tree: git://git.infradead.org/users/hch/block.git bdev-lookup head: ad9fbb45818932ecfd28600994ff2c88ccd4b3e9 commit: ad9fbb45818932ecfd28600994ff2c88ccd4b3e9 [26/26] block: remove i_bdev config: i386-randconfig-a012-20201117 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 reproduce (this is a W=1 build): git remote add hch-block git://git.infradead.org/users/hch/block.git git fetch --no-tags hch-block bdev-lookup git checkout ad9fbb45818932ecfd28600994ff2c88ccd4b3e9 # save the attached .config to linux build tree make W=1 ARCH=i386 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): ld: fs/io_uring.o: in function `io_file_supports_async': vim +2736 fs/io_uring.c 2725 2726 /* 2727 * If we tracked the file through the SCM inflight mechanism, we could support 2728 * any file. For now, just ensure that anything potentially problematic is done 2729 * inline. 2730 */ 2731 static bool io_file_supports_async(struct file *file, int rw) 2732 { 2733 umode_t mode = file_inode(file)->i_mode; 2734 2735 if (S_ISBLK(mode)) { 2737 return true; 2738 return false; 2739 } 2740 if (S_ISCHR(mode) || S_ISSOCK(mode)) 2741 return true; 2742 if (S_ISREG(mode)) { 2743 if (io_bdev_nowait(file->f_inode->i_sb->s_bdev) && 2744 file->f_op != &io_uring_fops) 2745 return true; 2746 return false; 2747 } 2748 2749 /* any ->read/write should understand O_NONBLOCK */ 2750 if (file->f_flags & O_NONBLOCK) 2751 return true; 2752 2753 if (!(file->f_mode & FMODE_NOWAIT)) 2754 return false; 2755 2756 if (rw == READ) 2757 return file->f_op->read_iter != NULL; 2758 2759 return file->f_op->write_iter != NULL; 2760 } 2761 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org