Public bug reported: 1) trillaura:~$ lsb_release -rd Description: Ubuntu 18.04.6 LTS Release: 18.04
2) 3) connect to the docking station successfully everytime without getting errors that seems to mess up the system 4)plugging the dock USB to the laptop not working; plugging off and then plugging in again works (not always). issues after having seen these issues with the docking station seem to affect the system behavior also when it is disconnected From dmesg log: [ 2437.863219] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d66d0 trb-start 00000004864d66e0 trb-end 00000004864d66e0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2437.912595] [UFW BLOCK] IN=enx083a885be58e OUT= MAC=08:3a:88:5b:e5:8e:38:07:16:2e:cb:2b:08:00 SRC=44.195.98.105 DST=192.168.1.174 LEN=1500 TOS=0x00 PREC=0x00 TTL=245 ID=28730 DF PROTO=TCP SPT=443 DPT=60724 WINDOW=110 RES=0x00 ACK URGP=0 [ 2438.027066] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.027076] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b830e0 trb-start 0000000453b830f0 trb-end 0000000453b830f0 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2438.038252] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.038255] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83180 trb-start 0000000453b83190 trb-end 0000000453b83190 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2438.323066] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.323069] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6310 trb-start 00000004864d6320 trb-end 00000004864d6320 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2438.364312] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.364316] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6590 trb-start 00000004864d65a0 trb-end 00000004864d65a0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2438.448754] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 36 [ 2438.448765] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6a90 trb-start 00000004864d6aa0 trb-end 00000004864d6aa0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2438.578888] usb 5-2.2: reset full-speed USB device number 4 using xhci_hcd [ 2439.180121] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2439.180131] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83860 trb-start 0000000453b83870 trb-end 0000000453b83870 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2439.281251] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2439.281262] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83ea0 trb-start 0000000453b83eb0 trb-end 0000000453b83eb0 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2439.363415] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2439.363427] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d63b0 trb-start 00000004864d63c0 trb-end 00000004864d63c0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2440.095065] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2440.095068] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83180 trb-start 0000000453b83190 trb-end 0000000453b83190 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2441.369631] retire_capture_urb: 971 callbacks suppressed [ 2441.446153] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2441.446164] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6630 trb-start 00000004864d6640 trb-end 00000004864d6640 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2441.827807] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 36 [ 2441.827816] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83e00 trb-start 0000000453b83e10 trb-end 0000000453b83e10 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [...] [ 2437.863219] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d66d0 trb-start 00000004864d66e0 trb-end 00000004864d66e0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2437.912595] [UFW BLOCK] IN=enx083a885be58e OUT= MAC=08:3a:88:5b:e5:8e:38:07:16:2e:cb:2b:08:00 SRC=44.195.98.105 DST=192.168.1.174 LEN=1500 TOS=0x00 PREC=0x00 TTL=245 ID=28730 DF PROTO=TCP SPT=443 DPT=60724 WINDOW=110 RES=0x00 ACK URGP=0 [ 2438.027066] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.027076] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b830e0 trb-start 0000000453b830f0 trb-end 0000000453b830f0 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2438.038252] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.038255] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83180 trb-start 0000000453b83190 trb-end 0000000453b83190 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2438.323066] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.323069] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6310 trb-start 00000004864d6320 trb-end 00000004864d6320 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2438.364312] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2438.364316] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6590 trb-start 00000004864d65a0 trb-end 00000004864d65a0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2438.448754] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 36 [ 2438.448765] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6a90 trb-start 00000004864d6aa0 trb-end 00000004864d6aa0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2438.578888] usb 5-2.2: reset full-speed USB device number 4 using xhci_hcd [ 2439.180121] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2439.180131] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83860 trb-start 0000000453b83870 trb-end 0000000453b83870 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2439.281251] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2439.281262] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83ea0 trb-start 0000000453b83eb0 trb-end 0000000453b83eb0 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2439.363415] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2439.363427] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d63b0 trb-start 00000004864d63c0 trb-end 00000004864d63c0 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2440.095065] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2440.095068] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83180 trb-start 0000000453b83190 trb-end 0000000453b83190 seg-start 0000000453b83000 seg-end 0000000453b83ff0 [ 2441.369631] retire_capture_urb: 971 callbacks suppressed [ 2441.446153] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 1 [ 2441.446164] xhci_hcd 0000:3c:00.0: Looking for event-dma 00000004864d6630 trb-start 00000004864d6640 trb-end 00000004864d6640 seg-start 00000004864d6000 seg-end 00000004864d6ff0 [ 2441.827807] xhci_hcd 0000:3c:00.0: ERROR Transfer event TRB DMA ptr not part of current TD ep_index 1 comp_code 36 [ 2441.827816] xhci_hcd 0000:3c:00.0: Looking for event-dma 0000000453b83e00 trb-start 0000000453b83e10 trb-end 0000000453b83e10 seg-start 0000000453b83000 seg-end 0000000453b83ff0 ProblemType: Bug DistroRelease: Ubuntu 18.04 Package: linux-image-5.4.0-150-generic 5.4.0-150.167~18.04.1 ProcVersionSignature: Ubuntu 5.4.0-150.167~18.04.1-generic 5.4.233 Uname: Linux 5.4.0-150-generic x86_64 ApportVersion: 2.20.9-0ubuntu7.29+esm3 Architecture: amd64 CurrentDesktop: ubuntu:GNOME Date: Mon Mar 30 18:33:21 2026 DistributionChannelDescriptor: # This is the distribution channel descriptor for the OEM CDs # For more information see http://wiki.ubuntu.com/DistributionChannelDescriptor canonical-oem-somerville-bionic-amd64-20180608-47+italia-whl+X37 GvfsMonitorError: This tool has been deprecated, use 'gio mount' instead. See 'gio help mount' for more info. GvfsMonitorLog: Monitoring events. Press Ctrl+C to quit. HotplugNewDevices: HotplugNewMounts: InstallationDate: Installed on 2019-07-17 (2448 days ago) InstallationMedia: Ubuntu 18.04 "Bionic" - Build amd64 LIVE Binary 20180608-09:38 SourcePackage: linux-signed-hwe-5.4 Symptom: storage UdisksMonitorLog: Monitoring the udisks daemon. Press Ctrl+C to exit. 18:33:30.088: The udisks-daemon is running (name-owner :1.4). UpgradeStatus: No upgrade log present (probably fresh install) ** Affects: linux-signed-hwe-5.4 (Ubuntu) Importance: Undecided Status: New ** Tags: amd64 apport-bug bionic -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/2146820 Title: issue connecting to Lenovo ThinkPad Thunderbolt 3 Dock USB To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-signed-hwe-5.4/+bug/2146820/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
