git: 13018bfae80f - main - ip_reass: make stray callout assertion more verbose

From: Gleb Smirnoff <glebius_at_FreeBSD.org>
Date: Sat, 10 Sep 2022 09:34:38 UTC
The branch main has been updated by glebius:

URL: https://cgit.FreeBSD.org/src/commit/?id=13018bfae80f10bfcd6aad1fbe3e3feb24ffe353

commit 13018bfae80f10bfcd6aad1fbe3e3feb24ffe353
Author:     Gleb Smirnoff <glebius@FreeBSD.org>
AuthorDate: 2022-09-10 09:11:39 +0000
Commit:     Gleb Smirnoff <glebius@FreeBSD.org>
CommitDate: 2022-09-10 09:11:39 +0000

    ip_reass: make stray callout assertion more verbose
    
    Syzcaller hits this assertion, but can't find reproducer.  I also never
    seen it hit in my testing.  Try to get more information via syzcaller.
---
 sys/netinet/ip_reass.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/sys/netinet/ip_reass.c b/sys/netinet/ip_reass.c
index 5227b1387c69..aa5c99a3624c 100644
--- a/sys/netinet/ip_reass.c
+++ b/sys/netinet/ip_reass.c
@@ -600,7 +600,8 @@ ipreass_callout(void *arg)
 	CURVNET_SET(bucket->vnet);
 	fp = TAILQ_LAST(&bucket->head, ipqhead);
 	KASSERT(fp != NULL && fp->ipq_expire >= time_uptime,
-	    ("%s: stray callout on bucket %p", __func__, bucket));
+	    ("%s: stray callout on bucket %p, %ju < %ju", __func__, bucket,
+	    fp ? (uintmax_t)fp->ipq_expire : 0, (uintmax_t)time_uptime));
 
 	while (fp != NULL && fp->ipq_expire >= time_uptime) {
 		ipq_timeout(bucket, fp);