runtime: stack traces don't include the parent goroutine

[myaaaaaaaaa]

What version of Go are you using (go version)?

$ go version
go version go1.23.0 linux/amd64

Does this issue reproduce with the latest release?

Yes

What operating system and processor architecture are you using (go env)?

go env Output

$ go env
GO111MODULE=''
GOARCH='amd64'
GOBIN=''
GOCACHE='~/.cache/go-build'
GOENV='~/.config/go/env'
GOEXE=''
GOEXPERIMENT=''
GOFLAGS=''
GOHOSTARCH='amd64'
GOHOSTOS='linux'
GOINSECURE=''
GOMODCACHE='~/go/pkg/mod'
GONOPROXY=''
GONOSUMDB=''
GOOS='linux'
GOPATH='~/go'
GOPRIVATE=''
GOPROXY='https://proxy.golang.org,direct'
GOROOT='/usr/lib/go'
GOSUMDB='sum.golang.org'
GOTMPDIR=''
GOTOOLCHAIN='auto'
GOTOOLDIR='/usr/lib/go/pkg/tool/linux_amd64'
GOVCS=''
GOVERSION='go1.23.0'
GODEBUG=''
GOTELEMETRY='on'
GOTELEMETRYDIR='~/.config/go/telemetry'
GCCGO='gccgo'
GOAMD64='v1'
AR='ar'
CC='clang'
CXX='clang++'
CGO_ENABLED='0'
GOMOD='/dev/null'
GOWORK=''
CGO_CFLAGS='-O2 -g'
CGO_CPPFLAGS=''
CGO_CXXFLAGS='-O2 -g'
CGO_FFLAGS='-O2 -g'
CGO_LDFLAGS='-O2 -g'
PKG_CONFIG='pkg-config'
GOGCCFLAGS='-fPIC -m64 -fno-caret-diagnostics -Qunused-arguments -Wl,--no-gc-sections -fmessage-length=0 -ffile-prefix-map=/tmp/go-build1345292236=/tmp/go-build -gno-record-gcc-switches'
uname -sr: Linux 6.10.7-arch1-1
/usr/lib/libc.so.6: GNU C Library (GNU libc) stable release version 2.40.
gdb --version: GNU gdb (GDB) 15.1

What did you do?

https://go.dev/play/p/gsJN7lxtR4-

What did you see happen?

What did you expect to see?

The divideBy(0) line is part of the stack trace

[gabyhelp]

Related Issues and Documentation

• runtime: integer divide by zero check doesn't work on ARM #5805 (closed)
• affected/package: standard implementation of division by 0 #64334 (closed)
• runtime: panic not generating a correct backtrace stack while crashing in cgo #63277 (closed)
• runtime: tracebacks don't print function arguments for inlined functions #27678
• runtime: stack trace on linux/windows does not print correct value #46740 (closed)
• runtime #60196 (closed)
• panic: runtime.errorString("integer divide by zero") #65867 (closed)
• runtime: runtime crashes, reproducer same as #20427 #36371 (closed)
• gccgo: traceback should suppress frames with no debug info #6229 (closed)
• test/zerodivide.go: all expected zerodivide panic errors are skipped #18421 (closed)

_{(Emoji vote if this was helpful or unhelpful; more detailed feedback welcome in this discussion.)}

[seankhliao]

This is working as intended, goroutines don't really retain any parent-child relationship once started (go statement).

[ianlancetaylor]

That said, see GODEBUG=tracebackancestors at https://pkg.go.dev/runtime.