bug#55672: 29.0.50; Emacs crashes when calling start-process-shell-command xdg-open with process-connection-type set to nil

[Po Lu]

Ihor Radchenko <yantar92@gmail.com> writes:

> Thread 1 "emacs" hit Breakpoint 2, x_error_quitter (display=0x555559323390, 
> event=0x7fffffffa210) at xterm.c:21573
> 21573 {
> (gdb) 
> (gdb) 
> quit
> A debugging session is active.
>
>       Inferior 1 [process 17832] will be killed.
>
> Quit anyway? (y or n) y
>
> Best,
> Ihor

Let's go back a little.  Can you still reproduce this particular
backtrace?  If so, please run:

  p *event

here.  Thanks.