silc-server 1.1.2 crash, after "Cannot read from stream"

[Stuart Henderson]

sorry, the core was overwritten by a later one so I don't have a backtrace
for this. OpenBSD/sparc64 again.

04:56:55 silc_server_command_free:307: Command context 0x4697ac40 refcnt 1->0
04:57:02 silc_server_packet_parse_type:296: Received COMMAND packet [flags 0]
04:57:02 silc_server_command_process_timeout:179: Calling PING command
04:57:02 silc_server_command_send_status_reply:491: Sending command status 0
04:57:02 silc_server_packet_send:47: Sending COMMAND REPLY packet
04:57:02 silc_server_command_free:307: Command context 0x5079b240 refcnt 1->0
04:57:05 silc_server_packet_parse_type:296: Received REKEY packet [flags 0]
04:57:05 silc_server_rekey:2823: Executing rekey protocol with xx:26568 [Client]
04:57:05 silc_server_rekey_resp_completion:2807: Rekey protocol completed with xx:26568 [Client]
[Logging] [Error] Connection 2001:yyy:yyyy::y:39420 [Unknown]: Cannot read from stream
04:57:07 silc_server_free_sock_user_data:3000: Start
04:57:07 silc_server_free_sock_user_data:3015: Abort active protocol