netdev - Re: [PATCH net] tty: Fix uninit-value access in ppp_sync

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Date: Fri, 10 Nov 2023 11:10:26 +0000
From: patchwork-bot+netdevbpf@...nel.org
To: Shigeru Yoshida <syoshida@...hat.com>
Cc: davem@...emloft.net, edumazet@...gle.com, kuba@...nel.org,
 pabeni@...hat.com, linux-ppp@...r.kernel.org, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH net] tty: Fix uninit-value access in ppp_sync_receive()

Hello:

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

On Thu,  9 Nov 2023 00:44:20 +0900 you wrote:
> KMSAN reported the following uninit-value access issue:
> 
> =====================================================
> BUG: KMSAN: uninit-value in ppp_sync_input drivers/net/ppp/ppp_synctty.c:690 [inline]
> BUG: KMSAN: uninit-value in ppp_sync_receive+0xdc9/0xe70 drivers/net/ppp/ppp_synctty.c:334
>  ppp_sync_input drivers/net/ppp/ppp_synctty.c:690 [inline]
>  ppp_sync_receive+0xdc9/0xe70 drivers/net/ppp/ppp_synctty.c:334
>  tiocsti+0x328/0x450 drivers/tty/tty_io.c:2295
>  tty_ioctl+0x808/0x1920 drivers/tty/tty_io.c:2694
>  vfs_ioctl fs/ioctl.c:51 [inline]
>  __do_sys_ioctl fs/ioctl.c:871 [inline]
>  __se_sys_ioctl+0x211/0x400 fs/ioctl.c:857
>  __x64_sys_ioctl+0x97/0xe0 fs/ioctl.c:857
>  do_syscall_x64 arch/x86/entry/common.c:51 [inline]
>  do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82
>  entry_SYSCALL_64_after_hwframe+0x63/0x6b
> 
> [...]

Here is the summary with links:
  - [net] tty: Fix uninit-value access in ppp_sync_receive()
    https://git.kernel.org/netdev/net/c/719639853d88

You are awesome, thank you!
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