When I disable "use destination constraint", it works fine.
It works well when used alongside common hostkeys and public keys.
ssh -vvv xxx.example.com
OpenSSH_for_Windows_9.5p1, LibreSSL 3.8.2
debug1: Reading configuration data C:\\Users\\EveryOne/.ssh/config
debug3: Failed to open file:C:/ProgramData/ssh/ssh_config error:2
debug3: expanded UserKnownHostsFile '~/.ssh/known_hosts' -> 'C:\\Users\\EveryOne/.ssh/known_hosts'
debug3: expanded UserKnownHostsFile '~/.ssh/known_hosts2' -> 'C:\\Users\\EveryOne/.ssh/known_hosts2'
debug2: resolving "xxx.example.com" port 22
debug3: resolve_host: lookup xxx.example.com:22
debug3: ssh_connect_direct: entering
debug1: Connecting to xxx.example.com [192.168.100.123] port 22.
debug1: Connection established.
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_rsa error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_rsa.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_rsa error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_rsa type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_rsa-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_rsa-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_rsa-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_rsa-cert type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ecdsa type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ecdsa-cert type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa_sk error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa_sk.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa_sk error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ecdsa_sk type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa_sk-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa_sk-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ecdsa_sk-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ecdsa_sk-cert type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519 error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ed25519 error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ed25519 type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ed25519-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ed25519-cert type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519_sk error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519_sk.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ed25519_sk error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ed25519_sk type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519_sk-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_ed25519_sk-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_ed25519_sk-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_ed25519_sk-cert type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_xmss error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_xmss.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_xmss error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_xmss type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_xmss-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_xmss-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_xmss-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_xmss-cert type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_dsa error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_dsa.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_dsa error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_dsa type -1
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_dsa-cert error:2
debug3: Failed to open file:C:/Users/EveryOne/.ssh/id_dsa-cert.pub error:2
debug3: failed to open file:C:/Users/EveryOne/.ssh/id_dsa-cert error:2
debug1: identity file C:\\Users\\EveryOne/.ssh/id_dsa-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_for_Windows_9.5
debug1: Remote protocol version 2.0, remote software version OpenSSH_10.0
debug1: compat_banner: match: OpenSSH_10.0 pat OpenSSH* compat 0x04000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to xxx.example.com:22 as 'root'
debug3: record_hostkey: found key type RSA in file C:\\Users\\EveryOne/.ssh/known_hosts:2
debug3: record_hostkey: found key type ED25519 in file C:\\Users\\EveryOne/.ssh/known_hosts:4
debug3: record_hostkey: found key type ECDSA in file C:\\Users\\EveryOne/.ssh/known_hosts:5
debug3: record_hostkey: found key type ECDSA in file C:\\Users\\EveryOne/.ssh/known_hosts:30
debug3: record_hostkey: found key type RSA in file C:\\Users\\EveryOne/.ssh/known_hosts:31
debug3: record_hostkey: found key type ED25519 in file C:\\Users\\EveryOne/.ssh/known_hosts:32
debug3: load_hostkeys_file: loaded 6 keys from xxx.example.com
debug3: Failed to open file:C:/Users/EveryOne/.ssh/known_hosts2 error:2
debug1: load_hostkeys: fopen C:\\Users\\EveryOne/.ssh/known_hosts2: No such file or directory
debug3: Failed to open file:C:/ProgramData/ssh/ssh_known_hosts error:2
debug1: load_hostkeys: fopen __PROGRAMDATA__\\ssh/ssh_known_hosts: No such file or directory
debug3: Failed to open file:C:/ProgramData/ssh/ssh_known_hosts2 error:2
debug1: load_hostkeys: fopen __PROGRAMDATA__\\ssh/ssh_known_hosts2: No such file or directory
debug3: order_hostkeyalgs: have matching best-preference key type ssh-ed25519-cert-v01@openssh.com, using HostkeyAlgorithms verbatim
debug3: send packet: type 20
debug1: SSH2_MSG_KEXINIT sent
debug3: receive packet: type 20
debug1: SSH2_MSG_KEXINIT received
debug2: local client KEXINIT proposal
debug2: KEX algorithms: curve25519-sha256,curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group16-sha512,diffie-hellman-group18-sha512,diffie-hellman-group14-sha256,ext-info-c,kex-strict-c-v00@openssh.com
debug2: host key algorithms: ssh-ed25519-cert-v01@openssh.com,ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,sk-ssh-ed25519-cert-v01@openssh.com,sk-ecdsa-sha2-nistp256-cert-v01@openssh.com,rsa-sha2-512-cert-v01@openssh.com,rsa-sha2-256-cert-v01@openssh.com,ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519@openssh.com,sk-ecdsa-sha2-nistp256@openssh.com,rsa-sha2-512,rsa-sha2-256
debug2: ciphers ctos: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com
debug2: ciphers stoc: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com
debug2: MACs ctos: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512
debug2: MACs stoc: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512
debug2: compression ctos: none,zlib@openssh.com,zlib
debug2: compression stoc: none,zlib@openssh.com,zlib
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug2: peer server KEXINIT proposal
debug2: KEX algorithms: mlkem768x25519-sha256,sntrup761x25519-sha512,sntrup761x25519-sha512@openssh.com,curve25519-sha256,curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,ext-info-s,kex-strict-s-v00@openssh.com
debug2: host key algorithms: rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519,ssh-ed25519-cert-v01@openssh.com
debug2: ciphers ctos: chacha20-poly1305@openssh.com,aes128-gcm@openssh.com,aes256-gcm@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr
debug2: ciphers stoc: chacha20-poly1305@openssh.com,aes128-gcm@openssh.com,aes256-gcm@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr
debug2: MACs ctos: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc: umac-64-etm@openssh.com,umac-128-etm@openssh.com,hmac-sha2-256-etm@openssh.com,hmac-sha2-512-etm@openssh.com,hmac-sha1-etm@openssh.com,umac-64@openssh.com,umac-128@openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none,zlib@openssh.com
debug2: compression stoc: none,zlib@openssh.com
debug2: languages ctos:
debug2: languages stoc:
debug2: first_kex_follows 0
debug2: reserved 0
debug3: kex_choose_conf: will use strict KEX ordering
debug1: kex: algorithm: curve25519-sha256
debug1: kex: host key algorithm: ssh-ed25519-cert-v01@openssh.com
debug1: kex: server->client cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none
debug1: kex: client->server cipher: chacha20-poly1305@openssh.com MAC: <implicit> compression: none
debug3: send packet: type 30
debug1: expecting SSH2_MSG_KEX_ECDH_REPLY
debug3: receive packet: type 31
debug1: SSH2_MSG_KEX_ECDH_REPLY received
debug1: Server host certificate: ssh-ed25519-cert-v01@openssh.com SHA256:<host certificate base64 string>, serial 0 ID "xxx.example.com" CA ssh-ed25519 SHA256:<ssh-ed25519 base64 string> valid from 2023-03-04T14:55:00 to 2033-02-19T14:56:12
debug2: Server host certificate hostname: xxx.example.com
debug3: record_hostkey: found key type RSA in file C:\\Users\\EveryOne/.ssh/known_hosts:2
debug3: record_hostkey: found key type ED25519 in file C:\\Users\\EveryOne/.ssh/known_hosts:4
debug3: record_hostkey: found key type ECDSA in file C:\\Users\\EveryOne/.ssh/known_hosts:5
debug3: record_hostkey: found key type ECDSA in file C:\\Users\\EveryOne/.ssh/known_hosts:30
debug3: record_hostkey: found key type RSA in file C:\\Users\\EveryOne/.ssh/known_hosts:31
debug3: record_hostkey: found key type ED25519 in file C:\\Users\\EveryOne/.ssh/known_hosts:32
debug3: load_hostkeys_file: loaded 6 keys from xxx.example.com
debug3: Failed to open file:C:/Users/EveryOne/.ssh/known_hosts2 error:2
debug1: load_hostkeys: fopen C:\\Users\\EveryOne/.ssh/known_hosts2: No such file or directory
debug3: Failed to open file:C:/ProgramData/ssh/ssh_known_hosts error:2
debug1: load_hostkeys: fopen __PROGRAMDATA__\\ssh/ssh_known_hosts: No such file or directory
debug3: Failed to open file:C:/ProgramData/ssh/ssh_known_hosts2 error:2
debug1: load_hostkeys: fopen __PROGRAMDATA__\\ssh/ssh_known_hosts2: No such file or directory
debug1: No matching CA found. Retry with plain key
debug1: Host 'xxx.example.com' is known and matches the ED25519 host key.
debug1: Found key in C:\\Users\\EveryOne/.ssh/known_hosts:4
debug3: send packet: type 21
debug1: ssh_packet_send2_wrapped: resetting send seqnr 3
debug2: ssh_set_newkeys: mode 1
debug1: rekey out after 134217728 blocks
debug1: SSH2_MSG_NEWKEYS sent
debug1: expecting SSH2_MSG_NEWKEYS
debug3: receive packet: type 21
debug1: ssh_packet_read_poll2: resetting read seqnr 3
debug1: SSH2_MSG_NEWKEYS received
debug2: ssh_set_newkeys: mode 0
debug1: rekey in after 134217728 blocks
debug3: ssh_get_authentication_socket_path: path '\\\\.\\pipe\\openssh-ssh-agent'
debug1: get_agent_identities: bound agent to hostkey
debug1: get_agent_identities: agent returned 1 keys
debug1: Will attempt key: xxxx ED25519-CERT SHA256:<ED25519-CERT base64 string> agent
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_rsa
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_ecdsa
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_ecdsa_sk
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_ed25519
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_ed25519_sk
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_xmss
debug1: Will attempt key: C:\\Users\\EveryOne/.ssh/id_dsa
debug2: pubkey_prepare: done
debug3: send packet: type 5
debug3: receive packet: type 7
debug1: SSH2_MSG_EXT_INFO received
debug1: kex_input_ext_info: server-sig-algs=<ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519@openssh.com,sk-ecdsa-sha2-nistp256@openssh.com,rsa-sha2-512,rsa-sha2-256>
debug1: kex_ext_info_check_ver: publickey-hostbound@openssh.com=<0>
debug1: kex_ext_info_check_ver: ping@openssh.com=<0>
debug3: receive packet: type 6
debug2: service_accept: ssh-userauth
debug1: SSH2_MSG_SERVICE_ACCEPT received
debug3: send packet: type 50
debug3: receive packet: type 51
debug1: Authentications that can continue: publickey,password,keyboard-interactive
debug3: start over, passed a different list publickey,password,keyboard-interactive
debug3: preferred publickey,password
debug3: authmethod_lookup publickey
debug3: remaining preferred: password
debug3: authmethod_is_enabled publickey
debug1: Next authentication method: publickey
debug1: Offering public key: xxx ED25519-CERT SHA256:<ED25519-CERT base64 string> agent
debug3: send packet: type 50
debug2: we sent a publickey packet, wait for reply
debug3: receive packet: type 60
debug1: Server accepts key: xxx ED25519-CERT SHA256:<ED25519-CERT base64 string> agent
debug3: sign_and_send_pubkey: using publickey-hostbound-v00@openssh.com with ED25519-CERT SHA256:<ED25519-CERT base64 string>
debug1: sign_and_send_pubkey: no separate private key for certificate "xxx"
debug3: sign_and_send_pubkey: signing using ssh-ed25519-cert-v01@openssh.com SHA256:<ED25519-CERT base64 string>
debug3: send packet: type 50
debug3: receive packet: type 52
Authenticated to xxx.example.com ([192.168.100.123]:22) using "publickey".
debug1: channel 0: new session [client-session] (inactive timeout: 0)
debug3: ssh_session2_open: channel_new: 0
debug2: channel 0: send open
debug3: send packet: type 90
debug1: Entering interactive session.
debug1: pledge: filesystem
debug3: client_repledge: enter
debug1: ENABLE_VIRTUAL_TERMINAL_INPUT is supported. Reading the VTSequence from console
debug3: This windows OS supports conpty
debug1: ENABLE_VIRTUAL_TERMINAL_PROCESSING is supported. Console supports the ansi parsing
debug3: Successfully set console output code page from:65001 to 65001
debug3: Successfully set console input code page from:936 to 65001
debug3: receive packet: type 80
debug1: client_input_global_request: rtype hostkeys-00@openssh.com want_reply 0
debug3: client_input_hostkeys: received RSA key SHA256:<base64 string>
debug3: client_input_hostkeys: received ECDSA key SHA256:<base64 string>
debug3: client_input_hostkeys: received ED25519 key SHA256:<host certificate base64 string>
debug1: client_input_hostkeys: searching C:\\Users\\EveryOne/.ssh/known_hosts for xxx.example.com / (none)
debug3: hostkeys_foreach: reading file "C:\\Users\\EveryOne/.ssh/known_hosts"
debug3: hostkeys_find: found ssh-rsa key at C:\\Users\\EveryOne/.ssh/known_hosts:2
debug3: hostkeys_find: found ssh-ed25519 key at C:\\Users\\EveryOne/.ssh/known_hosts:4
debug3: hostkeys_find: found ecdsa-sha2-nistp256 key at C:\\Users\\EveryOne/.ssh/known_hosts:5
debug3: hostkeys_find: found ecdsa-sha2-nistp256 key at C:\\Users\\EveryOne/.ssh/known_hosts:30
debug3: hostkeys_find: found ssh-rsa key at C:\\Users\\EveryOne/.ssh/known_hosts:31
debug3: hostkeys_find: found ssh-ed25519 key at C:\\Users\\EveryOne/.ssh/known_hosts:32
debug1: client_input_hostkeys: searching C:\\Users\\EveryOne/.ssh/known_hosts2 for xxx.example.com / (none)
debug3: Failed to open file:C:/Users/EveryOne/.ssh/known_hosts2 error:2
debug1: client_input_hostkeys: hostkeys file C:\\Users\\EveryOne/.ssh/known_hosts2 does not exist
debug3: client_input_hostkeys: 3 server keys: 0 new, 3 retained, 0 incomplete match. 0 to remove
debug1: client_input_hostkeys: no new or deprecated keys from server
debug3: client_repledge: enter
debug3: receive packet: type 4
debug1: Remote: cert: key options: agent-forwarding port-forwarding pty user-rc x11-forwarding
debug3: receive packet: type 4
debug1: Remote: cert: key options: agent-forwarding port-forwarding pty user-rc x11-forwarding
debug3: receive packet: type 91
debug2: channel_input_open_confirmation: channel 0: callback start
debug3: ssh_get_authentication_socket_path: path '\\\\.\\pipe\\openssh-ssh-agent'
debug1: Requesting authentication agent forwarding.
debug2: channel 0: request auth-agent-req@openssh.com confirm 0
debug3: send packet: type 98
debug2: fd 3 setting TCP_NODELAY
debug2: client_session2_setup: id 0
debug2: channel 0: request pty-req confirm 1
debug3: send packet: type 98
debug2: channel 0: request shell confirm 1
debug3: send packet: type 98
debug3: client_repledge: enter
debug2: channel_input_open_confirmation: channel 0: callback done
debug2: channel 0: open confirm rwindow 0 rmax 32768
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: PTY allocation request accepted on channel 0
debug2: channel 0: rcvd adjust 2097152
debug3: receive packet: type 99
debug2: channel_input_status_confirm: type 99 id 0
debug2: shell request accepted on channel 0
When I disable "use destination constraint", it works fine.
It works well when used alongside common hostkeys and public keys.