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Open Source and information security mailing list archives
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Date: Wed, 18 Apr 2007 15:21:57 +0200 From: Jens Axboe <jens.axboe@...cle.com> To: Brad Campbell <brad@...p.net.au> Cc: Neil Brown <neilb@...e.de>, Chuck Ebbert <cebbert@...hat.com>, lkml <linux-kernel@...r.kernel.org> Subject: Re: [OOPS] 2.6.21-rc6-git5 in cfq_dispatch_insert On Wed, Apr 18 2007, Brad Campbell wrote: > Jens Axboe wrote: > > >I had something similar for generic_unplug_request() as well, but didn't > >see/hear any reports of it being tried out. Here's a complete debugging > >patch for this and other potential dangers. > > > > I had a clean 2.6.21-rc7 that I forgot to change the default sched on take > down my main server last night. Another oops of the same variety. > Unfortunately only a digital photo to go by though. > > I've removed Neil's patch, applied yours and fired it up on my 4 drive test > box (the one that was causing the trouble before). I've finally scrounged > another machine for a serial logger and I'll beat it until it breaks. > Perhaps if I can get this to reliably trigger again we can track it down. Thanks for testing Brad, be sure to use the next patch I sent instead. The one from this mail shouldn't even get you booted. So double check that you are still using CFQ :-) -- Jens Axboe - 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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