From owner-freebsd-current@FreeBSD.ORG Sun Jul 8 16:57:44 2012 Return-Path: Delivered-To: current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 550DD106566B for ; Sun, 8 Jul 2012 16:57:44 +0000 (UTC) (envelope-from imb@protected-networks.net) Received: from sarah.protected-networks.net (sarah.protected-networks.net [202.12.127.65]) by mx1.freebsd.org (Postfix) with ESMTP id 1BADA8FC08 for ; Sun, 8 Jul 2012 16:57:44 +0000 (UTC) Received: from toshi.auburn.protected-networks.net (toshi.auburn.protected-networks.net [202.12.127.84]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client CN "Iain Butler", Issuer "RSA Class 2 Personal CA" (not verified)) (Authenticated sender: imb@protected-networks.net) by sarah.protected-networks.net (Postfix) with ESMTPSA id F29276194; Sun, 8 Jul 2012 12:57:41 -0400 (EDT) DomainKey-Signature: a=rsa-sha1; s=200509; d=protected-networks.net; c=nofws; q=dns; h=message-id:date:from:user-agent:mime-version:to:cc:subject: references:in-reply-to:x-enigmail-version:openpgp:content-type:content-transfer-encoding; b=PKY+/kQJR9kt7oaopnOGn6FlseJbN7gRPiOu3AqOKbSrxmHn/WPcS5YGE9I6t2wAi hGUYNP8UpZ9f1n9WktY3+4tF7dbrT5mbBlQLFftVoUE7N+Os1TjsLUA8ETCIFdS Message-ID: <4FF9BC03.1040008@protected-networks.net> Date: Sun, 08 Jul 2012 12:57:39 -0400 From: Michael Butler User-Agent: Mozilla/5.0 (X11; FreeBSD i386; rv:13.0) Gecko/20120619 Thunderbird/13.0.1 MIME-Version: 1.0 To: Konstantin Belousov References: <4FF98128.6050607@protected-networks.net> <20120708133455.GX2338@deviant.kiev.zoral.com.ua> <4FF98F21.9060003@protected-networks.net> <20120708143113.GZ2338@deviant.kiev.zoral.com.ua> <4FF9A4A8.5050903@protected-networks.net> In-Reply-To: <4FF9A4A8.5050903@protected-networks.net> X-Enigmail-Version: 1.4.2 OpenPGP: id=0442D492 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: current@freebsd.org Subject: Re: sleeping thread panic? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 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: Sun, 08 Jul 2012 16:57:44 -0000 -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 07/08/12 11:18, Michael Butler wrote: > On 07/08/12 10:31, Konstantin Belousov wrote: >> Catch it next time ? This should be quite reproducable, if real. > >> Actually, try this. > >> diff --git a/sys/vm/vm_pageout.c b/sys/vm/vm_pageout.c >> index 9485fdd..de33afc 100644 >> --- a/sys/vm/vm_pageout.c >> +++ b/sys/vm/vm_pageout.c >> @@ -1030,7 +1030,6 @@ rescan0: >> ++pageout_lock_miss; >> if (object->flags & OBJ_MIGHTBEDIRTY) >> vnodes_skipped++; >> - vm_page_lock_queues(); >> goto unlock_and_continue; [ .. snip .. ] > Just waiting for the second of two attached RAID arrays to finish > rebuilding and I'll give this a shot - thanks! I repeated the dumps from last night over NFS with this patch installed and no more panics :-) imb -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.12 (FreeBSD) iEYEARECAAYFAk/5vAMACgkQQv9rrgRC1JJtPACgnyrSlf8jebp9iQLmTiXkaMYs /LUAn2BUlKUJ5aSMZ4biyqG9zZSRzPZA =WGNA -----END PGP SIGNATURE-----