diff --git a/buildroot-external/rootfs-overlay/etc/sysctl.d/10-printk.conf b/buildroot-external/rootfs-overlay/etc/sysctl.d/10-printk.conf
new file mode 100644
index 000000000..0388d742e
--- /dev/null
+++ b/buildroot-external/rootfs-overlay/etc/sysctl.d/10-printk.conf
@@ -0,0 +1,2 @@
+# Only show kernel errors
+kernel.printk = 4 4 1 7