GNU bug report logs - #49954
28.0.50; TRAMP: cannot kill child processes: "Forbidden reentrant call of Tramp"

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Message #29 received at 49954 <at> debbugs.gnu.org (full text, mbox):

From: Michael Albinus <michael.albinus <at> gmx.de>
To: Dima Kogan <dima <at> secretsauce.net>
Cc: 49954 <at> debbugs.gnu.org
Subject: Re: bug#49954: 28.0.50; TRAMP: cannot kill child processes:
 "Forbidden reentrant call of Tramp"
Date: Thu, 16 Sep 2021 17:42:23 +0200

Dima Kogan <dima <at> secretsauce.net> writes:

Hi Dima,

> Thanks for the explanation. What would be an example of an asynchronous
> process? I have several remote 'M-x shell' buffers and probably some
> dired buffers looking at remote directories. Is each 'M-x shell' child
> an "asynchronous process" for the purposes of this issue?

It is an synchronous process, indeed.

> Does it make sense to you that disabling caching fixes it?
>
> Usually, I can C-c in "M-x shell" just fine. When this bug is triggered,
> though, I cannot C-c in remote M-x shell processes at all: it fails each
> time. Disabling the caching, getting one successful C-c, and re-enabling
> it makes it work that time and in the future. Is this consistent with
> the failure mechanism you're thinking of?

Why do you mess with Tramp's cache? Adding remote-file-error to
debug-ignored-errors, as  I have recommended, shall mask the error
sufficiently.

> Thanks

Best regards, Michael.

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