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Interrupt and exception ID assignments

    Identifier  Description                          Caused by
        0       Divide error                         DIV and IDIV
        1       Debug exceptions                     Any code or data
                                                     reference
        2       Non-maskable interrupt
        3       Breakpoint                           INT 3 instruction
        4       Overflow                             INTO instruction
        5       Bounds check                         BOUND instruction
        6       Invalid opcode                       Reserved opcodes
        7       Device not available                 ESC and WAIT
        8       Double fault                         Any instruction
        9       Reserved by Intel
                (On pre-80486 CPUs,
                "Coprocessor Segment Overrun")
        10      Invalid task state segment (TSS)     JMP, CALL, IRET,
                                                     or an interrupt
        11      Segment not present                  Any instruction that
                                                     modifies segments
        12      Stack exception                      Stack operations
        13      General protection exception         Any code or data
                                                     reference
        14      Page fault                           Any code or data
                                                     reference
        15      Reserved by Intel
        16      Floating-point error                 ESC and WAIT
                (On pre-80486 CPUs,
                "Coprocessor error")
        17      Alignment check                      Any data reference
        18-31   Reserved by Intel
        32-255  Available for user-defined           INT nn instruction
                maskable interrupts