Okay, I need to classify this QEMU bug report as either user-mode or system-mode related. The issue is that 32-bit PPC CPUs are reported based on a 64-bit base CPU. First, thinking about what each mode involves: User-mode deals with applications and processes running without high privileges, while System-mode relates to higher privilege levels, handling peripherals, devices, OS-level tasks. The problem here seems related to CPU architecture emulation within QEMU. Since it's about how the virtualized CPUs are being reported—specifically mixing 32-bit PPC on a 64-bit base—it likely involves lower-level system operations. This affects how the hypervisor or emulator handles different architectures, which is a deeper, more privileged operation. So, this bug would be in system-mode because it's about how the underlying system and hardware are being emulated, not just an application running on top. system