Bug ID 1195177: TMM may crash during hardware offload on virtual-wire setup

Last Modified: Jun 06, 2023

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

Fixed In:
17.1.0

Opened: Nov 24, 2022

Severity: 3-Major

Symptoms

TMM SIGSEGV may crash.

Impact

Failover may occur.

Conditions

-- ePVA capable HSB based platform. -- virtual-wire setup.

Workaround

Disable hardware offload of virtual-wire flows by setting the 'pva-acceleration' parameter of the related fastl4 profile to 'none'.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips