From: patchwork-bot+netdevbpf@kernel.org
To: Ziyang Xuan <william.xuanziyang@huawei.com>
Cc: davem@davemloft.net, dsahern@kernel.org, edumazet@google.com,
kuba@kernel.org, pabeni@redhat.com, netdev@vger.kernel.org,
linux-kernel@vger.kernel.org, dlstevens@us.ibm.com
Subject: Re: [PATCH net] ipv6: Fix an uninit variable access bug in __ip6_make_skb()
Date: Mon, 03 Apr 2023 09:20:19 +0000 [thread overview]
Message-ID: <168051361931.15794.6903951386733937555.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <20230403073417.2240575-1-william.xuanziyang@huawei.com>
Hello:
This patch was applied to netdev/net.git (main)
by David S. Miller <davem@davemloft.net>:
On Mon, 3 Apr 2023 15:34:17 +0800 you wrote:
> Syzbot reported a bug as following:
>
> =====================================================
> BUG: KMSAN: uninit-value in arch_atomic64_inc arch/x86/include/asm/atomic64_64.h:88 [inline]
> BUG: KMSAN: uninit-value in arch_atomic_long_inc include/linux/atomic/atomic-long.h:161 [inline]
> BUG: KMSAN: uninit-value in atomic_long_inc include/linux/atomic/atomic-instrumented.h:1429 [inline]
> BUG: KMSAN: uninit-value in __ip6_make_skb+0x2f37/0x30f0 net/ipv6/ip6_output.c:1956
> arch_atomic64_inc arch/x86/include/asm/atomic64_64.h:88 [inline]
> arch_atomic_long_inc include/linux/atomic/atomic-long.h:161 [inline]
> atomic_long_inc include/linux/atomic/atomic-instrumented.h:1429 [inline]
> __ip6_make_skb+0x2f37/0x30f0 net/ipv6/ip6_output.c:1956
> ip6_finish_skb include/net/ipv6.h:1122 [inline]
> ip6_push_pending_frames+0x10e/0x550 net/ipv6/ip6_output.c:1987
> rawv6_push_pending_frames+0xb12/0xb90 net/ipv6/raw.c:579
> rawv6_sendmsg+0x297e/0x2e60 net/ipv6/raw.c:922
> inet_sendmsg+0x101/0x180 net/ipv4/af_inet.c:827
> sock_sendmsg_nosec net/socket.c:714 [inline]
> sock_sendmsg net/socket.c:734 [inline]
> ____sys_sendmsg+0xa8e/0xe70 net/socket.c:2476
> ___sys_sendmsg+0x2a1/0x3f0 net/socket.c:2530
> __sys_sendmsg net/socket.c:2559 [inline]
> __do_sys_sendmsg net/socket.c:2568 [inline]
> __se_sys_sendmsg net/socket.c:2566 [inline]
> __x64_sys_sendmsg+0x367/0x540 net/socket.c:2566
> do_syscall_x64 arch/x86/entry/common.c:50 [inline]
> do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
> entry_SYSCALL_64_after_hwframe+0x63/0xcd
>
> [...]
Here is the summary with links:
- [net] ipv6: Fix an uninit variable access bug in __ip6_make_skb()
https://git.kernel.org/netdev/net/c/ea30388baebc
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
https://korg.docs.kernel.org/patchwork/pwbot.html
prev parent reply other threads:[~2023-04-03 9:20 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-04-03 7:34 [PATCH net] ipv6: Fix an uninit variable access bug in __ip6_make_skb() Ziyang Xuan
2023-04-03 9:20 ` patchwork-bot+netdevbpf [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=168051361931.15794.6903951386733937555.git-patchwork-notify@kernel.org \
--to=patchwork-bot+netdevbpf@kernel.org \
--cc=davem@davemloft.net \
--cc=dlstevens@us.ibm.com \
--cc=dsahern@kernel.org \
--cc=edumazet@google.com \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=william.xuanziyang@huawei.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox