Hardware: Acer Aspire One D522 Bus 002 Device 011: ID 0cf2:6250 ENE Technology, Inc. SD card reader (UB6250) Panasonic SD HC 16 GB class 10 CF Card (D075 svoea 109214 RP-SDW166) Card confirmed to be working in other notebook. tried with several combinations of the keucr and the ums_eneub6250 driver: Both there: (gibberish in scsi identifier; probably uninitialized values?) [ 8468.897480] usb usb2: usb wakeup-resume [ 8468.897499] usb usb2: usb auto-resume [ 8468.897577] ehci_hcd 0000:00:13.2: resume root hub [ 8468.938073] hub 2-0:1.0: hub_resume [ 8468.938183] hub 2-0:1.0: port 1: status 0507 change 0000 [ 8468.938202] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001803 0 ACK POWER sig=j CSC CONNECT [ 8468.938213] hub 2-0:1.0: port 2: status 0501 change 0001 [ 8469.039140] hub 2-0:1.0: state 7 ports 5 chg 0004 evt 0000 [ 8469.039259] hub 2-0:1.0: port 2, status 0501, change 0000, 480 Mb/s [ 8469.090319] ehci_hcd 0000:00:13.2: port 2 high speed [ 8469.090342] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [ 8469.141148] usb 2-2: new high speed USB device number 4 using ehci_hcd [ 8469.192293] ehci_hcd 0000:00:13.2: port 2 high speed [ 8469.192317] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [ 8469.256721] usb 2-2: default language 0x0409 [ 8469.258589] usb 2-2: udev 4, busnum 2, minor = 131 [ 8469.258605] usb 2-2: New USB device found, idVendor=0cf2, idProduct=6250 [ 8469.258618] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=4 [ 8469.258628] usb 2-2: Product: UB6250 [ 8469.258636] usb 2-2: Manufacturer: ENE Flash [ 8469.258643] usb 2-2: SerialNumber: 606569746801 [ 8469.258968] usb 2-2: usb_probe_device [ 8469.258981] usb 2-2: configuration #1 chosen from 1 choice [ 8469.259883] usb 2-2: adding 2-2:1.0 (config #1, interface 0) [ 8469.260631] drivers/usb/core/inode.c: creating file '004' [ 8469.323685] ums_eneub6250 2-2:1.0: usb_probe_interface [ 8469.323698] ums_eneub6250 2-2:1.0: usb_probe_interface - got id [ 8469.323958] scsi1 : usb-storage 2-2:1.0 [ 8469.330046] usbcore: registered new interface driver ums_eneub6250 [ 8469.358034] keucr: module is from the staging directory, the quality is unknown, you have been warned. [ 8469.359320] usb --- usb_stor_init start [ 8469.359434] usbcore: registered new interface driver eucr [ 8469.359443] ENE USB Mass Storage support registered. [ 8470.373543] scsi scan: INQUIRY result too short (5), using 36 [ 8470.373560] scsi: unknown device type 19 [ 8470.373576] scsi 1:0:0:0: Unknown K K PQ: 7 ANSI: 0 [ 8470.374076] scsi 1:0:0:0: Attached scsi generic sg1 type 19 (lsusb lists both modules) Removed keucr from the modules: [11093.069071] hub 2-0:1.0: hub_resume [11093.069179] hub 2-0:1.0: port 1: status 0507 change 0000 [11093.069198] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001803 0 ACK POWER sig=j CSC CONNECT [11093.069209] hub 2-0:1.0: port 2: status 0501 change 0001 [11093.170267] hub 2-0:1.0: state 7 ports 5 chg 0004 evt 0000 [11093.170387] hub 2-0:1.0: port 2, status 0501, change 0000, 480 Mb/s [11093.221309] ehci_hcd 0000:00:13.2: port 2 high speed [11093.221332] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [11093.272328] usb 2-2: new high speed USB device number 5 using ehci_hcd [11093.323278] ehci_hcd 0000:00:13.2: port 2 high speed [11093.323301] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [11093.387872] usb 2-2: default language 0x0409 [11093.388869] usb 2-2: udev 5, busnum 2, minor = 132 [11093.388880] usb 2-2: New USB device found, idVendor=0cf2, idProduct=6250 [11093.388894] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=4 [11093.388904] usb 2-2: Product: UB6250 [11093.388912] usb 2-2: Manufacturer: ENE Flash [11093.388919] usb 2-2: SerialNumber: 606569746801 [11093.389706] usb 2-2: usb_probe_device [11093.389720] usb 2-2: configuration #1 chosen from 1 choice [11093.390164] usb 2-2: adding 2-2:1.0 (config #1, interface 0) [11093.390334] ums_eneub6250 2-2:1.0: usb_probe_interface [11093.390344] ums_eneub6250 2-2:1.0: usb_probe_interface - got id [11093.392107] scsi2 : usb-storage 2-2:1.0 [11093.393546] drivers/usb/core/inode.c: creating file '005' [11094.401816] scsi scan: INQUIRY result too short (5), using 36 [11094.401841] scsi 2:0:0:0: Direct-Access PQ: 0 ANSI: 0 [11094.402878] sd 2:0:0:0: Attached scsi generic sg1 type 0 [11094.462448] sd 2:0:0:0: [sdb] Sector size 0 reported, assuming 512. [11094.462476] sd 2:0:0:0: [sdb] 1 512-byte logical blocks: (512 B/512 B) [11094.462485] sd 2:0:0:0: [sdb] 0-byte physical blocks [11094.485442] sd 2:0:0:0: [sdb] Write Protect is off [11094.485465] sd 2:0:0:0: [sdb] Mode Sense: 00 00 00 00 [11094.510336] sd 2:0:0:0: [sdb] Asking for cache data failed [11094.510357] sd 2:0:0:0: [sdb] Assuming drive cache: write through [11094.556095] sd 2:0:0:0: [sdb] Sector size 0 reported, assuming 512. [11094.601974] sd 2:0:0:0: [sdb] Asking for cache data failed [11094.601990] sd 2:0:0:0: [sdb] Assuming drive cache: write through [11094.683151] sd 2:0:0:0: [sdb] Unhandled sense code [11094.683165] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11094.683177] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11094.683191] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11094.683206] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11094.683236] end_request: critical target error, dev sdb, sector 0 [11094.683246] Buffer I/O error on device sdb, logical block 0 [11094.683246] Buffer I/O error on device sdb, logical block 0 [11094.755907] sd 2:0:0:0: [sdb] Unhandled sense code [11094.755920] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11094.755932] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11094.755947] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11094.755961] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11094.755991] end_request: critical target error, dev sdb, sector 0 [11094.756001] Buffer I/O error on device sdb, logical block 0 [11094.756093] sdb: unable to read partition table [11094.834463] sd 2:0:0:0: [sdb] Sector size 0 reported, assuming 512. [11094.933337] sd 2:0:0:0: [sdb] Asking for cache data failed [11094.933351] sd 2:0:0:0: [sdb] Assuming drive cache: write through [11094.933361] sd 2:0:0:0: [sdb] Attached SCSI disk [11095.034468] sd 2:0:0:0: [sdb] Unhandled sense code [11095.034482] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11095.034493] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11095.034509] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11095.034524] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11095.034556] end_request: critical target error, dev sdb, sector 0 [11095.034566] Buffer I/O error on device sdb, logical block 0 [11095.105050] sd 2:0:0:0: [sdb] Unhandled sense code [11095.105064] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11095.105075] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11095.105089] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11095.105103] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11095.105134] end_request: critical target error, dev sdb, sector 0 [11095.105145] Buffer I/O error on device sdb, logical block 0 [11095.209521] sd 2:0:0:0: [sdb] Unhandled sense code [11095.209535] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11095.209547] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11095.209562] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11095.209577] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11095.209607] end_request: critical target error, dev sdb, sector 0 [11095.209618] Buffer I/O error on device sdb, logical block 0 [11095.279581] sd 2:0:0:0: [sdb] Unhandled sense code [11095.279594] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11095.279606] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11095.279621] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11095.279636] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11095.279667] end_request: critical target error, dev sdb, sector 0 [11095.279678] Buffer I/O error on device sdb, logical block 0 [11095.354946] sd 2:0:0:0: [sdb] Unhandled sense code [11095.354959] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11095.354971] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11095.354986] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found [11095.355001] sd 2:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11095.355070] end_request: critical target error, dev sdb, sector 0 [11095.355086] Buffer I/O error on device sdb, logical block 0 [11095.419479] sd 2:0:0:0: [sdb] Unhandled sense code [11095.419494] sd 2:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11095.419505] sd 2:0:0:0: [sdb] Sense Key : Medium Error [current] [11095.419520] sd 2:0:0:0: [sdb] Add. Sense: Recorded entity not found ...and several more of these error messages... with keucr rmmod'ed: [11553.744316] ehci_hcd 0000:00:13.2: resume root hub [11553.785066] hub 2-0:1.0: hub_resume [11553.785108] hub 2-0:1.0: port 1: status 0507 change 0000 [11553.785130] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001803 0 ACK POWER sig=j CSC CONNECT [11553.785144] hub 2-0:1.0: port 2: status 0501 change 0001 [11553.886112] hub 2-0:1.0: state 7 ports 5 chg 0004 evt 0000 [11553.886187] hub 2-0:1.0: port 2, status 0501, change 0000, 480 Mb/s [11553.937248] ehci_hcd 0000:00:13.2: port 2 high speed [11553.937271] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [11553.988325] usb 2-2: new high speed USB device number 6 using ehci_hcd [11554.039306] ehci_hcd 0000:00:13.2: port 2 high speed [11554.039329] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [11554.103572] usb 2-2: default language 0x0409 [11554.104321] usb 2-2: udev 6, busnum 2, minor = 133 [11554.104334] usb 2-2: New USB device found, idVendor=0cf2, idProduct=6250 [11554.104346] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=4 [11554.104354] usb 2-2: Product: UB6250 [11554.104361] usb 2-2: Manufacturer: ENE Flash [11554.104368] usb 2-2: SerialNumber: 606569746801 [11554.104680] usb 2-2: usb_probe_device [11554.104692] usb 2-2: configuration #1 chosen from 1 choice [11554.105588] usb 2-2: adding 2-2:1.0 (config #1, interface 0) [11554.105726] ums_eneub6250 2-2:1.0: usb_probe_interface [11554.105734] ums_eneub6250 2-2:1.0: usb_probe_interface - got id [11554.112156] scsi3 : usb-storage 2-2:1.0 [11554.114197] drivers/usb/core/inode.c: creating file '006' [11554.138167] keucr: module is from the staging directory, the quality is unknown, you have been warned. [11554.141003] usb --- usb_stor_init start [11554.142282] usbcore: registered new interface driver eucr [11554.142295] ENE USB Mass Storage support registered. [11555.121347] scsi scan: INQUIRY result too short (5), using 36 [11555.121372] scsi 3:0:0:0: Direct-Access PQ: 0 ANSI: 0 [11555.121967] sd 3:0:0:0: Attached scsi generic sg1 type 0 [11555.174674] sd 3:0:0:0: [sdb] Sector size 0 reported, assuming 512. [11555.174694] sd 3:0:0:0: [sdb] 1 512-byte logical blocks: (512 B/512 B) [11555.174703] sd 3:0:0:0: [sdb] 0-byte physical blocks [11555.194810] sd 3:0:0:0: [sdb] Write Protect is off [11555.194826] sd 3:0:0:0: [sdb] Mode Sense: 00 00 00 00 [11555.209717] sd 3:0:0:0: [sdb] Asking for cache data failed [11555.209734] sd 3:0:0:0: [sdb] Assuming drive cache: write through [11555.258639] sd 3:0:0:0: [sdb] Unsupported sector size 25755392. [11555.258660] sd 3:0:0:0: [sdb] 0 512-byte logical blocks: (0 B/0 B) [11555.258669] sd 3:0:0:0: [sdb] 25755392-byte physical blocks [11555.312625] sd 3:0:0:0: [sdb] Incomplete mode parameter data [11555.312639] sd 3:0:0:0: [sdb] Assuming drive cache: write through [11555.312650] sdb: detected capacity change from 512 to 0 [11555.379236] sd 3:0:0:0: [sdb] Sector size 0 reported, assuming 512. [11555.379257] sd 3:0:0:0: [sdb] 1 512-byte logical blocks: (512 B/512 B) [11555.379265] sd 3:0:0:0: [sdb] 0-byte physical blocks [11555.470131] sd 3:0:0:0: [sdb] Asking for cache data failed [11555.470145] sd 3:0:0:0: [sdb] Assuming drive cache: write through [11555.470155] sd 3:0:0:0: [sdb] Attached SCSI disk [11555.572565] sd 3:0:0:0: [sdb] Unhandled sense code [11555.572578] sd 3:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11555.572590] sd 3:0:0:0: [sdb] Sense Key : Medium Error [current] [11555.572604] sd 3:0:0:0: [sdb] Add. Sense: Recorded entity not found [11555.572619] sd 3:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11555.572649] end_request: critical target error, dev sdb, sector 0 [11555.572659] quiet_error: 8 callbacks suppressed [11555.572666] Buffer I/O error on device sdb, logical block 0 [11555.642256] sd 3:0:0:0: [sdb] Unhandled sense code [11555.642270] sd 3:0:0:0: [sdb] Result: hostbyte=invalid driverbyte=DRIVER_SENSE [11555.642282] sd 3:0:0:0: [sdb] Sense Key : Medium Error [current] [11555.642296] sd 3:0:0:0: [sdb] Add. Sense: Recorded entity not found [11555.642311] sd 3:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 01 00 [11555.642341] end_request: critical target error, dev sdb, sector 0 ... and more of those errors without ums_eneub6250: [11660.891371] ehci_hcd 0000:00:13.2: port 2 high speed [11660.891394] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [11660.942294] usb 2-2: new high speed USB device number 7 using ehci_hcd [11660.993346] ehci_hcd 0000:00:13.2: port 2 high speed [11660.993369] ehci_hcd 0000:00:13.2: GetStatus port:2 status 001005 0 ACK POWER sig=se0 PE CONNECT [11661.058114] usb 2-2: default language 0x0409 [11661.058894] usb 2-2: udev 7, busnum 2, minor = 134 [11661.058909] usb 2-2: New USB device found, idVendor=0cf2, idProduct=6250 [11661.058922] usb 2-2: New USB device strings: Mfr=1, Product=2, SerialNumber=4 [11661.058931] usb 2-2: Product: UB6250 [11661.058939] usb 2-2: Manufacturer: ENE Flash [11661.058946] usb 2-2: SerialNumber: 606569746801 [11661.059809] usb 2-2: usb_probe_device [11661.059823] usb 2-2: configuration #1 chosen from 1 choice [11661.060336] usb 2-2: adding 2-2:1.0 (config #1, interface 0) [11661.060807] drivers/usb/core/inode.c: creating file '007' [11661.086983] keucr: module is from the staging directory, the quality is unknown, you have been warned. [11661.089982] usb --- usb_stor_init start [11661.090324] eucr 2-2:1.0: usb_probe_interface [11661.090334] eucr 2-2:1.0: usb_probe_interface - got id [11661.090344] usb --- eucr_probe [11661.095289] usb --- associate_dev [11661.095312] usb --- get_device_info [11661.095318] usb --- get_transport [11661.095322] usb --- get_protocol [11661.095328] us->pusb_dev->descriptor.idVendor = cf2 [11661.095333] us->pusb_dev->descriptor.idProduct = 6250 [11661.095338] usb --- get_pipes [11661.095343] usb --- usb_stor_acquire_resources [11661.095429] scsi4 : SCSI emulation for USB Mass Storage devices [11661.095825] usb --- usb_stor_control_thread [11661.095913] usb --- usb_stor_scan_thread [11661.095919] EUCR : device found at 7 [11661.096991] usb --- quiesce_and_remove_host [11661.097403] keucr: The driver only supports SM/MS card. To use SD card, please build driver/usb/storage/ums-eneub6250.ko [11661.097412] usb --- eucr_probe failed [11661.097417] usb --- release_everything [11661.097422] usb --- usb_stor_release_resources [11661.097428] SM_FreeMem start [11661.097664] usb --- dissociate_dev [11661.097782] usbcore: registered new interface driver eucr [11661.097789] ENE USB Mass Storage support registered. [11786.394591] hub 2-0:1.0: state 7 ports 5 chg 0000 evt 0004 Kernel: Linux version 3.1.0-rc1+ (willi@potzblitz) (gcc version 4.6.1 (Debian 4.6.1-4) ) #2 SMP Thu Aug 11 09:37:04 UTC 2011 00:00.0 Host bridge: Advanced Micro Devices [AMD] Family 14h Processor Root Complex 00:01.0 VGA compatible controller: ATI Technologies Inc Device 9804 00:01.1 Audio device: ATI Technologies Inc Wrestler HDMI Audio [Radeon HD 6250/6310] 00:11.0 SATA controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 SATA Controller [AHCI mode] 00:12.0 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller 00:12.2 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller 00:13.0 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB OHCI0 Controller 00:13.2 USB Controller: ATI Technologies Inc SB7x0/SB8x0/SB9x0 USB EHCI Controller 00:14.0 SMBus: ATI Technologies Inc SBx00 SMBus Controller (rev 42) 00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia (Intel HDA) (rev 40) 00:14.3 ISA bridge: ATI Technologies Inc SB7x0/SB8x0/SB9x0 LPC host controller (rev 40) 00:14.4 PCI bridge: ATI Technologies Inc SBx00 PCI to PCI Bridge (rev 40) 00:15.0 PCI bridge: ATI Technologies Inc SB700/SB800 PCI to PCI bridge (PCIE port 0) 00:15.2 PCI bridge: ATI Technologies Inc Device 43a2 00:15.3 PCI bridge: ATI Technologies Inc Device 43a3 00:18.0 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 0 (rev 43) 00:18.1 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 1 00:18.2 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 2 00:18.3 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 3 00:18.4 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 4 00:18.5 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 6 00:18.6 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 5 00:18.7 Host bridge: Advanced Micro Devices [AMD] Family 12h/14h Processor Function 7 06:00.0 Ethernet controller: Atheros Communications AR8152 v2.0 Fast Ethernet (rev c1) 07:00.0 Network controller: Atheros Communications Inc. AR9285 Wireless Network Adapter (PCI-Express) (rev 01) Bus 002 Device 002: ID 04f2:b1d8 Chicony Electronics Co., Ltd Bus 002 Device 012: ID 0cf2:6250 ENE Technology, Inc. SD card reader (UB6250) Bus 004 Device 004: ID 0cf3:3005 Atheros Communications, Inc.