From owner-svn-src-all@freebsd.org Wed Jun 14 15:56:29 2017 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 83CFEB955C7; Wed, 14 Jun 2017 15:56:29 +0000 (UTC) (envelope-from pho@holm.cc) Received: from relay01.pair.com (relay01.pair.com [209.68.5.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 4351B6A819; Wed, 14 Jun 2017 15:56:28 +0000 (UTC) (envelope-from pho@holm.cc) Received: from x2.osted.lan (87-58-223-204-dynamic.dk.customer.tdc.net [87.58.223.204]) by relay01.pair.com (Postfix) with ESMTP id 2BE62D00B93; Wed, 14 Jun 2017 11:56:27 -0400 (EDT) Received: from x2.osted.lan (localhost [127.0.0.1]) by x2.osted.lan (8.14.9/8.14.9) with ESMTP id v5EFuPtb098550 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 14 Jun 2017 17:56:25 +0200 (CEST) (envelope-from pho@x2.osted.lan) Received: (from pho@localhost) by x2.osted.lan (8.14.9/8.14.9/Submit) id v5EFuPlN098549; Wed, 14 Jun 2017 17:56:25 +0200 (CEST) (envelope-from pho) Date: Wed, 14 Jun 2017 17:56:25 +0200 From: Peter Holm To: Sean Bruno Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r319921 - head/sys/net Message-ID: <20170614155625.GA98459@x2.osted.lan> References: <201706132316.v5DNGdF2042725@repo.freebsd.org> <20170614091758.GA86374@x2.osted.lan> <20170614144623.GA96234@x2.osted.lan> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.23 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: Wed, 14 Jun 2017 15:56:29 -0000 On Wed, Jun 14, 2017 at 09:21:30AM -0600, Sean Bruno wrote: > > > On 06/14/17 08:46, Peter Holm wrote: > > On Wed, Jun 14, 2017 at 08:38:36AM -0600, Sean Bruno wrote: > >> > >> > >> On 06/14/17 03:17, Peter Holm wrote: > >>> On Tue, Jun 13, 2017 at 11:16:39PM +0000, Sean Bruno wrote: > >>>> Author: sbruno > >>>> Date: Tue Jun 13 23:16:38 2017 > >>>> New Revision: 319921 > >>>> URL: https://svnweb.freebsd.org/changeset/base/319921 > >>>> > >>>> Log: > >>>> Add new sysctl to allow changing of timing of the txq timers. > >>>> > >>>> Add new sysctl to override use of busdma in the driver. > >>>> > >>>> Submitted by: Drew Gallitin > >>>> > >>>> Modified: > >>>> head/sys/net/iflib.c > >>>> > >>>> Modified: head/sys/net/iflib.c > >>>> ============================================================================== > >>>> --- head/sys/net/iflib.c Tue Jun 13 22:57:57 2017 (r319920) > >>> > >>> Could this be yours? > >>> > >>> panic: Assertion ifsd_m[next] == NULL failed at ../../../net/iflib.c:2927 > >>> cpuid = 12 > >>> time = 1497431647 > >>> KDB: stack backtrace: > >>> db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe104fa993d0 > >>> vpanic() at vpanic+0x19c/frame 0xfffffe104fa99450 > >>> kassert_panic() at kassert_panic+0x126/frame 0xfffffe104fa994c0 > >>> iflib_txq_drain() at iflib_txq_drain+0xdf0/frame 0xfffffe104fa99640 > >>> drain_ring_lockless() at drain_ring_lockless+0xc0/frame 0xfffffe104fa996a0 > >>> ifmp_ring_enqueue() at ifmp_ring_enqueue+0x32e/frame 0xfffffe104fa99710 > >>> iflib_if_transmit() at iflib_if_transmit+0xb0/frame 0xfffffe104fa99750 > >>> ether_output() at ether_output+0x750/frame 0xfffffe104fa997f0 > >>> ip_output() at ip_output+0x14c3/frame 0xfffffe104fa99930 > >>> tcp_output() at tcp_output+0xf8c/frame 0xfffffe104fa99ad0 > >>> tcp_usr_send() at tcp_usr_send+0x3bd/frame 0xfffffe104fa99b40 > >>> sosend_generic() at sosend_generic+0x3ba/frame 0xfffffe104fa99bf0 > >>> clnt_vc_call() at clnt_vc_call+0x4b8/frame 0xfffffe104fa99d40 > >>> clnt_reconnect_call() at clnt_reconnect_call+0xe8/frame 0xfffffe104fa99de0 > >>> newnfs_request() at newnfs_request+0x1092/frame 0xfffffe104fa99f60 > >>> nfscl_request() at nfscl_request+0x5b/frame 0xfffffe104fa99fb0 > >>> nfsrpc_lookup() at nfsrpc_lookup+0x211/frame 0xfffffe104fa9a120 > >>> nfs_lookup() at nfs_lookup+0x463/frame 0xfffffe104fa9a460 > >>> VOP_LOOKUP_APV() at VOP_LOOKUP_APV+0xfe/frame 0xfffffe104fa9a490 > >>> lookup() at lookup+0x6e2/frame 0xfffffe104fa9a530 > >>> namei() at namei+0x534/frame 0xfffffe104fa9a5f0 > >>> kern_statat() at kern_statat+0x9b/frame 0xfffffe104fa9a800 > >>> freebsd11_lstat() at freebsd11_lstat+0x33/frame 0xfffffe104fa9a980 > >>> amd64_syscall() at amd64_syscall+0x564/frame 0xfffffe104fa9aab0 > >>> Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe104fa9aab0 > >>> --- syscall (190, FreeBSD ELF64, freebsd11_lstat), rip = 0x800910c7a, rsp = 0x7fffffffaed8, rbp = 0x7fffffffaf00 -- > >>> > >>> - Peter > >>> > >>> > >> > >> > >> Is this new of this morning (after I committed updates yesterday)? > >> > >> sean > >> > > > > It's with r319940M. I'm now using r319919 without this issue. > > > > Here's the full boot log: https://people.freebsd.org/~pho/iflib.txt > > > > - Peter > > > > > Did you have to run any tests or anything to get this to happen? > It varied slightly when I could get the panic. The one in the log was from just booting: Starting sshd. Starting sendmail_submit. Starting sendmail_msp_queue. Starting cron. Local package initialization:Jun 14 11:14:05 t1 ntpd[771]: leapsecond file ('/var/db/ntpd.leap-seconds.list'): expired less than 14 days ago panic: Assertion ifsd_m[next] == NULL failed at ../../../net/iflib.c:2927 - Peter