Unread portion of the kernel mes= sage buffer:
panic: vm_fault: fault on nofault entry=2C addr: c58db000cpuid =3D 0
KDB: stack backtrace:
#0 0xc0af6d02 at kdb_backtrace+0x= 52
#1 0xc0abcc11 at panic+0x121
#2 0xc0d49d95 at vm_fault_hold+0x1975=
#3 0xc0d483e2 at vm_fault+0x82
#4 0xc0f96d06 at trap_pfault+0x196#5 0xc0f96469 at trap+0x519
#6 0xc0f8033c at calltrap+0x6
#7 0xc0751= bbe at iwi_auth_and_assoc+0x4be
#8 0xc075150b at iwi_newstate+0x15b
#= 9 0xc0bcb055 at ieee80211_newstate_cb+0x175
#10 0xc0b04dfa at taskqueue_= run_locked+0xea
#11 0xc0b05707 at taskqueue_thread_loop+0xc7
#12 0xc0= a8bde3 at fork_exit+0xa3
#13 0xc0f803e4 at fork_trampoline+0x8
Uptime= : 1h16m44s
Physical memory: 483 MB
Dumping 103 MB: 88 72 56 40 24 8
(kgdb) #0 =3B doadump (textdump=3D-999737344) at pcpu.h:233
#1= =3B 0xc0abc889 in kern_reboot (howto=3D260)
=3B =3B = =3B at /usr/src/sys/kern/kern_shutdown.c:447
#2 =3B 0xc0abcc4f in pa= nic (fmt=3D<=3Bvalue optimized out>=3B)
=3B =3B =3B at = /usr/src/sys/kern/kern_shutdown.c:754
#3 =3B 0xc0d49d95 in vm_fault_= hold (vaddr=3D<=3Bvalue optimized out>=3B=2C
=3B =3B = =3B fault_type=3D1 '\001'=2C fault_flags=3D<=3Bvalue optimized out>=3B= =2C
=3B =3B =3B m_hold=3D<=3Bvalue optimized out>=3B) a= t /usr/src/sys/vm/vm_fault.c:279
#4 =3B 0xc0d483e2 in vm_fault (map= =3D0xc1bc1000=2C vaddr=3D<=3Bvalue optimized out>=3B=2C
=3B&nbs= p=3B =3B fault_type=3D0 '\0'=2C fault_flags=3D<=3Bvalue optimized out= >=3B)
=3B =3B =3B at /usr/src/sys/vm/vm_fault.c:224
#5= =3B 0xc0f96d06 in trap_pfault (frame=3D0xd9d68ad8=2C usermode=3D0=2C e= va=3D3242350228)
=3B =3B =3B at /usr/src/sys/i386/i386/trap= .c:938
#6 =3B 0xc0f96469 in trap (frame=3D0xd9d68ad8) at /usr/src/sy= s/i386/i386/trap.c:556
#7 =3B 0xc0f8033c in calltrap () at /usr/src/= sys/i386/i386/exception.s:170
#8 =3B 0xc0bc08f6 in node_getrssi (ni= =3D0xc58db000)
=3B =3B =3B at /usr/src/sys/net80211/ieee802= 11_node.c:1100
#9 =3B 0xc0751bbe in iwi_auth_and_assoc () at /usr/sr= c/sys/dev/iwi/if_iwi.c:2918
#10 0xc075150b in iwi_newstate (vap=3D<=3B= value optimized out>=3B=2C
=3B =3B =3B nstate=3D<=3Bval= ue optimized out>=3B) at /usr/src/sys/dev/iwi/if_iwi.c:1005
#11 0xc0bc= b055 in ieee80211_newstate_cb (xvap=3D0xc53ef000=2C npending=3D1)
= =3B =3B =3B at /usr/src/sys/net80211/ieee80211_proto.c:1758
#12 = 0xc0b04dfa in taskqueue_run_locked (queue=3D0xc4849380)

Dec 11 17:56= :32 acer dhclient[7415]: send_packet: Invalid argument
wlan0: link state= changed to UP
iwi0: firmware error
Dec 11 17:56:33 acer dhclient[741= 5]: send_packet: Invalid argument
Dec 11 17:56:35 acer dhclient[7415]: s= end_packet: No buffer space available
wlan0: link state changed to DOWN<= br>Dec 11 17:56:41 acer dhclient[7415]: send_packet: No buffer space availa= ble
Dec 11 17:56:43 acer wpa_supplicant[7155]: ioctl[SIOCS80211=2C op=3D= 20=2C val=3D0=2C arg_len=3D
7]: Can't assign requested address
Dec 11= 17:56:43 acer wpa_supplicant[7156]: ioctl[SIOCS80211=2C op=3D20=2C val=3D0= =2C arg_len=3D
7]: Can't assign requested address
Dec 11 17:56:44 ace= r wpa_supplicant[7156]: ioctl[SIOCS80211=2C op=3D103=2C val=3D0=2C arg_len<= br>=3D128]: Operation now in progress
wlan0: link state changed to UPiwi0: firmware error
Dec 11 17:56:46 acer last message repeated 2 times=
Dec 11 17:56:46 acer dhclient[7415]: send_packet: Invalid argument
D= ec 11 17:56:50 acer dhclient[7415]: send_packet: No buffer space available<= br>wlan0: link state changed to DOWN
Dec 11 17:56:53 acer dhclient[7415]= : send_packet: No buffer space available
Dec 11 17:56:56 acer wpa_suppli= cant[7155]: ioctl[SIOCS80211=2C op=3D20=2C val=3D0=2C arg_len=3D7]: Can't a= ssign requested address
Dec 11 17:56:56 acer wpa_supplicant[7156]: ioctl= [SIOCS80211=2C op=3D20=2C val=3D0=2C arg_len=3D7]: Can't assign requested a= ddress
wlan0: link state changed to UP
iwi0: firmware error
Dec 11= 17:56:59 acer dhclient[7415]: send_packet: Invalid argument
Dec 11 17:5= 7:03 acer dhclient[7415]: send_packet: No buffer space available
wlan0: = link state changed to DOWN
Dec 11 17:57:05 acer dhclient[7415]: send_pac= ket: No buffer space available
Dec 11 17:57:09 acer wpa_supplicant[7156]= : ioctl[SIOCS80211=2C op=3D20=2C val=3D0=2C arg_len=3D7]: Can't assign requ= ested address
Dec 11 17:57:09 acer wpa_supplicant[7155]: ioctl[SIOCS8021= 1=2C op=3D20=2C val=3D0=2C arg_len=3D7]: Can't assign requested address
= Dec 11 17:57:10 acer wpa_supplicant[7155]: ioctl[SIOCS80211=2C op=3D103=2C = val=3D0=2C arg_len=3D128]: Operation now in progress
panic: vm_fault: fa= ult on nofault entry=2C addr: c58db000