support ASAN odr-violation outputs (#380)

Author: bmc-msft

src/agent/onefuzz/data/asan-odr-violation.txt

@@ -0,0 +1,16 @@
+=================================================================
+==10896==ERROR: AddressSanitizer: odr-violation (0x7fffc6d5bd60):
+  [1] size=64 'vtable for a::b' ../../a/b.cc
+  [2] size=64 'vtable for a::b' ../../a/b.cc
+These globals were registered at these points:
+  [1]:
+    #0 0x555556716bcd in __asan_register_globals /b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/asan/asan_globals.cpp:360:3
+    #1 0x7fff9886d28b in asan.module_ctor (/onefuzz/blob-containers/oft-setup-b9607df0891452adabf9aab8954aa772/libviews.so+0xb0228b)
+
+  [2]:
+    #0 0x555556716bcd in __asan_register_globals /b/s/w/ir/cache/builder/src/third_party/llvm/compiler-rt/lib/asan/asan_globals.cpp:360:3
+    #1 0x7fffc6d58ccb in asan.module_ctor (/onefuzz/blob-containers/oft-setup-b9607df0891452adabf9aab8954aa772/libx11_window.so+0x46ccb)
+
+==10896==HINT: if you don't care about these errors you may set ASAN_OPTIONS=detect_odr_violation=0
+SUMMARY: AddressSanitizer: odr-violation: global 'vtable for a::b' at ../../a/b.cc
+==10896==ABORTING

src/agent/onefuzz/src/asan.rs

@@ -97,7 +97,7 @@ fn parse_asan_runtime_error(text: &str) -> Option<(String, String, String)> {
 }
 
 fn parse_summary(text: &str) -> Option<(String, String, String)> {
-    let pattern = r"SUMMARY: ((\w+): (data race|deadly signal|[^ \n]+).*)";
+    let pattern = r"SUMMARY: ((\w+): (data race|deadly signal|odr-violation|[^ \n]+).*)";
     let re = Regex::new(pattern).ok()?;
     let captures = re.captures(text)?;
     let summary = captures.get(1)?.as_str().trim();
@@ -315,6 +315,14 @@ mod tests {
                 Some(51),
                 Some("4-byte-write-stack-buffer-underflow".to_string()),
             ),
+            (
+                "data/asan-odr-violation.txt",
+                "AddressSanitizer",
+                "odr-violation",
+                2,
+                None,
+                None,
+            ),
         ];
 
         for (