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Message-Id: <1174768043.13793.3.camel@localhost> Date: Sat, 24 Mar 2007 21:27:23 +0100 From: Kasper Sandberg <lkml@...anurb.dk> To: Christoph Maier <lists@...istoph-maier.de> Cc: jckn@....net, linux-kernel@...r.kernel.org Subject: Re: race condition in dm-crypt? On Fri, 2007-03-23 at 21:41 +0100, Christoph Maier wrote: > Jan C. Nordholz wrote: > > I think I'm experiencing a race condition: Irregularly my kernel runs > > into an Oops when it tries to initialize my crypt containers. > > FYI, there are similiar reports on the net, going as far back as May 2006: > http://article.gmane.org/gmane.linux.kernel.device-mapper.dm-crypt/1636 > is the oldest one I could find. > > Bugzilla entry: http://bugzilla.kernel.org/show_bug.cgi?id=7388 > > I, too, ran into the bug and failed to reproduce it. However, it might > be worth knowing that the system went to 100% iowait afterwards. Very interresting actually. I myself run dm-crypt and somewhat regularly my io stops for 5-10 seconds, with seemingly no errors or high load, io just stalls, and then returns after a while. > > Regards, Christoph Maier > > - > 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/ > - 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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