Date: Sun, 21 Feb 2010 00:44:50 +0300 From: Slawa Olhovchenkov <slw@zxy.spb.ru> To: Pyun YongHyeon <pyunyh@gmail.com> 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) Message-ID: <20100220214450.GV55307@zxy.spb.ru> In-Reply-To: <20100219211201.GL11675@michelle.cdnetworks.com> References: <20100218213213.GD11675@michelle.cdnetworks.com> <20100218215039.GK55307@zxy.spb.ru> <20100219001913.GE11675@michelle.cdnetworks.com> <20100219055129.GL55307@zxy.spb.ru> <20100219122415.GR55307@zxy.spb.ru> <20100219190359.GJ11675@michelle.cdnetworks.com> <20100219191103.GT55307@zxy.spb.ru> <20100219200647.GK11675@michelle.cdnetworks.com> <20100219201359.GU55307@zxy.spb.ru> <20100219211201.GL11675@michelle.cdnetworks.com>
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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
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