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:769:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 717 include/asm-generic/io.h:752:2: 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:760:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:778:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:605:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:585:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 715 include/asm-generic/io.h:574:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
 714 13 warnings generated.
 713 include/asm-generic/io.h:744:2: 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:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   5 warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   2 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 ../include/asm-generic/io.h:595:59: 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]../arch/riscv/include/asm/io.h:
   1 warning: In file included from ../include/linux/io.hperforming pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 warning        insw(addr, buffer, count);
   1 insw(addr, buffer, count);: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/uapi/linux/byteorder/little_endian.h../include/asm-generic/io.h::37548::5131::  note: warning: expanded from macro '__le16_to_cpu'performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:787:2In file included from :../kernel/softirq.c :warning: 13performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 include/asm-generic/io.h:760:2: In file included from warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]../arch/riscv/kernel/smp.c
   1 include/asm-generic/io.h:585:33In file included from :../kernel/irq/ipi.c :warning: 12performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 include/asm-generic/io.h:585:33: 13 warnings generated.
   1 include/asm-generic/io.h:574:61: warning:         val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr));performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h:561:In file included from 61../arch/riscv/kernel/traps_misaligned.c:: 9warning: :
   1 include/asm-generic/io.h:561:61In file included from : ../arch/riscv/kernel/smp.cwarning: :performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]12
   1 include/asm-generic/io.h:561:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]In file included from
   1 include/asm-generic/io.h:1115:55: warning:   CC      init/calibrate.o
   1 include/asm-generic/io.h:../include/asm-generic/io.h778:2: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 include/asm-generic/io.h../include/asm-generic/io.h::605595::5959::  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 In file included from ../kernel/irq/ipi.c../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/trace/syscall.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/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/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  ../include/linux/fs_context.hwarning: :performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]14
   1 :In file included from  ../arch/riscv/include/asm/io.hwarning: :performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]136
   1 :752:2:../arch/riscv/include/asm/io.h :warning: 106performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 :61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]
   1 :585:33: 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 :                                           ~~~~~~~~~~ ^ warning:
   1 59:In file included from  ../include/linux/irq.hwarning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic]:
   1 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 #define outsw(addr, buffer, count) __outsw(PCI_IOBASE + (addr), buffer, count):744:2: 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