Проверь при загружке компа у тебя груб 2 или 1Если 1 то/boot/grub/menu.lstВот там посмотри как устроено меню запуска ОС и поправь чтобы направильный раздел кидалоУ меня такhttp://pastebin.com/f6f439d08только окуратнее у меня немного различается так как Linux Mint стоит
GRUB.CFG DO NOT EDIT THIS FILE It is automatically generated by /usr/sbin/grub-mkconfig using templates from /etc/grub.d and settings from /etc/default/grub BEGIN /etc/grub.d/00_header if [ -s /boot/grub/grubenv ]; thenhave_grubenv=trueload_envfiset default=0if [ 036;{prev_saved_entry} ]; thensaved_entry=036;{prev_saved_entry}save_env saved_entryprev_saved_entry=save_env prev_saved_entryfiinsmod ext2set root=(hd0,6)search --no-floppy --fs-uuid --set b374ed66-34ef-4847-bb7c-6f929b3e0a49if loadfont /usr/share/grub/unicode.pf2 ; thenset gfxmode=640x480insmod gfxterminsmod vbeif terminal_output gfxterm ; then true ; else For backward compatibility with versions of terminal.mod that don39;t understand terminal_outputterminal gfxtermfifiif [ 036;{recordfail} = 1 ]; thenset timeout=-1elseset timeout=10fi END /etc/grub.d/00_header BEGIN /etc/grub.d/05_debian_theme set menu_color_normal=white/blackset menu_color_highlight=black/white END /etc/grub.d/05_debian_theme BEGIN /etc/grub.d/10_linux menuentry Ubuntu, Linux 2.6.31-14-generic {recordfail=1if [ -n 036;{have_grubenv} ]; then save_env recordfail; fiset quiet=1insmod ext2set root=(hd0,6)search --no-floppy --fs-uuid --set b374ed66-34ef-4847-bb7c-6f929b3e0a49linux /boot/vmlinuz-2.6.31-14-generic root=UUID=b374ed66-34ef-4847-bb7c-6f929b3e0a49 ro quiet splashinitrd /boot/initrd.img-2.6.31-14-generic}menuentry Ubuntu, Linux 2.6.31-14-generic (recovery mode) {recordfail=1if [ -n 036;{have_grubenv} ]; then save_env recordfail; fiinsmod ext2set root=(hd0,6)search --no-floppy --fs-uuid --set b374ed66-34ef-4847-bb7c-6f929b3e0a49linux /boot/vmlinuz-2.6.31-14-generic root=UUID=b374ed66-34ef-4847-bb7c-6f929b3e0a49 ro singleinitrd /boot/initrd.img-2.6.31-14-generic} END /etc/grub.d/10_linux BEGIN /etc/grub.d/20_memtest86+ menuentry Memory test (memtest86+) {linux16 /boot/memtest86+.bin}menuentry Memory test (memtest86+, serial console 115200) {linux16 /boot/memtest86+.bin console=ttyS0,115200n8} END /etc/grub.d/20_memtest86+ BEGIN /etc/grub.d/30_os-prober menuentry Microsoft Windows XP Professional RU (on /dev/sda1) {insmod ntfsset root=(hd0,1)search --no-floppy --fs-uuid --set bcdcacf0dcaca65cdrivemap -s (hd0) 036;{root}chainloader +1} END /etc/grub.d/30_os-prober BEGIN /etc/grub.d/40_custom This file provides an easy way to add custom menu entries. Simply type the menu entries you want to add after this comment. Be careful not to change the 39;exec tail39; line above. END /etc/grub.d/40_custom