https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/tree/sound/pci/intel8x0.c
static struct snd_pci_quirk intel8x0_clock_list[] = { SND_PCI_QUIRK(0x0e11, 0x008a, "AD1885", 41000), SND_PCI_QUIRK(0x1014, 0x0581, "AD1981B", 48000), SND_PCI_QUIRK(0x1028, 0x00be, "AD1885", 44100), SND_PCI_QUIRK(0x1028, 0x0177, "AD1980", 48000), SND_PCI_QUIRK(0x1028, 0x01ad, "AD1981B", 48000), SND_PCI_QUIRK(0x1043, 0x80f3, "AD1985", 48000), { } /* terminator */
The alsa driver hardcode to use 48000Hz for dell 0x1028,0x0177
But virtualbox emulated only support 44100Hz
https:/ /git.kernel. org/cgit/ linux/kernel/ git/tiwai/ sound.git/ tree/sound/ pci/intel8x0. c
static struct snd_pci_quirk intel8x0_ clock_list[ ] = { SND_PCI_ QUIRK(0x0e11, 0x008a, "AD1885", 41000), SND_PCI_ QUIRK(0x1014, 0x0581, "AD1981B", 48000), SND_PCI_ QUIRK(0x1028, 0x00be, "AD1885", 44100), SND_PCI_ QUIRK(0x1028, 0x0177, "AD1980", 48000), SND_PCI_ QUIRK(0x1028, 0x01ad, "AD1981B", 48000), SND_PCI_ QUIRK(0x1043, 0x80f3, "AD1985", 48000), { } /* terminator */
The alsa driver hardcode to use 48000Hz for dell 0x1028,0x0177
But virtualbox emulated only support 44100Hz