https://bugzilla.kernel.org/show_bug.cgi?id=214029
--- Comment #21 from Christian König (christian.koenig@amd.com) --- No problem. It just took me a while to realize what the issue is.
The patches bisected didn't caused it, but rather just made it more likely to appear.
Can I add your mail as Tested-by? (you potentially get a bit more spam with that).