Kernel Panic from pppd when device is disconnected
Paul Howarth
paul at city-fan.org
Fri Feb 25 08:02:48 UTC 2005
On Thu, 2005-02-24 at 19:11 -0700, James McKenzie wrote:
> James Mckenzie wrote:
> > Here is a strange problem and I think it appeared with 2.6.11-rc3, but may happen with the 2.6.10 series of kernels too.
> >
> > If I have pppd running and I disconnect the device (I am using a USB connection), the kernel panics and I cannot reconnect the device at the same /dev mount point nor can I kill pppd. If I kill the pppd connection before removing the device, all is happy.
> >
> > How can I kill off pppd (I've tried SIGHUP, TERM and KILL) after this happens. I don't like rebooting to get back the ability to communicate.
> >
> >
> I figured out what was happening and it had to do with a missing file in
> /etc/sysconfig/network-scripts. I had to copy one of the configuration
> files from another and then if_down.ppp would work.
> I still have the question on how I can kill off the hung process.
Why do you disconnect the device whilst you are using it in the first
place? I mean, you wouldn't disconnect a USB hard drive whilst you were
writing to it, would you?
Paul.
--
Paul Howarth <paul at city-fan.org>
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