Re: bluetooth still corrupts memory in 2.6.25-rc6

From: Pavel Machek
Date: Thu Mar 20 2008 - 03:05:40 EST


Hi!

> > >>> ...just leave ppp-over-cellphone-over-bluetooth running, and do
> > >>> s2ram...
> > >>>
> > >>> Linux version 2.6.25-rc6 (pavel@amd) (gcc version 4.1.3 20071209 (prerelease) (Debian 4.1.2-18)) #186 SMP Wed Mar 19 00:46:05 CET 2008
> > >>> BIOS-provided physical RAM map:
> > >> Pavel, does the "still" from $SUBJ mean, that 2.6.24 is affected too (if
> > >> this is the same what I hit)?
> > >
> > > Hey, I did not do careful analysis. I believe it is the same problem
> > > that affects 2.6.24, too, yes. But I actually believe it is much older
> > > than that...
> >
> > If yes, then I got the crash by using hidp over l2cap with non-hid device
> > (session->input). I'm not sure if it was connected at all and even if hidd was
> > running (I tested moving with mouse by cellphone with switching on and off the
> > daemon, since it needed some little changes).

If you have easy/reproducible way of triggering that crash, yes that
would be useful.

...just leave ppp-over-cellphone-over-bluetooth running, and do
s2ram... takes few tries to reproduce, and you need to set up ppp each
time, so it is quite nasty to debug...

> > If you, hci fellows, are interested I might send more detailed description of
> > the crash tomorrow.

Pavel
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