From: Igmar Palsenberg <igmar@palsenberg.com>
To: musl@lists.openwall.com
Subject: Re: abort() fails to terminate PID 1 process
Date: Mon, 4 Jul 2016 15:38:48 +0200 (CEST) [thread overview]
Message-ID: <alpine.LRH.2.20.1607041537510.30017@s1.palsenberg.com> (raw)
In-Reply-To: <82c4150b-3433-4e3f-2304-9aceef82a54b@skarnet.org>
> On 03/07/2016 15:58, Rich Felker wrote:
> > Whether you realize it or not, what you're saying is equivalent to
> > saying that it's UB for a process that runs as pid 1 to call abort().
> > There is no basis for such a claim.
>
> There's no basis in the specification, but in practice, on Linux at least,
> a process that runs as pid 1 outside of a container and that exits - whether
> normally or via abort() or anything else - will cause a kernel panic. So
> treating that case as UB is defensible, at least until musl is ported to an
> OS where pid 1 death is less dramatic.
The old HP system we had at the university also paniced if I can remember
correctly. To he honest, I have no sane idea what it should do otherwise.
Igmar
next prev parent reply other threads:[~2016-07-04 13:38 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-18 20:32 Karl Böhlmark
2016-06-19 1:20 ` nathan
2016-06-20 9:02 ` Igmar Palsenberg
2016-06-20 10:04 ` Szabolcs Nagy
2016-06-20 12:00 ` Igmar Palsenberg
2016-06-20 19:41 ` Rich Felker
2016-07-03 10:43 ` Igmar Palsenberg
2016-07-03 13:58 ` Rich Felker
2016-07-03 19:58 ` Laurent Bercot
2016-07-03 20:01 ` Rich Felker
2016-07-03 20:20 ` Laurent Bercot
2016-07-03 20:24 ` Rich Felker
2016-07-04 13:38 ` Igmar Palsenberg [this message]
2016-07-04 13:37 ` Igmar Palsenberg
2016-07-05 3:07 ` Rich Felker
2016-07-30 21:24 ` Igmar Palsenberg
2016-06-20 10:29 ` Natanael Copa
2016-07-03 22:03 ` Rich Felker
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