usb ports not working

my usb ports suddenly stopped working (all of Them). Ive tried grub editing to no avail. the computer is a toshiba satellite a135. running ubuntu 14.04 lts. this is my dmesg.

[ 845.340722] usb 2-4: new low-speed USB device number 103 using ohci-pci
[ 845.520124] usb 2-4: device descriptor read/64, error -62
[ 845.804122] usb 2-4: device descriptor read/64, error -62
[ 846.084080] usb 2-4: new low-speed USB device number 104 using ohci-pci
[ 846.492108] usb 2-4: device not accepting address 104, error -62
[ 846.656100] usb 2-4: new low-speed USB device number 105 using ohci-pci
[ 847.064123] usb 2-4: device not accepting address 105, error -62
[ 847.064210] usb usb2-port4: unable to enumerate USB device
[ 854.056072] usb 2-4: new low-speed USB device number 106 using ohci-pci
[ 854.236097] usb 2-4: device descriptor read/64, error -62
[ 854.520178] usb 2-4: device descriptor read/64, error -62
[ 854.800097] usb 2-4: new low-speed USB device number 107 using ohci-pci
[ 854.980122] usb 2-4: device descriptor read/64, error -62
[ 855.264117] usb 2-4: device descriptor read/64, error -62
[ 855.544716] usb 2-4: new low-speed USB device number 108 using ohci-pci
[ 855.952126] usb 2-4: device not accepting address 108, error -62
[ 856.128098] usb 2-4: new low-speed USB device number 109 using ohci-pci
[ 856.536110] usb 2-4: device not accepting address 109, error -62
[ 856.536210] usb usb2-port4: unable to enumerate USB device
[ 863.544129] usb 2-4: new low-speed USB device number 110 using ohci-pci
[ 863.724089] usb 2-4: device descriptor read/64, error -62
[ 864.008128] usb 2-4: device descriptor read/64, error -62
[ 864.288120] usb 2-4: new low-speed USB device number 111 using ohci-pci
[ 864.468115] usb 2-4: device descriptor read/64, error -62
[ 864.752132] usb 2-4: device descriptor read/64, error -62
[ 865.032112] usb 2-4: new low-speed USB device number 112 using ohci-pci
[ 865.440121] usb 2-4: device not accepting address 112, error -62
[ 865.616124] usb 2-4: new low-speed USB device number 113 using ohci-pci
[ 866.024112] usb 2-4: device not accepting address 113, error -62
[ 866.024224] usb usb2-port4: unable to enumerate USB device
[ 873.016117] usb 2-4: new low-speed USB device number 114 using ohci-pci
[ 873.196074] usb 2-4: device descriptor read/64, error -62
[ 873.480093] usb 2-4: device descriptor read/64, error -62
[ 873.760120] usb 2-4: new low-speed USB device number 115 using ohci-pci
[ 873.940106] usb 2-4: device descriptor read/64, error -62
[ 874.224093] usb 2-4: device descriptor read/64, error -62
[ 874.504107] usb 2-4: new low-speed USB device number 116 using ohci-pci
[ 874.912106] usb 2-4: device not accepting address 116, error -62
[ 875.088091] usb 2-4: new low-speed USB device number 117 using ohci-pci
[ 875.496094] usb 2-4: device not accepting address 117, error -62
[ 875.496180] usb usb2-port4: unable to enumerate USB device
[ 882.488694] usb 2-4: new low-speed USB device number 118 using ohci-pci
[ 882.668152] usb 2-4: device descriptor read/64, error -62
[ 882.952122] usb 2-4: device descriptor read/64, error -62
[ 883.232128] usb 2-4: new low-speed USB device number 119 using ohci-pci
[ 883.412127] usb 2-4: device descriptor read/64, error -62
[ 883.696147] usb 2-4: device descriptor read/64, error -62
[ 883.976123] usb 2-4: new low-speed USB device number 120 using ohci-pci
[ 884.384181] usb 2-4: device not accepting address 120, error -62
[ 884.560090] usb 2-4: new low-speed USB device number 121 using ohci-pci
[ 884.968147] usb 2-4: device not accepting address 121, error -62
[ 884.968239] usb usb2-port4: unable to enumerate USB device
[ 891.956106] usb 2-4: new low-speed USB device number 122 using ohci-pci
[ 892.136710] usb 2-4: device descriptor read/64, error -62
[ 892.420107] usb 2-4: device descriptor read/64, error -62
[ 892.700123] usb 2-4: new low-speed USB device number 123 using ohci-pci
[ 892.880080] usb 2-4: device descriptor read/64, error -62
[ 893.164117] usb 2-4: device descriptor read/64, error -62
[ 893.444086] usb 2-4: new low-speed USB device number 124 using ohci-pci
[ 893.852118] usb 2-4: device not accepting address 124, error -62
[ 894.028100] usb 2-4: new low-speed USB device number 125 using ohci-pci
[ 894.436101] usb 2-4: device not accepting address 125, error -62
[ 894.436214] usb usb2-port4: unable to enumerate USB device
[ 901.432718] usb 2-4: new low-speed USB device number 126 using ohci-pci
[ 901.612117] usb 2-4: device descriptor read/64, error -62
[ 901.896142] usb 2-4: device descriptor read/64, error -62
[ 902.176122] usb 2-4: new low-speed USB device number 127 using ohci-pci
[ 902.356103] usb 2-4: device descriptor read/64, error -62
[ 902.640150] usb 2-4: device descriptor read/64, error -62
[ 902.920105] usb 2-4: new low-speed USB device number 2 using ohci-pci
[ 903.328135] usb 2-4: device not accepting address 2, error -62
[ 903.504131] usb 2-4: new low-speed USB device number 3 using ohci-pci
[ 903.912126] usb 2-4: device not accepting address 3, error -62
[ 903.912243] usb usb2-port4: unable to enumerate USB device
[ 910.900116] usb 2-4: new low-speed USB device number 4 using ohci-pci
[ 911.080119] usb 2-4: device descriptor read/64, error -62
[ 911.364105] usb 2-4: device descriptor read/64, error -62
[ 911.644119] usb 2-4: new low-speed USB device number 5 using ohci-pci
[ 911.824109] usb 2-4: device descriptor read/64, error -62
[ 912.108110] usb 2-4: device descriptor read/64, error -62
[ 912.388115] usb 2-4: new low-speed USB device number 6 using ohci-pci
[ 912.796112] usb 2-4: device not accepting address 6, error -62
[ 912.972128] usb 2-4: new low-speed USB device number 7 using ohci-pci
[ 913.380111] usb 2-4: device not accepting address 7, error -62
[ 913.380162] usb usb2-port4: unable to enumerate USB device
[ 920.372171] usb 2-4: new low-speed USB device number 8 using ohci-pci
[ 920.552076] usb 2-4: device descriptor read/64, error -62
[ 920.836071] usb 2-4: device descriptor read/64, error -62
[ 921.116132] usb 2-4: new low-speed USB device number 9 using ohci-pci
[ 921.284125] usb 2-4: device descriptor read/64, error -62
[ 921.568107] usb 2-4: device descriptor read/64, error -62
[ 921.848755] usb 2-4: new low-speed USB device number 10 using ohci-pci
[ 922.256414] usb 2-4: device not accepting address 10, error -62
[ 922.432127] usb 2-4: new low-speed USB device number 11 using ohci-pci
[ 922.840124] usb 2-4: device not accepting address 11, error -62
[ 922.840259] usb usb2-port4: unable to enumerate USB device
[ 929.840098] usb 2-4: new low-speed USB device number 12 using ohci-pci
[ 930.020461] usb 2-4: device descriptor read/64, error -62
[ 930.304386] usb 2-4: device descriptor read/64, error -62
[ 930.584122] usb 2-4: new low-speed USB device number 13 using ohci-pci
[ 930.764063] usb 2-4: device descriptor read/64, error -62
[ 931.048119] usb 2-4: device descriptor read/64, error -62
[ 931.328116] usb 2-4: new low-speed USB device number 14 using ohci-pci
[ 931.736103] usb 2-4: device not accepting address 14, error -62
[ 931.912090] usb 2-4: new low-speed USB device number 15 using ohci-pci
[ 932.320125] usb 2-4: device not accepting address 15, error -62
[ 932.320206] usb usb2-port4: unable to enumerate USB device
[ 939.312110] usb 2-4: new low-speed USB device number 16 using ohci-pci
[ 939.492672] usb 2-4: device descriptor read/64, error -62
[ 939.776087] usb 2-4: device descriptor read/64, error -62
[ 940.056140] usb 2-4: new low-speed USB device number 17 using ohci-pci
[ 940.236097] usb 2-4: device descriptor read/64, error -62
[ 940.520099] usb 2-4: device descriptor read/64, error -62
[ 940.800134] usb 2-4: new low-speed USB device number 18 using ohci-pci
[ 941.208086] usb 2-4: device not accepting address 18, error -62
[ 941.384124] usb 2-4: new low-speed USB device number 19 using ohci-pci
[ 941.792131] usb 2-4: device not accepting address 19, error -62
[ 941.792267] usb usb2-port4: unable to enumerate USB device
[ 946.513489] perf interrupt took too long (2513 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
[ 948.788076] usb 2-4: new low-speed USB device number 20 using ohci-pci
[ 948.968092] usb 2-4: device descriptor read/64, error -62
[ 949.252117] usb 2-4: device descriptor read/64, error -62
[ 949.532116] usb 2-4: new low-speed USB device number 21 using ohci-pci
[ 949.712124] usb 2-4: device descriptor read/64, error -62
[ 949.996122] usb 2-4: device descriptor read/64, error -62
[ 950.276083] usb 2-4: new low-speed USB device number 22 using ohci-pci
[ 950.684126] usb 2-4: device not accepting address 22, error -62
[ 950.860102] usb 2-4: new low-speed USB device number 23 using ohci-pci
[ 951.268100] usb 2-4: device not accepting address 23, error -62
[ 951.268187] usb usb2-port4: unable to enumerate USB device
[ 958.260145] usb 2-4: new low-speed USB device number 24 using ohci-pci
[ 958.444091] usb 2-4: device descriptor read/64, error -62
[ 958.728115] usb 2-4: device descriptor read/64, error -62
[ 959.008088] usb 2-4: new low-speed USB device number 25 using ohci-pci
[ 959.188115] usb 2-4: device descriptor read/64, error -62
[ 959.472104] usb 2-4: device descriptor read/64, error -62
[ 959.752117] usb 2-4: new low-speed USB device number 26 using ohci-pci
[ 960.160108] usb 2-4: device not accepting address 26, error -62
[ 960.336129] usb 2-4: new low-speed USB device number 27 using ohci-pci
[ 960.748137] usb 2-4: device not accepting address 27, error -62
[ 960.748227] usb usb2-port4: unable to enumerate USB device
[ 967.732113] usb 2-4: new low-speed USB device number 28 using ohci-pci
[ 967.912114] usb 2-4: device descriptor read/64, error -62
[ 968.196118] usb 2-4: device descriptor read/64, error -62
[ 968.476110] usb 2-4: new low-speed USB device number 29 using ohci-pci
[ 968.656124] usb 2-4: device descriptor read/64, error -62
[ 968.940071] usb 2-4: device descriptor read/64, error -62
[ 969.220107] usb 2-4: new low-speed USB device number 30 using ohci-pci
[ 969.628075] usb 2-4: device not accepting address 30, error -62
[ 969.804095] usb 2-4: new low-speed USB device number 31 using ohci-pci
[ 970.212096] usb 2-4: device not accepting address 31, error -62
[ 970.212215] usb usb2-port4: unable to enumerate USB device
[ 977.204101] usb 2-4: new low-speed USB device number 32 using ohci-pci
[ 977.384100] usb 2-4: device descriptor read/64, error -62
[ 977.668089] usb 2-4: device descriptor read/64, error -62
[ 977.948649] usb 2-4: new low-speed USB device number 33 using ohci-pci
[ 978.128103] usb 2-4: device descriptor read/64, error -62
[ 978.412135] usb 2-4: device descriptor read/64, error -62
[ 978.692123] usb 2-4: new low-speed USB device number 34 using ohci-pci
[ 979.100109] usb 2-4: device not accepting address 34, error -62
[ 979.276151] usb 2-4: new low-speed USB device number 35 using ohci-pci
[ 979.684111] usb 2-4: device not accepting address 35, error -62
[ 979.684221] usb usb2-port4: unable to enumerate USB device
[ 986.676090] usb 2-4: new low-speed USB device number 36 using ohci-pci
[ 986.856099] usb 2-4: device descriptor read/64, error -62
[ 987.140124] usb 2-4: device descriptor read/64, error -62
[ 987.420127] usb 2-4: new low-speed USB device number 37 using ohci-pci
[ 987.600123] usb 2-4: device descriptor read/64, error -62
[ 987.884130] usb 2-4: device descriptor read/64, error -62
[ 988.164076] usb 2-4: new low-speed USB device number 38 using ohci-pci
[ 988.572097] usb 2-4: device not accepting address 38, error -62
[ 988.748085] usb 2-4: new low-speed USB device number 39 using ohci-pci
[ 989.156102] usb 2-4: device not accepting address 39, error -62
[ 989.156224] usb usb2-port4: unable to enumerate USB device
[ 996.148091] usb 2-4: new low-speed USB device number 40 using ohci-pci
[ 996.328111] usb 2-4: device descriptor read/64, error -62
[ 996.612084] usb 2-4: device descriptor read/64, error -62
[ 996.892115] usb 2-4: new low-speed USB device number 41 using ohci-pci
[ 997.072103] usb 2-4: device descriptor read/64, error -62
[ 997.356137] usb 2-4: device descriptor read/64, error -62
[ 997.636120] usb 2-4: new low-speed USB device number 42 using ohci-pci
[ 998.044093] usb 2-4: device not accepting address 42, error -62
[ 998.220106] usb 2-4: new low-speed USB device number 43 using ohci-pci
[ 998.628120] usb 2-4: device not accepting address 43, error -62
[ 998.628208] usb usb2-port4: unable to enumerate USB device
[ 1005.620066] usb 2-4: new low-speed USB device number 44 using ohci-pci
[ 1005.800107] usb 2-4: device descriptor read/64, error -62
[ 1006.084125] usb 2-4: device descriptor read/64, error -62
[ 1006.364102] usb 2-4: new low-speed USB device number 45 using ohci-pci
[ 1006.544123] usb 2-4: device descriptor read/64, error -62
[ 1006.828122] usb 2-4: device descriptor read/64, error -62
[ 1007.108107] usb 2-4: new low-speed USB device number 46 using ohci-pci
[ 1007.516123] usb 2-4: device not accepting address 46, error -62
[ 1007.692114] usb 2-4: new low-speed USB device number 47 using ohci-pci
[ 1008.100119] usb 2-4: device not accepting address 47, error -62
[ 1008.100209] usb usb2-port4: unable to enumerate USB device
[ 1015.092123] usb 2-4: new low-speed USB device number 48 using ohci-pci
[ 1015.276065] usb 2-4: device descriptor read/64, error -62
[ 1015.560112] usb 2-4: device descriptor read/64, error -62
[ 1015.840132] usb 2-4: new low-speed USB device number 49 using ohci-pci
[ 1016.020091] usb 2-4: device descriptor read/64, error -62
[ 1016.304093] usb 2-4: device descriptor read/64, error -62
[ 1016.584148] usb 2-4: new low-speed USB device number 50 using ohci-pci
[ 1016.992096] usb 2-4: device not accepting address 50, error -62
[ 1017.168115] usb 2-4: new low-speed USB device number 51 using ohci-pci
[ 1017.576134] usb 2-4: device not accepting address 51, error -62
[ 1017.576264] usb usb2-port4: unable to enumerate USB device
[ 1024.564121] usb 2-4: new low-speed USB device number 52 using ohci-pci
[ 1024.744074] usb 2-4: device descriptor read/64, error -62
[ 1025.028118] usb 2-4: device descriptor read/64, error -62
[ 1025.308132] usb 2-4: new low-speed USB device number 53 using ohci-pci
[ 1025.488105] usb 2-4: device descriptor read/64, error -62
[ 1025.772086] usb 2-4: device descriptor read/64, error -62
[ 1026.052130] usb 2-4: new low-speed USB device number 54 using ohci-pci
[ 1026.464073] usb 2-4: device not accepting address 54, error -62
[ 1026.640755] usb 2-4: new low-speed USB device number 55 using ohci-pci
[ 1027.048116] usb 2-4: device not accepting address 55, error -62
[ 1027.048207] usb usb2-port4: unable to enumerate USB device
[ 1034.036697] usb 2-4: new low-speed USB device number 56 using ohci-pci
[ 1034.216121] usb 2-4: device descriptor read/64, error -62
[ 1034.500116] usb 2-4: device descriptor read/64, error -62
[ 1034.780121] usb 2-4: new low-speed USB device number 57 using ohci-pci
[ 1034.960084] usb 2-4: device descriptor read/64, error -62
[ 1035.244105] usb 2-4: device descriptor read/64, error -62
[ 1035.524103] usb 2-4: new low-speed USB device number 58 using ohci-pci
[ 1035.932153] usb 2-4: device not accepting address 58, error -62
[ 1036.108340] usb 2-4: new low-speed USB device number 59 using ohci-pci
[ 1036.516130] usb 2-4: device not accepting address 59, error -62
[ 1036.516261] usb usb2-port4: unable to enumerate USB device
[ 1043.508127] usb 2-4: new low-speed USB device number 60 using ohci-pci
[ 1043.688103] usb 2-4: device descriptor read/64, error -62
[ 1043.972108] usb 2-4: device descriptor read/64, error -62
[ 1044.252131] usb 2-4: new low-speed USB device number 61 using ohci-pci
[ 1044.432125] usb 2-4: device descriptor read/64, error -62
[ 1044.716126] usb 2-4: device descriptor read/64, error -62
[ 1044.996685] usb 2-4: new low-speed USB device number 62 using ohci-pci
[ 1045.404734] usb 2-4: device not accepting address 62, error -62
[ 1045.580132] usb 2-4: new low-speed USB device number 63 using ohci-pci
[ 1045.988115] usb 2-4: device not accepting address 63, error -62
[ 1045.988196] usb usb2-port4: unable to enumerate USB device
[ 1052.968125] usb 2-4: new low-speed USB device number 64 using ohci-pci
[ 1053.148723] usb 2-4: device descriptor read/64, error -62
[ 1053.432723] usb 2-4: device descriptor read/64, error -62
[ 1053.712083] usb 2-4: new low-speed USB device number 65 using ohci-pci
[ 1053.892151] usb 2-4: device descriptor read/64, error -62
[ 1054.176112] usb 2-4: device descriptor read/64, error -62
[ 1054.456114] usb 2-4: new low-speed USB device number 66 using ohci-pci
[ 1054.864086] usb 2-4: device not accepting address 66, error -62
[ 1055.040143] usb 2-4: new low-speed USB device number 67 using ohci-pci
[ 1055.448141] usb 2-4: device not accepting address 67, error -62
[ 1055.448236] usb usb2-port4: unable to enumerate USB device
[ 1062.452074] usb 2-4: new low-speed USB device number 68 using ohci-pci
[ 1062.620657] usb 2-4: device descriptor read/64, error -62
[ 1062.904117] usb 2-4: device descriptor read/64, error -62
[ 1063.184134] usb 2-4: new low-speed USB device number 69 using ohci-pci
[ 1063.364115] usb 2-4: device descriptor read/64, error -62
[ 1063.648100] usb 2-4: device descriptor read/64, error -62
[ 1063.928079] usb 2-4: new low-speed USB device number 70 using ohci-pci
[ 1064.336128] usb 2-4: device not accepting address 70, error -62
[ 1064.512090] usb 2-4: new low-speed USB device number 71 using ohci-pci
[ 1064.920093] usb 2-4: device not accepting address 71, error -62
[ 1064.920180] usb usb2-port4: unable to enumerate USB device
[ 1071.924121] usb 2-4: new low-speed USB device number 72 using ohci-pci
[ 1072.104104] usb 2-4: device descriptor read/64, error -62
[ 1072.388114] usb 2-4: device descriptor read/64, error -62
[ 1072.668124] usb 2-4: new low-speed USB device number 73 using ohci-pci
[ 1072.848109] usb 2-4: device descriptor read/64, error -62
[ 1073.132124] usb 2-4: device descriptor read/64, error -62
[ 1073.412111] usb 2-4: new low-speed USB device number 74 using ohci-pci
[ 1073.820079] usb 2-4: device not accepting address 74, error -62
[ 1073.996137] usb 2-4: new low-speed USB device number 75 using ohci-pci
[ 1074.404139] usb 2-4: device not accepting address 75, error -62
[ 1074.404269] usb usb2-port4: unable to enumerate USB device
[ 1081.396131] usb 2-4: new low-speed USB device number 76 using ohci-pci
[ 1081.576151] usb 2-4: device descriptor read/64, error -62
[ 1081.860111] usb 2-4: device descriptor read/64, error -62
[ 1082.140205] usb 2-4: new low-speed USB device number 77 using ohci-pci
[ 1082.320124] usb 2-4: device descriptor read/64, error -62
[ 1082.604112] usb 2-4: device descriptor read/64, error -62
[ 1082.884120] usb 2-4: new low-speed USB device number 78 using ohci-pci
[ 1083.292107] usb 2-4: device not accepting address 78, error -62
[ 1083.468700] usb 2-4: new low-speed USB device number 79 using ohci-pci
[ 1083.876128] usb 2-4: device not accepting address 79, error -62
[ 1083.876217] usb usb2-port4: unable to enumerate USB device
[ 1090.868133] usb 2-4: new low-speed USB device number 80 using ohci-pci
[ 1091.048132] usb 2-4: device descriptor read/64, error -62
[ 1091.332125] usb 2-4: device descriptor read/64, error -62
[ 1091.612095] usb 2-4: new low-speed USB device number 81 using ohci-pci
[ 1091.792109] usb 2-4: device descriptor read/64, error -62
[ 1092.076119] usb 2-4: device descriptor read/64, error -62
[ 1092.356163] usb 2-4: new low-speed USB device number 82 using ohci-pci
[ 1092.764239] usb 2-4: device not accepting address 82, error -62
[ 1092.940148] usb 2-4: new low-speed USB device number 83 using ohci-pci
[ 1093.348114] usb 2-4: device not accepting address 83, error -62
[ 1093.348205] usb usb2-port4: unable to enumerate USB device
[ 1100.340091] usb 2-4: new low-speed USB device number 84 using ohci-pci
[ 1100.520122] usb 2-4: device descriptor read/64, error -62
[ 1100.804119] usb 2-4: device descriptor read/64, error -62
[ 1101.084139] usb 2-4: new low-speed USB device number 85 using ohci-pci
[ 1101.264101] usb 2-4: device descriptor read/64, error -62
[ 1101.548144] usb 2-4: device descriptor read/64, error -62
[ 1101.828309] usb 2-4: new low-speed USB device number 86 using ohci-pci
[ 1102.236127] usb 2-4: device not accepting address 86, error -62
[ 1102.412091] usb 2-4: new low-speed USB device number 87 using ohci-pci
[ 1102.820085] usb 2-4: device not accepting address 87, error -62
[ 1102.820182] usb usb2-port4: unable to enumerate USB device
[ 1109.812144] usb 2-4: new low-speed USB device number 88 using ohci-pci
[ 1109.992122] usb 2-4: device descriptor read/64, error -62
[ 1110.276116] usb 2-4: device descriptor read/64, error -62
[ 1110.560100] usb 2-4: new low-speed USB device number 89 using ohci-pci
[ 1110.740082] usb 2-4: device descriptor read/64, error -62
[ 1111.032117] usb 2-4: device descriptor read/64, error -62
[ 1111.312156] usb 2-4: new low-speed USB device number 90 using ohci-pci
[ 1111.720136] usb 2-4: device not accepting address 90, error -62
[ 1111.896109] usb 2-4: new low-speed USB device number 91 using ohci-pci
[ 1112.304076] usb 2-4: device not accepting address 91, error -62
[ 1112.304168] usb usb2-port4: unable to enumerate USB device
[ 1119.288116] usb 2-4: new low-speed USB device number 92 using ohci-pci
[ 1119.468115] usb 2-4: device descriptor read/64, error -62
[ 1119.752134] usb 2-4: device descriptor read/64, error -62
[ 1120.032068] usb 2-4: new low-speed USB device number 93 using ohci-pci
[ 1120.212105] usb 2-4: device descriptor read/64, error -62
[ 1120.496105] usb 2-4: device descriptor read/64, error -62
[ 1120.776109] usb 2-4: new low-speed USB device number 94 using ohci-pci
[ 1121.184102] usb 2-4: device not accepting address 94, error -62
[ 1121.360105] usb 2-4: new low-speed USB device number 95 using ohci-pci
[ 1121.768710] usb 2-4: device not accepting address 95, error -62
[ 1121.768801] usb usb2-port4: unable to enumerate USB device
[ 1128.760104] usb 2-4: new low-speed USB device number 96 using ohci-pci
[ 1128.940128] usb 2-4: device descriptor read/64, error -62
[ 1129.224103] usb 2-4: device descriptor read/64, error -62
[ 1129.504124] usb 2-4: new low-speed USB device number 97 using ohci-pci
[ 1129.684113] usb 2-4: device descriptor read/64, error -62
[ 1129.968111] usb 2-4: device descriptor read/64, error -62
[ 1130.248106] usb 2-4: new low-speed USB device number 98 using ohci-pci
[ 1130.656128] usb 2-4: device not accepting address 98, error -62
[ 1130.820093] usb 2-4: new low-speed USB device number 99 using ohci-pci
[ 1131.228148] usb 2-4: device not accepting address 99, error -62
[ 1131.228237] usb usb2-port4: unable to enumerate USB device
[ 1138.236121] usb 2-4: new low-speed USB device number 100 using ohci-pci
[ 1138.416115] usb 2-4: device descriptor read/64, error -62
[ 1138.700185] usb 2-4: device descriptor read/64, error -62
[ 1138.980135] usb 2-4: new low-speed USB device number 101 using ohci-pci
[ 1139.160120] usb 2-4: device descriptor read/64, error -62
[ 1139.444101] usb 2-4: device descriptor read/64, error -62
[ 1139.724634] usb 2-4: new low-speed USB device number 102 using ohci-pci
[ 1140.132129] usb 2-4: device not accepting address 102, error -62
[ 1140.308122] usb 2-4: new low-speed USB device number 103 using ohci-pci
[ 1140.716109] usb 2-4: device not accepting address 103, error -62
[ 1140.716177] usb usb2-port4: unable to enumerate USB device
[ 1147.704086] usb 2-4: new low-speed USB device number 104 using ohci-pci
[ 1147.884682] usb 2-4: device descriptor read/64, error -62
[ 1148.168098] usb 2-4: device descriptor read/64, error -62
[ 1148.448120] usb 2-4: new low-speed USB device number 105 using ohci-pci
[ 1148.628097] usb 2-4: device descriptor read/64, error -62
[ 1148.912095] usb 2-4: device descriptor read/64, error -62
[ 1149.192683] usb 2-4: new low-speed USB device number 106 using ohci-pci
[ 1149.600124] usb 2-4: device not accepting address 106, error -62
[ 1149.776100] usb 2-4: new low-speed USB device number 107 using ohci-pci
[ 1150.184119] usb 2-4: device not accepting address 107, error -62
[ 1150.184206] usb usb2-port4: unable to enumerate USB device
[ 1157.184703] usb 2-4: new low-speed USB device number 108 using ohci-pci
[ 1157.364061] usb 2-4: device descriptor read/64, error -62
[ 1157.648117] usb 2-4: device descriptor read/64, error -62
[ 1157.928122] usb 2-4: new low-speed USB device number 109 using ohci-pci
[ 1158.108125] usb 2-4: device descriptor read/64, error -62
[ 1158.392127] usb 2-4: device descriptor read/64, error -62
[ 1158.672119] usb 2-4: new low-speed USB device number 110 using ohci-pci
[ 1159.080143] usb 2-4: device not accepting address 110, error -62
[ 1159.256101] usb 2-4: new low-speed USB device number 111 using ohci-pci
[ 1159.664524] usb 2-4: device not accepting address 111, error -62
[ 1159.664618] usb usb2-port4: unable to enumerate USB device
[ 1166.652119] usb 2-4: new low-speed USB device number 112 using ohci-pci
[ 1166.836684] usb 2-4: device descriptor read/64, error -62
[ 1167.120139] usb 2-4: device descriptor read/64, error -62
[ 1167.400121] usb 2-4: new low-speed USB device number 113 using ohci-pci
[ 1167.580147] usb 2-4: device descriptor read/64, error -62
[ 1167.864121] usb 2-4: device descriptor read/64, error -62
[ 1168.144083] usb 2-4: new low-speed USB device number 114 using ohci-pci
[ 1168.552703] usb 2-4: device not accepting address 114, error -62
[ 1168.728126] usb 2-4: new low-speed USB device number 115 using ohci-pci
[ 1169.136702] usb 2-4: device not accepting address 115, error -62
[ 1169.136788] usb usb2-port4: unable to enumerate USB device
[ 1176.112708] usb 2-4: new low-speed USB device number 116 using ohci-pci
[ 1176.292120] usb 2-4: device descriptor read/64, error -62
[ 1176.576712] usb 2-4: device descriptor read/64, error -62
[ 1176.856710] usb 2-4: new low-speed USB device number 117 using ohci-pci
[ 1177.036625] usb 2-4: device descriptor read/64, error -62
[ 1177.320120] usb 2-4: device descriptor read/64, error -62
[ 1177.600119] usb 2-4: new low-speed USB device number 118 using ohci-pci
[ 1178.008121] usb 2-4: device not accepting address 118, error -62
[ 1178.184124] usb 2-4: new low-speed USB device number 119 using ohci-pci
[ 1178.592180] usb 2-4: device not accepting address 119, error -62
[ 1178.592240] usb usb2-port4: unable to enumerate USB device
[ 1185.596128] usb 2-4: new low-speed USB device number 120 using ohci-pci
[ 1185.776126] usb 2-4: device descriptor read/64, error -62
[ 1186.060115] usb 2-4: device descriptor read/64, error -62
[ 1186.340118] usb 2-4: new low-speed USB device number 121 using ohci-pci
[ 1186.520708] usb 2-4: device descriptor read/64, error -62
[ 1186.804118] usb 2-4: device descriptor read/64, error -62
[ 1187.084230] usb 2-4: new low-speed USB device number 122 using ohci-pci
[ 1187.492126] usb 2-4: device not accepting address 122, error -62
[ 1187.668386] usb 2-4: new low-speed USB device number 123 using ohci-pci
[ 1188.076133] usb 2-4: device not accepting address 123, error -62
[ 1188.076221] usb usb2-port4: unable to enumerate USB device
[ 1195.072137] usb 2-4: new low-speed USB device number 124 using ohci-pci
[ 1195.256128] usb 2-4: device descriptor read/64, error -62
[ 1195.540715] usb 2-4: device descriptor read/64, error -62
[ 1195.808117] usb 2-4: new low-speed USB device number 125 using ohci-pci
[ 1195.988110] usb 2-4: device descriptor read/64, error -62
[ 1196.272139] usb 2-4: device descriptor read/64, error -62
[ 1196.552112] usb 2-4: new low-speed USB device number 126 using ohci-pci
[ 1196.960709] usb 2-4: device not accepting address 126, error -62
[ 1197.136124] usb 2-4: new low-speed USB device number 127 using ohci-pci
[ 1197.544117] usb 2-4: device not accepting address 127, error -62
[ 1197.544242] usb usb2-port4: unable to enumerate USB device
[ 1204.544131] usb 2-4: new low-speed USB device number 2 using ohci-pci
[ 1204.724088] usb 2-4: device descriptor read/64, error -62
[ 1205.012669] usb 2-4: device descriptor read/64, error -62
[ 1205.292139] usb 2-4: new low-speed USB device number 3 using ohci-pci
[ 1205.472120] usb 2-4: device descriptor read/64, error -62
[ 1205.756124] usb 2-4: device descriptor read/64, error -62
[ 1206.036127] usb 2-4: new low-speed USB device number 4 using ohci-pci
[ 1206.444100] usb 2-4: device not accepting address 4, error -62
[ 1206.620129] usb 2-4: new low-speed USB device number 5 using ohci-pci
[ 1207.028125] usb 2-4: device not accepting address 5, error -62
[ 1207.028234] usb usb2-port4: unable to enumerate USB device
[ 1214.016124] usb 2-4: new low-speed USB device number 6 using ohci-pci
[ 1214.196708] usb 2-4: device descriptor read/64, error -62
[ 1214.480136] usb 2-4: device descriptor read/64, error -62
[ 1214.760715] usb 2-4: new low-speed USB device number 7 using ohci-pci
[ 1214.940134] usb 2-4: device descriptor read/64, error -62
[ 1215.224114] usb 2-4: device descriptor read/64, error -62
[ 1215.504122] usb 2-4: new low-speed USB device number 8 using ohci-pci
[ 1215.912115] usb 2-4: device not accepting address 8, error -62
[ 1216.088198] usb 2-4: new low-speed USB device number 9 using ohci-pci
[ 1216.496129] usb 2-4: device not accepting address 9, error -62
[ 1216.496215] usb usb2-port4: unable to enumerate USB device
[ 1223.488724] usb 2-4: new low-speed USB device number 10 using ohci-pci
[ 1223.668124] usb 2-4: device descriptor read/64, error -62
[ 1223.952108] usb 2-4: device descriptor read/64, error -62
[ 1224.232108] usb 2-4: new low-speed USB device number 11 using ohci-pci
[ 1224.412119] usb 2-4: device descriptor read/64, error -62
[ 1224.696127] usb 2-4: device descriptor read/64, error -62
[ 1224.976106] usb 2-4: new low-speed USB device number 12 using ohci-pci
[ 1225.384116] usb 2-4: device not accepting address 12, error -62
[ 1225.560698] usb 2-4: new low-speed USB device number 13 using ohci-pci
[ 1225.968683] usb 2-4: device not accepting address 13, error -62
[ 1225.968789] usb usb2-port4: unable to enumerate USB device
[ 1232.960130] usb 2-4: new low-speed USB device number 14 using ohci-pci
[ 1233.140127] usb 2-4: device descriptor read/64, error -62
[ 1233.424238] usb 2-4: device descriptor read/64, error -62
[ 1233.704119] usb 2-4: new low-speed USB device number 15 using ohci-pci
[ 1233.888097] usb 2-4: device descriptor read/64, error -62
[ 1234.172099] usb 2-4: device descriptor read/64, error -62
[ 1234.452081] usb 2-4: new low-speed USB device number 16 using ohci-pci
[ 1234.860159] usb 2-4: device not accepting address 16, error -62
[ 1235.036115] usb 2-4: new low-speed USB device number 17 using ohci-pci
[ 1235.444119] usb 2-4: device not accepting address 17, error -62
[ 1235.444193] usb usb2-port4: unable to enumerate USB device
[ 1242.436693] usb 2-4: new low-speed USB device number 18 using ohci-pci
[ 1242.616114] usb 2-4: device descriptor read/64, error -62
[ 1242.900109] usb 2-4: device descriptor read/64, error -62
[ 1243.180074] usb 2-4: new low-speed USB device number 19 using ohci-pci
[ 1243.360089] usb 2-4: device descriptor read/64, error -62
[ 1243.644664] usb 2-4: device descriptor read/64, error -62
[ 1243.924727] usb 2-4: new low-speed USB device number 20 using ohci-pci
[ 1244.332144] usb 2-4: device not accepting address 20, error -62
[ 1244.508099] usb 2-4: new low-speed USB device number 21 using ohci-pci
[ 1244.916121] usb 2-4: device not accepting address 21, error -62
[ 1244.916207] usb usb2-port4: unable to enumerate USB device
[ 1251.912146] usb 2-4: new low-speed USB device number 22 using ohci-pci
[ 1252.092132] usb 2-4: device descriptor read/64, error -62
[ 1252.376117] usb 2-4: device descriptor read/64, error -62
[ 1252.656121] usb 2-4: new low-speed USB device number 23 using ohci-pci
[ 1252.836105] usb 2-4: device descriptor read/64, error -62
[ 1253.120122] usb 2-4: device descriptor read/64, error -62
[ 1253.400726] usb 2-4: new low-speed USB device number 24 using ohci-pci
[ 1253.808649] usb 2-4: device not accepting address 24, error -62
[ 1253.984133] usb 2-4: new low-speed USB device number 25 using ohci-pci
[ 1254.392103] usb 2-4: device not accepting address 25, error -62
[ 1254.392212] usb usb2-port4: unable to enumerate USB device
[ 1261.384115] usb 2-4: new low-speed USB device number 26 using ohci-pci
[ 1261.564113] usb 2-4: device descriptor read/64, error -62
[ 1261.848118] usb 2-4: device descriptor read/64, error -62
[ 1262.128131] usb 2-4: new low-speed USB device number 27 using ohci-pci
[ 1262.308118] usb 2-4: device descriptor read/64, error -62
[ 1262.592099] usb 2-4: device descriptor read/64, error -62
[ 1262.872137] usb 2-4: new low-speed USB device number 28 using ohci-pci
[ 1263.280129] usb 2-4: device not accepting address 28, error -62
[ 1263.456059] usb 2-4: new low-speed USB device number 29 using ohci-pci
[ 1263.864116] usb 2-4: device not accepting address 29, error -62
[ 1263.864198] usb usb2-port4: unable to enumerate USB device
[ 1270.856111] usb 2-4: new low-speed USB device number 30 using ohci-pci
[ 1271.036129] usb 2-4: device descriptor read/64, error -62
[ 1271.320126] usb 2-4: device descriptor read/64, error -62
[ 1271.600130] usb 2-4: new low-speed USB device number 31 using ohci-pci
[ 1271.780121] usb 2-4: device descriptor read/64, error -62
[ 1272.064701] usb 2-4: device descriptor read/64, error -62
[ 1272.344124] usb 2-4: new low-speed USB device number 32 using ohci-pci
[ 1272.752742] usb 2-4: device not accepting address 32, error -62
[ 1272.928110] usb 2-4: new low-speed USB device number 33 using ohci-pci
[ 1273.336121] usb 2-4: device not accepting address 33, error -62
[ 1273.336200] usb usb2-port4: unable to enumerate USB device
[ 1280.332143] usb 2-4: new low-speed USB device number 34 using ohci-pci
[ 1280.512119] usb 2-4: device descriptor read/64, error -62
[ 1280.796123] usb 2-4: device descriptor read/64, error -62
[ 1281.076223] usb 2-4: new low-speed USB device number 35 using ohci-pci
[ 1281.256121] usb 2-4: device descriptor read/64, error -62
[ 1281.540121] usb 2-4: device descriptor read/64, error -62