Bug ID 1073609: Tmm may core while using reject iRule command in LB_SELECTED event.

Last Modified: May 29, 2024

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

Known Affected Versions:
17.0.0, 16.1.1, 16.1.0, 16.0.1, 16.0.0, 15.1.5, 15.1.4, 15.1.3, 15.1.2, 15.1.1, 15.1.0, 14.1.4, 14.1.3, 14.1.2.5, 13.1.4, 13.1.3.2, 12.1.6, 12.1.5.1

Fixed In:
17.0.0, 16.1.3.1, 15.1.6.1, 14.1.5.1

Opened: Jan 17, 2022

Severity: 2-Critical

Symptoms

Tmm cores with SIGFPE "packet is locked by a driver"

Impact

Traffic disrupted while tmm restarts.

Conditions

-- Fastl4 virtual server -- iRule attached that uses reject iRule command in LB_SELECTED event

Workaround

None

Fix Information

Tmm does not core while using iRules attached that uses reject iRule command in LB_SELECTED event.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips