* Vince Weaver <vincent.wea...@maine.edu> wrote:

> On Mon, 18 Nov 2013, Peter Zijlstra wrote:
> 
> > On Fri, Nov 15, 2013 at 01:04:23PM -0500, Vince Weaver wrote:
> > > 
> > > (figured out the minicom issue).
> > > 
> > > Anyway while trying to reproduce the last bug I instead got this with
> > > the perf_fuzzer.
> > > 
> > > Is it worth continuing to run and report these issues?  I'm losing track 
> > > of all the open bugs.
> > 
> > This is looks like ext4. Not entirely sure how perf ties into this.
> 
> It's believable the filesystem could have issues (it's a fuzzer 
> machine, so it's had 100+ unclean shutdowns on an SSD drive in the 
> past few months) but as far as I know there shouldn't have been any 
> filesystem accesses happening at all when the bug triggered.
> 
> I thought it might be perf related due to the perf references in the 
> backtrace (and since it was being perf-fuzzed at the time).

Maybe the connection is that ext4 has lots of tracepoints?

Thanks,

        Ingo
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