From: patchwork-bot+netdevbpf@kernel.org
To: Shigeru Yoshida <syoshida@redhat.com>
Cc: davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org,
syzbot+6f98de741f7dbbfc4ccb@syzkaller.appspotmail.com
Subject: Re: [PATCH net v2] kcm: Fix memory leak in error path of kcm_sendmsg()
Date: Mon, 11 Sep 2023 09:25:42 +0000 [thread overview]
Message-ID: <169442434205.22330.369402814617105597.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230909170310.1978851-1-syoshida@redhat.com>
Hello:
This patch was applied to netdev/net.git (main)
by David S. Miller <davem@davemloft.net>:
On Sun, 10 Sep 2023 02:03:10 +0900 you wrote:
> syzbot reported a memory leak like below:
>
> BUG: memory leak
> unreferenced object 0xffff88810b088c00 (size 240):
> comm "syz-executor186", pid 5012, jiffies 4294943306 (age 13.680s)
> hex dump (first 32 bytes):
> 00 89 08 0b 81 88 ff ff 00 00 00 00 00 00 00 00 ................
> 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................
> backtrace:
> [<ffffffff83e5d5ff>] __alloc_skb+0x1ef/0x230 net/core/skbuff.c:634
> [<ffffffff84606e59>] alloc_skb include/linux/skbuff.h:1289 [inline]
> [<ffffffff84606e59>] kcm_sendmsg+0x269/0x1050 net/kcm/kcmsock.c:815
> [<ffffffff83e479c6>] sock_sendmsg_nosec net/socket.c:725 [inline]
> [<ffffffff83e479c6>] sock_sendmsg+0x56/0xb0 net/socket.c:748
> [<ffffffff83e47f55>] ____sys_sendmsg+0x365/0x470 net/socket.c:2494
> [<ffffffff83e4c389>] ___sys_sendmsg+0xc9/0x130 net/socket.c:2548
> [<ffffffff83e4c536>] __sys_sendmsg+0xa6/0x120 net/socket.c:2577
> [<ffffffff84ad7bb8>] do_syscall_x64 arch/x86/entry/common.c:50 [inline]
> [<ffffffff84ad7bb8>] do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
> [<ffffffff84c0008b>] entry_SYSCALL_64_after_hwframe+0x63/0xcd
>
> [...]
Here is the summary with links:
- [net,v2] kcm: Fix memory leak in error path of kcm_sendmsg()
https://git.kernel.org/netdev/net/c/c821a88bd720
You are awesome, thank you!
--
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next prev parent reply other threads:[~2023-09-11 21:19 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-09 17:03 [PATCH net v2] kcm: Fix memory leak in error path of kcm_sendmsg() Shigeru Yoshida
2023-09-11 9:25 ` patchwork-bot+netdevbpf [this message]
2023-09-11 21:03 ` Kuniyuki Iwashima
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