diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c
index 1ee5357d0c6aee8c87a6a77455a1f47859995ab6..abda8e861865779d96087b3de57d60305d26e582 100644
--- a/arch/arm64/kernel/cpufeature.c
+++ b/arch/arm64/kernel/cpufeature.c
@@ -1214,7 +1214,7 @@ static int emulate_mrs(struct pt_regs *regs, u32 insn)
 	rc = emulate_sys_reg(sys_reg, &val);
 	if (!rc) {
 		dst = aarch64_insn_decode_register(AARCH64_INSN_REGTYPE_RT, insn);
-		regs->user_regs.regs[dst] = val;
+		pt_regs_write_reg(regs, dst, val);
 		regs->pc += 4;
 	}