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Date: Thu, 9 Apr 2009 08:01:59 +0000 From: Jarek Poplawski <jarkao2@...il.com> To: David Miller <davem@...emloft.net> Cc: a.beregalov@...il.com, kernel-testers@...r.kernel.org, netdev@...r.kernel.org, e1000-devel@...ts.sourceforge.net Subject: Re: 2.6.30-rc1: e1000: list_add corruption On Thu, Apr 09, 2009 at 12:51:06AM -0700, David Miller wrote: > From: Jarek Poplawski <jarkao2@...il.com> > Date: Thu, 9 Apr 2009 07:12:42 +0000 > > > On 09-04-2009 06:20, David Miller wrote: > >> From: Alexander Beregalov <a.beregalov@...il.com> > >> Date: Thu, 9 Apr 2009 08:16:00 +0400 > >> > >>> The host has two interfaces > >>> eth0 - e1000, eth1 - forcedeth. > >>> Both are not working after that messages. > >> > >> It looks like the NAPI pending list is being modified in an illegal > >> state by forcedeth, and mid-stream to a list_del() an e1000 interrupt > >> comes in and this tries to schedule the e1000 NAPI context and we get > >> list corruption. > > > > Good point! Feel free to send a patch. ;-) > > A real shame, since I sent that analysis in hoping someone else > would do the rest of the digging and write the fix. :-/ Hmm... What rest? Alexander? Jarek P. -- 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
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