tree: yhuang/random-r0.1i head: d8a224e04a0b1632b045d1121c6e95f521ec3ca9 commit: 16178d86a313a3cc31ea2b5aaaeb2f6230a4fdc0 [27/42] mm: Support to promote to fast memory node randomly and periodically config: arm64-defconfig (attached as .config) compiler: aarch64-linux-gcc (GCC) 7.4.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout 16178d86a313a3cc31ea2b5aaaeb2f6230a4fdc0 # save the attached .config to linux build tree GCC_VERSION=7.4.0 make.cross ARCH=arm64 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp(a)intel.com&gt; All errors (new ones prefixed by >>): mm/page_alloc.o: In function `free_area_init_node': page_alloc.c:(.init.text+0xb90): relocation truncated to fit: R_AARCH64_ADR_PREL_PG_HI21 against undefined symbol `node_random_promote_work' page_alloc.c:(.init.text+0xb94): undefined reference to `node_random_promote_work' drivers/base/node.o: In function `random_demote_mb_store': node.c:(.text+0x380): undefined reference to `node_random_migrate_pages' node.c:(.text+0x380): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `node_random_migrate_pages' drivers/base/node.o: In function `random_promote_mb_store': node.c:(.text+0x4c4): undefined reference to `node_random_migrate_pages' node.c:(.text+0x4c4): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `node_random_migrate_pages' node.c:(.text+0x4d4): undefined reference to `node_random_promote_stop' node.c:(.text+0x4d4): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `node_random_promote_stop' node.c:(.text+0x4e4): undefined reference to `node_random_promote_start' node.c:(.text+0x4e4): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `node_random_promote_start' drivers/base/node.o: In function `random_promote_period_ms_store': node.c:(.text+0x61c): undefined reference to `node_random_promote_start' node.c:(.text+0x61c): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `node_random_promote_start' node.c:(.text+0x62c): undefined reference to `node_random_promote_stop' node.c:(.text+0x62c): relocation truncated to fit: R_AARCH64_CALL26 against undefined symbol `node_random_promote_stop' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation