localhost kernel: end_request: I/O error, dev fd0, sector 0

Paul Smith phhs80 at gmail.com
Sat Jan 20 02:39:58 UTC 2007


On 1/20/07, Steve Siegfried <sos at zjod.net> wrote:
> > I am getting these strange messages:
> >
> > Jan 20 01:22:22 localhost kernel: end_request: I/O error, dev fd0, sector 0
> > Jan 20 01:22:22 localhost kernel: end_request: I/O error, dev fd0, sector 0
> > Jan 20 01:22:22 localhost kernel: floppy0: disk absent or changed
> > during operation
> > Jan 20 01:22:22 localhost kernel: end_request: I/O error, dev fd0, sector 0
> > Jan 20 01:22:22 localhost kernel: end_request: I/O error, dev fd0, sector 0
> > Jan 20 01:22:22 localhost kernel: floppy0: disk absent or changed
> > during operation
> >
> > It surprises me, as I do not have any floppy disk inserted.
> >
> > Any ideas?
>
> If, as root, you do something like:
>         # cp /dev/fd0  /tmp/foo
> without a floppy inserted, you'll see a single kernel messages in your logs:
>         > <DATE/TIME> localhost kernel: end_request: I/O error, dev fd0, sector 0
>
> So offhand, I'd say some program on your box is trying to read or write to the
> floppy device.
>
> If you have the psacct rpm (the process accounting package) installed, as root
> you should be able to do:
>         # lastcomm | grep "Jan 20 01:2"
> to see the names of what programs were started between 01:20:20 and 01:29:59.
> Somewhere in that output, probably around 01:22:20 or so, you should find
> the offending program.

Thanks, Steve, but lastcomm returns nothing:

# lastcomm
#

Paul




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