I forgot to attach the file that should be installed in /usr/lib/os- probes/mounted/89grub
It returns "grub" as detected OS and it is parsed later in /etc/grub.d /30_os-prober ** Attachment added: "Detection of grub in other partitions for chainloading" https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/446764/+attachment/3470405/+files/89grub -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/446764 Title: os-prober should chainload other linux if there is bootloader on the partition To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/os-prober/+bug/446764/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
