On Fri, 2 Jan 2004 12:27:33 +0100 Jens Axboe wrote: > I dunno, I can't possibly tell since you haven't given any info about > this crash. Where does it crash, do you have an oops? All I could say > from your report + patch is that it wasn't valid. There's just no way > for current->comm to be NULL, so your patch couldn't possibly have made > a difference. Attached file is the crashed dmesg, When I disable CONFIG_LBD, the problem not found any more. thanks. -- Hu Gang / Steve RLU# : 204016 [1999] (Registered Linux user) GPG Public Key: http://soulinfo.com/~hugang/HuGang.asc