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closing a listener socket doesn't reset pending connections that haven't yet been accepted

Type: BugError or flaw producing unexpected resultsError or flaw producing unexpected results

Status: Open.

#3644 In shadow/shadow;

· sporksmith opened on Aug 19, 2025

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Validate and improve TCP simulation accuracy

Automatically configure common applications and libraries to not use RDRAND etc

Type: BugError or flaw producing unexpected resultsError or flaw producing unexpected results

Status: Open.

#3629 In shadow/shadow;

· sporksmith opened on Jul 14, 2025

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Remove sources of non-determinism

Check CI workflows with zizmor

Component: ToolsPeripheral tools like parsing log files or visualizing resultsPeripheral tools like parsing log files or visualizing results

Priority: LowPrioritized below most other issuesPrioritized below most other issues

Type: MaintenanceRefactoring, cleanup, documenation, or process improvementsRefactoring, cleanup, documenation, or process improvements

Status: Open.

#3627 In shadow/shadow;

· stevenengler opened on Jul 13, 2025

Support UDP recvmmsg and IP_PKTINFO socket option (better QUIC support)

Status: Open.

#3623 In shadow/shadow;

· MarcoPolo opened on Jul 2, 2025

experimental.use_memory_manager causes sigsegv in golang programs after #3613

Type: BugError or flaw producing unexpected resultsError or flaw producing unexpected results

Status: Open.

#3622 In shadow/shadow;

· MarcoPolo opened on Jul 1, 2025

Build and run Shadow on ARM Linux

Priority: LowPrioritized below most other issuesPrioritized below most other issues

Type: EnhancementNew functionality or improved designNew functionality or improved design

Status: Open.

#3615 In shadow/shadow;

· robgjansen opened on Jun 26, 2025

Update versions of tools used in CI

Component: TestingUnit and integration tests and frameworksUnit and integration tests and frameworks

Priority: LowPrioritized below most other issuesPrioritized below most other issues

Type: MaintenanceRefactoring, cleanup, documenation, or process improvementsRefactoring, cleanup, documenation, or process improvements

Status: Open.

#3602 In shadow/shadow;

· github-actions opened on Jun 1, 2025

Support packet jitter

Status: Open.

#3601 In shadow/shadow;

· MarcoPolo opened on May 31, 2025

Issues building arch linux 'tor-shadow' package

Component: BuildBuild/install tools and dependenciesBuild/install tools and dependencies

Status: Help WantedWell suited for community contributionsWell suited for community contributions

Status: Needs More InfoNot enough information to move forwardNot enough information to move forward

Type: MaintenanceRefactoring, cleanup, documenation, or process improvementsRefactoring, cleanup, documenation, or process improvements

Status: Open.

#3596 In shadow/shadow;

· stevenengler opened on May 21, 2025

Support for fuzzing event timing/ordering

Type: EnhancementNew functionality or improved designNew functionality or improved design

Status: Open.

#3589 In shadow/shadow;

· sporksmith opened on May 15, 2025

Test and fix HUP and RDHUP events for <code>select</code> and <code>poll</code>

Type: BugError or flaw producing unexpected resultsError or flaw producing unexpected results

Status: Open.

#3576 In shadow/shadow;

· sporksmith opened on Apr 28, 2025

FIN is never ACKed, leading to retransmitted FIN forever

Type: BugError or flaw producing unexpected resultsError or flaw producing unexpected results

Status: Open.

#3573 In shadow/shadow;

· stevenengler opened on Apr 25, 2025

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Validate and improve TCP simulation accuracy