crash on Fedora

[mia0x75]

ss_s.go

arr := strings.Split(content, ", ")
                        for _, val := range arr {
                                fields := strings.Fields(val)
                                if fields[0] == "timewait" {
                                        timewait_arr := strings.Split(fields[1], "/")
                                        m["timewait"], _ = strconv.ParseUint(timewait_arr[0], 10, 64)
                                        m["slabinfo.timewait"], _ = strconv.ParseUint(timewait_arr[1], 10, 64)
                                        continue
                                }
                                m[fields[0]], _ = strconv.ParseUint(fields[1], 10, 64)
                        }
                        return

ss -s on Fedora returns:

Total: 843
TCP:   89 (estab 56, closed 11, orphaned 0, timewait 2)

Transport Total     IP        IPv6
RAW	  1         0         1        
UDP	  8         5         3        
TCP	  78        48        30       
INET	  87        53        34       
FRAG	  0         0         0

while on CentOS, it returns:

Total: 525 (kernel 0)
TCP:   14 (estab 8, closed 0, orphaned 0, synrecv 0, timewait 0/0), ports 0

Transport Total     IP        IPv6
*	  0         -         -        
RAW	  0         0         0        
UDP	  7         4         3        
TCP	  14        11        3        
INET	  21        15        6        
FRAG	  0         0         0

So, it always crashes on Fedora with:

panic: runtime error: index out of range