arch/riscv/kernel/vdso/flush_icache.S:25: Error: unrecognized opcode `fence.i', extension `zifencei' required arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s2,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s0,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s0', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s2,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required arch/riscv/mm/fault.c:249: Error: unrecognized opcode `csrr a3,sptbr', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc a5,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a1', extension `zicsr' required arch/riscv/include/asm/irqflags.h:36: Error: unrecognized opcode `csrc sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required arch/riscv/include/asm/irqflags.h:36: Error: unrecognized opcode `csrc sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:24: Error: unrecognized opcode `csrr a5,sstatus', extension `zicsr' required arch/riscv/include/asm/irqflags.h:36: Error: unrecognized opcode `csrc sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc a5,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a5', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a5', extension `zicsr' required arch/riscv/include/asm/irqflags.h:36: Error: unrecognized opcode `csrc sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:36: Error: unrecognized opcode `csrc sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:30: Error: unrecognized opcode `csrs sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s3,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s3', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s3', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s0,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s0', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s1,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s1', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc s2,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,s2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:42: Error: unrecognized opcode `csrrc a5,sstatus,2', extension `zicsr' required arch/riscv/include/asm/irqflags.h:60: Error: unrecognized opcode `csrs sstatus,a5', extension `zicsr' required