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-rw-r--r--src/cpu/o3/thread_state.hh1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/cpu/o3/thread_state.hh b/src/cpu/o3/thread_state.hh
index a4a12330f..a0c3a8171 100644
--- a/src/cpu/o3/thread_state.hh
+++ b/src/cpu/o3/thread_state.hh
@@ -150,6 +150,7 @@ struct O3ThreadState : public ThreadState {
/** Handles the syscall. */
void syscall(int64_t callnum, Fault *fault)
{
+ fatal_if(FullSystem, "System call emulation is unavailable!");
process->syscall(callnum, tc, fault);
}