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From: Askar Safin <safinaskar@zohomail.com>
To: "Rich Felker" <dalias@libc.org>
Cc: "musl" <musl@lists.openwall.com>
Subject: Re: [musl] [bug] Ctrl-Z when process is doing posix_spawn makes the process hard to kill
Date: Fri, 17 Jan 2025 21:55:50 +0400	[thread overview]
Message-ID: <1947568343c.4b19ad8c16088.1387564150395328587@zohomail.com> (raw)
In-Reply-To: <20250117063709.GJ10433@brightrain.aerifal.cx>

Thanks a lot for answer!

 ---- On Fri, 17 Jan 2025 10:37:09 +0400  Rich Felker  wrote --- 
 > Note that SIGSTOP, which is not blockable interceptible or ignorable,
 > can't be handled this way, but the pid has not yet leaked to anything
 > at this point, so the only way SIGSTOP can be generated is by a badly
 > behaved program signaling random pids, which is not a case that needs
 > to be handled gracefully.

But what if somebody sends SIGSTOP to whole process group using kill(2)?

The bug is not reproducible with fork. Maybe this is kernel bug and should be
forwarded there instead?

--
Askar Safin
https://types.pl/@safinaskar


  parent reply	other threads:[~2025-01-17 18:19 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-16 23:14 Askar Safin
2025-01-17  6:37 ` Rich Felker
2025-01-17  6:46   ` Rich Felker
2025-01-17 17:55   ` Askar Safin [this message]
2025-01-18  9:51     ` Florian Weimer
2025-01-18 10:23       ` Rich Felker
2025-01-18 11:13         ` Florian Weimer
2025-01-18 20:58           ` Askar Safin
2025-01-18 11:17     ` Rich Felker
2025-01-18 20:16       ` Markus Wichmann
2025-01-19  3:18         ` Rich Felker
2025-01-18 20:52       ` Askar Safin
2025-01-22 21:45       ` Askar Safin

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