netdev - Re: [PATCH net] net: Return error from sk_stream_wait_connect() if sk_wait

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Date: Fri, 15 Dec 2023 10:50:24 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Shigeru Yoshida <syoshida@...hat.com>
Cc: davem@...emloft.net, kuba@...nel.org, pabeni@...hat.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] net: Return error from sk_stream_wait_connect() if
 sk_wait_event() fails

Hello:

This patch was applied to netdev/net.git (main)
by David S. Miller <davem@...emloft.net>:

On Thu, 14 Dec 2023 14:09:22 +0900 you wrote:
> The following NULL pointer dereference issue occurred:
> 
> BUG: kernel NULL pointer dereference, address: 0000000000000000
> <...>
> RIP: 0010:ccid_hc_tx_send_packet net/dccp/ccid.h:166 [inline]
> RIP: 0010:dccp_write_xmit+0x49/0x140 net/dccp/output.c:356
> <...>
> Call Trace:
>  <TASK>
>  dccp_sendmsg+0x642/0x7e0 net/dccp/proto.c:801
>  inet_sendmsg+0x63/0x90 net/ipv4/af_inet.c:846
>  sock_sendmsg_nosec net/socket.c:730 [inline]
>  __sock_sendmsg+0x83/0xe0 net/socket.c:745
>  ____sys_sendmsg+0x443/0x510 net/socket.c:2558
>  ___sys_sendmsg+0xe5/0x150 net/socket.c:2612
>  __sys_sendmsg+0xa6/0x120 net/socket.c:2641
>  __do_sys_sendmsg net/socket.c:2650 [inline]
>  __se_sys_sendmsg net/socket.c:2648 [inline]
>  __x64_sys_sendmsg+0x45/0x50 net/socket.c:2648
>  do_syscall_x64 arch/x86/entry/common.c:51 [inline]
>  do_syscall_64+0x43/0x110 arch/x86/entry/common.c:82
>  entry_SYSCALL_64_after_hwframe+0x63/0x6b
> 
> [...]

Here is the summary with links:
  - [net] net: Return error from sk_stream_wait_connect() if sk_wait_event() fails
    https://git.kernel.org/netdev/net/c/cac23b7d7627

You are awesome, thank you!
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