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Date: Thu, 12 Oct 2000 18:29:31 +0800 (CST)
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Subject: kern/21929: lpd cause system crash
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>Number:         21929
>Category:       kern
>Synopsis:       lpd cause system crash
>Confidential:   no
>Severity:       critical
>Priority:       high
>Responsible:    freebsd-bugs
>State:          open
>Quarter:        
>Keywords:       
>Date-Required:
>Class:          sw-bug
>Submitter-Id:   current-users
>Arrival-Date:   Thu Oct 12 03:40:01 PDT 2000
>Closed-Date:
>Last-Modified:
>Originator:     Wei-Kai Wu
>Release:        FreeBSD 5.0-CURRENT i386
>Organization:
Kavalan
>Environment:

Pentium-200 with 128MB RAM
kernel: src-cur 4555 (make world & kernel)      
Printer: HP LaserJet 5MP

>Description:

lpd often causes system crash: 

Fatal trap 12: page fault while in kernel mode
fault virtual address   = 0x17a
fault code              = supervisor write, page not present
instruction pointer     = 0x8:0xc01dd7f7
stack pointer           = 0x10:0xc9dc5c70
frame pointer           = 0x10:0xc9dc5c8c
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def 32 1, gran 1
processor eflags        = interrupt enable, resume, IOPL = 0
current process         = 149(lpd)
trap number             = 12
panic: page fault

>How-To-Repeat:

send a large file (>10MB) to printer. system often crashes...

>Fix:


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


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