On Thu, 2015-08-13 at 13:19 -0700, Eric Dumazet wrote:
>
> A caller handler can not call del_timer_sync()
A timer handler can not call del_timer_sync()
I am testing a minimal fix :
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 05e3145f7dc3..134957159c27 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -593,7 +593,7 @@ static bool reqsk_queue_unlink(struct request_sock_queue
*queue,
}
spin_unlock(&queue->syn_wait_lock);
- if (del_timer_sync(&req->rsk_timer))
+ if (timer_pending(&req->rsk_timer) && del_timer_sync(&req->rsk_timer))
reqsk_put(req);
return found;
}
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