My WLI-UC-GNM up crash

[XiaoQI Ge]

How do I debug it? Can provide useful information

login: root
Jul 24 18:27:31 FreeBSD login: ROOT LOGIN (root) ON ttyu0
FreeBSD 10.0-CURRENT (BBB) #4 r253585M: Wed Jul 24 17:07:53 CST 2013
[root at FreeBSD.ttyu0] ~ # ifconfig wlan create wlandev run0
wlan0: Ethernet address: 10:6f:3f:2b:fd:6d
wlan0
[root at FreeBSD.ttyu0] ~ # ifconfig wlan0 up
run0: firmware RT2870 ver. 0.236 loaded
Fatal kernel mode data abort: 'Alignment Fault 1'
trapframe: 0xde9e4d5c
FSR=00000801, FAR=c282ffbb, spsr=00000013
r0 =c2831000, r1 =c282ffbb, r2 =c2831210, r3 =0000096c
r4 =c2831024, r5 =c2831000, r6 =c05d9362, r7 =c2829800
r8 =00000014, r9 =c08144d8, r10=80001cce, r11=de9e4e10
r12=0000002e, ssp=de9e4da8, slr=00000000, pc =c045c510

[ thread pid 0 tid 100053 ]
Stopped at      ieee80211_radiotap_chan_change+0x90:    strh    r3, [r1]
db>


These two places modified:
2522     }
2523
2524     ant = run_maxrssi_chain(sc, rxwi);
2525     rssi = rxwi->rssi[ant];
2526     nf = run_rssi2dbm(sc, rssi, ant);
2527
2528     m->m_pkthdr.rcvif = ifp;
2529     m->m_pkthdr.len = m->m_len = len;
2530 /*
2531     if (ni != NULL) {
2532         (void)ieee80211_input(ni, m, rssi, nf);
2533         ieee80211_free_node(ni);
2534     } else {
2535         (void)ieee80211_input_all(ic, m, rssi, nf);
2536     }
2537 */
2538     /*
2539      * DAAN: fill-in tap header BEFORE calling ieee80211_input*() so the
2540      * user will see the actual data that belongs to THIS packet..
2541      */
2542     if (__predict_false(ieee80211_radiotap_active(ic))) {
2543         struct run_rx_radiotap_header *tap = &sc->sc_rxtap;
2544
2545         tap->wr_flags = 0;
2546         tap->wr_chan_freq = htole16(ic->ic_curchan->ic_freq);
2547         tap->wr_chan_flags = htole16(ic->ic_curchan->ic_flags);
2548         tap->wr_antsignal = rssi;
2549         tap->wr_antenna = ant;
2550         tap->wr_dbm_antsignal = run_rssi2dbm(sc, rssi, ant);
2551         tap->wr_rate = 2;   /* in case it can't be found below */
2552         phy = le16toh(rxwi->phy);
2553         switch (phy & RT2860_PHY_MODE) {
2554         case RT2860_PHY_CCK:
2555             switch ((phy & RT2860_PHY_MCS) & ~RT2860_PHY_SHPRE) {
2556             case 0: tap->wr_rate =   2; break;
2557             case 1: tap->wr_rate =   4; break;
2558             case 2: tap->wr_rate =  11; break;
2559             case 3: tap->wr_rate =  22; break;
2560             }
2561             if (phy & RT2860_PHY_SHPRE)
2562                 tap->wr_flags |= IEEE80211_RADIOTAP_F_SHORTPRE;
2563             break;
2564         case RT2860_PHY_OFDM:
2565             switch (phy & RT2860_PHY_MCS) {
2566             case 0: tap->wr_rate =  12; break;
2567             case 1: tap->wr_rate =  18; break;
2568             case 2: tap->wr_rate =  24; break;
2569             case 3: tap->wr_rate =  36; break;
2570             case 4: tap->wr_rate =  48; break;
2571             case 5: tap->wr_rate =  72; break;
2572             case 6: tap->wr_rate =  96; break;
2573             case 7: tap->wr_rate = 108; break;
2574             }
2575             break;
2576         }
2577     }
2578
2579     if (ni != NULL) {
2580         (void)ieee80211_input(ni, m, rssi, nf);
2581         ieee80211_free_node(ni);
2582     } else {
2583         (void)ieee80211_input_all(ic, m, rssi, nf);
2584     }
2585
2586 }
2587
2588 static void


Index: sys/vm/vm_map.c
===================================================================
--- sys/vm/vm_map.c     (revision 253514)
+++ sys/vm/vm_map.c     (working copy)
@@ -239,8 +239,7 @@
        vm_map_t map;

        map = (vm_map_t)mem;
-       map->nentries = 0;
-       map->size = 0;
+       memset(map, 0, sizeof(*map));
        mtx_init(&map->system_mtx, "vm map (system)", NULL, MTX_DEF |
MTX_DUPOK);
        sx_init(&map->lock, "vm map (user)");
        return (0);

--
Regards.
By: XiaoQI Ge; PGP:8B09D5F7
WWW: https://www.7axu.com/



2013/7/24 XiaoQI Ge <ghw at 7axu.com>:
> I manually make up, is compiling the kernel
> --
> Regards.
> By: XiaoQI Ge; PGP:8B09D5F7
> WWW: https://www.7axu.com/
>
>
>
> 2013/7/24 XiaoQI Ge <ghw at 7axu.com>:
>>  patch < /root/if_run_2013_01_19_radiotap_fix_only.diff appears to be invalid
>>
>> ] /usr/src/sys/dev/usb/wlan # patch <
>> /root/if_run_2013_01_19_radiotap_fix_only.diff
>> Hmm...  Looks like a unified diff to me...
>> The text leading up to this was:
>> --------------------------
>> |--- if_run.c.fix1_vnet 2013-06-14 10:12:49.786774072 +0200
>> |+++ if_run.c.fix2_vnet_plus_radiotap   2013-06-14 10:15:34.890774314 +0200
>> --------------------------
>> File to patch:
>>
>>
>> 2013/7/23 Daan Vreeken <Daan at vitsch.nl>:
>>> cd /usr/src/sys/dev/usb/wlan
>>
>>
>>
>> --
>> Regards.
>> By: XiaoQI Ge; PGP:8B09D5F7
>> WWW: https://www.7axu.com/