Thanks. initramfs-tools in trusty-proposed solves this issue. ubuntu@test:~$ zcat /boot/initrd.img-4.4.0-62-generic | cpio -idmv 2> /dev/null ubuntu@test:~$ find . -name 'xhci-plat*' ./lib/modules/4.4.0-62-generic/kernel/drivers/usb/host/xhci-plat-hcd.ko ubuntu@test:~$ dpkg --list | grep initramfs-tools ii initramfs-tools 0.103ubuntu4.7 all tools for generating an initramfs ii initramfs-tools-bin 0.103ubuntu4.7 amd64 binaries used by initramfs-tools
** Tags removed: verification-needed ** Tags added: verification-done -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1649213 Title: Support rootfs on xhci-plat-hcd attached storage To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1649213/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs