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sending a SIGSEGV via <code>kill</code> disables the stack overflow handler

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-bugCategory: This is a bug.Category: This is a bug.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#140662 In rust-lang/rust;

· joboet opened on May 5, 2025

Panic backtrace on Arm64 Windows is truncated

A-backtraceArea: BacktracesArea: Backtraces

A-panicArea: Panicking machineryArea: Panicking machinery

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-bugCategory: This is a bug.Category: This is a bug.

O-ArmTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 stateTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state

O-windowsOperating system: WindowsOperating system: Windows

Status: Open.

#140489 In rust-lang/rust;

· dpaoliello opened on Apr 29, 2025

Tracking Issue for short backtraces in the default panic hook

A-backtraceArea: BacktracesArea: Backtraces

A-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)Area: Debugging information in compiled programs (DWARF, PDB, etc.)

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#136129 In rust-lang/rust;

· jyn514 opened on Jan 27, 2025

Infinite/long backtrace on i686 under Wine

A-backtraceArea: BacktracesArea: Backtraces

A-debuginfoArea: Debugging information in compiled programs (DWARF, PDB, etc.)Area: Debugging information in compiled programs (DWARF, PDB, etc.)

A-panicArea: Panicking machineryArea: Panicking machinery

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-bugCategory: This is a bug.Category: This is a bug.

E-needs-investigationCall for partcipation: This issues needs some investigation to determine current statusCall for partcipation: This issues needs some investigation to determine current status

O-windowsOperating system: WindowsOperating system: Windows

O-x86_32Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)Target: x86 processors, 32 bit (like i686-*) (also known as IA-32, i386, i586, i686)

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

Status: Open.

#135717 In rust-lang/rust;

· purplesyringa opened on Jan 19, 2025

How much stack space should Windows reserve for stack overflow exceptions?

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-discussionCategory: Discussion or questions that doesn't represent real issues.Category: Discussion or questions that doesn't represent real issues.

O-windowsOperating system: WindowsOperating system: Windows

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#134200 In rust-lang/rust;

· ChrisDenton opened on Dec 12, 2024

Document the runtime environment assumptions of <code>std</code>

A-docsArea: Documentation for any part of the project, including the compiler, standard library, and toolsArea: Documentation for any part of the project, including the compiler, standard library, and tools

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-tracking-issueCategory: An issue tracking the progress of sth. like the implementation of an RFCCategory: An issue tracking the progress of sth. like the implementation of an RFC

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#133604 In rust-lang/rust;

· joboet opened on Nov 28, 2024

Write down where all the unwind/backtrace code is

A-backtraceArea: BacktracesArea: Backtraces

A-docsArea: Documentation for any part of the project, including the compiler, standard library, and toolsArea: Documentation for any part of the project, including the compiler, standard library, and tools

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

E-tediousCall for participation: An issue involves lots of work and is better handled as many small tasks.Call for participation: An issue involves lots of work and is better handled as many small tasks.

T-compilerRelevant to the compiler team, which will review and decide on the PR/issue.Relevant to the compiler team, which will review and decide on the PR/issue.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#130257 In rust-lang/rust;

· workingjubilee opened on Sep 12, 2024

Arm32 EABI exception handling

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

O-ArmTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 stateTarget: 32-bit Arm processors (armv6, armv7, thumb...), including 64-bit Arm in AArch32 state

O-netbsdOperating system: NetBSDOperating system: NetBSD

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#128156 In rust-lang/rust;

· workingjubilee opened on Jul 24, 2024

Poorly-documented safety assumptions in <code>unix::stack_overflow::init</code>

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

A-stack-probeArea: Stack probing and guard pagesArea: Stack probing and guard pages

A-threadArea: `std::thread`Area: `std::thread`

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#127841 In rust-lang/rust;

· workingjubilee opened on Jul 17, 2024

hide panic internals in short backtraces

A-backtraceArea: BacktracesArea: Backtraces

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-enhancementCategory: An issue proposing an enhancement or a PR with one.Category: An issue proposing an enhancement or a PR with one.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#124586 In rust-lang/rust;

· jyn514 opened on May 1, 2024

Colored stack traces

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-feature-requestCategory: A feature request, i.e: not implemented / a PR.Category: A feature request, i.e: not implemented / a PR.

T-libsRelevant to the library team, which will review and decide on the PR/issue.Relevant to the library team, which will review and decide on the PR/issue.

Status: Open.

#124143 In rust-lang/rust;

· oriongonza opened on Apr 19, 2024

thread panic handling broken on x32

A-LLVMArea: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.Area: Code generation parts specific to LLVM. Both correctness bugs and optimization-related issues.

A-runtimeArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflowsArea: std's runtime and "pre-main" init for handling backtraces, unwinds, stack overflows

C-bugCategory: This is a bug.Category: This is a bug.

O-x3232 bit ABI for x86-6432 bit ABI for x86-64

Status: Open.

#117859 In rust-lang/rust;

· plugwash opened on Nov 13, 2023