On Mon, 30 Jul 2018, Sodagudi Prasad wrote: > How about including below change as well? Currently, there is no way to That would be a completely separate change. > identify thread migrations completed or not. When we observe this issue, the > symptom was work queue lock up. It is better to have some timeout here and > induce the bug_on. BUG_ON() is wrong. Why kill the thing if there is at least a theoretical chance that stuff can continue half baken so you can get more info out of it. The back trace is pretty much uninteresting. Thanks, tglx