Problem with dev nodes in tar extract

Corinna Vinschen
Fri Feb 29 19:02:00 GMT 2008

On Feb 29 13:50, Nigel Hathaway wrote:
> After a bit of investigation I have narrowed down the problem.
> Firstly though, the presence of dev nodes is not for the benefit cygwin
> or Windows. They are exported over NFS so that an embedded ARM-Linux
> system can use the NFS export as its root file system (for development).
> This is a very common usage of this kind of facility. It's almost
> certainly the main reason why (Linux) dev nodes are supported under
> cygwin. Do 'mknod --help' and see what you get !!
> It turns out that the problem relates to one dev node in particular:
> $ chown root.root dev/ptmx
>       7 [main] chown 7940 _cygtls::handle_exceptions: Error while
> dumping state
> (probably corrupted stack)
> Segmentation fault (core dumped)

I found the cause for this SEGV in Cygwin.  Should be fixed in the next


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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