Public bug reported:
ThinkPad E16 Gen 3
After a shutdown, USB-C/Thunderbolt charging stopped working.
Before this, boltd crashed once with SIGABRT. After reboot/shutdown,
charging through the Thunderbolt/USB-C port no longer works.
Kernel logs show:
ucsi_acpi USBC000:00: error -ETIMEDOUT: PPM init failed
and:
Firmware bug: duplicate port altmode SVID 0x17ef
Thunderbolt service starts successfully afterward, but USB-C PD charging
does not function.
System:
* Ubuntu 26.04
* Kernel 7.0.0-15-generic
* Intel Gen14 platform
* ThinkPad E16 Gen 3
The issue appeared immediately after shutdown/reboot sequence.
ProblemType: Bug
DistroRelease: Ubuntu 26.04
Package: linux-image-7.0.0-15-generic 7.0.0-15.15
ProcVersionSignature: Ubuntu 7.0.0-15.15-generic 7.0.0
Uname: Linux 7.0.0-15-generic x86_64
ApportVersion: 2.34.0-0ubuntu2
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: sid 4176 F.... pipewire
sid 4203 F.... wireplumber
/dev/snd/seq: sid 4176 F.... pipewire
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Fri May 15 16:09:21 2026
InstallationDate: Installed on 2026-05-04 (11 days ago)
InstallationMedia: Ubuntu 25.10 "Questing Quokka" - Release amd64 (20251007)
MachineType: LENOVO 21SSS1HS00
ProcEnviron:
LANG=en_US.UTF-8
PATH=(custom, no user)
SHELL=/bin/bash
TERM=xterm-256color
XDG_RUNTIME_DIR=<set>
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/@/boot/vmlinuz-7.0.0-15-generic
root=UUID=10e4529a-ff25-4e9d-a309-b4eb9b41a841 ro rootflags=subvol=@
rootflags=subvol=@ quiet splash
crashkernel=2G-4G:320M,4G-32G:512M,32G-64G:1024M,64G-128G:2048M,128G-:4096M
SourcePackage: linux
UpgradeStatus: Upgraded to resolute on 2026-05-09 (6 days ago)
dmi.bios.date: 08/20/2025
dmi.bios.release: 1.11
dmi.bios.vendor: LENOVO
dmi.bios.version: R30ET37W(1.11 )
dmi.board.asset.tag: Not Available
dmi.board.name: 21SSS1HS00
dmi.board.vendor: LENOVO
dmi.board.version: SDK0T76485 WIN
dmi.chassis.asset.tag: No Asset Information
dmi.chassis.type: 10
dmi.chassis.vendor: LENOVO
dmi.chassis.version: None
dmi.ec.firmware.release: 1.11
dmi.modalias:
dmi:bvnLENOVO:bvrR30ET37W(1.11):bd08/20/2025:br1.11:efr1.11:svnLENOVO:pn21SSS1HS00:pvrThinkPadE16Gen3:rvnLENOVO:rn21SSS1HS00:rvrSDK0T76485WIN:cvnLENOVO:ct10:cvrNone:skuLENOVO_MT_21SS_BU_Think_FM_ThinkPadE16Gen3:pfaThinkPadE16Gen3:
dmi.product.family: ThinkPad E16 Gen 3
dmi.product.name: 21SSS1HS00
dmi.product.sku: LENOVO_MT_21SS_BU_Think_FM_ThinkPad E16 Gen 3
dmi.product.version: ThinkPad E16 Gen 3
dmi.sys.vendor: LENOVO
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug resolute wayland-session
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https://bugs.launchpad.net/bugs/2152695
Title:
thunderbolt issue
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