bug#51877: 27.2; term: error in process filter

[Eli Zaretskii]

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>       tests=[BAYES_00=-1.9] autolearn=ham autolearn_force=no
> Date: Thu, 20 Jan 2022 10:06:04 -0900
> From: Christopher Howard <christopher@librehacker.com>
> Cc: larsi@gnus.org, 51877@debbugs.gnu.org
> 
> switch temporarily to line mode (using the mouse menu)
> M-x set-terminal-coding-system raw-text

I don't think this would help.  Can you manually modify the function
term-emulate-terminal to use 'raw-text instead of
locale-coding-system, and then re-run the scenario in which you get
these problems?