pkg/mgrconfig: add a sample syzkaller config

Add a sample syzkaller config with comments so that we could refer to it
in the tutorials.

1 files changed, 27 insertions, 0 deletions

diff --git a/pkg/mgrconfig/testdata/qemu-example.cfg b/pkg/mgrconfig/testdata/qemu-example.cfg
new file mode 100644
index 000000000..44d3a322d
--- /dev/null
+++ b/pkg/mgrconfig/testdata/qemu-example.cfg
@@ -0,0 +1,27 @@
+{
+        "target": "linux/amd64",
+        "http": "0.0.0.0:56741",
+        # !! Replace /syzkaller with the path to the syzkaller checkout.
+        # Workdir can be in whatever folder, keeping it in the checkout is just most convenient.
+        "workdir": "./testdata/syzkaller/workdir",
+        # !! Replace /linux with the path to the kernel checkout.
+        # !! The kernel must be already built.
+        # Here are the kernel config options that facilitate fuzzing: https://github.com/google/syzkaller/blob/master/docs/linux/kernel_configs.md
+        "kernel_obj": "/linux",
+        # !! Replace with the path to the disk image file.
+        # The Buildroot image used by syzbot can be downloaded here: https://storage.googleapis.com/syzkaller/images/buildroot_amd64_2024.09.gz
+        # (Don't forget to uncompress it!).
+        "image": "./testdata/wheezy.img",
+	# !! Replace with the path to the syzkaller checkout.
+        "syzkaller": "./testdata/syzkaller",
+        "procs": 4,
+        "type": "qemu",
+        "vm": {
+                "count": 4,
+                # !! Adjust this path accordingly.
+                "kernel": "/linux/arch/x86/boot/bzImage",
+                # Note that syzkaller will use `count` * `cpu` CPUs and `count` * `mem` RAM.
+                "cpu": 2,
+                "mem": 2048
+        }
+}