Andy Do wrote: > > Hi everyone, > I've been running Redhat 7.2 (new install) for about 2 weeks now > without any problems, but today I was not so lucky. > My system hung while I was trying to configure the kernel-source RPM using > 'xconfig'. Why did it hang, I wonder. What sort of machine is it? > After rebooting the system, it seems that my whole ext3 file system is > corrupted. > I get the message: > > Mounting root filesystem > EXT3-fs: ide0(3,3):couldn't mount because of unsupported optional features > (200 0200). > mount: error 22 mounting ext3 > pivotroot: pivot_root(/sysroot, /sysroot/initrd_ failed: 2 > Freeing unused kernel memory: 220k freed > Kernel panic: No init found. Try passing init= option to kernel That's a wrecked filesystem. There are a few machines (laptops) which discard their writecache under some circumstances, rather than writing it. Hard to say, but something horrid happened... > ... > mke2fs /dev/hda3 => This creates a new, empty filesystem in the place where your root filesystem used to live. Sorry, but it's time to reinstall from scratch.