#1634: "Unhandled kernel unaligned access" on 4G cube (MTX-1/AU1500) with custom
2.6 kernel
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Reporter: [EMAIL PROTECTED] | Type: defect
Status: new | Priority: blocker
Component: madwifi: driver | Version: v0.9.3.3
Keywords: ar5213A 4gcube mips wlanconfig panic | Patch_attached: 0
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Hi,
Using release version 0.9.3.3 of Madwifi, with an AR5213A-based MiniPCI
card, I experience the following on a 4G Cube with a custom (OpenWRT +
NEMO patchsets) 2.6.21.3 kernel.
{{{
Unhandled kernel unaligned access[#1]:
Cpu 0
$ 0 : 00000000 1000fc01 00000000 cccccccd
$ 4 : 00004801 00000050 0000001a 00000324
$ 8 : 00000050 0000003c 000009e4 00002790
$12 : 00002790 fff00000 00000001 00000001
$16 : 811f8320 83be7000 810c28c0 80c26020
$20 : 00000000 00000006 8118a000 801259bc
$24 : 00000001 2ac06180
$28 : 830bc000 830bdde0 000000ff c020e0f8
Hi : 00006744
Lo : cccce69e
epc : c015af60 ieee80211_input+0xac/0x1350 [wlan] Tainted: P
ra : c020e0f8 ath_rx_tasklet+0x3cc/0x900 [ath_pci]
Status: 1000fc03 KERNEL EXL IE
Cause : 00800010
BadVA : 00000052
PrId : 01030202
Modules linked in: vfat fat nls_base wlan_scan_sta ath_rate_sample ath_pci
wlan)
Process ipkg-cl (pid: 8217, threadinfo=830bc000, task=817863f8)
Stack : 8118a320 c02133f4 81263000 00000000 00000001 7fffc559 c016f4c8
8019a420
803fa11c 803fa134 00000608 80273300 835b9540 c0170594 8118a320
81283510
a3a9d510 83be7000 810c28c0 83b08000 8118a000 801259bc 00000000
c020e0f8
01fe0353 00000000 0000001a 00000324 00000007 00000000 8118a000
8118a320
00000000 fffffffe 00000001 803f592c 0000000a 1044c060 ffffffff
00000000
...
Call Trace:
[<c015af60>] ieee80211_input+0xac/0x1350 [wlan]
[<c020e0f8>] ath_rx_tasklet+0x3cc/0x900 [ath_pci]
[<8012c8e4>] tasklet_action+0xb0/0x180
[<8012c4c4>] __do_softirq+0x110/0x118
[<8012c558>] do_softirq+0x8c/0x94
[<8012c5c0>] irq_exit+0x4c/0x54
[<8010182c>] intc0_req0_irqdispatch+0x80/0xf8
[<80101b48>] plat_irq_dispatch+0x8c/0xa4
[<80103240>] ret_from_irq+0x0/0x4
}}}
Previously during the boot process (when the device is brought up using
{{{wlanconfig ath0 create wlandev wifi0 wlanmode adhoc}}}),these other
messages were displayed:
{{{
Error for wireless request "Set ESSID" (8B1A) :
SET failed on device wlan0 ; No such device.
Error for wireless request "Set Mode" (8B06) :
SET failed on device wlan0 ; No such device.
SIOCSIFADDR: No such device
SIOCSIFNETMASK: No such device
SIOCGIFFLAGS: No such device
ath0 no private ioctls.
}}}
--
Ticket URL: <http://madwifi.org/ticket/1634>
madwifi.org <http://madwifi.org/>
Multiband Atheros Driver for Wireless Fidelity
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