Subject: Re: bug#78638: 30.1; When editing a remote file owned by another user, Tramp signals an error because it cannot change the file mode

From: Eli Zaretskii <[email-masked]>
Date: Sun, 15 Jun 2025 11:43:11 +0300

> Cc: [email-masked], [email-masked]
> Date: Sun, 15 Jun 2025 11:16:35 +0300
> From: Eli Zaretskii <[email-masked]>
> 
> > --8<---------------cut here---------------start------------->8---
> > basic-save-buffer-2: Opening output file: Permission denied, /tmp/xxx
> > --8<---------------cut here---------------end--------------->8---
> 
> Thanks.  Can I ask you to show a Lisp backtrace from this error?

Actually, what is interesting is the line of basic-save-buffer-2 which
signaled the error.  Is it possible for you to figure that out?