdk.org> wrote:
>> Switching the order did not fix the problem. >> >> Even if we end up resolving that this is just something that can happen when >> SA inspects things, I'd prefer to understand how this can arise. I guess I >> need to look into how the SA tries to find the owner. > > Yeah, I also haven't seen a good explanation for why this is happening yet. > I'll also look into SA, but I don't understand the hotspot code it is trying > to emulate that well so not sure how useful I'll be. I made a pass over the deadlock detection code involved. Nothing stuck out. There's not much in the way of SA-isms in this code. I think anyone with an understanding of how hotspot locking works should be able to navigate it pretty easily and maybe conjure a hypothesis as to why this happens as frequently as it does. ------------- PR Review Comment: https://git.openjdk.org/jdk/pull/15907#discussion_r1337857814