DAOS-16251 misc: Debug memory access issues

A messy hack (WIP)... Signed-off-by: Li Wei <[email protected]> Required-githooks: true
daos-stack · Aug 6, 2024 · 8e2a4e4 · 8e2a4e4
1 parent 67ad1d0
commit 8e2a4e4
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Showing 2 changed files with 12 additions and 3 deletions.
diff --git a/site_scons/site_tools/compiler_setup.py b/site_scons/site_tools/compiler_setup.py
@@ -3,6 +3,9 @@
 from SCons.Script import Configure, Exit, GetOption
 
 DESIRED_FLAGS = ['-fstack-usage',
+                 '-fsanitize=address',
+                 '-Wl,-fsanitize=address',
+                 '-fno-omit-frame-pointer',
                  '-Wno-sign-compare',
                  '-Wno-unused-parameter',
                  '-Wno-missing-field-initializers',
@@ -12,8 +15,8 @@
                  '-Wno-tautological-constant-out-of-range-compare',
                  '-Wno-unused-command-line-argument',
                  '-Wmismatched-dealloc',
-                 '-Wfree-nonheap-object',
-                 '-Wframe-larger-than=4096']
+                 '-Wfree-nonheap-object']
+#                 '-Wframe-larger-than=4096']
 
 # Compiler flags to prevent optimizing out security checks
 DESIRED_FLAGS.extend(['-fno-strict-overflow', '-fno-delete-null-pointer-checks', '-fwrapv'])
@@ -53,6 +56,10 @@ def _base_setup(env):
     env.Append(CCFLAGS=['-g', '-Wextra', '-Wshadow', '-Wall', '-fpic'])
 
     env.AppendIfSupported(CCFLAGS=DESIRED_FLAGS)
+    env.AppendIfSupported(LDFLAGS=['-fsanitize=address'])
+    env.AppendIfSupported(LINKFLAGS=['-fsanitize=address'])
+    env.AppendIfSupported(CGO_CFLAGS=['-fsanitize=address'])
+    env.AppendIfSupported(CGO_LDFLAGS=['-fsanitize=address'])
 
     if '-Wmismatched-dealloc' in env['CCFLAGS']:
         env.AppendUnique(CPPDEFINES={'HAVE_DEALLOC': '1'})

diff --git a/src/control/SConscript b/src/control/SConscript
@@ -36,7 +36,7 @@ def get_build_flags(benv):
     if is_release_build(benv):
         return '-buildmode=pie'
     # enable race detector for non-release builds
-    return '-race'
+    return ''
 
 
 def gen_build_id():
@@ -127,6 +127,8 @@ def scons():
     # Sets CGO_LDFLAGS for rpath options
     denv.d_add_rpaths("..", True, True)
     denv.AppendENVPath("CGO_CFLAGS", denv.subst("$_CPPINCFLAGS"), sep=" ")
+    denv.AppendENVPath("CGO_CFLAGS", "-fsanitize=address", sep=" ")
+    denv.AppendENVPath("CGO_LDFLAGS", "-fsanitize=address", sep=" ")
     if prereqs.client_requested():
         install_go_bin(denv, "daos_agent")
         install_go_bin(denv, "dmg", install_man=True)