8-STABLE/amd64 semi-regular crash with "kernel trap 12 with interrupts disabled" in "process 12 (swi4: clock)"

[Adam McDougall]

On 01/20/11 03:05, Lev Serebryakov wrote:
> Hello, Eugene.
> You wrote 19 января 2011 г., 12:50:25:
>
>> Yes, I've missed it's PRERELEASE already.
>> Backtrace points to the problem in em_local_timer() fixed in CURRENT
>> 7 days ago, take a look:
>> http://www.freebsd.org/cgi/cvsweb.cgi/src/sys/dev/e1000/if_em.c#rev1.65
>> I run my servers with this commit backported manually as
>> it has not been MFC'd yet.
>    Ok, I'll try it (rebuilding system now).
>

Did it help the problem?  I think I saw a related panic today so I'm 
going to try updating past the time this was MFC'ed to 8 which I think 
was Sat Jan 22 01:34:08 2011 UTC (10 days, 17 hours ago).  Thanks.