host machine dmesg output

[13452.891923] usb 1-1: new full-speed USB device number 32 using xhci_hcd
[13453.041961] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a5
[13453.041976] usb 1-1: New USB device strings: Mfr=2, Product=3, SerialNumber=0
[13453.041985] usb 1-1: Product: Mass Storage Gadget
[13453.041993] usb 1-1: Manufacturer: Linux 3.4.108-bananian with sw_usb_udc
[13453.057434] usb-storage 1-1:1.0: USB Mass Storage device detected
[13453.057601] usb-storage 1-1:1.0: Quirks match for vid 0525 pid a4a5: 10000
[13453.057664] scsi host9: usb-storage 1-1:1.0
[13454.057744] scsi 9:0:0:0: Direct-Access     Linux    File-CD Gadget   0333 PQ: 0 ANSI: 2
[13454.058489] sd 9:0:0:0: Attached scsi generic sg2 type 0
[13454.058914] sd 9:0:0:0: [sdc] 131072 512-byte logical blocks: (67.1 MB/64.0 MiB)
[13457.172976] usb 1-1: reset full-speed USB device number 32 using xhci_hcd
[13457.284909] usb 1-1: device descriptor read/64, error -71
[13457.501165] usb 1-1: device descriptor read/64, error -71
[13457.717365] usb 1-1: reset full-speed USB device number 32 using xhci_hcd
[13457.829496] usb 1-1: device descriptor read/64, error -71
[13458.045722] usb 1-1: device descriptor read/64, error -71
[13458.261911] usb 1-1: reset full-speed USB device number 32 using xhci_hcd
[13458.262087] usb 1-1: Device not responding to setup address.
[13458.466335] usb 1-1: Device not responding to setup address.
[13458.670418] usb 1-1: device not accepting address 32, error -71
[13458.782595] usb 1-1: reset full-speed USB device number 32 using xhci_hcd
[13458.782818] usb 1-1: Device not responding to setup address.
[13458.986926] usb 1-1: Device not responding to setup address.
[13459.190976] usb 1-1: device not accepting address 32, error -71
[13459.191261] usb 1-1: USB disconnect, device number 32
[13459.198978] sd 9:0:0:0: [sdc] Write Protect is on
[13459.198989] sd 9:0:0:0: [sdc] Mode Sense: 00 01 ff ff
[13459.199109] sd 9:0:0:0: [sdc] No Caching mode page found
[13459.199120] sd 9:0:0:0: [sdc] Assuming drive cache: write through
[13459.199745] sd 9:0:0:0: [sdc] Attached SCSI removable disk
[13459.211472] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff880127a8c000
[13459.211483] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff880127a8c048
[13459.323158] usb 1-1: new full-speed USB device number 33 using xhci_hcd
[13459.435317] usb 1-1: device descriptor read/64, error -71
[13459.651569] usb 1-1: device descriptor read/64, error -71
[13459.867686] usb 1-1: new full-speed USB device number 34 using xhci_hcd
[13459.979905] usb 1-1: device descriptor read/64, error -71
[13460.196158] usb 1-1: device descriptor read/64, error -71
[13460.412239] usb 1-1: new full-speed USB device number 35 using xhci_hcd
[13460.412421] usb 1-1: Device not responding to setup address.
[13460.616764] usb 1-1: Device not responding to setup address.
[13460.820729] usb 1-1: device not accepting address 35, error -71
[13460.932933] usb 1-1: new full-speed USB device number 36 using xhci_hcd
[13460.933131] usb 1-1: Device not responding to setup address.
[13461.137336] usb 1-1: Device not responding to setup address.
[13461.341383] usb 1-1: device not accepting address 36, error -71
[13461.341465] usb usb1-port1: unable to enumerate USB device
[13471.521467] perf interrupt took too long (2531 > 2500), lowering kernel.perf_event_max_sample_rate to 50000
[13745.915104] sd 7:0:0:0: [sdb] 15523840 512-byte logical blocks: (7.94 GB/7.40 GiB)
[13745.917678]  sdb: sdb1 sdb2
[13746.234499] EXT4-fs (sdb2): warning: mounting unchecked fs, running e2fsck is recommended
[13746.238426] EXT4-fs (sdb2): mounted filesystem without journal. Opts: (null)
[13746.244603] FAT-fs (sdb1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[14533.742607] sd 7:0:0:0: [sdb] 15523840 512-byte logical blocks: (7.94 GB/7.40 GiB)
[14533.744773]  sdb: sdb1 sdb2
[14533.923390] FAT-fs (sdb1): Volume was not properly unmounted. Some data may be corrupt. Please run fsck.
[14533.962691] EXT4-fs (sdb2): warning: mounting unchecked fs, running e2fsck is recommended
[14533.966111] EXT4-fs (sdb2): mounted filesystem without journal. Opts: (null)
[17779.964706] usb 1-1: new full-speed USB device number 37 using xhci_hcd
[17780.114433] usb 1-1: New USB device found, idVendor=0525, idProduct=a4a5
[17780.114443] usb 1-1: New USB device strings: Mfr=2, Product=3, SerialNumber=0
[17780.114448] usb 1-1: Product: Mass Storage Gadget
[17780.114452] usb 1-1: Manufacturer: Linux 3.4.108-bananian with sw_usb_udc
[17780.130033] usb-storage 1-1:1.0: USB Mass Storage device detected
[17780.130388] usb-storage 1-1:1.0: Quirks match for vid 0525 pid a4a5: 10000
[17780.130591] scsi host10: usb-storage 1-1:1.0
[17781.130800] scsi 10:0:0:0: Direct-Access     Linux    File-CD Gadget   0333 PQ: 0 ANSI: 2
[17781.132253] sd 10:0:0:0: Attached scsi generic sg2 type 0
[17781.135047] sd 10:0:0:0: [sdc] 131072 512-byte logical blocks: (67.1 MB/64.0 MiB)
[17784.249668] usb 1-1: reset full-speed USB device number 37 using xhci_hcd
[17784.361617] usb 1-1: device descriptor read/64, error -71
[17784.577856] usb 1-1: device descriptor read/64, error -71
[17784.794195] usb 1-1: reset full-speed USB device number 37 using xhci_hcd
[17784.906275] usb 1-1: device descriptor read/64, error -71
[17785.122552] usb 1-1: device descriptor read/64, error -71
[17785.338865] usb 1-1: reset full-speed USB device number 37 using xhci_hcd
[17785.339061] usb 1-1: Device not responding to setup address.
[17785.543192] usb 1-1: Device not responding to setup address.
[17785.747171] usb 1-1: device not accepting address 37, error -71
[17785.859408] usb 1-1: reset full-speed USB device number 37 using xhci_hcd
[17785.859603] usb 1-1: Device not responding to setup address.
[17786.063744] usb 1-1: Device not responding to setup address.
[17786.267789] usb 1-1: device not accepting address 37, error -71
[17786.267989] usb 1-1: USB disconnect, device number 37
[17786.275826] sd 10:0:0:0: [sdc] Write Protect is on
[17786.275848] sd 10:0:0:0: [sdc] Mode Sense: 00 01 ff ff
[17786.275932] sd 10:0:0:0: [sdc] No Caching mode page found
[17786.275949] sd 10:0:0:0: [sdc] Assuming drive cache: write through
[17786.276692] sd 10:0:0:0: [sdc] Attached SCSI removable disk
[17786.277760] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff88022b6e6e40
[17786.277768] xhci_hcd 0000:00:14.0: xHCI xhci_drop_endpoint called with disabled ep ffff88022b6e6e88
[17786.443971] usb 1-1: new full-speed USB device number 38 using xhci_hcd
[17786.556199] usb 1-1: device descriptor read/64, error -71
[17786.772406] usb 1-1: device descriptor read/64, error -71
[17786.988601] usb 1-1: new full-speed USB device number 39 using xhci_hcd
[17787.100694] usb 1-1: device descriptor read/64, error -71
[17787.317004] usb 1-1: device descriptor read/64, error -71
[17787.533242] usb 1-1: new full-speed USB device number 40 using xhci_hcd
[17787.533458] usb 1-1: Device not responding to setup address.
[17787.737572] usb 1-1: Device not responding to setup address.
[17787.941567] usb 1-1: device not accepting address 40, error -71
[17788.053690] usb 1-1: new full-speed USB device number 41 using xhci_hcd
[17788.053822] usb 1-1: Device not responding to setup address.
[17788.258052] usb 1-1: Device not responding to setup address.
[17788.462197] usb 1-1: device not accepting address 41, error -71
[17788.462265] usb usb1-port1: unable to enumerate USB device