By all means... here is the output from both, as well as the contents of (/dev/sda7)/boot, and of (/dev/sda8)/boot (parentheses implying the partitions were mounted to a location), to be sure what is actually in there:
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- manjul@chaar:~$ sudo os-prober /dev/sda4::Arch:linux /dev/sda7:Debian GNU/Linux (wheezy/sid):Debian:linux /dev/sda8:Slackware Linux (Slackware 13.1.0):Slackware:linux /dev/sda9:Gentoo Base System release 1.12.14:Gentoo:linux manjul@chaar:~$ sudo linux-boot-prober /dev/sda7 /dev/sda7:/dev/sda7::/vmlinuz:/initrd.img:root=/dev/sda7 /dev/sda7:/dev/sda7::/vmlinuz:/initrd.img:root=/dev/sda7 /dev/sda7:/dev/sda7::/boot/vmlinuz-2.6.38-2-686:/boot/initrd.img-2.6.38-2-686:root=/dev/sda7 /dev/sda7:/dev/sda7::/vmlinuz:/initrd.img:root=/dev/sda7 /dev/sda7:/dev/sda7::/vmlinuz:/initrd.img:root=/dev/sda7 manjul@chaar:~$ ls /mnt/ manjul@chaar:~$ sudo mount /dev/sda7 /mnt manjul@chaar:~$ ls /mnt/boot config-2.6.38-2-686 initrd.img-2.6.38-2-686 System.map-2.6.38-2-686 vmlinuz-2.6.38-2-686 manjul@chaar:~$ sudo umount /mnt manjul@chaar:~$ sudo mount /dev/sda8 /mnt manjul@chaar:~$ ls /mnt/boot config config-huge-smp-2.6.35.11-smp diag1.img README.initrd slack.bmp System.map System.map-huge-smp-2.6.35.11-smp vmlinuz vmlinuz-huge-smp-2.6.35.11-smp manjul@chaar:~$ sudo umount /mnt manjul@chaar:~$ -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Evidently linux-boot-prober is the culprit, as it has been in the past a bunch of times. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/758887 Title: Following kernel upgrade to 2.6.38-8.42, grub2 generates duplicate entries in the menu -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
