$ sudo apt build-dep linux $ git clone git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git $ cd linux $ git bisect start $ git bisect good v5.4-rc2 $ git bisect bad v5.4-rc3 $ make localmodconfig $ make -j`nproc` deb-pkg Install the newly built kernel, then reboot with it. If it still have the same issue, $ git bisect bad Otherwise, $ git bisect good Repeat to "make -j`nproc` deb-pkg" until you find the offending commit.
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1857459 Title: audio doesn't work Status in linux package in Ubuntu: Incomplete Bug description: Kernel: Linux version 5.4.6-050406-generic (kernel@kathleen) (gcc version 9.2.1 20191130 (Ubuntu 9.2.1-21ubuntu1)) #201912211140 SMP Sat Dec 21 11:43:01 UTC 2019 In 5.3.18 audio was ok. Now in the setting there is written "Dummy output" and alsamixer doesn't show any devices. Hardware: sudo lspci -vnvn (see the log) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1857459/+subscriptions -- Mailing list: https://launchpad.net/~kernel-packages Post to : kernel-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~kernel-packages More help : https://help.launchpad.net/ListHelp
