diff --git a/DEVELOPERS b/DEVELOPERS
index 966751299e..63d1c3fcb6 100644
--- a/DEVELOPERS
+++ b/DEVELOPERS
@@ -1985,7 +1985,9 @@ F: package/wireless_tools/
F: package/xen/
F: package/xml-security-c/
F: support/testing/tests/fs/test_oci.py
+F: support/testing/tests/package/br2-external/clang-compiler-rt/
F: support/testing/tests/package/br2-external/openjdk/
+F: support/testing/tests/package/test_clang.py
F: support/testing/tests/package/test_openjdk.py
F: support/testing/tests/package/test_opkg/
F: support/testing/tests/package/test_opkg.py
diff --git a/support/testing/tests/package/br2-external/clang-compiler-rt/Config.in b/support/testing/tests/package/br2-external/clang-compiler-rt/Config.in
new file mode 100644
index 0000000000..e1f9f8c598
--- /dev/null
+++ b/support/testing/tests/package/br2-external/clang-compiler-rt/Config.in
@@ -0,0 +1 @@
+source "$BR2_EXTERNAL_CLANG_COMPILER_RT_PATH/package/libfuzzer/Config.in"
diff --git a/support/testing/tests/package/br2-external/clang-compiler-rt/external.desc b/support/testing/tests/package/br2-external/clang-compiler-rt/external.desc
new file mode 100644
index 0000000000..92df85911d
--- /dev/null
+++ b/support/testing/tests/package/br2-external/clang-compiler-rt/external.desc
@@ -0,0 +1 @@
+name: CLANG_COMPILER_RT
diff --git a/support/testing/tests/package/br2-external/clang-compiler-rt/external.mk b/support/testing/tests/package/br2-external/clang-compiler-rt/external.mk
new file mode 100644
index 0000000000..6fa55c1211
--- /dev/null
+++ b/support/testing/tests/package/br2-external/clang-compiler-rt/external.mk
@@ -0,0 +1 @@
+include $(sort $(wildcard $(BR2_EXTERNAL_CLANG_COMPILER_RT_PATH)/package/*/*.mk))
diff --git a/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/Config.in b/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/Config.in
new file mode 100644
index 0000000000..2d335fd3c7
--- /dev/null
+++ b/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/Config.in
@@ -0,0 +1,8 @@
+config BR2_PACKAGE_LIBFUZZER
+ bool "libfuzzer"
+ help
+ This project aims at hosting tutorials,
+ examples, discussions, research proposals,
+ and other resources related to fuzzing.
+
+ https://github.com/google/fuzzing
diff --git a/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/libfuzzer.hash b/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/libfuzzer.hash
new file mode 100644
index 0000000000..0601cc02c6
--- /dev/null
+++ b/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/libfuzzer.hash
@@ -0,0 +1,2 @@
+sha256 c71360c3b1ba1d88b28b0b3cb3a1744d251b87a12f2881224cc53ec26eb7a2db libfuzzer-cec02db916d21baa4db5b8d262d78848b3a35f4b.tar.gz
+sha256 cfc7749b96f63bd31c3c42b5c471bf756814053e847c10f3eb003417bc523d30 LICENSE
diff --git a/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/libfuzzer.mk b/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/libfuzzer.mk
new file mode 100644
index 0000000000..0515b9da35
--- /dev/null
+++ b/support/testing/tests/package/br2-external/clang-compiler-rt/package/libfuzzer/libfuzzer.mk
@@ -0,0 +1,24 @@
+################################################################################
+#
+# libfuzzer
+#
+################################################################################
+
+LIBFUZZER_VERSION = cec02db916d21baa4db5b8d262d78848b3a35f4b
+LIBFUZZER_SITE = $(call github,google,fuzzing,$(LIBFUZZER_VERSION))
+LIBFUZZER_LICENSE = Apache-2.0
+LIBFUZZER_LICENSE_FILES = LICENSE
+LIBFUZZER_DEPENDENCIES = compiler-rt
+
+define LIBFUZZER_BUILD_CMDS
+ $(HOST_DIR)/bin/clang++ --sysroot=$(STAGING_DIR) \
+ -fsanitize=address,fuzzer \
+ $(@D)/tutorial/libFuzzer/fuzz_me.cc \
+ -o $(@D)/fuzz_me
+endef
+
+define LIBFUZZER_INSTALL_TARGET_CMDS
+ $(INSTALL) -D -m 755 $(@D)/fuzz_me $(TARGET_DIR)/usr/bin/fuzz_me
+endef
+
+$(eval $(generic-package))
diff --git a/support/testing/tests/package/test_clang.py b/support/testing/tests/package/test_clang.py
new file mode 100644
index 0000000000..df3990c6be
--- /dev/null
+++ b/support/testing/tests/package/test_clang.py
@@ -0,0 +1,46 @@
+import os
+
+import infra.basetest
+
+FUZZ_TIMEOUT = 120
+
+
+class TestClangCompilerRT(infra.basetest.BRTest):
+ br2_external = [infra.filepath("tests/package/br2-external/clang-compiler-rt")]
+ config = \
+ """
+ BR2_aarch64=y
+ BR2_TOOLCHAIN_EXTERNAL=y
+ BR2_TARGET_GENERIC_GETTY_PORT="ttyAMA0"
+ BR2_LINUX_KERNEL=y
+ BR2_LINUX_KERNEL_CUSTOM_VERSION=y
+ BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.16.7"
+ BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
+ BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="board/qemu/aarch64-virt/linux.config"
+ BR2_LINUX_KERNEL_NEEDS_HOST_OPENSSL=y
+ BR2_PACKAGE_COMPILER_RT=y
+ BR2_PACKAGE_LLVM=y
+ BR2_TARGET_ROOTFS_CPIO=y
+ BR2_TARGET_ROOTFS_CPIO_GZIP=y
+ # BR2_TARGET_ROOTFS_TAR is not set
+ BR2_PACKAGE_LIBFUZZER=y
+ """
+
+ def login(self):
+ img = os.path.join(self.builddir, "images", "rootfs.cpio.gz")
+ kern = os.path.join(self.builddir, "images", "Image")
+ # Sanitizers overallocate memory and the minimum that seemed to work was 512MB
+ self.emulator.boot(arch="aarch64",
+ kernel=kern,
+ kernel_cmdline=["console=ttyAMA0"],
+ options=["-M", "virt", "-cpu", "cortex-a53", "-m", "512", "-initrd", img])
+ self.emulator.login()
+
+ def test_run(self):
+ self.login()
+
+ # The test case verifies the application executes and that
+ # the symbolizer is working to decode the stack trace.
+ cmd = "fuzz_me 2>&1 | grep heap-buffer-overflow"
+ _, exit_code = self.emulator.run(cmd, FUZZ_TIMEOUT)
+ self.assertEqual(exit_code, 0)