Re: Kernel vs. glibc problems

[Karsten Merker <karsten@excalibur.cologne.de>]

On Sun, Apr 04, 2004 at 05:50:10PM +0200, Guido Guenther wrote:
> On Sun, Apr 04, 2004 at 01:52:12PM +0200, Karsten Merker wrote:
> > On a DECstation 5000/20, having an R3000, the following combinations work:
> > - Debian 2.4.19 plus Debian/Woody glibc (2.2.5)
> > - Debian 2.4.19 plus Debian/Sarge glibc (2.3.2)
> > - CVS 2.4.25 from 2004/03/25 plus Debian/Woody glibc (2.2.5)
> > But running the same CVS 2.4.25 with the Debian/Sarge glibc (2.3.2)
> > causes (at least) ls, sleep and tar to die with "illegal instruction".

> What is the illegal instruction? Gdb should tell.

It is an "ll" instruction in libpthread (checked in the cases of
ls, sleep and tar). ll/sc should be emulated by the kernel on R3k,
so it looks like there is a problem with the emulation code.

Regards,
Karsten
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