Messages in this thread | | | From | Alexander Shishkin <> | Subject | Re: perf: WARNING: kernel/events/core.c:4893 perf_mmap_close | Date | Tue, 09 Aug 2016 08:15:17 +0300 |
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Vince Weaver <vincent.weaver@maine.edu> writes:
> Hello > > running the perf_fuzzer on Haswell, this is a new warning I don't think > I've seen before. > > It works out to be this code here: > > /* this has to be the last one */ > rb_free_aux(rb); > WARN_ON_ONCE(atomic_read(&rb->aux_refcount)); > > mutex_unlock(&event->mmap_mutex);
Awesome, I'll have a look. Can you tell it it was messing around with intel_bts driver from the fuzzer log?
Thanks, -- Alex
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