linux-kernel - Re: 2.6.21-git8+ BUG: NMI Watchdog detected LOCKUP on CPU1

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]

Date:	Tue, 8 May 2007 18:09:42 +0200 (CEST)
From:	Jiri Kosina <jikos@...os.cz>
To:	Andrew Morton <akpm@...ux-foundation.org>
cc:	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	LKML <linux-kernel@...r.kernel.org>, netdev@...r.kernel.org,
	Patrick McHardy <kaber@...sh.net>
Subject: Re: 2.6.21-git8+ BUG: NMI Watchdog detected LOCKUP on CPU1

On Tue, 8 May 2007, Andrew Morton wrote:

>   happens when a local process sends packets with invalid IP headers
>   through raw sockets.
[...]
> Whatever happens, that printk should be toned down, shouldn't it?  We
> prefer to not let unprivileged apps spam the logs.

Isn't "unprivileged app sending packet through raw socket" an oxymoron? As 
Patrick pointed out, the message is there for a reason, I'd suggest using 
printk_ratelimit() in this case.

-- 
Jiri Kosina
-
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/