Bug ID 542097: Update to RHEL6 kernel

Last Modified: Apr 10, 2019

Bug Tracker

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

Known Affected Versions:
11.4.1, 11.5.0, 11.5.1, 11.5.1 HF1, 11.5.1 HF10, 11.5.1 HF11, 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, 11.5.2, 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, 11.6.0, 11.6.0 HF1, 11.6.0 HF2, 11.6.0 HF3, 11.6.0 HF4, 11.6.0 HF5, 11.6.0 HF6, 11.6.0 HF7, 11.6.0 HF8, 11.6.1, 12.0.0, 12.0.0 HF1, 12.0.0 HF2, 12.0.0 HF3, 12.0.0 HF4, 12.1.0, 12.1.0 HF1, 12.1.0 HF2, 12.1.1

Fixed In:
12.1.2, 12.1.1 HF2, 12.1.1 HF1, 11.6.2, 11.6.1 HF1, 11.5.5

Opened: Aug 27, 2015
Severity: 2-Critical

Symptoms

Rare race condition between two (or more) threads operating on the same buffer_head/journal_head may cause a kernel panic

Impact

Unexpected machine reboot causing loss of service

Conditions

Running RHEL6 kernel under heavy disk load, more likely on a vCMP host

Workaround

None.

Fix Information

Redhat provided an update to RHEL6.7 F5 backported to RHEL6.4, 6.5: jbd2: Fix oops in jbd2_journal_remove_journal_head() jbd: Fix oops in journal_remove_journal_head()

Behavior Change