thread '<unnamed>' panicked at /home/jkratzer/working/rust-urlpattern/src/component.rs:235:36

[pyoor]

Found via fuzzing:

#[test]
  fn issue72() {
    let _ = <UrlPattern>::parse(
      UrlPatternInit {
        pathname: Some("\\\n*\0".to_string()),
        ..Default::default()
      },
      Default::default(),
    )
    .unwrap();
  }

==3768202== ERROR: libFuzzer: deadly signal
    #0 0x644ec22a3e31 in __sanitizer_print_stack_trace /rustc/llvm/src/llvm-project/compiler-rt/lib/asan/asan_stack.cpp:87:3
    #1 0x644ec2385c0d in fuzzer::PrintStackTrace() /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerUtil.cpp:210:38
    #2 0x644ec2376da9 in fuzzer::Fuzzer::CrashCallback() /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerLoop.cpp:231:18
    #3 0x644ec2376da9 in fuzzer::Fuzzer::CrashCallback() /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerLoop.cpp:226:6
    #4 0x7f0adc8ba32f  (/lib/x86_64-linux-gnu/libc.so.6+0x4532f) (BuildId: 274eec488d230825a136fa9c4d85370fed7a0a5e)
    #5 0x7f0adc913b2b in __pthread_kill_implementation nptl/pthread_kill.c:43:17
    #6 0x7f0adc913b2b in __pthread_kill_internal nptl/pthread_kill.c:78:10
    #7 0x7f0adc913b2b in pthread_kill nptl/pthread_kill.c:89:10
    #8 0x7f0adc8ba27d in raise signal/../sysdeps/posix/raise.c:26:13
    #9 0x7f0adc89d8fe in abort stdlib/abort.c:79:7
    #10 0x644ec3433c49 in std::sys::pal::unix::abort_internal::h1d4f3588d17b4029 /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/std/src/sys/pal/unix/mod.rs:366:14
    #11 0x644ec3427a08 in std::process::abort::h5f16fd3a24051ea7 /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/std/src/process.rs:2499:5
    #12 0x644ec236f8e4 in libfuzzer_sys::initialize::_$u7b$$u7b$closure$u7d$$u7d$::h3a3883e356166af8 /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/src/lib.rs:94:9
    #13 0x644ec342e072 in _$LT$alloc..boxed..Box$LT$F$C$A$GT$$u20$as$u20$core..ops..function..Fn$LT$Args$GT$$GT$::call::hb1f4b4e93e9f031f /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/alloc/src/boxed.rs:1980:9
    #14 0x644ec342e072 in std::panicking::rust_panic_with_hook::h2c223ad0988ff703 /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/std/src/panicking.rs:841:13
    #15 0x644ec342dcf5 in std::panicking::begin_panic_handler::_$u7b$$u7b$closure$u7d$$u7d$::h9b8934eb82bb206d /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/std/src/panicking.rs:699:13
    #16 0x644ec3429dd8 in std::sys::backtrace::__rust_end_short_backtrace::hf5bd8833a69d3b26 /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/std/src/sys/backtrace.rs:168:18
    #17 0x644ec342d9bc in __rustc::rust_begin_unwind /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/std/src/panicking.rs:697:5
    #18 0x644ec3475e0f in core::panicking::panic_fmt::hb28ab7e8d517e5a8 /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/core/src/panicking.rs:75:14
    #19 0x644ec3475e9b in core::panicking::panic::h5d55a31e7fcdad24 /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/core/src/panicking.rs:145:5
    #20 0x644ec3475c78 in core::option::unwrap_failed::h93051954b99a928b /rustc/bc821528634632b4ff8dee5ac1ea4ad90d1b3eb5/library/core/src/option.rs:2040:5
    #21 0x644ec246137d in core::option::Option$LT$T$GT$::unwrap::ha549bca83be86ffb /home/jkratzer/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/core/src/option.rs:1003:21
    #22 0x644ec246137d in urlpattern::component::generate_pattern_string::hb9658d01ee21de05 /home/jkratzer/working/rust-urlpattern/src/component.rs
    #23 0x644ec233f247 in urlpattern::component::Component$LT$R$GT$::compile::ha5797e962dd5f45f /home/jkratzer/working/rust-urlpattern/src/component.rs:55:26
    #24 0x644ec22dc979 in urlpattern::UrlPattern$LT$R$GT$::parse_internal::h6f28892734c3c0af /home/jkratzer/working/rust-urlpattern/src/lib.rs:389:9
    #25 0x644ec236b460 in urlpattern::UrlPattern$LT$R$GT$::parse::he7358eab56f7b64d /home/jkratzer/working/rust-urlpattern/src/lib.rs:310:5
    #26 0x644ec236b460 in fuzz_parse::_::__libfuzzer_sys_run::hb348f3343d8866a8 /home/jkratzer/working/rust-urlpattern/fuzz/fuzz_targets/fuzz_parse.rs:35:13
    #27 0x644ec236abf4 in rust_fuzzer_test_input /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/src/lib.rs:363:60
    #28 0x644ec236c4ef in libfuzzer_sys::test_input_wrap::_$u7b$$u7b$closure$u7d$$u7d$::haa2cdc9bd5126673 /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/src/lib.rs:62:9
    #29 0x644ec236c4ef in std::panicking::try::do_call::h1c0ee8e322154f4f /home/jkratzer/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/panicking.rs:589:40
    #30 0x644ec236fb08 in __rust_try libfuzzer_sys.9054896272b5b590-cgu.0
    #31 0x644ec236ee6b in std::panicking::try::h88a16d0c1c04928f /home/jkratzer/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/panicking.rs:552:19
    #32 0x644ec236ee6b in std::panic::catch_unwind::h93721d536c62e0ab /home/jkratzer/.rustup/toolchains/nightly-x86_64-unknown-linux-gnu/lib/rustlib/src/rust/library/std/src/panic.rs:359:14
    #33 0x644ec236ee6b in LLVMFuzzerTestOneInput /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/src/lib.rs:60:22
    #34 0x644ec2377308 in fuzzer::Fuzzer::ExecuteCallback(unsigned char const*, unsigned long) /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerLoop.cpp:619:15
    #35 0x644ec2393871 in fuzzer::RunOneTest(fuzzer::Fuzzer*, char const*, unsigned long) /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerDriver.cpp:328:21
    #36 0x644ec2397cce in fuzzer::FuzzerDriver(int*, char***, int (*)(unsigned char const*, unsigned long)) /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerDriver.cpp:863:19
    #37 0x644ec23caf46 in main /home/jkratzer/.cargo/registry/src/index.crates.io-1949cf8c6b5b557f/libfuzzer-sys-0.4.10/libfuzzer/FuzzerMain.cpp:20:30
    #38 0x7f0adc89f1c9 in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
    #39 0x7f0adc89f28a in __libc_start_main csu/../csu/libc-start.c:360:3