SYS-OSS/FRET-LibAFL
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix ASAN backtrace (#534)

Browse Source
This commit is contained in:
Andrea Fioraldi 2022-02-11 14:31:18 +01:00 committed by GitHub
parent d676363c64
commit a4c9d2d19e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 2 additions and 7 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
libafl/src/observers/stacktrace.rs
View File

@ -206,15 +206,10 @@ impl ASANBacktraceObserver {
/// parse ASAN error output emited by the target command and compute the hash
pub fn parse_asan_output(&mut self, output: &str) {
let mut hash = 0;
let matcher = Regex::new("\\s*#[0-9]*\\s0x[0-9a-f]*\\sin\\s(.*)").unwrap();
let matcher = Regex::new("\\s*#[0-9]*\\s0x([0-9a-f]*)\\s.*").unwrap();
matcher.captures_iter(output).for_each(|m| {
let g = m.get(1).unwrap();
hash ^= g.as_str().parse::<u64>().unwrap();
println!(
">> {} {:#x}",
g.as_str(),
g.as_str().parse::<u64>().unwrap()
);
hash ^= u64::from_str_radix(g.as_str(), 16).unwrap();
});
self.update_hash(hash);
}