diff --git a/.github/workflows/build_and_test.yml b/.github/workflows/build_and_test.yml
index 15119754b1..384826b880 100644
--- a/.github/workflows/build_and_test.yml
+++ b/.github/workflows/build_and_test.yml
@@ -92,7 +92,7 @@ jobs:
     - name: Remove existing clang and LLVM
       run: sudo apt purge llvm* clang* lld* lldb* opt*
     - name: Install and cache deps
-      run: sudo apt install ninja-build shellcheck libgtk-3-dev gcc-arm-linux-gnueabi g++-arm-linux-gnueabi libslirp-dev libz3-dev
+      run: sudo apt update && sudo apt install ninja-build shellcheck libgtk-3-dev gcc-arm-linux-gnueabi g++-arm-linux-gnueabi libslirp-dev libz3-dev
     - name: Add nightly rustfmt and clippy
       run: rustup toolchain install nightly --component rustfmt --component clippy --component miri --allow-downgrade
     - name: Install ucd-generate
@@ -143,7 +143,7 @@ jobs:
         toolchain: stable
 
     - name: Install and cache deps
-      run: sudo apt install ninja-build shellcheck libgtk-3-dev gcc-arm-linux-gnueabi g++-arm-linux-gnueabi libslirp-dev libz3-dev
+      run: sudo apt update && sudo apt install ninja-build shellcheck libgtk-3-dev gcc-arm-linux-gnueabi g++-arm-linux-gnueabi libslirp-dev libz3-dev
     - name: Add nightly rustfmt and clippy
       run: rustup toolchain install nightly --component clippy --allow-downgrade && rustup default nightly
     - uses: actions/checkout@v3
@@ -178,7 +178,7 @@ jobs:
     - name: Remove existing clang and LLVM
       run: sudo apt purge llvm* clang*
     - name: Install and cache deps
-      run: sudo apt install ninja-build clang-format shellcheck libgtk-3-dev gcc-arm-linux-gnueabi g++-arm-linux-gnueabi libslirp-dev libz3-dev
+      run: sudo apt update && sudo apt install ninja-build clang-format shellcheck libgtk-3-dev gcc-arm-linux-gnueabi g++-arm-linux-gnueabi libslirp-dev libz3-dev
     - name: Install cargo-hack
       run: curl -LsSf https://github.com/taiki-e/cargo-hack/releases/latest/download/cargo-hack-x86_64-unknown-linux-gnu.tar.gz | tar xzf - -C ~/.cargo/bin
     - name: Install ucd-generate
@@ -282,7 +282,7 @@ jobs:
         directory: ${{ runner.temp }}/llvm
         version: 17
     - name: Install deps
-      run: sudo apt install nasm ninja-build gcc-arm-linux-gnueabi g++-arm-linux-gnueabi gcc-aarch64-linux-gnu g++-aarch64-linux-gnu gcc-mipsel-linux-gnu g++-mipsel-linux-gnu gcc-powerpc-linux-gnu g++-powerpc-linux-gnu libc6-dev-i386-cross libc6-dev libc6-dev-i386 lib32gcc-11-dev lib32stdc++-11-dev libgtk-3-dev pax-utils libz3-dev
+      run: sudo apt update && sudo apt install nasm ninja-build gcc-arm-linux-gnueabi g++-arm-linux-gnueabi gcc-aarch64-linux-gnu g++-aarch64-linux-gnu gcc-mipsel-linux-gnu g++-mipsel-linux-gnu gcc-powerpc-linux-gnu g++-powerpc-linux-gnu libc6-dev-i386-cross libc6-dev libc6-dev-i386 lib32gcc-11-dev lib32stdc++-11-dev libgtk-3-dev pax-utils libz3-dev
     - name: pip install
       run: python3 -m pip install msgpack jinja2 find_libpython
     # Note that nproc needs to have coreutils installed on macOS, so the order of CI commands matters.
@@ -356,7 +356,7 @@ jobs:
         directory: ${{ runner.temp }}/llvm
         version: 17
     - name: Install deps
-      run: sudo apt install nasm ninja-build gcc-arm-linux-gnueabi g++-arm-linux-gnueabi gcc-aarch64-linux-gnu g++-aarch64-linux-gnu gcc-mipsel-linux-gnu g++-mipsel-linux-gnu gcc-powerpc-linux-gnu g++-powerpc-linux-gnu libc6-dev-i386-cross libc6-dev libc6-dev-i386 lib32gcc-11-dev lib32stdc++-11-dev libgtk-3-dev pax-utils libz3-dev
+      run: sudo apt update && sudo apt install nasm ninja-build gcc-arm-linux-gnueabi g++-arm-linux-gnueabi gcc-aarch64-linux-gnu g++-aarch64-linux-gnu gcc-mipsel-linux-gnu g++-mipsel-linux-gnu gcc-powerpc-linux-gnu g++-powerpc-linux-gnu libc6-dev-i386-cross libc6-dev libc6-dev-i386 lib32gcc-11-dev lib32stdc++-11-dev libgtk-3-dev pax-utils libz3-dev
     - name: pip install
       run: python3 -m pip install msgpack jinja2 find_libpython
     # Note that nproc needs to have coreutils installed on macOS, so the order of CI commands matters.
@@ -387,6 +387,153 @@ jobs:
       if: runner.os == 'Linux'
       run: RUN_ON_CI=1 RUN_QEMU_FUZZER=1 LLVM_CONFIG=llvm-config ./scripts/test_all_fuzzers.sh
 
+  baby_fuzzers:
+    strategy:
+      matrix:
+          os: [ubuntu-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: stable
+    - name: Free Disk Space (Ubuntu)
+      if: runner.os == 'Linux'
+      uses: jlumbroso/free-disk-space@main
+      with:
+        # this might remove tools that are actually needed,
+        # if set to "true" but frees about 6 GB
+        tool-cache: false
+        
+        # all of these default to true, but feel free to set to
+        # "false" if necessary for your workflow
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: false
+        docker-images: true
+        swap-storage: true
+    - name: Add nightly rustfmt and clippy
+      run: rustup toolchain install nightly --component rustfmt --component clippy --allow-downgrade
+    - name: Add no_std toolchain
+      run: rustup toolchain install nightly-x86_64-unknown-linux-gnu ; rustup component add rust-src --toolchain nightly-x86_64-unknown-linux-gnu
+    - name: Add wasm target
+      run: rustup target add wasm32-unknown-unknown
+    - name: Install ucd-generate
+      run: cargo install -f ucd-generate
+    - name: Remove obsolete llvm (Linux)
+      if: runner.os == 'Linux'
+      run: sudo apt purge llvm* clang*
+    - name: Install LLVM and Clang
+      uses: KyleMayes/install-llvm-action@v1
+      with:
+        directory: ${{ runner.temp }}/llvm
+        version: 17
+    - name: Install deps
+      run: sudo apt update && sudo apt install nasm ninja-build gcc-arm-linux-gnueabi g++-arm-linux-gnueabi gcc-aarch64-linux-gnu g++-aarch64-linux-gnu gcc-mipsel-linux-gnu g++-mipsel-linux-gnu gcc-powerpc-linux-gnu g++-powerpc-linux-gnu libc6-dev-i386-cross libc6-dev libc6-dev-i386 lib32gcc-11-dev lib32stdc++-11-dev libgtk-3-dev pax-utils libz3-dev
+    - name: pip install
+      run: python3 -m pip install msgpack jinja2 find_libpython
+    # Note that nproc needs to have coreutils installed on macOS, so the order of CI commands matters.
+    - name: enable mult-thread for `make`
+      run: export MAKEFLAGS="-j$(expr $(nproc) \+ 1)"
+    - name: install cargo-make
+      uses: baptiste0928/cargo-install@v1.3.0
+      with:
+        crate: cargo-make
+    - name: install wasm-pack
+      uses: baptiste0928/cargo-install@v1.3.0
+      with:
+        crate: wasm-pack
+    - name: install chrome
+      uses: browser-actions/setup-chrome@v1
+      with:
+        chrome-version: stable
+    - uses: actions/checkout@v3
+      with:
+        submodules: true # recursively checkout submodules
+        fetch-depth: 0 # to diff with origin/main
+    - uses: Swatinem/rust-cache@v2
+    - name: Symlink Headers
+      if: runner.os == 'Linux'
+      # We can't install gcc-multilib which would usually do this for us due to collisions with other packages
+      run: sudo ln -s /usr/include/asm-generic /usr/include/asm
+    - name: Build and run example fuzzers (Linux)
+      if: runner.os == 'Linux'
+      run: RUN_ON_CI=1 RUN_BABY_FUZZER=1 LLVM_CONFIG=llvm-config ./scripts/test_all_fuzzers.sh
+
+  libpng_fuzzers:
+    strategy:
+      matrix:
+          os: [ubuntu-latest]
+    runs-on: ${{ matrix.os }}
+    steps:
+    - uses: actions-rs/toolchain@v1
+      with:
+        profile: minimal
+        toolchain: stable
+    - name: Free Disk Space (Ubuntu)
+      if: runner.os == 'Linux'
+      uses: jlumbroso/free-disk-space@main
+      with:
+        # this might remove tools that are actually needed,
+        # if set to "true" but frees about 6 GB
+        tool-cache: false
+        
+        # all of these default to true, but feel free to set to
+        # "false" if necessary for your workflow
+        android: true
+        dotnet: true
+        haskell: true
+        large-packages: false
+        docker-images: true
+        swap-storage: true
+    - name: Add nightly rustfmt and clippy
+      run: rustup toolchain install nightly --component rustfmt --component clippy --allow-downgrade
+    - name: Add no_std toolchain
+      run: rustup toolchain install nightly-x86_64-unknown-linux-gnu ; rustup component add rust-src --toolchain nightly-x86_64-unknown-linux-gnu
+    - name: Add wasm target
+      run: rustup target add wasm32-unknown-unknown
+    - name: Install ucd-generate
+      run: cargo install -f ucd-generate
+    - name: Remove obsolete llvm (Linux)
+      if: runner.os == 'Linux'
+      run: sudo apt purge llvm* clang*
+    - name: Install LLVM and Clang
+      uses: KyleMayes/install-llvm-action@v1
+      with:
+        directory: ${{ runner.temp }}/llvm
+        version: 17
+    - name: Install deps
+      run: sudo apt update && sudo apt install nasm ninja-build gcc-arm-linux-gnueabi g++-arm-linux-gnueabi gcc-aarch64-linux-gnu g++-aarch64-linux-gnu gcc-mipsel-linux-gnu g++-mipsel-linux-gnu gcc-powerpc-linux-gnu g++-powerpc-linux-gnu libc6-dev-i386-cross libc6-dev libc6-dev-i386 lib32gcc-11-dev lib32stdc++-11-dev libgtk-3-dev pax-utils libz3-dev
+    - name: pip install
+      run: python3 -m pip install msgpack jinja2 find_libpython
+    # Note that nproc needs to have coreutils installed on macOS, so the order of CI commands matters.
+    - name: enable mult-thread for `make`
+      run: export MAKEFLAGS="-j$(expr $(nproc) \+ 1)"
+    - name: install cargo-make
+      uses: baptiste0928/cargo-install@v1.3.0
+      with:
+        crate: cargo-make
+    - name: install wasm-pack
+      uses: baptiste0928/cargo-install@v1.3.0
+      with:
+        crate: wasm-pack
+    - name: install chrome
+      uses: browser-actions/setup-chrome@v1
+      with:
+        chrome-version: stable
+    - uses: actions/checkout@v3
+      with:
+        submodules: true # recursively checkout submodules
+        fetch-depth: 0 # to diff with origin/main
+    - uses: Swatinem/rust-cache@v2
+    - name: Symlink Headers
+      if: runner.os == 'Linux'
+      # We can't install gcc-multilib which would usually do this for us due to collisions with other packages
+      run: sudo ln -s /usr/include/asm-generic /usr/include/asm
+    - name: Build and run example fuzzers (Linux)
+      if: runner.os == 'Linux'
+      run: RUN_ON_CI=1 RUN_LIBPNG_FUZZER=1 LLVM_CONFIG=llvm-config ./scripts/test_all_fuzzers.sh
 
   nostd-build:
     runs-on: ubuntu-latest
diff --git a/fuzzers/libfuzzer_libpng_ctx/Makefile.toml b/fuzzers/libfuzzer_libpng_ctx/Makefile.toml
index fb2da9e0fa..8d66dbc8e3 100644
--- a/fuzzers/libfuzzer_libpng_ctx/Makefile.toml
+++ b/fuzzers/libfuzzer_libpng_ctx/Makefile.toml
@@ -101,6 +101,8 @@ rm -rf libafl_unix_shmem_server || true
 timeout 31s ./${FUZZER_NAME} --cores 0 --input ./corpus >fuzz_stdout.log 2>/dev/null || true
 if grep -qa "corpus: 30" fuzz_stdout.log; then
     echo "Fuzzer is working"
+elif grep -qa "objectives: 1" fuzz_stdout.log; then
+    echo "Fuzzer finds timeout or crash"
 else
     echo "Fuzzer does not generate any testcases or any crashes"
     exit 1
diff --git a/libafl_bolts/src/os/windows_exceptions.rs b/libafl_bolts/src/os/windows_exceptions.rs
index e914a14dbd..ee89f19a02 100644
--- a/libafl_bolts/src/os/windows_exceptions.rs
+++ b/libafl_bolts/src/os/windows_exceptions.rs
@@ -362,7 +362,10 @@ pub unsafe extern "system" fn handle_exception(
         .as_mut()
         .unwrap()
         .ExceptionCode;
-    let exception_code = ExceptionCode::try_from(code.0).unwrap();
+    let exception_code = match ExceptionCode::try_from(code.0) {
+        Ok(x) => x,
+        Err(_) => ExceptionCode::Other,
+    };
     log::info!("Received exception; code: {}", exception_code);
     internal_handle_exception(exception_code, exception_pointers)
 }
diff --git a/scripts/test_all_fuzzers.sh b/scripts/test_all_fuzzers.sh
index 414b3ee830..3b2668b131 100755
--- a/scripts/test_all_fuzzers.sh
+++ b/scripts/test_all_fuzzers.sh
@@ -15,12 +15,18 @@ else
     export PROFILE_DIR=debug
 fi
 
-if [[ -z "${RUN_QEMU_FUZZER}" ]]; then
-    fuzzers=$(echo "$fuzzers" | tr ' ' '\n' | grep -v "qemu")
-    backtrace_fuzzers=$(echo "$backtrace_fuzzers" | tr ' ' '\n' | grep -v "qemu")
-else
+if [[ -n "${RUN_QEMU_FUZZER}" ]]; then
     fuzzers=$(echo "$fuzzers" | tr ' ' '\n' | grep "qemu")
     backtrace_fuzzers=$(echo "$backtrace_fuzzers" | tr ' ' '\n' | grep "qemu")
+elif [[ -n "${RUN_BABY_FUZZER}" ]]; then
+    fuzzers=$(echo "$fuzzers" | tr ' ' '\n' | grep "baby")
+    backtrace_fuzzers=$(echo "$backtrace_fuzzers" | tr ' ' '\n' | grep "baby")
+elif [[ -n "${RUN_LIBPNG_FUZZER}" ]]; then
+    fuzzers=$(echo "$fuzzers" | tr ' ' '\n' | grep "libpng")
+    backtrace_fuzzers=$(echo "$backtrace_fuzzers" | tr ' ' '\n' | grep "libpng")
+else
+    fuzzers=$(echo "$fuzzers" | tr ' ' '\n' | grep -v "qemu" | grep -v "baby" | grep -v "libpng")
+    backtrace_fuzzers=$(echo "$backtrace_fuzzers" | tr ' ' '\n' | grep -v "qemu" | grep -v "baby" | grep -v "libpng")
 fi
 
 libafl=$(pwd)