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From: Al Viro <viro@ZenIV.linux.org.uk>
To: "Eric W. Biederman" <ebiederm@xmission.com>
Cc: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>,
	syzbot+@syzkaller.appspotmail.com,
	syzkaller-bugs@googlegroups.com, dvyukov@google.com,
	linux-fsdevel@vger.kernel.org, linux-mm@kvack.org,
	netdev@vger.kernel.org
Subject: Re: WARNING: refcount bug in should_fail
Date: Tue, 3 Apr 2018 06:20:09 +0100
Message-ID: <20180403052009.GH30522@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20180402215934.GG30522@ZenIV.linux.org.uk>

On Mon, Apr 02, 2018 at 10:59:34PM +0100, Al Viro wrote:

> FWIW, I'm going through the ->kill_sb() instances, fixing that sort
> of bugs (most of them preexisting, but I should've checked instead
> of assuming that everything's fine).  Will push out later tonight.

OK, see vfs.git#for-linus.  Caught: 4 old bugs (allocation failure
in fill_super oopses ->kill_sb() in hypfs, jffs2 and orangefs resp.
and double-dput in late failure exit in rpc_fill_super())
and 5 regressions from register_shrinker() failure recovery.  

  reply index

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <001a113f6736499d1c0566363863@google.com>
2018-03-04  5:57 ` Tetsuo Handa
2018-04-01 10:32   ` Dmitry Vyukov
2018-04-01 10:32     ` syzbot
2018-04-01 10:41       ` Tetsuo Handa
2018-04-02 20:30         ` Eric W. Biederman
2018-04-02 21:52           ` Al Viro
2018-04-02 21:59             ` Al Viro
2018-04-03  5:20               ` Al Viro [this message]
2018-04-03 11:27                 ` Dmitry Vyukov
2018-04-04 15:54                 ` Eric W. Biederman
2018-04-21 10:26                   ` Tetsuo Handa
2018-04-01 10:37     ` Dmitry Vyukov
2018-04-01 11:11       ` Tetsuo Handa
2018-04-01 11:30         ` Dmitry Vyukov
2018-04-01 11:46           ` Dmitry Vyukov
2018-04-01 11:50             ` Dmitry Vyukov

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