Bug ID 663366: SEGV fault can occur during tmm 'panic' on i4x00 and i2x00 platforms.

Last Modified: May 14, 2019

Bug Tracker

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

Known Affected Versions:
12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1, 12.1.1 HF1, 12.1.1 HF2, 12.1.2, 12.1.2 HF1, 12.1.2 HF2, 12.1.3, 13.0.0, 13.0.0 HF1, 13.0.0 HF2, 13.0.0 HF3, 13.0.1

Fixed In:
14.0.0, 13.1.0, 12.1.3.1

Opened: May 05, 2017
Severity: 2-Critical

Symptoms

On the i4x00 and i2x00 platforms, TMM can encounter a second SEGV fault while crashing from an initial 'panic'.

Impact

TMM is crashing due to a 'panic'. No additional impact, as traffic is already disrupted while tmm restarts.

Conditions

-- i4x00 and i2x00 platforms. -- TMM encounters a second SEGV fault while crashing from an initial 'panic'.

Workaround

None.

Fix Information

This release fixes the driver shutdown code to prevent SEGV during TMM panic.

Behavior Change