insmod problem

[Bily]

hi,all;
    I want to insert an module:yaffs.ko into my kernel2.6.26,but i meet this question:

[\u@\h \W]$insmod yaffs.ko 
yaffs: unknown relocation: 40
insmod: cannot insert 'yaffs.ko': invalid module format

and my busybox version is v1.11.1; may anyone tell me why ?thanks!


Bily
2008-09-13