Thanks for taking the time to report this bug and help make ubuntu better. This bug is being marked as a kernel bug. It would help if you could read the following debug steps and let us know how you get on with them. The instructions are at this link: https://wiki.ubuntu.com/DebuggingSoundProblems
Thanks for taking the time to report this bug and help make ubuntu better. This bug is being marked as a kernel bug. It would help if you could read the following debug steps and let us know how you get on with them. The instructions are at this link: https:/ /wiki.ubuntu. com/DebuggingSo undProblems
All the best!