[ Sasha's backport helper bot ]
Hi,
✅ All tests passed successfully. No issues detected. No action required from the submitter.
The upstream commit SHA1 provided is correct: 9da49aa80d686582bc3a027112a30484c9be6b6e
WARNING: Author mismatch between patch and upstream commit: Backport author: =?utf-8?q?Ricardo_Ca=C3=B1uelo_Navarro?=rcn@igalia.com Commit author: Jeongjun Parkaha310510@gmail.com
Note: The patch differs from the upstream commit: --- 1: 9da49aa80d686 ! 1: c6d34f018cdee tun: Add missing bpf_net_ctx_clear() in do_xdp_generic() @@ Metadata ## Commit message ## tun: Add missing bpf_net_ctx_clear() in do_xdp_generic()
+ [ Upstream commit 9da49aa80d686582bc3a027112a30484c9be6b6e ] + There are cases where do_xdp_generic returns bpf_net_context without clearing it. This causes various memory corruptions, so the missing bpf_net_ctx_clear must be added. @@ Commit message Reported-by: syzbot+61a1cfc2b6632363d319@syzkaller.appspotmail.com Reported-by: syzbot+709e4c85c904bcd62735@syzkaller.appspotmail.com Signed-off-by: David S. Miller davem@davemloft.net + [rcn: trivial backport edit to adapt the patch context.] + Signed-off-by: Ricardo Cañuelo Navarro rcn@igalia.com
## net/core/dev.c ## -@@ net/core/dev.c: int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff **pskb) +@@ net/core/dev.c: int do_xdp_generic(struct bpf_prog *xdp_prog, struct sk_buff *skb) bpf_net_ctx_clear(bpf_net_ctx); return XDP_DROP; } ---
Results of testing on various branches:
| Branch | Patch Apply | Build Test | |---------------------------|-------------|------------| | stable/linux-6.6.y | Success | Success |