From owner-freebsd-net@FreeBSD.ORG Thu Nov 22 07:09:04 2012 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 9B3C3533; Thu, 22 Nov 2012 07:09:04 +0000 (UTC) (envelope-from adrian.chadd@gmail.com) Received: from mail-wi0-f174.google.com (mail-wi0-f174.google.com [209.85.212.174]) by mx1.freebsd.org (Postfix) with ESMTP id C19A58FC14; Thu, 22 Nov 2012 07:09:03 +0000 (UTC) Received: by mail-wi0-f174.google.com with SMTP id hm9so416016wib.13 for ; Wed, 21 Nov 2012 23:09:02 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=7v/wq/wKjRRTrYI3ngcbQd9AUySHOV5XXJOiIb4zrzo=; b=cWzeXWoGh1Ux4/CeiWH6FS1kXaRZrMfcdoIicRTDjZkhFNdgnBeef8UjEe28MuWtXo i8WClZM3V4dpII0f0WfrgcwG3r+GloKCq8DXc4xZM26DdlVDrRwco42W8P4JE67IX4fw SdPh4rJqAO0+3HQpQuRQWH6qgFTClwgMXkrZBnPMjP/KuUodFzE6TwCpr3Lc0oNCIpwY SDJZI6Ip0n/xxXlKlv/8QzrSnlRMGJ+wNYR9luvvmYh0ygLTUA56wLbpxX9CMBHtL3mz KG2z00Ik5hVX96fOEoki3/0QupLZgTtYCM/sAAYM9jzHkZhkSJBJcwxH0LMGoy4oDYUY aJVg== MIME-Version: 1.0 Received: by 10.180.99.1 with SMTP id em1mr2789824wib.17.1353568142474; Wed, 21 Nov 2012 23:09:02 -0800 (PST) Sender: adrian.chadd@gmail.com Received: by 10.217.57.9 with HTTP; Wed, 21 Nov 2012 23:09:02 -0800 (PST) In-Reply-To: <7C5421B8-9D32-4771-B453-151D9D07A214@FreeBSD.org> References: <7C5421B8-9D32-4771-B453-151D9D07A214@FreeBSD.org> Date: Wed, 21 Nov 2012 23:09:02 -0800 X-Google-Sender-Auth: 6cKJ4ABZvvXO6WZNKiOJpuoMY9w Message-ID: Subject: Re: LOR in rtsock/ifnet From: Adrian Chadd To: Rui Paulo Content-Type: text/plain; charset=ISO-8859-1 Cc: "" , "Andrey V. Elsukov" , Hiroki Sato X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.14 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 22 Nov 2012 07:09:04 -0000 I've started seeing this too. We're both running nat/bridge gateways of some sort. Adrian On 21 November 2012 16:31, Rui Paulo wrote: > I just started seeing this on r243286. > > lock order reversal: > 1st 0xfffffe0001b40400 if_addr_lock (if_addr_lock) @ /usr/home/rpaulo/freebsd/head/sys/net/rtsock.c:1818 > 2nd 0xffffffff80c693f8 ifnet_rw (ifnet_rw) @ /usr/home/rpaulo/freebsd/head/sys/net/if.c:241 > KDB: stack backtrace: > db_trace_self_wrapper() at db_trace_self_wrapper+0x2b > kdb_backtrace() at kdb_backtrace+0x39 > witness_checkorder() at witness_checkorder+0xc37 > __rw_rlock() at __rw_rlock+0x8c > ifnet_byindex() at ifnet_byindex+0x22 > sa6_recoverscope() at sa6_recoverscope+0x7b > rt_msg2() at rt_msg2+0x1a2 > sysctl_rtsock() at sysctl_rtsock+0x68c > sysctl_root() at sysctl_root+0x1d7 > userland_sysctl() at userland_sysctl+0x192 > sys___sysctl() at sys___sysctl+0x74 > amd64_syscall() at amd64_syscall+0x265 > Xfast_syscall() at Xfast_syscall+0xfb > --- syscall (202, FreeBSD ELF64, sys___sysctl), rip = 0x8011813ea, rsp = 0x7fffffffd408, rbp = 0x7fffffffd440 --- > > Regards, > -- > Rui Paulo > > _______________________________________________ > freebsd-net@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-net > To unsubscribe, send any mail to "freebsd-net-unsubscribe@freebsd.org"