6 arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required
   5 arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required
   4 arch/riscv/include/asm/irqflags.h:36: Error: unrecognized opcode `csrc sstatus,2', extension `zicsr' required
   1 cc1: error: ‘-fsanitize=shadow-call-stack’ requires ‘-ffixed-x18’
   1 arch/riscv/kernel/vdso/flush_icache.S:25: Error: unrecognized opcode `fence.i', extension `zifencei' required
   1 arch/riscv/kernel/signal.c:73: Error: unrecognized opcode `csrs sstatus,a2', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:73: Error: unrecognized opcode `csrc sstatus,a2', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:176: Error: unrecognized opcode `csrs sstatus,a3', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:176: Error: unrecognized opcode `csrc sstatus,a3', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:175: Error: unrecognized opcode `csrs sstatus,a3', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:175: Error: unrecognized opcode `csrc sstatus,a3', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:134: Error: unrecognized opcode `csrs sstatus,a2', extension `zicsr' required
   1 arch/riscv/kernel/signal.c:134: Error: unrecognized opcode `csrc sstatus,a2', extension `zicsr' required
  10 depmod: WARNING: could not open modules.builtin.modinfo at /tmp/kci/linux/build/_modules_/lib/modules/4.19.323: No such file or directory
   8 kernel/profile.c:413:47: warning: the comparison will always evaluate as ‘true’ for the address of ‘prof_cpu_mask’ will never be NULL [-Waddress]
   7 kernel/profile.c:383:27: warning: the comparison will always evaluate as ‘true’ for the address of ‘prof_cpu_mask’ will never be NULL [-Waddress]
   7 kernel/profile.c:346:27: warning: the comparison will always evaluate as ‘true’ for the address of ‘prof_cpu_mask’ will never be NULL [-Waddress]
   4 ld: warning: creating DT_TEXTREL in a PIE
   2 ld: arch/x86/boot/compressed/head_64.o: warning: relocation in read-only section `.head.text'
   2 ld: arch/x86/boot/compressed/head_32.o: warning: relocation in read-only section `.head.text'
   2 kernel/dma/removed.c:61:12: warning: ‘dma_assign_removed_region’ defined but not used [-Wunused-function]
   2 kernel/dma/removed.c:33:12: warning: ‘dma_init_removed_memory’ defined but not used [-Wunused-function]
   2 include/linux/overflow.h:61:22: warning: comparison of distinct pointer types lacks a cast
   2 arm-linux-gnueabihf-ld: warning: arch/arm64/kernel/vdso32/sigreturn.o: missing .note.GNU-stack section implies executable stack
   1 drivers/gpu/drm/omapdrm/dss/dispc.c:2111:9: warning: this ‘else’ clause does not guard... [-Wmisleading-indentation]
   4 WARNING: modpost: Found 1 section mismatch(es).