MBonne, thank you for reporting this and helping make Ubuntu better. Could you please test the latest upstream kernel available (the one all the way at the top, and not the daily folder) following https://wiki.ubuntu.com/KernelMainlineBuilds ? It will allow additional upstream developers to examine the issue. Once you've tested the upstream kernel, please comment on which kernel version specifically you tested. If this bug is fixed in the mainline kernel, please add the following tags: kernel-fixed-upstream kernel-fixed-upstream-VERSION-NUMBER
where VERSION-NUMBER is the version number of the kernel you tested. For example: kernel-fixed-upstream-3.15-rc8 This can be done by clicking on the yellow circle with a black pencil icon next to the word Tags located at the bottom of the bug description. As well, please remove the tag: needs-upstream-testing If the mainline kernel does not fix this bug, please add the following tags: kernel-bug-exists-upstream kernel-bug-exists-upstream-VERSION-NUMBER As well, please remove the tag: needs-upstream-testing Once testing of the upstream kernel is complete, please mark this bug's Status as Confirmed. Please let us know your results. Thank you for your understanding. ** Tags added: latest-bios-2.21 ** Changed in: linux (Ubuntu) Importance: Undecided => Medium ** Changed in: linux (Ubuntu) Status: Confirmed => Incomplete ** Summary changed: - Broadcom BCM57765/57785 SD card reader does not work reliably under xubuntu 14.04 + [Acer Aspire V5-131] Broadcom BCM57765/57785 SD card reader does not work reliably under xubuntu 14.04 ** Description changed: - I think this bug is similar to - https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1307674 - but I open a separate bug in case it isn't (Acer Aspire V5-131 latest bios, instead of MacBook Pro / different SD-cards used). - To replicate the bug: - "SD-card 4GB": Sandisk Extreme III SDHC 6 4GB "SD-card 8GB": Sandisk Ultra SDHC 6 8GB "SD-card 16GB": Sandisk Ultra SDHC I 6 16GB The three cards are not write protected and can be read/written to on xubuntu 14.04 using a usb card reader. Wifi is on, ethernet is off (no plug connected) Insert "SD 4GB" no action, the sd-card is not mounted on the desktop dmesg [ 1251.864572] mmc0: Timeout waiting for hardware interrupt. [ 1261.873344] mmc0: Timeout waiting for hardware interrupt. remove card [ 1267.803266] mmc0: Card removed during transfer! [ 1267.803280] mmc0: Resetting controller. Insert "SD 8GB" no action, the sd-card is not mounted on the desktop [ 1294.297766] mmc0: Timeout waiting for hardware interrupt. [ 1304.306477] mmc0: Timeout waiting for hardware interrupt. remove card [ 1314.041923] mmc0: Card removed during transfer! [ 1314.041936] mmc0: Resetting controller. Insert "SD 16GB" no action, the sd-card is not mounted on the desktop [ 1340.024393] mmc0: Timeout waiting for hardware interrupt. [ 1350.033134] mmc0: Timeout waiting for hardware interrupt. remove card [ 1350.965464] mmc0: Card removed during transfer! [ 1350.965476] mmc0: Resetting controller. Turn off wifi Plug ethernet cable [ 1366.425891] wlan0: deauthenticating from xxxxxxxxxxxxxxxx by local choice (reason=3) [ 1366.484200] cfg80211: Calling CRDA to update world regulatory domain [ 1366.486303] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 1366.490460] cfg80211: World regulatory domain updated: [ 1366.490466] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 1366.490470] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1366.490474] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1366.490476] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 1366.490479] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1366.490482] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1399.174151] tg3 0000:04:00.0 eth0: Link is up at 1000 Mbps, full duplex [ 1399.174175] tg3 0000:04:00.0 eth0: Flow control is on for TX and on for RX [ 1399.174180] tg3 0000:04:00.0 eth0: EEE is enabled [ 1399.174225] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready Insert "SD 4GB" Sd-card is mounted of the desktop, content can be listed. [ 1432.658733] mmc0: new high speed SDHC card at address d555 [ 1432.668127] mmcblk0: mmc0:d555 SD04G 3.79 GiB [ 1432.669165] mmcblk0: p1 Copy a file from the sd-card to user home -> fine Copy a file from home to the sd-card -> does not appear to work. [ 1545.393347] mmc0: Timeout waiting for hardware interrupt. [ 1545.394051] mmcblk0: error -110 transferring data, sector 1758336, nr 1024, cmd response 0x900, card status 0xc00 [ 1555.402075] mmc0: Timeout waiting for hardware interrupt. [ 1555.402244] end_request: I/O error, dev mmcblk0, sector 1758336 [ 1555.402260] end_request: I/O error, dev mmcblk0, sector 1758344 [ 1555.402270] end_request: I/O error, dev mmcblk0, sector 1758352 [ 1555.402279] end_request: I/O error, dev mmcblk0, sector 1758360 [ 1555.402287] end_request: I/O error, dev mmcblk0, sector 1758368 [ 1555.402295] end_request: I/O error, dev mmcblk0, sector 1758376 [ 1555.402303] end_request: I/O error, dev mmcblk0, sector 1758384 [ 1555.402311] end_request: I/O error, dev mmcblk0, sector 1758392 [ 1555.402318] end_request: I/O error, dev mmcblk0, sector 1758400 [ 1555.402326] end_request: I/O error, dev mmcblk0, sector 1758408 [ 1565.410834] mmc0: Timeout waiting for hardware interrupt. [ 1565.411194] mmcblk0: error -110 transferring data, sector 1759360, nr 1024, cmd response 0x900, card status 0xc00 [ 1575.419561] mmc0: Timeout waiting for hardware interrupt. [ 1575.419672] blk_update_request: 118 callbacks suppressed [ 1575.419676] end_request: I/O error, dev mmcblk0, sector 1759360 [ 1575.419682] end_request: I/O error, dev mmcblk0, sector 1759368 [ 1575.419686] end_request: I/O error, dev mmcblk0, sector 1759376 [ 1575.419690] end_request: I/O error, dev mmcblk0, sector 1759384 [ 1575.419694] end_request: I/O error, dev mmcblk0, sector 1759392 [ 1575.419698] end_request: I/O error, dev mmcblk0, sector 1759400 [ 1575.419702] end_request: I/O error, dev mmcblk0, sector 1759408 [ 1575.419706] end_request: I/O error, dev mmcblk0, sector 1759416 [ 1575.419710] end_request: I/O error, dev mmcblk0, sector 1759424 [ 1575.419714] end_request: I/O error, dev mmcblk0, sector 1759432 [ 1585.428333] mmc0: Timeout waiting for hardware interrupt. [ 1585.428643] mmcblk0: error -110 transferring data, sector 1760384, nr 1024, cmd response 0x900, card status 0xc00 [ 1595.437058] mmc0: Timeout waiting for hardware interrupt. [ 1595.437170] blk_update_request: 118 callbacks suppressed [ 1595.437173] end_request: I/O error, dev mmcblk0, sector 1760384 [ 1595.437179] end_request: I/O error, dev mmcblk0, sector 1760392 [ 1595.437184] end_request: I/O error, dev mmcblk0, sector 1760400 [ 1595.437188] end_request: I/O error, dev mmcblk0, sector 1760408 [ 1595.437191] end_request: I/O error, dev mmcblk0, sector 1760416 [ 1595.437194] end_request: I/O error, dev mmcblk0, sector 1760424 [ 1595.437197] end_request: I/O error, dev mmcblk0, sector 1760432 [ 1595.437205] end_request: I/O error, dev mmcblk0, sector 1760440 [ 1595.437212] end_request: I/O error, dev mmcblk0, sector 1760448 [ 1595.437216] end_request: I/O error, dev mmcblk0, sector 1760456 [ 1605.445801] mmc0: Timeout waiting for hardware interrupt. [ 1605.445979] mmcblk0: error -110 transferring data, sector 1761408, nr 1024, cmd response 0x900, card status 0xc00 [ 1615.454040] mmc0: Timeout waiting for hardware interrupt. [ 1615.454100] blk_update_request: 118 callbacks suppressed [ 1615.454103] end_request: I/O error, dev mmcblk0, sector 1761408 [ 1615.454109] end_request: I/O error, dev mmcblk0, sector 1761416 [ 1615.454113] end_request: I/O error, dev mmcblk0, sector 1761424 [ 1615.454116] end_request: I/O error, dev mmcblk0, sector 1761432 [ 1615.454120] end_request: I/O error, dev mmcblk0, sector 1761440 [ 1615.454124] end_request: I/O error, dev mmcblk0, sector 1761448 [ 1615.454128] end_request: I/O error, dev mmcblk0, sector 1761456 [ 1615.454131] end_request: I/O error, dev mmcblk0, sector 1761464 [ 1615.454134] end_request: I/O error, dev mmcblk0, sector 1761472 [ 1615.454137] end_request: I/O error, dev mmcblk0, sector 1761480 [ 1625.461333] mmc0: Timeout waiting for hardware interrupt. [ 1625.461508] mmcblk0: error -110 transferring data, sector 1762432, nr 1024, cmd response 0x900, card status 0xc00 [ 1635.468623] mmc0: Timeout waiting for hardware interrupt. [ 1635.468715] blk_update_request: 118 callbacks suppressed [ 1635.468723] end_request: I/O error, dev mmcblk0, sector 1762432 [ 1635.468734] end_request: I/O error, dev mmcblk0, sector 1762440 [ 1635.468740] end_request: I/O error, dev mmcblk0, sector 1762448 [ 1635.468746] end_request: I/O error, dev mmcblk0, sector 1762456 [ 1635.468752] end_request: I/O error, dev mmcblk0, sector 1762464 [ 1635.468758] end_request: I/O error, dev mmcblk0, sector 1762472 [ 1635.468764] end_request: I/O error, dev mmcblk0, sector 1762480 [ 1635.468769] end_request: I/O error, dev mmcblk0, sector 1762488 [ 1635.468775] end_request: I/O error, dev mmcblk0, sector 1762496 [ 1635.468781] end_request: I/O error, dev mmcblk0, sector 1762504 Remove card [ 1643.082657] mmc0: Card removed during transfer! [ 1643.082665] mmc0: Resetting controller. [ 1643.082860] mmcblk0: error -123 sending status command, retrying [ 1643.082885] mmcblk0: error -123 sending status command, retrying [ 1643.082906] mmcblk0: error -123 sending status command, aborting [ 1643.282002] mmc0: card d555 removed Insert "SD 8GB" no action, the sd-card is not mounted on the desktop [ 1681.605684] mmc0: Timeout waiting for hardware interrupt. [ 1681.607863] mmc0: error -110 whilst initialising SD card Remove card [ 1708.858713] mmc0: Card removed during transfer! [ 1708.858727] mmc0: Resetting controller. Insert "SD 16GB" no action, the sd-card is not mounted on the desktop [ 1708.863146] mmc0: error -123 whilst initialising SD card [ 1747.171193] mmc0: Skipping voltage switch [ 1761.708722] mmc0: Timeout waiting for hardware interrupt. [ 1761.710820] mmc0: error -110 whilst initialising SD card Remove card [ 1780.916196] mmc0: Card removed during transfer! [ 1780.916208] mmc0: Resetting controller. [ 1780.920649] mmc0: Skipping voltage switch [ 1780.938871] mmc0: error -123 whilst initialising SD card Re-insert "SD 4GB" no action, the sd-card is not mounted on the desktop [ 1851.052729] mmc0: Timeout waiting for hardware interrupt. [ 1851.054895] mmc0: error -110 whilst initialising SD card [ 1881.622681] mmc0: Timeout waiting for hardware interrupt. [ 1881.624813] mmc0: error -110 whilst initialising SD card Remove card [ 1889.765272] mmc0: Card removed during transfer! [ 1889.765285] mmc0: Resetting controller. [ 1889.783692] mmc0: error -123 whilst initialising SD card Unfortunately I don't have the skills (yet) to patch a kernel reliably or bisect it, so I can only describe what I see on my system. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-29-generic 3.13.0-29.53 ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2 Uname: Linux 3.13.0-29-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: mathieu 1804 F.... pulseaudio CurrentDesktop: XFCE Date: Sun Jun 8 13:49:31 2014 HibernationDevice: RESUME=UUID=2aa02db1-965c-4d16-82b3-524f0afafc7e InstallationDate: Installed on 2014-05-12 (26 days ago) InstallationMedia: Xubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.2) MachineType: Acer V5-131 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-29-generic root=UUID=fc53dd3a-c1a2-440c-853f-e3d7035a1dbd ro quiet splash acpi_backlight=vendor vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.13.0-29-generic N/A linux-backports-modules-3.13.0-29-generic N/A linux-firmware 1.127.2 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/26/2013 dmi.bios.vendor: Acer dmi.bios.version: V2.21 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: Mimic dmi.board.vendor: Acer dmi.board.version: Type2 - Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: V2.21 dmi.modalias: dmi:bvnAcer:bvrV2.21:bd11/26/2013:svnAcer:pnV5-131:pvrV2.21:rvnAcer:rnMimic:rvrType2-BoardVersion:cvnAcer:ct10:cvrV2.21: dmi.product.name: V5-131 dmi.product.version: V2.21 dmi.sys.vendor: Acer -- 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/1327764 Title: [Acer Aspire V5-131] Broadcom BCM57765/57785 SD card reader does not work reliably under xubuntu 14.04 Status in “linux” package in Ubuntu: Incomplete Bug description: To replicate the bug: "SD-card 4GB": Sandisk Extreme III SDHC 6 4GB "SD-card 8GB": Sandisk Ultra SDHC 6 8GB "SD-card 16GB": Sandisk Ultra SDHC I 6 16GB The three cards are not write protected and can be read/written to on xubuntu 14.04 using a usb card reader. Wifi is on, ethernet is off (no plug connected) Insert "SD 4GB" no action, the sd-card is not mounted on the desktop dmesg [ 1251.864572] mmc0: Timeout waiting for hardware interrupt. [ 1261.873344] mmc0: Timeout waiting for hardware interrupt. remove card [ 1267.803266] mmc0: Card removed during transfer! [ 1267.803280] mmc0: Resetting controller. Insert "SD 8GB" no action, the sd-card is not mounted on the desktop [ 1294.297766] mmc0: Timeout waiting for hardware interrupt. [ 1304.306477] mmc0: Timeout waiting for hardware interrupt. remove card [ 1314.041923] mmc0: Card removed during transfer! [ 1314.041936] mmc0: Resetting controller. Insert "SD 16GB" no action, the sd-card is not mounted on the desktop [ 1340.024393] mmc0: Timeout waiting for hardware interrupt. [ 1350.033134] mmc0: Timeout waiting for hardware interrupt. remove card [ 1350.965464] mmc0: Card removed during transfer! [ 1350.965476] mmc0: Resetting controller. Turn off wifi Plug ethernet cable [ 1366.425891] wlan0: deauthenticating from xxxxxxxxxxxxxxxx by local choice (reason=3) [ 1366.484200] cfg80211: Calling CRDA to update world regulatory domain [ 1366.486303] IPv6: ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 1366.490460] cfg80211: World regulatory domain updated: [ 1366.490466] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 1366.490470] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1366.490474] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1366.490476] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 1366.490479] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1366.490482] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1399.174151] tg3 0000:04:00.0 eth0: Link is up at 1000 Mbps, full duplex [ 1399.174175] tg3 0000:04:00.0 eth0: Flow control is on for TX and on for RX [ 1399.174180] tg3 0000:04:00.0 eth0: EEE is enabled [ 1399.174225] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready Insert "SD 4GB" Sd-card is mounted of the desktop, content can be listed. [ 1432.658733] mmc0: new high speed SDHC card at address d555 [ 1432.668127] mmcblk0: mmc0:d555 SD04G 3.79 GiB [ 1432.669165] mmcblk0: p1 Copy a file from the sd-card to user home -> fine Copy a file from home to the sd-card -> does not appear to work. [ 1545.393347] mmc0: Timeout waiting for hardware interrupt. [ 1545.394051] mmcblk0: error -110 transferring data, sector 1758336, nr 1024, cmd response 0x900, card status 0xc00 [ 1555.402075] mmc0: Timeout waiting for hardware interrupt. [ 1555.402244] end_request: I/O error, dev mmcblk0, sector 1758336 [ 1555.402260] end_request: I/O error, dev mmcblk0, sector 1758344 [ 1555.402270] end_request: I/O error, dev mmcblk0, sector 1758352 [ 1555.402279] end_request: I/O error, dev mmcblk0, sector 1758360 [ 1555.402287] end_request: I/O error, dev mmcblk0, sector 1758368 [ 1555.402295] end_request: I/O error, dev mmcblk0, sector 1758376 [ 1555.402303] end_request: I/O error, dev mmcblk0, sector 1758384 [ 1555.402311] end_request: I/O error, dev mmcblk0, sector 1758392 [ 1555.402318] end_request: I/O error, dev mmcblk0, sector 1758400 [ 1555.402326] end_request: I/O error, dev mmcblk0, sector 1758408 [ 1565.410834] mmc0: Timeout waiting for hardware interrupt. [ 1565.411194] mmcblk0: error -110 transferring data, sector 1759360, nr 1024, cmd response 0x900, card status 0xc00 [ 1575.419561] mmc0: Timeout waiting for hardware interrupt. [ 1575.419672] blk_update_request: 118 callbacks suppressed [ 1575.419676] end_request: I/O error, dev mmcblk0, sector 1759360 [ 1575.419682] end_request: I/O error, dev mmcblk0, sector 1759368 [ 1575.419686] end_request: I/O error, dev mmcblk0, sector 1759376 [ 1575.419690] end_request: I/O error, dev mmcblk0, sector 1759384 [ 1575.419694] end_request: I/O error, dev mmcblk0, sector 1759392 [ 1575.419698] end_request: I/O error, dev mmcblk0, sector 1759400 [ 1575.419702] end_request: I/O error, dev mmcblk0, sector 1759408 [ 1575.419706] end_request: I/O error, dev mmcblk0, sector 1759416 [ 1575.419710] end_request: I/O error, dev mmcblk0, sector 1759424 [ 1575.419714] end_request: I/O error, dev mmcblk0, sector 1759432 [ 1585.428333] mmc0: Timeout waiting for hardware interrupt. [ 1585.428643] mmcblk0: error -110 transferring data, sector 1760384, nr 1024, cmd response 0x900, card status 0xc00 [ 1595.437058] mmc0: Timeout waiting for hardware interrupt. [ 1595.437170] blk_update_request: 118 callbacks suppressed [ 1595.437173] end_request: I/O error, dev mmcblk0, sector 1760384 [ 1595.437179] end_request: I/O error, dev mmcblk0, sector 1760392 [ 1595.437184] end_request: I/O error, dev mmcblk0, sector 1760400 [ 1595.437188] end_request: I/O error, dev mmcblk0, sector 1760408 [ 1595.437191] end_request: I/O error, dev mmcblk0, sector 1760416 [ 1595.437194] end_request: I/O error, dev mmcblk0, sector 1760424 [ 1595.437197] end_request: I/O error, dev mmcblk0, sector 1760432 [ 1595.437205] end_request: I/O error, dev mmcblk0, sector 1760440 [ 1595.437212] end_request: I/O error, dev mmcblk0, sector 1760448 [ 1595.437216] end_request: I/O error, dev mmcblk0, sector 1760456 [ 1605.445801] mmc0: Timeout waiting for hardware interrupt. [ 1605.445979] mmcblk0: error -110 transferring data, sector 1761408, nr 1024, cmd response 0x900, card status 0xc00 [ 1615.454040] mmc0: Timeout waiting for hardware interrupt. [ 1615.454100] blk_update_request: 118 callbacks suppressed [ 1615.454103] end_request: I/O error, dev mmcblk0, sector 1761408 [ 1615.454109] end_request: I/O error, dev mmcblk0, sector 1761416 [ 1615.454113] end_request: I/O error, dev mmcblk0, sector 1761424 [ 1615.454116] end_request: I/O error, dev mmcblk0, sector 1761432 [ 1615.454120] end_request: I/O error, dev mmcblk0, sector 1761440 [ 1615.454124] end_request: I/O error, dev mmcblk0, sector 1761448 [ 1615.454128] end_request: I/O error, dev mmcblk0, sector 1761456 [ 1615.454131] end_request: I/O error, dev mmcblk0, sector 1761464 [ 1615.454134] end_request: I/O error, dev mmcblk0, sector 1761472 [ 1615.454137] end_request: I/O error, dev mmcblk0, sector 1761480 [ 1625.461333] mmc0: Timeout waiting for hardware interrupt. [ 1625.461508] mmcblk0: error -110 transferring data, sector 1762432, nr 1024, cmd response 0x900, card status 0xc00 [ 1635.468623] mmc0: Timeout waiting for hardware interrupt. [ 1635.468715] blk_update_request: 118 callbacks suppressed [ 1635.468723] end_request: I/O error, dev mmcblk0, sector 1762432 [ 1635.468734] end_request: I/O error, dev mmcblk0, sector 1762440 [ 1635.468740] end_request: I/O error, dev mmcblk0, sector 1762448 [ 1635.468746] end_request: I/O error, dev mmcblk0, sector 1762456 [ 1635.468752] end_request: I/O error, dev mmcblk0, sector 1762464 [ 1635.468758] end_request: I/O error, dev mmcblk0, sector 1762472 [ 1635.468764] end_request: I/O error, dev mmcblk0, sector 1762480 [ 1635.468769] end_request: I/O error, dev mmcblk0, sector 1762488 [ 1635.468775] end_request: I/O error, dev mmcblk0, sector 1762496 [ 1635.468781] end_request: I/O error, dev mmcblk0, sector 1762504 Remove card [ 1643.082657] mmc0: Card removed during transfer! [ 1643.082665] mmc0: Resetting controller. [ 1643.082860] mmcblk0: error -123 sending status command, retrying [ 1643.082885] mmcblk0: error -123 sending status command, retrying [ 1643.082906] mmcblk0: error -123 sending status command, aborting [ 1643.282002] mmc0: card d555 removed Insert "SD 8GB" no action, the sd-card is not mounted on the desktop [ 1681.605684] mmc0: Timeout waiting for hardware interrupt. [ 1681.607863] mmc0: error -110 whilst initialising SD card Remove card [ 1708.858713] mmc0: Card removed during transfer! [ 1708.858727] mmc0: Resetting controller. Insert "SD 16GB" no action, the sd-card is not mounted on the desktop [ 1708.863146] mmc0: error -123 whilst initialising SD card [ 1747.171193] mmc0: Skipping voltage switch [ 1761.708722] mmc0: Timeout waiting for hardware interrupt. [ 1761.710820] mmc0: error -110 whilst initialising SD card Remove card [ 1780.916196] mmc0: Card removed during transfer! [ 1780.916208] mmc0: Resetting controller. [ 1780.920649] mmc0: Skipping voltage switch [ 1780.938871] mmc0: error -123 whilst initialising SD card Re-insert "SD 4GB" no action, the sd-card is not mounted on the desktop [ 1851.052729] mmc0: Timeout waiting for hardware interrupt. [ 1851.054895] mmc0: error -110 whilst initialising SD card [ 1881.622681] mmc0: Timeout waiting for hardware interrupt. [ 1881.624813] mmc0: error -110 whilst initialising SD card Remove card [ 1889.765272] mmc0: Card removed during transfer! [ 1889.765285] mmc0: Resetting controller. [ 1889.783692] mmc0: error -123 whilst initialising SD card Unfortunately I don't have the skills (yet) to patch a kernel reliably or bisect it, so I can only describe what I see on my system. ProblemType: Bug DistroRelease: Ubuntu 14.04 Package: linux-image-3.13.0-29-generic 3.13.0-29.53 ProcVersionSignature: Ubuntu 3.13.0-29.53-generic 3.13.11.2 Uname: Linux 3.13.0-29-generic x86_64 ApportVersion: 2.14.1-0ubuntu3.2 Architecture: amd64 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: mathieu 1804 F.... pulseaudio CurrentDesktop: XFCE Date: Sun Jun 8 13:49:31 2014 HibernationDevice: RESUME=UUID=2aa02db1-965c-4d16-82b3-524f0afafc7e InstallationDate: Installed on 2014-05-12 (26 days ago) InstallationMedia: Xubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140416.2) MachineType: Acer V5-131 ProcFB: 0 inteldrmfb ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.13.0-29-generic root=UUID=fc53dd3a-c1a2-440c-853f-e3d7035a1dbd ro quiet splash acpi_backlight=vendor vt.handoff=7 RelatedPackageVersions: linux-restricted-modules-3.13.0-29-generic N/A linux-backports-modules-3.13.0-29-generic N/A linux-firmware 1.127.2 SourcePackage: linux UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 11/26/2013 dmi.bios.vendor: Acer dmi.bios.version: V2.21 dmi.board.asset.tag: Type2 - Board Asset Tag dmi.board.name: Mimic dmi.board.vendor: Acer dmi.board.version: Type2 - Board Version dmi.chassis.type: 10 dmi.chassis.vendor: Acer dmi.chassis.version: V2.21 dmi.modalias: dmi:bvnAcer:bvrV2.21:bd11/26/2013:svnAcer:pnV5-131:pvrV2.21:rvnAcer:rnMimic:rvrType2-BoardVersion:cvnAcer:ct10:cvrV2.21: dmi.product.name: V5-131 dmi.product.version: V2.21 dmi.sys.vendor: Acer To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1327764/+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