Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-07 Thread Veaceslav Falico
On Thu, Mar 7, 2013 at 10:50 AM, Michael Wang wrote: > On 03/07/2013 04:50 PM, Linda Walsh wrote: >> >> I am *not* seeing the bug in 3.8.2 with the 2nd patch applied (in >> addition to the first)... > > So that means bond lock is the reason, nice, but this is really not a > good fix if we just unl

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-07 Thread Michael Wang
On 03/07/2013 04:50 PM, Linda Walsh wrote: > > I am *not* seeing the bug in 3.8.2 with the 2nd patch applied (in > addition to the first)... So that means bond lock is the reason, nice, but this is really not a good fix if we just unlock it... The better way is to move the cycle wait logical out

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-07 Thread Michael Wang
On 03/07/2013 03:05 PM, Linda Walsh wrote: [snip] > [ 24.820010] BUG: scheduling while atomic: kworker/u:2/109/0x0002 > [ 24.826415] 4 locks held by kworker/u:2/109: > [ 24.826425] #0: ((bond_dev->name)){..}, at: > [] process_one_work+0x13d/0x5d0 > [ 24.826428] #1: ((&(&bond->mi

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-06 Thread Michael Wang
On 03/07/2013 03:05 PM, Linda Walsh wrote: > > > > > Michael Wang wrote: >> On 03/02/2013 01:21 PM, Linda Walsh wrote: >> Update -- it *used* to stop the messages in 3.6.7. >> >> It no longer stops the messages in 3.8.1 -- (and isn't present by >> default -- tried >> adding the unlock/lock -- n

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-06 Thread Linda Walsh
Michael Wang wrote: > On 03/02/2013 01:21 PM, Linda Walsh wrote: > Update -- it *used* to stop the messages in 3.6.7. > > It no longer stops the messages in 3.8.1 -- (and isn't present by > default -- tried > adding the unlock/lock -- no difference. > > Weird. *sigh* > > Hi, Linda > > Do you ha

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-06 Thread Michael Wang
On 03/02/2013 01:21 PM, Linda Walsh wrote: > > > > > Linda Walsh wrote: >> >> >> This patch is not in the latest kernel. I don't know if it is the >> 'best' way, but it does stop BUG error messages. > --- > Update -- it *used* to stop the messages in 3.6.7. > > It no longer stops the messages

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-01 Thread Linda Walsh
Linda Walsh wrote: > > > This patch is not in the latest kernel. I don't know if it is the > 'best' way, but it does stop BUG error messages. --- Update -- it *used* to stop the messages in 3.6.7. It no longer stops the messages in 3.8.1 -- (and isn't present by default -- tried adding the un

Re: upgrade to 3.8.1 : BUG Scheduling while atomic in bonding driver:

2013-03-01 Thread Eric Dumazet
On Fri, 2013-03-01 at 00:15 -0800, Linda Walsh wrote: > Just installed 3.8.1 > > Thought this had been fixed? Note it causes the kernel to > show up as tainted after the 1st... > CC netdev & Jay Vosburgh & Jeff Kirsher > > > As the system was coming up and initializing the bond0 driver: