Allow getrusage under ASAN.

sandbox/linux/seccomp-bpf-helpers/baseline_policy.cc

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "sandbox/linux/seccomp-bpf-helpers/baseline_policy.h"
 
 #include <errno.h>
 #include <sys/mman.h>
 #include <sys/socket.h>
 #include <sys/syscall.h>
@@ skipping 91 matching lines @@
     defined(MEMORY_SANITIZER)
   // TCGETS is required by the sanitizers on failure.
   if (sysno == __NR_ioctl) {
     return RestrictIoctl();
   }
 
   if (sysno == __NR_sched_getaffinity) {
     return Allow();
   }
 
+  // Used when RSS limiting is enabled in sanitizers.
+  if (sysno == __NR_getrusage) {
+    return RestrictGetrusage();
+  }
+
   if (sysno == __NR_sigaltstack) {
     // Required for better stack overflow detection in ASan. Disallowed in
     // non-ASan builds.
     return Allow();
   }
 #endif  // defined(ADDRESS_SANITIZER) || defined(THREAD_SANITIZER) ||
         // defined(MEMORY_SANITIZER)
 
   if (IsBaselinePolicyAllowed(sysno)) {
     return Allow();
@@ skipping 134 matching lines @@
     DCHECK_EQ(sys_getpid(), policy_pid_);
   }
   return EvaluateSyscallImpl(fs_denied_errno_, policy_pid_, sysno);
 }
 
 ResultExpr BaselinePolicy::InvalidSyscall() const {
   return CrashSIGSYS();
 }
 
 }  // namespace sandbox.