I go the following Oops with the latest wireless-dev git when starting
wpa_supplicant:
Feb 19 16:17:42 boss kernel: [ 377.359573] BUG: unable to handle kernel NULL
pointer dereference
at virtual address 00000002
Feb 19 16:17:42 boss kernel: [ 377.359641] printing eip:
Feb 19 16:17:42 boss kernel: [ 377.359670] f8b2a3c3
Feb 19 16:17:42 boss kernel: [ 377.359672] *pde = 00000000
Feb 19 16:17:42 boss kernel: [ 377.359702] Oops: 0002 [#1]
Feb 19 16:17:42 boss kernel: [ 377.359730] SMP
Feb 19 16:17:42 boss kernel: [ 377.359799] Modules linked in: af_packet arc4
ecb blkcipher
rc80211_simple bcm43xx_d80211 80211 cfg80211 snd_seq_dummy snd_seq_oss
snd_seq_midi_event snd_seq
snd_seq_device snd
_pcm_oss snd_mixer_oss ipv6 usbhid hid usbmouse snd_intel8x0 snd_ac97_codec b44
ssb ehci_hcd
uhci_hcd intel_agp yenta_socket pcmcia ac97_bus serio_raw usbcore agpgart
rsrc_nonstatic ohci1394
snd_pcm ide_cd pc
mcia_core 8250_pci evdev firmware_class 8250 ieee1394 serial_core snd_timer
cdrom snd crc32
soundcore snd_page_alloc unix
Feb 19 16:17:42 boss kernel: [ 377.360945] CPU: 0
Feb 19 16:17:42 boss kernel: [ 377.360946] EIP: 0060:[<f8b2a3c3>] Not
tainted VLI
Feb 19 16:17:42 boss kernel: [ 377.360947] EFLAGS: 00010246 (2.6.20 #1)
Feb 19 16:17:42 boss kernel: [ 377.361048] EIP is at do_mark_unused+0x0/0x7
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.361080] eax: f71d7000 ebx: 00000000
ecx: 00000000 edx:
00000000
Feb 19 16:17:42 boss kernel: [ 377.361113] esi: 00000000 edi: f71d7000
ebp: f8b2a3c3 esp:
c192dee0
Feb 19 16:17:42 boss kernel: [ 377.361146] ds: 007b es: 007b ss: 0068
Feb 19 16:17:42 boss kernel: [ 377.361176] Process events/0 (pid: 6,
ti=c192c000 task=c191ca70
task.ti=c192c000)
Feb 19 16:17:42 boss kernel: [ 377.361210] Stack: f8b28629 00000000 c0103587
00000000 00000000
00000000 00000000 00000000
Feb 19 16:17:42 boss kernel: [ 377.361433] 00000282 f8b2a3d8 f71d7000
f8b19db7 f71d7000
f8b19f50 f89b64a0 38058a67
Feb 19 16:17:42 boss kernel: [ 377.361655] f71d7000 f8b1a0dd 00000011
f71d7274 f71d7270
c18fd2c0 00000246 c012a392
Feb 19 16:17:42 boss kernel: [ 377.361878] Call Trace:
Feb 19 16:17:42 boss kernel: [ 377.361932] [<f8b28629>]
bcm43xx_call_for_each_loctl+0x30/0x9b
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.362003] [<c0103587>]
common_interrupt+0x23/0x28
Feb 19 16:17:42 boss kernel: [ 377.362060] [<f8b2a3d8>]
bcm43xx_loctl_mark_all_unused+0xe/0x17
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.362129] [<f8b19db7>]
bcm43xx_periodic_every60sec+0x8/0x2e
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.362197] [<f8b19f50>]
do_periodic_work+0xb4/0xe9
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.362258] [<f8b1a0dd>]
bcm43xx_periodic_work_handler+0xb5/0x16f
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.362327] [<c012a392>]
run_workqueue+0x7e/0x14e
Feb 19 16:17:42 boss kernel: [ 377.362381] [<f8b1a028>]
bcm43xx_periodic_work_handler+0x0/0x16f
[bcm43xx_d80211]
Feb 19 16:17:42 boss kernel: [ 377.362449] [<c012a5b0>]
worker_thread+0x14e/0x16d
Feb 19 16:17:42 boss kernel: [ 377.362503] [<c011637f>]
default_wake_function+0x0/0xc
Feb 19 16:17:42 boss kernel: [ 377.362558] [<c011637f>]
default_wake_function+0x0/0xc
Feb 19 16:17:42 boss kernel: [ 377.362613] [<c012a462>]
worker_thread+0x0/0x16d
Feb 19 16:17:42 boss kernel: [ 377.362665] [<c012d828>] kthread+0xa0/0xd1
Feb 19 16:17:42 boss kernel: [ 377.362717] [<c012d788>] kthread+0x0/0xd1
Feb 19 16:17:42 boss kernel: [ 377.362769] [<c01037c7>]
kernel_thread_helper+0x7/0x10
Feb 19 16:17:42 boss kernel: [ 377.362823] =======================
Feb 19 16:17:42 boss kernel: [ 377.362852] Code: 04 00 00 00 80 e3 01 0f 44 c1
88 44 24 02 8d 8a
72 03 00 00 89 f0 8d 54 24 02 e8 9f e1 ff ff 8b 5c 24 04 8b 74 24 08 83 c4 0c
c3 <80> 62 02 fe 31
c0 c3 53 ba
c3 a3 b2 f8 8b 58 6c e8 21 e2 ff ff
Feb 19 16:17:42 boss kernel: [ 377.364227] EIP: [<f8b2a3c3>]
do_mark_unused+0x0/0x7
[bcm43xx_d80211] SS:ESP 0068:c192dee0
lspci -v
02:03.0 Network controller: Broadcom Corporation BCM4309 802.11a/b/g (rev 03)
Subsystem: Dell Truemobile 1450 MiniPCI
Flags: bus master, fast devsel, latency 32, IRQ 18
Memory at faff6000 (32-bit, non-prefetchable) [size=8K]
wpa_supplicant is version 0.4.9: I was trying to connect to a Linksys WRT54G
using WEP encryption.
Relevant part of .config
CONFIG_BCM43XX=m
CONFIG_BCM43XX_DEBUG=y
CONFIG_BCM43XX_DMA=y
CONFIG_BCM43XX_PIO=y
CONFIG_BCM43XX_DMA_AND_PIO_MODE=y
# CONFIG_BCM43XX_DMA_MODE is not set
# CONFIG_BCM43XX_PIO_MODE is not set
# CONFIG_ZD1211RW is not set
CONFIG_BCM43XX_D80211=m
CONFIG_BCM43XX_D80211_PCI=y
CONFIG_BCM43XX_D80211_PCMCIA=y
CONFIG_BCM43XX_D80211_DEBUG=y
CONFIG_BCM43XX_D80211_DMA=y
CONFIG_BCM43XX_D80211_PIO=y
CONFIG_BCM43XX_D80211_DMA_AND_PIO_MODE=y
# CONFIG_BCM43XX_D80211_DMA_MODE is not set
# CONFIG_BCM43XX_D80211_PIO_MODE is not set
# CONFIG_RT2X00 is not set
# CONFIG_ADM8211 is not set
# CONFIG_P54_COMMON is not set
# CONFIG_ZD1211RW_D80211 is not set
CONFIG_NET_WIRELESS=y
Machine is a Dell Inspiron 9100 laptop with an HT-enabled Pentium 4. Kernel is
configured with
SMP. Distro is Slackware 11.0.
I code, therefore I am
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