diff --git a/src/tools/compiletest/src/directives/directive_names.rs b/src/tools/compiletest/src/directives/directive_names.rs
index 3a46dbc704e87..d5a3745728e48 100644
--- a/src/tools/compiletest/src/directives/directive_names.rs
+++ b/src/tools/compiletest/src/directives/directive_names.rs
@@ -190,6 +190,7 @@ pub(crate) const KNOWN_DIRECTIVE_NAMES: &[&str] = &[
     "only-aarch64",
     "only-aarch64-apple-darwin",
     "only-aarch64-unknown-linux-gnu",
+    "only-aarch64-unknown-uefi",
     "only-apple",
     "only-arm",
     "only-arm64ec",
diff --git a/tests/ui/stack-probes/aarch64-unknown-uefi-chkstk-98254.rs b/tests/ui/stack-probes/aarch64-unknown-uefi-chkstk-98254.rs
new file mode 100644
index 0000000000000..36273d5a5e3f0
--- /dev/null
+++ b/tests/ui/stack-probes/aarch64-unknown-uefi-chkstk-98254.rs
@@ -0,0 +1,16 @@
+//! Regression test for #98254, missing `__chkstk` symbol on `aarch64-unknown-uefi`.
+//@ build-pass
+//@ only-aarch64-unknown-uefi
+//@ compile-flags: -Cpanic=abort
+//@ compile-flags: -Clinker=rust-lld
+#![no_std]
+#![no_main]
+#[panic_handler]
+fn panic_handler(_info: &core::panic::PanicInfo) -> ! {
+    loop {}
+}
+
+#[export_name = "efi_main"]
+fn main() {
+    let b = [0; 1024];
+}