Re: [PATCH v3] net: ipv6: fix skb_over_panic in __ip6_append_data

From: patchwork-bot+netdevbpf
Date: Fri Mar 11 2022 - 20:40:27 EST


Hello:

This patch was applied to netdev/net.git (master)
by Jakub Kicinski <kuba@xxxxxxxxxx>:

On Thu, 10 Mar 2022 15:25:38 -0800 you wrote:
> Syzbot found a kernel bug in the ipv6 stack:
> LINK: https://syzkaller.appspot.com/bug?id=205d6f11d72329ab8d62a610c44c5e7e25415580
> The reproducer triggers it by sending a crafted message via sendmmsg()
> call, which triggers skb_over_panic, and crashes the kernel:
>
> skbuff: skb_over_panic: text:ffffffff84647fb4 len:65575 put:65575
> head:ffff888109ff0000 data:ffff888109ff0088 tail:0x100af end:0xfec0
> dev:<NULL>
>
> [...]

Here is the summary with links:
- [v3] net: ipv6: fix skb_over_panic in __ip6_append_data
https://git.kernel.org/netdev/net/c/5e34af4142ff

You are awesome, thank you!
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