我的笔记本电脑上的声音有问题。（不确定它是否特定于平台，我有一个 System76 Lemur）。
james at james in ~
$ sudo alsa unload
Unloading ALSA sound driver modules: snd-hda-intel snd-hda-codec snd-hwdep snd-soc-skl snd-soc-skl-ipc snd-hda-ext-core snd-soc-sst-ipc snd-soc-sst-dsp snd-soc-core snd-compress snd-pcm-dmaengine snd-hda-core snd-pcm snd-timer (failed: modules still loaded: snd-hda-intel snd-hda-codec snd-hwdep snd-soc-skl snd-soc-skl-ipc snd-hda-ext-core snd-soc-sst-ipc snd-soc-sst-dsp snd-soc-core snd-compress snd-pcm-dmaengine snd-hda-core snd-pcm snd-timer).
james at james in ~
$ sudo alsa force-unload
Unloading ALSA sound driver modules: snd-hda-intel snd-hda-codec snd-hwdep snd-soc-skl snd-soc-skl-ipc snd-hda-ext-core snd-soc-sst-ipc snd-soc-sst-dsp snd-soc-core snd-compress snd-pcm-dmaengine snd-hda-core snd-pcm snd-timer (failed: modules still …