seem related to this patch http://git.alsa-project.org/?p=alsa-kernel.git;a=commit;h=18ee6dfae89d9c131e3c9952939633ba8fa86247 -- Sound card Yamaha YMF744b not working https://bugs.launchpad.net/bugs/237925 You received this bug notification because you are a member of Kernel Bugs, which is subscribed to linux in ubuntu.