Bug ID 811973: TMM may crash when shutting down

Last Modified: Nov 07, 2022

Bug Tracker

Affected Product:  See more info
BIG-IP MA-VE(all modules)

Known Affected Versions:
14.0.0, 14.0.0.1, 14.0.0.2, 14.0.0.3, 14.0.0.4, 14.0.0.5, 14.0.1, 14.0.1.1, 14.1.0, 14.1.0.1, 14.1.0.2, 14.1.0.3, 14.1.0.5, 14.1.0.6, 14.1.2, 14.1.2.1, 14.1.2.2, 14.1.2.3, 14.1.2.4, 14.1.2.5, 14.1.2.6, 14.1.2.7, 14.1.2.8, 14.1.3, 14.1.3.1, 15.0.0, 15.0.1, 15.0.1.1, 15.0.1.2, 15.0.1.3, 15.0.1.4

Fixed In:
15.1.0, 14.1.4

Opened: Aug 01, 2019
Severity: 2-Critical

Symptoms

When the TMM is shutting down, a driver may be in a partially initialized state. When a buffered packet is flushed, the driver may crash.

Impact

A TMM restart may be delayed while the TMM writes a core file. Traffic disrupted while the tmm process restarts.

Conditions

-- BIG-IP Virtual Edition. -- The TMM is shutting down while traffic is being processed.

Workaround

None

Fix Information

The TMM shuts down properly without crashing.

Behavior Change