[Bug 297293] fget_procdesc(): EBADF -> EINVAL change breaks Qt's forkfd

From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 05 Aug 2026 18:17:41 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=297293

--- Comment #3 from commit-hook@FreeBSD.org ---
A commit in branch main references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=e8b9b6b9f31c463137b4104550bfb3286a43703a

commit e8b9b6b9f31c463137b4104550bfb3286a43703a
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2026-08-05 08:04:49 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2026-08-05 18:15:54 +0000

    pdkill(2), pdgetpid(2): return EBADF if the file type is not procdesc

    For pdwait(2) and pddupfd(2), the returned error is kept EINVAL.

    PR:     297293
    Reviewed by:    lwhsu, markj
    Sponsored by:   The FreeBSD Foundation
    MFC after:      1 week
    Differential revision:  https://reviews.freebsd.org/D58666

 sys/kern/kern_exit.c    |  3 ++-
 sys/kern/kern_sig.c     |  3 ++-
 sys/kern/sys_procdesc.c | 10 ++++++----
 sys/sys/procdesc.h      |  4 ++--
 4 files changed, 12 insertions(+), 8 deletions(-)

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