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From: Alexander Shishkin <alexander.shishkin@linux.intel.com>
To: Vince Weaver <vincent.weaver@maine.edu>
Cc: Ingo Molnar <mingo@kernel.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>,
	Ingo Molnar <mingo@redhat.com>,
	linux-kernel@vger.kernel.org, eranian@google.com,
	Arnaldo Carvalho de Melo <acme@infradead.org>,
	vincent.weaver@maine.edu
Subject: Re: [PATCH v2 0/5] perf, bts: Fallout from the fuzzer for perf/urgent
Date: Thu, 08 Sep 2016 11:51:08 +0300	[thread overview]
Message-ID: <87eg4ukc5f.fsf@ashishki-desk.ger.corp.intel.com> (raw)
In-Reply-To: <alpine.DEB.2.20.1609072327480.20478@macbook-air>

Vince Weaver <vincent.weaver@maine.edu> writes:

> On the skylake machine with the original 5 patches I got this after 
> continuing to fuzz.  Sorry about the lack of frame pointer, next
> compile will have it enabled.
>
> If it matters, prior to this I hit the unrelated
> [25510.278199] WARNING: CPU: 1 PID: 25405 at kernel/events/core.c:3554 perf_event_read+0x18f/0x1a0
>
>
> [28682.174684] WARNING: CPU: 7 PID: 31992 at kernel/events/core.c:4961 perf_mmap_close+0x2e1/0x2f0

It just keeps on giving, doesn't it. I've got the same thing here during
the night, looking at it again. Did you capture the seed by any chance?

Thanks,
--
Alex

  reply	other threads:[~2016-09-08  8:51 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-06 13:23 Alexander Shishkin
2016-09-06 13:23 ` [PATCH v2 1/5] perf: Fix a race between mmap_close and set_output of AUX events Alexander Shishkin
2016-09-10 12:38   ` [tip:perf/core] perf/core: Fix a race between mmap_close() and set_output() " tip-bot for Alexander Shishkin
2016-09-06 13:23 ` [PATCH v2 2/5] perf: Fix aux_mmap_count vs aux_refcount order Alexander Shishkin
2016-09-10 12:38   ` [tip:perf/core] perf/core: " tip-bot for Alexander Shishkin
2016-09-06 13:23 ` [PATCH v2 3/5] perf/x86/intel/bts: Fix confused ordering of PMU callbacks Alexander Shishkin
2016-09-10 12:39   ` [tip:perf/core] " tip-bot for Alexander Shishkin
2016-09-06 13:23 ` [PATCH v2 4/5] perf/x86/intel/bts: Fix BTS PMI detection Alexander Shishkin
2016-09-10 12:39   ` [tip:perf/core] " tip-bot for Alexander Shishkin
2016-09-20 13:12   ` [PATCH] perf/x86/intel/bts: don't dereference ds unconditionally Sebastian Andrzej Siewior
2016-09-20 13:44     ` Alexander Shishkin
2016-09-20 13:54       ` Alexander Shishkin
2016-09-20 14:13     ` [tip:perf/urgent] perf/x86/intel/bts: Make sure debug store is valid tip-bot for Sebastian Andrzej Siewior
2016-09-06 13:23 ` [PATCH v2 5/5] perf/x86/intel/bts: Kill a silly warning Alexander Shishkin
2016-09-10 12:40   ` [tip:perf/core] " tip-bot for Alexander Shishkin
2016-09-06 17:19 ` [PATCH v2 0/5] perf, bts: Fallout from the fuzzer for perf/urgent Ingo Molnar
2016-09-07  0:13   ` Vince Weaver
2016-09-07 15:20   ` Alexander Shishkin
2016-09-07 15:36     ` Vince Weaver
2016-09-07 16:38       ` Peter Zijlstra
2016-09-07 18:33       ` Alexander Shishkin
2016-09-08  3:36         ` Vince Weaver
2016-09-08  8:51           ` Alexander Shishkin [this message]
2016-09-08 12:54             ` Vince Weaver
2016-09-08  6:21     ` Ingo Molnar
2016-09-08  6:23       ` Ingo Molnar
2016-09-08  8:43       ` Alexander Shishkin

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