From: Edward Adam Davis <eadavis@qq.com>
To: syzbot+c041b4ce3a6dfd1e63e2@syzkaller.appspotmail.com
Cc: linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com
Subject: [syzbot] [net?] KASAN: slab-use-after-free Write in l2tp_session_delete
Date: Thu, 27 Jun 2024 20:52:31 +0800 [thread overview]
Message-ID: <tencent_B71CE90EEE3ECDAC78E66E9C2FC96C1C950A@qq.com> (raw)
In-Reply-To: <0000000000008405e0061bb6d4d5@google.com>
delete tunnl session list
#syz test: linux-next 185d72112b95
diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
index 3596290047b2..1fd27c902d80 100644
--- a/net/l2tp/l2tp_ppp.c
+++ b/net/l2tp/l2tp_ppp.c
@@ -446,6 +446,7 @@ static int pppol2tp_release(struct socket *sock)
if (session) {
struct pppol2tp_session *ps;
+ list_del_init(&session->list);
l2tp_session_delete(session);
ps = l2tp_session_priv(session);
next prev parent reply other threads:[~2024-06-27 12:57 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-06-25 13:25 syzbot
2024-06-25 14:53 ` James Chapman
2024-06-27 11:31 ` Hillf Danton
2024-06-27 11:53 ` syzbot
2024-06-27 12:05 ` Hillf Danton
2024-06-27 12:29 ` syzbot
2024-06-27 12:44 ` Edward Adam Davis
2024-06-27 12:49 ` syzbot
2024-06-27 12:52 ` Edward Adam Davis [this message]
2024-06-27 13:30 ` syzbot
2024-07-02 9:52 ` syzbot
2024-07-03 9:46 ` Tom Parkin
2024-07-03 10:05 ` syzbot
2024-07-03 11:24 ` Tom Parkin
2024-07-03 11:30 ` syzbot
2024-07-03 11:51 ` Hillf Danton
2024-07-03 12:39 ` Tom Parkin
2024-07-04 11:23 ` Hillf Danton
2024-07-04 13:59 ` Tom Parkin
2024-07-03 12:07 ` Tom Parkin
2024-07-03 13:56 ` syzbot
2024-07-03 16:37 ` Tom Parkin
2024-07-03 17:23 ` syzbot
2024-07-10 10:46 ` Hillf Danton
2024-07-10 12:28 ` syzbot
2024-07-10 12:55 ` Hillf Danton
2024-07-10 13:20 ` syzbot
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