Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2 to F6 and over F7

From	Camaleón <noelamac@gmail.com>
Newsgroups	linux.debian.kernel
Subject	Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2 to F6 and over F7
Date	2025-12-22 16:30 +0100
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El 2025-12-22 a las 11:59 +0100, Gianluca Renzi escribió:
> On 12/22/25 11:13, Helge Deller wrote:
> > On 12/22/25 11:09, Gianluca Renzi wrote:
> > > Wow! So you found the culprit.

My deepest congrats (and a bunch of thanks) to William Burrow and 
Gianluca Renzi for their finding, testing, reporting (finally, «time 
spent») and the overall well job done! :-)

> > Well, it seems pretty likely that you get the "copyright symbol",
> > because ch gets assigned "0".  The question is: Why does this happen?
> > It shouldn't.
> > 
> > Does it only happens with old kernels (5.x), or does it happen with
> > latest
> > Linux kernels (>= 6.8) too?
> > 
> The issue is not present with the kernel 5.10.0-36-amd64, only in kernel
> 5.10.0-37-amd64 (5.10.247-1)
> 
> I have a couple of Debian 12 machines laying around, and this bug is not
> present for sure.
> 
> I do not remember which kernel they can have, but it's the stable Debian 12
> version.

(...)

Well, I do confirm I CANNOT reproduce the «©©©©©©©©©©©©©©©©©©©©©©©©©©©©» 
copyright issue neither on my Debian testing (kernel image 
6.17.9+deb14) nor Debian stable (kernel image 6.1.0-41).

Cheers,

-- 
Camaleón

Thread

Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2  to F6 and over F7 William Burrow <wbkernel@gmail.com> - 2025-12-22 03:20 +0100
  Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2  to F6 and over F7 Helge Deller <deller@kernel.org> - 2025-12-22 11:10 +0100
    Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2  to F6 and over F7 Gianluca Renzi <icjtqr@gmail.com> - 2025-12-22 11:10 +0100
      Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2  to F6 and over F7 Gianluca Renzi <gianlucarenzi@eurek.it> - 2025-12-22 12:20 +0100
        Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2  to F6 and over F7 Camaleón <noelamac@gmail.com> - 2025-12-22 16:30 +0100
          Re: Weird characters in virtual terminal consoles from (CTRL-ALT) F2  to F6 and over F7 William Burrow <wbkernel@gmail.com> - 2025-12-23 19:00 +0100

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