Before reporting an issue

• I have read and understood the above terms for submitting issues, and I understand that my issue may be closed without action if I do not follow them.

Area

authentication

Describe the bug

[Wed Jul 09 10:24:25.225343 2025] [proxy:debug] [pid 21:tid 140425994151616] proxy_util.c(2641): [client 10.0.0.2:36854] AH00944: connecting http://infinity-keycloak-service:8080/auth/realms/infinity/protocol/openid-connect/auth?client_id=infinity-client&redirect_uri=https%3A%2F%2F172.16.1.94%2F&state=f9515cb0-8293-4db1-9a18-c3467866c865&response_mode=fragment&response_type=code&scope=openid&nonce=6cd26b21-d2ec-4d92-9d7e-50323a56270c to infinity-keycloak-service:8080, referer: https://172.16.1.94/
[Wed Jul 09 10:24:25.225362 2025] [proxy:debug] [pid 21:tid 140425994151616] proxy_util.c(2864): [client 10.0.0.2:36854] AH00947: connected /auth/realms/infinity/protocol/openid-connect/auth?client_id=infinity-client&redirect_uri=https%3A%2F%2F172.16.1.94%2F&state=f9515cb0-8293-4db1-9a18-c3467866c865&response_mode=fragment&response_type=code&scope=openid&nonce=6cd26b21-d2ec-4d92-9d7e-50323a56270c to infinity-keycloak-service:8080, referer: https://172.16.1.94/
[Wed Jul 09 10:24:25.225768 2025] [proxy_http:error] [pid 21:tid 140425994151616] (104)Connection reset by peer: [client 10.0.0.2:36854] AH01102: error reading status line from remote server infinity-keycloak-service:8080, referer: https://172.16.1.94/
[Wed Jul 09 10:24:25.225806 2025] [proxy_http:debug] [pid 21:tid 140425994151616] mod_proxy_http.c(1187): [client 10.0.0.2:36854] AH01105: NOT Closing connection to client although reading from backend server infinity-keycloak-service:8080 failed., referer: https://172.16.1.94/
[Wed Jul 09 10:24:25.225826 2025] [proxy:error] [pid 21:tid 140425994151616] [client 10.0.0.2:36854] AH00898: Error reading from remote server returned by /auth/realms/infinity/protocol/openid-connect/auth, referer: https://172.16.1.94/
[Wed Jul 09 10:24:25.225842 2025] [proxy:debug] [pid 21:tid 140425994151616] proxy_util.c(2592): AH00943: http: has released connection for (infinity-keycloak-service:8080)

This is apache log - it happens randomly and rarely

When apache try to connect to keycloak service it get connected and close the connection with Connection reset by peer: [client 10.0.0.2:36854] AH01102: error reading status line from remote server infinity-keycloak-service:8080, referer: https://172.16.1.94/

Why this happens

Version

25.0.6

Regression

• The issue is a regression

Expected behavior

It should not close the connection

Actual behavior

It should not close the connection

How to Reproduce?

When i leave the application idle for few hours the issue is reproduced

Anything else?

No response