Bug ID 1366593: HTTPS monitors can fail when multiple bigd processes use the same netHSM

Last Modified: May 29, 2024

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

Known Affected Versions:
15.1.0, 15.1.0.1, 15.1.0.2, 15.1.0.3, 15.1.0.4, 15.1.0.5, 15.1.1, 15.1.2, 15.1.2.1, 15.1.3, 15.1.3.1, 15.1.4, 15.1.4.1, 15.1.5, 15.1.5.1, 15.1.6, 15.1.6.1, 15.1.7, 15.1.8, 15.1.8.1, 15.1.8.2, 15.1.9, 15.1.9.1, 15.1.10, 15.1.10.2, 15.1.10.3, 15.1.10.4, 16.1.0, 16.1.1, 16.1.2, 16.1.2.1, 16.1.2.2, 16.1.3, 16.1.3.1, 16.1.3.2, 16.1.3.3, 16.1.3.4, 16.1.3.5, 16.1.4, 16.1.4.1, 16.1.4.2, 16.1.4.3, 17.1.0, 17.1.0.1, 17.1.0.2, 17.1.0.3, 17.1.1, 17.1.1.1, 17.1.1.2, 17.1.1.3

Opened: Oct 05, 2023

Severity: 3-Major

Symptoms

Monitors going down accompanied by netHSM FIPS errors in /var/log/ltm. Following is an example error: 01960005:3: netHSM: Shared memory error [Failed to fetch result].

Impact

Intermittently seeing HTTPS monitors fail for brief periods, causing some pool members to briefly be marked down.

Conditions

HTTPS monitors having server_ssl profile that is storing a key in netHSM.

Workaround

Configure bigd to run in single process mode by running the following commands: tmsh modify sys db bigd.numprocs value 1 bigstart restart bigd

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips