kern/61970: Kernel Panic on Boot

[Patrick Julien]

>Number:         61970
>Category:       kern
>Synopsis:       Kernel Panic on Boot
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Mon Jan 26 15:00:40 PST 2004
>Closed-Date:
>Last-Modified:
>Originator:     Patrick Julien
>Release:        5.2-Release
>Organization:
>Environment:
Unavailable.      
>Description:
Fatal Trap #12 when booting installer for FreeBSD 5.2.  Tried booting without ACPI, in safe mode etc, same results.  After witnessing crash, downloaded FreeBSD 5.0 and 5.1 RELEASE.  The problem is present in 5.1 but not 5.0.

----
cpuid = 0;
Uptime: 1s
Shutting down ACPI

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0x69656365
fault code = supervisor read, page not present
instruction pointer = 0x8:0xc1021554
stact pointer = 0x10:0xc1021554
frame pointer = 0x10:0xc1021554
code segment = base 0x0, limit 0xffff, type 0x1b
= DPL 0, pres 1, def32 1, gran 1
processor eflags = interrup enabled, resume, IOPL = 0
current process = 0 (swapper)
trap number = 12
panic: page fault

>How-To-Repeat:
Simply booting the installation disk on my laptop does the trick.  It is a Sony laptop model serial number #PCG-8E1L

>Fix:
      
>Release-Note:
>Audit-Trail:
>Unformatted: