diff --git a/scripts/qemu-gdb.py b/scripts/qemu-gdb.py
index 1c94b2a9dd..f98cd21108 100644
--- a/scripts/qemu-gdb.py
+++ b/scripts/qemu-gdb.py
@@ -34,3 +34,7 @@ def __init__(self):
 QemuCommand()
 coroutine.CoroutineCommand()
 mtree.MtreeCommand()
+
+# Default to silently passing through SIGUSR1, because QEMU sends it
+# to itself a lot.
+gdb.execute('handle SIGUSR1 pass noprint nostop')