The branch main has been updated by markj:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=9a9349ea1da2d80e979fa87b430551d8f6dac7f4

commit 9a9349ea1da2d80e979fa87b430551d8f6dac7f4
Author:     Mark Johnston <[email protected]>
AuthorDate: 2026-07-29 12:43:55 +0000
Commit:     Mark Johnston <[email protected]>
CommitDate: 2026-07-29 12:43:55 +0000

    kqueue: Associate marker knotes with a queue
    
    Otherwise the assertion in KQ_FLUX_SLEEP_WMESG may fail.
    
    kqueue_fork_copy() already handles this.
    
    Fixes:          1f4b0ea4f3eb ("kqueue: Add a helper macro for sleeping on 
in-flux knotes")
    Reported by:    syzkaller
    Reported by:    kbowling
    Reviewed by:    kib
    Sponsored by:   The FreeBSD Foundation
    Differential Revision:  https://reviews.freebsd.org/D58516
---
 sys/kern/kern_event.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sys/kern/kern_event.c b/sys/kern/kern_event.c
index 60c3b18a07eb..ba51714da0f3 100644
--- a/sys/kern/kern_event.c
+++ b/sys/kern/kern_event.c
@@ -2160,6 +2160,7 @@ kqueue_scan(struct kqueue *kq, int maxevents, struct 
kevent_copyops *k_ops,
                asbt = 0;
        memset(&marker, 0, sizeof(marker));
        marker.kn_status = KN_MARKER;
+       marker.kn_kq = kq;
        KQ_LOCK(kq);
 
 retry:

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