I rebooted with the paramters of comment #33 ( https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1269777/comments/33). PCIE powermanagement is DISABLED in the BIOS.
Then I did the undocking operation: It is working like expected without any problem! [ 1866.096092] thinkpad_acpi: undocked from hotplug port replicator [ 1866.816786] thinkpad_acpi: undocked from hotplug port replicator [ 1868.539250] thinkpad_acpi: undocked from hotplug port replicator [ 1869.262918] thinkpad_acpi: undocked from hotplug port replicator [ 1871.740846] usb 1-1.5: new high-speed USB device number 5 using ehci-pci [ 1871.837436] usb 1-1.5: New USB device found, idVendor=17ef, idProduct=100a [ 1871.837446] usb 1-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 1871.838073] hub 1-1.5:1.0: USB hub found [ 1871.838218] hub 1-1.5:1.0: 6 ports detected [ 1872.205253] e1000e 0000:00:19.0: irq 54 for MSI/MSI-X [ 1872.237244] thinkpad_acpi: docked into hotplug port replicator [ 1875.306042] e1000e: eth0 NIC Link is Up 1000 Mbps Full Duplex, Flow Control: Rx [ 1875.306084] IPv6: ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready [ 1886.197392] wlan0: deauthenticating from 00:15:0c:25:3a:20 by local choice (reason=3) [ 1886.209324] cfg80211: Calling CRDA to update world regulatory domain [ 1886.213833] cfg80211: World regulatory domain updated: [ 1886.213838] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 1886.213840] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1886.213843] cfg80211: (2457000 KHz - 2482000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1886.213845] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 1886.213847] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 1886.213849] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 2278.442035] usb 1-1.5: USB disconnect, device number 5 [ 2278.715642] e1000e: eth0 NIC Link is Down [ 2279.131886] thinkpad_acpi: undocked from hotplug port replicator [ 2463.374118] usb 1-1.5: new high-speed USB device number 6 using ehci-pci [ 2463.466471] usb 1-1.5: New USB device found, idVendor=17ef, idProduct=100a [ 2463.466483] usb 1-1.5: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 2463.467060] hub 1-1.5:1.0: USB hub found [ 2463.467211] hub 1-1.5:1.0: 6 ports detected [ 2463.814673] e1000e 0000:00:19.0: irq 54 for MSI/MSI-X [ 2463.838596] thinkpad_acpi: docked into hotplug port replicator I will try this again, after the system worked a few hours, e.g. tomorrow morning. ** Attachment added: "dmesg.log" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1269777/+attachment/3950470/+files/dmesg.log -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1269777 Title: [ Ubuntu 14.04 - Lenovo W510 - SSD Samsung 840 EVO PRO] Sudden Read- Only Filesystem To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1269777/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
