[Bug 3615] Host Based Authentication is failing

bugzilla-daemon at mindrot.org bugzilla-daemon at mindrot.org
Fri Sep 22 12:47:38 AEST 2023 

https://bugzilla.mindrot.org/show_bug.cgi?id=3615

--- Comment #15 from Richard Kreutzer <tunerooster at gmail.com> ---
Ok, here are the logs for both sides.  And here is the suggested
ssh_known_hosts:

basement-gentoo.krautclan.com ssh-ed25519
AAAAC3NzaC1lZDI1NTE5AAAAIL7ScLQVn+2HvNUpLTdmfpKiduxvZS8s1HoHQV8OeOAH
root at basement-gentoo
basement-gentoo.krautclan.com. ssh-ed25519
AAAAC3NzaC1lZDI1NTE5AAAAIL7ScLQVn+2HvNUpLTdmfpKiduxvZS8s1HoHQV8OeOAH
root at basement-gentoo


gemini /etc/ssh # /usr/sbin/sshd -dddep 1023
debug2: load_server_config: filename /etc/ssh/sshd_config
debug2: load_server_config: done config len = 3337
debug2: parse_server_config_depth: config /etc/ssh/sshd_config len 3337
debug3: /etc/ssh/sshd_config:15 setting AddressFamily inet
debug3: /etc/ssh/sshd_config:19 setting HostKey
/etc/ssh/ssh_host_rsa_key
debug3: /etc/ssh/sshd_config:20 setting HostKey
/etc/ssh/ssh_host_dsa_key
debug3: /etc/ssh/sshd_config:21 setting HostKey
/etc/ssh/ssh_host_ecdsa_key
debug3: /etc/ssh/sshd_config:22 setting HostKey
/etc/ssh/ssh_host_ed25519_key
debug3: /etc/ssh/sshd_config:34 setting PermitRootLogin yes
debug3: /etc/ssh/sshd_config:53 setting HostbasedAuthentication yes
debug3: /etc/ssh/sshd_config:54 setting HostbasedUsesNameFromPacketOnly
yes
debug3: /etc/ssh/sshd_config:58 setting IgnoreRhosts no
debug3: /etc/ssh/sshd_config:66 setting ChallengeResponseAuthentication
no
debug3: /etc/ssh/sshd_config:87 setting UsePAM yes
debug3: /etc/ssh/sshd_config:92 setting X11Forwarding yes
debug3: /etc/ssh/sshd_config:93 setting X11DisplayOffset 10
debug3: /etc/ssh/sshd_config:94 setting X11UseLocalhost yes
debug3: /etc/ssh/sshd_config:96 setting PrintMotd no
debug3: /etc/ssh/sshd_config:97 setting PrintLastLog no
debug3: /etc/ssh/sshd_config:114 setting Subsystem sftp
/usr/lib64/misc/sftp-server
debug3: /etc/ssh/sshd_config:124 setting AcceptEnv LANG LC_*
debug3: /etc/ssh/sshd_config:126 setting UseDNS yes
debug1: sshd version OpenSSH_9.4, OpenSSL 3.1.2 1 Aug 2023
debug1: private host key #0: ssh-rsa
SHA256:RBjUkH7i6jeYKf3M6UdiArktuWuxFQxkbbd3RNkYmTc
debug1: private host key #1: ssh-dss
SHA256:QCavFBV4tIu+5+hai4IGqFZIF1hxkCTsagLiE05LlkQ
debug1: private host key #2: ecdsa-sha2-nistp256
SHA256:kJT1D+9lFXkt7xG/8Ix1eHQx0SYVqyU5K+euSHHX+vE
debug1: private host key #3: ssh-ed25519
SHA256:sHM5dcf+1bWQpNjiA5x+kkhWpMO5EdMIfh7TqeTHcY8
debug1: rexec_argv[0]='/usr/sbin/sshd'
debug1: rexec_argv[1]='-dddep'
debug1: rexec_argv[2]='1023'
debug3: oom_adjust_setup
debug1: Set /proc/self/oom_score_adj from 0 to -1000
debug2: fd 3 setting O_NONBLOCK
debug1: Bind to port 1023 on 0.0.0.0.
Server listening on 0.0.0.0 port 1023.
debug3: fd 4 is not O_NONBLOCK
debug1: Server will not fork when running in debugging mode.
debug3: send_rexec_state: entering fd = 7 config len 3337
debug3: ssh_msg_send: type 0
debug3: send_rexec_state: done
debug1: rexec start in 4 out 4 newsock 4 pipe -1 sock 7
debug3: recv_rexec_state: entering fd = 5
debug3: ssh_msg_recv entering
debug3: recv_rexec_state: done
debug2: parse_server_config_depth: config rexec len 3337
debug3: rexec:15 setting AddressFamily inet
debug3: rexec:19 setting HostKey /etc/ssh/ssh_host_rsa_key
debug3: rexec:20 setting HostKey /etc/ssh/ssh_host_dsa_key
debug3: rexec:21 setting HostKey /etc/ssh/ssh_host_ecdsa_key
debug3: rexec:22 setting HostKey /etc/ssh/ssh_host_ed25519_key
debug3: rexec:34 setting PermitRootLogin yes
debug3: rexec:53 setting HostbasedAuthentication yes
debug3: rexec:54 setting HostbasedUsesNameFromPacketOnly yes
debug3: rexec:58 setting IgnoreRhosts no
debug3: rexec:66 setting ChallengeResponseAuthentication no
debug3: rexec:87 setting UsePAM yes
debug3: rexec:92 setting X11Forwarding yes
debug3: rexec:93 setting X11DisplayOffset 10
debug3: rexec:94 setting X11UseLocalhost yes
debug3: rexec:96 setting PrintMotd no
debug3: rexec:97 setting PrintLastLog no
debug3: rexec:114 setting Subsystem sftp       
/usr/lib64/misc/sftp-server
debug3: rexec:124 setting AcceptEnv LANG LC_*
debug3: rexec:126 setting UseDNS yes
debug1: sshd version OpenSSH_9.4, OpenSSL 3.1.2 1 Aug 2023
debug1: private host key #0: ssh-rsa
SHA256:RBjUkH7i6jeYKf3M6UdiArktuWuxFQxkbbd3RNkYmTc
debug1: private host key #1: ssh-dss
SHA256:QCavFBV4tIu+5+hai4IGqFZIF1hxkCTsagLiE05LlkQ
debug1: private host key #2: ecdsa-sha2-nistp256
SHA256:kJT1D+9lFXkt7xG/8Ix1eHQx0SYVqyU5K+euSHHX+vE
debug1: private host key #3: ssh-ed25519
SHA256:sHM5dcf+1bWQpNjiA5x+kkhWpMO5EdMIfh7TqeTHcY8
debug1: inetd sockets after dupping: 3, 3
debug3: process_channel_timeouts: setting 0 timeouts
debug3: channel_clear_timeouts: clearing
Connection from 192.168.1.17 port 36650 on 192.168.1.101 port 1023
rdomain ""
debug1: Local version string SSH-2.0-OpenSSH_9.4
debug1: Remote protocol version 2.0, remote software version
OpenSSH_9.4
debug1: compat_banner: match: OpenSSH_9.4 pat OpenSSH* compat
0x04000000
debug2: fd 3 setting O_NONBLOCK
debug3: ssh_sandbox_init: preparing seccomp filter sandbox
debug2: Network child is on pid 8428
debug3: preauth child monitor started
debug3: privsep user:group 22:22 [preauth]
debug1: permanently_set_uid: 22/22 [preauth]
debug3: ssh_sandbox_child: setting PR_SET_NO_NEW_PRIVS [preauth]
debug3: ssh_sandbox_child: attaching seccomp filter program [preauth]
debug3: append_hostkey_type: ssh-rsa key not permitted by
HostkeyAlgorithms [preauth]
debug3: append_hostkey_type: ssh-dss key not permitted by
HostkeyAlgorithms [preauth]
debug1: list_hostkey_types:
rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]
debug3: send packet: type 20 [preauth]
debug1: SSH2_MSG_KEXINIT sent [preauth]
debug3: receive packet: type 20 [preauth]
debug1: SSH2_MSG_KEXINIT received [preauth]
debug2: local server KEXINIT proposal [preauth]
debug2: KEX algorithms:
sntrup761x25519-sha512 at openssh.com,curve25519-sha256,curve25519-sha256 at 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
[preauth]
debug2: host key algorithms:
rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]
debug2: ciphers ctos:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
[preauth]
debug2: ciphers stoc:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
[preauth]
debug2: MACs ctos:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
[preauth]
debug2: MACs stoc:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
[preauth]
debug2: compression ctos: none,zlib at openssh.com [preauth]
debug2: compression stoc: none,zlib at openssh.com [preauth]
debug2: languages ctos:  [preauth]
debug2: languages stoc:  [preauth]
debug2: first_kex_follows 0  [preauth]
debug2: reserved 0  [preauth]
debug2: peer client KEXINIT proposal [preauth]
debug2: KEX algorithms:
sntrup761x25519-sha512 at openssh.com,curve25519-sha256,curve25519-sha256 at 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
[preauth]
debug2: host key algorithms:
ssh-ed25519-cert-v01 at openssh.com,ecdsa-sha2-nistp256-cert-v01 at openssh.com,ecdsa-sha2-nistp384-cert-v01 at openssh.com,ecdsa-sha2-nistp521-cert-v01 at openssh.com,sk-ssh-ed25519-cert-v01 at openssh.com,sk-ecdsa-sha2-nistp256-cert-v01 at openssh.com,rsa-sha2-512-cert-v01 at openssh.com,rsa-sha2-256-cert-v01 at openssh.com,ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519 at openssh.com,sk-ecdsa-sha2-nistp256 at openssh.com,rsa-sha2-512,rsa-sha2-256
[preauth]
debug2: ciphers ctos:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
[preauth]
debug2: ciphers stoc:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
[preauth]
debug2: MACs ctos:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
[preauth]
debug2: MACs stoc:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
[preauth]
debug2: compression ctos: none,zlib at openssh.com,zlib [preauth]
debug2: compression stoc: none,zlib at openssh.com,zlib [preauth]
debug2: languages ctos:  [preauth]
debug2: languages stoc:  [preauth]
debug2: first_kex_follows 0  [preauth]
debug2: reserved 0  [preauth]
debug1: kex: algorithm: sntrup761x25519-sha512 at openssh.com [preauth]
debug1: kex: host key algorithm: ssh-ed25519 [preauth]
debug1: kex: client->server cipher: chacha20-poly1305 at openssh.com MAC:
<implicit> compression: none [preauth]
debug1: kex: server->client cipher: chacha20-poly1305 at openssh.com MAC:
<implicit> compression: none [preauth]
debug1: expecting SSH2_MSG_KEX_ECDH_INIT [preauth]
debug3: receive packet: type 30 [preauth]
debug1: SSH2_MSG_KEX_ECDH_INIT received [preauth]
debug3: mm_sshkey_sign: entering [preauth]
debug3: mm_request_send: entering, type 6 [preauth]
debug3: mm_sshkey_sign: waiting for MONITOR_ANS_SIGN [preauth]
debug3: mm_request_receive_expect: entering, type 7 [preauth]
debug3: mm_request_receive: entering [preauth]
debug3: mm_request_receive: entering
debug3: monitor_read: checking request 6
debug3: mm_answer_sign: entering
debug3: mm_answer_sign: ssh-ed25519 KEX signature len=83
debug3: mm_request_send: entering, type 7
debug2: monitor_read: 6 used once, disabling now
debug3: send packet: type 31 [preauth]
debug3: send packet: type 21 [preauth]
debug2: ssh_set_newkeys: mode 1 [preauth]
debug1: rekey out after 134217728 blocks [preauth]
debug1: SSH2_MSG_NEWKEYS sent [preauth]
debug1: Sending SSH2_MSG_EXT_INFO [preauth]
debug3: send packet: type 7 [preauth]
debug1: expecting SSH2_MSG_NEWKEYS [preauth]
debug3: receive packet: type 21 [preauth]
debug1: SSH2_MSG_NEWKEYS received [preauth]
debug2: ssh_set_newkeys: mode 0 [preauth]
debug1: rekey in after 134217728 blocks [preauth]
debug1: KEX done [preauth]
debug3: receive packet: type 5 [preauth]
debug3: send packet: type 6 [preauth]
debug3: receive packet: type 50 [preauth]
debug1: userauth-request for user rwk service ssh-connection method
none [preauth]
debug1: attempt 0 failures 0 [preauth]
debug3: mm_getpwnamallow: entering [preauth]
debug3: mm_request_send: entering, type 8 [preauth]
debug3: mm_getpwnamallow: waiting for MONITOR_ANS_PWNAM [preauth]
debug3: mm_request_receive_expect: entering, type 9 [preauth]
debug3: mm_request_receive: entering [preauth]
debug3: mm_request_receive: entering
debug3: monitor_read: checking request 8
debug3: mm_answer_pwnamallow: entering
debug3: Trying to reverse map address 192.168.1.17.
debug2: parse_server_config_depth: config reprocess config len 3337
debug3: mm_answer_pwnamallow: sending MONITOR_ANS_PWNAM: 1
debug3: mm_request_send: entering, type 9
debug2: monitor_read: 8 used once, disabling now
debug3: process_channel_timeouts: setting 0 timeouts [preauth]
debug3: channel_clear_timeouts: clearing [preauth]
debug2: input_userauth_request: setting up authctxt for rwk [preauth]
debug3: mm_start_pam entering [preauth]
debug3: mm_request_send: entering, type 100 [preauth]
debug3: mm_inform_authserv: entering [preauth]
debug3: mm_request_send: entering, type 4 [preauth]
debug2: input_userauth_request: try method none [preauth]
debug3: user_specific_delay: user specific delay 0.000ms [preauth]
debug3: ensure_minimum_time_since: elapsed 6.612ms, delaying 0.582ms
(requested 7.194ms) [preauth]
debug3: mm_request_receive: entering
debug3: monitor_read: checking request 100
debug1: PAM: initializing for "rwk"
debug1: PAM: setting PAM_RHOST to "basement-gentoo.krautclan.com"
debug1: PAM: setting PAM_TTY to "ssh"
debug2: monitor_read: 100 used once, disabling now
debug3: userauth_finish: failure partial=0 next
methods="publickey,password,hostbased" [preauth]
debug3: send packet: type 51 [preauth]
Connection closed by authenticating user rwk 192.168.1.17 port 36650
[preauth]
debug1: do_cleanup [preauth]
debug3: PAM: sshpam_thread_cleanup entering [preauth]
debug1: monitor_read_log: child log fd closed
debug3: mm_request_receive: entering
debug3: monitor_read: checking request 4
debug3: mm_answer_authserv: service=ssh-connection, style=
debug2: monitor_read: 4 used once, disabling now
debug3: mm_request_receive: entering
debug1: do_cleanup
debug1: PAM: cleanup
debug3: PAM: sshpam_thread_cleanup entering
debug1: Killing privsep child 8428

rwk at basement-gentoo /etc/ssh $ ssh -vvv -p 1023 -o
PreferredAuthentications=hostbased gemini.krautclan.com pwd 
OpenSSH_9.4p1, OpenSSL 3.1.2 1 Aug 2023
debug1: Reading configuration data /etc/ssh/ssh_config
debug3: /etc/ssh/ssh_config line 51: Including file
/etc/ssh/ssh_config.d/9999999gentoo-security.conf depth 0
debug1: Reading configuration data
/etc/ssh/ssh_config.d/9999999gentoo-security.conf
debug3: /etc/ssh/ssh_config line 51: Including file
/etc/ssh/ssh_config.d/9999999gentoo.conf depth 0
debug1: Reading configuration data
/etc/ssh/ssh_config.d/9999999gentoo.conf
debug3: expanded UserKnownHostsFile '~/.ssh/known_hosts' ->
'/home/rwk/.ssh/known_hosts'
debug3: expanded UserKnownHostsFile '~/.ssh/known_hosts2' ->
'/home/rwk/.ssh/known_hosts2'
debug1: Authenticator provider $SSH_SK_PROVIDER did not resolve;
disabling
debug2: resolving "gemini.krautclan.com" port 1023
debug3: resolve_host: lookup gemini.krautclan.com:1023
debug3: ssh_connect_direct: entering
debug1: Connecting to gemini.krautclan.com [192.168.1.101] port 1023.
debug3: set_sock_tos: set socket 3 IP_TOS 0x48
debug1: Connection established.
debug1: HostbasedAuthentication enabled but no local public host keys
could be loaded.
debug1: identity file /home/rwk/.ssh/id_rsa type 0
debug1: identity file /home/rwk/.ssh/id_rsa-cert type -1
debug1: identity file /home/rwk/.ssh/id_ecdsa type -1
debug1: identity file /home/rwk/.ssh/id_ecdsa-cert type -1
debug1: identity file /home/rwk/.ssh/id_ecdsa_sk type -1
debug1: identity file /home/rwk/.ssh/id_ecdsa_sk-cert type -1
debug1: identity file /home/rwk/.ssh/id_ed25519 type 3
debug1: identity file /home/rwk/.ssh/id_ed25519-cert type -1
debug1: identity file /home/rwk/.ssh/id_ed25519_sk type -1
debug1: identity file /home/rwk/.ssh/id_ed25519_sk-cert type -1
debug1: identity file /home/rwk/.ssh/id_xmss type -1
debug1: identity file /home/rwk/.ssh/id_xmss-cert type -1
debug1: identity file /home/rwk/.ssh/id_dsa type -1
debug1: identity file /home/rwk/.ssh/id_dsa-cert type -1
debug1: Local version string SSH-2.0-OpenSSH_9.4
debug1: Remote protocol version 2.0, remote software version
OpenSSH_9.4
debug1: compat_banner: match: OpenSSH_9.4 pat OpenSSH* compat
0x04000000
debug2: fd 3 setting O_NONBLOCK
debug1: Authenticating to gemini.krautclan.com:1023 as 'rwk'
debug3: put_host_port: [gemini.krautclan.com]:1023
debug1: load_hostkeys: fopen /home/rwk/.ssh/known_hosts2: No such file
or directory
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or
directory
debug3: order_hostkeyalgs: no algorithms matched; accept original
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:
sntrup761x25519-sha512 at openssh.com,curve25519-sha256,curve25519-sha256 at 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
debug2: host key algorithms:
ssh-ed25519-cert-v01 at openssh.com,ecdsa-sha2-nistp256-cert-v01 at openssh.com,ecdsa-sha2-nistp384-cert-v01 at openssh.com,ecdsa-sha2-nistp521-cert-v01 at openssh.com,sk-ssh-ed25519-cert-v01 at openssh.com,sk-ecdsa-sha2-nistp256-cert-v01 at openssh.com,rsa-sha2-512-cert-v01 at openssh.com,rsa-sha2-256-cert-v01 at openssh.com,ssh-ed25519,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ssh-ed25519 at openssh.com,sk-ecdsa-sha2-nistp256 at openssh.com,rsa-sha2-512,rsa-sha2-256
debug2: ciphers ctos:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
debug2: ciphers stoc:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
debug2: MACs ctos:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none,zlib at openssh.com,zlib
debug2: compression stoc: none,zlib at 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:
sntrup761x25519-sha512 at openssh.com,curve25519-sha256,curve25519-sha256 at 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
debug2: host key algorithms:
rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519
debug2: ciphers ctos:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
debug2: ciphers stoc:
chacha20-poly1305 at openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm at openssh.com,aes256-gcm at openssh.com
debug2: MACs ctos:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: MACs stoc:
umac-64-etm at openssh.com,umac-128-etm at openssh.com,hmac-sha2-256-etm at openssh.com,hmac-sha2-512-etm at openssh.com,hmac-sha1-etm at openssh.com,umac-64 at openssh.com,umac-128 at openssh.com,hmac-sha2-256,hmac-sha2-512,hmac-sha1
debug2: compression ctos: none,zlib at openssh.com
debug2: compression stoc: none,zlib at openssh.com
debug2: languages ctos: 
debug2: languages stoc: 
debug2: first_kex_follows 0 
debug2: reserved 0 
debug1: kex: algorithm: sntrup761x25519-sha512 at openssh.com
debug1: kex: host key algorithm: ssh-ed25519
debug1: kex: server->client cipher: chacha20-poly1305 at openssh.com MAC:
<implicit> compression: none
debug1: kex: client->server cipher: chacha20-poly1305 at 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 key: ssh-ed25519
SHA256:sHM5dcf+1bWQpNjiA5x+kkhWpMO5EdMIfh7TqeTHcY8
debug2: ssh_krl_from_blob: bad KRL magic header
debug3: put_host_port: [192.168.1.101]:1023
debug3: put_host_port: [gemini.krautclan.com]:1023
debug1: load_hostkeys: fopen /home/rwk/.ssh/known_hosts2: No such file
or directory
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or
directory
debug1: checking without port identifier
debug3: record_hostkey: found key type ED25519 in file
/home/rwk/.ssh/known_hosts:63
debug3: load_hostkeys_file: loaded 1 keys from gemini.krautclan.com
debug1: load_hostkeys: fopen /home/rwk/.ssh/known_hosts2: No such file
or directory
debug3: record_hostkey: found key type RSA in file
/etc/ssh/ssh_known_hosts:1
debug3: record_hostkey: found key type ECDSA in file
/etc/ssh/ssh_known_hosts:2
debug3: record_hostkey: found key type ED25519 in file
/etc/ssh/ssh_known_hosts:3
debug3: load_hostkeys_file: loaded 3 keys from gemini.krautclan.com
debug1: load_hostkeys: fopen /etc/ssh/ssh_known_hosts2: No such file or
directory
debug1: Host 'gemini.krautclan.com' is known and matches the ED25519
host key.
debug1: Found key in /home/rwk/.ssh/known_hosts:63
debug1: found matching key w/out port
debug1: check_host_key: hostkey not known or explicitly trusted:
disabling UpdateHostkeys
debug3: send packet: type 21
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: SSH2_MSG_NEWKEYS received
debug2: ssh_set_newkeys: mode 0
debug1: rekey in after 134217728 blocks
debug3: ssh_get_authentication_socket_path: path
'/run/user/1000/keyring/ssh'
debug1: get_agent_identities: bound agent to hostkey
debug1: get_agent_identities: agent returned 2 keys
debug1: Will attempt key: /home/rwk/.ssh/id_rsa RSA
SHA256:qqqwwZXoFvDpyWoQcSpcIx3PkvPhR8cFrvNg9enmavo agent
debug1: Will attempt key: /home/rwk/.ssh/id_ed25519 ED25519
SHA256:VXeDL5JL/A8x7sJSD0PGVy05eCthkOkwrj3T4ppPYUc agent
debug1: Will attempt key: /home/rwk/.ssh/id_ecdsa 
debug1: Will attempt key: /home/rwk/.ssh/id_ecdsa_sk 
debug1: Will attempt key: /home/rwk/.ssh/id_ed25519_sk 
debug1: Will attempt key: /home/rwk/.ssh/id_xmss 
debug1: Will attempt key: /home/rwk/.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,sk-ssh-ed25519 at openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,sk-ecdsa-sha2-nistp256 at openssh.com,webauthn-sk-ecdsa-sha2-nistp256 at openssh.com,ssh-dss,ssh-rsa,rsa-sha2-256,rsa-sha2-512>
debug1: kex_input_ext_info: publickey-hostbound at 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,hostbased
debug3: start over, passed a different list
publickey,password,hostbased
debug3: preferred hostbased
debug3: authmethod_lookup hostbased
debug3: remaining preferred: 
debug3: authmethod_is_enabled hostbased
debug1: Next authentication method: hostbased
debug3: userauth_hostbased: trying key type
ssh-ed25519-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
ecdsa-sha2-nistp256-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
ecdsa-sha2-nistp384-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
ecdsa-sha2-nistp521-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
sk-ssh-ed25519-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
sk-ecdsa-sha2-nistp256-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
rsa-sha2-512-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type
rsa-sha2-256-cert-v01 at openssh.com
debug3: userauth_hostbased: trying key type ssh-ed25519
debug3: userauth_hostbased: trying key type ecdsa-sha2-nistp256
debug3: userauth_hostbased: trying key type ecdsa-sha2-nistp384
debug3: userauth_hostbased: trying key type ecdsa-sha2-nistp521
debug3: userauth_hostbased: trying key type sk-ssh-ed25519 at openssh.com
debug3: userauth_hostbased: trying key type
sk-ecdsa-sha2-nistp256 at openssh.com
debug3: userauth_hostbased: trying key type rsa-sha2-512
debug3: userauth_hostbased: trying key type rsa-sha2-256
debug1: No more client hostkeys for hostbased authentication.
debug2: we did not send a packet, disable method
debug1: No more authentication methods to try.
rwk at gemini.krautclan.com: Permission denied
(publickey,password,hostbased).

P.S. Do you prefer the logs in an attachment?

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