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runtime: scavenger unable to release idle heap on ARM64 with 64KB OS pages

arch-arm64

BugReportIssues describing a possible bug in the Go implementation.Issues describing a possible bug in the Go implementation.

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#78962 In golang/go;

· arnav-chakraborty opened on Apr 25, 2026

cmd/compile: SEGV compiling crypto/internal/fips140/nistec test

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

WaitingForInfoIssue is not actionable because of missing required information, which needs to be provided.Issue is not actionable because of missing required information, which needs to be provided.

Status: Open.

#77168 In golang/go;

· gopherbot opened on Jan 13, 2026

x/net/http2: the first write error on a connection will cause all subsequent write requests to fail blindly

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#39337 In golang/go;

· jaricftw opened on Jun 1, 2020

debug/elf: calling Open on an empty file does not return a &FormatError

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

help wanted

NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.Feedback is required from experts, contributors, and/or the community before a change can be made.

Status: Open.

#76338 In golang/go;

· MusicalNinjaDad opened on Nov 18, 2025

cmd/compile: TestScript/script_test_basics failures

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#70356 In golang/go;

· gopherbot opened on Nov 15, 2024

runtime/pprof: collecting a CPU profile takes ~200ms of wall time on macOS

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

OS-Darwin

Status: Open.

#63043 In golang/go;

· rhysh opened on Sep 19, 2023

runtime: crashes with "runtime: traceback stuck"

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#62086 In golang/go;

· aciduck opened on Aug 17, 2023

cmd/go: repeated run pkg@version calls hit the proxy for no apparent reason

BugReportIssues describing a possible bug in the Go implementation.Issues describing a possible bug in the Go implementation.

GoCommandcmd/gocmd/go

NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.Feedback is required from experts, contributors, and/or the community before a change can be made.

Status: Open.

#72944 In golang/go;

· mvdan opened on Mar 19, 2025

internal/trace: AllocFree test flakes

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#70838 In golang/go;

· gopherbot opened on Dec 13, 2024

cmd/compile/internal/arm: unrecognized failures

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#71033 In golang/go;

· gopherbot opened on Dec 26, 2024

runtime: TestWindowsStackMemory flakes on windows-386-2016

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

OS-Windows

TestingAn issue that has been verified to require only test changes, not just a test failure.An issue that has been verified to require only test changes, not just a test failure.

Status: Open.

#58570 In golang/go;

· prattmic opened on Feb 16, 2023

cmd/compile: unrecognized failures

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#70103 In golang/go;

· gopherbot opened on Oct 29, 2024

cmd/go: go get should give a clearer error with GO111MODULE=off

BadErrorMessageIssues related compiler error messages that should be better.Issues related compiler error messages that should be better.

GoCommandcmd/gocmd/go

NeedsFixThe path to resolution is known, but the work has not been done.The path to resolution is known, but the work has not been done.

Status: Open.

#66080 In golang/go;

· ianlancetaylor opened on Mar 3, 2024

syscall: TestSyscallAllocations/Syscall failures

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#70307 In golang/go;

· gopherbot opened on Nov 13, 2024

runtime: TestGdbAutotmpTypes failures

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

help wanted

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#69527 In golang/go;

· gopherbot opened on Sep 19, 2024

boringcrypto: require CGO_ENABLED=1 when GOEXPERIMENT=boringcrypto

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#68588 In golang/go;

· aead opened on Jul 25, 2024

cmd/link/internal/ld: TestArchiveBuildInvokeWithExec failures

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#68507 In golang/go;

· gopherbot opened on Jul 18, 2024

runtime: fatal error: mcall called on m->g0 stack on Windows

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

help wanted

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

OS-Windows

Status: Open.

#67108 In golang/go;

· RichieSams opened on Apr 29, 2024

net/http/pprof: TestDeltaProfile failures missing mutexHog2 on ARM architectures

arch-armIssues solely affecting the 32-bit arm architecture.Issues solely affecting the 32-bit arm architecture.

arch-arm64

NeedsDecisionFeedback is required from experts, contributors, and/or the community before a change can be made.Feedback is required from experts, contributors, and/or the community before a change can be made.

Status: Open.

#50218 In golang/go;

· bcmills opened on Dec 16, 2021

runtime: TestGcSys is still flaky

help wanted

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#37331 In golang/go;

· bcmills opened on Feb 20, 2020

runtime: unexpected failure and garbage data when c-shared Go DLL on Windows receives CtrlBreak signal concurrently with runtime initialization

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

help wanted

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

OS-Windows

Status: Open.

#46354 In golang/go;

· mknyszek opened on May 24, 2021

cmd/go: allow verifying vendored code

FeatureRequestIssues asking for a new feature that does not need a proposal.Issues asking for a new feature that does not need a proposal.

GoCommandcmd/gocmd/go

modules

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#27348 In golang/go;

· krancour opened on Aug 29, 2018

runtime: Windows service timeout during system startup

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

help wanted

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

OS-Windows

Status: Open.

#23479 In golang/go;

· kneden opened on Jan 18, 2018

cmd/link: -X on a constant, type, or func doesn't report an error

compiler/runtimeIssues related to the Go compiler and/or runtime.Issues related to the Go compiler and/or runtime.

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#47072 In golang/go;

· colin-sitehost opened on Jul 6, 2021

go/build: should not arbitrarily resolve conflicting package names

NeedsInvestigationSomeone must examine and confirm this is a valid issue and not a duplicate of an existing one.Someone must examine and confirm this is a valid issue and not a duplicate of an existing one.

Status: Open.

#45999 In golang/go;

· bcmills opened on May 6, 2021