Bug ID 569281: L2 loop on the BIG-IP system's management port network might cause VIPRION to reboot

Last Modified: Sep 13, 2023

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

Known Affected Versions:
11.5.4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10, 11.6.0, 11.6.1, 11.6.2, 11.6.3, 11.6.3.1, 11.6.3.2, 11.6.3.3, 11.6.3.4, 11.6.4, 11.6.5, 11.6.5.1, 11.6.5.2, 11.6.5.3, 12.0.0, 12.0.0 HF1, 12.1.0 HF1, 12.0.0 HF2, 12.1.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.1 HF1, 12.1.1 HF2, 12.1.2 HF1, 12.1.2 HF2, 12.1.0, 12.1.1, 12.1.2, 12.1.3, 12.1.3.1, 12.1.3.2, 12.1.3.3, 12.1.3.4, 12.1.3.5, 12.1.3.6, 12.1.3.7, 12.1.4, 12.1.4.1, 12.1.5, 12.1.5.1, 12.1.5.2, 12.1.5.3, 12.1.6

Opened: Jan 21, 2016

Severity: 3-Major

Related Article: K33242855

Symptoms

Several 'kernel: BUG: soft lockup' messages from kernel leading to TMM. Eventual blade reboot

Impact

The BIG-IP system is unusable and eventually reboots.

Conditions

-- Using vCMP. -- Network to which the BIG-IP management port is connected has a Layer 2 loop.

Workaround

Avoid L2 loops in the network to which the BIG-IP management port is connected.

Fix Information

None

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips