Re: wlan oops

Re: wlan oops

[Johannes Berg]

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On Mon, 2009-10-19 at 10:48 +0900, Benjamin Herrenschmidt wrote:

> [ 3698.908913] wlan0: Selected IBSS BSSID 22:48:99:ac:65:40 based on configured SSID
> [ 3698.932660] ------------[ cut here ]------------
> [ 3698.932701] WARNING: at net/wireless/scan.c:483 cfg80211_inform_bss_frame+0x151/0x190 [cfg80211]()
> [ 3698.932707] Hardware name: 7659AB8
> [ 3698.932711] Modules linked in: tun snd_hda_codec_analog snd_hda_intel snd_hda_codec binfmt_misc snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi arc4 snd_seq_midi_event ecb snd_seq snd_timer snd_seq_device pcmcia bridge iwlagn stp iptable_filter sdhci_pci ppdev snd iwlcore bnep ip_tables yenta_socket psmouse thinkpad_acpi sdhci soundcore mac80211 x_tables lp ricoh_mmc btusb rsrc_nonstatic pcmcia_core serio_raw led_class nvram snd_page_alloc cfg80211 parport fbcon tileblit font bitblit softcursor ohci1394 ieee1394 i915 e1000e drm i2c_algo_bit cfbcopyarea video output cfbimgblt cfbfillrect intel_agp
> [ 3698.932822] Pid: 1345, comm: iwlagn Not tainted 2.6.31.4-14-benh #1
> [ 3698.932827] Call Trace:

> [ 3698.932875]  [<ffffffffa012a4b1>] cfg80211_inform_bss_frame+0x151/0x190 [cfg80211]
> [ 3698.932916]  [<ffffffffa01a3cc4>] __ieee80211_sta_join_ibss+0x384/0x460 [mac80211]
> [ 3698.932944]  [<ffffffffa01a427e>] ieee80211_sta_find_ibss+0x4de/0x4f0 [mac80211]
> [ 3698.932971]  [<ffffffffa01a4303>] ieee80211_ibss_notify_scan_completed+0x73/0xa0 [mac80211]
> [ 3698.932997]  [<ffffffffa01a0bc9>] ieee80211_scan_completed+0xc9/0x470 [mac80211]

This actually seems to be a bug in mac80211, not just random weird
frames being received.

johannes

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