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Date: Sun, 21 Feb 2010 00:44:50 +0300
From: Slawa Olhovchenkov <slw@zxy.spb.ru>
To: Pyun YongHyeon <pyunyh@gmail.com>
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Cc: Nick Rogers <ncrogers@gmail.com>, stable@freebsd.org
Subject: Re: trap 12: page fault while in kernel mode on 8.0-RELEASE
 (possibly bge(4) related)
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On Fri, Feb 19, 2010 at 01:12:01PM -0800, Pyun YongHyeon wrote:

> Normally you should not have any FCS errors, it could be related
> with signal quality and these errors might not be correctly
> counted.

I can't check cable and switch counters on bge1 before Feb 24.

> > 3. packets don't lost on sources at Aug'09
> 
> Since I don't have BCM5704 hardware it's hard to find which
> revision may affect to this issue. Could you narrow down which
> revision number started showing the issue?

I am don't update source between Aug'09 and Feb 16.

4. Packets don't lost immediately after reboot.

PS: I got kernel panic.

===
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address   = 0x18
fault code              = supervisor read data, page not present
instruction pointer     = 0x20:0xffffffff802eb3b7
stack pointer           = 0x28:0xffffff80001c66e0
frame pointer           = 0x28:0xffffff8  01c6740
code segment            = base 0x0, limi  0xfffff, type 0x1b
                        = DPL 0, pres 1, long 1, def32 0, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 724 (named)
[thread pid 724 tid 100051 ]
Stopped at      m_copym+0x37:   movl    0x18(%r12),%eax
db> panic
panic: from debugger
cpuid = 0
Uptime: 1d5h55m33s
Physical memory: 2039 MB
Dumping 1448 MB: 1433 1417 1401