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Date: Sat, 12 Nov 2011 00:55:02 +0100 From: Pavel Machek <pavel@....cz> To: "Wouter M. Koolen" <W.M.Koolen-Wijkstra@....nl> Cc: "Rafael J. Wysocki" <rjw@...k.pl>, len.brown@...el.com, linux-kernel@...r.kernel.org Subject: Re: [BUG] NULL deref in swapin_readahead Hi! > >Well, the trace doesn't indicate how the problem is related to the > >suspend/resume code paths. > > > >Is this a regression for you? > > > >Thanks, > >Rafael > Hi Rafael, > > This problem manifests itself when resuming from RAM, but only very > infrequently. This is the third occurrence since I started using > this machine three months ago. I suspend it to RAM at least twice a > day. The previous two occurrences were on 3.0. So not a clear > regression in that sense. (Note this is from memory, I didn't record > those other two oopses) > > However, since it happens immediately upon resume, I suspected it > was related. Would you have any tips for stress testing resumes? If > I can increase the reproducibility then I could try to bisect it. It should be possible to configure machine for Wake-on-lan on wake-on-rtc, then run s2ram in a loop... Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html -- 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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