add crash_exitcode to Forkserver to accomodate AFL_CRASH_EXITCODE #2107
Conversation
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
tokatoka
reviewed
Apr 25, 2024
libafl/src/executors/forkserver.rs
Outdated
| @@ -1157,7 +1170,12 @@ where | |||
|
|
|||
| if let Some(status) = self.forkserver.read_st_timed(&self.timeout)? { | |||
| self.forkserver.set_status(status); | |||
| if libc::WIFSIGNALED(self.forkserver().status()) { | |||
| let exitcode_is_crash = if let Some(crash_exitcode) = self.crash_exitcode { | |||
| libc::WSTOPSIG(self.forkserver().status()) == crash_exitcode | |||
There was a problem hiding this comment.
wfisignaled doesn't work here?
There was a problem hiding this comment.
WIFSIGNALED returns a bool so we can't compare it to a given exit code
There was a problem hiding this comment.
AFL++ uses WEXITSTATUS (and it's i8/u8, not i32?)
There was a problem hiding this comment.
Should we keep this closer to AFL++? @vanhauser-thc for visibility
There was a problem hiding this comment.
@domenukk yeah you're right. its i8.
There was a problem hiding this comment.
i think it should be close to AFLpp
|
👍 |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
No description provided.