Bug: TEE seems hang up when dns probe failed

[sunway910]

Ceseal did not show any log after 1.20 though today is 1.21

root@tw5-38-hkidc:/home/cess# docker ps
CONTAINER ID   IMAGE                         COMMAND                  CREATED        STATUS                  PORTS             NAMES
e1542bae1136   willfarrell/autoheal:latest   "/docker-entrypoint …"   6 hours ago    Up 6 hours (healthy)             autoheal
4f013a7e4f6f   cesslab/cifrost:testnet       "./cifrost --chain-w…"   46 hours ago   Up 23 hours             cifrost
09ae12f62170   cesslab/cess-chain:testnet    "./cess-node --base-…"   46 hours ago   Up 46 hours (healthy)   0.0.0.0:9615->9615/tcp, :::9615->9615/tcp, 0.0.0.0:9944->9944/tcp, :::9944->9944/tcp, 0.0.0.0:30336->30336/tcp, :::30336->30336/tcp   chain
b53093084651   cesslab/ceseal:testnet        "/usr/bin/tini -- /b…"   2 days ago     Up 23 hours (healthy)   8000/tcp, 0.0.0.0:19999->19999/tcp, :::19999->19999/tcp             ceseal
c3dbe8ffcabd   containrrr/watchtower         "/watchtower --clean…"   2 days ago     Up 2 days (healthy)             watchtower
root@tw5-38-hkidc:/home/cess#
root@tw5-38-hkidc:/home/cess#
root@tw5-38-hkidc:/home/cess# docker logs -f -n20 ceseal
2025-01-20T06:54:56.755095Z DEBUG hickory_resolver::name_server::name_server_pool: sending request: [Query { name: Name("sgxintel-ip.eastus.cloudapp.azure.com."), query_type: AAAA, query_class: IN }]
2025-01-20T06:54:56.755155Z DEBUG hickory_resolver::name_server::name_server: existing connection: NameServerConfig { socket_addr: 127.0.0.11:53, protocol: Udp, tls_dns_name: None, trust_negative_responses: false, bind_addr: None}
2025-01-20T06:54:56.755172Z DEBUG hickory_proto::xfer: enqueueing message:QUERY:[Query { name: Name("sgxintel-ip.eastus.cloudapp.azure.com."), query_type: AAAA, query_class: IN }]
2025-01-20T06:54:56.755473Z DEBUG hickory_proto::udp::udp_client_stream: final message: ; header 35761:QUERY:RD:NoError:QUERY:0/0/0
; query
;; sgxintel-ip.eastus.cloudapp.azure.com. IN AAAA

2025-01-20T06:54:56.755526Z DEBUG hickory_proto::udp::udp_stream: created socket successfully
2025-01-20T06:54:56.758802Z DEBUG hickory_proto::udp::udp_client_stream: received message id: 35761
2025-01-20T06:54:56.758837Z DEBUG hickory_resolver::error: Response:; header 35761:RESPONSE:RD,RA:NoError:QUERY:0/1/0
; query
;; sgxintel-ip.eastus.cloudapp.azure.com. IN AAAA
; answers 0
; nameservers 1
eastus.cloudapp.azure.com. 44 IN SOA ns1-201.azure-dns.com. msnhst.microsoft.com. 10001 900 300 604800 60
; additionals 0

2025-01-20T06:54:56.758896Z DEBUG hickory_resolver::lookup_ip: one of ipv4 or ipv6 lookup failed in ipv4_and_ipv6 strategy: no record found for Query { name: Name("sgxintel-ip.eastus.cloudapp.azure.com."), query_type: AAAA, query_class: IN }
2025-01-20T06:55:00.009892Z  INFO cestory::ceseal_service: EPID RA report measurement       :db9a48ebbae7548cd7a0c62f99ad34da01db06313a41f431c435f684a1ca8847000000008ab66057ac1cbbd49fa645d937008f550c5bd355af21dbea7a73d589df738265
2025-01-20T06:55:00.009947Z  INFO cestory::ceseal_service: EPID RA report measurement hash  :0xcd7d0858c37afb9db3e9e5e86da5618f78c0a767c91ed2d031b7568d195d906e