From: Prithvi Tambewagh <activprithvi@gmail.com>
To: syzbot+df52f4216bf7b4d768e7@syzkaller.appspotmail.com,
davem@davemloft.net, edumazet@google.com, horms@kernel.org,
kuba@kernel.org, pabeni@redhat.com
Cc: linux-hams@vger.kernel.org, linux-kernel@vger.kernel.org,
netdev@vger.kernel.org, syzkaller-bugs@googlegroups.com,
Prithvi Tambewagh <activprithvi@gmail.com>
Subject: Testing for netrom: fix KASAN slab-use-after-free in nr_dec_obs()
Date: Sat, 17 Jan 2026 12:23:13 +0530 [thread overview]
Message-ID: <20260117065313.32506-1-activprithvi@gmail.com> (raw)
In-Reply-To: <69694da9.050a0220.58bed.002a.GAE@google.com>
#syz test upstream be548645527a131a097fdc884b7fca40c8b86231
Signed-off-by: Prithvi Tambewagh <activprithvi@gmail.com>
---
net/netrom/nr_route.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/net/netrom/nr_route.c b/net/netrom/nr_route.c
index b94cb2ffbaf8..788e375537fe 100644
--- a/net/netrom/nr_route.c
+++ b/net/netrom/nr_route.c
@@ -466,7 +466,6 @@ static int nr_dec_obs(void)
nr_neigh = s->routes[i].neighbour;
nr_neigh->count--;
- nr_neigh_put(nr_neigh);
if (nr_neigh->count == 0 && !nr_neigh->locked)
nr_remove_neigh(nr_neigh);
base-commit: be548645527a131a097fdc884b7fca40c8b86231
--
2.34.1
next prev parent reply other threads:[~2026-01-17 6:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-15 20:27 [syzbot] [hams?] KASAN: slab-use-after-free Read in nr_rt_ioctl syzbot
2026-01-17 6:53 ` Prithvi Tambewagh [this message]
2026-01-17 9:52 ` syzbot
2026-01-17 17:47 ` Testing for netrom: fix KASAN slab-use-after-free in nr_dec_obs() Jakub Kicinski
2026-01-18 13:21 ` Prithvi
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