Nov 29 00:20:59 prd-ubuntu2204-docker-4c-4g-2026 sshd[923]: error: kex_exchange_identification: Connection closed by remote host Nov 29 00:20:59 prd-ubuntu2204-docker-4c-4g-2026 sshd[923]: Connection closed by 10.30.168.15 port 44754 Nov 29 00:21:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[925]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:21:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[925]: pam_unix(cron:session): session closed for user root Nov 29 00:21:06 prd-ubuntu2204-docker-4c-4g-2026 sshd[934]: Invalid user jenkins from 10.30.168.15 port 44766 Nov 29 00:21:06 prd-ubuntu2204-docker-4c-4g-2026 sshd[934]: userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth] Nov 29 00:21:06 prd-ubuntu2204-docker-4c-4g-2026 sshd[934]: Received disconnect from 10.30.168.15 port 44766:11: Closed due to user request. [preauth] Nov 29 00:21:06 prd-ubuntu2204-docker-4c-4g-2026 sshd[934]: Disconnected from invalid user jenkins 10.30.168.15 port 44766 [preauth] Nov 29 00:21:09 prd-ubuntu2204-docker-4c-4g-2026 sshd[936]: Invalid user jenkins from 10.30.168.15 port 44768 Nov 29 00:21:09 prd-ubuntu2204-docker-4c-4g-2026 sshd[936]: userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth] Nov 29 00:21:09 prd-ubuntu2204-docker-4c-4g-2026 sshd[936]: Received disconnect from 10.30.168.15 port 44768:11: Closed due to user request. [preauth] Nov 29 00:21:09 prd-ubuntu2204-docker-4c-4g-2026 sshd[936]: Disconnected from invalid user jenkins 10.30.168.15 port 44768 [preauth] Nov 29 00:21:11 prd-ubuntu2204-docker-4c-4g-2026 sshd[938]: Invalid user jenkins from 10.30.168.15 port 44770 Nov 29 00:21:11 prd-ubuntu2204-docker-4c-4g-2026 sshd[938]: userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth] Nov 29 00:21:11 prd-ubuntu2204-docker-4c-4g-2026 sshd[938]: Received disconnect from 10.30.168.15 port 44770:11: Closed due to user request. [preauth] Nov 29 00:21:11 prd-ubuntu2204-docker-4c-4g-2026 sshd[938]: Disconnected from invalid user jenkins 10.30.168.15 port 44770 [preauth] Nov 29 00:21:14 prd-ubuntu2204-docker-4c-4g-2026 sshd[1129]: Invalid user jenkins from 10.30.168.15 port 44774 Nov 29 00:21:14 prd-ubuntu2204-docker-4c-4g-2026 sshd[1129]: userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth] Nov 29 00:21:14 prd-ubuntu2204-docker-4c-4g-2026 sshd[1129]: Received disconnect from 10.30.168.15 port 44774:11: Closed due to user request. [preauth] Nov 29 00:21:14 prd-ubuntu2204-docker-4c-4g-2026 sshd[1129]: Disconnected from invalid user jenkins 10.30.168.15 port 44774 [preauth] Nov 29 00:21:17 prd-ubuntu2204-docker-4c-4g-2026 sshd[1257]: Invalid user jenkins from 10.30.168.15 port 44776 Nov 29 00:21:17 prd-ubuntu2204-docker-4c-4g-2026 sshd[1257]: userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth] Nov 29 00:21:17 prd-ubuntu2204-docker-4c-4g-2026 sshd[1257]: Received disconnect from 10.30.168.15 port 44776:11: Closed due to user request. [preauth] Nov 29 00:21:17 prd-ubuntu2204-docker-4c-4g-2026 sshd[1257]: Disconnected from invalid user jenkins 10.30.168.15 port 44776 [preauth] Nov 29 00:21:20 prd-ubuntu2204-docker-4c-4g-2026 sshd[1322]: Invalid user jenkins from 10.30.168.15 port 44778 Nov 29 00:21:20 prd-ubuntu2204-docker-4c-4g-2026 sshd[1322]: userauth_pubkey: key type ssh-rsa not in PubkeyAcceptedAlgorithms [preauth] Nov 29 00:21:20 prd-ubuntu2204-docker-4c-4g-2026 sshd[1322]: Received disconnect from 10.30.168.15 port 44778:11: Closed due to user request. [preauth] Nov 29 00:21:20 prd-ubuntu2204-docker-4c-4g-2026 sshd[1322]: Disconnected from invalid user jenkins 10.30.168.15 port 44778 [preauth] Nov 29 00:21:21 prd-ubuntu2204-docker-4c-4g-2026 useradd[1351]: new group: name=jenkins, GID=1001 Nov 29 00:21:21 prd-ubuntu2204-docker-4c-4g-2026 useradd[1351]: new user: name=jenkins, UID=1001, GID=1001, home=/home/jenkins, shell=/bin/bash, from=none Nov 29 00:21:22 prd-ubuntu2204-docker-4c-4g-2026 usermod[1360]: add 'jenkins' to group 'docker' Nov 29 00:21:22 prd-ubuntu2204-docker-4c-4g-2026 usermod[1360]: add 'jenkins' to shadow group 'docker' Nov 29 00:21:23 prd-ubuntu2204-docker-4c-4g-2026 sshd[1394]: Accepted publickey for jenkins from 10.30.168.15 port 44780 ssh2: RSA SHA256:BBsm4mRgG5V0fGum4Y1Rmy/vs16stdRVhwvexlLUhUs Nov 29 00:21:23 prd-ubuntu2204-docker-4c-4g-2026 sshd[1394]: pam_unix(sshd:session): session opened for user jenkins(uid=1001) by (uid=0) Nov 29 00:21:23 prd-ubuntu2204-docker-4c-4g-2026 systemd-logind[725]: New session 2 of user jenkins. Nov 29 00:21:23 prd-ubuntu2204-docker-4c-4g-2026 systemd: pam_unix(systemd-user:session): session opened for user jenkins(uid=1001) by (uid=0) Nov 29 00:22:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[1878]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:22:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[1878]: pam_unix(cron:session): session closed for user root Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/update-alternatives --install /usr/bin/java java /usr/lib/jvm/java-21-openjdk-amd64/bin/java 1 Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1001) Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session closed for user root Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/update-alternatives --install /usr/bin/javac javac /usr/lib/jvm/java-21-openjdk-amd64/bin/javac 1 Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1001) Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session closed for user root Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/update-alternatives --install /usr/lib/jvm/java-openjdk java_sdk_openjdk /usr/lib/jvm/java-21-openjdk-amd64 1 Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1001) Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session closed for user root Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/update-alternatives --set java /usr/lib/jvm/java-21-openjdk-amd64/bin/java Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1001) Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session closed for user root Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/update-alternatives --set javac /usr/lib/jvm/java-21-openjdk-amd64/bin/javac Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1001) Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session closed for user root Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/update-alternatives --set java_sdk_openjdk /usr/lib/jvm/java-21-openjdk-amd64 Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session opened for user root(uid=0) by (uid=1001) Nov 29 00:22:38 prd-ubuntu2204-docker-4c-4g-2026 sudo: pam_unix(sudo:session): session closed for user root Nov 29 00:23:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[2180]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:23:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[2180]: pam_unix(cron:session): session closed for user root Nov 29 00:24:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[2954]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:24:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[2954]: pam_unix(cron:session): session closed for user root Nov 29 00:25:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[4052]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:25:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[4052]: pam_unix(cron:session): session closed for user root Nov 29 00:26:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[5136]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:26:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[5136]: pam_unix(cron:session): session closed for user root Nov 29 00:27:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[6639]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:27:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[6639]: pam_unix(cron:session): session closed for user root Nov 29 00:28:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[7284]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:28:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[7284]: pam_unix(cron:session): session closed for user root Nov 29 00:29:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[7462]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:29:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[7462]: pam_unix(cron:session): session closed for user root Nov 29 00:30:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[7795]: pam_unix(cron:session): session opened for user root(uid=0) by (uid=0) Nov 29 00:30:01 prd-ubuntu2204-docker-4c-4g-2026 CRON[7795]: pam_unix(cron:session): session closed for user root Nov 29 00:30:03 prd-ubuntu2204-docker-4c-4g-2026 sudo: jenkins : PWD=/w/workspace/l2switch-maven-merge-master ; USER=root ; COMMAND=/usr/bin/cp /var/log/auth.log /tmp