Bug ID 455733: Fix intermittent crash in dwbld (AFM daemon) with large number of blacklist/whitelist IPs in a policy

Last Modified: Aug 19, 2026

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

Known Affected Versions:
11.5.1, 11.5.1 hf1, 11.5.1 hf2, 11.5.1 hf3, 11.5.1 hf4, 11.5.1 hf5, 11.5.1 hf6, 11.5.1 hf7, 11.5.1 hf8, 11.5.1 hf9, 11.5.1 hf10, 11.5.1 hf11, 11.5.2, 11.5.2 hf1, 11.5.3, 11.5.3 hf1, 11.5.3 hf2, 11.5.4, 11.5.4 hf1, 11.5.4 hf2, 11.5.4 hf3, 11.5.4 hf4, 11.5.5, 11.5.6, 11.5.7, 11.5.8, 11.5.9, 11.5.10

Fixed In:
11.6.0

Opened: Apr 04, 2014

Severity: 2-Critical

Symptoms

dwbld daemon crash.

Impact

dwbld (AFM daemon) will crash when trying to load a policy with large number of IPs in the feed-list. This will cause dynamic whitelist/blacklist functionality to be impacted due to latest policy not being properly enforced in data path.

Conditions

Large number of IPs in the ip-intelligence feed-list/policy.

Workaround

None.

Fix Information

Fixed intermittent crash in dwbld (AFM daemon) with large number of blacklist/whitelist IPs in a policy.

Behavior Change

Guides & references

K10134038: F5 Bug Tracker Filter Names and Tips