From owner-svn-src-all@freebsd.org Tue Dec 15 22:15:37 2015 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 475F4A48D49; Tue, 15 Dec 2015 22:15:37 +0000 (UTC) (envelope-from kp@FreeBSD.org) Received: from venus.codepro.be (venus.codepro.be [IPv6:2a01:4f8:162:1127::2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "*.codepro.be", Issuer "Gandi Standard SSL CA 2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 110CF1DB1; Tue, 15 Dec 2015 22:15:37 +0000 (UTC) (envelope-from kp@FreeBSD.org) Received: from [IPv6:2a02:1811:2419:4e02:584e:4e41:54fa:aebf] (unknown [IPv6:2a02:1811:2419:4e02:584e:4e41:54fa:aebf]) by venus.codepro.be (Postfix) with ESMTPSA id 2C9FA8613; Tue, 15 Dec 2015 23:15:34 +0100 (CET) Subject: Re: svn commit: r292275 - in head/sys: net netinet netinet6 Mime-Version: 1.0 (Mac OS X Mail 9.2 \(3112\)) Content-Type: text/plain; charset=utf-8 From: Kristof Provost X-Checked-By-Nsa: Probably In-Reply-To: <201512151602.tBFG2BTX089543@repo.freebsd.org> Date: Tue, 15 Dec 2015 23:15:31 +0100 Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Content-Transfer-Encoding: quoted-printable Message-Id: <8CEE530E-C08D-4BD1-B908-8EBBCEEAD1CD@FreeBSD.org> References: <201512151602.tBFG2BTX089543@repo.freebsd.org> To: Steven Hartland X-Mailer: Apple Mail (2.3112) X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 15 Dec 2015 22:15:37 -0000 > On 15 Dec 2015, at 17:02, Steven Hartland wrote: >=20 > Author: smh > Date: Tue Dec 15 16:02:11 2015 > New Revision: 292275 > URL: https://svnweb.freebsd.org/changeset/base/292275 >=20 > Log: > Fix lagg failover due to missing notifications >=20 I=E2=80=99ve just built a new image (r292287-based) for my TPLink = tl-wdr3600 device, and see the following panic: uhub0: 1 port with 1 removable, self powered random: harvesting attach, 8 bytes (4 bits) from uhub0 arswitch0: arswitch_miipollstat: port 1: port -> UP arswitch0port2: link state changed to UP Trap cause =3D 2 (TLB miss (load or instr. fetch) - kernel mode) [ thread pid 11 tid 100017 ] Stopped at arp_announce+0x134: lw v0,0(v0) db> bt Tracing pid 11 tid 100017 td 0x80a746c0 db_trace_thread+30 (?,?,?,?) ra c462b8b000000018 sp 0 sz 0 8008c520+114 (0,?,ffffffff,?) ra c462b8c800000020 sp 100000000 sz 1 8008b864+388 (?,?,?,?) ra c462b8e8000000a8 sp 0 sz 0 db_command_loop+70 (?,?,?,?) ra c462b99000000018 sp 0 sz 0 8008e438+f4 (?,?,?,?) ra c462b9a8000001a8 sp 0 sz 0 kdb_trap+100 (?,?,?,?) ra c462bb5000000030 sp 0 sz 0 trap+fac (?,?,?,?) ra c462bb80000000c0 sp 0 sz 0 MipsKernGenException+ec (1,80a746c0,8049fcf8,4df) ra c462bc40000000c8 sp = 100000001 sz 1 arp_announce+134 (?,?,?,?) ra c462bd0800000030 sp 0 sz 0 8031d868+2c (?,?,?,?) ra c462bd3800000018 sp 0 sz 0 802b7e40+1fc (?,?,?,?) ra c462bd5000000028 sp 0 sz 0 8022bc8c+f0 (?,?,?,?) ra c462bd7800000040 sp 0 sz 0 taskqueue_run+58 (?,?,?,?) ra c462bdb800000018 sp 0 sz 0 8022bf5c+18 (?,?,?,?) ra c462bdd000000018 sp 0 sz 0 intr_event_execute_handlers+158 (?,?,?,?) ra c462bde800000028 sp 0 sz 0 801ad9a0+c4 (?,?,?,?) ra c462be1000000048 sp 0 sz 0 fork_exit+b0 (?,?,?,?) ra c462be5800000028 sp 0 sz 0 fork_trampoline+10 (?,?,?,?) ra c462be8000000000 sp 0 sz 0 pid 11 Based on the arp_announce() in the backtrace this commit looks like a = possible cause. I=E2=80=99ll take a look and see what I can figure out, but if something = pops out for you please let me know Regards, Kristof=