From owner-freebsd-current@freebsd.org Mon Sep 17 09:20:56 2018 Return-Path: Delivered-To: freebsd-current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id D02C8109735C for ; Mon, 17 Sep 2018 09:20:56 +0000 (UTC) (envelope-from aoh+freebsd-current@lysator.liu.se) 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 70DF374CD1 for ; Mon, 17 Sep 2018 09:20:56 +0000 (UTC) (envelope-from aoh+freebsd-current@lysator.liu.se) Received: by mailman.ysv.freebsd.org (Postfix) id 361F7109735B; Mon, 17 Sep 2018 09:20:56 +0000 (UTC) Delivered-To: current@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 140A3109735A for ; Mon, 17 Sep 2018 09:20:56 +0000 (UTC) (envelope-from aoh+freebsd-current@lysator.liu.se) Received: from mail.lysator.liu.se (mail.lysator.liu.se [130.236.254.3]) (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 8D68A74CCE for ; Mon, 17 Sep 2018 09:20:55 +0000 (UTC) (envelope-from aoh+freebsd-current@lysator.liu.se) Received: from mail.lysator.liu.se (localhost [127.0.0.1]) by mail.lysator.liu.se (Postfix) with ESMTP id 125654002A for ; Mon, 17 Sep 2018 11:20:47 +0200 (CEST) Received: from slartibartfast.lysator.liu.se (slartibartfast.lysator.liu.se [IPv6:2001:6b0:17:f0a0::df]) by mail.lysator.liu.se (Postfix) with SMTP id ECED440024 for ; Mon, 17 Sep 2018 11:20:45 +0200 (CEST) Received: by slartibartfast.lysator.liu.se (sSMTP sendmail emulation); Mon, 17 Sep 2018 11:20:45 +0200 Date: Mon, 17 Sep 2018 11:20:45 +0200 From: Anton Haglund To: current@freebsd.org Subject: 12.0-ALPHA6-amd64-20180914-r338675 LOR? Message-ID: <20180917092045.GA16368@slartibartfast.lysator.liu.se> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="BXVAT5kNtrzKuDFl" Content-Disposition: inline X-PGP-Key: https://www.lysator.liu.se/~aoh/pubkey.gpg.asc User-Agent: Mutt/1.5.24 (2015-08-30) X-Virus-Scanned: ClamAV using ClamSMTP X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.27 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, 17 Sep 2018 09:20:57 -0000 --BXVAT5kNtrzKuDFl Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Hi, I am trying out 12.0-ALPHA6-amd64-20180914-r338675 vmdk with a VM with two CPUs. When doing "shutdown -h now" I get a lock order reversal, is this expected? According to https://www.freebsd.org/doc/faq/troubleshoot.html#idp59076936 = it is possible to get false positives from witness. Attaching output: root@freebsd:~ # shutdown -h now shutdown -h now Shutdown NOW! Sep 17 11:05:04 Stopping cron. Waiting for PIDS: 676. Stopping devd. Waiting for PIDS: 420. Writing entropy file:. Writing early boot entropy file:. Terminated =2E Sep 17 11:05:05 freebsd syslogd: exiting on signal 15 Waiting (max 60 seconds) for system process `vnlru' to stop... done Waiting (max 60 seconds) for system process `syncer' to stop...=20 Syncing disks, vnodes remaining... 2 0 done Waiting (max 60 seconds) for system thread `bufdaemon' to stop... done Waiting (max 60 seconds) for system thread `bufspacedaemon-0' to stop... do= ne All buffers synced. lock order reversal: 1st 0xfffff80003702ba8 ufs (ufs) @ /usr/src/sys/kern/vfs_mount.c:1343 2nd 0xfffff80003703248 devfs (devfs) @ /usr/src/sys/kern/vfs_subr.c:2590 stack backtrace: #0 0xffffffff80bf4203 at witness_debugger+0x73 #1 0xffffffff80bf3f53 at witness_checkorder+0xab3 #2 0xffffffff80b60bea at lockmgr_lock_fast_path+0x17a #3 0xffffffff811df192 at VOP_LOCK1_APV+0xa2 #4 0xffffffff80c6eae0 at _vn_lock+0x60 #5 0xffffffff80c5d5ff at vget+0x5f #6 0xffffffff80a4646d at devfs_allocv+0xdd #7 0xffffffff80a45f73 at devfs_root+0x43 #8 0xffffffff80c5e09a at vflush+0x6a #9 0xffffffff80a45e73 at devfs_unmount+0x43 #10 0xffffffff80c55e45 at dounmount+0x515 #11 0xffffffff80c5f4d4 at vfs_unmountall+0xc4 #12 0xffffffff80c3bc05 at bufshutdown+0x2c5 #13 0xffffffff80b8bec8 at kern_reboot+0x218 #14 0xffffffff80b8bc59 at sys_reboot+0x3a9 #15 0xffffffff8105feec at amd64_syscall+0x28c #16 0xffffffff8103c65d at fast_syscall_common+0x101 Uptime: 1m0s The operating system has halted. Please press any key to reboot. BR, Anton Haglund --BXVAT5kNtrzKuDFl Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iQIcBAEBAgAGBQJbn3HtAAoJEP8fn3mo5yjl+hsP/R+k1znz4HopuarCC+6/48Id YqjXBJlzIbpvEv5DUOTa4YMQ8I3oQtVxGBoY11wfXYMlULipEB/pkNMt9mY+HVS5 1yi4RT+/Dh1FSrxePUO7l1Qy+l6fN9a+Z6R/cGLpHG2v6NoMhQt1idFneCI0Bshd QMBfUAJTxLziInl0L/QNCo5YwZyPxyV78aCfwsJChLZKMQHxMnAu0BU8aCQ/SuHT 4yoe9OSru3AM1RvDio5L6lKBHndqN7weaa1xc1BSRkoyTwzJxPOXFPWh90Y9sHMF U3gTxrQGQ8JW/0Po0HCwU1DweeMwRm51bjOm1qmXlgPXO4l34cC3kUmXGgbi6cUy EY8lnGvbi3FKwZ5VkMUEhzcGgptMau1Rco2O2Pl6HGKMUk6Z9TRBvvI+g+akwYP9 fhdTv+kzQ/EbgWFjp0n8o5QnKMQDS5zN72if/iU9ws3TrGcy62J2kSsNfWr1ORST kYp6BZzSXKXEKnGQI9/Q5v+7pDnrn6em+U2xtdKAw6/gfvxDY9UvrHSGIZWPJhcA jvE4ezxxCDFak1UmzHYCYkGCYQB9ohtzNwVcT0ly43NvMFqUDsYl1GiSpJlMtvBg txIhX1Nmk3eWRTimTcPl6ttlL8QkZMzq9Vf0y/2pcsg8zbyeyzNoFTyr3y8hu5pb snyZaXtWqGmk2U34PCb6 =v8GE -----END PGP SIGNATURE----- --BXVAT5kNtrzKuDFl--