Replace __AFL_CHECK_LEAK with __AFL_LEAK_CHECK to be more proper.
Fix spelling mistakes.
Correctly call LSAN_ERROR not MSAN_ERROR.
MODIFY
docs/env_variables.md
docs/env_variables.md
@@ -55,7 +55,7 @@ make fairly broad use of environmental variables instead:
overridden.
- Setting `AFL_USE_ASAN` automatically enables ASAN, provided that your
- compiler supports itt. Note that fuzzing with ASAN is mildly challenging
+ compiler supports it. Note that fuzzing with ASAN is mildly challenging
- see [notes_for_asan.md](notes_for_asan.md).
(You can also enable MSAN via `AFL_USE_MSAN`; ASAN and MSAN come with the
@@ -66,8 +66,8 @@ make fairly broad use of environmental variables instead:
- Setting `AFL_USE_LSAN` automatically enables Leak-Sanitizer, provided
that your compiler supports it. To perform a leak check within your
- program at a certain point (such as at the end of an __AFL_LOOP,
- you can run the macro __AFL_CHECK_LEAK(); which will cause
+ program at a certain point (such as at the end of an __AFL_LOOP),
+ you can run the macro __AFL_LEAK_CHECK(); which will cause
an abort if any memory is leaked (you can combine this with the
LSAN_OPTIONS=suppressions option to supress some known leaks).
@@ -637,7 +637,7 @@ optimal values if not already present in the environment:
```
- Similarly, the default `LSAN_OPTIONS` are set to:
```
- exit_code=86
+ exit_code=23
fast_unwind_on_malloc=0
````
Be sure to include the first ones for LSAN and MSAN when customizing

MODIFY
docs/notes_for_asan.md
docs/notes_for_asan.md
@@ -30,7 +30,7 @@ Note that ASAN is incompatible with -static, so be mindful of that.
When compiling with AFL_USE_LSAN, the leak sanitizer will normally run
when the program exits. In order to utilize this check at different times,
-such as at the end of a loop, you may use the macro __AFL_CHECK_LEAK();.
+such as at the end of a loop, you may use the macro __AFL_LEAK_CHECK();.
This macro will report a crash in afl-fuzz if any memory is left leaking
at this stage. You can also use LSAN_OPTIONS and a supressions file
for more fine-tuned checking, however make sure you keep exitcode=23.

MODIFY
src/afl-analyze.c
src/afl-analyze.c
@@ -832,7 +832,7 @@ static void set_up_environment(void) {
"handle_sigill=0", 0);
setenv("LSAN_OPTIONS",
- "exitcode=" STRINGIFY(MSAN_ERROR) ":"
+ "exitcode=" STRINGIFY(LSAN_ERROR) ":"
"fast_unwind_on_malloc=0",
0);

MODIFY
src/afl-cc.c
src/afl-cc.c
@@ -923,7 +923,7 @@ static void edit_params(u32 argc, char **argv, char **envp) {
}
cc_params[cc_par_cnt++] =
- "-D__AFL_CHECK_LEAK()=__lsan_do_leak_check()";
+ "-D__AFL_LEAK_CHECK()=__lsan_do_leak_check()";
cc_params[cc_par_cnt++] =
"-D__AFL_COVERAGE_START_OFF()=int __afl_selective_coverage_start_off = "

Replace __AFL_CHECK_LEAK with __AFL_LEAK_CHECK to be more proper.

Fix spelling mistakes.

Correctly call LSAN_ERROR not MSAN_ERROR.