From owner-svn-src-all@freebsd.org Wed Jun 14 09:18:08 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 B935FD89820; Wed, 14 Jun 2017 09:18:08 +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 9496680638; Wed, 14 Jun 2017 09:18:08 +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 75847D00B16; Wed, 14 Jun 2017 05:18:00 -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 v5E9HwY2086445 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Wed, 14 Jun 2017 11:17:58 +0200 (CEST) (envelope-from pho@x2.osted.lan) Received: (from pho@localhost) by x2.osted.lan (8.14.9/8.14.9/Submit) id v5E9HwII086444; Wed, 14 Jun 2017 11:17:58 +0200 (CEST) (envelope-from pho) Date: Wed, 14 Jun 2017 11:17:58 +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: <20170614091758.GA86374@x2.osted.lan> References: <201706132316.v5DNGdF2042725@repo.freebsd.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <201706132316.v5DNGdF2042725@repo.freebsd.org> 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 09:18:08 -0000 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