From owner-freebsd-stable@FreeBSD.ORG Sat Dec 7 06:24:35 2013 Return-Path: Delivered-To: freebsd-stable@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 32C542B9 for ; Sat, 7 Dec 2013 06:24:35 +0000 (UTC) Received: from mail-we0-x22b.google.com (mail-we0-x22b.google.com [IPv6:2a00:1450:400c:c03::22b]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id 92D541740 for ; Sat, 7 Dec 2013 06:24:34 +0000 (UTC) Received: by mail-we0-f171.google.com with SMTP id q58so1529499wes.2 for ; Fri, 06 Dec 2013 22:24:32 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=fA6wewLKsMzary2ELkk4z/WcRpFXoAYMEkY+ZRS2ldQ=; b=bekNDQzGyhGIDUeX7KoLM8cxojV3+wRL58r96+yXXdqrWCCfb20rMEB+VJLJ6+Pi9K j7m9j/S3SeeqHxksYKdc/uY6GPaA77WCM1p+uiMTIxgshc3fGl/AAS/ii+9w1++TgJwR F3TrHW6xjm7A3wTMEWTS1bkxztRbWTfyiQcjrClmYUpIbV750c2vYWMDoEKP8cm8M9+g bjZPni7lpeFr7lJ29GrK/KDfodDKxJ2wuSaPxDCaQY7iyphkBJT0QZwXCe8zXIhngQUY euLr8mT+++5EOd3Rj+pzqIfMYG8lZdW1G4BL5maHR+m8184993CeMnZKWO+UQr1A8XOP dgTw== MIME-Version: 1.0 X-Received: by 10.180.183.72 with SMTP id ek8mr5580776wic.49.1386397472405; Fri, 06 Dec 2013 22:24:32 -0800 (PST) Received: by 10.217.89.138 with HTTP; Fri, 6 Dec 2013 22:24:32 -0800 (PST) In-Reply-To: <20131206201329.GK59496@kib.kiev.ua> References: <20131206201329.GK59496@kib.kiev.ua> Date: Sat, 7 Dec 2013 08:24:32 +0200 Message-ID: Subject: Re: stable/10 r258317 - UFS lock problem From: =?ISO-8859-1?Q?=D6zkan_KIRIK?= To: Konstantin Belousov Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.17 Cc: freebsd-stable X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 07 Dec 2013 06:24:35 -0000 Hi, I'm trying to compile a debug kernel with these options : makeoptions DEBUG=-g options INVARIANTS options INVARIANT_SUPPORT options WITNESS options DEBUG_LOCKS options DEBUG_VFS_LOCKS options DIAGNOSTIC While compiling; compilations fails due to this error : /usr/src/sys/kern/subr_vmem.c:1357:1: error: unused function 'vmem_dump' [-Werror, -Wunused-function] I'll comment out this function and recompiled kernel. Now, while booting, kernel panics. Error line is below; KDB stack backtrace is attached as PNG screenshot. "panic: mtx_lock_spin: recursed on non-recursive mutex cnput_mtx @ /usr/src/sys/kern/kern_cons.c:500" I think, i hit an other bug. Best wishes, Ozkan KIRIK ePati Information Technologies http://www.epati.com.tr/ On Fri, Dec 6, 2013 at 10:13 PM, Konstantin Belousov wrote: > On Fri, Dec 06, 2013 at 08:10:55PM +0200, ?zkan KIRIK wrote: > > Hi, > > > > I am using FreeBSD 10.0-BETA3 r258317 GENERIC kernel. > > > > I run "portsnap fetch extract". > > While extracting files, extracting operation hangs, and i cant kill > process. > > > > Output of : "ps ax | grep D+" ( uninterruptable process list ) > > % ps ax | grep D+ > > 28933 0 D+ 0:00.01 tar -xz --numeric-owner -f > > > /var/db/portsnap/files/77d41f10d2832f8450e4e02a4db5c0a6131c97d15076ed0c76e761c9ce58338d.gz > > -C /usr/ports/emulators/qemu/ (bsdtar) > > 29051 1 S+ 0:00.00 grep D+ > > % > > > > > > Because of D flag, process cannot be interrupted even by SIGKILL. > > I cannot remove usr/ports folder while this process on D+ state. > > If I run rm -r /usr/ports, rm process is flagged as D+ also. > > > > I tested this situation on both vmware workstation and different real > > hardware installations. ( Sun Fire X4150, HP DL380G4, Sun X3 servers. ) > > > > Problem is repeatable. If you install FreeBSD on ZFS root, problem > doesn't > > occur. > > > > > > # mount > > /dev/da0p2 on / (ufs, local, journaled soft-updates) > > devfs on /dev (devfs, local, multilabel) > > See > > http://www.freebsd.org/doc/en_US.ISO8859-1/books/developers-handbook/kerneldebug-deadlocks.html >