diff options
| -rw-r--r-- | instrumentation/afl-compiler-rt.o.c | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/instrumentation/afl-compiler-rt.o.c b/instrumentation/afl-compiler-rt.o.c index 71ef6c48..cca38cd0 100644 --- a/instrumentation/afl-compiler-rt.o.c +++ b/instrumentation/afl-compiler-rt.o.c @@ -315,7 +315,8 @@ static void __afl_map_shm(void) { early-stage __afl_area_initial region that is needed to allow some really hacky .init code to work correctly in projects such as OpenSSL. */ - if (__afl_debug) + if (__afl_debug) { + fprintf(stderr, "DEBUG: (1) id_str %s, __afl_area_ptr %p, __afl_area_initial %p, " "__afl_area_ptr_dummy 0x%p, __afl_map_addr 0x%llx, MAP_SIZE %u, " @@ -325,6 +326,8 @@ static void __afl_map_shm(void) { __afl_area_initial, __afl_area_ptr_dummy, __afl_map_addr, MAP_SIZE, __afl_final_loc, FS_OPT_MAX_MAPSIZE, FS_OPT_MAX_MAPSIZE); + } + if (id_str) { if (__afl_area_ptr && __afl_area_ptr != __afl_area_initial && @@ -463,7 +466,8 @@ static void __afl_map_shm(void) { __afl_area_ptr_backup = __afl_area_ptr; - if (__afl_debug) + if (__afl_debug) { + fprintf(stderr, "DEBUG: (2) id_str %s, __afl_area_ptr %p, __afl_area_initial %p, " "__afl_area_ptr_dummy 0x%p, __afl_map_addr 0x%llx, MAP_SIZE " @@ -473,6 +477,8 @@ static void __afl_map_shm(void) { __afl_area_initial, __afl_area_ptr_dummy, __afl_map_addr, MAP_SIZE, __afl_final_loc, FS_OPT_MAX_MAPSIZE, FS_OPT_MAX_MAPSIZE); + } + if (__afl_selective_coverage) { if (__afl_map_size > MAP_INITIAL_SIZE) { @@ -1111,11 +1117,14 @@ void __afl_manual_init(void) { __afl_sharedmem_fuzzing = 0; if (__afl_area_ptr == NULL) __afl_area_ptr = __afl_area_ptr_dummy; - if (__afl_debug) + if (__afl_debug) { + fprintf(stderr, "DEBUG: disabled instrumentation because of " "AFL_DISABLE_LLVM_INSTRUMENTATION\n"); + } + } if (!init_done) { @@ -1299,8 +1308,12 @@ void __sanitizer_cov_trace_pc_guard_init(uint32_t *start, uint32_t *stop) { if (__afl_already_initialized_forkserver && __afl_final_loc + 1 + stop - start > __afl_map_size) { - if (__afl_debug) - fprintf(stderr, "Warning: new instrumneted code after the forkserver!\n"); + if (__afl_debug) { + + fprintf(stderr, "Warning: new instrumented code after the forkserver!\n"); + + } + __afl_final_loc = 2; if (1 + stop - start > __afl_map_size) { |