hostapd causes kernel panic in openwrt on a netgear wgt634u

[Andrew Leach]

Hi,

Kernel panics when hostapd is executed on wgt634u using hostapd -
0.5.1-1and kmod-madwifi -
2.6.15.6+r1456.
Any ideas?

Thanks,
Andrew

The output trace follows:

root at OpenWrt <https://openwrt.org/wiki/OpenWrt>:/# hostapd /etc/hostapd.conf
Configuration file: /etc/hostapd.conf madwifi_set_iface_flags: dev_up=0 br0:
port 2(ath0) entering disabled state

Using interface ath0 with hwaddr 00:00:ba:dc:0d:Data bus error, epc ==
c00eba18, ra == c00e7f08

Oops[#1 <https://openwrt.org/ticket/1>]:

Cpu 0

$ 0 : 00000000 10009c00 c0128000 00008000

$ 4 : 81c20000 00000006 81c202f0 81c202b0

$ 8 : 000000c0 81dcc000 81224000 813fc000

$12 : 81db7000 00000200 00000100 81c9a000

$16 : 81c22888 81c20000 81c20000 813e8000

$20 : 00000000 813e8f18 813e916c 00008914

$24 : 00000000 c00c0188

$28 : 81562000 81563cb0 81c202f0 c00e7f08

Hi : 000003d9

Lo : 99952600

epc : c00eba18 Tainted: P

ra : c00e7f08 Status: 10009c03 KERNEL EXL IE

Cause : 0000001c

PrId? <https://openwrt.org/wiki/PrId> : 00029007

Modules linked in: snd_pcm_oss snd_mixer_oss snd_usb_audio snd_hwdep
snd_usb_lib snd_rawmidi snd_pcm snd_timer snd snd_page_alloc ehci_hcd
uhci_hcd usb_storage sd_mod scsi_mod usbcore soundcore vfat fat nfs lockd
sunrpc ext3 jbd ext2 nls_utf8 nls_iso8859_15 nls_iso8859_1 nls_cp850
nls_cp437 nls_base wlan_scan_sta wlan_scan_ap wlan_xauth wlan_wep wlan_tkip
wlan_ccmp wlan_acl ath_pci ath_rate_sample ath_hal wlan switch_robo
switch_core

Process hostapd (pid: 1402, threadinfo=81562000, task=8036abe8)

Stack : 00000000 813e8f18 80260000 00008914 00000000 81c20000 81c20000
c00e7f08

  00000000 8005a804 7f9dbc20 8014f818 10009c03 00000001 00000000 00000000

    00000000 00000002 00000000 00000000 812b9320 812b9320 00000000 813e8260

    81c20000 813e8000 00000000 813e8f18 80260000 00008914 7f9dbc20 c0093c20

    80001fd4 00000006 81052000 00000000 81563d48 00000000 00000000 7f9dbc00

    ...

  Call Trace: [<c00e7f08>] [<8005a804>] [<8014f818>] [<c0093c20>]
[<80001fd4>] [<80156780>] [<c00c0230>] [<c00c602c>] [<c00c60cc>]
[<80156780>] [<801586d4>] [<801aece0>] [<801aeb50>] [<801b075c>]
[<80111b4c>] [<80149c4c>] [<801123d0>] [<80112324>] [<80093130>]
[<80093490>] [<800770d8>] [<80031d60>] [<80093508>] [<80030fb0>]
[<80001e4c>] [<80012720>] [<80012720>]

Code: 8e420014 34038000 00431021 <8c431930> 30628000 5440003b 8e222bbc
00032642 000315c2

ed and ssid 'prive' madwifi_set_ieee8021x: enabled=1 madwifi_configure_wpa:
group key cipher=1 madwifi_configure_wpa: pairwise key ciphers=0xa
madwifi_configure_wpa: key management algorithms=0x2 madwifi_configure_wpa:
rsn capabilities=0x0 madwifi_configure_wpa: enable WPA= 0x3
madwifi_set_iface_flags: dev_up=1 Segmentation fault
root at OpenWrt<https://openwrt.org/wiki/OpenWrt>:/#
Data bus error, epc == c01c41a0, ra == c02241a8

Oops[#2 <https://openwrt.org/ticket/2>]:

Cpu 0

$ 0 : 00000000 10009c00 c0172020 00000000

$ 4 : 813fd100 8021de10 c0172020 00000000

$ 8 : 00000002 10009c01 813fd0c8 00000001

$12 : 00000000 00000001 80220000 ffffffd5

$16 : 00000100 813fd000 802626e4 8021de48

$20 : 80220000 80300000 00000010 00001000

$24 : 00000000 c0224160

$28 : 8021c000 8021ddf8 00000010 c02241a8

Hi : 000003d0

Lo : db47d9c0

epc : c01c41a0 Tainted: P

ra : c02241a8 Status: 10009c02 KERNEL EXL

Cause : 0000001c

PrId? <https://openwrt.org/wiki/PrId> : 00029007

Modules linked in: snd_pcm_oss snd_mixer_oss snd_usb_audio snd_hwdep
snd_usb_lib snd_rawmidi snd_pcm snd_timer snd snd_page_alloc ehci_hcd
uhci_hcd usb_storage sd_mod scsi_mod usbcore soundcore vfat fat nfs lockd
sunrpc ext3 jbd ext2 nls_utf8 nls_iso8859_15 nls_iso8859_1 nls_cp850
nls_cp437 nls_base wlan_scan_sta wlan_scan_ap wlan_xauth wlan_wep wlan_tkip
wlan_ccmp wlan_acl ath_pci ath_rate_sample ath_hal wlan switch_robo
switch_core

Process swapper (pid: 0, threadinfo=8021c000, task=8021e000)

Stack : b0bfb305 00000000 80260000 80260000 80260000 80260000 8021de00
00000007

  00000100 c02242d4 802626e4 8021de48 80036614 80036614 8022062c 00000000

    00000000 00000007 8021dee0 80300000 8021de48 8021de48 00000000 80262470

    0000000a 80260000 00000002 80031c7c 00000002 80300000 00000010 00001000

    10009c00 8021dee0 00000002 00000001 80031d60 00000590 00008000 8021dee0

    ...

  Call Trace: [<c02242d4>] [<80036614>] [<80036614>] [<80031c7c>]
[<80031d60>] [<8000a914>] [<8000b060>] [<80001e4c>] [<80001fd4>]
[<8015343c>] [<8000ab10>] [<8000aae4>] [<80232774>] [<80232758>]
[<8023212c>]

Code: 8d420004 00071880 00433021 <8cc30044> 30622000 10400007 30620002
10400020 006f1024

Kernel panic - not syncing: Aiee, killing interrupt handler!

 <0>Rebooting in 3 seconds..Please stand by while rebooting the system...
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