linux-kernel - Re: [PATCH] 2.6.19-rc4 - netlink messages created with bad flags in soft

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: <20061031.220047.08324824.davem@davemloft.net>
Date:	Tue, 31 Oct 2006 22:00:47 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	andy@...yhouse.net
Cc:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] 2.6.19-rc4 - netlink messages created with bad flags
 in soft_irq context

From: Andy Gospodarek <andy@...yhouse.net>
Date: Tue, 31 Oct 2006 17:06:00 -0500

> I've got a kernel built where 
> 
> CONFIG_DEBUG_SPINLOCK_SLEEP=y
> 
> is in the config and I've noticed some interesting behavior when
> bringing up bonds in balance-alb mode.  When I start to enslave devices
> to a bond I get the following in the ring buffer:
> 
> BUG: sleeping function called from invalid context at mm/slab.c:3007
> in_atomic():1, irqs_disabled():0

As Herbert mentioned, the bonding layer calls into the networking
in atomic contexts when that is illegal.
-
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/