diff --git a/src/arch/x86/linux/process.cc b/src/arch/x86/linux/process.cc
index 297688323..05a323bd4 100644
--- a/src/arch/x86/linux/process.cc
+++ b/src/arch/x86/linux/process.cc
@@ -490,7 +490,48 @@ static SyscallDesc syscallDescs64[] = {
     /* 269 */ SyscallDesc("faccessat", unimplementedFunc),
     /* 270 */ SyscallDesc("pselect6", unimplementedFunc),
     /* 271 */ SyscallDesc("ppoll", unimplementedFunc),
-    /* 272 */ SyscallDesc("unshare", unimplementedFunc)
+    /* 272 */ SyscallDesc("unshare", unimplementedFunc),
+    /* 273 */ SyscallDesc("set_robust_list", unimplementedFunc),
+    /* 274 */ SyscallDesc("get_robust_list", unimplementedFunc),
+    /* 275 */ SyscallDesc("splice", unimplementedFunc),
+    /* 276 */ SyscallDesc("tee", unimplementedFunc),
+    /* 277 */ SyscallDesc("sync_file_range", unimplementedFunc),
+    /* 278 */ SyscallDesc("vmsplice", unimplementedFunc),
+    /* 279 */ SyscallDesc("move_pages", unimplementedFunc),
+    /* 280 */ SyscallDesc("utimensat", unimplementedFunc),
+    /* 281 */ SyscallDesc("epoll_pwait", unimplementedFunc),
+    /* 282 */ SyscallDesc("signalfd", unimplementedFunc),
+    /* 283 */ SyscallDesc("timerfd_create", unimplementedFunc),
+    /* 284 */ SyscallDesc("eventfd", unimplementedFunc),
+    /* 285 */ SyscallDesc("fallocate", unimplementedFunc),
+    /* 286 */ SyscallDesc("timerfd_settime", unimplementedFunc),
+    /* 287 */ SyscallDesc("timerfd_gettime", unimplementedFunc),
+    /* 288 */ SyscallDesc("accept4", unimplementedFunc),
+    /* 289 */ SyscallDesc("signalfd4", unimplementedFunc),
+    /* 290 */ SyscallDesc("eventfd2", unimplementedFunc),
+    /* 291 */ SyscallDesc("epoll_create1", unimplementedFunc),
+    /* 292 */ SyscallDesc("dup3", unimplementedFunc),
+    /* 293 */ SyscallDesc("pipe2", unimplementedFunc),
+    /* 294 */ SyscallDesc("inotify_init1", unimplementedFunc),
+    /* 295 */ SyscallDesc("preadv", unimplementedFunc),
+    /* 296 */ SyscallDesc("pwritev", unimplementedFunc),
+    /* 297 */ SyscallDesc("rt_tgsigqueueinfo", unimplementedFunc),
+    /* 298 */ SyscallDesc("perf_event_open", unimplementedFunc),
+    /* 299 */ SyscallDesc("recvmmsg", unimplementedFunc),
+    /* 300 */ SyscallDesc("fanotify_init", unimplementedFunc),
+    /* 301 */ SyscallDesc("fanotify_mark", unimplementedFunc),
+    /* 302 */ SyscallDesc("prlimit64", unimplementedFunc),
+    /* 303 */ SyscallDesc("name_to_handle_at", unimplementedFunc),
+    /* 304 */ SyscallDesc("open_by_handle_at", unimplementedFunc),
+    /* 305 */ SyscallDesc("clock_adjtime", unimplementedFunc),
+    /* 306 */ SyscallDesc("syncfs", unimplementedFunc),
+    /* 307 */ SyscallDesc("sendmmsg", unimplementedFunc),
+    /* 308 */ SyscallDesc("setns", unimplementedFunc),
+    /* 309 */ SyscallDesc("getcpu", unimplementedFunc),
+    /* 310 */ SyscallDesc("proess_vm_readv", unimplementedFunc),
+    /* 311 */ SyscallDesc("proess_vm_writev", unimplementedFunc),
+    /* 312 */ SyscallDesc("kcmp", unimplementedFunc),
+    /* 313 */ SyscallDesc("finit_module", unimplementedFunc),
 };
 
 X86_64LinuxProcess::X86_64LinuxProcess(LiveProcessParams * params,