check this thread: http://www.gossamer-threads.com/lists/linux/kernel/923030?search_string=Locating%20the%20top%20of%20the%20address%20space%20...%20Address%200x0%20no%20good%3F;#923030 and then provide the strace as per instructed. BTW, what is your kernel version? UML version is 2.6.26-rc5, correct? On Wed, Aug 20, 2008 at 3:41 AM, Prasad Joshi <prasadjoshi124@xxxxxxxxx> wrote: > Hi All, > > I am getting this error after starting the UML. > > prasad@prasad-laptop:~/linuxsrc/linux-2.6.26-rc5_uml$ ./linux mem=128 > ubda=/mnt/ > Locating the top of the address space ... Address 0x0 no good? > > This is the first time I am using UML > Steps I did in the linux source directory > 1. make mrproper > 2. make defconfig ARCH=um > 3. make ARCH=um > > Created a ext3 file system and mounted it on /mnt > > prasad@prasad-laptop:~/linuxsrc/linux-2.6.26-rc5_uml$ ./linux > Locating the top of the address space ... Address 0x0 no good? > > prasad@prasad-laptop:~/linuxsrc/linux-2.6.26-rc5_uml$ ./linux mem=128 > ubda=/mnt/ > Locating the top of the address space ... Address 0x0 no good? > > Please help...... > Is there anything i am missing? > > > Thanks and Regards, > Prasad > -- Regards, Peter Teoh -- To unsubscribe from this list: send an email with "unsubscribe kernelnewbies" to ecartis@xxxxxxxxxxxx Please read the FAQ at http://kernelnewbies.org/FAQ