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Message-ID: <alpine.DEB.2.10.1306281705340.10799@vincent-weaver-1.um.maine.edu> Date: Fri, 28 Jun 2013 17:07:38 -0400 (EDT) From: Vince Weaver <vincent.weaver@...ne.edu> To: Vince Weaver <vincent.weaver@...ne.edu> cc: linux-kernel@...r.kernel.org, Peter Zijlstra <peterz@...radead.org>, Paul Mackerras <paulus@...ba.org>, Ingo Molnar <mingo@...hat.com>, Arnaldo Carvalho de Melo <acme@...stprotocols.net>, trinity@...r.kernel.org Subject: Re: [testcase] perf: yet another fuzzer triggered crash On Fri, 28 Jun 2013, Vince Weaver wrote: > On Fri, 14 Jun 2013, Vince Weaver wrote: > > > OK, I haven't managed to get a small reproducible test case for the system > > crash yet > > I wasted the last 2 days bisecting a 10000 syscall trace, but below is a > 20-syscall testcase that rapidly makes a core2 machine running 3.10-rc7 > unusable. and it turns out I might have bisected down too much, as though that crashes my core2 system it doesn't crash newer machines. I'm too lazy to re-bisect today, but the much longer program here: http://web.eece.maine.edu/~vweaver/files/nmi_bug_snb.c reliably causes the same crash on a Sandybridge machine I have running 3.9 Vince Weaver vincent.weaver@...ne.edu http://www.eece.maine.edu/~vweaver/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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