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rust.rs
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//! Rust module implements `Exception` traits for Rust panic messages.
use crate::error::{Error, Result};
use crate::exception::Exception;
use crate::execution_class::ExecutionClass;
use crate::stacktrace::ParseStacktrace;
use crate::stacktrace::StacktraceEntry;
use regex::Regex;
/// Structure provides an interface for parsing rust panic message.
pub struct RustPanic;
impl Exception for RustPanic {
fn parse_exception(stderr: &str) -> Option<ExecutionClass> {
let rexception = Regex::new(r"thread '.+?' panicked at (?:'(.*)'|.+?:\n(.*))").unwrap();
let captures = rexception.captures(stderr)?;
let message = if let Some(message) = captures.get(1) {
message.as_str()
} else {
captures.get(2).unwrap().as_str()
};
Some(ExecutionClass::new((
"NOT_EXPLOITABLE",
"RustPanic",
message,
"",
)))
}
}
/// Structure provides an interface for processing stacktraces from RUST_BACKTRACE.
pub struct RustStacktrace;
impl ParseStacktrace for RustStacktrace {
fn extract_stacktrace(stream: &str) -> Result<Vec<String>> {
let re = Regex::new(r"( *\d+: *0x[0-9a-f]+ - .*\n(?: *at .*\n)?)").unwrap();
let mut stacktrace: Vec<_> = re
.find_iter(stream)
.map(|s| s.as_str().trim().replace('\n', " "))
.collect();
if stacktrace.is_empty() {
return Err(Error::Casr(
"Couldn't find stacktrace entries in Rust panic output".to_string(),
));
}
// Filter out multiple spaces
let re = Regex::new(r" +").unwrap();
stacktrace = stacktrace
.iter()
.map(|e| re.replace_all(e, " ").to_string())
.collect();
Ok(stacktrace)
}
fn parse_stacktrace_entry(entry: &str) -> Result<StacktraceEntry> {
let re = Regex::new(
r#" *[0-9]+: +0x([0-9a-f]+) - (.+?)(?: *at (.+?):([0-9]+)(?::([0-9]+))?|$)"#,
)
.unwrap();
let mut stentry = StacktraceEntry::default();
let Some(caps) = re.captures(entry.as_ref()) else {
return Err(Error::Casr(format!("Couldn't parse entry {}", entry)));
};
let num = caps.get(1).unwrap().as_str();
let Ok(addr) = u64::from_str_radix(num, 16) else {
return Err(Error::Casr(format!("Couldn't parse address: {num}")));
};
stentry.address = addr;
stentry.function = caps.get(2).unwrap().as_str().to_string();
if let Some(file_cap) = caps.get(3) {
stentry.debug.file = file_cap.as_str().to_string();
}
if let Some(num) = caps.get(4) {
let Ok(line) = num.as_str().parse::<u64>() else {
return Err(Error::Casr(format!(
"Couldn't parse line: {}",
num.as_str()
)));
};
stentry.debug.line = line;
}
if let Some(num) = caps.get(5) {
let Ok(col) = num.as_str().parse::<u64>() else {
return Err(Error::Casr(format!(
"Couldn't parse column: {}",
num.as_str()
)));
};
stentry.debug.column = col;
}
Ok(stentry)
}
}
#[cfg(test)]
mod tests {
use super::*;
use crate::stacktrace::{tests::safe_init_ignore_stack_frames, Filter};
#[test]
fn test_rust_parse_stacktrace() {
let stream = r#"Running: ./artifacts/fuzz_target_1/crash-da39a3ee5e6b4b0d3255bfef95601890afd80709
thread '<unnamed>' panicked at fuzz_targets/fuzz_target_1.rs:6:9:
index out of bounds: the len is 0 but the index is 10
stack backtrace:
0: 0x557e259f793c - std::backtrace_rs::backtrace::libunwind::trace::h7d5a50c97105e9c9
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
1: 0x557e259f793c - std::backtrace_rs::backtrace::trace_unsynchronized::hf283bd0ba71b8b19
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
2: 0x557e259f793c - std::sys_common::backtrace::_print_fmt::hbc3f1af55ab433e1
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:67:5
3: 0x557e259f793c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h662df30e888949cd
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:44:22
4: 0x557e25a5b2fc - core::fmt::rt::Argument::fmt::hf59806e96303ebc5
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/fmt/rt.rs:138:9
5: 0x557e25a5b2fc - core::fmt::write::hf7279be296576ae3
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/fmt/mod.rs:1094:21
6: 0x557e259ebbae - std::io::Write::write_fmt::h1ecf2bec14816818
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/io/mod.rs:1714:15
7: 0x557e259f7724 - std::sys_common::backtrace::_print::hceca1ed09536a7dd
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:47:5
8: 0x557e259f7724 - std::sys_common::backtrace::print::hb3d0e53175a9dc58
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:34:9
9: 0x557e259fa81a - std::panicking::panic_hook_with_disk_dump::{{closure}}::hb5593ac8317ecfc8
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:280:22
10: 0x557e259fa515 - std::panicking::panic_hook_with_disk_dump::hd03ff9ecbda8604b
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:314:9
11: 0x557e2596a26a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18a21e1a94673da8
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/alloc/src/boxed.rs:2021:9
12: 0x557e2596a26a - libfuzzer_sys::initialize::{{closure}}::h8376bf2914730228
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:90:9
13: 0x557e259fb073 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h70ed5b57462ef04a
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/alloc/src/boxed.rs:2021:9
14: 0x557e259fb073 - std::panicking::rust_panic_with_hook::h7bf02c396cdadbfd
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:757:13
15: 0x557e259fade1 - std::panicking::begin_panic_handler::{{closure}}::hecf382f929251efa
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:631:13
16: 0x557e259f7e66 - std::sys_common::backtrace::__rust_end_short_backtrace::hc87b776526608b83
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:170:18
17: 0x557e259fab22 - rust_begin_unwind
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:619:5
18: 0x557e258857b5 - core::panicking::panic_fmt::hab5931093cddd316
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/panicking.rs:72:14
19: 0x557e25885969 - core::panicking::panic_bounds_check::he32d152932e65018
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/panicking.rs:180:5
20: 0x557e259648d8 - fuzz_target_1::_::__libfuzzer_sys_run::h57dd03312252cd3c
at /tmp/rust_fuzzer/aa/fuzz/fuzz_targets/fuzz_target_1.rs:6:9
21: 0x557e25963ef1 - rust_fuzzer_test_input
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:224:17
22: 0x557e25965059 - libfuzzer_sys::test_input_wrap::{{closure}}::h5f394bb52e995829
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:61:9
23: 0x557e25965059 - std::panicking::try::do_call::hf66b1fd52e40ef81
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:526:40
24: 0x557e2596a498 - __rust_try
25: 0x557e25969662 - std::panicking::try::hd9beb82fa7bd0c0d
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:490:19
26: 0x557e25969662 - std::panic::catch_unwind::h7db6659f049817e5
at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panic.rs:142:14
27: 0x557e25969662 - LLVMFuzzerTestOneInput
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:59:22
28: 0x557e25970b26 - _ZN6fuzzer6Fuzzer15ExecuteCallbackEPKhm
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerLoop.cpp:612:15
29: 0x557e25983c77 - _ZN6fuzzer10RunOneTestEPNS_6FuzzerEPKcm
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerDriver.cpp:324:21
30: 0x557e2598bb43 - _ZN6fuzzer12FuzzerDriverEPiPPPcPFiPKhmE
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerDriver.cpp:860:19
31: 0x557e258861b7 - main
at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerMain.cpp:20:30
32: 0x7ffbc33c6d90 - __libc_start_call_main
at ./csu/../sysdeps/nptl/libc_start_call_main.h:58:16
33: 0x7ffbc33c6e40 - __libc_start_main_impl
at ./csu/../csu/libc-start.c:392:3
34: 0x557e25886205 - _start
35: 0x0 - <unknown>
==220063== ERROR: libFuzzer: deadly signal
#0 0x557e2592aae1 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0xdcae1) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#1 0x557e2599a79e (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x14c79e) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#2 0x557e259705d9 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1225d9) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#3 0x7ffbc33df51f (/lib/x86_64-linux-gnu/libc.so.6+0x4251f) (BuildId: 229b7dc509053fe4df5e29e8629911f0c3bc66dd)
#4 0x7ffbc3433a7b (/lib/x86_64-linux-gnu/libc.so.6+0x96a7b) (BuildId: 229b7dc509053fe4df5e29e8629911f0c3bc66dd)
#5 0x7ffbc33df475 (/lib/x86_64-linux-gnu/libc.so.6+0x42475) (BuildId: 229b7dc509053fe4df5e29e8629911f0c3bc66dd)
#6 0x7ffbc33c57f2 (/lib/x86_64-linux-gnu/libc.so.6+0x287f2) (BuildId: 229b7dc509053fe4df5e29e8629911f0c3bc66dd)
#7 0x557e25a07026 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1b9026) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#8 0x557e25882626 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x34626) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#9 0x557e2596a274 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x11c274) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#10 0x557e259fb072 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1ad072) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#11 0x557e259fade0 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1acde0) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#12 0x557e259f7e65 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1a9e65) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#13 0x557e259fab21 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1acb21) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#14 0x557e258857b4 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x377b4) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#15 0x557e25885968 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x37968) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#16 0x557e259648d7 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x1168d7) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#17 0x557e25963ef0 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x115ef0) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#18 0x557e25965058 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x117058) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#19 0x557e2596a497 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x11c497) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#20 0x557e25969661 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x11b661) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#21 0x557e25970b25 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x122b25) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#22 0x557e25983c76 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x135c76) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#23 0x557e2598bb42 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x13db42) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#24 0x557e258861b6 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x381b6) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
#25 0x7ffbc33c6d8f (/lib/x86_64-linux-gnu/libc.so.6+0x29d8f) (BuildId: 229b7dc509053fe4df5e29e8629911f0c3bc66dd)
#26 0x7ffbc33c6e3f (/lib/x86_64-linux-gnu/libc.so.6+0x29e3f) (BuildId: 229b7dc509053fe4df5e29e8629911f0c3bc66dd)
#27 0x557e25886204 (/tmp/rust_fuzzer/aa/fuzz/fuzz_target_1+0x38204) (BuildId: 96fbb986820f007790ddd8593e04cc4e46a76ac4)
NOTE: libFuzzer has rudimentary signal handlers.
Combine libFuzzer with AddressSanitizer or similar for better crash reports.
SUMMARY: libFuzzer: deadly signal"#;
let raw_stacktrace = &[
"0: 0x557e259f793c - std::backtrace_rs::backtrace::libunwind::trace::h7d5a50c97105e9c9 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5",
"1: 0x557e259f793c - std::backtrace_rs::backtrace::trace_unsynchronized::hf283bd0ba71b8b19 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5",
"2: 0x557e259f793c - std::sys_common::backtrace::_print_fmt::hbc3f1af55ab433e1 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:67:5",
"3: 0x557e259f793c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h662df30e888949cd at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:44:22",
"4: 0x557e25a5b2fc - core::fmt::rt::Argument::fmt::hf59806e96303ebc5 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/fmt/rt.rs:138:9",
"5: 0x557e25a5b2fc - core::fmt::write::hf7279be296576ae3 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/fmt/mod.rs:1094:21",
"6: 0x557e259ebbae - std::io::Write::write_fmt::h1ecf2bec14816818 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/io/mod.rs:1714:15",
"7: 0x557e259f7724 - std::sys_common::backtrace::_print::hceca1ed09536a7dd at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:47:5",
"8: 0x557e259f7724 - std::sys_common::backtrace::print::hb3d0e53175a9dc58 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:34:9",
"9: 0x557e259fa81a - std::panicking::panic_hook_with_disk_dump::{{closure}}::hb5593ac8317ecfc8 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:280:22",
"10: 0x557e259fa515 - std::panicking::panic_hook_with_disk_dump::hd03ff9ecbda8604b at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:314:9",
"11: 0x557e2596a26a - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h18a21e1a94673da8 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/alloc/src/boxed.rs:2021:9",
"12: 0x557e2596a26a - libfuzzer_sys::initialize::{{closure}}::h8376bf2914730228 at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:90:9",
"13: 0x557e259fb073 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h70ed5b57462ef04a at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/alloc/src/boxed.rs:2021:9",
"14: 0x557e259fb073 - std::panicking::rust_panic_with_hook::h7bf02c396cdadbfd at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:757:13",
"15: 0x557e259fade1 - std::panicking::begin_panic_handler::{{closure}}::hecf382f929251efa at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:631:13",
"16: 0x557e259f7e66 - std::sys_common::backtrace::__rust_end_short_backtrace::hc87b776526608b83 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/sys_common/backtrace.rs:170:18",
"17: 0x557e259fab22 - rust_begin_unwind at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:619:5",
"18: 0x557e258857b5 - core::panicking::panic_fmt::hab5931093cddd316 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/panicking.rs:72:14",
"19: 0x557e25885969 - core::panicking::panic_bounds_check::he32d152932e65018 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/core/src/panicking.rs:180:5",
"20: 0x557e259648d8 - fuzz_target_1::_::__libfuzzer_sys_run::h57dd03312252cd3c at /tmp/rust_fuzzer/aa/fuzz/fuzz_targets/fuzz_target_1.rs:6:9",
"21: 0x557e25963ef1 - rust_fuzzer_test_input at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:224:17",
"22: 0x557e25965059 - libfuzzer_sys::test_input_wrap::{{closure}}::h5f394bb52e995829 at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:61:9",
"23: 0x557e25965059 - std::panicking::try::do_call::hf66b1fd52e40ef81 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:526:40",
"24: 0x557e2596a498 - __rust_try",
"25: 0x557e25969662 - std::panicking::try::hd9beb82fa7bd0c0d at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panicking.rs:490:19",
"26: 0x557e25969662 - std::panic::catch_unwind::h7db6659f049817e5 at /rustc/59a8294849358a878a72358aa6d5fe5b9d312867/library/std/src/panic.rs:142:14",
"27: 0x557e25969662 - LLVMFuzzerTestOneInput at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/src/lib.rs:59:22",
"28: 0x557e25970b26 - _ZN6fuzzer6Fuzzer15ExecuteCallbackEPKhm at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerLoop.cpp:612:15",
"29: 0x557e25983c77 - _ZN6fuzzer10RunOneTestEPNS_6FuzzerEPKcm at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerDriver.cpp:324:21",
"30: 0x557e2598bb43 - _ZN6fuzzer12FuzzerDriverEPiPPPcPFiPKhmE at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerDriver.cpp:860:19",
"31: 0x557e258861b7 - main at /home/toka/.cargo/registry/src/index.crates.io-6f17d22bba15001f/libfuzzer-sys-0.4.7/libfuzzer/FuzzerMain.cpp:20:30",
"32: 0x7ffbc33c6d90 - __libc_start_call_main at ./csu/../sysdeps/nptl/libc_start_call_main.h:58:16",
"33: 0x7ffbc33c6e40 - __libc_start_main_impl at ./csu/../csu/libc-start.c:392:3",
"34: 0x557e25886205 - _start",
"35: 0x0 - <unknown>"];
let trace = raw_stacktrace
.iter()
.map(|e| e.to_string())
.collect::<Vec<String>>();
let bt = RustStacktrace::extract_stacktrace(stream).unwrap();
assert_eq!(bt, trace);
let mut stacktrace = RustStacktrace::parse_stacktrace(&bt).unwrap();
safe_init_ignore_stack_frames();
stacktrace.filter();
assert_eq!(stacktrace[0].address, 0x557e259648d8);
assert_eq!(
stacktrace[0].function,
"fuzz_target_1::_::__libfuzzer_sys_run::h57dd03312252cd3c".to_string()
);
assert_eq!(
stacktrace[0].debug.file,
"/tmp/rust_fuzzer/aa/fuzz/fuzz_targets/fuzz_target_1.rs".to_string()
);
assert_eq!(stacktrace[0].debug.line, 6);
assert_eq!(stacktrace[0].debug.column, 9);
}
#[test]
fn test_rust_panic() {
let panic_info = r#"Running: ./artifacts/fuzz_target_1/crash-da39a3ee5e6b4b0d3255bfef95601890afd80709
thread '<unnamed>' panicked at fuzz_targets/fuzz_target_1.rs:6:9:
index out of bounds: the len is 0 but the index is 10
stack backtrace:"#;
let Some(class) = RustPanic::parse_exception(panic_info) else {
panic!("Couldn't get rust panic");
};
assert_eq!(
class.description,
"index out of bounds: the len is 0 but the index is 10"
);
}
}