I updated to 12th September snapshot.
As soon as the user logs into the captive portal, kernel crashes (probably after adding MAC in table 1):
Fatal trap 12: page fault while in kernel mode
cpuid = 0; apic id = 00
fault virtual address = 0xf4acf5bc
fault code = supervisor read, page not present
instruction pointer = 0x20:0xc12474e4
stack pointer = 0x28:0xebde46f4
frame pointer = 0x28:0xebde4730
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 = 0 (ath0 taskq)
[ thread pid 0 tid 100077 ]
Stopped at bcmp+0x14: repe cmpsl (%esi),%es:(%edi)
db:0:kdb.enter.default> textdump set
textdump set
db:0:kdb.enter.default> capture on
db:0:kdb.enter.default> run lockinfo
db:1:lockinfo> show locks
No such command
db:1:locks> show alllocks
No such command
db:1:alllocks> show lockedvnods
Locked vnodes
db:0:kdb.enter.default> show pcpu
cpuid = 0
dynamic pcpu = 0x645300
curthread = 0xc790e310: pid 0 "ath0 taskq"
curpcb = 0xebde4d60
fpcurthread = none
idlethread = 0xc76e7000: tid 100003 "idle: cpu0"
APIC ID = 0
currentldt = 0x50
db:0:kdb.enter.default> bt
Tracing pid 0 tid 100077 td 0xc790e310
bcmp(c8b21000,1,c45000a,ebde486c,ebde49d6,...) at bcmp+0x14/frame 0xebde4730
ipfw_chk(ebde48c8,e,0,0,ebde4900,...) at ipfw_chk+0x32a2/frame 0xebde48a0
ipfw_check_frame(0,ebde4a1c,c77c9800,1,0,...) at ipfw_check_frame+0x134/frame 0xebde49f8
pfil_run_hooks(c2041d9c,ebde4a68,c77c9800,1,0,...) at pfil_run_hooks+0x85/frame 0xebde4a4c
ether_demux(c77c9800,c867cc00,2,5,c790e310,...) at ether_demux+0x4f/frame 0xebde4a78
ether_nh_input(c867cc00,c793e000,c8716100,c80ff000,c81c3000,...) at ether_nh_input+0x37e/frame 0xebde4ac4
netisr_dispatch_src(9,0,c867cc00) at netisr_dispatch_src+0x83/frame 0xebde4b14
netisr_dispatch(9,c867cc00) at netisr_dispatch+0x20/frame 0xebde4b28
ether_input(c77c9800,c867cc00,c86aa012,93e000,c77c9800) at ether_input+0x19/frame 0xebde4b38
hostap_deliver_data(c81c3000,c80ff000,c867cc00,46,c0cd3afa,...) at hostap_deliver_data+0xb5/frame 0xebde4b60
hostap_input(c80ff000,c867cc00,2e,ffffffa0,c790e310,...) at hostap_input+0x2e2/frame 0xebde4ba0
ath_rx_pkt(c78d9000,c79837fc,41ded80,a90d75c,0,...) at ath_rx_pkt+0x3c2/frame 0xebde4be0
ath_rx_proc(c78d9000,1,0,0,0,...) at ath_rx_proc+0x25e/frame 0xebde4c48
taskqueue_run_locked(c78ec080,c78ec098,0,c13bdb87,0,...) at taskqueue_run_locked+0xea/frame 0xebde4c8c
taskqueue_thread_loop(c78d9748,ebde4d08,aa55aa55,aa55aa55,aa55aa55,...) at taskqueue_thread_loop+0xc7/frame 0xebde4cc4
fork_exit(c0cf5ca0,c78d9748,ebde4d08) at fork_exit+0xa3/frame 0xebde4cf4
fork_trampoline() at fork_trampoline+0x8/frame 0xebde4cf4
--- trap 0, eip = 0, esp = 0xebde4d40, ebp = 0 ---
db:0:kdb.enter.default> ps
pid ppid pgrp uid state wmesg wchan cmd
67652 50255 21 0 S nanslp 0xc1e9fb69 sleep
65561 65427 65561 0 S+ ttyin 0xc799ee70 sh
65427 65303 65427 0 S+ wait 0xc8be82f0 sh
65303 1 65303 0 Ss+ wait 0xc7eca000 login
46850 250 250 0 S accept 0xc80141e6 php-fpm
5992 4446 5992 0 S+ ttyin 0xc7e8e070 tcsh
4446 4118 4446 0 S+ wait 0xc8c92bc0 sh
4118 3649 4118 0 Ss+ wait 0xc8c92000 sh
3649 8341 3649 0 Ss select 0xc8c6a1a4 sshd
80912 1 80912 0 Ss (threaded) ntpd
100183 S select 0xc8c6b164 ntpd
74249 4867 74249 0 Ss (threaded) sshlockout_pf
100180 S nanslp 0xc1e9fb68 sshlockout_pf
100176 S piperd 0xc7eb4990 sshlockout_pf
73876 1 1 0 S nanslp 0xc1e9fb69 getty
64680 64251 64251 0 S nanslp 0xc1e9fb68 minicron
64251 1 64251 0 Ss wait 0xc8c23bc0 minicron
64018 63809 63809 0 S nanslp 0xc1e9fb68 minicron
63809 1 63809 0 Ss wait 0xc8c232f0 minicron
63679 63389 63389 0 S nanslp 0xc1e9fb68 minicron
63389 1 63389 0 Ss wait 0xc8c225e0 minicron
61248 1 61248 0 Ss nanslp 0xc1e9fb69 cron
53892 1 53892 0 Ss select 0xc79ec7a4 igmpproxy
50255 1 21 0 S+ wait 0xc8be85e0 sh
47089 44675 44675 0 S accept 0xc8a06886 php
47055 44675 44675 0 S accept 0xc8a06886 php
46858 44675 44675 0 S accept 0xc8a06886 php
46816 44189 44189 0 S accept 0xc80136de php
46700 44189 44189 0 S accept 0xc80136de php
46579 44189 44189 0 S accept 0xc80136de php
46501 44503 44503 0 S accept 0xc8a06bd6 php
46372 44503 44503 0 S accept 0xc8a06bd6 php
46336 44545 44545 0 S accept 0xc8a06a2e php
46186 44545 44545 0 S accept 0xc8a06a2e php
45862 44545 44545 0 S accept 0xc8a06a2e php
45822 44503 44503 0 S accept 0xc8a06bd6 php
45705 43057 43057 0 S accept 0xc8003bd6 php
45447 43057 43057 0 S accept 0xc8003bd6 php
45411 43057 43057 0 S accept 0xc8003bd6 php
45294 44094 44094 0 S accept 0xc8001536 php
45132 44094 44094 0 S accept 0xc8001536 php
44991 44094 44094 0 S accept 0xc8001536 php
44675 42017 44675 0 Ss wait 0xc8b7b8d0 php
44545 42017 44545 0 Ss wait 0xc8b7bbc0 php
44503 42017 44503 0 Ss wait 0xc8b7c000 php
44189 42017 44189 0 Ss wait 0xc8b7c2f0 php
44094 42017 44094 0 Ss wait 0xc8b7c5e0 php
43057 42017 43057 0 Ss wait 0xc7e15000 php
42717 42394 42394 0 S nanslp 0xc1e9fb68 minicron
42394 1 42394 0 Ss wait 0xc7fd6000 minicron
42017 1 41820 0 S kqread 0xc7e0b600 lighttpd
35534 1 35534 1002 Ss select 0xc7de1a64 dhcpd
27991 1 27991 59 Ss (threaded) unbound
100208 S select 0xc7de14e4 unbound
100123 S select 0xc7e389a4 unbound
25133 1 24795 0 S kqread 0xc89e9f00 lighttpd
17427 17143 17143 0 S piperd 0xc7ee2660 rrdtool
17143 1 17143 0 Ss select 0xc7de1b24 apinger
14084 1 14084 0 Ss select 0xc79e9b64 inetd
13534 1 13534 0 Ss bpf 0xc7e8f600 filterlog
13208 1 13208 0 Ss kqread 0xc89eb080 dhcpleases
9090 1 9090 0 Ss select 0xc7e39164 hostapd
8341 1 8341 0 Ss select 0xc7e3b164 sshd
4867 1 4867 0 Ss select 0xc7e39564 syslogd
276 1 276 0 Ss select 0xc7e3a464 devd
267 265 265 0 S kqread 0xc7e0df00 check_reload_status
265 1 265 0 Ss kqread 0xc7e5a180 check_reload_status
250 1 250 0 Ss kqread 0xc7e0de00 php-fpm
64 0 0 0 DL mdwait 0xc7df1000 [md0]
20 0 0 0 DL vlruwt 0xc7e15bc0 [vnlru]
19 0 0 0 DL syncer 0xc1ebf0c4 [syncer]
18 0 0 0 DL psleep 0xc1ebe804 [bufdaemon]
17 0 0 0 DL pgzero 0xc1fea2a0 [pagezero]
9 0 0 0 DL pollid 0xc1e9e528 [idlepoll]
8 0 0 0 DL psleep 0xc1fe9fc4 [vmdaemon]
7 0 0 0 DL psleep 0xc2047a84 [pagedaemon]
6 0 0 0 DL waiting_ 0xc204238c [sctp_iterator]
5 0 0 0 DL pftm 0xc0f16a60 [pf purge]
16 0 0 0 DL (threaded) [usb]
100064 D - 0xc78afd34 [usbus7]
100063 D - 0xc78afd04 [usbus7]
100062 D - 0xc78afcd4 [usbus7]
100061 D - 0xc78afca4 [usbus7]
100060 D - 0xc78d3b5c [usbus6]
100059 D - 0xc78d3b2c [usbus6]
100058 D - 0xc78d3afc [usbus6]
100057 D - 0xc78d3acc [usbus6]
100056 D - 0xc78cbb5c [usbus5]
100055 D - 0xc78cbb2c [usbus5]
100054 D - 0xc78cbafc [usbus5]
100053 D - 0xc78cbacc [usbus5]
100052 D - 0xc7896b5c [usbus4]
100051 D - 0xc7896b2c [usbus4]
100050 D - 0xc7896afc [usbus4]
100049 D - 0xc7896acc [usbus4]
100044 D - 0xc7860d34 [usbus3]
100043 D - 0xc7860d04 [usbus3]
100042 D - 0xc7860cd4 [usbus3]
100041 D - 0xc7860ca4 [usbus3]
100040 D - 0xc7889b5c [usbus2]
100039 D - 0xc7889b2c [usbus2]
100038 D - 0xc7889afc [usbus2]
100037 D - 0xc7889acc [usbus2]
100036 D - 0xc7883b5c [usbus1]
100035 D - 0xc7883b2c [usbus1]
100034 D - 0xc7883afc [usbus1]
100033 D - 0xc7883acc [usbus1]
100032 D - 0xc7866b5c [usbus0]
100031 D - 0xc7866b2c [usbus0]
100030 D - 0xc7866afc [usbus0]
100029 D - 0xc7866acc [usbus0]
4 0 0 0 DL (threaded) [cam]
100097 D - 0xc1de0ba8 [scanner]
100022 D - 0xc1de0d00 [doneq0]
3 0 0 0 DL crypto_r 0xc1fe8f60 [crypto returns]
2 0 0 0 DL crypto_w 0xc1fe8ea0 [crypto]
15 0 0 0 DL - 0xc1dfad80 [rand_harvestq]
14 0 0 0 DL (threaded) [geom]
100013 D - 0xc203e3e0 [g_down]
100012 D - 0xc203e3dc [g_up]
100011 D - 0xc203e3d8 [g_event]
13 0 0 0 DL (threaded) [ng_queue]
100010 D sleep 0xc1db7710 [ng_queue1]
100009 D sleep 0xc1db7710 [ng_queue0]
12 0 0 0 WL (threaded) [intr]
100105 I [swi1: netisr 1]
100095 I [swi1: pfsync]
100093 I [swi1: pf send]
100090 I [irq15: ata1]
100089 I [irq14: ata0]
100088 I [irq270: em3:link]
100086 I [irq269: em3:tx 0]
100084 I [irq268: em3:rx 0]
100083 I [irq267: em2:link]
100081 I [irq266: em2:tx 0]
100079 I [irq265: em2:rx 0]
100076 I [irq17: ath0]
100075 I [irq264: em1:link]
100073 I [irq263: em1:tx 0]
100071 I [irq262: em1:rx 0]
100070 I [irq261: em0:link]
100068 I [irq260: em0:tx 0]
100066 I [irq259: em0:rx 0]
100065 I [swi0: uart uart+++]
100048 I [irq16: ohci3 ohci4*]
100047 I [irq258: ahci0]
100046 I [irq257: sdhci_pci1]
100045 I [irq256: sdhci_pci0]
100028 I [irq19: ohci0 ohci1*]
100026 I [swi6: task queue]
100020 I [swi5: fast taskq]
100018 I [swi6: Giant taskq]
100008 I [swi4: clock]
100007 I [swi4: clock]
100006 I [swi1: netisr 0]
100005 I [swi3: vm]
11 0 0 0 RL (threaded) [idle]
100004 CanRun [idle: cpu1]
100003 CanRun [idle: cpu0]
1 0 1 0 SLs wait 0xc76e02f0 [init]
10 0 0 0 DL audit_wo 0xc2046384 [audit]
0 0 0 0 RLs (threaded) [kernel]
100143 Run CPU 1 [dummynet]
100096 D - 0xc76e3000 [CAM taskq]
100091 D - 0xc79e4900 [mca taskq]
100087 D - 0xc78d8880 [em3 txq]
100085 D - 0xc78d8900 [em3 rxq]
100082 D - 0xc78d8e00 [em2 txq]
100080 D - 0xc78d8e80 [em2 rxq]
100078 D - 0xc78ec000 [ath0 net80211 taskq]
100077 Run CPU 0 [ath0 taskq]
100074 D - 0xc78ec500 [em1 txq]
100072 D - 0xc78ec580 [em1 rxq]
100069 D - 0xc78eca80 [em0 txq]
100067 D - 0xc78ecb00 [em0 rxq]
100027 D - 0xc75bdb80 [ffs_trim taskq]
100025 D - 0xc75bdd00 [acpi_task_2]
100024 D - 0xc75bdd00 [acpi_task_1]
100023 D - 0xc75bdd00 [acpi_task_0]
100021 D - 0xc76e3180 [kqueue taskq]
100019 D - 0xc76e3300 [thread taskq]
100014 D - 0xc76e4500 [firmware taskq]
100000 D swapin 0xc203e464 [swapper]
db:0:kdb.enter.default> alltrace
Tracing command sleep pid 67652 tid 100193 td 0xc8d5b000
sched_switch(c8d5b000,0,104,98,ebfdaaa4,...) at sched_switch+0x2da/frame 0xebfdaa70
mi_switch(104,0,c8d5b264,ebfdab20,c0cc3bfb,c8d5b000) at mi_switch+0x124/frame 0xebfdaaa4
sleepq_switch(c8d5b000,0,c13d53ce,1a8,6021dc2e,...) at sleepq_switch+0x15b/frame 0xebfdaacc
sleepq_catch_signals(c8d5b264,6021dc2e,134,c0000000,3,...) at sleepq_catch_signals+0x5be/frame 0xebfdab20
sleepq_timedwait_sig(c1e9fb69,6c,134,c0000000,3,...) at sleepq_timedwait_sig+0x14/frame 0xebfdab50
_sleep(c1e9fb69,0,16c,c13d1d08,6021dc2e,...) at _sleep+0x24e/frame 0xebfdab98
kern_nanosleep(bfbfede0,ebfdac18,ebfdac20,2,3c,...) at kern_nanosleep+0x158/frame 0xebfdac00
sys_nanosleep(c8d5b000,ebfdacc8,c8d5b000,f8,60206fe7,...) at sys_nanosleep+0x6b/frame 0xebfdac40
syscall(ebfdad08) at syscall+0x479/frame 0xebfdacfc
Xint0x80_syscall() at Xint0x80_syscall+0x21/frame 0xebfdacfc
--- syscall (240, FreeBSD ELF32, sys_nanosleep), eip = 0x2818c993, esp = 0xbfbfedac, ebp = 0xbfbfedf4 ---
Tracing command sh pid 65561 tid 100189 td 0xc8c2d930
sched_switch(c8c2d930,0,104,c8c2ac00,0,...) at sched_switch+0x2da/frame 0xebfce9b8
mi_switch(104,0,c8c2ac00,ebfcea68,c0c96b14,c8c2d930) at mi_switch+0x124/frame 0xebfce9ec
sleepq_switch(c8c2d930,0,c13d53ce,1a8,ffffffc6,...) at sleepq_switch+0x15b/frame 0xebfcea14
sleepq_catch_signals(c8c2d930,0,c13d53ce,154,f6,...) at sleepq_catch_signals+0x5be/frame 0xebfcea68
sleepq_wait_sig(c799ee70,0,c13d7b91,101,0,...) at sleepq_wait_sig+0x14/frame 0xebfcea94
_cv_wait_sig(c799ee70,c799ee04,ebfcec10,0,ebfceb20,...) at _cv_wait_sig+0x170/frame 0xebfceac4
tty_wait(c799ee00,c799ee70,1,ebfceb0f,c0d6254d,...) at tty_wait+0x1f/frame 0xebfceadc
ttydisc_read(c799ee00,ebfcec10,0,c0d62760,c7e988c0,...) at ttydisc_read+0x105/frame 0xebfceb20
ttydev_read(c79b8b00,ebfcec10,0,1,0,...) at ttydev_read+0x8b/frame 0xebfceb44
devfs_read_f(c7e988c0,ebfcec10,c8b1e980,0,c8c2d930,...) at devfs_read_f+0xb9/frame 0xebfceb74
dofileread(c7e988c0,ebfcec10,ffffffff,ffffffff,0,...) at dofileread+0x99/frame 0xebfceba8
kern_readv(c8c2d930,0,ebfcec10,40000000,bfbfeac3,...) at kern_readv+0x96/frame 0xebfcebf0
sys_read(c8c2d930,ebfcecc8,3,f6,b7905c4e,...) at sys_read+0x5c/frame 0xebfcec40
syscall(ebfced08) at syscall+0x479/frame 0xebfcecfc
Xint0x80_syscall() at Xint0x80_syscall+0x21/frame 0xebfcecfc
--- syscall (3, FreeBSD ELF32, sys_read), eip = 0x282289b7, esp = 0xbfbfe9fc, ebp = 0xbfbfead8 ---