linux-ext4 - [Bug 14256] kernel BUG at fs/ext3/super.c:435

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Message-Id: <201001201954.o0KJscie028685@demeter.kernel.org>
Date:	Wed, 20 Jan 2010 19:54:38 GMT
From:	bugzilla-daemon@...zilla.kernel.org
To:	linux-ext4@...r.kernel.org
Subject: [Bug 14256] kernel BUG at fs/ext3/super.c:435

http://bugzilla.kernel.org/show_bug.cgi?id=14256





--- Comment #34 from Mikael Pettersson <mikpe@...uu.se>  2010-01-20 19:54:37 ---
My bisection has identified the following as the culprit:

commit 38d47c1b7075bd7ec3881141bb3629da58f88dab
Author: Peter Zijlstra <a.p.zijlstra@...llo.nl>
Date:   Fri Sep 26 19:32:20 2008 +0200

    futex: rely on get_user_pages() for shared futexes

    On the way of getting rid of the mmap_sem requirement for shared futexes,
    start by relying on get_user_pages().

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