git: 4ae2965258e8 - stable/15 - kqueue_fo_release(): print filter with underflow

From: Konstantin Belousov <kib_at_FreeBSD.org>
Date: Sat, 01 Nov 2025 00:45:04 UTC
The branch stable/15 has been updated by kib:

URL: https://cgit.FreeBSD.org/src/commit/?id=4ae2965258e828a416c2456b1ba75f91b8f30273

commit 4ae2965258e828a416c2456b1ba75f91b8f30273
Author:     Konstantin Belousov <kib@FreeBSD.org>
AuthorDate: 2025-08-21 13:54:36 +0000
Commit:     Konstantin Belousov <kib@FreeBSD.org>
CommitDate: 2025-11-01 00:43:13 +0000

    kqueue_fo_release(): print filter with underflow
    
    (cherry picked from commit 47ed42f3f44ca21210c9d9c56c693248dbca29bb)
---
 sys/kern/kern_event.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/kern/kern_event.c b/sys/kern/kern_event.c
index 23d8dc9cf54a..bd95ee2fc2ed 100644
--- a/sys/kern/kern_event.c
+++ b/sys/kern/kern_event.c
@@ -1576,7 +1576,7 @@ kqueue_fo_release(int filt)
 
 	mtx_lock(&filterops_lock);
 	KASSERT(sysfilt_ops[~filt].for_refcnt > 0,
-	    ("filter object refcount not valid on release"));
+	    ("filter object %d refcount not valid on release", filt));
 	sysfilt_ops[~filt].for_refcnt--;
 	mtx_unlock(&filterops_lock);
 }