From owner-freebsd-current@freebsd.org Mon Aug 24 18:27:56 2015 Return-Path: Delivered-To: freebsd-current@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 57E539C29C0 for ; Mon, 24 Aug 2015 18:27:56 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from mailman.ysv.freebsd.org (mailman.ysv.freebsd.org [IPv6:2001:1900:2254:206a::50:5]) by mx1.freebsd.org (Postfix) with ESMTP id 3F36F128A for ; Mon, 24 Aug 2015 18:27:56 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: by mailman.ysv.freebsd.org (Postfix) id 3C6B59C29BF; Mon, 24 Aug 2015 18:27:56 +0000 (UTC) Delivered-To: current@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 3BFC39C29BE for ; Mon, 24 Aug 2015 18:27:56 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from mail.ignoranthack.me (ignoranthack.me [199.102.79.106]) (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 1FD5C1289 for ; Mon, 24 Aug 2015 18:27:55 +0000 (UTC) (envelope-from sbruno@freebsd.org) Received: from [192.168.200.200] (unknown [50.136.155.142]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: sbruno@ignoranthack.me) by mail.ignoranthack.me (Postfix) with ESMTPSA id B43DE19291B; Mon, 24 Aug 2015 18:18:01 +0000 (UTC) Subject: Re: Kernel panic with fresh current, probably nfs related To: Rick Macklem References: <20150822115519.GA79434@ymer.vnode.se> <914810061.28949434.1440248260373.JavaMail.zimbra@uoguelph.ca> <55D8BEB6.7090202@freebsd.org> <20150824013636.GA1015@michelle.fasterthan.com> Cc: pyunyh@gmail.com, current@freebsd.org, Joel Dahl From: Sean Bruno Message-ID: <55DB5FD8.1010308@freebsd.org> Date: Mon, 24 Aug 2015 11:18:00 -0700 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <20150824013636.GA1015@michelle.fasterthan.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 24 Aug 2015 18:27:56 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA512 On 08/23/15 18:36, Yonghyeon PYUN wrote: > Index: sys/dev/e1000/if_em.c > =================================================================== > > - --- sys/dev/e1000/if_em.c (revision 287087) > +++ sys/dev/e1000/if_em.c (working copy) @@ -3044,7 +3044,7 @@ > em_setup_interface(device_t dev, struct adapter *a > if_setioctlfn(ifp, em_ioctl); if_setgetcounterfn(ifp, > em_get_counter); /* TSO parameters */ - ifp->if_hw_tsomax = > EM_TSO_SIZE; + ifp->if_hw_tsomax = IP_MAXPACKET; > ifp->if_hw_tsomaxsegcount = EM_MAX_SCATTER; > ifp->if_hw_tsomaxsegsize = EM_TSO_SEG_SIZE; Seems to work. However, I cannot reproduce the user panic in the first place. What's the scenario that seems to work here? NFS seems happy with/without the patch so I'm not confident in anything we are doing her e. sean -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQF8BAEBCgBmBQJV21/UXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRCQUFENDYzMkU3MTIxREU4RDIwOTk3REQx MjAxRUZDQTFFNzI3RTY0AAoJEBIB78oecn5kjswH/jL+GwJmehiEZVSUdjCMhYkK sk10m+y8s64yrU5RuR8LqVd4RabmiVqmH8Xh1QKRkLpZT21AsYJVcBWJ6U4/iCMe PqeszYGn9xGQ2+Weew/3mHmhdEO+biyK2ECaN5F9qfWhipeuAxd7a9c2OIAWY9FN WtRQEgljkJyuktT16i5FXcmyL2RsynN18bDYKi/W5A/AKGJDpESBLISl0ye/wAA0 ZMr01tS4sgGalx5VZPaA46PRZOTDORz4gzKP7xfOo2Mpyp9xK3AS7FqpI7DZegmf NOr3bploKqpjgmJHQP5pw9i464fsoDc3bdV66ktrzl1/aJ00Vk5cYCT8RR9raJ8= =AN4K -----END PGP SIGNATURE-----