l4linux boot problem

Marcus Hähnel mhaehnel at os.inf.tu-dresden.de
Wed Feb 4 15:04:47 CET 2015


On 2015-02-04 14:39, Gayathri Nagarajan wrote:
> Upon the boot of l4linux iso image using QEMU, I got the following:
> vmlinuz | RAMDISK: ext2 filesystem found at block 0
> vmlinuz | RAMDISK: Loading 3072KiB [1 disk] into ram disk... done.
> vmlinuz | EXT4-fs (ram0): couldn't mount as ext3 due to feature
> incompatibilities
> vmlinuz | EXT4-fs (ram0): mounting ext2 file system using the ext4
> subsystem
> vmlinuz | EXT4-fs (ram0): mounted filesystem without journal. Opts:
> (null)
> vmlinuz | VFS: Mounted root (ext2 filesystem) on device 1:0.
> vmlinuz | Freeing unused kernel memory: 144K (00709000 - 0072d000)
> vmlinuz | Clocksource tsc unstable (delta = 3346692958 ns)
> vmlinuz | /bin/sh: can't access tty; job control turned off

This is no fault. Your ramdisk was mounted successfully and your shell 
was started.
The message about job control is normal if you start /bin/sh as PID1 
using init=/bin/sh.

You should be able to type at the linux command prompt.

Best regards,

- Marcus Haehnel

More information about the l4-hackers mailing list