Merge branch 'rxrpc-call-state-fixes'

David Howells says:

====================
rxrpc: Call state fixes

Here some call state fixes for AF_RXRPC.

 (1) Fix the state of a call to not treat the challenge-response cycle as
     part of an incoming call's state set.  The problem is that it makes
     handling received of the final packet in the receive phase difficult
     as that wants to change the call state - but security negotiations may
     not yet be complete.

 (2) Fix a race between the changing of the call state at the end of the
     request reception phase of a service call, recvmsg() collecting the last
     data and sendmsg() trying to send the reply before the I/O thread has
     advanced the call state.

Link: https://lore.kernel.org/20250203110307.7265-2-dhowells@redhat.com
====================

Link: https://patch.msgid.link/20250204230558.712536-1-dhowells@redhat.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>