I have a DELL E7250 Latitude and after the upgrade from 15.04 my SD cardreader cannot read the Kingston 64GB SDXC anymore. Same error messages in dmesg:
[ 1.886833] sdhci: Timeout waiting for Buffer Read Ready interrupt during tuning procedure, falling back to fixed sampling clock [ 1.888611] mmc0: tuning execution failed [ 1.888616] mmc0: error -5 whilst initialising SD card lspci output fom kernel 4.2.0-18 01:00.0 SD Host controller: O2 Micro, Inc. SD/MMC Card Reader Controller (rev 01) (prog-if 01) Subsystem: Dell Device 062d Flags: bus master, fast devsel, latency 0, IRQ 16 Memory at f7101000 (32-bit, non-prefetchable) [size=4K] Memory at f7100000 (32-bit, non-prefetchable) [size=2K] Capabilities: [6c] Power Management version 3 Capabilities: [48] MSI: Enable- Count=1/1 Maskable+ 64bit+ Capabilities: [80] Express Endpoint, MSI 00 Capabilities: [100] Virtual Channel Capabilities: [230] Latency Tolerance Reporting Capabilities: [240] L1 PM Substates Kernel driver in use: sdhci-pci -- 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/1509119 Title: Dell Venue pro 11 7140 card reader not working. Status in linux package in Ubuntu: Incomplete Bug description: 128gb card not seen in Ubuntu 15.10. Have rebooted system with card fitted and does not appear, have removed and refitted card while in desktop. Card reader was usable in 14.04.3 LTS. ProblemType: Bug DistroRelease: Ubuntu 15.10 Package: linux-image-4.2.0-16-generic 4.2.0-16.19 [modified: boot/vmlinuz-4.2.0-16-generic] ProcVersionSignature: Ubuntu 4.2.0-16.19-generic 4.2.3 Uname: Linux 4.2.0-16-generic x86_64 ApportVersion: 2.19.1-0ubuntu3 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: ceuotc 1567 F.... pulseaudio /dev/snd/controlC1: ceuotc 1567 F.... pulseaudio CurrentDesktop: Unity Date: Thu Oct 22 23:23:25 2015 HibernationDevice: RESUME=UUID=72ba1a88-85dd-44eb-a125-23f0fbb6b49c InstallationDate: Installed on 2015-10-22 (0 days ago) InstallationMedia: Ubuntu 15.10 "Wily Werewolf" - Release amd64 (20151021) MachineType: Dell Inc. Venue 11 Pro 7140 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.2.0-16-generic.efi.signed root=UUID=6a06fb00-5591-4589-9f7e-2ebbd6ba9be6 ro quiet splash vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-4.2.0-16-generic N/A linux-backports-modules-4.2.0-16-generic N/A linux-firmware 1.149 SourcePackage: linux UdevLog: Error: [Errno 2] No such file or directory: '/var/log/udev' UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 08/11/2015 dmi.bios.vendor: Dell Inc. dmi.bios.version: A08 dmi.board.name: 0HM7YW dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.modalias: dmi:bvnDellInc.:bvrA08:bd08/11/2015:svnDellInc.:pnVenue11Pro7140:pvr:rvnDellInc.:rn0HM7YW:rvrA00:cvnDellInc.:ct8:cvr: dmi.product.name: Venue 11 Pro 7140 dmi.sys.vendor: Dell Inc. To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1509119/+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