spf := (*specialfinalizer)(unsafe.Pointer(sp))
				p := unsafe.Pointer(s.base() + uintptr(spf.special.offset))
				dumpfinalizer(p, spf.fn, spf.fint, spf.ot)
			}
		}
	}

	// Finalizer queue
	iterate_finq(finq_callback)
}

// Bit vector of free marks.
// Needs to be as big as the largest number of objects per span.
var freemark [_PageSize / 8]bool

func dumpobjs() {
	// To protect mheap_.allspans.

	atomic.Xadd(&finq.cnt, +1) // Sync with markroots
	f.fn = fn
	f.nret = nret
	f.fint = fint
	f.ot = ot
	f.arg = p
	unlock(&finlock)
	fingStatus.Or(fingWake)
}

//go:nowritebarrier
func iterate_finq(callback func(*funcval, unsafe.Pointer, uintptr, *_type, *ptrtype)) {
	for fb := allfin; fb != nil; fb = fb.alllink {
		for i := uint32(0); i < fb.cnt; i++ {
			f := &fb.fin[i]