Hello:
This patch was applied to netdev/net.git (main)
by David S. Miller <davem@xxxxxxxxxxxxx>:
On Wed, 12 Jul 2023 08:44:49 -0700 you wrote:
> When we create an L2 loop on a bridge in netns, we will see packets storm
> even if STP is enabled.
>
> # unshare -n
> # ip link add br0 type bridge
> # ip link add veth0 type veth peer name veth1
> # ip link set veth0 master br0 up
> # ip link set veth1 master br0 up
> # ip link set br0 type bridge stp_state 1
> # ip link set br0 up
> # sleep 30
> # ip -s link show br0
> 2: br0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc noqueue state UP mode DEFAULT group default qlen 1000
> link/ether b6:61:98:1c:1c:b5 brd ff:ff:ff:ff:ff:ff
> RX: bytes packets errors dropped missed mcast
> 956553768 12861249 0 0 0 12861249 <-. Keep
> TX: bytes packets errors dropped carrier collsns | increasing
> 1027834 11951 0 0 0 0 <-' rapidly
>
> [...]
Here is the summary with links:
- [v2,net] bridge: Add extack warning when enabling STP in netns.
https://git.kernel.org/netdev/net/c/56a16035bb6e
You are awesome, thank you!
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