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

Jan Knepper jan at digitaldaemon.com
Tue Jan 2 11:01:44 PST 2007


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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