The user is encountering an issue where their assembler program, designed for a CPU with 512-bit SVE registers, causes a segmentation fault when run using `qemu-user-aarch64`. This happens because QEMU currently only supports the maximum SVE register size of 2048 bits. The problem arises during runtime execution of load/store instructions, which are not compatible with their target system's register size.

The issue is related to how QEMU handles different SVE register sizes during execution. It doesn't fit under "instruction" since it's about QEMU's handling of the instruction, not a faulty instruction itself. Similarly, it's not directly a syscall error but rather an incompatibility in runtime behavior due to unsupported configuration options.

Therefore, this falls under **runtime** issues.

runtime