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Message-ID: <1337890690.13348.199.camel@gandalf.stny.rr.com> Date: Thu, 24 May 2012 16:18:10 -0400 From: Steven Rostedt <rostedt@...dmis.org> To: Dave Jones <davej@...hat.com> Cc: Linux Kernel <linux-kernel@...r.kernel.org>, Frederic Weisbecker <fweisbec@...il.com>, Ingo Molnar <mingo@...hat.com>, linux-kbuild@...r.kernel.org Subject: Re: tracing ring_buffer_resize oops. On Thu, 2012-05-24 at 16:05 -0400, Dave Jones wrote: > On Thu, May 24, 2012 at 03:24:55PM -0400, Steven Rostedt wrote: > > On Thu, 2012-05-24 at 15:11 -0400, Dave Jones wrote: > > > > > > 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. > > > > Did you also do a make mrproper and try again? > > ok, that's nasty. Works fine after a make clean. > Thanks for verifying. I'm thinking this is a build bug. Something's not cleaning up properly. It may be with the recordmcount code. Perhaps objects needed to change where the mcount calls are and did not? I'll try other things to see if I can trigger this again. Then I'll save off the build tree, do a make clean, rebuild, and compare what's different. -- Steve -- 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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