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  1. Aug 4 06:41:55 ubuntu sshd[8173]: debug3: fd 5 is not O_NONBLOCK
  2. Aug 4 06:41:55 ubuntu sshd[8173]: debug1: Forked child 8224.
  3. Aug 4 06:41:55 ubuntu sshd[8173]: debug3: send_rexec_state: entering fd = 8 config len 749
  4. Aug 4 06:41:55 ubuntu sshd[8173]: debug3: ssh_msg_send: type 0
  5. Aug 4 06:41:55 ubuntu sshd[8173]: debug3: send_rexec_state: done
  6. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: oom_adjust_restore
  7. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: Set /proc/self/oom_score_adj to 0
  8. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: rexec start in 5 out 5 newsock 5 pipe 7 sock 8
  9. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: inetd sockets after dupping: 3, 3
  10. Aug 4 06:41:55 ubuntu sshd[8224]: Connection from 54.209.53.99 port 37322 on 151.236.217.179 port 22
  11. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: Client protocol version 2.0; client software version OpenSSH_6.7p1 Debian-5+deb8u4
  12. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: match: OpenSSH_6.7p1 Debian-5+deb8u4 pat OpenSSH* compat 0x04000000
  13. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: Enabling compatibility mode for protocol 2.0
  14. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: Local version string SSH-2.0-OpenSSH_7.2p2 Ubuntu-4ubuntu2.4
  15. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: fd 3 setting O_NONBLOCK
  16. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: Network child is on pid 8225
  17. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: preauth child monitor started
  18. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: privsep user:group 103:65534 [preauth]
  19. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: permanently_set_uid: 103/65534 [preauth]
  20. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: list_hostkey_types: ssh-dss key not permitted by HostkeyAlgorithms [preauth]
  21. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: list_hostkey_types: ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]
  22. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: send packet: type 20 [preauth]
  23. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: SSH2_MSG_KEXINIT sent [preauth]
  24. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: receive packet: type 20 [preauth]
  25. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: SSH2_MSG_KEXINIT received [preauth]
  26. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: local server KEXINIT proposal [preauth]
  27. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: KEX algorithms: curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha1 [preauth]
  28. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: host key algorithms: ssh-rsa,rsa-sha2-512,rsa-sha2-256,ecdsa-sha2-nistp256,ssh-ed25519 [preauth]
  29. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: ciphers ctos: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com [preauth]
  30. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: ciphers stoc: chacha20-poly1305@openssh.com,aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com [preauth]
  31. Aug 4 06:41:55 ubuntu sshd[8224]: 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 [preauth]
  32. Aug 4 06:41:55 ubuntu sshd[8224]: 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 [preauth]
  33. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: compression ctos: none,zlib@openssh.com [preauth]
  34. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: compression stoc: none,zlib@openssh.com [preauth]
  35. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: languages ctos: [preauth]
  36. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: languages stoc: [preauth]
  37. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: first_kex_follows 0 [preauth]
  38. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: reserved 0 [preauth]
  39. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: peer client KEXINIT proposal [preauth]
  40. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: KEX algorithms: curve25519-sha256@libssh.org,ecdh-sha2-nistp256,ecdh-sha2-nistp384,ecdh-sha2-nistp521,diffie-hellman-group-exchange-sha256,diffie-hellman-group14-sha1,diffie-hellman-group-exchange-sha1,diffie-hellman-group1-sha1 [preauth]
  41. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: host key algorithms: ecdsa-sha2-nistp256-cert-v01@openssh.com,ecdsa-sha2-nistp384-cert-v01@openssh.com,ecdsa-sha2-nistp521-cert-v01@openssh.com,ecdsa-sha2-nistp256,ecdsa-sha2-nistp384,ecdsa-sha2-nistp521,ssh-ed25519-cert-v01@openssh.com,ssh-rsa-cert-v01@openssh.com,ssh-dss-cert-v01@openssh.com,ssh-rsa-cert-v00@openssh.com,ssh-dss-cert-v00@openssh.com,ssh-ed25519,ssh-rsa,ssh-dss [preauth]
  42. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: ciphers ctos: aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,chacha20-poly1305@openssh.com,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se [preauth]
  43. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: ciphers stoc: aes128-ctr,aes192-ctr,aes256-ctr,aes128-gcm@openssh.com,aes256-gcm@openssh.com,chacha20-poly1305@openssh.com,arcfour256,arcfour128,aes128-cbc,3des-cbc,blowfish-cbc,cast128-cbc,aes192-cbc,aes256-cbc,arcfour,rijndael-cbc@lysator.liu.se [preauth]
  44. Aug 4 06:41:55 ubuntu sshd[8224]: 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,hmac-md5-etm@openssh.com,hmac-ripemd160-etm@openssh.com,hmac-sha1-96-etm@openssh.com,hmac-md5-96-etm@openssh.com,hmac-md5,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96 [preauth]
  45. Aug 4 06:41:55 ubuntu sshd[8224]: 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,hmac-md5-etm@openssh.com,hmac-ripemd160-etm@openssh.com,hmac-sha1-96-etm@openssh.com,hmac-md5-96-etm@openssh.com,hmac-md5,hmac-ripemd160,hmac-ripemd160@openssh.com,hmac-sha1-96,hmac-md5-96 [preauth]
  46. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: compression ctos: none,zlib@openssh.com,zlib [preauth]
  47. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: compression stoc: none,zlib@openssh.com,zlib [preauth]
  48. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: languages ctos: [preauth]
  49. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: languages stoc: [preauth]
  50. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: first_kex_follows 0 [preauth]
  51. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: reserved 0 [preauth]
  52. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: kex: algorithm: curve25519-sha256@libssh.org [preauth]
  53. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: kex: host key algorithm: ecdsa-sha2-nistp256 [preauth]
  54. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: kex: client->server cipher: aes128-ctr MAC: umac-64-etm@openssh.com compression: none [preauth]
  55. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: kex: server->client cipher: aes128-ctr MAC: umac-64-etm@openssh.com compression: none [preauth]
  56. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: expecting SSH2_MSG_KEX_ECDH_INIT [preauth]
  57. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: receive packet: type 30 [preauth]
  58. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_key_sign entering [preauth]
  59. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_request_send entering: type 6 [preauth]
  60. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_request_receive entering
  61. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: monitor_read: checking request 6
  62. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_answer_sign
  63. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_answer_sign: hostkey proof signature 0x558f8c9e0420(100)
  64. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_request_send entering: type 7
  65. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: monitor_read: 6 used once, disabling now
  66. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_key_sign: waiting for MONITOR_ANS_SIGN [preauth]
  67. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_request_receive_expect entering: type 7 [preauth]
  68. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: mm_request_receive entering [preauth]
  69. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: send packet: type 31 [preauth]
  70. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: send packet: type 21 [preauth]
  71. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: set_newkeys: mode 1 [preauth]
  72. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: rekey after 4294967296 blocks [preauth]
  73. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: SSH2_MSG_NEWKEYS sent [preauth]
  74. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: expecting SSH2_MSG_NEWKEYS [preauth]
  75. Aug 4 06:41:55 ubuntu sshd[8224]: debug3: receive packet: type 21 [preauth]
  76. Aug 4 06:41:55 ubuntu sshd[8224]: debug2: set_newkeys: mode 0 [preauth]
  77. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: rekey after 4294967296 blocks [preauth]
  78. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: SSH2_MSG_NEWKEYS received [preauth]
  79. Aug 4 06:41:55 ubuntu sshd[8224]: debug1: KEX done [preauth]
  80. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: receive packet: type 5 [preauth]
  81. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: send packet: type 6 [preauth]
  82. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: receive packet: type 50 [preauth]
  83. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: userauth-request for user root service ssh-connection method none [preauth]
  84. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: attempt 0 failures 0 [preauth]
  85. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_getpwnamallow entering [preauth]
  86. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 8 [preauth]
  87. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  88. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: monitor_read: checking request 8
  89. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_pwnamallow
  90. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: parse_server_config: config reprocess config len 749
  91. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_pwnamallow: sending MONITOR_ANS_PWNAM: 1
  92. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 9
  93. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: monitor_read: 8 used once, disabling now
  94. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_getpwnamallow: waiting for MONITOR_ANS_PWNAM [preauth]
  95. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive_expect entering: type 9 [preauth]
  96. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering [preauth]
  97. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: input_userauth_request: setting up authctxt for root [preauth]
  98. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_start_pam entering [preauth]
  99. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 100 [preauth]
  100. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_inform_authserv entering [preauth]
  101. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 4 [preauth]
  102. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: input_userauth_request: try method none [preauth]
  103. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: userauth_finish: failure partial=0 next methods="publickey" [preauth]
  104. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: send packet: type 51 [preauth]
  105. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  106. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: monitor_read: checking request 100
  107. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: PAM: initializing for "root"
  108. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: PAM: setting PAM_RHOST to "54.209.53.99"
  109. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: PAM: setting PAM_TTY to "ssh"
  110. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: monitor_read: 100 used once, disabling now
  111. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  112. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: monitor_read: checking request 4
  113. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_authserv: service=ssh-connection, style=, role=
  114. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: monitor_read: 4 used once, disabling now
  115. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: receive packet: type 50 [preauth]
  116. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: userauth-request for user root service ssh-connection method publickey [preauth]
  117. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: attempt 1 failures 0 [preauth]
  118. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: input_userauth_request: try method publickey [preauth]
  119. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: userauth_pubkey: test whether pkalg/pkblob are acceptable for RSA SHA256:8M/nwWZNHUcr51WmJc7A+WOH6Tb209ybET+BuN92GrI [preauth]
  120. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_key_allowed entering [preauth]
  121. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 22 [preauth]
  122. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_key_allowed: waiting for MONITOR_ANS_KEYALLOWED [preauth]
  123. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive_expect entering: type 23 [preauth]
  124. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering [preauth]
  125. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  126. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: monitor_read: checking request 22
  127. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed entering
  128. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed: key_from_blob: 0x558f8c9ec860
  129. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: temporarily_use_uid: 0/0 (e=0/0)
  130. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: trying public key file /root/.ssh/authorized_keys
  131. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: fd 4 clearing O_NONBLOCK
  132. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: key not found
  133. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: restore_uid: 0/0
  134. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: temporarily_use_uid: 0/0 (e=0/0)
  135. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: trying public key file /root/.ssh/authorized_keys2
  136. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: Could not open authorized keys '/root/.ssh/authorized_keys2': No such file or directory
  137. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: restore_uid: 0/0
  138. Aug 4 06:41:56 ubuntu sshd[8224]: Failed publickey for root from 54.209.53.99 port 37322 ssh2: RSA SHA256:8M/nwWZNHUcr51WmJc7A+WOH6Tb209ybET+BuN92GrI
  139. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed: key 0x558f8c9ec860 is not allowed
  140. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 23
  141. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: userauth_pubkey: authenticated 0 pkalg ssh-rsa [preauth]
  142. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: userauth_finish: failure partial=0 next methods="publickey" [preauth]
  143. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: send packet: type 51 [preauth]
  144. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: receive packet: type 50 [preauth]
  145. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: userauth-request for user root service ssh-connection method publickey [preauth]
  146. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: attempt 2 failures 1 [preauth]
  147. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: input_userauth_request: try method publickey [preauth]
  148. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: userauth_pubkey: test whether pkalg/pkblob are acceptable for RSA SHA256:+NhhpuPu+3ewYfSUNJhMa2UVfVk2qcZk2NzoKUSEA68 [preauth]
  149. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_key_allowed entering [preauth]
  150. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 22 [preauth]
  151. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_key_allowed: waiting for MONITOR_ANS_KEYALLOWED [preauth]
  152. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive_expect entering: type 23 [preauth]
  153. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering [preauth]
  154. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  155. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: monitor_read: checking request 22
  156. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed entering
  157. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed: key_from_blob: 0x558f8c9ed1b0
  158. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: temporarily_use_uid: 0/0 (e=0/0)
  159. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: trying public key file /root/.ssh/authorized_keys
  160. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: fd 4 clearing O_NONBLOCK
  161. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: key not found
  162. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: restore_uid: 0/0
  163. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: temporarily_use_uid: 0/0 (e=0/0)
  164. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: trying public key file /root/.ssh/authorized_keys2
  165. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: Could not open authorized keys '/root/.ssh/authorized_keys2': No such file or directory
  166. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: restore_uid: 0/0
  167. Aug 4 06:41:56 ubuntu sshd[8224]: Failed publickey for root from 54.209.53.99 port 37322 ssh2: RSA SHA256:+NhhpuPu+3ewYfSUNJhMa2UVfVk2qcZk2NzoKUSEA68
  168. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed: key 0x558f8c9ed1b0 is not allowed
  169. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 23
  170. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: userauth_pubkey: authenticated 0 pkalg ssh-rsa [preauth]
  171. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: userauth_finish: failure partial=0 next methods="publickey" [preauth]
  172. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: send packet: type 51 [preauth]
  173. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: receive packet: type 50 [preauth]
  174. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: userauth-request for user root service ssh-connection method publickey [preauth]
  175. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: attempt 3 failures 2 [preauth]
  176. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: input_userauth_request: try method publickey [preauth]
  177. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: userauth_pubkey: have signature for RSA SHA256:8M/nwWZNHUcr51WmJc7A+WOH6Tb209ybET+BuN92GrI [preauth]
  178. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_key_allowed entering [preauth]
  179. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 22 [preauth]
  180. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_key_allowed: waiting for MONITOR_ANS_KEYALLOWED [preauth]
  181. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive_expect entering: type 23 [preauth]
  182. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering [preauth]
  183. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  184. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: monitor_read: checking request 22
  185. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed entering
  186. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed: key_from_blob: 0x558f8c9ed1b0
  187. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: temporarily_use_uid: 0/0 (e=0/0)
  188. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: trying public key file /root/.ssh/authorized_keys
  189. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: fd 4 clearing O_NONBLOCK
  190. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: key not found
  191. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: restore_uid: 0/0
  192. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: temporarily_use_uid: 0/0 (e=0/0)
  193. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: trying public key file /root/.ssh/authorized_keys2
  194. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: Could not open authorized keys '/root/.ssh/authorized_keys2': No such file or directory
  195. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: restore_uid: 0/0
  196. Aug 4 06:41:56 ubuntu sshd[8224]: Failed publickey for root from 54.209.53.99 port 37322 ssh2: RSA SHA256:8M/nwWZNHUcr51WmJc7A+WOH6Tb209ybET+BuN92GrI
  197. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_answer_keyallowed: key 0x558f8c9ed1b0 is not allowed
  198. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_send entering: type 23
  199. Aug 4 06:41:56 ubuntu sshd[8224]: debug2: userauth_pubkey: authenticated 0 pkalg ssh-rsa [preauth]
  200. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: userauth_finish: failure partial=0 next methods="publickey" [preauth]
  201. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: send packet: type 51 [preauth]
  202. Aug 4 06:41:56 ubuntu sshd[8224]: Connection closed by 54.209.53.99 port 37322 [preauth]
  203. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: do_cleanup [preauth]
  204. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: PAM: sshpam_thread_cleanup entering [preauth]
  205. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: monitor_read_log: child log fd closed
  206. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: mm_request_receive entering
  207. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: do_cleanup
  208. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: PAM: cleanup
  209. Aug 4 06:41:56 ubuntu sshd[8224]: debug3: PAM: sshpam_thread_cleanup entering
  210. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: Killing privsep child 8225
  211. Aug 4 06:41:56 ubuntu sshd[8224]: debug1: audit_event: unhandled event 12
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