Hi,
After updating the package rabbitmq-server from version 3.8.5-1 to 3.8.14-1, service don't start anymore.
[root@svh03302rbtmq01 ~]# cat /etc/redhat-release
Red Hat Enterprise Linux release 8.3 (Ootpa)
In /var/log/messages I found the following log.
Mar 5 14:49:12 svh03302rbtmq01 systemd[1]: Starting RabbitMQ broker...
Mar 5 14:49:14 svh03302rbtmq01 rabbitmq-server[32716]: {"Kernel pid terminated",application_controller,"{application_start_failure,credentials_obfuscation,{{shutdown,{failed_to_start_child,credentials_obfuscaton_svc,{undef,[{crypto,macN,[hmac,sha256,<<126,214,223,55,111,123,229,110,124,83,186,22,227,184,193,32,176,80,76,194,42,164,0,92,19,32,238,12,139,103,215,157,88,223,154,56,202,210,65,78,177,114,9,211,63,14,201,247,121,154,16,22,76,155,149,190,91,223,92,186,238,24,185,203,0,252,89,11,189,174,68,47,79,28,254,135,98,24,2,234,123,81,56,40,203,169,14,233,98,183,235,57,67,65,69,200,4,130,122,61,233,202,100,53,117,35,209,181,214,149,32,11,161,152,159,223,125,56,239,100,23,118,247,143,210,232,185,22>>,[<<238,105,241,37,20,3,147,46,244,181,227,61,148,14,243,20>>,<<0,0,0,1>>],32],[]},{credentials_obfuscation_pbe,xor_sum,7,[{file,\"src/credentials_obfuscation_pbe.erl\"},{line,160}]},{credentials_obfuscation_pbe,blocks,10,[{file,\"src/credentials_obfuscation_pbe.erl\"},{line,152}]},{credentials_obfuscation_pbe,make_key,5,[{file,\"src/credentials_obfuscation_pbe.erl\"},{line,94}]},{credentials_obfuscation_pbe,encrypt,5,[{file,\"src/credentials_obfuscation_pbe.erl\"},{line,76}]},{credentials_obfuscation_svc,check,3,[{file,\"src/credentials_obfuscation_svc.erl\"},{line,163}]},{credentials_obfuscation_svc,init_state,0,[{file,\"src/credentials_obfuscation_svc.erl\"},{line,133}]},{gen_server,init_it,2,[{file,\"gen_server.erl\"},{line,374}]}]}}},{credentials_obfuscation_app,start,[normal,[]]}}}"}
Mar 5 14:49:14 svh03302rbtmq01 rabbitmq-server[32716]: Kernel pid terminated (application_controller) ({application_start_failure,credentials_obfuscation,{{shutdown,{failed_to_start_child,credentials_obfuscaton_svc,{undef,[{crypto,macN,[hmac,sha256,<<126,
Mar 5 14:49:14 svh03302rbtmq01 rabbitmq-server[32716]: #015
Mar 5 14:49:15 svh03302rbtmq01 rabbitmq-server[32716]: Crash dump is being written to: erl_crash.dump...done
Mar 5 14:49:15 svh03302rbtmq01 systemd[1]: rabbitmq-server.service: Main process exited, code=exited, status=1/FAILURE
Mar 5 14:49:15 svh03302rbtmq01 systemd[1]: rabbitmq-server.service: Failed with result 'exit-code'.
Mar 5 14:49:15 svh03302rbtmq01 systemd[1]: Failed to start RabbitMQ broker.
Regards
Daniel William Reif