dev/random warning on 10-STABLE after r292122 up till r292855

[Andrew J. Caines]

Mark,
>  At NYC*BUG we are looking into a warning seen on FreeBSD 10-STABLE amd64
> starting at or about r292122  and still up till r292855.
> random device not loaded; using insecure entropy

I noticed this message a while back and again yesterday on my i386 which
runs no modules, just a custom kernel (including "device random", of
course) and dismissed it as a probable false positive error from not
loading random.ko.

----8<----
FreeBSD 10.2-STABLE #0: Mon Jan  4 00:48:15 EST 2016
    ajc at hal10001.halplant.net:/usr/obj/usr/src/sys/HAL10001 i386
FreeBSD clang version 3.4.1 (tags/RELEASE_34/dot1-final 208032) 20140512
CPU: Genuine Intel(R) CPU           T2500  @ 2.00GHz (1995.04-MHz
686-class CPU)
  Origin="GenuineIntel"  Id=0x6e8  Family=0x6  Model=0xe  Stepping=8

Features=0xbfe9fbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE>
  Features2=0xc1a9<SSE3,MON,VMX,EST,TM2,xTPR,PDCM>
  AMD Features=0x100000<NX>
  VT-x: HLT,PAUSE
  TSC: P-state invariant, performance statistics
real memory  = 4294967296 (4096 MB)
avail memory = 3417825280 (3259 MB)
Event timer "LAPIC" quality 400
ACPI APIC Table: <TOSHIB A003B   >
FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
FreeBSD/SMP: 1 package(s) x 2 core(s)
 cpu0 (BSP): APIC ID:  0
 cpu1 (AP): APIC ID:  1
random device not loaded; using insecure entropy
----8<----

http://dmesgd.nycbug.org/index.cgi?action=dmesgd&do=view&id=2873

-- 
-Andrew J. Caines-   Unix Systems Engineer   A.J.Caines at halplant.com
  "Machines take me by surprise with great frequency" - Alan Turing