Re: em0: Fatal trap 12: page fault while in kernel mode

From: Gleb Smirnoff <glebius_at_FreeBSD.org>
Date: Sun, 19 Feb 2006 22:59:53 +0300
On Sun, Feb 19, 2006 at 10:49:48PM +0300, Denis Shaposhnikov wrote:
D> I've just seen the trap on my SMP system
D> 
D> FreeBSD sagitta.internal.vlink.ru 7.0-CURRENT FreeBSD 7.0-CURRENT #1: Sun Feb 19 20:22:49 MSK 2006     dsh_at_build.rigel.internal.vlink.ru:/usr/obj/usr/src/sys/MYSMPIC  i386
D> 
D> >From syslog after reboot:
D> 
D> Fatal trap 12: page fault while in
D> 
D> cpuid = 1; apic id = 06
D> fault virtual address = 0xbfc08000
D> fault code               = supervisor read, page not present
D> instruction pointer      = 0x20:0xc06314bf
D> stack pointer            = 0x28:0xe65deb84
D> frame pointer            = 0x28:0xe65debe8
D> code segment             = base 0x0, limit 0xffff f, type 0x1b = DPL 0, pres 1, def32 1, gran 1
D> processor eflags        = interrupt enabled, resume, IOPL = 0
D> current process = 21 (em0 taskq) trap number     

What revision if if_em.c do you have?

Was there any special reconfiguring of interface, when the panic
occured? For example any ifconfig(8) command on em0.

-- 
Totus tuus, Glebius.
GLEBIUS-RIPN GLEB-RIPE
Received on Sun Feb 19 2006 - 18:59:58 UTC

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