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From: tang@mulga.OZ (Antony Tang)
Newsgroups: net.unix-wizards
Subject: Re: Xenix Crash? Trivial...
Message-ID: <831@mulga.OZ>
Date: Sat, 20-Jul-85 22:34:53 EDT
Article-I.D.: mulga.831
Posted: Sat Jul 20 22:34:53 1985
Date-Received: Sun, 21-Jul-85 23:31:08 EDT
References: <518@aicchi.UUCP>
Reply-To: tang@mulga.OZ (Antony Tang)
Distribution: net
Organization: Comp Sci, Melbourne Uni, Australia
Lines: 10

In article <518@aicchi.UUCP> ignatz@aicchi.UUCP (Ihnat) writes:
>Gosh, you have to go into a program?  I just discovered tonight, while
>'adb'ing a stripped object (DON'T ask why I would want to do it--object
>licensees have to do many things a respectable source licensee wouldn't
>*dream* of), that I can trash the kernel by simply trying to single-step
>through a system call!
>

In the manual of XENIX 1.0 for the AT, it read  : "System calls cannot
be single-stepped"