On Fri, Mar 15, 2013 at 5:38 PM, Han <keepsim...@gmail.com> wrote: > On Fri, Mar 15, 2013 at 1:35 AM, richard -rw- weinberger > <richard.weinber...@gmail.com> wrote: >> On Fri, Mar 15, 2013 at 5:39 AM, Han <keepsim...@gmail.com> wrote: >>> Hi, >>> >>> I am trying to build and to install a kernel module into UML. The UML >>> kernel is built from linux 2.6.2, 32-bit i386. The rootfs is >>> Debian-Squeeze-x86-root_fs. I was able to build the kernel module >>> successful. But when I tried to insmod, I got the kernel panic. >>> After some debugging, I found the kmalloc() during module init >>> returns NULL, and it was dereferenced later, hence the panic. >>> >>> my question is: is kmalloc() supported in UML (during kernel module >>> init)? Is there anything special I need to do? >> >> kmalloc() and modules work in UML. >> But your kernel so damn bloody old that it might contain various bugs. >> AFAIK 2.6.2 almost older than a decade... > > It's 2.6.27. I know it's old. But I am not at liberty to choose > kernel version ...
Okay. 2.6.27 not 2.6.2. ;) How much memory are you allocating using kmalloc()? -- Thanks, //richard ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_mar _______________________________________________ User-mode-linux-user mailing list User-mode-linux-user@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/user-mode-linux-user
