Re: dhclient can't limit bpf descriptor?

2013-12-15 Thread Pawel Jakub Dawidek
On Sat, Dec 14, 2013 at 12:12:23PM -0800, Tim Kientzle wrote:
> Opened up an old VM from a month or so ago (r257910) and dhclient won’t start.
> 
> Specifically, dhclient complains (when run by root):
>  “can’t limit bpf descriptor: Bad address”
> and then immediately exits.
> 
> What does this mean?   I don’t know anything about the capabilities
> framework and certainly haven’t configured it in any way.

Maybe your userland and kernel are out of sync? There was
backward-incompatible change in Capsicum that could result in error like
that (capability rights are now passed as a pointer to a structure and
not uint64_t bitfield).

-- 
Pawel Jakub Dawidek   http://www.wheelsystems.com
FreeBSD committer http://www.FreeBSD.org
Am I Evil? Yes, I Am! http://mobter.com


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Re: dhclient can't limit bpf descriptor?

2013-12-14 Thread Tim Kientzle

On Dec 14, 2013, at 3:16 PM, Darren Pilgrim  
wrote:

> On 12/14/2013 12:12 PM, Tim Kientzle wrote:
>> Opened up an old VM from a month or so ago (r257910) and dhclient won’t 
>> start.
>> 
>> Specifically, dhclient complains (when run by root):
>>  “can’t limit bpf descriptor: Bad address”
>> and then immediately exits.
> 
> Are you running a custom kernel without the Capsicum options?

Nope, it’s an unmodified GENERIC kernel.

Tim

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Re: dhclient can't limit bpf descriptor?

2013-12-14 Thread Darren Pilgrim

On 12/14/2013 12:12 PM, Tim Kientzle wrote:

Opened up an old VM from a month or so ago (r257910) and dhclient won’t start.

Specifically, dhclient complains (when run by root):
  “can’t limit bpf descriptor: Bad address”
and then immediately exits.


Are you running a custom kernel without the Capsicum options?


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dhclient can't limit bpf descriptor?

2013-12-14 Thread Tim Kientzle
Opened up an old VM from a month or so ago (r257910) and dhclient won’t start.

Specifically, dhclient complains (when run by root):
 “can’t limit bpf descriptor: Bad address”
and then immediately exits.

What does this mean?   I don’t know anything about the capabilities
framework and certainly haven’t configured it in any way.

I’ve upgraded Parallels and the Mac OS system that Parallels
is running on, so it could be related to that...

Tim

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