Date: Fri, 26 Jul 2013 11:23:03 +0800 From: XiaoQI Ge <ghw@7axu.com> To: freebsd-arm <freebsd-arm@freebsd.org> Cc: freebsd-wireless@freebsd.org Subject: Re: My WLI-UC-GNM up crash Message-ID: <CAKrd9eW-HUqUTRkaeeC0jaeRjrgRmVhXVfiG0b_0tvgXLuTteg@mail.gmail.com> In-Reply-To: <CAKrd9eXJH6VQPBTLCayat47Dch8BWmhz3gzYtcSv-6unHb8QMQ@mail.gmail.com> References: <cakrd9exvuqeqz=3ntmh7k3e4_6fjw9jph_tpfchujhqhwwbzsg@mail.gmail.com> <1374573600-2351360719.d37ada5f86@bliksem.vehosting.nl> <CAKrd9eXHXmM5_ai0=kV4Sd8U3Fej8FkKp7XXcbppxeBVDHB3Pg@mail.gmail.com> <201307231220.52817.Daan@vitsch.nl> <CAKrd9eXPB2-cAySVSGm-BJHPU9L65fm6rynMpCnNQ-M_B9zMMw@mail.gmail.com> <CAKrd9eWsfgd9EZytBOrxBYyeTaNjPhFO6O5qv-K4ODf9bSDvVw@mail.gmail.com> <CAKrd9eXJH6VQPBTLCayat47Dch8BWmhz3gzYtcSv-6unHb8QMQ@mail.gmail.com>
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=E6=88=91=E6=9B=B4=E6=96=B0=E5=88=B0=E6=9C=80=E6=96=B0=E7=9A=84=E6=BA=90=E7= =A0=81=EF=BC=88r253662=EF=BC=89=EF=BC=8C=E8=BF=99=E6=AC=A1=E9=94=99=E8=AF= =AF=E4=BF=A1=E6=81=AF=E5=8F=98=E6=88=90=E4=BA=860xde9f4d34 [root@FreeBSD.ttyu0] ~ # Fatal kernel mode data abort: 'Alignment Fault 1' trapframe: 0xde9f4d34 FSR=3D00000801, FAR=3Dc284afbb, spsr=3D00000013 r0 =3Dc284c000, r1 =3Dc284afbb, r2 =3Dc284c210, r3 =3D0000096c r4 =3Dc284c024, r5 =3Dc05f07c5, r6 =3D00000014, r7 =3Dc2844800 r8 =3Dc05f07c5, r9 =3Dc284c000, r10=3D000035cb, r11=3Dde9f4e10 r12=3D0000002e, ssp=3Dde9f4d80, slr=3D00000000, pc =3Dc046d20c [ thread pid 0 tid 100053 ] Stopped at ieee80211_radiotap_chan_change+0x90: strh r3, [r1] db> --- Kernel wlan related options device wlan # 802.11 support options IEEE80211_DEBUG # enable debug msgs options IEEE80211_AMPDU_AGE # age frames in AMPDU reorder q's options IEEE80211_SUPPORT_MESH # enable 802.11s draft support device wlan_wep # 802.11 WEP support device wlan_ccmp # 802.11 CCMP support device wlan_tkip # 802.11 TKIP support device wlan_amrr # AMRR transmit rate control algorithm device firmware # firmware assist module device run #Ralink Technology USB IEEE 802.11a/g/n wireless network device device runfw #Firmware Module for Ralink driver --- The compiler command make TARGET_ARCH=3Darmv6 TARGET_CPUTYPE=3Darmv6 KERNCONF=3DBBB WITH_FDT=3Dy= es buildkernel -- Regards. By: XiaoQI Ge; PGP:8B09D5F7 WWW: https://www.7axu.com/ 2013/7/24 XiaoQI Ge <ghw@7axu.com>: > 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@FreeBSD.ttyu0] ~ # ifconfig wlan create wlandev run0 > wlan0: Ethernet address: 10:6f:3f:2b:fd:6d > wlan0 > [root@FreeBSD.ttyu0] ~ # ifconfig wlan0 up > run0: firmware RT2870 ver. 0.236 loaded > Fatal kernel mode data abort: 'Alignment Fault 1' > trapframe: 0xde9e4d5c > FSR=3D00000801, FAR=3Dc282ffbb, spsr=3D00000013 > r0 =3Dc2831000, r1 =3Dc282ffbb, r2 =3Dc2831210, r3 =3D0000096c > r4 =3Dc2831024, r5 =3Dc2831000, r6 =3Dc05d9362, r7 =3Dc2829800 > r8 =3D00000014, r9 =3Dc08144d8, r10=3D80001cce, r11=3Dde9e4e10 > r12=3D0000002e, ssp=3Dde9e4da8, slr=3D00000000, pc =3Dc045c510 > > [ thread pid 0 tid 100053 ] > Stopped at ieee80211_radiotap_chan_change+0x90: strh r3, [r1] > db> > > > These two places modified: > 2522 } > 2523 > 2524 ant =3D run_maxrssi_chain(sc, rxwi); > 2525 rssi =3D rxwi->rssi[ant]; > 2526 nf =3D run_rssi2dbm(sc, rssi, ant); > 2527 > 2528 m->m_pkthdr.rcvif =3D ifp; > 2529 m->m_pkthdr.len =3D m->m_len =3D len; > 2530 /* > 2531 if (ni !=3D 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 =3D &sc->sc_rxtap; > 2544 > 2545 tap->wr_flags =3D 0; > 2546 tap->wr_chan_freq =3D htole16(ic->ic_curchan->ic_freq); > 2547 tap->wr_chan_flags =3D htole16(ic->ic_curchan->ic_flags); > 2548 tap->wr_antsignal =3D rssi; > 2549 tap->wr_antenna =3D ant; > 2550 tap->wr_dbm_antsignal =3D run_rssi2dbm(sc, rssi, ant); > 2551 tap->wr_rate =3D 2; /* in case it can't be found below */ > 2552 phy =3D 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 =3D 2; break; > 2557 case 1: tap->wr_rate =3D 4; break; > 2558 case 2: tap->wr_rate =3D 11; break; > 2559 case 3: tap->wr_rate =3D 22; break; > 2560 } > 2561 if (phy & RT2860_PHY_SHPRE) > 2562 tap->wr_flags |=3D IEEE80211_RADIOTAP_F_SHORTPRE; > 2563 break; > 2564 case RT2860_PHY_OFDM: > 2565 switch (phy & RT2860_PHY_MCS) { > 2566 case 0: tap->wr_rate =3D 12; break; > 2567 case 1: tap->wr_rate =3D 18; break; > 2568 case 2: tap->wr_rate =3D 24; break; > 2569 case 3: tap->wr_rate =3D 36; break; > 2570 case 4: tap->wr_rate =3D 48; break; > 2571 case 5: tap->wr_rate =3D 72; break; > 2572 case 6: tap->wr_rate =3D 96; break; > 2573 case 7: tap->wr_rate =3D 108; break; > 2574 } > 2575 break; > 2576 } > 2577 } > 2578 > 2579 if (ni !=3D 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 > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > --- sys/vm/vm_map.c (revision 253514) > +++ sys/vm/vm_map.c (working copy) > @@ -239,8 +239,7 @@ > vm_map_t map; > > map =3D (vm_map_t)mem; > - map->nentries =3D 0; > - map->size =3D 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@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@7axu.com>: >>> patch < /root/if_run_2013_01_19_radiotap_fix_only.diff appears to be i= nvalid >>> >>> ] /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@vitsch.nl>: >>>> cd /usr/src/sys/dev/usb/wlan >>> >>> >>> >>> -- >>> Regards. >>> By: XiaoQI Ge; PGP:8B09D5F7 >>> WWW: https://www.7axu.com/
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