Hi Masahiro, I love your patch! Perhaps something to improve: [auto build test WARNING on linus/master] [also build test WARNING on linux/master v5.18-rc1 next-20220404] [cannot apply to soc/for-next drm/drm-next powerpc/next uclinux-h8/h8300-next s390/features arnd-asm-generic/master] [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] url: https://github.com/intel-lab-lkp/linux/commits/Masahiro-Yamada/UAPI-make-more-exported-headers-self-contained-and-put-them-into-test-coverage/20220404-142226 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git be2d3ecedd9911fbfd7e55cc9ceac5f8b79ae4cf config: arm-randconfig-r016-20220404 (https://download.01.org/0day-ci/archive/20220404/202204042058.5Kr6q6YX-lkp@xxxxxxxxx/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c4a1b07d0979e7ff20d7d541af666d822d66b566) 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 arm cross compiling tool for clang build # apt-get install binutils-arm-linux-gnueabi # https://github.com/intel-lab-lkp/linux/commit/e8154d995f34b79843e473d85645fb543d554e7f git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Masahiro-Yamada/UAPI-make-more-exported-headers-self-contained-and-put-them-into-test-coverage/20220404-142226 git checkout e8154d995f34b79843e473d85645fb543d554e7f # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm SHELL=/bin/bash drivers/misc/ sound/soc/fsl/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All warnings (new ones prefixed by >>): >> drivers/misc/fastrpc.c:1639:43: warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned int') [-Wformat] dev_dbg(dev, "unmmap\tpt 0x%09lx OK\n", buf->raddr); ~~~~~ ^~~~~~~~~~ %09x include/linux/dev_printk.h:163:47: note: expanded from macro 'dev_dbg' dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__); \ ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:129:34: note: expanded from macro 'dev_printk' _dev_printk(level, dev, fmt, ##__VA_ARGS__); \ ~~~ ^~~~~~~~~~~ drivers/misc/fastrpc.c:1645:46: warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned int') [-Wformat] dev_err(dev, "unmmap\tpt 0x%09lx ERROR\n", buf->raddr); ~~~~~ ^~~~~~~~~~ %09x include/linux/dev_printk.h:144:65: note: expanded from macro 'dev_err' dev_printk_index_wrap(_dev_err, KERN_ERR, dev, dev_fmt(fmt), ##__VA_ARGS__) ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:110:23: note: expanded from macro 'dev_printk_index_wrap' _p_func(dev, fmt, ##__VA_ARGS__); \ ~~~ ^~~~~~~~~~~ drivers/misc/fastrpc.c:1737:3: warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned int') [-Wformat] buf->raddr, buf->size); ^~~~~~~~~~ include/linux/dev_printk.h:163:47: note: expanded from macro 'dev_dbg' dev_printk(KERN_DEBUG, dev, dev_fmt(fmt), ##__VA_ARGS__); \ ~~~ ^~~~~~~~~~~ include/linux/dev_printk.h:129:34: note: expanded from macro 'dev_printk' _dev_printk(level, dev, fmt, ##__VA_ARGS__); \ ~~~ ^~~~~~~~~~~ 3 warnings generated. -- >> sound/soc/fsl/imx-audmux.c:148:40: warning: format specifies type 'unsigned long' but the argument has type 'uintptr_t' (aka 'unsigned int') [-Wformat] snprintf(buf, sizeof(buf), "ssi%lu", i); ~~~ ^ %u 1 warning generated. vim +1639 drivers/misc/fastrpc.c 6c16fd8bdd4058 Jeya R 2022-02-14 1604 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1605 static int fastrpc_req_munmap_impl(struct fastrpc_user *fl, 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1606 struct fastrpc_req_munmap *req) 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1607 { 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1608 struct fastrpc_invoke_args args[1] = { [0] = { 0 } }; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1609 struct fastrpc_buf *buf, *b; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1610 struct fastrpc_munmap_req_msg req_msg; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1611 struct device *dev = fl->sctx->dev; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1612 int err; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1613 u32 sc; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1614 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1615 spin_lock(&fl->lock); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1616 list_for_each_entry_safe(buf, b, &fl->mmaps, node) { 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1617 if ((buf->raddr == req->vaddrout) && (buf->size == req->size)) 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1618 break; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1619 buf = NULL; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1620 } 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1621 spin_unlock(&fl->lock); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1622 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1623 if (!buf) { 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1624 dev_err(dev, "mmap not in list\n"); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1625 return -EINVAL; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1626 } 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1627 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1628 req_msg.pgid = fl->tgid; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1629 req_msg.size = buf->size; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1630 req_msg.vaddr = buf->raddr; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1631 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1632 args[0].ptr = (u64) (uintptr_t) &req_msg; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1633 args[0].length = sizeof(req_msg); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1634 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1635 sc = FASTRPC_SCALARS(FASTRPC_RMID_INIT_MUNMAP, 1, 0); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1636 err = fastrpc_internal_invoke(fl, true, FASTRPC_INIT_HANDLE, sc, 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1637 &args[0]); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1638 if (!err) { 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 @1639 dev_dbg(dev, "unmmap\tpt 0x%09lx OK\n", buf->raddr); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1640 spin_lock(&fl->lock); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1641 list_del(&buf->node); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1642 spin_unlock(&fl->lock); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1643 fastrpc_buf_free(buf); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1644 } else { 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1645 dev_err(dev, "unmmap\tpt 0x%09lx ERROR\n", buf->raddr); 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1646 } 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1647 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1648 return err; 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1649 } 2419e55e532de1 Jorge Ramirez-Ortiz 2019-10-09 1650 -- 0-DAY CI Kernel Test Service https://01.org/lkp