TO: Sumit Garg <sumit.garg(a)linaro.org&gt; CC: "Greg Kroah-Hartman" <gregkh(a)linuxfoundation.org&gt; CC: Andrew Morton <akpm(a)linux-foundation.org&gt; CC: Linux Memory Management List <linux-mm(a)kvack.org&gt; tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.10.y head: c108263eaf06733c15c23cb4fdf83d188c0e2881 commit: 13e83186c91a1e0990cbd2d4ef6b7d572bcc9277 [2728/5815] kgdb: fix to kill breakpoints on initmem after boot config: riscv-randconfig-r002-20210610 (attached as .config) compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project d2012d965d60c3258b3a69d024491698f8aec386) 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 riscv cross compiling tool for clang build # apt-get install binutils-riscv64-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.gi... git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc linux-5.10.y git checkout 13e83186c91a1e0990cbd2d4ef6b7d572bcc9277 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=riscv 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.lld: error: arch/riscv/kernel/head.o:(.head.text+0x8): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x2124): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x213E): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x21DC): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x241E): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x2538): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x2634): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x2712): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.text+0x2730): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.init.text+0xD8): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax ld.lld: error: debug_core.c:(.init.text+0x164): relocation R_RISCV_ALIGN requires unimplemented linker relaxation; recompile with -mno-relax --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org