kernel panic because of wrong root directory entry in grub.conf file
Issue
- kernel panic after rebooting the server.
dracut Warning: Boot has failed. To debug this issue add "rdshell" to the kernel command line.
Kernel panic - not syncing: Attempted to kill init!
Pid: 1, comm: init Not tainted 2.6.32-220.el6.x86_64 #1
Call Trace:
[<ffffffff814dac28>] ? panic+0x78/0x143
[<ffffffff8106c492>] ? do_exit+0x852/0x860
[<ffffffff81174135>] ? fput+0x25/0x30
[<ffffffff8106c4f8>] ? do_group_exit+0x58/0xd0
[<ffffffff8106c587>] ? sys_exit_group+0x17/0x20
[<ffffffff8100b172>] ? system_call_fastpath+0x16/0x1b
panic occurred, switching back to text console
#boot=/dev/sda
default=0
timeout=0
splashimage=(hd0,0)/grub/splash.xpm.gz
hiddenmenu
title Red Hat Enterprise Linux (2.6.32-220.el6.x86_64)
root (hd0,0)
kernel /vmlinuz-2.6.32-220.el6.x86_64 ro root=UUID=a9174f50-9ff9-42b9-864a-cf27bd2c50f7 rd_NO_LUKS rd_NO_LVM LANG=en_US.UTF-8 rd_NO_MD quiet SYSFONT=latarcyrheb-sun16 rhgb crashkernel=auto KEYBOARDTYPE=pc rdblacklist=nouveau KEYTABLE=us rd_NO_DM >/dev/null
$ cat etc/fstab
#
# /etc/fstab
# Created by anaconda on Sun Dec 30 17:54:04 2012
#
# Accessible filesystems, by reference, are maintained under '/dev/disk'
# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info
#
/dev/mapper/VolGroup-LogVol00 / ext4 defaults 1 1
UUID=fd397c2d-29a7-4539-8c0d-e239d72aa628 /boot ext4 defaults 1 2
tmpfs /dev/shm tmpfs defaults 0 0
devpts /dev/pts devpts gid=5,mode=620 0 0
sysfs /sys sysfs defaults 0 0
proc /proc proc defaults 0 0
Environment
- Red Hat Enterprise linux 6.2
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