718 include/asm-generic/io.h:778:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 718 include/asm-generic/io.h:769:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:760:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 716 include/asm-generic/io.h:752:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:1115:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 714 include/asm-generic/io.h:787:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 712 include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 711 include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 710 include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 710 include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 705 13 warnings generated.
   4 warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   4 : warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   3 In file included from 13 warnings generated.
   3 :2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 In file included from ../include/linux/interrupt.h13 warnings generated.
   1 warning: In file included from ../kernel/irq/irqdesc.c:10:
   1 include/uapi/linux/byteorder/little_endian.h../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/linux/io.h:14../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.hwarning: :performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]787
   1 include/asm-generic/io.hIn file included from :605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:744:2:13 warnings generated.
   1 include/asm-generic/io.h:744:2: warning: ../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]In file included from ../block/blk-ioc.c:8:
   1 include/asm-generic/io.h:574:6113 warnings generated.
   1 include/asm-generic/io.h:561:61: warning:   AR      drivers/i2c/built-in.a
   1 include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]In file included from
   1 include/asm-generic/io.h:1115:In file included from 55:../drivers/tty/tty_port.c :warning: 8:
   1 include/asm-generic/io.h:1115:55:13 warnings generated.
   1 include/asm-generic/io.h13 warnings generated.
   1 include/asm-generic/io.h../include/asm-generic/io.h::561744::612::  warning: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 arch/riscv/include/asm/io.h:136../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 arch/riscv/include/asm/io.h:118../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 arch/riscv/include/asm/io.h../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from 13../include/linux/highmem.h warnings generated.
   1 In file included from ../init/main.c:21../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/pagemap.h:1113 warnings generated.
   1 In file included from ../include/linux/kfifo.h:40../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/asm-generic/hardirq.h:1317 warnings:
   1 In file included from ../include/asm-generic/hardirq.h:../include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 Compile the kernel with warnings as errors (WERROR) [N/y/?] n
   1 :In file included from 595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :787:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :760:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :2:../include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 : warning: In file included from ../drivers/tty/serial/serial_port.c:16:
   1 605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 13../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 #define outsb(addr, buffer, count) __outsb(PCI_IOBASE + (addr), buffer, count) warning
   1 #define __le32_to_cpu(x) ((__force __u32)(__le32)(x))warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 Make section mismatch errors non-fatal (SECTION_MISMATCH_WARN_ONLY) [Y/n/?] y