This is a note to let you know that I've just added the patch titled
rxrpc: Fix skbuff cleanup of call's recvmsg_queue and rx_oos_queue
to the 6.7-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
rxrpc-fix-skbuff-cleanup-of-call-s-recvmsg_queue-and.patch
and it can be found in the queue-6.7 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
commit 46738bd1126a39b1813a340703f7bdee0455df4e
Author: David Howells <dhowells@xxxxxxxxxx>
Date: Fri Jan 5 17:05:41 2024 +0000
rxrpc: Fix skbuff cleanup of call's recvmsg_queue and rx_oos_queue
[ Upstream commit 4fc68c4c1a114ba597b4f3b082f04622dfa0e0f6 ]
Fix rxrpc_cleanup_ring() to use rxrpc_purge_queue() rather than
skb_queue_purge() so that the count of outstanding skbuffs is correctly
updated when a failed call is cleaned up.
Without this rmmod may hang waiting for rxrpc_n_rx_skbs to become zero.
Fixes: 5d7edbc9231e ("rxrpc: Get rid of the Rx ring")
Reported-by: Marc Dionne <marc.dionne@xxxxxxxxxxxx>
Signed-off-by: David Howells <dhowells@xxxxxxxxxx>
cc: "David S. Miller" <davem@xxxxxxxxxxxxx>
cc: Eric Dumazet <edumazet@xxxxxxxxxx>
cc: Jakub Kicinski <kuba@xxxxxxxxxx>
cc: Paolo Abeni <pabeni@xxxxxxxxxx>
cc: linux-afs@xxxxxxxxxxxxxxxxxxx
cc: netdev@xxxxxxxxxxxxxxx
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
diff --git a/net/rxrpc/call_object.c b/net/rxrpc/call_object.c
index 773eecd1e979..f10b37c14772 100644
--- a/net/rxrpc/call_object.c
+++ b/net/rxrpc/call_object.c
@@ -545,8 +545,8 @@ void rxrpc_get_call(struct rxrpc_call *call, enum rxrpc_call_trace why)
*/
static void rxrpc_cleanup_ring(struct rxrpc_call *call)
{
- skb_queue_purge(&call->recvmsg_queue);
- skb_queue_purge(&call->rx_oos_queue);
+ rxrpc_purge_queue(&call->recvmsg_queue);
+ rxrpc_purge_queue(&call->rx_oos_queue);
}
/*
