>Number: 185025
>Category: kern
>Synopsis: iwi driver panic on 10.0rc2
>Confidential: no
>Severity: non-critical
>Priority: low
>Responsible: freebsd-bugs
>State: open
>Quarter:
>Keywords:
>Date-Required:
>Class: sw-bug
>Submitter-Id: current-users
>Arrival-Date: Fri Dec 20 12:50:00 UTC 2013
>Closed-Date:
>Last-Modified:
>Originator: Radim Kolar
>Release: 10.0RC2
>Organization:
>Environment:
>Description:
wlan0: ieee80211_new_state_locked: pending SCAN -> AUTH transition lost
panic: vm_fault: fault on nofault entry, addr: c4df1000
cpuid = 0
KDB: stack backtrace:
#0 0xc0af6d32 at kdb_backtrace+0x52
#1 0xc0abcc41 at panic+0x121
#2 0xc0d49ea5 at vm_fault_hold+0x1975
#3 0xc0d484f2 at vm_fault+0x82
#4 0xc0f96e16 at trap_pfault+0x196
#5 0xc0f96579 at trap+0x519
#6 0xc0f8044c at calltrap+0x6
#7 0xc0751bee at iwi_auth_and_assoc+0x4be
#8 0xc075153b at iwi_newstate+0x15b
#9 0xc0bcb115 at ieee80211_newstate_cb+0x175
#10 0xc0b04e2a at taskqueue_run_locked+0xea
#11 0xc0b05737 at taskqueue_thread_loop+0xc7
#12 0xc0a8be13 at fork_exit+0xa3
#3 0xc0d49ea5 in vm_fault_hold (vaddr=<value optimized out>,
fault_type=1 '\001', fault_flags=<value optimized out>,
m_hold=<value optimized out>) at /usr/src/sys/vm/vm_fault.c:279
#4 0xc0d484f2 in vm_fault (map=0xc1bc1000, vaddr=<value optimized out>,
fault_type=0 '\0', fault_flags=<value optimized out>)
at /usr/src/sys/vm/vm_fault.c:224
#5 0xc0f96e16 in trap_pfault (frame=0xd9d68ad8, usermode=0, eva=3242350228)
at /usr/src/sys/i386/i386/trap.c:938
#6 0xc0f96579 in trap (frame=0xd9d68ad8) at /usr/src/sys/i386/i386/trap.c:556
#7 0xc0f8044c in calltrap () at /usr/src/sys/i386/i386/exception.s:170
#8 0xc0bc0926 in node_getrssi (ni=0xc4df1000)
at /usr/src/sys/net80211/ieee80211_node.c:1100
#9 0xc0751bee in iwi_auth_and_assoc () at /usr/src/sys/dev/iwi/if_iwi.c:2918
#10 0xc075153b in iwi_newstate (vap=<value optimized out>,
nstate=<value optimized out>) at /usr/src/sys/dev/iwi/if_iwi.c:1005
#11 0xc0bcb115 in ieee80211_newstate_cb (xvap=0xc4e78000, npending=1)
at /usr/src/sys/net80211/ieee80211_proto.c:1756
#12 0xc0b04e2a in taskqueue_run_locked (queue=0xc4849380)
at /usr/src/sys/kern/subr_taskqueue.c:333
#13 0xc0b05737 in taskqueue_thread_loop (arg=0xc48560a4)
at /usr/src/sys/kern/subr_taskqueue.c:535
#14 0xc0a8be13 in fork_exit (callout=0xc0b05670 <taskqueue_thread_loop>)
at /usr/src/sys/kern/kern_fork.c:995
>How-To-Repeat:
>Fix:
>Release-Note:
>Audit-Trail:
>Unformatted:
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