Merge "Expand seccomp whitelist" am: 0f0caf95c9 am: c84d14088e am: 18853fdc22

am: 61bd8e4fb5

Change-Id: I56d2ee2df31f0edc1dbe10cfe8d4e524aacc92d2

init/seccomp.cpp

@@ -234,6 +234,11 @@ bool set_seccomp_filter() {
     // b/34817266
     AllowSyscall(f, 252); // __NR_epoll_wait
 
+    // Needed by sanitizers (b/34606909)
+    // 5 (__NR_open) and 195 (__NR_stat64) are also required, but they are
+    // already allowed.
+    AllowSyscall(f, 85);  // __NR_readlink
+
     // arm32-on-arm64 only filter - autogenerated from bionic syscall usage
     for (size_t i = 0; i < arm_filter_size; ++i)
         f.push_back(arm_filter[i]);