From owner-freebsd-current@freebsd.org Fri Oct 4 04:11:37 2019 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 0390EFA9A3 for ; Fri, 4 Oct 2019 04:11:37 +0000 (UTC) (envelope-from peter@rulingia.com) Received: from vtr.rulingia.com (vtr.rulingia.com [IPv6:2001:19f0:5801:ebe:5400:1ff:fe53:30fd]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "vtr.rulingia.com", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 46kxJl1kCLz3RHk for ; Fri, 4 Oct 2019 04:11:34 +0000 (UTC) (envelope-from peter@rulingia.com) Received: from server.rulingia.com (ppp239-208.static.internode.on.net [59.167.239.208]) by vtr.rulingia.com (8.15.2/8.15.2) with ESMTPS id x944BO4x093966 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 4 Oct 2019 14:11:30 +1000 (AEST) (envelope-from peter@rulingia.com) X-Bogosity: Ham, spamicity=0.000000 Received: from server.rulingia.com (localhost.rulingia.com [127.0.0.1]) by server.rulingia.com (8.15.2/8.15.2) with ESMTPS id x944BJvi011658 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Fri, 4 Oct 2019 14:11:19 +1000 (AEST) (envelope-from peter@server.rulingia.com) Received: (from peter@localhost) by server.rulingia.com (8.15.2/8.15.2/Submit) id x944BJcG011657; Fri, 4 Oct 2019 14:11:19 +1000 (AEST) (envelope-from peter) Date: Fri, 4 Oct 2019 14:11:19 +1000 From: Peter Jeremy To: Rick Macklem Cc: "freebsd-current@FreeBSD.org" Subject: Re: Reproducable deadlock in NFS client Message-ID: <20191004041119.GD5128@server.rulingia.com> References: MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="w7PDEPdKQumQfZlR" Content-Disposition: inline In-Reply-To: X-PGP-Key: http://www.rulingia.com/keys/peter.pgp User-Agent: Mutt/1.12.1 (2019-06-15) X-Rspamd-Queue-Id: 46kxJl1kCLz3RHk X-Spamd-Bar: ------- Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=pass (mx1.freebsd.org: domain of peter@rulingia.com designates 2001:19f0:5801:ebe:5400:1ff:fe53:30fd as permitted sender) smtp.mailfrom=peter@rulingia.com X-Spamd-Result: default: False [-7.63 / 15.00]; ARC_NA(0.00)[]; TO_DN_EQ_ADDR_SOME(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; R_SPF_ALLOW(-0.20)[+mx]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.20)[multipart/signed,text/plain]; DMARC_NA(0.00)[rulingia.com]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCPT_COUNT_TWO(0.00)[2]; SIGNED_PGP(-2.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; ASN(0.00)[asn:20473, ipnet:2001:19f0:5800::/38, country:US]; RCVD_TLS_ALL(0.00)[]; IP_SCORE(-3.23)[ip: (-9.91), ipnet: 2001:19f0:5800::/38(-4.95), asn: 20473(-1.22), country: US(-0.05)] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.29 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: Fri, 04 Oct 2019 04:11:37 -0000 --w7PDEPdKQumQfZlR Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 2019-Oct-03 23:28:07 +0000, Rick Macklem wrote: >1 - kib@ just put a patch up on phabricator that reorganizes the handling > of vnode_pager_setsize(). > D21883 > (If you could test this patch, that might be the best approach.) That fixes my problem. I've added a note to D21883 >ps: Btw, capturing "procstat -kk" and "ps axHl" would give you/us more inf= o. > (The "H" on "ps" shows the iod threads.) > If you can drop into the debugger when it is hung as above, you could > capture the stuff listed here: >https://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kern= eldebug-deadlocks.html Thanks for the pointer and sorry for leaving that out. --=20 Peter Jeremy --w7PDEPdKQumQfZlR Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQKTBAEBCgB9FiEE7rKYbDBnHnTmXCJ+FqWXoOSiCzQFAl2WxmFfFIAAAAAALgAo aXNzdWVyLWZwckBub3RhdGlvbnMub3BlbnBncC5maWZ0aGhvcnNlbWFuLm5ldEVF QjI5ODZDMzA2NzFFNzRFNjVDMjI3RTE2QTU5N0EwRTRBMjBCMzQACgkQFqWXoOSi CzSTpw//Trfws1TwrPb+5tlB/5ee44E9KX9B4KASi8IvUJGLAADpZWdyGIp0077+ G4eoGJnGnzMnwqZySlDAfS8zDIS738A+j+CkZun9QsaPYpEmvgbNhMmy83hYj4Kf Bd7zNih5OBamkI/xhqkShl8B0RAcLFgHRa9Y6k/r/sjzlolME4Rp1kpDIsDvTJ0M 6KYdPPGAowEqxVdgeEx+aQEDqX223RjA13y32ABVmQ6icKDAz0v3xl1z3eExyy+r 982hkyrhhmKOF/WFG+pJPpmjR9yZ5HWBIjkpFiKJom8CBI4Cm6RvO+SF2jx+vG8h DwvMyRJALpnkJcktMcNTBsHx+Bz9952INKbamGayzvLrfq/iBoJ1nDjvn4xV98Tr i5v/OwwF1m2fRdiet2QprXeGosxwZT4yaYmx01aP/XqsOA693tU3lPTtAZBNLNEv WL5tvwGdCFr0A9rVEQnSoTt2LoEhauKeffjwNpciQgvvwToRiiJZ28E0AkTyZXi7 /bCaU0/SKD72GOPZUg3wecNUz4CC1GNvfKEKQ7crBUmj0vdxNq1mghG8SE5QTU4F VK69tIwOBFIHK7jXuyU1lHcWDxejZoaYfu8dBVCyKwDtOuzfM37sbipfqu7UqohL ocgr6NKQxwvmsLLvJe2MOoDOImQMd63z/4ZAyrQ3pXPQm7fnNSk= =/zjE -----END PGP SIGNATURE----- --w7PDEPdKQumQfZlR--