From: Artem Bityutskiy Subject: Re: hang in writeback code on nfsv4 mount Date: Thu, 26 Aug 2010 16:20:33 +0300 Message-ID: <1282828834.24044.289.camel@localhost> References: <20100825023425.GA24591@fieldses.org> <1282717945.24044.187.camel@localhost> <20100825154451.GB14440@fieldses.org> <1282821851.24044.284.camel@localhost> Reply-To: dedekind1@gmail.com Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Cc: "linux-nfs@vger.kernel.org" , Trond Myklebust , Christoph Hellwig , Jens Axboe To: "J. Bruce Fields" Return-path: Received: from mail-fx0-f46.google.com ([209.85.161.46]:64376 "EHLO mail-fx0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752120Ab0HZNV5 (ORCPT ); Thu, 26 Aug 2010 09:21:57 -0400 Received: by fxm13 with SMTP id 13so1238247fxm.19 for ; Thu, 26 Aug 2010 06:21:56 -0700 (PDT) In-Reply-To: <1282821851.24044.284.camel@localhost> Sender: linux-nfs-owner@vger.kernel.org List-ID: On Thu, 2010-08-26 at 14:24 +0300, Artem Bityutskiy wrote: > On Wed, 2010-08-25 at 11:44 -0400, J. Bruce Fields wrote: > > > sudo mount -t nfs4 sauron:/home/dedekind/ /mnt/sauron_home/ > > >=20 > > > works fine. Any hints about how to reproduce this are welcome. > >=20 > > Huh. The simple mount hits it every time for me. I'll investigate= some > > more. >=20 > Ok, I can reproduce something which looks like memory corruption for = me: Err, scratch this please, this was my debugging code which I injected. Still trying to reproduce... --=20 Best Regards, Artem Bityutskiy (=D0=90=D1=80=D1=82=D1=91=D0=BC =D0=91=D0=B8=D1=82=D1=8E= =D1=86=D0=BA=D0=B8=D0=B9)