#9654: ath: DMA failed to stop in 10 ms
------------------------+-----------------------------------
Reporter: anonymous | Owner: nbd
Type: defect | Status: reopened
Priority: normal | Milestone: Barrier Breaker 14.07
Component: kernel | Version: Trunk
Resolution: | Keywords: atheros
------------------------+-----------------------------------
Comment (by javier@…):
And here is the result of disabling ANI:
{{{
[129419.612612] ------------[ cut here ]------------
[129419.617486] WARNING: CPU: 0 PID: 11201 at
/store/buildbot/slave/slave/ar71xx/build/build_dir/target-
mips_34kc_musl-1.1.11/linux-ar71xx_generic/compat-
wireless-2015-07-21/net/mac80211/rx.c:3606 ieee80211_rx_napi+0x140/0x83c
[mac80211]()
[129419.638597] Rate marked as an HT rate but passed status->rate_idx is
not an MCS index [0-76]: 79 (0x4f)
[129419.648137] Modules linked in: ath9k ath9k_common pppoe ppp_async
iptable_nat ath9k_hw ath pppox ppp_generic nf_nat_ipv4 nf_conntrack_ipv6
nf_conntrack_ipv4 mac80211 ipt_REJECT ipt_MASQUERADE cfg80211 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_LOG xt_CT slhc
nf_reject_ipv4 nf_nat_redirect 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 iptable_raw iptable_mangle iptable_filter
ip_tables crc_ccitt compat ledtrig_usbdev ip6t_REJECT nf_reject_ipv6
nf_log_ipv6 nf_log_common ip6table_raw ip6table_mangle ip6table_filter
ip6_tables x_tables ohci_platform ohci_hcd ehci_platform ehci_hcd
gpio_button_hotplug usbcore nls_base usb_common
[129419.719281] CPU: 0 PID: 11201 Comm: luci Not tainted 4.1.11 #1
[129419.725246] Stack : 804442d2 00000032 00000000 00000001 803891d0
803ea943 81921190 00002bc1
[129419.725246] 80443530 00000000 00000036 00000001 80460000
800a6e88 00000003 8038e550
[129419.725246] 00000e16 00000000 8038ca64 807f9ccc 80460000
800a5498 00000000 00000004
[129419.725246] 00000002 00000000 00000000 00000000 00000000
00000000 00000000 00000000
[129419.725246] 00000000 00000000 00000000 00000000 00000000
00000000 00000000 00000000
[129419.725246] ...
[129419.761377] Call Trace:
[129419.763954] [<80072264>] show_stack+0x50/0x84
[129419.768445] [<80081f7c>] warn_slowpath_common+0xa0/0xd0
[129419.773814] [<80081fd8>] warn_slowpath_fmt+0x2c/0x38
[129419.778964] [<80da29fc>] ieee80211_rx_napi+0x140/0x83c [mac80211]
[129419.785266] [<80d46444>] ath_rx_tasklet+0x9bc/0xa08 [ath9k]
[129419.790985] [<80d43eb8>] ath9k_tasklet+0x1ac/0x230 [ath9k]
[129419.796628] [<80084be0>] tasklet_action+0x84/0xcc
[129419.801459] [<80084500>] __do_softirq+0x150/0x284
[129419.806304] [<80084850>] irq_exit+0x54/0x70
[129419.810612] [<80060830>] ret_from_irq+0x0/0x4
[129419.815096]
[129419.816692] ---[ end trace 0d3bf043c064223f ]---
root@OpenWrt253:/sys/kernel/debug/ieee80211/phy0/ath9k#
}}}
--
Ticket URL: <https://dev.openwrt.org/ticket/9654#comment:561>
OpenWrt <http://openwrt.org>
Opensource Wireless Router Technology
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