Prevent crash when hprintf hypercall is used without a workdir #57
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This prevents a crash when using the packer script to create a pre-snapshot. Previously, if the agent inside the VM calls hprintf before creating the pre-snapshot, QEMU-Nyx would crash.
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This prevents a crash when using the packer script to create a pre-snapshot. Previously, if the agent inside the VM calls hprintf before creating the pre-snapshot, QEMU-Nyx would crash since no workdir is configured, and therefore no auxiliary buffer allocated.