Bug ID 1957157: [nlad]OpenSSL: DRBG Continuous RNG test failed: DRBG stuck.

Last Modified: Jun 28, 2025

Affected Product(s):
BIG-IP LTM(all modules)

Known Affected Versions:
17.5.0, 17.5.1

Opened: May 22, 2025

Severity: 2-Critical

Symptoms

You may observe below logs in /var/log/ltm ltm.1:May 17 17:42:28 sgb006-e-pr-lb01.77robinson.sg.westpac.com.au err nlad[31252]: OpenSSL: DRBG Continuous RNG test failed: DRBG stuck. ltm.1:May 17 17:42:28 sgb006-e-pr-lb01.77robinson.sg.westpac.com.au err fips_monitor[19162]: 01da0011:3: SelfTest/Integrity test failure detected, triggering reboot action

Impact

Unexpected reboot causing disruption to traffic and failover.

Conditions

Conditions are unknown

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips