virt-manager and virsh gets blocked because error "cannot acquire state change lock"
Issue
- A Red Hat 6.2 system gets in a strange condition where it was no more possible to operate with
virt-manager
andvirsh
. Each command exits with error:
error: Failed to shutdown domain NEW_Master_1
error: Timed out during operation: cannot acquire state change lock
- It was also impossible to kill one of the running virtual machine.
Environment
- Red Hat Enterprise Linux 6.2
- libvirt-0.9.4-23.el6_2.4.x86_64
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