From owner-freebsd-current@freebsd.org Wed Jan 18 15:34:44 2017 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 E7E36CB69A8 for ; Wed, 18 Jan 2017 15:34:44 +0000 (UTC) (envelope-from peter.blok@bsd4all.org) Received: from smtpq6.tb.mail.iss.as9143.net (smtpq6.tb.mail.iss.as9143.net [212.54.42.169]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id A3F0513AE; Wed, 18 Jan 2017 15:34:44 +0000 (UTC) (envelope-from peter.blok@bsd4all.org) Received: from [212.54.34.119] (helo=smtp11.mnd.mail.iss.as9143.net) by smtpq6.tb.mail.iss.as9143.net with esmtp (Exim 4.86_2) (envelope-from ) id 1cTrzj-0005cL-Lr; Wed, 18 Jan 2017 16:17:51 +0100 Received: from 5ed15678.cm-7-2b.dynamic.ziggo.nl ([94.209.86.120] helo=wan0.bsd4all.org) by smtp11.mnd.mail.iss.as9143.net with esmtp (Exim 4.86_2) (envelope-from ) id 1cTrzj-0005Ho-Hz; Wed, 18 Jan 2017 16:17:51 +0100 Received: from newnas (localhost [127.0.0.1]) by wan0.bsd4all.org (Postfix) with ESMTP id 6DDFD992; Wed, 18 Jan 2017 16:17:51 +0100 (CET) X-Virus-Scanned: amavisd-new at bsd4all.org Received: from wan0.bsd4all.org ([127.0.0.1]) by newnas (newnas.bsd4all.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id Ee6kDfhXUWR6; Wed, 18 Jan 2017 16:17:49 +0100 (CET) Received: from [192.168.1.64] (mm [192.168.1.64]) by wan0.bsd4all.org (Postfix) with ESMTPSA id 96EC8987; Wed, 18 Jan 2017 16:17:49 +0100 (CET) From: peter.blok@bsd4all.org Message-Id: Mime-Version: 1.0 (Mac OS X Mail 10.2 \(3259\)) Subject: Re: crash in iflib_fast_intr Date: Wed, 18 Jan 2017 16:17:49 +0100 In-Reply-To: <132b9c54-26dd-c57d-2fbb-58f8f9b256b0@freebsd.org> Cc: freebsd-current@freebsd.org To: Sean Bruno References: <0D6E88B3-6EB8-428F-B116-40D304CD74E5@bsd4all.org> <132b9c54-26dd-c57d-2fbb-58f8f9b256b0@freebsd.org> X-Mailer: Apple Mail (2.3259) X-SourceIP: 94.209.86.120 X-Ziggo-spambar: / X-Ziggo-spamscore: 0.0 X-Ziggo-spamreport: CMAE Analysis: v=2.2 cv=BJPDlBYG c=1 sm=1 tr=0 a=IkzOOneQUJP1+bAPekPvBg==:17 a=IgFoBzBjUZAA:10 a=6I5d2MoRAAAA:8 a=6Q3WNqvRAAAA:8 a=w1CezHXfkVqybe0ShwgA:9 a=CjuIK1q_8ugA:10 a=FfpRfuPIunFTxR9oI7EA:9 a=81BM0UxsywBIIw7W:21 a=_W_S_7VecoQA:10 a=IjZwj45LgO3ly-622nXo:22 a=I8PBwKCn76L9oNdl0isp:22 none X-Ziggo-Spam-Status: No X-Spam-Status: No X-Spam-Flag: No Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.23 X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.23 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: Wed, 18 Jan 2017 15:34:45 -0000 This is with an igb interface. Peter > On 18 Jan 2017, at 15:31, Sean Bruno wrote: >=20 >=20 >=20 > On 01/18/17 03:37, peter.blok@bsd4all.org = wrote: >> Hi, >>=20 >> A kernel without option EARLY_AP_STARTUP crashes in if lib_fast_intr. = Since GENERIC now has EARLY_AP_STARTUP, this probably got unnoticed. = Problem is reproducible. >>=20 >> KDB: stack backtrace: >> #0 0xffffffff805cec97 at kdb_backtrace+0x67 >> #1 0xffffffff80584816 at vpanic+0x186 >> #2 0xffffffff80584683 at panic+0x43 >> #3 0xffffffff8090f222 at trap_fatal+0x322 >> #4 0xffffffff8090f3ec at trap_pfault+0x1bc >> #5 0xffffffff8090eaa0 at trap+0x280 >> #6 0xffffffff808f35e1 at calltrap+0x8 >> #7 0xffffffff806a202d at iflib_fast_intr+0x3d >> #8 0xffffffff8054963b at intr_event_handle+0x9b >> #9 0xffffffff80965f38 at intr_execute_handlers+0x48 >> #10 0xffffffff8096b1cf at lapic_handle_intr+0x3f >> #11 0xffffffff808f3cc7 at Xapic_isr1+0xb7 >> #12 0xffffffff805b994a at sched_idletd+0x37a >> #13 0xffffffff805460f5 at fork_exit+0x85 >> #14 0xffffffff808f3b1e at fork_trampoline+0xe >>=20 >> Peter >=20 > Thanks for the report. We're looking at this. >=20 > This is with an igb(4) interface or em(4)? >=20 > sean