netdev - Re: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts

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:	Fri, 21 Aug 2009 18:59:27 -0400
From:	David Dillow <dave@...dillows.org>
To:	"Eric W. Biederman" <ebiederm@...ssion.com>
Cc:	Michael Riepe <michael.riepe@...glemail.com>,
	Michael Buesch <mb@...sch.de>,
	Francois Romieu <romieu@...zoreil.com>,
	Rui Santos <rsantos@...popie.com>,
	Michael Büker <m.bueker@...lin.de>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 2.6.30-rc4] r8169: avoid losing MSI interrupts

On Fri, 2009-08-21 at 13:57 -0700, Eric W. Biederman wrote:
> David Dillow <dave@...dillows.org> writes:
> I have what at first glance looks like a problem caused by this
> patch.  For the last month since upgrading one of my machines from
> 2.6.28 to 2.6.30 it has been becomming inaccessible from the
> network and I have a few:
> 
> NETDEV WATCHDOG: eth0 (r8169): transmit timed out
> 
> in my logs and a lot soft lockups that always have rtl8169_interrupt
> as the thing that is running.   I suspect your patch has introduced
> a near infinite loop in the interrupt handler and is causing these
> soft lockups.
> 
> Any ideas?

I would be surprised, but I suppose it is not out of the realm of
possibility. Can you send me a full dmesg, please?

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html