diff options
| -rw-r--r-- | lib/tsan/rtl/tsan_rtl.cc | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/tsan/rtl/tsan_rtl.cc b/lib/tsan/rtl/tsan_rtl.cc index 962c07a5b..3860073f7 100644 --- a/lib/tsan/rtl/tsan_rtl.cc +++ b/lib/tsan/rtl/tsan_rtl.cc @@ -433,9 +433,11 @@ static void MemoryRangeSet(ThreadState *thr, uptr pc, uptr addr, uptr size, addr += offset; size -= offset; } - CHECK_EQ(addr % 8, 0); - CHECK(IsAppMem(addr)); - CHECK(IsAppMem(addr + size - 1)); + DCHECK_EQ(addr % 8, 0); + // If a user passes some insane arguments (memset(0)), + // let it just crash as usual. + if (!IsAppMem(addr) || !IsAppMem(addr + size - 1)) + return; (void)thr; (void)pc; // Some programs mmap like hundreds of GBs but actually used a small part. |