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Date: Thu, 24 May 2012 15:11:47 -0400 From: Dave Jones <davej@...hat.com> To: Steven Rostedt <rostedt@...dmis.org> Cc: Linux Kernel <linux-kernel@...r.kernel.org>, Frederic Weisbecker <fweisbec@...il.com>, Ingo Molnar <mingo@...hat.com> Subject: Re: tracing ring_buffer_resize oops. On Thu, May 24, 2012 at 02:54:32PM -0400, Steven Rostedt wrote: > On Thu, 2012-05-24 at 14:47 -0400, Dave Jones wrote: > > On Thu, May 24, 2012 at 01:35:14PM -0400, Steven Rostedt wrote: > > > > > Hmm, I wonder if this is the break point change :-/ > > > > > > Do you have NMIs enabled? I didn't have 'paranoid_exit' in my backtrace > > > when I saw the bug. > > > > $ grep NMI .config > > CONFIG_OPROFILE_NMI_TIMER=y > > CONFIG_HAVE_PERF_EVENTS_NMI=y > > CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG=y > > CONFIG_HPWDT_NMI_DECODING=y > > # CONFIG_DEBUG_NMI_SELFTEST is not set > > Could you email your entire config. I haven't been able to trigger the > bug again. Maybe your config might do it :-/ http://fpaste.org/BTN7/raw/ > Also, how reproducible is it? When it triggered for me, it was constant. > Every boot and test failed. But after I did the make mrproper, I have > not been able to trigger it again. This is why I put it down as a bad > build. happens every time for me so far. Dave -- 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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