Public bug reported:
I get the following kernel error in Ubuntu 11.04 when I try to connect
to a WPA/WPA2 Enterprise WAP.
[ 241.043511] ------------[ cut here ]------------
[ 241.043529] WARNING: at /build/buildd/linux-2.6.38/net/mac80211/rx.c:2881
ieee80211_rx+0xad/0x1d0 [mac80211]()
[ 241.043531] Hardware name: MacBookPro6,2
[ 241.043532] Modules linked in: parport_pc ppdev vesafb binfmt_misc
snd_hda_codec_hdmi arc4 brcm80211(C) mac80211 snd_hda_codec_cirrus rfcomm
snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi sco bnep l2cap btusb
bluetooth nvidia(P) uvcvideo snd_rawmidi snd_seq_midi_event bcm5974 snd_seq
joydev snd_timer snd_seq_device videodev v4l2_compat_ioctl32 applesmc
input_polldev snd cfg80211 intel_ips soundcore snd_page_alloc video coretemp
nvidia_bl lp parport hid_apple usb_storage uas tg3 firewire_ohci firewire_core
crc_itu_t usbhid hid
[ 241.043563] Pid: 4353, comm: nvidia-settings Tainted: P C
2.6.38-8-generic #42-Ubuntu
[ 241.043565] Call Trace:
[ 241.043569] <IRQ> [<ffffffff81065cef>] ? warn_slowpath_common+0x7f/0xc0
[ 241.043578] [<ffffffff81065d4a>] ? warn_slowpath_null+0x1a/0x20
[ 241.043584] [<ffffffffa0e4d56d>] ? ieee80211_rx+0xad/0x1d0 [mac80211]
[ 241.043588] [<ffffffffa0e33c11>] ? ieee80211_tasklet_handler+0xd1/0xe0
[mac80211]
[ 241.043591] [<ffffffff8106cc43>] ? tasklet_action+0x73/0x120
[ 241.043593] [<ffffffff8106d538>] ? __do_softirq+0xa8/0x1c0
[ 241.043598] [<ffffffff81030518>] ? ack_apic_level+0x78/0x1a0
[ 241.043602] [<ffffffff8100cf1c>] ? call_softirq+0x1c/0x30
[ 241.043605] [<ffffffff8100ea45>] ? do_softirq+0x65/0xa0
[ 241.043606] [<ffffffff8106d755>] ? irq_exit+0x85/0x90
[ 241.043612] [<ffffffff815caec6>] ? do_IRQ+0x66/0xe0
[ 241.043614] [<ffffffff815c3213>] ? ret_from_intr+0x0/0x15
[ 241.043615] <EOI> [<ffffffff812e661e>] ? memcpy+0xe/0x120
[ 241.043622] [<ffffffff81178e69>] ? prepend+0x39/0x40
[ 241.043624] [<ffffffff811792f8>] ? prepend_path+0x108/0x190
[ 241.043626] [<ffffffff811793fe>] ? path_with_deleted+0x7e/0xa0
[ 241.043629] [<ffffffff8117a4e6>] ? d_path+0xc6/0x100
[ 241.043632] [<ffffffff81186528>] ? seq_path+0x68/0xc0
[ 241.043636] [<ffffffff811bebf1>] ? show_map_vma+0x141/0x220
[ 241.043638] [<ffffffff811beebc>] ? show_map+0x2c/0x80
[ 241.043640] [<ffffffff81186116>] ? seq_read+0x256/0x3f0
[ 241.043643] [<ffffffff81164f73>] ? vfs_read+0xc3/0x180
[ 241.043645] [<ffffffff81165081>] ? sys_read+0x51/0x90
[ 241.043648] [<ffffffff8100c002>] ? system_call_fastpath+0x16/0x1b
[ 241.043649] ---[ end trace 2476ec7f1f62e3d5 ]---
ProblemType: Bug
DistroRelease: Ubuntu 11.04
Package: linux-image-2.6.38-8-generic 2.6.38-8.42
ProcVersionSignature: Ubuntu 2.6.38-8.42-generic 2.6.38.2
Uname: Linux 2.6.38-8-generic x86_64
NonfreeKernelModules: nvidia
AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
Architecture: amd64
AudioDevicesInUse:
USER PID ACCESS COMMAND
/dev/snd/controlC0: dbasinge 1603 F.... pulseaudio
CRDA: Error: [Errno 2] No such file or directory
Card0.Amixer.info:
Card hw:0 'Intel'/'HDA Intel at 0xc1d00000 irq 43'
Mixer name : 'Cirrus Logic CS4206'
Components : 'HDA:10134206,106b0b00,00100301'
Controls : 22
Simple ctrls : 13
Card1.Amixer.info:
Card hw:1 'NVidia'/'HDA NVidia at 0xc1080000 irq 16'
Mixer name : 'Nvidia GPU 0a HDMI/DP'
Components : 'HDA:10de000a,10de0101,00100100'
Controls : 16
Simple ctrls : 4
Date: Tue May 3 08:43:04 2011
HibernationDevice: RESUME=UUID=4bd630bd-c0a2-4bc8-bab4-f44756b56ee8
InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release amd64 (20110427.1)
MachineType: Apple Inc. MacBookPro6,2
ProcEnviron:
LANGUAGE=en_US:en
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-8-generic
root=UUID=55c86be0-fc79-4fd9-971b-8f2f28abc095 ro quiet splash vt.handoff=7
RelatedPackageVersions:
linux-restricted-modules-2.6.38-8-generic N/A
linux-backports-modules-2.6.38-8-generic N/A
linux-firmware 1.52
SourcePackage: linux
StagingDrivers: brcm80211
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 07/26/10
dmi.bios.vendor: Apple Inc.
dmi.bios.version: MBP61.88Z.0057.B0C.1007261552
dmi.board.asset.tag: Base Board Asset Tag#
dmi.board.name: Mac-F22586C8
dmi.board.vendor: Apple Inc.
dmi.board.version: MacBookPro6,2
dmi.chassis.type: 10
dmi.chassis.vendor: Apple Inc.
dmi.chassis.version: Mac-F22586C8
dmi.modalias:
dmi:bvnAppleInc.:bvrMBP61.88Z.0057.B0C.1007261552:bd07/26/10:svnAppleInc.:pnMacBookPro6,2:pvr1.0:rvnAppleInc.:rnMac-F22586C8:rvrMacBookPro6,2:cvnAppleInc.:ct10:cvrMac-F22586C8:
dmi.product.name: MacBookPro6,2
dmi.product.version: 1.0
dmi.sys.vendor: Apple Inc.
** Affects: linux (Ubuntu)
Importance: Undecided
Status: New
** Tags: amd64 apport-bug natty running-unity staging
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https://bugs.launchpad.net/bugs/776438
Title:
Kernel error when connecting to WPA/WPA2 Enterprise
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