Public bug reported:

The wireplumber service often gets in a bad state on my hw.

It will hang on client connections (applications go weird b/c they can't
send audio out) and hog a CPU core.

Logs don't say much, the "stopped by signal" is when I issued a `systemctl 
restart…`
```
-- Boot b88c1ec1804140dca41bbfd5c23f60a7 --
gru 07 08:36:11 michal-laptop systemd[10018]: Started wireplumber.service - 
Multimedia Service Session Manager.
gru 07 08:36:11 michal-laptop wireplumber[10046]: SPA handle 
'api.libcamera.enum.manager' could not be loaded; is it installed?
gru 07 08:36:11 michal-laptop wireplumber[10046]: PipeWire's libcamera SPA 
missing or broken. libcamera not supported.
gru 07 08:36:11 michal-laptop wireplumber[10046]: 
<WpPortalPermissionStorePlugin:0x5649ee0f1e30> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
gru 07 08:36:11 michal-laptop wireplumber[10046]: 
<WpPortalPermissionStorePlugin:0x5649ee0f1e30> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
gru 07 08:36:52 michal-laptop wireplumber[10046]: 
<WpPortalPermissionStorePlugin:0x5649ee0f1e30> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
gru 07 08:40:22 michal-laptop wireplumber[10046]: stopped by signal: Zakończony
gru 07 08:40:22 michal-laptop systemd[10018]: Stopping wireplumber.service - 
Multimedia Service Session Manager...
gru 07 08:40:22 michal-laptop wireplumber[10046]: disconnected from pipewire
gru 07 08:40:22 michal-laptop systemd[10018]: Stopped wireplumber.service - 
Multimedia Service Session Manager.
gru 07 08:40:22 michal-laptop systemd[10018]: wireplumber.service: Consumed 
1min 50.259s CPU time.
gru 07 08:40:22 michal-laptop systemd[10018]: Started wireplumber.service - 
Multimedia Service Session Manager.
gru 07 08:40:22 michal-laptop wireplumber[22625]: SPA handle 
'api.libcamera.enum.manager' could not be loaded; is it installed?
gru 07 08:40:22 michal-laptop wireplumber[22625]: PipeWire's libcamera SPA 
missing or broken. libcamera not supported.
gru 07 08:40:23 michal-laptop wireplumber[22625]: 
<WpPortalPermissionStorePlugin:0x55958980e130> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
gru 07 08:40:23 michal-laptop wireplumber[22625]: 
<WpPortalPermissionStorePlugin:0x55958980e130> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
gru 07 08:40:23 michal-laptop wireplumber[22625]: 
<WpPortalPermissionStorePlugin:0x55958980e130> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
```

ProblemType: Bug
DistroRelease: Ubuntu 23.10
Package: wireplumber 0.4.14-4ubuntu1
ProcVersionSignature: Ubuntu 6.5.0-14.14-generic 6.5.3
Uname: Linux 6.5.0-14-generic x86_64
NonfreeKernelModules: zfs
ApportVersion: 2.27.0-0ubuntu5
Architecture: amd64
CasperMD5CheckResult: pass
CurrentDesktop: ubuntu:GNOME
Date: Thu Dec  7 08:40:37 2023
InstallationDate: Installed on 2023-10-06 (61 days ago)
InstallationMedia: Ubuntu 23.10 "Mantic Minotaur" - Daily amd64 (20231004)
ProcEnviron:
 LANG=pl_PL.UTF-8
 PATH=(custom, no user)
 SHELL=/usr/bin/zsh
 TERM=screen-256color
 XDG_RUNTIME_DIR=<set>
SourcePackage: wireplumber
UpgradeStatus: No upgrade log present (probably fresh install)

** Affects: wireplumber (Ubuntu)
     Importance: Undecided
         Status: New


** Tags: amd64 apport-bug mantic

-- 
You received this bug notification because you are a member of Desktop
Packages, which is subscribed to wireplumber in Ubuntu.
https://bugs.launchpad.net/bugs/2045863

Title:
  Wireplumber often gets hangs / looping on CPU

Status in wireplumber package in Ubuntu:
  New

Bug description:
  The wireplumber service often gets in a bad state on my hw.

  It will hang on client connections (applications go weird b/c they
  can't send audio out) and hog a CPU core.

  Logs don't say much, the "stopped by signal" is when I issued a `systemctl 
restart…`
  ```
  -- Boot b88c1ec1804140dca41bbfd5c23f60a7 --
  gru 07 08:36:11 michal-laptop systemd[10018]: Started wireplumber.service - 
Multimedia Service Session Manager.
  gru 07 08:36:11 michal-laptop wireplumber[10046]: SPA handle 
'api.libcamera.enum.manager' could not be loaded; is it installed?
  gru 07 08:36:11 michal-laptop wireplumber[10046]: PipeWire's libcamera SPA 
missing or broken. libcamera not supported.
  gru 07 08:36:11 michal-laptop wireplumber[10046]: 
<WpPortalPermissionStorePlugin:0x5649ee0f1e30> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
  gru 07 08:36:11 michal-laptop wireplumber[10046]: 
<WpPortalPermissionStorePlugin:0x5649ee0f1e30> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
  gru 07 08:36:52 michal-laptop wireplumber[10046]: 
<WpPortalPermissionStorePlugin:0x5649ee0f1e30> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
  gru 07 08:40:22 michal-laptop wireplumber[10046]: stopped by signal: 
Zakończony
  gru 07 08:40:22 michal-laptop systemd[10018]: Stopping wireplumber.service - 
Multimedia Service Session Manager...
  gru 07 08:40:22 michal-laptop wireplumber[10046]: disconnected from pipewire
  gru 07 08:40:22 michal-laptop systemd[10018]: Stopped wireplumber.service - 
Multimedia Service Session Manager.
  gru 07 08:40:22 michal-laptop systemd[10018]: wireplumber.service: Consumed 
1min 50.259s CPU time.
  gru 07 08:40:22 michal-laptop systemd[10018]: Started wireplumber.service - 
Multimedia Service Session Manager.
  gru 07 08:40:22 michal-laptop wireplumber[22625]: SPA handle 
'api.libcamera.enum.manager' could not be loaded; is it installed?
  gru 07 08:40:22 michal-laptop wireplumber[22625]: PipeWire's libcamera SPA 
missing or broken. libcamera not supported.
  gru 07 08:40:23 michal-laptop wireplumber[22625]: 
<WpPortalPermissionStorePlugin:0x55958980e130> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
  gru 07 08:40:23 michal-laptop wireplumber[22625]: 
<WpPortalPermissionStorePlugin:0x55958980e130> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
  gru 07 08:40:23 michal-laptop wireplumber[22625]: 
<WpPortalPermissionStorePlugin:0x55958980e130> Failed to call Lookup: 
GDBus.Error:org.freedesktop.portal.Error.NotFound: No entry for camera
  ```

  ProblemType: Bug
  DistroRelease: Ubuntu 23.10
  Package: wireplumber 0.4.14-4ubuntu1
  ProcVersionSignature: Ubuntu 6.5.0-14.14-generic 6.5.3
  Uname: Linux 6.5.0-14-generic x86_64
  NonfreeKernelModules: zfs
  ApportVersion: 2.27.0-0ubuntu5
  Architecture: amd64
  CasperMD5CheckResult: pass
  CurrentDesktop: ubuntu:GNOME
  Date: Thu Dec  7 08:40:37 2023
  InstallationDate: Installed on 2023-10-06 (61 days ago)
  InstallationMedia: Ubuntu 23.10 "Mantic Minotaur" - Daily amd64 (20231004)
  ProcEnviron:
   LANG=pl_PL.UTF-8
   PATH=(custom, no user)
   SHELL=/usr/bin/zsh
   TERM=screen-256color
   XDG_RUNTIME_DIR=<set>
  SourcePackage: wireplumber
  UpgradeStatus: No upgrade log present (probably fresh install)

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