I am experiencing the same problem on MSI U270. [ 67.628309] usb 1-1: new high speed USB device number 4 using ehci_hcd [ 68.062136] usbcore: registered new interface driver uas [ 68.082139] Initializing USB Mass Storage driver... [ 68.082788] scsi7 : usb-storage 1-1:1.0 [ 68.082956] usbcore: registered new interface driver usb-storage [ 68.082960] USB Mass Storage support registered. [ 69.086817] scsi 7:0:0:0: Direct-Access USB 2.0 Flash Disk 0.00 PQ: 0 ANSI: 2 [ 69.087102] scsi: killing requests for dead queue [ 69.092690] scsi: killing requests for dead queue [ 69.108587] scsi: killing requests for dead queue [ 69.120688] scsi: killing requests for dead queue [ 69.121119] scsi: killing requests for dead queue [ 69.125001] scsi: killing requests for dead queue [ 69.125435] scsi: killing requests for dead queue [ 69.129002] scsi: killing requests for dead queue [ 69.129645] sd 7:0:0:0: Attached scsi generic sg2 type 0 [ 69.134487] sd 7:0:0:0: [sdc] 3948543 512-byte logical blocks: (2.02 GB/1.88 GiB) [ 69.135105] sd 7:0:0:0: [sdc] Write Protect is off [ 69.135113] sd 7:0:0:0: [sdc] Mode Sense: 00 00 00 00 [ 69.135936] sd 7:0:0:0: [sdc] Asking for cache data failed [ 69.135944] sd 7:0:0:0: [sdc] Assuming drive cache: write through [ 69.146022] sd 7:0:0:0: [sdc] Asking for cache data failed [ 69.146040] sd 7:0:0:0: [sdc] Assuming drive cache: write through [ 69.256984] sdc: sdc1 [ 69.260342] sd 7:0:0:0: [sdc] Asking for cache data failed [ 69.260353] sd 7:0:0:0: [sdc] Assuming drive cache: write through [ 69.260359] sd 7:0:0:0: [sdc] Attached SCSI removable disk [ 121.207378] ehci_hcd 0000:00:12.2: force halt; handshake f8416024 00004000 00000000 -> -110 [ 121.207393] ehci_hcd 0000:00:12.2: HC died; cleaning up [ 121.207448] usb 1-1: USB disconnect, device number 4 [ 121.268217] sd 7:0:0:0: [sdc] Unhandled error code [ 121.268231] sd 7:0:0:0: [sdc] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 121.268245] sd 7:0:0:0: [sdc] CDB: Write(10): 2a 00 00 00 1f 0a 00 00 f0 00 [ 121.268274] end_request: I/O error, dev sdc, sector 7946 [ 121.268422] sd 7:0:0:0: [sdc] Unhandled error code [ 121.268430] sd 7:0:0:0: [sdc] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK [ 121.268441] sd 7:0:0:0: [sdc] CDB: Write(10): 2a 00 00 00 1f fa 00 00 09 00 [ 121.268465] end_request: I/O error, dev sdc, sector 8186 [ 121.284483] scsi: killing requests for dead queue [ 121.287285] usb 1-4: USB disconnect, device number 3 [ 121.312335] scsi: killing requests for dead queue
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/795626 Title: ehci_hcd fatal error - USB devices randomly crash To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/795626/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
