Hello:
This patch was applied to netdev/net.git (main)
by Paolo Abeni <[email protected]>:
On Tue, 26 May 2026 10:43:56 +0000 you wrote:
> When vmci_transport_recv_connecting_server() returns an error,
> vmci_transport_recv_listen() calls vsock_remove_pending() but never
> calls sk_acceptq_removed(). This leaves sk_ack_backlog incremented
> permanently.
>
> Repeated handshake failures (malformed packets, queue pair alloc
> failure, event subscribe failure) cause sk_ack_backlog to climb
> toward sk_max_ack_backlog. Once it reaches the limit the listener
> permanently refuses all new connections with -ECONNREFUSED, a
> silent denial of service requiring a process restart to recover.
>
> [...]
Here is the summary with links:
- vsock/vmci: fix sk_ack_backlog leak on failed handshake
https://git.kernel.org/netdev/net/c/c05fa14db43e
You are awesome, thank you!
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