diff --git a/src/syscall/asm_linux_arm64.s b/src/syscall/asm_linux_arm64.s
index 7edeafca81..fb22f8d547 100644
--- a/src/syscall/asm_linux_arm64.s
+++ b/src/syscall/asm_linux_arm64.s
@@ -103,6 +103,29 @@ ok:
 	MOVD	ZR, err+72(FP)	// errno
 	RET
 
+// func rawVforkSyscall(trap, a1 uintptr) (r1, err uintptr)
+TEXT ·rawVforkSyscall(SB),NOSPLIT,$0-32
+	MOVD	a1+8(FP), R0
+	MOVD	$0, R1
+	MOVD	$0, R2
+	MOVD	$0, R3
+	MOVD	$0, R4
+	MOVD	$0, R5
+	MOVD	trap+0(FP), R8	// syscall entry
+	SVC
+	CMN	$4095, R0
+	BCC	ok
+	MOVD	$-1, R4
+	MOVD	R4, r1+16(FP)	// r1
+	NEG	R0, R0
+	MOVD	R0, err+24(FP)	// errno
+	RET
+ok:
+	MOVD	R0, r1+16(FP)	// r1
+	MOVD	ZR, err+24(FP)	// errno
+	RET
+
+
 // func rawSyscallNoError(trap uintptr, a1, a2, a3 uintptr) (r1, r2 uintptr);
 TEXT ·rawSyscallNoError(SB),NOSPLIT,$0-48
 	MOVD	a1+8(FP), R0
diff --git a/src/syscall/exec_linux.go b/src/syscall/exec_linux.go
index a2242b2057..3540d511bf 100644
--- a/src/syscall/exec_linux.go
+++ b/src/syscall/exec_linux.go
@@ -196,7 +196,7 @@ func forkAndExecInChild1(argv0 *byte, argv, envv []*byte, chroot, dir *byte, att
 		}
 	}
 
-	hasRawVforkSyscall := runtime.GOARCH == "amd64" || runtime.GOARCH == "ppc64" || runtime.GOARCH == "s390x"
+	hasRawVforkSyscall := runtime.GOARCH == "amd64" || runtime.GOARCH == "ppc64" || runtime.GOARCH == "s390x" || runtime.GOARCH == "arm64"
 
 	// About to call fork.
 	// No more allocation or calls of non-assembly functions.
diff --git a/src/syscall/syscall_linux_arm64.go b/src/syscall/syscall_linux_arm64.go
index 1ea48892ba..95065bfe2d 100644
--- a/src/syscall/syscall_linux_arm64.go
+++ b/src/syscall/syscall_linux_arm64.go
@@ -155,6 +155,4 @@ const (
 	SYS_EPOLL_WAIT   = 1069
 )
 
-func rawVforkSyscall(trap, a1 uintptr) (r1 uintptr, err Errno) {
-	panic("not implemented")
-}
+func rawVforkSyscall(trap, a1 uintptr) (r1 uintptr, err Errno)