go-delve/delve · error

could not get floating point registers: %v

Error message

could not get floating point registers: %v

What it means

Error "could not get floating point registers: %v" thrown in go-delve/delve.

Source

Thrown at pkg/proc/native/registers_linux_amd64.go:80

		return nil, err
	}
	r := linutil.NewAMD64Registers(&regs, func(r *linutil.AMD64Registers) error {
		var fpregset amd64util.AMD64Xstate
		var floatLoadError error
		r.Fpregs, fpregset, floatLoadError = thread.fpRegisters()
		r.Fpregset = &fpregset
		return floatLoadError
	})
	return r, nil
}

const _NT_X86_XSTATE = 0x202

func (thread *nativeThread) fpRegisters() (regs []proc.Register, fpregs amd64util.AMD64Xstate, err error) {
	thread.dbp.execPtraceFunc(func() { fpregs, err = ptraceGetRegset(thread.ID) })
	regs = fpregs.Decode()
	if err != nil {
		err = fmt.Errorf("could not get floating point registers: %v", err.Error())
	}
	return
}

View on GitHub (pinned to a23773e6c3)

When it happens

Trigger: Thrown at pkg/proc/native/registers_linux_amd64.go:80 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/2f91d36e7df33495. Report an issue: GitHub.