https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/log/sound/pci/au88x0
Your problem is pointer callback return a value which is larger than buffer size If this is regression , you may need to perform git bisect to find out the related patch or revert this patches https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/au88x0?id=3ae4e1f7a0dab95f7e6049272cdb59c7bdc34365 https://git.kernel.org/cgit/linux/kernel/git/tiwai/sound.git/commit/sound/pci/au88x0?id=fb65c2dfe60d38be6b9193d0b85e66e780cd4373 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1551041 Title: snd_au8820 0000:01:04.0: BUG: , pos = 16386, buffer size = 16384, period size = 1024 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1551041/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs