[Update] LC_ALL=C applied
ffmpeg is installed, browser tabs are not muted.
The funny thing is: If I start Ardour (just starting, nothing else), all sound problems vanish immedately.
The diagnostics output follows. I hope it is ok to include them as preformatted text, not as files.
sudo dmesg | egrep -E '(alsa|hda|sof|snd|sound)'
egrep: warning: egrep is obsolescent; using grep -E
[ 0.026003] software IO TLB: area num 16.
[ 0.383892] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[ 0.383893] software IO TLB: mapped [mem 0x00000000a753f000-0x00000000ab53f000] (64MB)
[ 3.018011] usb 3-1: Manufacturer: Microsoft
[ 3.290958] usb 3-2: Product: Microsoft USB Optical Mouse
[ 3.616221] ata2.00: Features: NCQ-sndrcv
[ 5.172264] input: Microsoft Wired Keyboard 400 as /devices/pci0000:00/0000:00:08.1/0000:05:00.3/usb3/3-1/3-1:1.0/0003:045E:0752.0001/input/input3
[ 5.330768] hid-generic 0003:045E:0752.0001: input,hidraw0: USB HID v1.11 Keyboard [Microsoft Wired Keyboard 400] on usb-0000:05:00.3-1/input0
[ 5.331090] input: PixArt Microsoft USB Optical Mouse as /devices/pci0000:00/0000:00:08.1/0000:05:00.3/usb3/3-2/3-2:1.0/0003:045E:00CB.0003/input/input4
[ 5.331213] hid-generic 0003:045E:00CB.0003: input,hidraw2: USB HID v1.11 Mouse [PixArt Microsoft USB Optical Mouse] on usb-0000:05:00.3-2/input0
[ 10.031737] snd_hda_intel 0000:05:00.1: enabling device (0000 -> 0002)
[ 10.031812] snd_hda_intel 0000:05:00.1: Handle vga_switcheroo audio client
[ 10.031856] snd_hda_intel 0000:05:00.6: enabling device (0000 -> 0002)
[ 10.040501] snd_hda_intel 0000:05:00.1: bound 0000:05:00.0 (ops amdgpu_dm_audio_component_bind_ops [amdgpu])
[ 10.044022] input: HD-Audio Generic HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:08.1/0000:05:00.1/sound/card0/input6
[ 10.044083] input: HD-Audio Generic HDMI/DP,pcm=7 as /devices/pci0000:00/0000:00:08.1/0000:05:00.1/sound/card0/input7
[ 10.044130] input: HD-Audio Generic HDMI/DP,pcm=8 as /devices/pci0000:00/0000:00:08.1/0000:05:00.1/sound/card0/input8
[ 10.044174] input: HD-Audio Generic HDMI/DP,pcm=9 as /devices/pci0000:00/0000:00:08.1/0000:05:00.1/sound/card0/input9
[ 10.105602] snd_hda_codec_realtek hdaudioC1D0: autoconfig for ALC897: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:line
[ 10.105607] snd_hda_codec_realtek hdaudioC1D0: speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[ 10.105609] snd_hda_codec_realtek hdaudioC1D0: hp_outs=1 (0x1b/0x0/0x0/0x0/0x0)
[ 10.105611] snd_hda_codec_realtek hdaudioC1D0: mono: mono_out=0x0
[ 10.105613] snd_hda_codec_realtek hdaudioC1D0: inputs:
[ 10.105614] snd_hda_codec_realtek hdaudioC1D0: Rear Mic=0x18
[ 10.105616] snd_hda_codec_realtek hdaudioC1D0: Front Mic=0x19
[ 10.105618] snd_hda_codec_realtek hdaudioC1D0: Line=0x1a
[ 10.124088] input: HD-Audio Generic Rear Mic as /devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1/input10
[ 10.124150] input: HD-Audio Generic Front Mic as /devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1/input11
[ 10.124188] input: HD-Audio Generic Line as /devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1/input12
[ 10.124231] input: HD-Audio Generic Line Out as /devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1/input13
[ 10.124268] input: HD-Audio Generic Front Headphone as /devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1/input14
LC_ALL=C pactl list cards output:
Card #0
Name: alsa_card.pci-0000_05_00.1
Driver: module-alsa-card.c
Owner Module: 6
Properties:
alsa.card = "0"
alsa.card_name = "HD-Audio Generic"
alsa.long_card_name = "HD-Audio Generic at 0xfcc88000 irq 83"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:05:00.1"
sysfs.path = "/devices/pci0000:00/0000:00:08.1/0000:05:00.1/sound/card0"
device.bus = "pci"
device.vendor.id = "1002"
device.vendor.name = "Advanced Micro Devices, Inc. [AMD/ATI]"
device.product.id = "1637"
device.product.name = "Renoir/Cezanne HDMI/DP Audio Controller"
device.string = "0"
device.description = "Renoir/Cezanne HDMI/DP Audio Controller"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
Profiles:
output:hdmi-stereo: Digital Stereo (HDMI)-Ausgabe (sinks: 1, sources: 0, priority: 5900, available: no)
output:hdmi-surround: Digital Surround 5.1 (HDMI)-Ausgabe (sinks: 1, sources: 0, priority: 800, available: no)
output:hdmi-surround71: Digital Surround 7.1 (HDMI)-Ausgabe (sinks: 1, sources: 0, priority: 800, available: no)
output:hdmi-stereo-extra1: Digital Stereo (HDMI 2)-Ausgabe (sinks: 1, sources: 0, priority: 5700, available: no)
output:hdmi-surround-extra1: Digital Surround 5.1 (HDMI 2)-Ausgabe (sinks: 1, sources: 0, priority: 600, available: no)
output:hdmi-surround71-extra1: Digital Surround 7.1 (HDMI 2)-Ausgabe (sinks: 1, sources: 0, priority: 600, available: no)
output:hdmi-stereo-extra2: Digital Stereo (HDMI 3)-Ausgabe (sinks: 1, sources: 0, priority: 5700, available: no)
output:hdmi-surround-extra2: Digital Surround 5.1 (HDMI 3)-Ausgabe (sinks: 1, sources: 0, priority: 600, available: no)
output:hdmi-surround71-extra2: Digital Surround 7.1 (HDMI 3)-Ausgabe (sinks: 1, sources: 0, priority: 600, available: no)
output:hdmi-stereo-extra3: Digital Stereo (HDMI 4)-Ausgabe (sinks: 1, sources: 0, priority: 5700, available: no)
output:hdmi-surround-extra3: Digital Surround 5.1 (HDMI 4)-Ausgabe (sinks: 1, sources: 0, priority: 600, available: no)
output:hdmi-surround71-extra3: Digital Surround 7.1 (HDMI 4)-Ausgabe (sinks: 1, sources: 0, priority: 600, available: no)
off: Aus (sinks: 0, sources: 0, priority: 0, available: yes)
Active Profile: off
Ports:
hdmi-output-0: HDMI / DisplayPort (type: HDMI, priority: 5900, latency offset: 0 usec, not available)
Properties:
device.icon_name = "video-display"
Part of profile(s): output:hdmi-stereo, output:hdmi-surround, output:hdmi-surround71
hdmi-output-1: HDMI / DisplayPort 2 (type: HDMI, priority: 5800, latency offset: 0 usec, not available)
Properties:
device.icon_name = "video-display"
Part of profile(s): output:hdmi-stereo-extra1, output:hdmi-surround-extra1, output:hdmi-surround71-extra1
hdmi-output-2: HDMI / DisplayPort 3 (type: HDMI, priority: 5700, latency offset: 0 usec, not available)
Properties:
device.icon_name = "video-display"
Part of profile(s): output:hdmi-stereo-extra2, output:hdmi-surround-extra2, output:hdmi-surround71-extra2
hdmi-output-3: HDMI / DisplayPort 4 (type: HDMI, priority: 5600, latency offset: 0 usec, not available)
Properties:
device.icon_name = "video-display"
Part of profile(s): output:hdmi-stereo-extra3, output:hdmi-surround-extra3, output:hdmi-surround71-extra3
Card #1
Name: alsa_card.pci-0000_05_00.6
Driver: module-alsa-card.c
Owner Module: 7
Properties:
alsa.card = "1"
alsa.card_name = "HD-Audio Generic"
alsa.long_card_name = "HD-Audio Generic at 0xfcc80000 irq 84"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:05:00.6"
sysfs.path = "/devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1"
device.bus = "pci"
device.vendor.id = "1022"
device.vendor.name = "Advanced Micro Devices, Inc. [AMD]"
device.product.id = "15e3"
device.product.name = "Family 17h/19h/1ah HD Audio Controller"
device.string = "1"
device.description = "Family 17h/19h/1ah HD Audio Controller"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
Profiles:
input:analog-stereo: Analog Stereo-Eingabe (sinks: 0, sources: 1, priority: 65, available: no)
output:analog-stereo: Analog Stereo-Ausgabe (sinks: 1, sources: 0, priority: 39268, available: yes)
output:analog-stereo+input:analog-stereo: Analog Stereo Duplex (sinks: 1, sources: 1, priority: 6565, available: yes)
off: Aus (sinks: 0, sources: 0, priority: 0, available: yes)
Active Profile: output:analog-stereo
Ports:
analog-input-front-mic: Vorderes Mikrofon (type: Mic, priority: 8500, latency offset: 0 usec, not available)
Properties:
device.icon_name = "audio-input-microphone"
Part of profile(s): input:analog-stereo, output:analog-stereo+input:analog-stereo
analog-input-rear-mic: Rückwärtiges Mikrofon (type: Mic, priority: 8200, latency offset: 0 usec, not available)
Properties:
device.icon_name = "audio-input-microphone"
Part of profile(s): input:analog-stereo, output:analog-stereo+input:analog-stereo
analog-input-linein: Line-Eingang (type: Line, priority: 8100, latency offset: 0 usec, not available)
Part of profile(s): input:analog-stereo, output:analog-stereo+input:analog-stereo
analog-output-lineout: Line-Ausgang (type: Line, priority: 9000, latency offset: 0 usec, available)
Part of profile(s): output:analog-stereo, output:analog-stereo+input:analog-stereo
analog-output-headphones: Kopfhörer (type: Headphones, priority: 9900, latency offset: 0 usec, not available)
Properties:
device.icon_name = "audio-headphones"
Part of profile(s): output:analog-stereo, output:analog-stereo+input:analog-stereo
LC_ALL=C pactl list sinks` output:
Sink #0
State: SUSPENDED
Name: alsa_output.pci-0000_05_00.6.analog-stereo
Description: Family 17h/19h/1ah HD Audio Controller Analog Stereo
Driver: module-alsa-card.c
Sample Specification: s32le 2ch 44100Hz
Channel Map: front-left,front-right
Owner Module: 7
Mute: no
Volume: front-left: 40177 / 61% / -12.75 dB, front-right: 40177 / 61% / -12.75 dB
balance 0.00
Base Volume: 65536 / 100% / 0.00 dB
Monitor Source: alsa_output.pci-0000_05_00.6.analog-stereo.monitor
Latency: 0 usec, configured 0 usec
Flags: HARDWARE HW_MUTE_CTRL HW_VOLUME_CTRL DECIBEL_VOLUME LATENCY
Properties:
alsa.resolution_bits = "32"
device.api = "alsa"
device.class = "sound"
alsa.class = "generic"
alsa.subclass = "generic-mix"
alsa.name = "ALC897 Analog"
alsa.id = "ALC897 Analog"
alsa.subdevice = "0"
alsa.subdevice_name = "subdevice #0"
alsa.device = "0"
alsa.card = "1"
alsa.card_name = "HD-Audio Generic"
alsa.long_card_name = "HD-Audio Generic at 0xfcc80000 irq 84"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:05:00.6"
sysfs.path = "/devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1"
device.bus = "pci"
device.vendor.id = "1022"
device.vendor.name = "Advanced Micro Devices, Inc. [AMD]"
device.product.id = "15e3"
device.product.name = "Family 17h/19h/1ah HD Audio Controller"
device.string = "front:1"
device.buffering.buffer_size = "1411328"
device.buffering.fragment_size = "705664"
device.access_mode = "mmap+timer"
device.profile.name = "analog-stereo"
device.profile.description = "Analog Stereo"
device.description = "Family 17h/19h/1ah HD Audio Controller Analog Stereo"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
Ports:
analog-output-lineout: Line-Ausgang (type: Line, priority: 9000, available)
analog-output-headphones: Kopfhörer (type: Headphones, priority: 9900, not available)
Active Port: analog-output-lineout
Formats:
pcm
LC_ALL=C pactl list sources output:
Source #0
State: SUSPENDED
Name: alsa_output.pci-0000_05_00.6.analog-stereo.monitor
Description: Monitor of Family 17h/19h/1ah HD Audio Controller Analog Stereo
Driver: module-alsa-card.c
Sample Specification: s32le 2ch 44100Hz
Channel Map: front-left,front-right
Owner Module: 7
Mute: no
Volume: front-left: 65536 / 100% / 0.00 dB, front-right: 65536 / 100% / 0.00 dB
balance 0.00
Base Volume: 65536 / 100% / 0.00 dB
Monitor of Sink: alsa_output.pci-0000_05_00.6.analog-stereo
Latency: 0 usec, configured 0 usec
Flags: DECIBEL_VOLUME LATENCY
Properties:
device.description = "Monitor of Family 17h/19h/1ah HD Audio Controller Analog Stereo"
device.class = "monitor"
alsa.card = "1"
alsa.card_name = "HD-Audio Generic"
alsa.long_card_name = "HD-Audio Generic at 0xfcc80000 irq 84"
alsa.driver_name = "snd_hda_intel"
device.bus_path = "pci-0000:05:00.6"
sysfs.path = "/devices/pci0000:00/0000:00:08.1/0000:05:00.6/sound/card1"
device.bus = "pci"
device.vendor.id = "1022"
device.vendor.name = "Advanced Micro Devices, Inc. [AMD]"
device.product.id = "15e3"
device.product.name = "Family 17h/19h/1ah HD Audio Controller"
device.string = "1"
module-udev-detect.discovered = "1"
device.icon_name = "audio-card-pci"
Formats:
pcm
That’s a lot of output. I hope, someone can give me further hints.
Regards