I have not rebooted after my previous comments (and the test with aplay). Now I can give you better feedback :-)
olle@xenial32 ~ $ dmesg|wc -c 64123 olle@xenial32 ~ $ dmesg|grep -i au88 [ 12.021036] snd_au8820 0000:01:04.0: init started [ 12.777390] snd_au8820 0000:01:04.0: init.... done. [ 12.812621] gameport gameport0: AU88x0 Gameport is pci0000:01:04.0/gameport0, speed 1087kHz [ 1851.807772] snd_au8820 0000:01:04.0: BUG: , pos = 16388, buffer size = 16384, period size = 1024 [ 1874.676798] snd_au8820 0000:01:04.0: BUG: , pos = 16385, buffer size = 16384, period size = 1024 [ 2237.851784] snd_au8820 0000:01:04.0: BUG: , pos = 16384, buffer size = 16384, period size = 1024 [ 2428.313947] snd_au8820 0000:01:04.0: BUG: , pos = 16387, buffer size = 16384, period size = 1024 [ 2553.923292] snd_au8820 0000:01:04.0: BUG: , pos = 16385, buffer size = 16384, period size = 1024 [ 2588.056299] snd_au8820 0000:01:04.0: BUG: , pos = 16385, buffer size = 16384, period size = 1024 [ 2596.930892] snd_au8820 0000:01:04.0: BUG: , pos = 16386, buffer size = 16384, period size = 1024 [ 2687.724641] snd_au8820 0000:01:04.0: BUG: , pos = 16387, buffer size = 16384, period size = 1024 [ 3117.800141] snd_au8820 0000:01:04.0: BUG: , pos = 16387, buffer size = 16384, period size = 1024 [ 3639.693323] snd_au8820 0000:01:04.0: BUG: , pos = 16384, buffer size = 16384, period size = 1024 What details do you want? ** Attachment added: "lspci-vvvv.txt" https://bugs.launchpad.net/ubuntu/+source/alsa-driver/+bug/1551041/+attachment/4594944/+files/lspci-vvvv.txt -- 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