Bugs are tracked in Linux Kernel Bug Tracker.
Getting started with bug tracking in Launchpad.Ubuntu also tracks bugs for packages derived from this project: db4.8 in Ubuntu, linux in Ubuntu, linux-ec2 in Ubuntu, linux-fsl-imx51 in Ubuntu, linux-hwe-edge in Ubuntu, linux-meta in Ubuntu, linux-meta-lts-utopic in Ubuntu, linux-mvl-dove in Ubuntu, linux-n900 in Ubuntu, linux-signed in Ubuntu, linux-signed-hwe-5.8 in Ubuntu, linux-source-2.6.15 in Ubuntu, linux-source-2.6.17 in Ubuntu, linux-source-2.6.20 in Ubuntu, linux-source-2.6.22 in Ubuntu, linux-ubuntu-modules-2.6.22 in Ubuntu, powerpc-ibm-utils in Ubuntu, sysdig in Ubuntu, wireless-regdb in Ubuntu, zram-config in Ubuntu.
