Messages in this thread | | | Date | Mon, 30 Sep 2013 15:54:27 +0200 | From | "Ruslan N. Marchenko" <> | Subject | Re: [BUG] Regression in 2fdac010 drivers/net/ethernet/via/via-velocity.c: update napi implementation |
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On Mon, Sep 30, 2013 at 01:54:06PM +0200, Julia Lawall wrote: > On Mon, 30 Sep 2013, Ruslan N. Marchenko wrote: > > > Hi Julia et al., > > > > With this commit VIA NANO board get CPU lockup in random places on any network activity. > > The error is random, most of the times dead locked CPU on boot. > > > > After loading via-velocity module it hangs for a while and then spits kernel mesages > > about hanged tasks from varios places - like ata, rcu_preempt or network stack. > > Also, if you boot the box with network disconnected - it works, until you plug the network cable. > > > > On some kernel builds (like ubuntu stock) behaviour varies, sometimes the box itself works, > > but network stack dies after multiple ICMPv6 skb errors, so box ends up with network disconnected. > > Reloading network susbsys helps to recover for some time (depending on how fast eth led is blinking). > > > > Reverting the patch allows me to boot without problems even from latest Linus trunk and send this mail. > > You can find the discussion and improved patch in this thread: > > http://www.spinics.net/lists/netdev/msg251287.html > Bug - regression - Via velocity interface coming up freezes kernel > From: Dirk Kraft <dirk.kraft@xxxxxxxxx> > Date: Sun, 22 Sep 2013 19:28:52 +0200 > > julia
Oops, sorry, somehow I missed it even though 've been searching for via-velocity regression. Will give a try to new proposed patch as well.
Thanks, Ruslan
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