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OL: UEK Kernel Gets Soft Lockup in "ext4_mb_mark_diskspace_used" or "ext4_mb_regular_allocator" (Doc ID 2788072.1)

Last updated on JULY 26, 2021

Applies to:

Linux OS - Version Oracle Linux 7.9 and later
x86_64

Symptoms

Oracle Linux system running UEK5 or UEK6 kernels hangs with no response sometime when workload is high. In vmcore collected during system hang state shows below call stacks, 

Changes

No changes 

Cause

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In this Document
Symptoms
Changes
Cause
Solution
References


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