i386/89383: panic: page fault (sio)

[Gray]

>Number:         89383
>Category:       i386
>Synopsis:       panic: page fault (sio)
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-i386
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Nov 21 17:30:15 GMT 2005
>Closed-Date:
>Last-Modified:
>Originator:     Gray
>Release:        FreeBSD 6.0-RELEASE
>Organization:
>Environment:
uname -imprs
FreeBSD 5.3-RELEASE i386 i386 NEW
>Description:

Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0x0
fault code              = supervisor read, page not present
instruction pointer     = 0x20:0xc063a7aa
stack pointer           = 0x28:0xcb6c9c3c
frame pointer           = 0x28:0xcb6c9c68
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 34 (swi0: sio)
trap number             = 12
panic: page fault
Uptime: 51m11s
Dumping 159 MB (2 chunks)
chunk 0: 1MB (160 pages) ... ok
------------------------------------------

/var/run/dmesg.boot
--cut----------
Timecounter "i8254" frequency 1193182 Hz quality 0
CPU: AMD Athlon(tm) Processor (849.60-MHz 686-class CPU)
  Origin = "AuthenticAMD"  Id = 0x642  Stepping = 2
  Features=0x183f9ff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,MMX,FXSR>
  AMD Features=0xc0440000<RSVD,AMIE,DSP,3DNow!>
real memory  = 167706624 (159 MB)
avail memory = 158388224 (151 MB)
--end-------
------------------------------------------
cat /etc/ppp/options
/dev/cuaa0 115200
lock
debug
crtscts
modem
xxx.xxx.xxx.xxx:xxx.xxx.xxx.xxx
defaultroute
-detach
noauth
persist
bsdcomp 13
-----------------------------

/sys/i386/conf/NEW = GENERIC 
++
options         IPFIREWALL
options         IPDIVERT
options         IPFIREWALL_VERBOSE
options         IPFIREWALL_VERBOSE_LIMIT=50
options         IPFIREWALL_FORWARD
options         SC_DISABLE_REBOOT
options         DUMMYNET

-- 
#cpu            I486_CPU
#cpu            I586_CPU
#options        INET6
-----------------------------------------

cat /etc/make.conf
CPUTYPE?=i686
==========================================



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