linux-kernel - Re: INFO: task umount:1524 blocked for more than 120 seconds

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Message-ID: <20100512150404.GB29867@atrey.karlin.mff.cuni.cz>
Date:	Wed, 12 May 2010 17:04:04 +0200
From:	Jan Kara <jack@...e.cz>
To:	Justin Mattock <justinmattock@...il.com>
Cc:	linux-ext4@...r.kernel.org,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Stefan Richter <stefanr@...6.in-berlin.de>
Subject: Re: INFO: task umount:1524 blocked for more than 120 seconds

> I have a reproduceable problem  happening over here
> with unmount and ext4
> if I sudo cp -R xserver(all libs/apps from git)
> to an external
> SmartDsk FireLite
> then after the cp is done
> sudo umount /dev/sdb1
> 
> I get this:
> 
>  type=1400 audit(1273526248.814:27): avc:  denied  { unmount } for
> pid=1524 comm="umount" scontext=justin:staff_r:staff_sudo_t:s0
> tcontext=system_u:object_r:fs_t:s0 tclass=filesystem
> [  360.669140] INFO: task umount:1524 blocked for more than 120 seconds.
  I guess your are hitting a variant of
https://bugzilla.kernel.org/show_bug.cgi?id=15906
  Does the fix there make things better for you?

									Honza
-- 
Jan Kara <jack@...e.cz>
SuSE CR Labs
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