Hi Shenghao, kernel test robot noticed the following build errors: [auto build test ERROR on broonie-sound/for-next] [also build test ERROR on tiwai-sound/for-next tiwai-sound/for-linus linus/master v6.3 next-20230428] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Shenghao-Ding/ASoC-dt-bindings-Add-tas2781-amplifier/20230502-133533 base: https://git.kernel.org/pub/scm/linux/kernel/git/broonie/sound.git for-next patch link: https://lore.kernel.org/r/20230502053254.27085-1-13916275206%40139.com patch subject: [PATCH v1 4/5] ASoC: tas2781: Add tas2781 driver config: s390-randconfig-r025-20230501 (https://download.01.org/0day-ci/archive/20230502/202305022338.ZA1okoZW-lkp@xxxxxxxxx/config) compiler: clang version 17.0.0 (https://github.com/llvm/llvm-project b1465cd49efcbc114a75220b153f5a055ce7911f) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://github.com/intel-lab-lkp/linux/commit/2ce0b86d1a6546d78dc4151d98a67537b8cc8669 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Shenghao-Ding/ASoC-dt-bindings-Add-tas2781-amplifier/20230502-133533 git checkout 2ce0b86d1a6546d78dc4151d98a67537b8cc8669 # save the config file COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=s390 olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 ARCH=s390 If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202305022338.ZA1okoZW-lkp@xxxxxxxxx/ All error/warnings (new ones prefixed by >>): In file included from sound/soc/codecs/tas2781-i2c.c:24: In file included from include/linux/of_gpio.h:14: In file included from include/linux/gpio/driver.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:547:31: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __raw_readb(PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:560:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __le16_to_cpu((__le16 __force)__raw_readw(PCI_IOBASE + addr)); ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:37:59: note: expanded from macro '__le16_to_cpu' #define __le16_to_cpu(x) __swab16((__force __u16)(__le16)(x)) ^ include/uapi/linux/swab.h:102:54: note: expanded from macro '__swab16' #define __swab16(x) (__u16)__builtin_bswap16((__u16)(x)) ^ In file included from sound/soc/codecs/tas2781-i2c.c:24: In file included from include/linux/of_gpio.h:14: In file included from include/linux/gpio/driver.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:573:61: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] val = __le32_to_cpu((__le32 __force)__raw_readl(PCI_IOBASE + addr)); ~~~~~~~~~~ ^ include/uapi/linux/byteorder/big_endian.h:35:59: note: expanded from macro '__le32_to_cpu' #define __le32_to_cpu(x) __swab32((__force __u32)(__le32)(x)) ^ include/uapi/linux/swab.h:115:54: note: expanded from macro '__swab32' #define __swab32(x) (__u32)__builtin_bswap32((__u32)(x)) ^ In file included from sound/soc/codecs/tas2781-i2c.c:24: In file included from include/linux/of_gpio.h:14: In file included from include/linux/gpio/driver.h:6: In file included from include/linux/irq.h:20: In file included from include/linux/io.h:13: In file included from arch/s390/include/asm/io.h:75: include/asm-generic/io.h:584:33: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writeb(value, PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:594:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writew((u16 __force)cpu_to_le16(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:604:59: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] __raw_writel((u32 __force)cpu_to_le32(value), PCI_IOBASE + addr); ~~~~~~~~~~ ^ include/asm-generic/io.h:692:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsb(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:700:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsw(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:708:20: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] readsl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:717:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesb(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:726:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesw(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ include/asm-generic/io.h:735:21: warning: performing pointer arithmetic on a null pointer has undefined behavior [-Wnull-pointer-arithmetic] writesl(PCI_IOBASE + addr, buffer, count); ~~~~~~~~~~ ^ >> sound/soc/codecs/tas2781-i2c.c:40:34: warning: unused variable 'tasdevice_of_match' [-Wunused-const-variable] static const struct of_device_id tasdevice_of_match[] = { ^ 13 warnings generated. -- s390x-linux-ld: DWARF error: could not find abbrev number 48 >> sound/soc/codecs/tas2781-lib.o:(.rodata+0x0): multiple definition of `dvc_tlv'; s390x-linux-ld: DWARF error: could not find abbrev number 9338 drivers/firmware/ti/tasdevice-fmw.o:(.rodata+0x2a0): first defined here >> s390x-linux-ld: sound/soc/codecs/tas2781-lib.o:(.rodata+0x20): multiple definition of `amp_vol_tlv'; drivers/firmware/ti/tasdevice-fmw.o:(.rodata+0x2c0): first defined here s390x-linux-ld: DWARF error: could not find abbrev number 1109429 >> sound/soc/codecs/tas2781-i2c.o:(.rodata+0x20): multiple definition of `dvc_tlv'; drivers/firmware/ti/tasdevice-fmw.o:(.rodata+0x2a0): first defined here s390x-linux-ld: sound/soc/codecs/tas2781-i2c.o:(.rodata+0x40): multiple definition of `amp_vol_tlv'; drivers/firmware/ti/tasdevice-fmw.o:(.rodata+0x2c0): first defined here -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests
