Fix fuzz failure due to unexpected length in router target #3692

Closed
#3694
Closed
Fix fuzz failure due to unexpected length in router target#3692
#3694
Assignees
valentinewallace

Description

@tnull
tnull
opened on Mar 31, 2025

In #3691 we hit a fuzz failure in CI:

export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
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000000000000000000000000000000000000000000000000b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b50001000000000000000001
0001"

produces:

---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153

AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)

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    Skip to content
    Fix fuzz failure due to unexpected length in router target #3692
    Closed
    #3694
    Closed
    Fix fuzz failure due to unexpected length in router target#3692
    #3694
    Assignees
    valentinewallace
    Description
    @tnull
    tnull
    opened on Mar 31, 2025
    In #3691 we hit a fuzz failure in CI:
    export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
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0001"

    produces:
    ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

    which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
    AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
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var __m = "*";
var __re = new RegExp('^' + ".*" + '

      Skip to content
      Fix fuzz failure due to unexpected length in router target #3692
      Closed
      #3694
      Closed
      Fix fuzz failure due to unexpected length in router target#3692
      #3694
      Assignees
      valentinewallace
      Description
      @tnull
      tnull
      opened on Mar 31, 2025
      In #3691 we hit a fuzz failure in CI:
      export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
000000000000000000000000000000000000000000000000000000000000
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0001"

      produces:
      ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

      which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
      AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
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(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

        Skip to content
        Fix fuzz failure due to unexpected length in router target #3692
        Closed
        #3694
        Closed
        Fix fuzz failure due to unexpected length in router target#3692
        #3694
        Assignees
        valentinewallace
        Description
        @tnull
        tnull
        opened on Mar 31, 2025
        In #3691 we hit a fuzz failure in CI:
        export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
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0001"

        produces:
        ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

        which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
        AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
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, 'i');
if (__m === '*' || __re.test(location.href)) {
// Strip utm_, fbclid, gclid, etc. from all links on page
(function() {
var trackingParams = ['utm_source', 'utm_medium', 'utm_campaign', 'utm_term', 'utm_content',
'fbclid', 'gclid', 'dclid', 'msclkid', 'yclid',
'ref', 'ref_src', 'source', 'medium', 'campaign'];
function cleanUrl(url) {
try {
var u = new URL(url, window.location.origin);
var changed = false;
trackingParams.forEach(function(p) {
if (u.searchParams.has(p)) {
u.searchParams.delete(p);
changed = true;
}
});
return changed ? u.toString() : url;
} catch (e) {
return url;
}
}
function cleanLinks() {
document.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
cleanLinks();
var observer = new MutationObserver(function(mutations) {
mutations.forEach(function(m) {
m.addedNodes.forEach(function(node) {
if (node.nodeType === 1) {
if (node.tagName === 'A') cleanLinks();
node.querySelectorAll('a[href]').forEach(function(a) {
var clean = cleanUrl(a.href);
if (clean !== a.href) a.href = clean;
});
}
});
});
});
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:Remove Tracking Parameters from Links]', __e); }
})();
(function(){
try {
var __m = "youtube.com";
var __re = new RegExp('^' + "youtube\\.com" + '

          Skip to content
          Fix fuzz failure due to unexpected length in router target #3692
          Closed
          #3694
          Closed
          Fix fuzz failure due to unexpected length in router target#3692
          #3694
          Assignees
          valentinewallace
          Description
          @tnull
          tnull
          opened on Mar 31, 2025
          In #3691 we hit a fuzz failure in CI:
          export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
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000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000404040404040404040404040404040
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404000000000000000000000000000000000000000000000000000000000
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000000000000000000000000000000000000000000000000b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b50001000000000000000001
0001"

          produces:
          ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

          which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
          AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
          Metadata
          Metadata
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          Labels
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          No labels
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            No branches or pull requests
            Issue actions
            
, 'i');
if (__m === '*' || __re.test(location.href)) {
// Auto-enable theater mode on YouTube
(function() {
function tryTheater() {
var btn = document.querySelector('button[aria-label="Theater mode"], ytd-player #player button[title="Theater mode"]');
if (btn && !btn.classList.contains('activated')) {
btn.click();
}
}
// Try immediately
tryTheater();
// Try after navigation (SPA)
var lastUrl = location.href;
setInterval(function() {
if (location.href !== lastUrl) {
lastUrl = location.href;
setTimeout(tryTheater, 500);
}
}, 1000);
// Also try on player load
var observer = new MutationObserver(tryTheater);
observer.observe(document.body, { childList: true, subtree: true });
})();
}
} catch(__e) { console.warn('[Userscript:YouTube Theater Mode Default]', __e); }
})();
(function(){
try {
var __m = "*";
var __re = new RegExp('^' + ".*" + '

            Skip to content
            Fix fuzz failure due to unexpected length in router target #3692
            Closed
            #3694
            Closed
            Fix fuzz failure due to unexpected length in router target#3692
            #3694
            Assignees
            valentinewallace
            Description
            @tnull
            tnull
            opened on Mar 31, 2025
            In #3691 we hit a fuzz failure in CI:
            export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000404040404040404040404040404040
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404000000000000000000000000000000000000000000000000000000000
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000000000000000000000000000000000000000000000000b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b50001000000000000000001
0001"

            produces:
            ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

            which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
            AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
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(function(){
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var __m = "*";
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              Skip to content
              Fix fuzz failure due to unexpected length in router target #3692
              Closed
              #3694
              Closed
              Fix fuzz failure due to unexpected length in router target#3692
              #3694
              Assignees
              valentinewallace
              Description
              @tnull
              tnull
              opened on Mar 31, 2025
              In #3691 we hit a fuzz failure in CI:
              export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
000000000000000000000000000000000000000000000000000000000000
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0001"

              produces:
              ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

              which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
              AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
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, 'i');
if (__m === '*' || __re.test(location.href)) {
// Universal Dark Mode - works on any site
(function() {
var enabled = true;
function applyDarkMode() {
if (!enabled) return;
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var style = document.getElementById('universal-dark-mode-style');
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/* Invert everything except media */
html {
filter: invert(1) hue-rotate(180deg) !important;
background: #1a1a2e !important;
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/* Restore images, videos, iframes, canvas */
img, video, iframe, canvas, svg, picture, [style*="background-image"] {
filter: invert(1) hue-rotate(180deg) !important;
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[data-theme="light"], [data-theme="light"],
.ace_editor, .ace_editor *,
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.monaco-editor, .monaco-editor *,
.markdown-body pre, .markdown-body pre *,
.highlight, .highlight *,
pre code, pre code * {
filter: none !important;
}
/* Fix common UI elements */
.modal, .popup, .dropdown-menu, .tooltip, .popover {
filter: invert(1) hue-rotate(180deg) !important;
background: #2d2d44 !important;
border-color: #444 !important;
}
/* Scrollbars */
::-webkit-scrollbar { background: #1a1a2e !important; }
::-webkit-scrollbar-thumb { background: #444 !important; }
::-webkit-scrollbar-thumb:hover { background: #555 !important; }
/* Selection */
::selection { background: #4ecdc4 !important; color: #1a1a2e !important; }
::-moz-selection { background: #4ecdc4 !important; color: #1a1a2e !important; }
';
}
function removeDarkMode() {
var style = document.getElementById('universal-dark-mode-style');
if (style) style.remove();
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e.preventDefault();
enabled = !enabled;
if (enabled) {
applyDarkMode();
console.log('[Universal Dark Mode] Enabled');
} else {
removeDarkMode();
console.log('[Universal Dark Mode] Disabled');
}
}
});
// Apply on load
applyDarkMode();
// Re-apply on dynamic content
var observer = new MutationObserver(function(mutations) {
if (enabled && !document.getElementById('universal-dark-mode-style')) {
applyDarkMode();
}
});
observer.observe(document.head, { childList: true });
console.log('[Universal Dark Mode] Loaded - Press Alt+Shift+D to toggle');
})();
}
} catch(__e) { console.warn('[Userscript:Universal Dark Mode]', __e); }
})();
})();

                Skip to content
                Fix fuzz failure due to unexpected length in router target #3692
                Closed
                #3694
                Closed
                Fix fuzz failure due to unexpected length in router target#3692
                #3694
                Assignees
                valentinewallace
                Description
                @tnull
                tnull
                opened on Mar 31, 2025
                In #3691 we hit a fuzz failure in CI:
                export HEX="03000000b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5
b5b5b5b5b5b5b5b5b5b5b5b5b5b5b5000100000000000000000100010000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
000000000000000000000000000000000000000000000000000000000000
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0001"

                produces:
                ---- run_test_cases stdout ----
thread '<unnamed>' panicked at /Users/erohrer/workspace/rust-lightning/fuzz/src/router.rs:326:27:
assertion `left == right` failed:
left: 0
right: 546
stack backtrace:
0: rust_begin_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:645:5
1: core::panicking::panic_fmt
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:72:14
2: core::panicking::assert_failed_inner
3: core::panicking::assert_failed
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/core/src/panicking.rs:279:5
4: lightning_fuzz::router::do_test
5: lightning_fuzz::router::router_test
at ./src/router.rs:427:2
6: router_target::run_test_cases::{{closure}}::{{closure}}
at ./src/bin/router_target.rs:92:7
7: std::panicking::try::do_call
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:552:40
8: std::panicking::try
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panicking.rs:516:19
9: std::panic::catch_unwind
at /rustc/82e1608dfa6e0b5569232559e3d385fea5a93112/library/std/src/panic.rs:142:14
10: router_target::run_test_cases::{{closure}}
at ./src/bin/router_target.rs:91:19
note: Some details are omitted, run with `RUST_BACKTRACE=full` for a verbose backtrace.

                which hits the assert_eq in https://github.com/lightningdevkit/rust-lightning/blob/main/fuzz/src/router.rs#L153
                AFAIU, this was likely introduced by the changes in #3640 (cc @valentinewallace)
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