Return-path: Received: from mail.anarazel.de ([217.115.131.40]:49424 "EHLO smtp.anarazel.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751017AbZGJCKn (ORCPT ); Thu, 9 Jul 2009 22:10:43 -0400 From: Andres Freund To: John Dykstra , "Rafael J. Wysocki" Subject: Re: 2.6.31-rc2: Reported regressions from 2.6.30 Date: Fri, 10 Jul 2009 04:10:37 +0200 Cc: Eric Sesterhenn , Linux Kernel Mailing List , Adrian Bunk , Andrew Morton , Linus Torvalds , Natalie Protasevich , Kernel Testers List , Network Development , Linux ACPI , Linux PM List , Linux SCSI List , Linux Wireless List , DRI References: <35kKlbXMqWN.A.RXD.D0oUKB@chimera> <200907070325.51439.andres@anarazel.de> <1247190417.7306.2.camel@merlyn> In-Reply-To: <1247190417.7306.2.camel@merlyn> MIME-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-15" Message-Id: <200907100410.37506.andres@anarazel.de> Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi John, Hi Rafael, On Friday 10 July 2009 03:46:57 John Dykstra wrote: > On Tue, 2009-07-07 at 03:25 +0200, Andres Freund wrote: > > There is also http://lkml.org/lkml/2009/6/30/398 : Soft-Lockup/Race > > in > > networking in 2.6.31-rc1+195 (possibly caused by netem) > > There is some similarity between this soft lockup and the one reported > in http://www.spinics.net/lists/netdev/msg100957.html. In both, the > process is doing both sends and receives on raw sockets. The issue turned out to be a hrtimer bug - i dont see anything like it in your trace. If you still want to test the fix, its de907e8432b08f2d5966c36e0747e97c0e596810 in -tip (or http://lkml.org/lkml/2009/7/9/150) Rafael: In case youre reading this, I guess you can mark that bug as resolved. Andres