amd64/107345: Kernel Panic/Crash on dd if=/dev/ad4 of=/dev/ad6 bs=1m

Tue Jan 2 11:10:20 PST 2007

The following reply was made to PR amd64/107345; it has been noted by GNATS.

From: Jan Knepper <jan at digitaldaemon.com>
To: John Baldwin <jhb at freebsd.org>
Cc: freebsd-amd64 at freebsd.org,  freebsd-gnats-submit at freebsd.org
Subject: Re: amd64/107345: Kernel Panic/Crash on dd if=/dev/ad4 of=/dev/ad6
 bs=1m
Date: Tue, 02 Jan 2007 13:34:55 -0500

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 Fatal trap 12: page fault while in kernel mode
 cpuid = 0; apic id = 00
 fault virtual address   = 0x50
 fault code              = supervisor read, page not present
 instruction pointer     = 0x8:0xffffffff80289d6d
 stack pointer           = 0x10:0xffffffffb1b06af0
 frame pointer           = 0x10:0xffffff00468d9400
 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 processor            = 9 (thread taskq)
 trap number                    = 12
 panic: page fault
 cpuid = 0
 Uptime: 16h56m17s
 Dumping 2047 MB (2 chunks)
  chunk 0: 1MB (156 pages) .. ok
  chunk 1: 2047MB (524016 pages) 2031 2015 1999 1983 1967 1951 1935 1919 
 1903 18
  87 ...
  ... 47 31 15 ... ok

 John Baldwin wrote:
 > On Friday 29 December 2006 22:33, Jan Knepper wrote:
 >   
 >>> Number:         107345
 >>> Category:       amd64
 >>> Synopsis:       Kernel Panic/Crash on dd if=/dev/ad4 of=/dev/ad6 bs=1m
 >>> Confidential:   no
 >>> Severity:       critical
 >>> Priority:       high
 >>> Responsible:    freebsd-amd64
 >>> State:          open
 >>> Quarter:        
 >>> Keywords:       
 >>> Date-Required:
 >>> Class:          sw-bug
 >>> Submitter-Id:   current-users
 >>> Arrival-Date:   Sat Dec 30 03:40:17 GMT 2006
 >>> Closed-Date:
 >>> Last-Modified:
 >>> Originator:     Jan Knepper
 >>> Release:        6.1-RELEASE
 >>> Organization:
 >>> Environment:
 >>>       
 >> FreeBSD digitaldaemon.com 6.1-RELEASE FreeBSD 6.1-RELEASE #7: Fri Dec 29 19:23:26 EST 2006     root at digitaldaemon.com:/usr/src/sys/amd64/compile/digitaldaemon  amd64
 >>
 >>     
 >>> Description:
 >>>       
 >
 > Please include the actual crash messages. :)
 >
 >   

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 Fatal trap 12: page fault while in kernel mode
 <br>
 cpuid = 0; apic id = 00
 <br>
 fault virtual address   = 0x50
 <br>
 fault code              = supervisor read, page not present
 <br>
 instruction pointer     = 0x8:0xffffffff80289d6d
 <br>
 stack pointer           = 0x10:0xffffffffb1b06af0
 <br>
 frame pointer           = 0x10:0xffffff00468d9400
 <br>
 code segment            = base 0x0, limit 0xfffff, type 0x1b
 <br>
                        = DPL 0, pres 1, long 1, def32 0, gran 1
 <br>
 processor eflags        = interrupt enabled, resume, IOPL = 0
 <br>
 current processor            = 9 (thread taskq)
 <br>
 trap number                    = 12
 <br>
 panic: page fault
 <br>
 cpuid = 0
 <br>
 Uptime: 16h56m17s
 <br>
 Dumping 2047 MB (2 chunks)
 <br>
  chunk 0: 1MB (156 pages) .. ok
 <br>
  chunk 1: 2047MB (524016 pages) 2031 2015 1999 1983 1967 1951 1935 1919
 1903 18
 <br>
  87 ...
 <br>
  ... 47 31 15 ... ok
 <br>
 <br>
 <br>
 <br>
 John Baldwin wrote:
 <blockquote cite="mid200701021141.04050.jhb at freebsd.org" type="cite">
   <pre wrap="">On Friday 29 December 2006 22:33, Jan Knepper wrote:
   </pre>
   <blockquote type="cite">
     <blockquote type="cite">
       <pre wrap="">Number:         107345
 Category:       amd64
 Synopsis:       Kernel Panic/Crash on dd if=/dev/ad4 of=/dev/ad6 bs=1m
 Confidential:   no
 Severity:       critical
 Priority:       high
 Responsible:    freebsd-amd64
 State:          open
 Quarter:        
 Keywords:       
 Date-Required:
 Class:          sw-bug
 Submitter-Id:   current-users
 Arrival-Date:   Sat Dec 30 03:40:17 GMT 2006
 Closed-Date:
 Last-Modified:
 Originator:     Jan Knepper
 Release:        6.1-RELEASE
 Organization:
 Environment:
       </pre>
     </blockquote>
     <pre wrap="">FreeBSD digitaldaemon.com 6.1-RELEASE FreeBSD 6.1-RELEASE #7: Fri Dec 29 19:23:26 EST 2006     <a class="moz-txt-link-abbreviated" href="mailto:root at digitaldaemon.com:/usr/src/sys/amd64/compile/digitaldaemon">root at digitaldaemon.com:/usr/src/sys/amd64/compile/digitaldaemon</a>  amd64

     </pre>
     <blockquote type="cite">
       <pre wrap="">Description:
       </pre>
     </blockquote>
   </blockquote>
   <pre wrap=""><!---->
 Please include the actual crash messages. :)

   </pre>
 </blockquote>
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