Date: Thu, 13 Nov 1997 15:38:53 -0800 (PST) From: Archie Cobbs <archie@whistle.com> To: hackers@freebsd.org Cc: sef@freebsd.org Subject: Re: unkillable process Message-ID: <199711132338.PAA15786@bubba.whistle.com> In-Reply-To: <199711122300.PAA10914@bubba.whistle.com> from Archie Cobbs at "Nov 12, 97 03:00:13 pm"
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I wrote:
> 1. Create a named pipe
> 2. Start typing into it using cat
> 3. Hit control-C as many times as you want
>
> You'll see that the process will not die even with kill -9,
> as it is stuck in uninterrupible disk sleep ("fifo").
According to sef, the problem is that the child (csh or tcsh
but not sh) is ignoring SIGINT, the parent opens the file
after vfork()'ing, and something else (now I forgot already).
Maybe Sean could summarize to the list?
Thanks,
-Archie
___________________________________________________________________________
Archie Cobbs * Whistle Communications, Inc. * http://www.whistle.com
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