From owner-freebsd-current@FreeBSD.ORG Sat Jun 16 18:26:47 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id A26BA16A41F for ; Sat, 16 Jun 2007 18:26:47 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from pooker.samsco.org (pooker.samsco.org [168.103.85.57]) by mx1.freebsd.org (Postfix) with ESMTP id 4086D13C43E for ; Sat, 16 Jun 2007 18:26:47 +0000 (UTC) (envelope-from scottl@samsco.org) Received: from phobos.samsco.home (phobos.samsco.home [192.168.254.11]) (authenticated bits=0) by pooker.samsco.org (8.13.8/8.13.8) with ESMTP id l5GIQhOM019213; Sat, 16 Jun 2007 12:26:44 -0600 (MDT) (envelope-from scottl@samsco.org) Message-ID: <46742B58.5040709@samsco.org> Date: Sat, 16 Jun 2007 12:26:32 -0600 From: Scott Long User-Agent: Mozilla/5.0 (Macintosh; U; Intel Mac OS X; en-US; rv:1.8.1.4) Gecko/20070509 SeaMonkey/1.1.2 MIME-Version: 1.0 To: Alex Burke References: In-Reply-To: X-Enigmail-Version: 0.95.1 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH authentication, not delayed by milter-greylist-2.0.2 (pooker.samsco.org [168.103.85.57]); Sat, 16 Jun 2007 12:26:44 -0600 (MDT) X-Spam-Status: No, score=-1.4 required=5.5 tests=ALL_TRUSTED autolearn=failed version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on pooker.samsco.org Cc: FreeBSD CURRENT Subject: Re: Access to tape drive caused following backtrace 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: Sat, 16 Jun 2007 18:26:47 -0000 It's fixed, sorry for the trouble. Scott Alex Burke wrote: > Hi, > > I was just doung a tar -tf /dev/sa0 when I got (hand transcribed): > > uma_zalloc_arg: zone "32" with the following non-sleepable locks held: > exclusive sleep mutex ahc_lock r = 0 (0xc3cb2eb0) locked @ > /usr/src/sys/cam/cam_ > periph.h:182 > KDB: stack backtrace: > db_trace_self_wrapper(c01afca0,df502850,c076fcfd,c0a20063,df502864,...) > at db_tr > ace_self_wrapper+0x26 > kdb_backtrace(c0a20063,df502864,4,1,0,...) at kdb_backtrace+0x29 > witness_warn(5,0,c0a3a76f,c0a408e1,c3b76000,...) at witness_warn+0x41cd > uma_zalloc_arg(c1472b40,0,102,2,c3ef6400,...) at uma_zalloc_arg+0x34 > malloc(1c,c0a564e0,102,df502900,c09d8343,...) at malloc+0xd2 > sagetparams(c3ef6484,c3ef6480,c3ef6488,df50299f,c3ef6485,...) at > sagetparams+0x4 > 2c > samount(c3e81a80,14c,c09d88343,b6,6,...) at samount+0x6df > saopen(c3de8900,1,2000,c4080600,c0a56760,...) at sa_open+0x124 > giant_open(c3de8900,1,2000,c4080600,c3f08200,...) at giant_open+0x4f > devfs_open(df502a8c,c4080600,df502b80,df502b1c,...) at devfs_open+0x230 > VOP_OPEN_APV(c0ac19e0,df502a8c,df502a78,246,c424a000,...) at > VOP_OPEN_APV+0xa5 > vn_open_cred(df502b80,df502c78,0,c4233180,c4064e58,...) at > vn_open_cred+0x44b > vn_open(df502b80,df502c78,0,c4064e58,246,...) at vn_open+0x33 > kern_open(c4080600,df502cfc,c,c,c0ac4918,...) at kern_open+0xc3 > open(c4080600,df502cfc,c,c,c0ac4918,...) at open+0x30 > syscall(df502d38) at syscall+0x288 > Xint0x80_syscall() at Xint0x80_syscall+0x20 > --- syscall (5, FreeBSD ELF32, open), eip = 0x28194a7b, esp = > 0xbfbfe9fc, ebp = > 0xbfbfea88 --- > > The machine did not panic, seemed to still be responsive. Maybe the > problem has been fixed since the CURRENT I am running, but I thought I > should post this anyway. > > Cheers, Alex J Burke. > _______________________________________________ > freebsd-current@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org"