From owner-freebsd-current@FreeBSD.ORG Sat Apr 10 19:29:37 2010 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A99B8106566B for ; Sat, 10 Apr 2010 19:29:37 +0000 (UTC) (envelope-from jfvogel@gmail.com) Received: from mail-wy0-f182.google.com (mail-wy0-f182.google.com [74.125.82.182]) by mx1.freebsd.org (Postfix) with ESMTP id 36DA78FC0A for ; Sat, 10 Apr 2010 19:29:36 +0000 (UTC) Received: by wyb28 with SMTP id 28so456330wyb.13 for ; Sat, 10 Apr 2010 12:29:36 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:received:message-id:subject:from:to:cc:content-type; bh=ivdS3mqfD6TatJ54SsSaRi7M2+kaxdFe0mq6anS+5pU=; b=GlrIcO28bS9sSLRbJqoln41UcIIFAnbUbII99eCyuoVX/XAK5enAMx/odK4eM7UbLk NwR0e+jLh7CRCIxHlrtlbJwtg+IQ/jsdNAWpASgPOhq1exrkZwNfFCPWUNEeojJm9bF1 dUzV+z1q94pf+IpZ8JcwzsWDq6Qiefor0W0Ww= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; b=j986GQiH7KImG9HMQLSHApz8b4iUO1Zr6ZnFfsQ5wnfss3iypelgGes2DgjySTbDgp 4jHSU9fv1HwX9AOd6nqpQo5qiJhbm9C5mNVkm8Q+otzEm/yP9l4AARUGc4X1WNaTH9xK hLtTwaA7aHLGyQQ2SETu9zW2mN8cmP+3j1kBw= MIME-Version: 1.0 Received: by 10.216.11.8 with HTTP; Sat, 10 Apr 2010 12:29:35 -0700 (PDT) In-Reply-To: <20100410160008.Q40281@maildrop.int.zabbadoz.net> References: <201004081831.o38IVR3s043434@lava.sentex.ca> <20100409164115.GB1085@michelle.cdnetworks.com> <201004091900.o39J0b0k051687@lava.sentex.ca> <20100409201307.GF1085@michelle.cdnetworks.com> <201004092105.o39L5SSh052323@lava.sentex.ca> <201004101446.o3AEkQ0O058513@lava.sentex.ca> <20100410160008.Q40281@maildrop.int.zabbadoz.net> Date: Sat, 10 Apr 2010 12:29:35 -0700 Received: by 10.216.88.131 with SMTP id a3mr973932wef.153.1270927776066; Sat, 10 Apr 2010 12:29:36 -0700 (PDT) Message-ID: From: Jack Vogel To: "Bjoern A. Zeeb" Content-Type: text/plain; charset=ISO-8859-1 X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: pyunyh@gmail.com, freebsd-current@freebsd.org, Mike Tancsa Subject: Re: LOR on em in HEAD ( was Re: em driver regression 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, 10 Apr 2010 19:29:37 -0000 Added the missing locks around calls to rxeof and checked it in a minute ago. Sorry guys! Jack On Sat, Apr 10, 2010 at 9:05 AM, Bjoern A. Zeeb < bzeeb-lists@lists.zabbadoz.net> wrote: > On Sat, 10 Apr 2010, Mike Tancsa wrote: > > Hi Mike, > > > At 05:11 PM 4/9/2010, Jack Vogel wrote: >> >>> Don't know, but I would just ignore it, I think its a false warning >>> anyway. >>> >> >> OK. I updated to HEAD as of this AM, but now I get a panic at bootup >> >> ... > > Trying to mount root from nfs: >> NFS ROOT: 10.255.255.1:/usr/home/pxe9/ >> panic: mutex em0:rx(0) not owned at >> /usr/HEAD/src/sys/modules/em/../../dev/e1000/if_em.c:4093 >> cpuid = 3 >> KDB: enter: panic >> [ thread pid 0 tid 100032 ] >> Stopped at kdb_enter+0x3a: movl $0,kdb_why >> db> bt >> Tracing pid 0 tid 100032 td 0xc5f5bb40 >> kdb_enter(c0cb0e9d,c0cb0e9d,c0caf56e,c5b2ac28,3,...) at kdb_enter+0x3a >> panic(c0caf56e,c6002024,c11a0357,ffd,c5b2ac7c,...) at panic+0x136 >> _mtx_assert(c6002010,4,c11a0357,ffd,64,...) at _mtx_assert+0x87 >> em_rxeof(246,c5ff7d98,c5b2aca8,c088e194,c5ff7d98,...) at em_rxeof+0x3b >> em_handle_que(c6006000,1,c0cb5c9c,4f,c5ff7d98,...) at em_handle_que+0x38 >> taskqueue_run(c5ff7d80,c5ff7d98,c0ca6410,0,c0caf5f6,...) at >> taskqueue_run+0x103 >> taskqueue_thread_loop(c600a520,c5b2ad38,c0cac192,343,c0e0ce20,...) at >> taskqueue_thread_loop+0x68 >> fork_exit(c08dcde0,c600a520,c5b2ad38) at fork_exit+0xb8 >> fork_trampoline() at fork_trampoline+0x8 >> --- trap 0, eip = 0, esp = 0xc5b2ad70, ebp = 0 --- >> db> >> > > > This is a bug that seems to only happen in the Kitchener area as I hit > it with a machine there just a few minutes ago as well. > > This one has fixed it for me: > http://lists.freebsd.org/pipermail/svn-src-head/2010-April/016249.html > > /bz > > -- > Bjoern A. Zeeb It will not break if you know what you are doing. >