diff options
Diffstat (limited to 'executor/executor_bsd.cc')
| -rw-r--r-- | executor/executor_bsd.cc | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/executor/executor_bsd.cc b/executor/executor_bsd.cc index 2500a2a12..ee14d84a6 100644 --- a/executor/executor_bsd.cc +++ b/executor/executor_bsd.cc @@ -50,6 +50,9 @@ int main(int argc, char** argv) output_data = (uint32*)mmap(kOutputDataAddr, kMaxOutput, PROT_READ | PROT_WRITE, MAP_SHARED | MAP_FIXED, kOutFd, 0); if (output_data != kOutputDataAddr) fail("mmap of output file failed"); + if (mmap((void*)SYZ_DATA_OFFSET, SYZ_NUM_PAGES * SYZ_PAGE_SIZE, PROT_READ | PROT_WRITE, + MAP_ANON | MAP_PRIVATE | MAP_FIXED, -1, 0) != (void*)SYZ_DATA_OFFSET) + fail("mmap of data segment failed"); // Prevent random programs to mess with these fds. // Due to races in collider mode, a program can e.g. ftruncate one of these fds, // which will cause fuzzer to crash. |