amd64/116322: At start fsck on current, the system panics

[Slava]

>Number:         116322
>Category:       amd64
>Synopsis:       At start fsck on current, the system panics
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-amd64
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Sep 13 05:00:02 GMT 2007
>Closed-Date:
>Last-Modified:
>Originator:     Slava
>Release:        FreeBSD Current
>Organization:
>Environment:
FreeBSD file1.local 7.0-CURRENT FreeBSD 7.0-CURRENT #5: Wed Sep 12 11:30:31 KRAST 2007     slava at file1.local:/usr/obj/usr/src/sys/FILE1-AMD64-7  amd64
>Description:
At start fsck on current, the system panics:
Fatal trap 12: page fault while in kernel mode
fault virtual address     = 0x3c8
fault code                = supervisor read data, page not present
instruction pointer       = 0x8:0xffffffff801a4e59
stack pointer             = 0x10:0xffffffffb3574ba0
frame pointer             = 0x10:0x4
code segment              = base 0x0, limit 0xfffff, type 0x1b
 = DPL 0, pres 1, long 1, def32 0, gran 1
 processor eflags  = interrupt enabled, resume, IOPL = 0
current process           = 2 (g_event)
trap number               = 12
panic: page fault
coredump while to catch it has not turned out.
>How-To-Repeat:
To start fsck on a disk after emergency switching-off.
>Fix:


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