Messages in this thread |  | | | Date | Thu, 18 Dec 2003 11:53:20 -0200 (BRST) | | From | Marcelo Tosatti <> | | Subject | Re: Trivial hard lockup, SCSI, 2.4.23 |
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On Tue, 16 Dec 2003, Ian Soboroff wrote:
> > I've found that I can lock a machine running 2.4.23aa1 by trying to > access a nonexistent SCSI device. In other words, if a userspace > program tries to access /dev/sdd, but no device is attached on any > SCSI bus using that device node, the machine locks hard. > > We found this when we disconnected a SCSI hardware RAID from a server, > but forgot to remove the cron job which checked its status. > > The lockup leaves no errors whatsoever in the logs. I finally tracked > it down with the NMI watchdog.
What did the NMI oopser report ?
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