[Letux-kernel] hso madness

Andreas Kemnade andreas at kemnade.info
Mon Apr 24 21:26:45 CEST 2017


On Sun, 16 Apr 2017 19:12:07 +0200
"H. Nikolaus Schaller" <hns at goldelico.com> wrote:


> >> No, that is older. 4.10 has also the problem.
> >> How to reproduce:
> >> rfkill unblock wwan
> >> rmmod hso
> >> 
> >> No accesses to tty are needed.
> > 
> > known good 4.3
> > known bad 4.7
> 
> good finding.
> 
> > 
> > ouch. With all these horrible (with big musb bugs) kernels in between
> > them.
> 
> Yes. Sadly.
> 
> Hm. maybe bisecting isn't the best strategy in this case. Trying to understand
> what the NULL pointer is thought for and where it is (not) initialized may also
> lead to the issue.
> 
> Or just submitting the bug report to LKML and have USB maintainers debug the
> problem?
> 
patch submitted. But that solves neiter the msleep(20)-problem nor the
hso oopses I have seen on replicant in rild (probably
suspend-related)

Regards,
Andreas
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