A Red Hat Enterprise Linux 6 based KVM host/hypervisor can hang or incur a
Kernel panic - not syncing: Watchdog detected hard LOCKUP on cpu ...
because a thread can erroneously attempt to acquire the run queue lock of a CPU recursively. This issue was originally observed with host kernel version 2.6.32-358.2.1.el6.x86_64 and MS Windows 7 guests running on
AMD Opteron(TM) Processor 6272 that supports the
xsave feature for floating point unit (FPU) state.
- Red Hat Enterprise Linux 6 based KVM host/hypervisor
- host CPU models that support the
- MS Windows 7 guests with
qemu-kvmvirtual CPU models that include the
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