CPU 0 Unable to handle kernel paging request at virtual address 00000000, epc == 00000000, ra == 87306280
Oops[#1]:
Cpu 0
$ 0   : 00000000 80310000 00000000 00008000
$ 4   : 871d8000 871d8148 8734012c 00000000
$ 8   : 00000038 800643b8 00000000 00000000
$12   : 0000003b 872fdc78 00000040 87341de0
$16   : 0000000a 871d8000 0000000a 872f5078
$20   : 871d8148 00000000 871d8004 87bdaa94
$24   : 00000000 872e1dd4                  

$28   : 872fc000 872fdd90 871d812c 87306280

Hi    : 00000007
Lo    : 0009884f
epc   : 00000000 (null)
    Not tainted
ra    : 87306280 ath9k_hw_reset+0x10e0/0x10f0 [ath9k_hw]
Status: 1000fc03    KERNEL EXL IE 
Cause : 10800008
BadVA : 00000000
PrId  : 00019374 (MIPS 24Kc)
Modules linked in: usbhid hid ums_usbat ums_sddr55 ums_sddr09 ums_karma ums_jumpshot ums_isd200 ums_freecom ums_datafab ums_cypress ums_alauda evdev ipw2100 libipw ip6t_REJECT ip6t_LOG ip6t_rt ip6t_hbh ip6t_mh ip6t_ipv6header ip6t_frag ip6t_eui64 ip6t_ah ip6table_raw ip6_queue ip6table_mangle ip6table_filter ip6_tables nf_conntrack_ipv6 nf_nat_snmp_basic nf_nat_sip nf_conntrack_sip nf_nat_rtsp nf_conntrack_rtsp nf_nat_pptp nf_conntrack_pptp nf_nat_h323 nf_conntrack_h323 nf_nat_proto_gre nf_conntrack_proto_gre nf_nat_amanda nf_conntrack_amanda nf_nat_tftp nf_conntrack_tftp nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_conntrack_ftp xt_iprange xt_HL xt_hl xt_MARK ipt_ECN xt_CLASSIFY xt_time xt_tcpmss xt_statistic xt_mark xt_length ipt_ecn xt_DSCP xt_dscp xt_IMQ imq xt_string xt_layer7 ipt_MASQUERADE iptable_nat nf_nat xt_CONNMARK xt_recent xt_helper xt_conntrack xt_connmark xt_connbytes xt_NOTRACK iptable_raw xt_state nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack pppoe pppox ipt_REJECT xt_TCPMSS ipt_LOG xt_comment xt_multiport xt_mac xt_limit iptable_mangle iptable_filter ip_tables xt_tcpudp x_tables nfsd nfs ppp_async ppp_generic slhc loop vfat fat lockd sunrpc ext4 cifs autofs4 ath9k ath9k_common ath9k_hw ath5k ath nls_utf8 nls_iso8859_15 nls_iso8859_1 nls_cp850 nls_cp437 nls_cp1250 mac80211 ts_fsm ts_bm ts_kmp exportfs crc16 crc_ccitt cfg80211 compat_firmware_class compat lib80211_crypt_tkip lib80211_crypt_ccmp lib80211_crypt_wep lib80211 michael_mic arc4 aes_generic deflate ecb cbc ipv6 usb_storage ohci_hcd ehci_hcd sd_mod ext2 ext3 jbd jbd2 usbcore scsi_mod nls_base mbcache leds_gpio button_hotplug gpio_buttons input_polldev input_core
Process phy0 (pid: 754, threadinfo=872fc000, task=8719bae8, tls=00000000)
Stack : 872e1dd4 871d8148 871d8000 8731b018 00000028 00000028 871d8000 87bda9f8
        00000001 871d8004 87bda9f8 871d8000 872f5078 87bda200 871d8148 87bdaa94
        00000040 872e5390 00ff00ff 00ff107f 00ff80ff 0000096c 00000971 00000000
        00000144 00000001 87bda9f8 871d8000 87bda9e0 87bda200 871d8004 872e59c4
        8719bb18 8719bae8 8719bae8 00000971 872f5078 87bda200 00000006 00000000
        ...
Call Trace:
[<872e1dd4>] ath9k_deinit_device+0x1d0/0x2c4 [ath9k]
[<8731b018>] ath9k_hw_disable_mib_counters+0x78/0x9c [ath9k_hw]
[<872e5390>] ath_set_channel+0xe8/0x1b0 [ath9k]
[<872e59c4>] ath_radio_disable+0x390/0x454 [ath9k]
[<87284df8>] ieee80211_scan_work+0x368/0x508 [mac80211]
[<800775dc>] activate_task+0x6c/0x94
[<80068c64>] schedule+0x41c/0x478
[<87284a90>] ieee80211_scan_work+0x0/0x508 [mac80211]
[<8008e480>] worker_thread+0x134/0x1d8
[<80260000>] sha_init+0x7d4/0xee8
[<80092310>] autoremove_wake_function+0x0/0x4c
[<8008e34c>] worker_thread+0x0/0x1d8
[<80091e64>] kthread+0x7c/0x88
[<8006cba0>] kernel_thread_helper+0x10/0x18
[<80260000>] sha_init+0x7d4/0xee8
[<80091de8>] kthread+0x0/0x88
[<8006cb90>] kernel_thread_helper+0x0/0x18


Code: (Bad address in epc)

Disabling lock debugging due to kernel taint
Kernel panic - not syncing: Fatal exception in interrupt