diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000000000..3a2c45c37553c
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,25 @@
+name: CI
+
+on: [pull_request]
+
+jobs:
+  ci:
+    runs-on: ubuntu-latest
+    name: CI for Pull Request
+    steps:
+    - name: Checkout the source code
+      uses: actions/checkout@v3
+      with:
+        path: src/src
+
+    - name: CI
+      uses: tedd-an/bzcafe@main
+      with:
+        task: ci
+        base_folder: src
+        space: kernel
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+        email_token: ${{ secrets.EMAIL_TOKEN }}
+        patchwork_token: ${{ secrets.PATCHWORK_TOKEN }}
+        patchwork_user: ${{ secrets.PATCHWORK_USER }}
+
diff --git a/.github/workflows/sync.yml b/.github/workflows/sync.yml
new file mode 100644
index 0000000000000..3883d55a23267
--- /dev/null
+++ b/.github/workflows/sync.yml
@@ -0,0 +1,43 @@
+name: Sync
+
+on:
+  schedule:
+  - cron: "*/30 * * * *"
+
+jobs:
+  sync_repo:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+      with:
+        ref: master
+
+    - name: Sync Repo
+      uses: tedd-an/bzcafe@main
+      with:
+        task: sync
+        upstream_repo: 'https://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next.git'
+        github_token: ${{ secrets.GITHUB_TOKEN }}
+
+    - name: Cleanup PR
+      uses: tedd-an/bzcafe@main
+      with:
+        task: cleanup
+        github_token: ${{ secrets.ACTION_TOKEN }}
+
+  sync_patchwork:
+    needs: sync_repo
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v3
+
+    - name: Sync Patchwork
+      uses: tedd-an/bzcafe@main
+      with:
+        task: patchwork
+        space: kernel
+        github_token: ${{ secrets.ACTION_TOKEN }}
+        email_token: ${{ secrets.EMAIL_TOKEN }}
+        patchwork_token: ${{ secrets.PATCHWORK_TOKEN }}
+        patchwork_user: ${{ secrets.PATCHWORK_USER }}
+
diff --git a/net/bluetooth/bnep/core.c b/net/bluetooth/bnep/core.c
index d44987d4515c0..0e7a7fb758c92 100644
--- a/net/bluetooth/bnep/core.c
+++ b/net/bluetooth/bnep/core.c
@@ -299,18 +299,27 @@ static int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
 {
 	struct net_device *dev = s->dev;
 	struct sk_buff *nskb;
-	u8 type, ctrl_type;
+	u8 type;
 
 	dev->stats.rx_bytes += skb->len;
 
+	if (!skb->len)
+		goto badframe;
+
 	type = *(u8 *) skb->data;
 	skb_pull(skb, 1);
-	ctrl_type = *(u8 *)skb->data;
 
 	if ((type & BNEP_TYPE_MASK) >= sizeof(__bnep_rx_hlen))
 		goto badframe;
 
 	if ((type & BNEP_TYPE_MASK) == BNEP_CONTROL) {
+		u8 ctrl_type;
+
+		if (!skb->len)
+			goto badframe;
+
+		ctrl_type = *(u8 *)skb->data;
+
 		if (bnep_rx_control(s, skb->data, skb->len) < 0) {
 			dev->stats.tx_errors++;
 			kfree_skb(skb);
@@ -326,12 +335,16 @@ static int bnep_rx_frame(struct bnep_session *s, struct sk_buff *skb)
 		switch (ctrl_type) {
 		case BNEP_SETUP_CONN_REQ:
 			/* Pull: ctrl type (1 b), len (1 b), data (len bytes) */
+			if (skb->len < 2)
+				goto badframe;
 			if (!skb_pull(skb, 2 + *(u8 *)(skb->data + 1) * 2))
 				goto badframe;
 			break;
 		case BNEP_FILTER_MULTI_ADDR_SET:
 		case BNEP_FILTER_NET_TYPE_SET:
 			/* Pull: ctrl type (1 b), len (2 b), data (len bytes) */
+			if (skb->len < 3)
+				goto badframe;
 			if (!skb_pull(skb, 3 + *(u16 *)(skb->data + 1) * 2))
 				goto badframe;
 			break;