From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?ISO-8859-1?Q?BERTRAND_Jo=EBl?= Date: Fri, 09 Mar 2007 21:31:01 +0000 Subject: Re: Dead lock with 2.6.20 Message-Id: <45F1D215.3060801@systella.fr> List-Id: References: <45F1C172.60103@systella.fr> In-Reply-To: <45F1C172.60103@systella.fr> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable To: sparclinux@vger.kernel.org Daniel Smolik a =E9crit : > BERTRAND Jo=EBl napsal(a): >> Hello, >> >> I have seen a very strange deadlock on a UltraSPARC 2 workstation=20 >> (2 UltraSPARC-II/296 MHz, 2048 MB, framebuffer Creator3D on UPA slot,=20 >> 2 73 GB SCA disks that form a raid1 array). >> >> Hardware sounds good and I have tested it with SUNvts during two=20 >> days without any failure. >> >> This workstation is a mail server and runs with Debian/testing,=20 >> kernel 2.6.20. It's a NIS and NFSv3/TCP clients. Its uptime was more=20 >> than 9 days and it hangs without any message in the log, without panic=20 >> and without oops. When it hangs, the queue of sendmail was about 3 GB=20 >> due to a failure of a internet peering. I have rebooted the=20 >> workstation (power button :-( ). You can find my .config at >> >> http://rayleigh.systella.fr/~bertrand/config-sun4u-2.6.20.gz >> >> I don't know how debug this bug... > Hi, > do you have attached console ? No... I don't have any console. > Do you try STOP-A ? Stop+A doesn't help. I have tried, of course ;-) > I have similar=20 > problem on E450 tomorrow. After each second reboot system hang and I=20 > can't STOP-A. Only power-off helps. System hang after udev insert sg=20 > module. I disable udev and this solve my problem. Do you think that /etc/init.d/udev stop can solve this trouble ? Regards, JKB