My Oracle Support Banner

Solaris 11.4 can panic with Deadlock: cycle in blocking chain while performing bal_cpu_change() or bal_reassign_ints_core() (Doc ID 2782575.1)

Last updated on JUNE 07, 2021

Applies to:

Solaris Operating System - Version 11.4 to 11.4 [Release 11.0]
Information in this document applies to any platform.

Symptoms

The panic string will be:

Deadlock: cycle in blocking chain

The panic stack will include either:

bal_cpu_change
cpu_state_change_notify
cpu_online

or:

bal_reassign_ints_core
bal_reassign_ints_leaf
bal_reassign_ints_intmd

Cause

To view full details, sign in with your My Oracle Support account.

Don't have a My Oracle Support account? Click to get started!


In this Document
Symptoms
Cause
Solution

My Oracle Support provides customers with access to over a million knowledge articles and a vibrant support community of peers and Oracle experts.