<div dir="ltr">I've just had some weeks ago that type of crash on a laptop, in my case it was damaged wireless interface, so maybe it's a good idea to confirm it is not faulty hw</div><div class="gmail_extra"><br><div class="gmail_quote">2016-06-29 13:04 GMT+02:00 Daniel Golle <span dir="ltr"><<a href="mailto:daniel@makrotopia.org" target="_blank">daniel@makrotopia.org</a>></span>:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">Hi!<br>
<br>
I got an interesting bug on a quite ancient ath9k system which used<br>
to run stable on BB.<br>
Can anyone with more insight of ath9k tell me what's going on?<br>
<br>
<br>
DISTRIB_RELEASE='Chaos Calmer'<br>
DISTRIB_REVISION='r49378'<br>
<br>
system type : Atheros AR9132 rev 2<br>
machine : TP-LINK TL-WR1043ND<br>
<br>
dmesg:<br>
...<br>
[ 12.580000] ath: EEPROM regdomain: 0x0<br>
[ 12.580000] ath: EEPROM indicates default country code should be used<br>
[ 12.580000] ath: doing EEPROM country->regdmn map search<br>
[ 12.580000] ath: country maps to regdmn code: 0x3a<br>
[ 12.580000] ath: Country alpha2 being used: US<br>
[ 12.580000] ath: Regpair used: 0x3a<br>
[ 12.600000] ieee80211 phy0: Selected rate control algorithm 'minstrel_ht'<br>
[ 12.610000] ieee80211 phy0: Atheros AR9100 MAC/BB Rev:7 AR2133 RF Rev:a2 mem=0xb80c0000, irq=2<br>
...<br>
[ 25.230000] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0-adhoc: link becomes ready<br>
[ 25.470000] batman_adv: bat0: Adding interface: wlan0-adhoc_118<br>
[ 25.480000] batman_adv: bat0: Interface activated: wlan0-adhoc_118<br>
[ 26.970000] br-lan: port 3(wlan0-ap) entered forwarding state<br>
[ 27.470000] ip6_tunnel: bmxmain xmit: Local address not yet configured!<br>
[ 31.990000] random: nonblocking pool is initialized<br>
[ 89.600000] batman_adv: bat0: Changing gw mode from: client to: server<br>
[ 671.390000] icmp6_send: no reply to icmp error<br>
[ 952.060000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[ 2131.160000] icmp6_send: no reply to icmp error<br>
[ 2291.770000] icmp6_send: no reply to icmp error<br>
[ 2557.400000] icmp6_send: no reply to icmp error<br>
[ 2863.590000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[ 2909.570000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[ 3557.080000] icmp6_send: no reply to icmp error<br>
[ 6453.930000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[ 6502.930000] icmp6_send: no reply to icmp error<br>
[ 7496.600000] icmp6_send: no reply to icmp error<br>
[ 8757.240000] icmp6_send: no reply to icmp error<br>
[10168.610000] icmp6_send: no reply to icmp error<br>
[10173.080000] icmp6_send: no reply to icmp error<br>
[11001.470000] br-lan: received packet on bat0 with own address as source address<br>
[11001.480000] br-lan: received packet on bat0 with own address as source address<br>
[12771.390000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[14479.360000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[14693.990000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[15713.240000] icmp6_send: no reply to icmp error<br>
[15756.350000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000286c0<br>
[22268.510000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000286c0<br>
[41164.150000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[43582.350000] ------------[ cut here ]------------<br>
[43582.350000] WARNING: CPU: 0 PID: 0 at /usr/src/openwrt-15.05/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/compat-wireless-2016-01-10/net/mac80211/rx.c:3617 ieee80211_rx_napi+0x140/0x854 [mac80211]()<br>
[43582.370000] Rate marked as an HT rate but passed status->rate_idx is not an MCS index [0-76]: 77 (0x4d)<br>
[43582.380000] Modules linked in: iptable_nat ath9k nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute ath9k_common xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_CT nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack macvlan mac80211 iptable_raw iptable_mangle iptable_filter ip_tables ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt ath9k_hw ath batman_adv libcrc32c cfg80211 compat ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables dummy ip6_tunnel tunnel6 tun ipv6 arc4 crypto_blkcipher gpio_button_hotplug crc16 crc32c_generic crypto_hash<br>
[43582.460000] CPU: 0 PID: 0 Comm: swapper Not tainted 3.18.29 #1<br>
[43582.470000] Stack : 00000000 00000000 00000000 00000000 803b4292 00000032 00000000 80e22d00<br>
[43582.470000] 00000001 00000000 80304d78 8035aae3 00000000 803b34d0 8035ae18 00000000<br>
[43582.470000] 00000000 81ff9cd8 803d0000 800a36c4 00000003 8008049c 00000e21 00000000<br>
[43582.470000] 80308370 80355ba4 00000000 00000000 00000000 00000000 00000000 00000000<br>
[43582.470000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000<br>
[43582.470000] ...<br>
[43582.510000] Call Trace:<br>
[43582.510000] [<80071090>] show_stack+0x50/0x84<br>
[43582.510000] [<800805a4>] warn_slowpath_common+0x84/0xb4<br>
[43582.520000] [<80080600>] warn_slowpath_fmt+0x2c/0x38<br>
[43582.520000] [<80e22d00>] ieee80211_rx_napi+0x140/0x854 [mac80211]<br>
[43582.530000] [<80dc6420>] ath_rx_tasklet+0x9c0/0xa0c [ath9k]<br>
[43582.530000] [<80dc3e68>] ath9k_tasklet+0x1ac/0x230 [ath9k]<br>
[43582.540000] [<80083194>] tasklet_action+0x84/0xcc<br>
[43582.550000] [<80082aa4>] __do_softirq+0xf8/0x230<br>
[43582.550000] [<80082e10>] irq_exit+0x54/0x70<br>
[43582.550000] [<80060830>] ret_from_irq+0x0/0x4<br>
[43582.560000] [<80060a80>] __r4k_wait+0x20/0x40<br>
[43582.560000] [<8009f644>] cpu_startup_entry+0xf0/0x13c<br>
[43582.570000] [<80373b5c>] start_kernel+0x42c/0x444<br>
[43582.570000]<br>
[43582.570000] ---[ end trace 032e1f77966f4f24 ]---<br>
[43775.730000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[47329.650000] br-lan: received packet on bat0 with own address as source address<br>
[47329.660000] br-lan: received packet on bat0 with own address as source address<br>
[47721.870000] icmp6_send: no reply to icmp error<br>
[48588.260000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[51549.590000] br-lan: received packet on bat0 with own address as source address<br>
[51549.600000] br-lan: received packet on bat0 with own address as source address<br>
[51549.610000] br-lan: received packet on bat0 with own address as source address<br>
[51549.620000] br-lan: received packet on bat0 with own address as source address<br>
[51549.620000] br-lan: received packet on bat0 with own address as source address<br>
[51549.630000] br-lan: received packet on bat0 with own address as source address<br>
[51696.280000] icmp6_send: no reply to icmp error<br>
[57182.090000] br-lan: received packet on bat0 with own address as source address<br>
[57182.100000] br-lan: received packet on bat0 with own address as source address<br>
[59860.980000] br-lan: received packet on bat0 with own address as source address<br>
[59860.980000] br-lan: received packet on bat0 with own address as source address<br>
[60051.210000] ------------[ cut here ]------------<br>
[60051.220000] WARNING: CPU: 0 PID: 1140 at /usr/src/openwrt-15.05/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/compat-wireless-2016-01-10/include/net/mac80211.h:5372 ieee80211_mps_frame_release+0x8cc/0xd7c [mac80211]()<br>
[60051.240000] Modules linked in: iptable_nat ath9k nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute ath9k_common xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_CT nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack macvlan mac80211 iptable_raw iptable_mangle iptable_filter ip_tables ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt ath9k_hw ath batman_adv libcrc32c cfg80211 compat ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables dummy ip6_tunnel tunnel6 tun ipv6 arc4 crypto_blkcipher gpio_button_hotplug crc16 crc32c_generic crypto_hash<br>
[60051.320000] CPU: 0 PID: 1140 Comm: hostapd Tainted: G W 3.18.29 #1<br>
[60051.330000] Stack : 00000000 00000000 00000000 00000000 803b4292 00000042 00000000 80e4b9ac<br>
[60051.330000] 00000001 00000000 80304d78 8035aae3 00000474 803b34d0 819b1f58 00000000<br>
[60051.330000] 00000004 81c90584 00000008 800a36c4 00000003 80080428 000014fc 00000000<br>
[60051.330000] 80308370 80fbb9ec 00000000 00000000 00000000 00000000 00000000 00000000<br>
[60051.330000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000<br>
[60051.330000] ...<br>
[60051.360000] Call Trace:<br>
[60051.370000] [<80071090>] show_stack+0x50/0x84<br>
[60051.370000] [<800805a4>] warn_slowpath_common+0x84/0xb4<br>
[60051.380000] [<8008065c>] warn_slowpath_null+0x18/0x24<br>
[60051.380000] [<80e4b9ac>] ieee80211_mps_frame_release+0x8cc/0xd7c [mac80211]<br>
[60051.390000]<br>
[60051.390000] ---[ end trace 032e1f77966f4f25 ]---<br>
[60056.100000] ------------[ cut here ]------------<br>
[60056.100000] WARNING: CPU: 0 PID: 17916 at /usr/src/openwrt-15.05/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/compat-wireless-2016-01-10/net/mac80211/rate.c:625 ieee80211_get_tx_rates+0x4ac/0x5a8 [mac80211]()<br>
[60056.120000] Modules linked in: iptable_nat ath9k nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute ath9k_common xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_CT nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack macvlan mac80211 iptable_raw iptable_mangle iptable_filter ip_tables ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt ath9k_hw ath batman_adv libcrc32c cfg80211 compat ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables dummy ip6_tunnel tunnel6 tun ipv6 arc4 crypto_blkcipher gpio_button_hotplug crc16 crc32c_generic crypto_hash<br>
[60056.200000] CPU: 0 PID: 17916 Comm: kworker/u2:1 Tainted: G W 3.18.29 #1<br>
[60056.210000] Workqueue: phy0 ath_reset_work [ath9k]<br>
[60056.220000] Stack : 00000001 00000000 81fd7800 80304d78 80e56204 80e17384 00000271 00000000<br>
[60056.220000] 00000004 80e60000 00000001 800a36c4 000045fc 800962d4 819b15a8 00000000<br>
[60056.220000] 803159dc 80df3bf4 80df3bf4 800a36c4 00000003 80093cc4 00000271 00000000<br>
[60056.220000] 00000000 801d4dfc 00000000 00000000 00000000 00000000 00000000 00000000<br>
[60056.220000] 70687930 00000000 00000000 00000000 00000000 00000000 80c66c00 80c66d00<br>
[60056.220000] ...<br>
[60056.250000] Call Trace:<br>
[60056.250000] [<80071090>] show_stack+0x50/0x84<br>
[60056.260000] [<800805a4>] warn_slowpath_common+0x84/0xb4<br>
[60056.260000] [<8008065c>] warn_slowpath_null+0x18/0x24<br>
[60056.270000] [<80e17384>] ieee80211_get_tx_rates+0x4ac/0x5a8 [mac80211]<br>
[60056.280000] [<80dc737c>] ath_stoprecv+0xf10/0x1164 [ath9k]<br>
[60056.280000] [<80dc8948>] ath_txq_schedule+0x190/0x728 [ath9k]<br>
[60056.290000] [<80dc9bbc>] ath_txq_schedule_all+0x44/0x78 [ath9k]<br>
[60056.290000] [<80dc4510>] ath9k_calculate_summary_state+0x468/0x664 [ath9k]<br>
[60056.300000]<br>
[60056.300000] ---[ end trace 032e1f77966f4f26 ]---<br>
[60162.960000] ------------[ cut here ]------------<br>
[60162.960000] WARNING: CPU: 0 PID: 1140 at /usr/src/openwrt-15.05/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/compat-wireless-2016-01-10/net/mac80211/rate.c:311 ieee80211_rate_control_unregister+0x1b8/0x494 [mac80211]()<br>
[60162.980000] no supported rates (0x0) in rate_mask 0xfff with flags 0x0<br>
[60162.990000] Modules linked in: iptable_nat ath9k nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute ath9k_common xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_CT nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack macvlan mac80211 iptable_raw iptable_mangle iptable_filter ip_tables ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt ath9k_hw ath batman_adv libcrc32c cfg80211 compat ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables dummy ip6_tunnel tunnel6 tun ipv6 arc4 crypto_blkcipher gpio_button_hotplug crc16 crc32c_generic crypto_hash<br>
[60163.070000] CPU: 0 PID: 1140 Comm: hostapd Tainted: G W 3.18.29 #1<br>
[60163.080000] Stack : 00000000 00000000 00000000 00000000 803b4292 00000042 00000000 80e166a0<br>
[60163.080000] 00000001 00000000 80304d78 8035aae3 00000474 803b34d0 819b1f58 00000000<br>
[60163.080000] 00000004 80f3a440 80fbbbd0 800a36c4 00000003 80080428 00000137 00000000<br>
[60163.080000] 80308370 80fbb8ac 00000000 00000000 00000000 00000000 00000000 00000000<br>
[60163.080000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000<br>
[60163.080000] ...<br>
[60163.120000] Call Trace:<br>
[60163.120000] [<80071090>] show_stack+0x50/0x84<br>
[60163.120000] [<800805a4>] warn_slowpath_common+0x84/0xb4<br>
[60163.130000] [<80080600>] warn_slowpath_fmt+0x2c/0x38<br>
[60163.130000] [<80e166a0>] ieee80211_rate_control_unregister+0x1b8/0x494 [mac80211]<br>
[60163.140000]<br>
[60163.140000] ---[ end trace 032e1f77966f4f27 ]---<br>
[60852.600000] icmp6_send: no reply to icmp error<br>
[61311.010000] br-lan: received packet on bat0 with own address as source address<br>
[61311.010000] br-lan: received packet on bat0 with own address as source address<br>
[61311.020000] br-lan: received packet on bat0 with own address as source address<br>
[62631.770000] br-lan: received packet on bat0 with own address as source address<br>
[62631.780000] br-lan: received packet on bat0 with own address as source address<br>
[63331.530000] br-lan: received packet on bat0 with own address as source address<br>
[63331.540000] br-lan: received packet on bat0 with own address as source address<br>
[63517.680000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
[64251.890000] br-lan: received packet on bat0 with own address as source address<br>
[64251.900000] br-lan: received packet on bat0 with own address as source address<br>
[66138.120000] br-lan: received packet on bat0 with own address as source address<br>
[66138.120000] br-lan: received packet on bat0 with own address as source address<br>
[69016.600000] ------------[ cut here ]------------<br>
[69016.610000] WARNING: CPU: 0 PID: 0 at /usr/src/openwrt-15.05/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/compat-wireless-2016-01-10/net/mac80211/rx.c:3617 ieee80211_rx_napi+0x140/0x854 [mac80211]()<br>
[69016.630000] Rate marked as an HT rate but passed status->rate_idx is not an MCS index [0-76]: 79 (0x4f)<br>
[69016.640000] Modules linked in: iptable_nat ath9k nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute ath9k_common xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_CT nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack macvlan mac80211 iptable_raw iptable_mangle iptable_filter ip_tables ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt ath9k_hw ath batman_adv libcrc32c cfg80211 compat ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables dummy ip6_tunnel tunnel6 tun ipv6 arc4 crypto_blkcipher gpio_button_hotplug crc16 crc32c_generic crypto_hash<br>
[69016.720000] CPU: 0 PID: 0 Comm: swapper Tainted: G W 3.18.29 #1<br>
[69016.730000] Stack : 00000000 00000000 00000000 00000000 803b4292 0000003f 00000000 80e22d00<br>
[69016.730000] 00000001 00000000 80304d78 8035aae3 00000000 803b34d0 8035ae18 00000000<br>
[69016.730000] 000000bd 81ffb6d8 803d0000 800a36c4 00000003 80080428 00000e21 00000000<br>
[69016.730000] 80308370 80355ba4 00000000 00000000 00000000 00000000 00000000 00000000<br>
[69016.730000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000<br>
[69016.730000] ...<br>
[69016.760000] Call Trace:<br>
[69016.760000] [<80071090>] show_stack+0x50/0x84<br>
[69016.770000] [<800805a4>] warn_slowpath_common+0x84/0xb4<br>
[69016.770000] [<80080600>] warn_slowpath_fmt+0x2c/0x38<br>
[69016.780000] [<80e22d00>] ieee80211_rx_napi+0x140/0x854 [mac80211]<br>
[69016.780000] [<80dc6420>] ath_rx_tasklet+0x9c0/0xa0c [ath9k]<br>
[69016.790000] [<80dc3e68>] ath9k_tasklet+0x1ac/0x230 [ath9k]<br>
[69016.800000] [<80083194>] tasklet_action+0x84/0xcc<br>
[69016.800000] [<80082aa4>] __do_softirq+0xf8/0x230<br>
[69016.810000] [<80082e10>] irq_exit+0x54/0x70<br>
[69016.810000] [<80060830>] ret_from_irq+0x0/0x4<br>
[69016.810000] [<80060a80>] __r4k_wait+0x20/0x40<br>
[69016.820000] [<8009f644>] cpu_startup_entry+0xf0/0x13c<br>
[69016.820000] [<80373b5c>] start_kernel+0x42c/0x444<br>
[69016.830000]<br>
[69016.830000] ---[ end trace 032e1f77966f4f28 ]---<br>
[69279.660000] br-lan: received packet on bat0 with own address as source address<br>
[69279.670000] br-lan: received packet on bat0 with own address as source address<br>
[70076.380000] ------------[ cut here ]------------<br>
[70076.390000] WARNING: CPU: 0 PID: 0 at /usr/src/openwrt-15.05/build_dir/target-mips_34kc_uClibc-0.9.33.2/linux-ar71xx_generic/compat-wireless-2016-01-10/net/mac80211/rx.c:3617 ieee80211_rx_napi+0x140/0x854 [mac80211]()<br>
[70076.410000] Rate marked as an HT rate but passed status->rate_idx is not an MCS index [0-76]: 79 (0x4f)<br>
[70076.420000] Modules linked in: iptable_nat ath9k nf_nat_ipv4 nf_conntrack_ipv6 nf_conntrack_ipv4 ipt_REJECT ipt_MASQUERADE ebtable_nat ebtable_filter ebtable_broute ath9k_common xt_time xt_tcpudp xt_state xt_nat xt_multiport xt_mark xt_mac xt_limit xt_id xt_conntrack xt_comment xt_TCPMSS xt_REDIRECT xt_NETMAP xt_LOG xt_CT nf_reject_ipv4 nf_nat_masquerade_ipv4 nf_nat_ftp nf_nat nf_log_ipv4 nf_defrag_ipv6 nf_defrag_ipv4 nf_conntrack_rtcache nf_conntrack_ftp nf_conntrack macvlan mac80211 iptable_raw iptable_mangle iptable_filter ip_tables ebtables ebt_vlan ebt_stp ebt_redirect ebt_pkttype ebt_mark_m ebt_mark ebt_limit ebt_among ebt_802_3 crc_ccitt ath9k_hw ath batman_adv libcrc32c cfg80211 compat ip6t_REJECT nf_reject_ipv6 nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter ip6_tables x_tables dummy ip6_tunnel tunnel6 tun ipv6 arc4 crypto_blkcipher gpio_button_hotplug crc16 crc32c_generic crypto_hash<br>
[70076.500000] CPU: 0 PID: 0 Comm: swapper Tainted: G W 3.18.29 #1<br>
[70076.500000] Stack : 00000000 00000000 00000000 00000000 803b4292 0000003f 00000000 80e22d00<br>
[70076.500000] 00000001 00000000 80304d78 8035aae3 00000000 803b34d0 8035ae18 00000000<br>
[70076.500000] 00000000 816359d8 803d0000 800a36c4 00000003 80080428 00000e21 00000000<br>
[70076.500000] 80308370 80355ba4 00000000 00000000 00000000 00000000 00000000 00000000<br>
[70076.500000] 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000<br>
[70076.500000] ...<br>
[70076.540000] Call Trace:<br>
[70076.540000] [<80071090>] show_stack+0x50/0x84<br>
[70076.550000] [<800805a4>] warn_slowpath_common+0x84/0xb4<br>
[70076.550000] [<80080600>] warn_slowpath_fmt+0x2c/0x38<br>
[70076.560000] [<80e22d00>] ieee80211_rx_napi+0x140/0x854 [mac80211]<br>
[70076.560000] [<80dc6420>] ath_rx_tasklet+0x9c0/0xa0c [ath9k]<br>
[70076.570000] [<80dc3e68>] ath9k_tasklet+0x1ac/0x230 [ath9k]<br>
[70076.580000] [<80083194>] tasklet_action+0x84/0xcc<br>
[70076.580000] [<80082aa4>] __do_softirq+0xf8/0x230<br>
[70076.580000] [<80082e10>] irq_exit+0x54/0x70<br>
[70076.590000] [<80060830>] ret_from_irq+0x0/0x4<br>
[70076.590000] [<80060a80>] __r4k_wait+0x20/0x40<br>
[70076.600000] [<8009f644>] cpu_startup_entry+0xf0/0x13c<br>
[70076.600000] [<80373b5c>] start_kernel+0x42c/0x444<br>
[70076.610000]<br>
[70076.610000] ---[ end trace 032e1f77966f4f29 ]---<br>
[71127.680000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000286c0<br>
[73236.410000] ath: phy0: DMA failed to stop in 10 ms AR_CR=0x00000024 AR_DIAG_SW=0x42100020 DMADBG_7=0x000084c0<br>
<br>
<br>
Cheers<br>
<br>
<br>
Daniel<br>
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</blockquote></div><br></div>