On Sun, Jun 11, 2023 at 2:52 PM Samuel Thibault <samuel.thiba...@gnu.org> wrote: > > This was an important fix; currently ctty handling is completely > > broken in Debian. > > How does it manifest in practice?
A background process that tries to read (or write, if TOSTOP is set, which you can do with 'stty tostop') the terminal is not stopped with a signal, but instead competes for consuming the input with the foreground process. Try this: $ (sleep 5 && cat > /dev/null) & $ <do something else for a while> Sergey