I did 2 additional tests
1) Stop VM, Live Migrate, Continue -> Triggers BUG 2) Stop VM, Continue -> Does NOT trigger BUG.
My guess it seems that pending interrupts are incorrectly transferred with kernel irqchip. As said earlier userspace irqchip does not trigger the bug.
I did 2 additional tests
1) Stop VM, Live Migrate, Continue -> Triggers BUG
2) Stop VM, Continue -> Does NOT trigger BUG.
My guess it seems that pending interrupts are incorrectly transferred with kernel irqchip.
As said earlier userspace irqchip does not trigger the bug.