linux-kernel - Re: Problem with accessing namespace

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20071106133559.GA13366@infradead.org>
Date:	Tue, 6 Nov 2007 13:35:59 +0000
From:	Christoph Hellwig <hch@...radead.org>
To:	Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>
Cc:	linux-security-module@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-fsdevel@...r.kernel.org,
	crispin@...spincowan.com
Subject: Re: Problem with accessing namespace_sem from LSM.

On Tue, Nov 06, 2007 at 01:00:41PM +0900, Tetsuo Handa wrote:
> Hello.
> 
> I found that accessing namespace_sem from security_inode_create()
> causes lockdep warning when compiled with CONFIG_PROVE_LOCKING=y .

Any code except VFS internals has no business using it at all and doesn't
do that in mainline either.  I'd start looking for design bugs in whatever
code you have using it first.

-
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/