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Date: Tue, 15 May 2012 11:29:52 -0400 From: Dave Jones <davej@...hat.com> To: Tejun Heo <tj@...nel.org> Cc: Peter Zijlstra <peterz@...radead.org>, Hugh Dickins <hughd@...gle.com>, Ingo Molnar <mingo@...nel.org>, Ingo Molnar <mingo@...hat.com>, Stephen Boyd <sboyd@...eaurora.org>, Yong Zhang <yong.zhang0@...il.com>, linux-kernel@...r.kernel.org Subject: Re: [PATCH] lockdep: fix oops in processing workqueue On Tue, May 15, 2012 at 08:10:48AM -0700, Tejun Heo wrote: > >From 4d82a1debbffec129cc387aafa8f40b7bbab3297 Mon Sep 17 00:00:00 2001 > From: Peter Zijlstra <peterz@...radead.org> > Date: Tue, 15 May 2012 08:06:19 -0700 > > Under memory load, on x86_64, with lockdep enabled, the workqueue's > process_one_work() has been seen to oops in __lock_acquire(), barfing > on a 0xffffffff00000000 pointer in the lockdep_map's class_cache[]. can you elaborate what 'memory load' means here ? I'm curious if I can add something to my fuzzing tool to shake out bugs like this. 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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