tree: https://github.com/jgunthorpe/linux iommufd head: 4d06b5807e799e0293171d872d8c1a40f3b466c5 commit: 7188450644ef414f96455c9f15043990762078a6 [3/8] iommufd: IOCTLs for the io_pagetable config: openrisc-randconfig-r031-20211117 (attached as .config) compiler: or1k-linux-gcc (GCC) 11.2.0 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 # https://github.com/jgunthorpe/linux/commit/7188450644ef414f96455c9f150439... git remote add jgunthorpe https://github.com/jgunthorpe/linux git fetch --no-tags jgunthorpe iommufd git checkout 7188450644ef414f96455c9f15043990762078a6 # save the attached .config to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=openrisc SHELL=/bin/bash 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 >>): or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `interval_tree_span_iter_next_gap': io_pagetable.c:(.text+0x91c): undefined reference to `interval_tree_iter_next' io_pagetable.c:(.text+0x91c): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_next' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `interval_tree_span_iter_first': io_pagetable.c:(.text+0x9f4): undefined reference to `interval_tree_iter_first' io_pagetable.c:(.text+0x9f4): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_first' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unpopulate_domain': io_pagetable.c:(.text+0x19b4): undefined reference to `interval_tree_iter_first' io_pagetable.c:(.text+0x19b4): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x1a20): undefined reference to `interval_tree_iter_next' io_pagetable.c:(.text+0x1a20): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_next' or1k-linux-ld: io_pagetable.c:(.text+0x1a6c): undefined reference to `interval_tree_iter_next' io_pagetable.c:(.text+0x1a6c): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_next' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_map_user_pages': io_pagetable.c:(.text+0x2608): undefined reference to `interval_tree_iter_first' io_pagetable.c:(.text+0x2608): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x264c): undefined reference to `interval_tree_iter_first' io_pagetable.c:(.text+0x264c): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x2724): undefined reference to `interval_tree_insert' io_pagetable.c:(.text+0x2724): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_insert' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_get_pages': io_pagetable.c:(.text+0x27bc): undefined reference to `interval_tree_iter_first' io_pagetable.c:(.text+0x27bc): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_iter_first' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_copy_iova': io_pagetable.c:(.text+0x2a24): undefined reference to `interval_tree_insert' io_pagetable.c:(.text+0x2a24): relocation truncated to fit: R_OR1K_INSN_REL_26 against undefined symbol `interval_tree_insert' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unmap_iova': io_pagetable.c:(.text+0x2bc8): undefined reference to `interval_tree_iter_first' io_pagetable.c:(.text+0x2bc8): additional relocation overflows omitted from the output or1k-linux-ld: io_pagetable.c:(.text+0x2c48): undefined reference to `interval_tree_remove' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unmap_all': io_pagetable.c:(.text+0x2d78): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x2dec): undefined reference to `interval_tree_remove' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_unaccess_pages': io_pagetable.c:(.text+0x3030): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x3128): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x3168): undefined reference to `interval_tree_iter_next' or1k-linux-ld: io_pagetable.c:(.text+0x322c): undefined reference to `interval_tree_iter_next' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_access_pages': io_pagetable.c:(.text+0x34f0): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x35b8): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x35f8): undefined reference to `interval_tree_iter_next' or1k-linux-ld: io_pagetable.c:(.text+0x385c): undefined reference to `interval_tree_iter_next' or1k-linux-ld: io_pagetable.c:(.text+0x38f8): undefined reference to `interval_tree_insert' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_destroy_table': io_pagetable.c:(.text+0x3aac): undefined reference to `interval_tree_remove' or1k-linux-ld: io_pagetable.c:(.text+0x3ac4): undefined reference to `interval_tree_iter_first' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_init_table': io_pagetable.c:(.text+0x3c68): undefined reference to `interval_tree_insert' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_table_add_domain': io_pagetable.c:(.text+0x3db4): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x3e14): undefined reference to `interval_tree_iter_next' or1k-linux-ld: io_pagetable.c:(.text+0x3ee8): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x3fac): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x4000): undefined reference to `interval_tree_iter_first' or1k-linux-ld: io_pagetable.c:(.text+0x4030): undefined reference to `interval_tree_iter_next' or1k-linux-ld: drivers/iommu/iommufd/io_pagetable.o: in function `iopt_table_enforce_group_iova': io_pagetable.c:(.text+0x4610): undefined reference to `interval_tree_iter_first' or1k-linux-ld: drivers/iommu/iommufd/ioas_pt.o: in function `iommufd_ioas_pagetable_iova_ranges': --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org