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authorRobert Swiecki <robert@swiecki.net>2017-12-15 16:09:24 +0100
committerRobert Swiecki <robert@swiecki.net>2017-12-15 16:09:24 +0100
commit72092d32b112523090dcdde085f80889df297974 (patch)
tree3bc23aeb98a829a964a4a5dd38ae0a7b519231b4
parentced3ebaa5a4a96185dc92a40c98f6dbb8728743b (diff)
downloadhonggfuzz-72092d32b112523090dcdde085f80889df297974.tar.gz
libhfuzz: better info about mismatched version of the feedback structure
-rw-r--r--libhfuzz/instrument.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/libhfuzz/instrument.c b/libhfuzz/instrument.c
index 682990cd..e3184834 100644
--- a/libhfuzz/instrument.c
+++ b/libhfuzz/instrument.c
@@ -55,7 +55,8 @@ __attribute__((constructor)) static void mapBB(void) {
}
if (st.st_size != sizeof(feedback_t)) {
LOG_F(
- "size of the feedback structure mismatch: st.size != sizeof(feedback_t) (%zu != %zu)\n",
+ "size of the feedback structure mismatch: st.size != sizeof(feedback_t) (%zu != %zu). "
+ "Recompile your fuzzed binaries with your newest honggfuzz sources (libhfuzz.a)\n",
(size_t)st.st_size, sizeof(feedback_t));
}
if ((feedback = mmap(NULL, sizeof(feedback_t), PROT_READ | PROT_WRITE, MAP_SHARED,