SERVER-111898 Move Required AUBSAN Variant to Amazon Linux 2023 arm64 (#42150)

GitOrigin-RevId: fa46ab2a25d554215f72fc02136a3f401a1e633d

bazel/mongo_src_rules.bzl

@@ -161,6 +161,7 @@ TSAN_DATA = select({
 ANY_SAN_DATA = select({
     "//bazel/config:any_sanitizer_clang": [
         "//:llvm_symbolizer",
+        "//:llvm_symbolizer_libs",
     ],
     "//conditions:default": [],
 })

bazel/toolchains/cc/mongo_linux/mongo_toolchain.BUILD.tmpl

@@ -189,7 +189,7 @@ mongo_linux_cc_toolchain_config(
         # files. Switch these to the {version}/bin/* paths once EngFlow fixes the issue where symlinks are fully resolved
         # when copied to the remote execution system.
         "gcc": "{version}/bin/clang",
-        "g++": "{version}/bin/clang++",
+        "g++": "stow/llvm-{version}/bin/clang++",
         "cpp": "{version}/bin/cpp",
         "ar": "{version}/bin/ar",
         "nm": "{version}/bin/nm",
@@ -264,10 +264,20 @@ filegroup(
 filegroup(
     name = "llvm_symbolizer",
     srcs = [
-        "{version}/bin/llvm-symbolizer",
+        "stow/llvm-{version}/bin/llvm-symbolizer",
     ],
 )
 
+# Since the symbolizer may pull in pretty much anything as a dynamic library, include everything in the toolchain.
+# Some extensions (ex. libLLVM.so.19.1) don't end in .so, so we just have to grab everything.
+filegroup(
+    name = "llvm_symbolizer_libs",
+    srcs = glob([
+        "stow/**/*",
+        "{version}/**/*",
+    ]),
+)
+
 filegroup(
     name = "clang_format",
     srcs = [

bazel/toolchains/cc/mongo_linux/mongo_toolchain.bzl

@@ -104,6 +104,7 @@ def setup_mongo_toolchain_aliases():
     # Map from target's name inside the toolchain to the name we want to alias it to.
     toolchain_targets = {
         "llvm_symbolizer": "llvm_symbolizer",
+        "llvm_symbolizer_libs": "llvm_symbolizer_libs",
         "clang_format": "clang_format",
         "clang_tidy": "clang_tidy",
         "mongo_toolchain": "mongo_toolchain",

docs/branching/README.md

@@ -120,7 +120,7 @@ For the build variant names:
   - `enterprise-windows-all-feature-flags-non-essential`
 - in [`etc/evergreen_yml_components/variants/sanitizer/test_dev.yml`](../../etc/evergreen_yml_components/variants/sanitizer/test_dev.yml):
 
-  - `rhel8-debug-aubsan-lite-all-feature-flags-required`
+  - `linux-debug-aubsan-lite-all-feature-flags-required`
 
 - It should:
   - Remove `all-feature-flags` from their names and display names

etc/evergreen_yml_components/variants/sanitizer/test_dev.yml

@@ -167,6 +167,18 @@ variables:
     multiversion_platform: rhel8
     multiversion_edition: enterprise
 
+  - &aubsan-lite-required-expansions-m8g
+    compile_variant: *linux_debug_aubsan_compile_variant_name
+    lang_environment: LANG=C
+    san_options: *aubsan_options
+    resmoke_jobs_factor: 0.3 # Avoid starting too many mongod's under {A,UB}SAN build.
+    hang_analyzer_dump_core: false
+    max_sub_suites: 3
+    large_distro_name: amazon2023-arm64-latest-m8g-8xlarge
+    xlarge_distro_name: amazon2023-arm64-latest-m8g-16xlarge
+    multiversion_platform: amazon2023
+    multiversion_edition: enterprise
+
   # THIS HAS COPIES IN
   # - etc/evergreen_yml_components/variants/sanitizer/test_dev.yml
   # - etc/evergreen_yml_components/variants/sanitizer/test_dev_master_branch_only.yml
@@ -249,9 +261,9 @@ buildvariants:
         distros:
           - amazon2023-arm64-latest-m8g-8xlarge
 
-  - <<: *generic_linux_compile_params
+  - <<: *generic_linux_compile_params_m8g
     name: &linux-debug-aubsan-compile-required linux-debug-aubsan-compile-required
-    display_name: "! Linux x86 Shared Library {A,UB}SAN Enterprise Compile"
+    display_name: "! Amazon Linux 2023 arm64 {A,UB}SAN Enterprise Compile"
     tags: ["required", "forbid_tasks_tagged_with_experimental"]
     expansions:
       <<: *generic_linux_compile_expansions
@@ -271,22 +283,22 @@ buildvariants:
         --mongodSetParameters="{internalQueryEnableAggressiveSpillsInGroup: true}"
     tasks:
       - name: compile_test_parallel_core_stream_TG
-      - name: run_unit_tests_8_way_split_TG
+      - name: run_unit_tests_TG
       - name: compile_test_parallel_dbtest_stream_TG
       - name: compile_integration_and_test_parallel_stream_TG
       - name: compile_jstestshell_TG
       - name: .development_critical .requires_compile_variant !.requires_large_host !.incompatible_development_variant !.incompatible_aubsan
       - name: .development_critical .requires_compile_variant .requires_large_host !.incompatible_development_variant !.incompatible_aubsan
         distros:
-          - rhel8.8-xlarge
+          - amazon2023-arm64-latest-m8g-8xlarge
       - name: .release_critical .requires_compile_variant !.requires_large_host !.incompatible_development_variant !.incompatible_aubsan
       - name: .release_critical .requires_compile_variant .requires_large_host !.incompatible_development_variant !.incompatible_aubsan
         distros:
-          - rhel8.8-xlarge
+          - amazon2023-arm64-latest-m8g-8xlarge
       - name: .default .requires_compile_variant !.requires_large_host !.incompatible_development_variant !.incompatible_aubsan
       - name: .default .requires_compile_variant .requires_large_host !.incompatible_development_variant !.incompatible_aubsan
         distros:
-          - rhel8.8-xlarge
+          - amazon2023-arm64-latest-m8g-8xlarge
 
   - <<: *linux_arm64_debug_compile_variant_dependency
     name: linux-64-debug-required
@@ -317,14 +329,14 @@ buildvariants:
           - amazon2023-arm64-latest-medium-m8g
 
   - <<: *linux_debug_aubsan_compile_variant_dependency
-    name: rhel8-debug-aubsan-lite-all-feature-flags-required
-    display_name: "! Shared Library {A,UB}SAN Enterprise RHEL 8 DEBUG (all feature flags)"
+    name: linux-debug-aubsan-lite-all-feature-flags-required
+    display_name: "! Amazon Linux 2023 arm64 {A,UB}SAN Enterprise DEBUG (all feature flags)"
     tags: ["required"]
     cron: "0 1,5,9,13,17,21 * * *" # From the ${project_required_suggested_cron} parameter
     run_on:
-      - rhel8.8-large
+      - amazon2023-arm64-latest-m8g-4xlarge
     expansions:
-      <<: *aubsan-lite-required-expansions
+      <<: *aubsan-lite-required-expansions-m8g
       # To force disable feature flags even on the all feature flags variant, please use this file:
       # buildscripts/resmokeconfig/fully_disabled_feature_flags.yml
       # The '{maxRoundsWithoutProgressParameter: 20}' is needed here to work around failures in