[Bug 1857385] Re: xHCI host controller not responding, assume dead via USB-C docking station

Tested, still the same results: no usb available after the undock on laptop (I had a pendrive attached to test) uname -a Linux 5.3.0-27-generic #29~lp1857385 SMP Fri Jan 3 21:30:32 CST 2020 x86_64 x86_64 x86_64 GNU/Linux dmesg when I undock the laptop: [ 129.399949] usb 2-1: USB disconnect,

[Bug 1857385] Re: xHCI host controller not responding, assume dead via USB-C docking station

tested but it's still stucking the usb hub. After the undock I need to run the reset of the USB hub to have it working. Undock: [ 84.219765] usb 2-1: USB disconnect, device number 2 [ 84.225638] [drm] DM_MST: stopping TM on aconnector: da0f527b [id: 78] [ 84.225876] [drm] DM_MST:

[Bug 1857385] Re: xHCI host controller not responding, assume dead via USB-C docking station

just for info : I tried also the kernel provided by https://launchpad.net/~kaihengfeng on post 90 ( https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1766076/comments/90) but nothing changed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to

[Bug 1857385] Re: xHCI host controller not responding, assume dead via USB-C docking station

** Description changed: Hello, I'm using a Lenovo T495s with the Lenovo AJ40 - Ultra Docking Station USB-C (https://support.lenovo.com/us/en/solutions/pd500173O) and, when I undock the laptop from the docking station, the USB Hub disconnects all the local laptop USB ports and they are

[Bug 1857385] WifiSyslog.txt

apport information ** Attachment added: "WifiSyslog.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314920/+files/WifiSyslog.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385

[Bug 1857385] CurrentDmesg.txt

apport information ** Attachment added: "CurrentDmesg.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314910/+files/CurrentDmesg.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1857385] [NEW] xHCI host controller not responding, assume dead via USB-C docking station

Public bug reported: Hello, I'm using a Lenovo T495s with the Lenovo AJ40 - Ultra Docking Station USB-C (https://support.lenovo.com/us/en/solutions/pd500173O) and, when I undock the laptop from the docking station, the USB Hub disconnects all the local laptop USB ports and they are unusable.

[Bug 1857385] ProcCpuinfo.txt

apport information ** Attachment added: "ProcCpuinfo.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314914/+files/ProcCpuinfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385

[Bug 1857385] CRDA.txt

apport information ** Attachment added: "CRDA.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314909/+files/CRDA.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385 Title: xHCI

[Bug 1857385] ProcInterrupts.txt

apport information ** Attachment added: "ProcInterrupts.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314916/+files/ProcInterrupts.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1857385] RfKill.txt

apport information ** Attachment added: "RfKill.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314918/+files/RfKill.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385 Title:

[Bug 1857385] AlsaInfo.txt

apport information ** Attachment added: "AlsaInfo.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314907/+files/AlsaInfo.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385

[Bug 1857385] AudioDevicesInUse.txt

apport information ** Attachment added: "AudioDevicesInUse.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314908/+files/AudioDevicesInUse.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1857385] UdevDb.txt

apport information ** Attachment added: "UdevDb.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314919/+files/UdevDb.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385 Title:

[Bug 1857385] ProcModules.txt

apport information ** Attachment added: "ProcModules.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314917/+files/ProcModules.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385

[Bug 1857385] Lsusb.txt

apport information ** Attachment added: "Lsusb.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314913/+files/Lsusb.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385 Title:

[Bug 1857385] Lspci.txt

apport information ** Attachment added: "Lspci.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314912/+files/Lspci.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385 Title:

[Bug 1857385] IwConfig.txt

apport information ** Attachment added: "IwConfig.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314911/+files/IwConfig.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1857385

[Bug 1857385] ProcCpuinfoMinimal.txt

apport information ** Attachment added: "ProcCpuinfoMinimal.txt" https://bugs.launchpad.net/bugs/1857385/+attachment/5314915/+files/ProcCpuinfoMinimal.txt -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.