Bug ID 1929045: TMM may core after HTTP::respond used for first request on iSession connection

Last Modified: Jun 28, 2025

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

Known Affected Versions:
16.0.0, 16.0.0.1, 16.0.1, 16.0.1.1, 16.0.1.2, 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, 16.1.5, 16.1.5.1, 16.1.5.2, 16.1.6, 17.0.0, 17.0.0.1, 17.0.0.2, 17.1.2, 17.1.2.1, 17.1.2.2

Opened: Apr 22, 2025

Severity: 3-Major

Symptoms

TMM crashes while establishing an iSession tunnel.

Impact

Traffic disrupted while tmm restarts.

Conditions

- APM configured - Tunnel being established

Workaround

None

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips