From: Libor Vanek <libor@conet.cz>
To: Valdis.Kletnieks@vt.edu
Cc: linux-kernel@vger.kernel.org, piggin@cyberone.com.au
Subject: Re: 2.6.0-mm1 - kernel panic (VFS bug?)
Date: Tue, 06 Jan 2004 05:24:17 +0100 [thread overview]
Message-ID: <3FFA3871.5060208@conet.cz> (raw)
In-Reply-To: <200401060412.i064CJtK004302@turing-police.cc.vt.edu>
>> Unable to handle kernel paging request at virtual address fffffff2
> Hmm.. a -14. ;)
> You did know that getname can return an error, right?
Not untill now - I should had a look a more detailed at code in sys_open. Thanks.
> Poking around in fs/namei.c shows that -14 is 'EFAULT' - most likely
> some bozo did "fd = open(pointer_to_nowhere,....);". Notice the use
> of IS_ERR(tmp) in sys_open() to guard against this....
I see... (now)...
Why does anybody try to do this? Is there any reason for it?
--
Libor Vanek
next prev parent reply other threads:[~2004-01-06 4:24 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-01-06 3:52 2.6.0-mm1 - kernel panic (VFS bug?) Libor Vanek
2004-01-06 4:09 ` Nick Piggin
2004-01-06 4:12 ` Valdis.Kletnieks
2004-01-06 4:24 ` Libor Vanek [this message]
2004-01-06 4:35 ` Valdis.Kletnieks
2004-01-06 4:30 ` viro
[not found] <1aQy3-2y1-7@gated-at.bofh.it>
2004-01-06 5:49 ` Andi Kleen
2004-01-06 12:35 ` Libor Vanek
2004-01-06 12:39 ` Andi Kleen
2004-01-06 12:43 ` Libor Vanek
2004-01-06 13:19 ` Muli Ben-Yehuda
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