diff --git a/.circleci/docker/common/install_katex.sh b/.circleci/docker/common/install_docs_reqs.sh
similarity index 94%
rename from .circleci/docker/common/install_katex.sh
rename to .circleci/docker/common/install_docs_reqs.sh
index 1024d517440417..1adc9e8009a021 100644
--- a/.circleci/docker/common/install_katex.sh
+++ b/.circleci/docker/common/install_docs_reqs.sh
@@ -17,6 +17,8 @@ if [ -n "$KATEX" ]; then
   apt-get install -y --no-install-recommends yarn
   yarn global add katex --prefix /usr/local
 
+  sudo apt-get -y install doxygen
+
   apt-get autoclean && apt-get clean
   rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
 
diff --git a/.circleci/docker/ubuntu-cuda/Dockerfile b/.circleci/docker/ubuntu-cuda/Dockerfile
index 241b91cff394d1..2ca2eb3030c6ae 100644
--- a/.circleci/docker/ubuntu-cuda/Dockerfile
+++ b/.circleci/docker/ubuntu-cuda/Dockerfile
@@ -20,8 +20,8 @@ RUN bash ./install_user.sh && rm install_user.sh
 
 # Install katex
 ARG KATEX
-ADD ./common/install_katex.sh install_katex.sh
-RUN bash ./install_katex.sh && rm install_katex.sh
+ADD ./common/install_docs_reqs.sh install_docs_reqs.sh
+RUN bash ./install_docs_reqs.sh && rm install_docs_reqs.sh
 
 # Install conda and other packages (e.g., numpy, pytest)
 ENV PATH /opt/conda/bin:$PATH
diff --git a/.circleci/docker/ubuntu/Dockerfile b/.circleci/docker/ubuntu/Dockerfile
index d5940c7a1d55e3..b4aebe90881227 100644
--- a/.circleci/docker/ubuntu/Dockerfile
+++ b/.circleci/docker/ubuntu/Dockerfile
@@ -30,8 +30,8 @@ RUN bash ./install_user.sh && rm install_user.sh
 
 # Install katex
 ARG KATEX
-ADD ./common/install_katex.sh install_katex.sh
-RUN bash ./install_katex.sh && rm install_katex.sh
+ADD ./common/install_docs_reqs.sh install_docs_reqs.sh
+RUN bash ./install_docs_reqs.sh && rm install_docs_reqs.sh
 
 # Install conda and other packages (e.g., numpy, pytest)
 ENV PATH /opt/conda/bin:$PATH
diff --git a/.circleci/scripts/cpp_doc_push_script.sh b/.circleci/scripts/cpp_doc_push_script.sh
index 1ade86b3126447..4c22677e94bd32 100755
--- a/.circleci/scripts/cpp_doc_push_script.sh
+++ b/.circleci/scripts/cpp_doc_push_script.sh
@@ -51,8 +51,6 @@ git clone https://github.com/pytorch/cppdocs
 
 set -ex
 
-sudo apt-get -y install doxygen
-
 # Generate ATen files
 pushd "${pt_checkout}"
 pip install -r requirements.txt
diff --git a/.github/scripts/tryrebase.py b/.github/scripts/tryrebase.py
index ea390b3b792b9b..2aa17c57ac8fc3 100755
--- a/.github/scripts/tryrebase.py
+++ b/.github/scripts/tryrebase.py
@@ -13,13 +13,17 @@ def parse_args() -> Any:
     from argparse import ArgumentParser
     parser = ArgumentParser("Rebase PR into branch")
     parser.add_argument("--dry-run", action="store_true")
+    parser.add_argument("--stable", action ="store_true")
     parser.add_argument("pr_num", type=int)
     return parser.parse_args()
 
 
-def rebase_onto(pr: GitHubPR, repo: GitRepo, dry_run: bool = False) -> None:
+def rebase_onto(pr: GitHubPR, repo: GitRepo, dry_run: bool = False, stable: bool = False) -> None:
     branch = f"pull/{pr.pr_num}/head"
-    onto_branch = pr.default_branch()
+    if stable:
+        onto_branch = "viable/strict"
+    else:
+        onto_branch = pr.default_branch()
     remote_url = f"https://github.com/{pr.info['headRepository']['nameWithOwner']}.git"
     refspec = f"{branch}:{pr.head_ref()}"
 
@@ -39,11 +43,14 @@ def rebase_onto(pr: GitHubPR, repo: GitRepo, dry_run: bool = False) -> None:
                         "git pull --rebase`)", dry_run=dry_run)
 
 
-def rebase_ghstack_onto(pr: GitHubPR, repo: GitRepo, dry_run: bool = False) -> None:
+def rebase_ghstack_onto(pr: GitHubPR, repo: GitRepo, dry_run: bool = False, stable: bool = False) -> None:
     if subprocess.run([sys.executable, "-m", "ghstack", "--help"], capture_output=True).returncode != 0:
         subprocess.run([sys.executable, "-m", "pip", "install", "ghstack"])
     orig_ref = f"{re.sub(r'/head$', '/orig', pr.head_ref())}"
-    onto_branch = pr.default_branch()
+    if stable:
+        onto_branch = "viable/strict"
+    else:
+        onto_branch = pr.default_branch()
 
     repo.fetch(orig_ref, orig_ref)
     repo._run_git("rebase", onto_branch, orig_ref)
@@ -102,9 +109,9 @@ def main() -> None:
 
     try:
         if pr.is_ghstack_pr():
-            rebase_ghstack_onto(pr, repo, dry_run=args.dry_run)
+            rebase_ghstack_onto(pr, repo, dry_run=args.dry_run, stable=args.stable)
             return
-        rebase_onto(pr, repo, dry_run=args.dry_run)
+        rebase_onto(pr, repo, dry_run=args.dry_run, stable=args.stable)
     except Exception as e:
         msg = f"Rebase failed due to {e}"
         run_url = os.getenv("GH_RUN_URL")
diff --git a/.github/workflows/tryrebase.yml b/.github/workflows/tryrebase.yml
index d45018c1ad6ddc..93f75bc3579133 100644
--- a/.github/workflows/tryrebase.yml
+++ b/.github/workflows/tryrebase.yml
@@ -30,5 +30,11 @@ jobs:
           GITHUB_TOKEN: ${{ secrets.MERGEBOT_TOKEN }}
           PR_NUM: ${{ github.event.client_payload.pr_num }}
           GH_RUN_URL: ${{ github.server_url }}/${{ github.repository }}/actions/runs/${{ github.run_id }}
+          STABLE: ${{ github.event.client_payload.stable}}
         run: |
-          python3 .github/scripts/tryrebase.py "${PR_NUM}"
+          set -ex
+          if [ -n "${STABLE}" ]; then
+            python3 .github/scripts/tryrebase.py --stable "${PR_NUM}" 
+          else
+            python3 .github/scripts/tryrebase.py "${PR_NUM}" 
+          fi
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 45be7d2e6dc6b3..d96c623948361b 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1314,4 +1314,4 @@ your PRs, but it will still be present for the select CircleCI jobs listed
 above.
 
 ## Dev Infra Office Hours
-[Dev Infra Office Hours](https://github.com/pytorch/pytorch/wiki/Dev-Infra-Office-Hours) are hosted every Friday to answer any questions regarding developer experience, Green HUD, and CI.
+[Dev Infra Office Hours](https://github.com/pytorch/pytorch/wiki/Dev-Infra-Office-Hours) are hosted every Friday to answer any further questions regarding developer experience, green HUD, and CI.