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]
 718 include/asm-generic/io.h:752:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 718 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:787:2: 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:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:548:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:1115:55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 716 include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 713 include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 712 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]
 709 13 warnings generated.
   2 llvm-readelf: warning: 'arch/riscv/kernel/vdso/vdso.so.dbg': invalid PT_DYNAMIC size (0x138)
   2 llvm-readelf: warning: 'arch/riscv/kernel/vdso/vdso.so.dbg': PT_DYNAMIC dynamic table is invalid: SHT_DYNAMIC will be used
   2 In file included from 13 warnings generated.
   2 744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 ~~~~~~~~~~ ^../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 warnings generated.
   1 warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 warning: In file included from performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]../include/asm-generic/hardirq.h
   1 warning        return (port > MMIO_UPPER_LIMIT) ? NULL : PCI_IOBASE + port;
   1 warning                            ~~~~~~~~~~ ^s
   1 include/asm-generic/io.h:595:59: In file included from warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:../arch/riscv/include/asm/io.h548::10631::53 :warning:  note: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]expanded from macro 'insl'
   1 include/asm-generic/io.h../include/asm-generic/io.h:595:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 arch/riscv/include/asm/io.h:105:53: note: expanded from macro 'insw'../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 ./arch/riscv/include/generated/asm/hardirq.h../include/asm-generic/io.h:744:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../lib/vsprintf.c:36../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/io.h:../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/linux/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 ../include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 In file included from ../include/asm-generic/hardirq.h:../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.h13 warnings generated.
   1 In file included from ../arch/riscv/include/asm/io.h:13613 warnings generated.
   1 Compile the kernel with warnings as errors (WERROR) [N/y/?] n
   1 :In file included from 59:../arch/riscv/include/asm/io.h :warning: 136performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 :2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :1115:../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.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 : warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 55: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 2In file included from :../drivers/base/regmap/trace.h :warning: 11performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 13 warning../include/uapi/linux/byteorder/little_endian.hs: generated35.
   1 13        insw(addr, buffer, count); warning
   1 #define outsl(addr, buffer, count) __outsl(PCI_IOBASE + (addr), buffer, count):561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 #define insl(addr, buffer, count) __insl(PCI_IOBASE + (addr), buffer, count)59: 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