Fields
- regs: user_regs_struct
- u_fpvalid: s32
- pad0: s32
- i387: user_fpregs_struct
- u_tsize: u64
- u_dsize: u64
- u_ssize: u64
- start_code: u64
- start_stack: u64
- signal: s64
- reserved: s32
- pad1: s32
- u_ar0: *user_regs_struct
- u_fpstate: *user_fpregs_struct
- magic: u64
- u_comm: [32] u8
- u_debugreg: [8] u64
- error_code: u64
- fault_address: u64