Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:
On Sun, 13 Sep 2026 17:08:50 +0800 you wrote:
> The following command triggers a kernel panic:
>
> ip link add d0 type dummy; ip link set d0 up
> ip route add 10.30.0.0/16 \
> encap ip id 300 geneve_opts 4660:66:11223344 dev d0
>
> memcpy: detected buffer overflow: 4 byte write of buffer size 0
> kernel BUG at lib/string_helpers.c:1044!
> ...
> ip_tun_parse_opts.part.0.cold+0x10/0x10
> ip_tun_build_state+0x116/0x2a0
>
> [...]
Here is the summary with links:
- [net,v2] net: ip_tunnel: initialize `options_len` before referencing options
https://git.kernel.org/netdev/net/c/455ebeadf714
You are awesome, thank you!
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