3 files changed, 34 insertions, 2 deletions
diff --git a/tests/functional/meson.build b/tests/functional/meson.build
index 557d59ddf4..e406451cd3 100644
--- a/tests/functional/meson.build
+++ b/tests/functional/meson.build
@@ -150,6 +150,7 @@ tests_arm_linuxuser_thorough = [
 
 tests_avr_system_thorough = [
   'avr_mega2560',
+  'avr_uno',
 ]
 
 tests_hppa_system_quick = [
diff --git a/tests/functional/test_avr_uno.py b/tests/functional/test_avr_uno.py
new file mode 100755
index 0000000000..adb3b73da4
--- /dev/null
+++ b/tests/functional/test_avr_uno.py
@@ -0,0 +1,32 @@
+#!/usr/bin/env python3
+#
+# QEMU AVR Arduino UNO functional test
+#
+# SPDX-License-Identifier: GPL-2.0-or-later
+
+from qemu_test import QemuSystemTest, Asset, wait_for_console_pattern
+
+
+class UnoMachine(QemuSystemTest):
+
+    ASSET_UNO = Asset(
+        ('https://github.com/RahulRNandan/LED_Blink_AVR/raw/'
+         'c6d602cbb974a193/build/main.elf'),
+        '3009a4e2cf5c5b65142f538abdf66d4dc6bc6beab7e552fff9ae314583761b72')
+
+    def test_uno(self):
+        """
+        The binary constantly prints out 'LED Blink'
+        """
+        self.set_machine('arduino-uno')
+        rom_path = self.ASSET_UNO.fetch()
+
+        self.vm.add_args('-bios', rom_path)
+        self.vm.set_console()
+        self.vm.launch()
+
+        wait_for_console_pattern(self, 'LED Blink')
+
+
+if __name__ == '__main__':
+    QemuSystemTest.main()
diff --git a/tests/unit/test-char.c b/tests/unit/test-char.c
index 60a843b79d..f30a39f61f 100644
--- a/tests/unit/test-char.c
+++ b/tests/unit/test-char.c
@@ -993,7 +993,7 @@ static void char_udp_test_internal(Chardev *reuse_chr, int sock)
     struct sockaddr_in other;
     SocketIdleData d = { 0, };
     Chardev *chr;
-    CharBackend *be;
+    CharBackend stack_be, *be = &stack_be;
     socklen_t alen = sizeof(other);
     int ret;
     char buf[10];
@@ -1009,7 +1009,6 @@ static void char_udp_test_internal(Chardev *reuse_chr, int sock)
         chr = qemu_chr_new("client", tmp, NULL);
         g_assert_nonnull(chr);
 
-        be = g_alloca(sizeof(CharBackend));
         qemu_chr_fe_init(be, chr, &error_abort);
     }