go-delve/delve · error

stop err %s on thread %d

Error message

stop err %s on thread %d

What it means

Error "stop err %s on thread %d" thrown in go-delve/delve.

Source

Thrown at pkg/proc/native/threads_linux.go:26

type waitStatus sys.WaitStatus

// osSpecificDetails hold Linux specific
// process details.
type osSpecificDetails struct {
	delayedSignal       int
	running             bool
	setbp               bool
	phantomBreakpointPC uint64
}

func (t *nativeThread) stop() (err error) {
	err = sys.Tgkill(t.dbp.pid, t.ID, sys.SIGSTOP)
	if err != nil {
		if err == sys.ESRCH {
			return
		}
		err = fmt.Errorf("stop err %s on thread %d", err, t.ID)
		return
	}
	return
}

// Stopped returns whether the thread is stopped at
// the operating system level.
func (t *nativeThread) Stopped() bool {
	state := status(t.ID, t.dbp.os.comm)
	return state == statusTraceStop || state == statusTraceStopT
}

func (t *nativeThread) resume() error {
	sig := t.os.delayedSignal
	t.os.delayedSignal = 0
	return t.resumeWithSig(sig)
}

View on GitHub (pinned to a23773e6c3)

When it happens

Trigger: Thrown at pkg/proc/native/threads_linux.go:26 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of go-delve/delve@a23773e6c3 (2026-08-31). Data as JSON: /api/errors/18449223a4e944b1. Report an issue: GitHub.