Hi
I'm using latest wireless-testing with WL-760A in station mode :
00:09.0 Ethernet controller: Atheros Communications Inc. AR5413
802.11abg NIC (rev 01)
Subsystem: Device
17f9:000c
Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop-
ParErr- Stepping- SERR- FastB2B- DisINTx-
Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort-
<TAbort- <MAbort- >SERR- <PERR- INTx-
Latency: 168 (2500ns min, 7000ns max), Cache Line Size: 32
bytes
Interrupt: pin A routed to IRQ
15
Region 0: Memory at d9040000 (32-bit, non-prefetchable)
[size=64K]
Capabilities: [44] Power Management version
2
Flags: PMEClk- DSI- D1- D2- AuxCurrent=375mA
PME(D0-,D1-,D2-,D3hot-,D3cold-)
Status: D0 PME-Enable- DSel=0 DScale=2
PME-
Kernel driver in use:
ath5k
Kernel modules: ath5k
... and after load ath5k (with ieee80211_regdom="EU"), I get this:
Jan 17 15:53:50 cray BUG: unable to handle kernel NULL pointer
dereference at
00000004
Jan 17 15:53:50 cray IP: [<dd1fb0c8>] wiphy_update_regulatory+0x98/0x370
[cfg80211]
Jan 17 15:53:50 cray *pde =
00000000
Jan 17 15:53:50 cray Oops: 0000 [#1] PREEMPT
SMP
Jan 17 15:53:50 cray last sysfs file:
/sys/kernel/uevent_seqnum
Jan 17 15:53:50 cray Modules linked in: ath5k(+) mac80211 led_class
cfg80211 ipv6 ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4
nf_conntrack nf_defrag_ipv4 iptable_filter ip_tables x_tables via686a
ppdev lp ppp_generic pcspkr i2c_viapro parport_pc i2c_core e1000 shpchp
pci_hotplug parport sg via_agp agpgart evdev thermal processor fan
button battery ac ac97_bus slhc 3c59x mii rtc_cmos rtc_core rtc_lib ext3
jbd mbcache uhci_hcd usbcore sd_mod ata_generic pata_via libata
scsi_mod
Jan 17 15:53:50
cray
Jan 17 15:53:50 cray Pid: 2340, comm: modprobe Not tainted
(2.6.29-rc1-wl-ARCH #2)
VT8363
Jan 17 15:53:50 cray EIP: 0060:[<dd1fb0c8>] EFLAGS: 00010202 CPU:
0
Jan 17 15:53:50 cray EIP is at wiphy_update_regulatory+0x98/0x370
[cfg80211]
Jan 17 15:53:50 cray EAX: 00000000 EBX: 00000000 ECX: da6d8f30 EDX:
da6d8ed8
Jan 17 15:53:50 cray ESI: 0000096c EDI: 00000002 EBP: 0024cde0 ESP:
da5bdc80
Jan 17 15:53:50 cray DS: 007b ES: 007b FS: 00d8 GS: 0033 SS:
0068
Jan 17 15:53:50 cray Process modprobe (pid: 2340, ti=da5bc000
task=da6067a0
task.ti=da5bc000)
Jan 17 15:53:50 cray
Stack:
Jan 17 15:53:50 cray c0106258 00000000 da6b9000 c04a01c0 00000001
00000001 5a6da316
5a6d9666
Jan 17 15:53:50 cray 00000004 c0104427 00000001 da6d8060 00000000
00000000 da6d80ec
c0341974
Jan 17 15:53:50 cray 5a6da325 dd2001f4 da6d8f30 da6d8ed8 22222222
00000000 0024cde0
0000096c
Jan 17 15:53:50 cray Call
Trace:
Jan 17 15:53:50 cray [<c0106258>]
do_IRQ+0x48/0x90
Jan 17 15:53:50 cray [<c0104427>]
common_interrupt+0x27/0x2c
Jan 17 15:53:50 cray [<c0341974>]
__mutex_lock_slowpath+0x244/0x2d0
Jan 17 15:53:50 cray [<dd1fa37e>] wiphy_register+0xde/0x1f0
[cfg80211]
Jan 17 15:53:50 cray [<dd449839>] ath5k_hw_eeprom_read+0xe9/0x120
[ath5k]
Jan 17 15:53:50 cray [<dd2b1298>] ieee80211_register_hw+0x48/0x360
[mac80211]
Jan 17 15:53:50 cray [<dd45ad2d>] ath5k_pci_probe+0x102d/0x1620 [ath5k]
Jan 17 15:53:50 cray [<c021926a>] idr_get_empty_slot+0xea/0x270
Jan 17 15:53:50 cray [<c01e9961>] sysfs_find_dirent+0x21/0x30
Jan 17 15:53:50 cray [<c0343475>] _spin_unlock+0x5/0x20
Jan 17 15:53:50 cray [<c022aa7b>] local_pci_probe+0xb/0x10
Jan 17 15:53:50 cray [<c022b769>] pci_device_probe+0x69/0x90
Jan 17 15:53:50 cray [<c0290e23>] driver_probe_device+0x83/0x1b0
Jan 17 15:53:50 cray [<c0120e45>] default_spin_lock_flags+0x5/0x10
Jan 17 15:53:50 cray [<c034305e>] _spin_lock_irqsave+0x3e/0x60
Jan 17 15:53:50 cray [<c0290fd9>] __driver_attach+0x89/0x90
Jan 17 15:53:50 cray [<c022b6a0>] pci_device_remove+0x0/0x40
Jan 17 15:53:50 cray [<c0290784>] bus_for_each_dev+0x44/0x70
Jan 17 15:53:50 cray [<c022b6a0>] pci_device_remove+0x0/0x40
Jan 17 15:53:50 cray [<c0290cb6>] driver_attach+0x16/0x20
Jan 17 15:53:50 cray [<c0290f50>] __driver_attach+0x0/0x90
Jan 17 15:53:50 cray [<c0290127>] bus_add_driver+0x1a7/0x220
Jan 17 15:53:50 cray [<c022b6a0>] pci_device_remove+0x0/0x40
Jan 17 15:53:50 cray [<c029116c>] driver_register+0x5c/0x130
Jan 17 15:53:50 cray [<c01ecd62>] debugfs_create_file+0x102/0x230
Jan 17 15:53:50 cray [<dd46c000>] init_ath5k_pci+0x0/0x38 [ath5k]
Jan 17 15:53:50 cray [<c022b9bd>] __pci_register_driver+0x3d/0x80
Jan 17 15:53:50 cray [<dd46c000>] init_ath5k_pci+0x0/0x38 [ath5k]
Jan 17 15:53:50 cray [<dd46c01d>] init_ath5k_pci+0x1d/0x38 [ath5k]
Jan 17 15:53:50 cray [<c010111a>] do_one_initcall+0x2a/0x170
Jan 17 15:53:50 cray [<c016b027>] tracepoint_module_notify+0x27/0x30
Jan 17 15:53:50 cray [<c014a926>] notifier_call_chain+0x36/0x70
Jan 17 15:53:50 cray [<c014aca3>] __blocking_notifier_call_chain+0x53/0x70
Jan 17 15:53:50 cray [<c015b9db>] sys_init_module+0x8b/0x1c0
Jan 17 15:53:50 cray [<c0103e27>] sysenter_do_call+0x12/0x33
Jan 17 15:53:50 cray Code: 89 44 24 48 8b 58 18 89 5c 24 54 0f b7 70 04
a1 90 3a 20 dd 69 ee e8 03 00 00 89 44 24 44 a1 88 3a 20 dd 89 74 24 5c
89 6c 24 58 <8b> 40 04 83 f8 04 89 44 24 3c 0f 84 28 02 00 00 8b 54 24 2c 8b
Jan 17 15:53:50 cray EIP: [<dd1fb0c8>]
wiphy_update_regulatory+0x98/0x370 [cfg80211] SS:ESP 0068:da5bdc80
Jan 17 15:53:50 cray ---[ end trace b894da3fddc5c43c ]---
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