After booting with break=bottom kernel parameter I can see that symlinks are in fact present at the initramfs stage.
They are gone afterwards post pivot_root & systemd start (the bcache dir isn't even present while it was there) ubuntu@maas-xenial4:~$ ls /dev/disk/ by-dname by-id by-label by-path by-uuid ** Attachment added: "bcache-symlinks-initramfs.png" https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1729145/+attachment/5016556/+files/bcache-symlinks-initramfs.png -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1729145 Title: /dev/bcache/by-uuid links not created after reboot To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1729145/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
