Greg Lehey wrote:
> On Friday,  2 February 2001 at 20:10:10 -0800, Peter Wemm wrote:
> > Robert Watson wrote:
> >
> >> crw-r--r--  1 root     wheel      78,   0 Dec 31  1969 pci
> >
> > This one may appear harmless, but it is not.  It is trivially easy to creat
> > an alignment fault (fatal on an alpha) with the userland pciconf tool.
> > We must not allow this to be used by users until the kernel part is fixed.
> >
> > Eg: try this on an alpha: pciconf -r -l pci0:x:x 0x3 - ie: read a longword
> > at byte offset 3 in configuration space.. kaboom!
> This looks like a separate issue.  Presumably you can do this as root
> as well.  pciconf should check the parameters.

The kernel should check the parameters passed in from the userland, at
least, it should not die like this.

"All of this is for nothing if we don't go to the stars" - JMS/B5

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