Created attachment 633227 [details]
alsa info

# amixer  -c 1; systemctl daemon-reload; sleep 5; amixer  -c 1
Simple mixer control 'PCM',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 110
  Mono:
  Front Left: Playback 70 [64%] [-20.00dB] [on]
  Front Right: Playback 70 [64%] [-20.00dB] [on]
Simple mixer control 'PCM',0
  Capabilities: pvolume pswitch pswitch-joined
  Playback channels: Front Left - Front Right
  Limits: Playback 0 - 110
  Mono:
  Front Left: Playback 91 [83%] [-9.50dB] [on]
  Front Right: Playback 91 [83%] [-9.50dB] [on]


This means almost every zypper dup the volume is turned up.