Re: 2.6.31-rc2: Reported regressions from 2.6.30

Andres Freund
2009-07-10T02:10:59Z

Hi John, Hi Rafael,

On Friday 10 July 2009 03:46:57 John Dykstra wrote:
> On Tue, 2009-07-07 at 03:25 +0200, Andres Freund wrote:
> > There is also http://lkml.org/lkml/2009/6/30/398 : Soft-Lockup/Race
> > in
> > networking in 2.6.31-rc1+195 (possibly caused by netem)
>
> There is some similarity between this soft lockup and the one reported
> in http://www.spinics.net/lists/netdev/msg100957.html. In both, the
> process is doing both sends and receives on raw sockets.
The issue turned out to be a hrtimer bug - i dont see anything like it in your
trace. If you still want to test the fix, its
de907e8432b08f2d5966c36e0747e97c0e596810 in -tip (or
http://lkml.org/lkml/2009/7/9/150)

Rafael: In case youre reading this, I guess you can mark that bug as resolved.

Andres