Messages in this thread | | | Date | Tue, 17 Mar 2015 15:11:18 +0100 | From | Peter Zijlstra <> | Subject | Re: perf: fuzzer causes lockup in x86_pmu_event_init() |
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On Tue, Mar 17, 2015 at 02:55:36PM +0100, Jiri Olsa wrote: > On Mon, Mar 02, 2015 at 02:13:25PM -0500, Vince Weaver wrote: > > On Sat, 28 Feb 2015, Jiri Olsa wrote: > > > > > hum, I dont see the locking is a problem.. but looks like once > > > the sibling becomes singleton event, we dont init its sibling_list > > > > > > how about patch below.. compile tested ;-) > > > > so this is instead of PeterZ's patch? > > > > I'll start my test-machine fuzzing with this plus the infinite-interrupt > > fix and see what happens. The machines do eventually trigger the issue > > somwhat consistently but it can take up to a week before they hit it > > so it's a tough one to test for. > > I guess no news is good news in here.. ;-) > > Peter, should I repost formal patch or you'll take it somehow
Yeah, please send with a proper changelog, I'll stuff it in someplace.
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