Public bug reported:
After resuming from suspend, the audio interface stops working (no
sound). Disconnecting/re-connecting the USB cable solves the problem.
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
NonfreeKernelModules: zfs
ApportVersion: 2.34.0-0ubuntu2
Architecture: amd64
CasperMD5CheckResult: unknown
CurrentDesktop: KDE
Date: Sat May 16 20:52:12 2026
InstallationDate: Installed on 2020-12-11 (1982 days ago)
InstallationMedia: Ubuntu-Studio 20.10 "Groovy Gorilla" - Release amd64
(20201022)
MachineType: Dell Inc. Latitude E5440
ProcFB: 0 i915drmfb
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-7.0.0-15-generic
root=UUID=6113b93f-df6d-4c19-a8d2-875eb03a523c ro usbcore.autosuspend=-1 quiet
splash resume=UUID=7b24ab22-c809-4eab-8bec-a55a92ffea7e preempt=full
rcu_nocbs=all preempt=full threadirqs rcu_nocbs=all
PulseList: Error: command ['pacmd', 'list'] failed with exit code 1: No
PulseAudio daemon running, or not running as session daemon.
SourcePackage: linux
UpgradeStatus: Upgraded to resolute on 2026-05-15 (2 days ago)
dmi.bios.date: 06/13/2019
dmi.bios.release: 65.24
dmi.bios.vendor: Dell Inc.
dmi.bios.version: A24
dmi.board.name: 061CGT
dmi.board.vendor: Dell Inc.
dmi.board.version: A00
dmi.chassis.type: 9
dmi.chassis.vendor: Dell Inc.
dmi.modalias:
dmi:bvnDellInc.:bvrA24:bd06/13/2019:br65.24:svnDellInc.:pnLatitudeE5440:pvr00:rvnDellInc.:rn061CGT:rvrA00:cvnDellInc.:ct9:cvr:sku05DE:pfa:
dmi.product.name: Latitude E5440
dmi.product.sku: 05DE
dmi.product.version: 00
dmi.sys.vendor: Dell Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug resolute wayland-session
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https://bugs.launchpad.net/bugs/2152804
Title:
Audient iD4 stops responding after resume from sleep
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