It's definitely hardware-related, as pulse itself is incapable of taking down a system without hw access (which points to the sound driver [or core/pcm layer] or RT). Can you reproduce this symptom using https://wiki.ubuntu.com/Audio/InstallingLinuxAlsaDriverModules?
It's definitely hardware-related, as pulse itself is incapable of taking down a system without hw access (which points to the sound driver [or core/pcm layer] or RT). Can you reproduce this symptom using https:/ /wiki.ubuntu. com/Audio/ InstallingLinux AlsaDriverModul es?