vm/gvisor: add gvisor presubmit test

Download the latest gvisor release and run the syz-manager smoke-test
suite.

Signed-off-by: Andrei Vagin <avagin@google.com>

1 files changed, 41 insertions, 0 deletions

diff --git a/tools/gvisor-smoke-test.sh b/tools/gvisor-smoke-test.sh
new file mode 100755
index 000000000..fdc75f64a
--- /dev/null
+++ b/tools/gvisor-smoke-test.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+# Copyright 2024 syzkaller project authors. All rights reserved.
+# Use of this source code is governed by Apache 2 LICENSE that can be found in the LICENSE file.
+
+set -xe -o pipefail
+
+workdir="$(mktemp -d /tmp/syzkaller-gvisor-test.XXXXXX)"
+
+cleanup() {
+  sudo -E rm -rf "$workdir"
+}
+
+trap cleanup EXIT
+
+syzdir="$(pwd)"
+cat > "$workdir/config" <<EOF
+{
+        "name": "gvisor",
+        "target": "linux/amd64",
+        "http": ":54321",
+        "workdir": "/$workdir/workdir/",
+        "image": "$workdir/kernel/vmlinux",
+        "kernel_obj": "$workdir/kernel/",
+        "syzkaller": "$syzdir",
+        "cover": false,
+        "procs": 1,
+        "type": "gvisor",
+        "vm": {
+                "count": 1,
+                "runsc_args": "--ignore-cgroups --network none"
+        }
+}
+EOF
+
+arch="$(uname -m)"
+url="https://storage.googleapis.com/gvisor/releases/release/latest/${arch}"
+mkdir "$workdir/kernel"
+curl --output "$workdir/kernel/vmlinux" "${url}/runsc"
+chmod a+rx "$workdir/kernel/vmlinux"
+
+sudo -E ./bin/syz-manager -config "$workdir/config" --mode smoke-test