chen@chen-Server:~/bug$ ls *.deb linux-headers-3.14.1-031401_3.14.1-031401.201404141220_all.deb linux-headers-3.14.1-031401-generic_3.14.1-031401.201404141220_amd64.deb linux-image-3.14.1-031401-generic_3.14.1-031401.201404141220_amd64.deb
** Tags added: kernel-bug-exists-upstream kernel-bug-exists- upstream-3.14.1-trusty ** Changed in: linux (Ubuntu) Status: Incomplete => Confirmed -- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1441104 Title: USB 3.0 storage safely remove issue: re-detect the device(that I have removed already) soon Status in linux package in Ubuntu: Confirmed Bug description: I have a USB 3.0 Hard Disk, a USB 3.0 Flash storage, and a 4GB micro SD with USB 2.0 SD card. When I unmount devices, they still show up when I execute the command. For example, when I plug in my USB 3.0 flash storage to my PC's USB 3.0 port: $ df -h ... /dev/sdc1 30G 17G 13G 57% /media/chen/MyFlash I ummount it and safely remove it, and run df -h, you will see it: $ sudo umount /dev/sdc1 ... $ sudo udisks --detach /dev/sdc $ df -h ... /dev/sdc1 30G 17G 13G 57% /media/chen/MyFlash (4)Oops, The issue is an nightmare!! :( Please see the log ) $ sudo lspci -vnvn > lspci-vnvn.usbstorage_usb3.0.log ======================================================== The behavior of my USB 3.0 Hard disk is same. (1) I plug in my USB 3.0 Hard disk to my pc's USB 3.0 port( the same port ). (2) My computer detect my storage soon and automatically mount it. $ df -h ... /dev/sdc1 932G 205M 932G 1% /media/chen/陈家胜 (3) I ummount it and safely remove it, and run df -h, you will see it: $ sudo umount /dev/sdc1 [sudo] password for chen: ... $ sudo udisks --detach /dev/sdc $ df -h ... /dev/sdc1 932G 205M 932G 1% /media/chen/陈家胜 (4) :( Please see the log: $ sudo lspci -vnvn > lspci-vnvn.usbharddisk_usb3.0.log (5)And I just realize lspci have no information usb storage, so: $ lsusb > lsusb3.0harddisk.log (6)I unplug my HD and plug in my storage. $ lsusb > lsusb3.0storage.log ===================================================================================== And Have a try that plug in my micro sd card with card reader to USB 3.0 port( the same port ): (1) plug in my micro sd card , and : $ df -h ... /dev/sdd4 3.7G 38M 3.7G 2% /media/chen/DiskGenius (2) lsusb: $ lsusb ( because i plug in my USB Storage to another usb 3.0 port, so my sd card is /dev/sdd4 ) ( Why i plug in my USB Storage is that i want get string of "Teclast CoolFlash USB3.0" ) ( from gnome-disks And I forgot unplug it...) Bus 002 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:8008 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 013: ID 13fe:5500 Kingston Technology Company Inc. Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 004: ID 8087:07dc Intel Corp. Bus 003 Device 003: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 003 Device 002: ID 24ae:2000 Bus 003 Device 008: ID 05e3:0723 Genesys Logic, Inc. GL827L SD/MMC/MS Flash Card Reader Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub (3)And then unmount and safely remove my sd card and ... : chen@chen-Server:~/bug$ df -h 文件系统 容量 已用 可用 已用% 挂载点 ... /dev/sdd4 3.7G 38M 3.7G 2% /media/chen/DiskGenius chen@chen-Server:~/bug$ lsusb Bus 002 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:8008 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 013: ID 13fe:5500 Kingston Technology Company Inc. Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 004: ID 8087:07dc Intel Corp. Bus 003 Device 003: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 003 Device 002: ID 24ae:2000 Bus 003 Device 008: ID 05e3:0723 Genesys Logic, Inc. GL827L SD/MMC/MS Flash Card Reader Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub chen@chen-Server:~/bug$ sudo umount /dev/sdd4 [sudo] password for chen: chen@chen-Server:~/bug$ sudo udisks --detach /dev/sdc chen@chen-Server:~/bug$ sudo udisks --detach /dev/sdd chen@chen-Server:~/bug$ lsusb Bus 002 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:8008 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 014: ID 13fe:5500 Kingston Technology Company Inc. Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 004: ID 8087:07dc Intel Corp. Bus 003 Device 003: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 003 Device 002: ID 24ae:2000 Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub (You can see I did a mistake, I udisks --detach /dev/sdc ... I hopt that not distract you ...) (And the led of card reader if off ) =================================================================================================== let's see what happen when I plug in my USB3.0 Flash Storage into USB 2.0 port: (1)Plug in USB 3.0 Flash storage into USB 2.0 port chen@chen-Server:~/bug$ df -h 文件系统 容量 已用 可用 已用% 挂载点 ... /dev/sdc1 30G 17G 13G 57% /media/chen/MyFlash chen@chen-Server:~/bug$ lsusb Bus 002 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:8008 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 009: ID 8087:07dc Intel Corp. Bus 003 Device 003: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 003 Device 002: ID 24ae:2000 Bus 003 Device 010: ID 13fe:5500 Kingston Technology Company Inc. Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub (2)And unmount and safely remove it: chen@chen-Server:~/bug$ sudo umount /dev/sdc1 chen@chen-Server:~/bug$ sudo udisks --detach /dev/sdc chen@chen-Server:~/bug$ lsusb Bus 002 Device 002: ID 8087:8000 Intel Corp. Bus 002 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 001 Device 002: ID 8087:8008 Intel Corp. Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub Bus 004 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub Bus 003 Device 009: ID 8087:07dc Intel Corp. Bus 003 Device 003: ID 1a86:7523 QinHeng Electronics HL-340 USB-Serial adapter Bus 003 Device 002: ID 24ae:2000 Bus 003 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub chen@chen-Server:~/bug$ (The led of FLASH storage is off) ================================================= I have a try again: I push in USB 3.0 Flash storage into USB 3.0 Port. I unmount and safely remove it. The led of Flash Storage ==> on ==> off =(after 0.7 second)=> on. This operation , I won't do it on my Hard Disk...... and it seem some problems with my hard disk [ASMedia Technology Inc. ASMedia 2105 SATA bridge] between usb 2.0 driver ;) --- ApportVersion: 2.14.1-0ubuntu3.8 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC1: chen 1921 F.... pulseaudio /dev/snd/controlC0: chen 1921 F.... pulseaudio CurrentDesktop: Unity DistroRelease: Ubuntu 14.04 InstallationDate: Installed on 2014-12-18 (109 days ago) InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417) MachineType: MSI MS-7851 Package: linux (not installed) ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.13.0-48-generic root=UUID=12124a3b-f21c-46ab-a265-b1f37918e964 ro quiet splash vt.handoff=7 ProcVersionSignature: Ubuntu 3.13.0-48.80-generic 3.13.11-ckt16 RelatedPackageVersions: linux-restricted-modules-3.13.0-48-generic N/A linux-backports-modules-3.13.0-48-generic N/A linux-firmware 1.127.11 Tags: trusty Uname: Linux 3.13.0-48-generic x86_64 UpgradeStatus: No upgrade log present (probably fresh install) UserGroups: adm cdrom dip lpadmin plugdev sambashare sudo _MarkForUpload: True dmi.bios.date: 07/17/2014 dmi.bios.vendor: American Megatrends Inc. dmi.bios.version: V3.6 dmi.board.asset.tag: To be filled by O.E.M. dmi.board.name: B85I (MS-7851) dmi.board.vendor: MSI dmi.board.version: 1.0 dmi.chassis.asset.tag: To be filled by O.E.M. dmi.chassis.type: 3 dmi.chassis.vendor: MSI dmi.chassis.version: 1.0 dmi.modalias: dmi:bvnAmericanMegatrendsInc.:bvrV3.6:bd07/17/2014:svnMSI:pnMS-7851:pvr1.0:rvnMSI:rnB85I(MS-7851):rvr1.0:cvnMSI:ct3:cvr1.0: dmi.product.name: MS-7851 dmi.product.version: 1.0 dmi.sys.vendor: MSI To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1441104/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp