Re: System crash in tcp_fragment()

> As for the fix, I would think that would be more up to the
> network folks than me.  Atomic is one option, but you can
> also disable preemption.  It is really light weight, and may
> already be disabled in some of these cases.

In most of them because it is running in a softirq.
Just the user context stuff has a possible problem on non i386/x86-64.

-Andi