From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Denys" Subject: Re: [Bugme-new] [Bug 10324] New: kernel panic ip_route_input Date: Wed, 26 Mar 2008 01:06:58 +0200 Message-ID: <20080325225844.M82705@nuclearcat.com> References: <20080325130302.d3f6757c.akpm@linux-foundation.org> Mime-Version: 1.0 Content-Type: text/plain; charset=koi8-r Cc: bugme-daemon@bugzilla.kernel.org, "Rafael J. Wysocki" To: Andrew Morton , netdev@vger.kernel.org Return-path: Received: from usermail.globalproof.net ([194.146.153.18]:59280 "EHLO usermail.globalproof.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755834AbYCYXHR (ORCPT ); Tue, 25 Mar 2008 19:07:17 -0400 In-Reply-To: <20080325130302.d3f6757c.akpm@linux-foundation.org> Sender: netdev-owner@vger.kernel.org List-ID: I upload whole netconsole file at http://www.nuclearcat.com/files/ip_route_input_crash.txt There is two crashes. On Tue, 25 Mar 2008 13:03:02 -0700, Andrew Morton wrote > (switched to email. Please respond via emailed reply-to-all, not > via the bugzilla web interface). > > On Tue, 25 Mar 2008 12:48:37 -0700 (PDT) > bugme-daemon@bugzilla.kernel.org wrote: > > > http://bugzilla.kernel.org/show_bug.cgi?id=10324 > > > > Summary: kernel panic ip_route_input > > Product: Networking > > Version: 2.5 > > KernelVersion: 2.6.25-rc6-git6 > > Platform: All > > OS/Version: Linux > > Tree: Mainline > > Status: NEW > > Severity: normal > > Priority: P1 > > Component: IPV4 > > AssignedTo: shemminger@linux-foundation.org > > ReportedBy: nuclearcat@nuclearcat.com > > > > > > Latest working kernel version: 2.6.24.x > > Earliest failing kernel version: 2.6.25-rc6 > > A post-2.6.24 regression. > > > Distribution: Custom > > Hardware Environment: Dual CPU, e100 + e1000 > > Software Environment: Custom build. FIB_TRIE enabled > > Problem Description: Kernel panic after few seconds running network on heavy > > traffic (around 350 Mbps). > > > > Steps to reproduce: It is complicated configuration. I can provide whole image > > of system, around 128MB (it is semi-embedded), but it will need at least few > > traffic generators similar to mine. So it is difficult to reproduce. I can > > apply any patches required, but highly prefferable if they dont make server > > unreachable. I have panic and oops autoreboot sysctl options, nmi-watchdog and > > software watchdog enabled. > > I think it is critical to fix this bug before releasing 2.6.25. > > > > Here is latest message with panic: > > CONFIG_DEBUG_RODATA, 4K stacks, Frame pointers, CONFIG_DEBUG_STACKOVERFLOW - > > enabled. > > > > It reboots recently after bringing up networking. Sometimes even not reaching > > place where i am loading netconsole. > > > > Always in ip_route_input. This is 2.6.25-rc6-git6, 2 panic's. They are easy > > to reproduce, but i cannot do bisect, cause this machine dont have power > > switch and in difficult to reach area. > > > > I've snipped the log output - it was such a wordwrapped mess :( > > Can you please resend it in a reply-to-all to this email, after ensuring > that it won't be wordwrapped? > > Thanks. -- Denys Fedoryshchenko Technical Manager Virtual ISP S.A.L.