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Date: Fri, 23 Feb 2001 14:51:53 -0800 (PST)
From: satz@iranger.com
To: freebsd-gnats-submit@FreeBSD.org
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Subject: i386/25328: 4.x stable kernel crash: page fault
Sender: owner-freebsd-bugs@FreeBSD.ORG
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>Number:         25328
>Category:       i386
>Synopsis:       4.x stable kernel crash: page fault
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Fri Feb 23 15:00:01 PST 2001
>Closed-Date:
>Last-Modified:
>Originator:     Greg Satz
>Release:        4.x stable
>Organization:
>Environment:
FreeBSD pooh.cisco.com 4.2-STABLE FreeBSD 4.2-STABLE #4: Mon Feb 19 11:45:01 MST 2001     root@pooh.cisco.com:/usr/src/sys/compile/POOH  i386

>Description:
IdlePTD 3469312
initial pcb at 2c2fe0
panicstr: page fault
panic messages:
---
Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0x468
fault code              = supervisor read, page not present
instruction pointer     = 0x8:0xc0154c57
stack pointer           = 0x10:0xd5163ce8
frame pointer           = 0x10:0xd5163d04
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 3
current process         = 562 (vmware)
interrupt mask          = net tty bio cam 
trap number             = 12
panic: page fault

(kgdb) bt
#0  0xc015928e in dumpsys ()
#1  0xc01590af in boot ()
#2  0xc015942c in poweroff_wait ()
#3  0xc025ed1d in trap_fatal ()
#4  0xc025e9f5 in trap_pfault ()
#5  0xc025e5db in trap ()
#6  0xc0154c57 in malloc ()
#7  0xc138aa06 in ?? ()
#8  0xc025efc9 in syscall2 ()
#9  0xc0251735 in Xint0x80_syscall ()
#10 0x284403cc in ?? ()
#11 0x80570f6 in ?? ()
#12 0x80565b0 in ?? ()
#13 0x8057347 in ?? ()
#14 0x80526e9 in ?? ()
#15 0x80520dc in ?? ()
#16 0x805205d in ?? ()
#17 0x8051fe8 in ?? ()


>How-To-Repeat:
unknown. But I do have the kernel and vmcore if necessary.
>Fix:

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

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