Hi Rolf, On Mon, 25 Jan 2021 at 09:33, Rolf Eike Beer <eb@xxxxxxxxx> wrote: > > In the discussion of CLONE_VM I find this sentence: > > > If the CLONE_VM flag is specified and the CLONE_VM flag is > > not specified, then any alternate signal stack that was > > established by sigaltstack(2) is cleared in the child > > process. > > Which simply doesn't make sense. I guess one of them should have been the name > of another flag. Thanks for taking the time to report this. You are right. And by chance this was reported and fixed just a few days ago: https://git.kernel.org/pub/scm/docs/man-pages/man-pages.git/commit/?id=2a1b1111ca1a75e369afc6aaeb04f17acfcfdb41 Cheers, Michael -- Michael Kerrisk Linux man-pages maintainer; http://www.kernel.org/doc/man-pages/ Linux/UNIX System Programming Training: http://man7.org/training/