diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index 086c5cc0347bd..f082b1044d0bc 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -43,7 +43,7 @@ env:
   CXX: ccache g++
 jobs:
   LINUX_X64:
-    if: github.repository == 'php/php-src' || github.event_name == 'pull_request'
+    if: false
     services:
       mysql:
         image: mysql:8.3
@@ -180,6 +180,8 @@ jobs:
           configurationParameters: >-
             --enable-debug
             --enable-zts
+            --enable-address-sanitizer
+            --enable-undefined-sanitizer
       - name: make
         run: make -j$(/usr/bin/nproc) >/dev/null
       - name: make install
@@ -191,8 +193,9 @@ jobs:
           runTestsParameters: >-
             -d zend_extension=opcache.so
             -d opcache.enable_cli=1
+            --asan
   MACOS_DEBUG_NTS:
-    if: github.repository == 'php/php-src' || github.event_name == 'pull_request'
+    if: false
     strategy:
       fail-fast: false
       matrix:
@@ -234,7 +237,7 @@ jobs:
       - name: Verify generated files are up to date
         uses: ./.github/actions/verify-generated-files
   WINDOWS:
-    if: github.repository == 'php/php-src' || github.event_name == 'pull_request'
+    if: false
     name: WINDOWS_X64_ZTS
     runs-on: windows-2022
     env:
@@ -261,7 +264,7 @@ jobs:
         run: .github/scripts/windows/test.bat
   BENCHMARKING:
     name: BENCHMARKING
-    if: github.repository == 'php/php-src' || github.event_name == 'pull_request'
+    if: false
     runs-on: ubuntu-22.04
     steps:
       - name: git checkout
diff --git a/ext/gd/libgd/gd_filter.c b/ext/gd/libgd/gd_filter.c
index db364c923ec60..0744c66b8f863 100644
--- a/ext/gd/libgd/gd_filter.c
+++ b/ext/gd/libgd/gd_filter.c
@@ -21,9 +21,9 @@
 #define GET_PIXEL_FUNCTION(src)(src->trueColor?gdImageGetTrueColorPixel:gdImageGetPixel)
 
 #ifdef _WIN32
-# define GD_SCATTER_SEED() (unsigned int)(time(0) * GetCurrentProcessId())
+# define GD_SCATTER_SEED() ((unsigned int)time(0) * (unsigned int)GetCurrentProcessId())
 #else
-# define GD_SCATTER_SEED() (unsigned int)(time(0) * getpid())
+# define GD_SCATTER_SEED() ((unsigned int)time(0) * (unsigned int)getpid())
 #endif
 
 int gdImageScatter(gdImagePtr im, int sub, int plus)
diff --git a/ext/mysqlnd/mysqlnd_portability.h b/ext/mysqlnd/mysqlnd_portability.h
index 11ebf4d1bf8ae..7bbd33d27d3b0 100644
--- a/ext/mysqlnd/mysqlnd_portability.h
+++ b/ext/mysqlnd/mysqlnd_portability.h
@@ -108,7 +108,7 @@ This file is public domain and comes with NO WARRANTY of any kind */
 */
 
 /* Optimized store functions for Intel x86, non-valid for WIN64. __i386__ is GCC */
-#if defined(__i386__) && !defined(_WIN64)
+#if 0
 #define sint2korr(A)    (*((int16_t *) (A)))
 #define sint3korr(A)    ((int32_t) ((((zend_uchar) (A)[2]) & 128) ? \
                    (((uint32_t) 255L << 24) | \