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* 4.3.0+ breaks software VPN
@ 2015-11-13 21:37 Jens Axboe
  2015-11-13 21:43 ` Dave Jones
  2015-11-13 21:44 ` Nikolay Aleksandrov
  0 siblings, 2 replies; 4+ messages in thread
From: Jens Axboe @ 2015-11-13 21:37 UTC (permalink / raw)
  To: Jarod Wilson; +Cc: David S. Miller, netdev

Hi,

Tried to connect to sw vpn today, and it isn't working. Running git 
as-of yesterday. In dmesg:

[23703.921542] vpn0: set_features() failed (-1); wanted 
0x00000080000048c1, left 0x00000080001b48c9

Reverting:

fd867d51f889
5ba3f7d61a3a
e7868a85e1b2

in reverse order makes it work again. How do we get this fixed so that 
4.4-rc1 doesn't break basic VPN support?

-- 
Jens Axboe

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: 4.3.0+ breaks software VPN
  2015-11-13 21:37 4.3.0+ breaks software VPN Jens Axboe
@ 2015-11-13 21:43 ` Dave Jones
  2015-11-13 21:44 ` Nikolay Aleksandrov
  1 sibling, 0 replies; 4+ messages in thread
From: Dave Jones @ 2015-11-13 21:43 UTC (permalink / raw)
  To: Jens Axboe; +Cc: Jarod Wilson, David S. Miller, netdev

On Fri, Nov 13, 2015 at 02:37:00PM -0700, Jens Axboe wrote:
 > Hi,
 > 
 > Tried to connect to sw vpn today, and it isn't working. Running git 
 > as-of yesterday. In dmesg:
 > 
 > [23703.921542] vpn0: set_features() failed (-1); wanted 
 > 0x00000080000048c1, left 0x00000080001b48c9
 > 
 > Reverting:
 > 
 > fd867d51f889
 > 5ba3f7d61a3a
 > e7868a85e1b2
 > 
 > in reverse order makes it work again. How do we get this fixed so that 
 > 4.4-rc1 doesn't break basic VPN support?

Possibly related:
I see those set_features warnings have started spewing in my 2-nic bonding
setup too.

[   51.595169] Ethernet Channel Bonding Driver: v3.7.1 (April 27, 2011)
[   51.595647] bond0: set_features() failed (-1); wanted 0x000000000fc0f388, left 0x000000000fd9fbe9
[   51.597168] bond0: Setting MII monitoring interval to 100
[   51.600782] bond0: Adding slave eth0
[   51.831790] IPv6: ADDRCONF(NETDEV_UP): eth0: link is not ready
[   51.832078] bond0: set_features() failed (-1); wanted 0x000000000fd9fba9, left 0x000000000fd9fbe9
[   51.832190] bond0: Enslaving eth0 as an active interface with a down link
[   51.836657] bond0: Adding slave eth1
[   52.039515] IPv6: ADDRCONF(NETDEV_UP): eth1: link is not ready
[   52.039655] bond0: set_features() failed (-1); wanted 0x000000000fd9fba9, left 0x000000000fd9fbe9
[   52.039735] bond0: Enslaving eth1 as an active interface with a down link


	Dave

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: 4.3.0+ breaks software VPN
  2015-11-13 21:37 4.3.0+ breaks software VPN Jens Axboe
  2015-11-13 21:43 ` Dave Jones
@ 2015-11-13 21:44 ` Nikolay Aleksandrov
  2015-11-13 21:50   ` Jens Axboe
  1 sibling, 1 reply; 4+ messages in thread
From: Nikolay Aleksandrov @ 2015-11-13 21:44 UTC (permalink / raw)
  To: Jens Axboe, Jarod Wilson; +Cc: David S. Miller, netdev

On 11/13/2015 10:37 PM, Jens Axboe wrote:
> Hi,
> 
> Tried to connect to sw vpn today, and it isn't working. Running git as-of yesterday. In dmesg:
> 
> [23703.921542] vpn0: set_features() failed (-1); wanted 0x00000080000048c1, left 0x00000080001b48c9
> 
> Reverting:
> 
> fd867d51f889
> 5ba3f7d61a3a
> e7868a85e1b2
> 
> in reverse order makes it work again. How do we get this fixed so that 4.4-rc1 doesn't break basic VPN support?
> 

Today I've posted a patch that should fix this,
http://patchwork.ozlabs.org/patch/544307/

More testing is always welcome.

Cheers,
 Nik

^ permalink raw reply	[flat|nested] 4+ messages in thread

* Re: 4.3.0+ breaks software VPN
  2015-11-13 21:44 ` Nikolay Aleksandrov
@ 2015-11-13 21:50   ` Jens Axboe
  0 siblings, 0 replies; 4+ messages in thread
From: Jens Axboe @ 2015-11-13 21:50 UTC (permalink / raw)
  To: Nikolay Aleksandrov, Jarod Wilson; +Cc: David S. Miller, netdev

On 11/13/2015 02:44 PM, Nikolay Aleksandrov wrote:
> On 11/13/2015 10:37 PM, Jens Axboe wrote:
>> Hi,
>>
>> Tried to connect to sw vpn today, and it isn't working. Running git as-of yesterday. In dmesg:
>>
>> [23703.921542] vpn0: set_features() failed (-1); wanted 0x00000080000048c1, left 0x00000080001b48c9
>>
>> Reverting:
>>
>> fd867d51f889
>> 5ba3f7d61a3a
>> e7868a85e1b2
>>
>> in reverse order makes it work again. How do we get this fixed so that 4.4-rc1 doesn't break basic VPN support?
>>
>
> Today I've posted a patch that should fix this,
> http://patchwork.ozlabs.org/patch/544307/
>
> More testing is always welcome.

Thanks, that works!

Tested-by: Jens Axboe <axboe@fb.com>


-- 
Jens Axboe

^ permalink raw reply	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2015-11-13 21:50 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
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2015-11-13 21:37 4.3.0+ breaks software VPN Jens Axboe
2015-11-13 21:43 ` Dave Jones
2015-11-13 21:44 ` Nikolay Aleksandrov
2015-11-13 21:50   ` Jens Axboe

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