Thread: Gave up waiting for root device
i running ubuntu 10.10.
after recent major upgrade started getting above message when booting default kernel, linux 2.6.35.30 generic. if drop linux 2.6.35.28 generic works fine. have plenty of free memory , none of previous posts seem apply problem. downloaded , ran boot info script , here results:
the boot stanzas /boot/vmlinuz-2.6.35-30-generic , /boot/vmlinuz-2.6.35-28-generic seem same [except file names].code:boot info script 0.60 17 may 2011 ============================= boot info summary: =============================== => grub2 (v1.97-1.98) installed in mbr of /dev/sda , looks @ sector 1 of same hard drive core.img. core.img @ location , looks in partition 1 (,msdos1)/boot/grub. sda1: __________________________________________________________________________ file system: ext4 boot sector type: - boot sector info: operating system: ubuntu 10.10 boot files: /boot/grub/grub.cfg /etc/fstab /boot/grub/core.img sda2: __________________________________________________________________________ file system: extended partition boot sector type: unknown boot sector info: sda5: __________________________________________________________________________ file system: swap boot sector type: - boot sector info: ============================ drive/partition info: ============================= drive: sda _____________________________________________________________________ disk /dev/sda: 500.1 gb, 500107862016 bytes 255 heads, 63 sectors/track, 60801 cylinders, total 976773168 sectors units = sectors of 1 * 512 = 512 bytes sector size (logical/physical): 512 bytes / 512 bytes partition boot start sector end sector # of sectors id system /dev/sda1 * 2,048 964,485,119 964,483,072 83 linux /dev/sda2 964,487,166 976,771,071 12,283,906 5 extended /dev/sda5 964,487,168 976,771,071 12,283,904 82 linux swap / solaris "blkid" output: ________________________________________________________________ device uuid type label /dev/sda1 4fa55ddc-b676-478b-a5ef-d144c3f467be ext4 /dev/sda5 d2c50438-4460-4fd5-bae9-e4f6024ed96b swap ================================ mount points: ================================= device mount_point type options /dev/sda1 / ext4 (rw,errors=remount-ro,commit=0) =========================== sda1/boot/grub/grub.cfg: =========================== -------------------------------------------------------------------------------- # # not edit file # # automatically generated grub-mkconfig using templates # /etc/grub.d , settings /etc/default/grub # ### begin /etc/grub.d/00_header ### if [ -s $prefix/grubenv ]; set have_grubenv=true load_env fi set default="0" if [ "${prev_saved_entry}" ]; set saved_entry="${prev_saved_entry}" save_env saved_entry set prev_saved_entry= save_env prev_saved_entry set boot_once=true fi function savedefault { if [ -z "${boot_once}" ]; saved_entry="${chosen}" save_env saved_entry fi } function recordfail { set recordfail=1 if [ -n "${have_grubenv}" ]; if [ -z "${boot_once}" ]; save_env recordfail; fi; fi } function load_video { insmod vbe insmod vga } insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be if loadfont /usr/share/grub/unicode.pf2 ; set gfxmode=640x480 load_video insmod gfxterm fi terminal_output gfxterm insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be set locale_dir=($root)/boot/grub/locale set lang=en insmod gettext if [ "${recordfail}" = 1 ]; set timeout=-1 else set timeout=10 fi ### end /etc/grub.d/00_header ### ### begin /etc/grub.d/05_debian_theme ### set menu_color_normal=white/black set menu_color_highlight=black/light-gray ### end /etc/grub.d/05_debian_theme ### ### begin /etc/grub.d/10_linux ### menuentry 'ubuntu, linux 2.6.35-30-generic' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be linux /boot/vmlinuz-2.6.35-30-generic root=uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be ro quiet splash initrd /boot/initrd.img-2.6.35-30-generic } menuentry 'ubuntu, linux 2.6.35-30-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be echo 'loading linux 2.6.35-30-generic ...' linux /boot/vmlinuz-2.6.35-30-generic root=uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be ro single echo 'loading initial ramdisk ...' initrd /boot/initrd.img-2.6.35-30-generic } menuentry 'ubuntu, linux 2.6.35-28-generic' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be linux /boot/vmlinuz-2.6.35-28-generic root=uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be ro quiet splash initrd /boot/initrd.img-2.6.35-28-generic } menuentry 'ubuntu, linux 2.6.35-28-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be echo 'loading linux 2.6.35-28-generic ...' linux /boot/vmlinuz-2.6.35-28-generic root=uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be ro single echo 'loading initial ramdisk ...' initrd /boot/initrd.img-2.6.35-28-generic } menuentry 'ubuntu, linux 2.6.35-22-generic' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be linux /boot/vmlinuz-2.6.35-22-generic root=uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be ro quiet splash initrd /boot/initrd.img-2.6.35-22-generic } menuentry 'ubuntu, linux 2.6.35-22-generic (recovery mode)' --class ubuntu --class gnu-linux --class gnu --class os { recordfail insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be echo 'loading linux 2.6.35-22-generic ...' linux /boot/vmlinuz-2.6.35-22-generic root=uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be ro single echo 'loading initial ramdisk ...' initrd /boot/initrd.img-2.6.35-22-generic } ### end /etc/grub.d/10_linux ### ### begin /etc/grub.d/20_linux_xen ### ### end /etc/grub.d/20_linux_xen ### ### begin /etc/grub.d/20_memtest86+ ### menuentry "memory test (memtest86+)" { insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be linux16 /boot/memtest86+.bin } menuentry "memory test (memtest86+, serial console 115200)" { insmod part_msdos insmod ext2 set root='(hd0,msdos1)' search --no-floppy --fs-uuid --set 4fa55ddc-b676-478b-a5ef-d144c3f467be linux16 /boot/memtest86+.bin console=ttys0,115200n8 } ### end /etc/grub.d/20_memtest86+ ### ### begin /etc/grub.d/30_os-prober ### if [ "x${timeout}" != "x-1" ]; if keystatus; if keystatus --shift; set timeout=-1 else set timeout=0 fi else if sleep --interruptible 3 ; set timeout=0 fi fi fi ### end /etc/grub.d/30_os-prober ### ### begin /etc/grub.d/40_custom ### # file provides easy way add custom menu entries. type # menu entries want add after comment. careful not change # 'exec tail' line above. ### end /etc/grub.d/40_custom ### ### begin /etc/grub.d/41_custom ### if [ -f $prefix/custom.cfg ]; source $prefix/custom.cfg; fi ### end /etc/grub.d/41_custom ### -------------------------------------------------------------------------------- =============================== sda1/etc/fstab: ================================ -------------------------------------------------------------------------------- # /etc/fstab: static file system information. # # use 'blkid -o value -s uuid' print universally unique identifier # device; may used uuid= more robust way name # devices works if disks added , removed. see fstab(5). # # <file system> <mount point> <type> <options> <dump> <pass> proc /proc proc nodev,noexec,nosuid 0 0 # / on /dev/sda1 during installation uuid=4fa55ddc-b676-478b-a5ef-d144c3f467be / ext4 errors=remount-ro 0 1 # swap on /dev/sda5 during installation uuid=d2c50438-4460-4fd5-bae9-e4f6024ed96b none swap sw 0 0 -------------------------------------------------------------------------------- =================== sda1: location of files loaded grub: ==================== gib - gb file fragment(s) 324.134307861 = 348.036562944 boot/grub/core.img 1 48.321392059 = 51.884699648 boot/grub/grub.cfg 1 1.165039062 = 1.250951168 boot/initrd.img-2.6.35-22-generic 2 1.211914062 = 1.301282816 boot/initrd.img-2.6.35-28-generic 2 0.652622223 = 0.700747776 boot/initrd.img-2.6.35-30-generic 2 324.138305664 = 348.040855552 boot/vmlinuz-2.6.35-22-generic 1 324.132854462 = 348.035002368 boot/vmlinuz-2.6.35-28-generic 1 324.148685455 = 348.052000768 boot/vmlinuz-2.6.35-30-generic 1 0.652622223 = 0.700747776 initrd.img 2 1.211914062 = 1.301282816 initrd.img.old 2 324.148685455 = 348.052000768 vmlinuz 1 324.132854462 = 348.035002368 vmlinuz.old 1 ======================== unknown mbrs/boot sectors/etc: ======================== unknown bootloader on sda2 00000000 d1 02 d3 e9 60 fa ce 72 eb ce b2 91 e9 eb da bd |....`..r........| 00000010 75 d5 ce aa 7a 67 b5 73 6f 03 5b 07 e0 0e 0d |u...zg.so.[.....| 00000020 bb 8a f3 9a bd bb ea bd bb da 0f 37 ba 3e 7a d0 |...........7.>z.| 00000030 fd c9 83 ae 8f ef f7 7c f2 a0 f3 e9 3d d5 ee aa |.......|....=...| 00000040 8a a1 7f 09 1b ab b8 ba bb c2 94 fb ce 0a 9c 01 |................| 00000050 b0 1e 7b 1c 5f bf 33 5a 56 53 2d 92 94 94 56 cb |..{._.3zvs-...v.| 00000060 c4 15 65 79 42 08 f0 42 e0 59 5a 5e 06 a2 57 19 |..eyb..b.yz^..w.| 00000070 03 b0 b1 87 80 c4 49 a1 b8 38 5f 58 08 79 2e 2c |......i..8_x.y.,| 00000080 06 c7 85 10 e9 85 22 62 ba 48 6c 8c c4 2e 95 96 |......"b.hl.....| 00000090 56 ca 2a eb ea 6b 49 21 d6 d6 d7 97 57 54 48 e0 |v.*..ki!....wth.| 000000a0 0f 48 a5 92 f2 f2 ea da 5a 40 68 58 af ff cb 5f |.h......z@hx..._| 000000b0 ff f2 e5 97 5f fe eb 7f fe f5 bb 6d e9 07 99 5e |...._......m...^| 000000c0 22 2a 34 cd 92 9b aa a7 51 10 35 c9 73 d3 5a 75 |"*4.....q.5.s.zu| 000000d0 92 8d 34 8d 8e 97 69 1a 17 d4 a0 e8 77 3c 73 8a |..4...i.....w<s.| 000000e0 75 a7 17 09 f6 8b c6 97 29 06 1e 67 0a 0b 0b dd |u.......)..g....| 000000f0 dd dd 29 d8 0c ec a3 c9 68 2a e0 82 33 c0 1f 18 |..).....h*..3...| 00000100 8d 3d e5 86 05 f4 29 da cd 84 5a 22 3b 8e c9 2b |.=....)...z";..+| 00000110 20 51 4c b9 6b 28 d9 2c 2e 42 91 f3 d8 fb b2 27 | ql.k(.,.b.....'| 00000120 1f 06 f6 6d 6d 6d 41 a4 bf 78 f1 e2 27 93 d1 5f |...mmma..x..'.._| 00000130 bc f8 e2 8b 2f f0 53 c1 cd 50 e5 35 1a ba a7 8a |..../.s..p.5....| 00000140 a8 94 c4 95 d2 ce 40 a4 e3 b2 60 b4 49 d1 53 f5 |......@...`.i.s.| 00000150 16 52 f4 07 83 ed 69 01 1d 4d 0a e0 2b 50 84 00 |.r....i..m..+p..| 00000160 dc 0c f8 03 94 6d c6 d3 d3 93 8a aa e3 f6 00 f4 |.....m..........| 00000170 98 98 98 93 27 4f e2 d1 e1 36 40 5e 00 9d 44 3a |....'o...6@^..d:| 00000180 9d 31 39 4e a6 c2 f4 34 08 0f 33 99 dc 30 bc ed |.19n...4..3..0..| 00000190 ea ea 02 d3 e7 e6 e6 0c 06 03 c8 8e eb 98 46 4b |..............fk| 000001a0 28 c3 00 2e a8 52 b4 1c 64 3a 5f 51 1d d1 77 3d |(....r..d:_q..w=| 000001b0 52 d7 c8 1f 68 12 0c 35 1b bb 77 45 9c 5e 00 fe |r...h..5..we.^..| 000001c0 ff ff 82 fe ff ff 02 00 00 00 00 70 bb 00 00 00 |...........p....| 000001d0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 |................| * 000001f0 00 00 00 00 00 00 00 00 00 00 00 00 00 00 55 aa |..............u.| 00000200 ========= devices don't seem have corresponding hard drive: ========= sdb sdc
appreciate or advice offer.
check dkms installed, reinstall kernel
Forum The Ubuntu Forum Community Ubuntu Official Flavours Support Installation & Upgrades [SOLVED] Gave up waiting for root device
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