[talk] FreeBSD 10.2-stable "random device not loaded"

Pete Wright pete at nomadlogic.org
Wed Dec 16 19:12:37 EST 2015



On 12/16/15 16:10, Pete Wright wrote:
> 
> 
> On 12/16/15 15:42, John Baldwin wrote:
>> On Friday, December 11, 2015 06:10:52 PM George Rosamond wrote:
>>> Just updated a box to #r292122 with GENERIC, found this wildly
>>> confidence-building note in the dmesg:
>>>
>>>   random device not loaded; using insecure entropy
>>>
>>> Two lines later in the dmesg it does say:
>>>
>>>   random: <Software, Yarrow> initialized
>>>
>>> I don't see anything online recently about this... except for one
>>> unanswered post on freebsd-questions@ in late October.
>>>
>>> Thought I'd post here before I dug further...
>>
>> Humm, any luck on more info?  I haven't seen that on HEAD, and GENERIC
>> on stable/10 includes device random so that seems odd.
>>
> 
> 
> i am *not* seeing this on one of my KVM instances here running HEAD r292065:
> 
> pwright at bsd-current:/usr/src % dmesg|grep -i random
> random: unblocking device.
> random: entropy device external interface
> random: registering fast source Intel Secure Key RNG
> random: fast provider: "Intel Secure Key RNG"
> 
> 
> this is a sandy bridge (E3xxx) Intel CPU on the hypervisor fwiw.

strike that - freebsd detects this as a E312xx but the hypervisor is a
E5-2697 v2 which is also a sandy bridge, but a different rev than the E3xxxx

-pete

-- 
Pete Wright
pete at nomadlogic.org
twitter => @nomadlogicLA



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