[PATCH v5 15/15] runtime_test: Add rust-out-of-tree selftest

Harish.Sadineni
2026-01-29T16:40:00Z

From: Yoann Congal <yoann.congal@smile.fr>

This new case tests that the rust-out-of-tree-module recipe compiles and
run properly: check that the dmesg output is as expected.

Signed-off-by: Yoann Congal <yoann.congal@smile.fr>
Signed-off-by: Harish Sadineni <Harish.Sadineni@windriver.com>
---
meta/lib/oeqa/selftest/cases/runtime_test.py | 12 +++++++++++-
1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/meta/lib/oeqa/selftest/cases/runtime_test.py b/meta/lib/oeqa/selftest/cases/runtime_test.py
index e8374606a4..461116601d 100644
--- a/meta/lib/oeqa/selftest/cases/runtime_test.py
+++ b/meta/lib/oeqa/selftest/cases/runtime_test.py
@@ -494,8 +494,11 @@ class RustKernel(OESelftestTestCase):
self.write_config(textwrap.dedent("""
DISTRO_FEATURES:append = ' rust-kernel'
KERNEL_EXTRA_FEATURES:append = ' features/kernel-sample/kernel-rust-sample.scc'
- CORE_IMAGE_EXTRA_INSTALL += "kernel-module-rust-minimal"
+ CORE_IMAGE_EXTRA_INSTALL += "kernel-module-rust-minimal kernel-module-rust-out-of-tree"
"""))
+
+ runCmd('bitbake-layers add-layer %s' % os.path.join(get_bb_var("COREBASE"), 'meta-skeleton'))
+ self.add_command_to_tearDown('bitbake-layers remove-layer */meta-skeleton')
bitbake(self.image)

with runqemu(self.image, runqemuparams = "nographic") as qemu:
@@ -506,3 +509,10 @@ class RustKernel(OESelftestTestCase):
self.logger.debug(f"rust_minimal dmesg output:\n" + textwrap.indent(output, " "))
self.assertIn("Rust minimal sample", output, "Kernel Rust sample expected output not found in dmesg")

+ qemu.run_serial("dmesg -c > /dev/null")
+ status, _ = qemu.run_serial("modprobe rust_out_of_tree")
+ self.assertEqual(status, 1, "Loading rust_out_of_tree module failed!")
+ _, output = qemu.run_serial("dmesg")
+ self.logger.debug(f"rust_out_of_tree dmesg output:\n" + textwrap.indent(output, " "))
+ self.assertIn("Rust out-of-tree sample", output, "Out-of-tree Rust sample expected output not found in dmesg")
+
--
2.49.0