6.1-RELEASE-p10 kernel panic, backtrace included

[Esa Karkkainen]

Hi folks,

	I've attached panic message and backtrace from my computer
below.

	Is this hw or sw related panic?

Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address   = 0xc47ac888
fault code              = supervisor read, page not present
instruction pointer     = 0x20:0xc052fc2f
stack pointer           = 0x28:0xdc7a7ca8
frame pointer           = 0x28:0xdc7a7cdc
code segment            = base 0x0, limit 0xfffff, type 0x1b
                        = DPL 0, pres 1, def32 1, gran 1
processor eflags        = interrupt enabled, resume, IOPL = 0
current process         = 35 (syncer)
trap number             = 12
panic: page fault
cpuid = 0
Uptime: 5m35s
Dumping 767 MB (2 chunks)
  chunk 0: 1MB (159 pages) ... ok
  chunk 1: 767MB (196336 pages) 751 735 719 703 687 671 655 639 623 607
591 575 559 543 527 511 495 479 463 447 431 415 399 383 367 351 335 319
303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63 47 31 15

#0  doadump () at pcpu.h:165
165             __asm __volatile("movl %%fs:0,%0" : "=r" (td));
(kgdb) backtrace
#0  doadump () at pcpu.h:165
#1  0xc04d7fdd in boot (howto=260) at
/usr/src/sys/kern/kern_shutdown.c:402
#2  0xc04d8305 in panic (fmt=0xc06660d9 "%s")
    at /usr/src/sys/kern/kern_shutdown.c:558
#3  0xc0642b2c in trap_fatal (frame=0xdc7a7c68, eva=3296381064)
    at /usr/src/sys/i386/i386/trap.c:836
#4  0xc064286b in trap_pfault (frame=0xdc7a7c68, usermode=0,
eva=3296381064)
    at /usr/src/sys/i386/i386/trap.c:744
#5  0xc06424a5 in trap (frame=
      {tf_fs = 98238472, tf_es = -1006174168, tf_ds = 40, tf_edi =
-1006158848, tf_esi = -1002714816, tf_ebp = -595952420, tf_isp =
-595952492, tf_ebx = -998586240, tf_edx = 7, tf_ecx = 32, tf_eax =
-595952448, tf_trapno = 12, tf_err = 0, tf_eip = -1068303313, tf_cs =
32, tf_eflags = 66198, tf_esp = -595952448, tf_ss = -1006158848}) at
/usr/src/sys/i386/i386/trap.c:434
#6  0xc062f4aa in calltrap () at /usr/src/sys/i386/i386/exception.s:139
#7  0xc052fc2f in sync_vnode (bo=0xc43bc940, td=0xc4073c00) at
vnode_if.h:30
#8  0xc0530079 in sched_sync () at /usr/src/sys/kern/vfs_subr.c:1679
#9  0xc04c1b41 in fork_exit (callout=0xc052fe20 <sched_sync>, arg=0x0, 
    frame=0xdc7a7d38) at /usr/src/sys/kern/kern_fork.c:805
#10 0xc062f50c in fork_trampoline () at
/usr/src/sys/i386/i386/exception.s:208
(kgdb) 

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