diff options
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/env_variables.md | 8 | ||||
| -rw-r--r-- | docs/notes_for_asan.md | 2 |
2 files changed, 5 insertions, 5 deletions
diff --git a/docs/env_variables.md b/docs/env_variables.md index 682ab7f1..85c2efd7 100644 --- a/docs/env_variables.md +++ b/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 diff --git a/docs/notes_for_asan.md b/docs/notes_for_asan.md index 26f34fad..f55aeaf2 100644 --- a/docs/notes_for_asan.md +++ b/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. |