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

[Jan Knepper]

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

From: Jan Knepper <jan at digitaldaemon.com>
To: bug-followup at FreeBSD.org,  jan at digitaldaemon.com
Cc:  
Subject: Re: amd64/107345: Kernel Panic/Crash on dd if=/dev/ad4 of=/dev/ad6
 bs=1m
Date: Tue, 02 Jan 2007 13:35:43 -0500

 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