From owner-freebsd-current@FreeBSD.ORG Mon Jan 20 18:33:42 2014 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id EEA899A2; Mon, 20 Jan 2014 18:33:42 +0000 (UTC) Received: from albert.catwhisker.org (mx.catwhisker.org [198.144.209.73]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 980401D61; Mon, 20 Jan 2014 18:33:42 +0000 (UTC) Received: from albert.catwhisker.org (localhost [127.0.0.1]) by albert.catwhisker.org (8.14.7/8.14.7) with ESMTP id s0KIXfls013512; Mon, 20 Jan 2014 10:33:41 -0800 (PST) (envelope-from david@albert.catwhisker.org) Received: (from david@localhost) by albert.catwhisker.org (8.14.7/8.14.7/Submit) id s0KIXfMN013511; Mon, 20 Jan 2014 10:33:41 -0800 (PST) (envelope-from david) Date: Mon, 20 Jan 2014 10:33:41 -0800 From: David Wolfskill To: current@freebsd.org Subject: Re: panic: mtx_lock_spin: recursed on non-recursive mutex uart_hwmtx... Message-ID: <20140120183341.GU1789@albert.catwhisker.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="QHhm1I6mwQR20oIa" Content-Disposition: inline In-Reply-To: <76191F53-3C1F-4175-AE9C-1D9FD1B1F0CA@bsdimp.com> <1390238048.1230.75.camel@revolution.hippie.lan> <20140120163750.GC24664@kib.kiev.ua> User-Agent: Mutt/1.5.22 (2013-10-16) Cc: Warner Losh X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.17 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, 20 Jan 2014 18:33:43 -0000 --QHhm1I6mwQR20oIa Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Jan 20, 2014 at 06:37:50PM +0200, Konstantin Belousov wrote: > ... > You do not have option WITNESS_SKIPSPIN in your kernel config, do you ? It was a GENERIC kernel for i386; it has WITNESS_SKIPSPIN. On Mon, Jan 20, 2014 at 10:14:08AM -0700, Ian Lepore wrote: > ... > Since you mention serial console, I think r260890 might be a candidate. Good call. :-} On Mon, Jan 20, 2014 at 10:24:01AM -0700, Warner Losh wrote: > ...=20 > I'm pretty sure that it is. I'll take a look at it. On Mon, Jan 20, 2014 at 10:47:12AM -0700, Warner Losh wrote: > ... > I have a fix for this. I committed the wrong version of uart_core.c. r260= 911 should fix this. So this is broken from r260890-r260910. > .... So I see. I'll hand-apply that, rebuild the kernel, and give it a shot, Thanks, all! :-) Peace, david --=20 David H. Wolfskill david@catwhisker.org Taliban: Evil cowards with guns afraid of truth from a 14-year old girl. See http://www.catwhisker.org/~david/publickey.gpg for my public key. --QHhm1I6mwQR20oIa Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) iQJ8BAEBCgBmBQJS3WwEXxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXQ4RThEMDY4QTIxMjc1MDZFRDIzODYzRTc4 QTY3RjlDOERFRjQxOTNCAAoJEIpn+cje9Bk7la0QAJwxjbzuItH9CocdYlOQ8nYF MlSmbnDSzdwj6qtYkKXkg85oN6BRAOjSd2WffG36O0THASYZCXkX5sFqWglkzC0a PL9JpIgAXJlH9inpf6fxxgcc5mc3BwcCtDytXSJ8rFBivwSR7mR+HaUA+PxIPc41 /dztWZkON5Vzw+RH0TwjFATOa3bvRU2/z2YvFLM/tfIO+J6+/Q3Q845vMQz4O9OD Kfhdzvd5feLjI5YXEaqVtdaJckpTrYYHrIFEX7p6D8iKCJDGOuRoHxK8wup8jBKS CAC9eaHCQRRkVY2O5//gNO+pH+oFsWh2MKLP37F3rENlQ692u8ztrs71vm+62iWZ TxOp6EniUsPgESqmYq0G6sA7PhLaVum4i1qPZxKAu3oOy65vnGftmbRiWWtOP59l 4cpjxDVf0OvpgEXwPcVV7IM4eJ3biBcF5XRYtwTkBIsN6lDsH06r937xHtuXv6M3 63Za0TF9NU2JIl2QZ87T++WNMIt2YHjliM60WNvHwkMcvYL/K/L8TFXjSs18lKvN dbDwdwQjmoBXV5AzpP8DVmTaVfBS+HKrZ2MAD+bKAKWNP/bUppW+Omp4ep/VIpP1 s5my2n/iNQ03PcxoEXVGAXcn6abb4c7uSPMbGjQR0CY0nkTeKv5hQasKiBU62gxJ O5DGdoChIpt92OePBkux =SNaE -----END PGP SIGNATURE----- --QHhm1I6mwQR20oIa--