diff --git a/kernel/include/process.h b/kernel/include/process.h
index c439fe84..7c2d1fef 100644
--- a/kernel/include/process.h
+++ b/kernel/include/process.h
@@ -81,10 +81,14 @@
 #define	PTRACE_GETFPXREGS 18
 #define	PTRACE_SETFPXREGS 19
 #define	PTRACE_SYSCALL 24
+#define	PTRACE_GET_THREAD_AREA 25
+#define	PTRACE_ARCH_PRCTL 30
 #define	PTRACE_SETOPTIONS 0x4200
 #define	PTRACE_GETEVENTMSG 0x4201
 #define	PTRACE_GETSIGINFO 0x4202
 #define	PTRACE_SETSIGINFO 0x4203
+#define	PTRACE_GETREGSET 0x4204
+#define	PTRACE_SETREGSET 0x4205
 
 #define PTRACE_O_TRACESYSGOOD 1
 #define PTRACE_O_TRACEFORK 2
diff --git a/kernel/syscall.c b/kernel/syscall.c
index 186c364c..adc738d4 100644
--- a/kernel/syscall.c
+++ b/kernel/syscall.c
@@ -2498,6 +2498,60 @@ SYSCALL_DECLARE(ptrace)
 		error = ptrace_setoptions(pid, data);
 		dkprintf("PTRACE_SETOPTIONS: flags=%d return=%p\n", data, error);
 		break;
+	case PTRACE_PEEKTEXT:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_PEEKTEXT) called.\n");
+		break;
+	case PTRACE_PEEKDATA:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_PEEKDATA) called.\n");
+		break;
+	case PTRACE_POKETEXT:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_POKETEXT) called.\n");
+		break;
+	case PTRACE_POKEDATA:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_POKEDATA) called.\n");
+		break;
+	case PTRACE_SINGLESTEP:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_SINGLESTEP) called.\n");
+		break;
+	case PTRACE_GETFPREGS:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_GETFPREGS) called.\n");
+		break;
+	case PTRACE_SETFPREGS:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_SETFPREGS) called.\n");
+		break;
+	case PTRACE_SETREGS:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_SETREGS) called.\n");
+		break;
+	case PTRACE_ATTACH:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_ATTACH) called.\n");
+		break;
+	case PTRACE_DETACH:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_DETACH) called.\n");
+		break;
+	case PTRACE_GETFPXREGS:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_GETFPXREGS) called.\n");
+		break;
+	case PTRACE_SYSCALL:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_SYSCALL) called.\n");
+		break;
+	case PTRACE_GETSIGINFO:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_GETSIGINFO) called.\n");
+		break;
+	case PTRACE_SETSIGINFO:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_SETSIGINFO) called.\n");
+		break;
+	case PTRACE_GETREGSET:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_GETREGSET) called.\n");
+		break;
+	case PTRACE_SETREGSET:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_SETREGSET) called.\n");
+		break;
+	case PTRACE_GET_THREAD_AREA:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_GET_THREAD_AREA) called.\n");
+		break;
+	case PTRACE_ARCH_PRCTL:
+		dkprintf("ptrace: unimplemented ptrace(PTRACE_ARCH_PRCTL) called.\n");
+		break;
 	default:
 		dkprintf("ptrace: unimplemented ptrace called.\n");
 		break;