Okay, so I need to figure out whether this bug report regarding QEMU is classified as 'user-mode' or 'system-mode'. The issue mentioned is about providing a CPU without an MMU in RISC-V. Hmm. First, what's the difference between user-mode and system-mode? User-mode usually deals with applications running without needing high privileges. System-mode involves higher privileges, dealing with peripherals, devices, and operating systems. RISC-V is an instruction set architecture, and some of its implementations don't include an MMU (Memory Management Unit). If a CPU doesn't have an MMU, it's often used in environments where virtual memory isn't needed, like embedded systems. In QEMU, which is an emulator, when you run in user-mode emulation, it typically allows running applications without needing to emulate the entire system. But if the CPU lacks an MMU, that might be more relevant for system-level emulation because it affects how the OS interacts with hardware. Since this bug report is about providing a CPU without an MMU, it likely relates to how QEMU handles the system setup, including device drivers and OS interactions. That sounds like system-mode, which deals with higher privileges and system-level components. system