[Bug 266885] [FUSEFS] fcntl(F_GETLK) overwrites flock->l_pid even if unlocked

From: <bugzilla-noreply_at_freebsd.org>
Date: Wed, 19 Oct 2022 02:42:09 UTC
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=266885

--- Comment #2 from commit-hook@FreeBSD.org ---
A commit in branch stable/12 references this bug:

URL:
https://cgit.FreeBSD.org/src/commit/?id=274f5099706f33bf69fa29546dd6c94fde8eb001

commit 274f5099706f33bf69fa29546dd6c94fde8eb001
Author:     Alan Somers <asomers@FreeBSD.org>
AuthorDate: 2022-10-07 14:46:22 +0000
Commit:     Alan Somers <asomers@FreeBSD.org>
CommitDate: 2022-10-19 01:13:55 +0000

    fusefs: during F_GETLK, don't change l_pid if no lock is found

    PR:             266885
    Submitted by:   John Millikin <jmillikin@gmail.com>
    Sponsored by:   Axcient
    Reviewed by:    emaste
    Differential Revision: https://reviews.freebsd.org/D36905

    (cherry picked from commit 46fcf947c6c8db1e1ceb3cbd75b69d1d1e494929)

 sys/fs/fuse/fuse_vnops.c     |  2 +-
 tests/sys/fs/fusefs/locks.cc | 16 ++++++++++++++--
 2 files changed, 15 insertions(+), 3 deletions(-)

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