[Letux-kernel] [PATCH RFC] net: hso: register netdev later to avoid a race condition
andreas at kemnade.info
Tue Apr 25 23:11:35 CEST 2017
On Tue, 25 Apr 2017 15:29:53 +0200
"H. Nikolaus Schaller" <hns at goldelico.com> wrote:
> So my conclusion is:
> * dhcpd is recognising quite quickly that there is a new interface being enabled.
> * and tries to do some ioctl which makes the kernel segfault
> * and crashes dhcpd
> The fix we are talking about makes this being ignored.
> It might simply be that dhcpd is responding faster with an ioctl() than with older kernels.
> So let's keep the patch for the moment.
well, i would like to replace it with something upstreamable. But maybe
it is best if you first send the 20ms-hack as a [PATCH RFC] together
with the backtrace so that we have more brains on that topic.
How was dhcpcd started? Just so that I can properly reproduce that.
BTW: the other hso patch for the rmmod problem has already made it here:
Lets hope that during replicant testing no other additional hso problems
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