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Re: iwlwifi bug

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Just reload the module with debug=0x80000000 and when you see that
warning send me the whole log (output of dmesg).

Thanks

Emmanuel Grumbach
egrumbach@xxxxxxxxx


On Wed, Apr 25, 2012 at 14:56, Daniel Chyan <dchyan@xxxxxxxxxxxxx> wrote:
> Yes, I am using compat-wireless. I have set the flag and recompiled.
> Which log do you want exactly?
>
> On Wed, Apr 25, 2012 at 3:18 AM, Emmanuel Grumbach <egrumbach@xxxxxxxxx> wrote:
>> I understand you sue compat right ?
>> In that case just edit the config.mk file and set the flag there.
>>
>> I will need the full log and apparently the debug flags I requested isn't set.
>>
>>
>>
>> On Wed, Apr 25, 2012 at 09:24, Daniel Chyan <dchyan@xxxxxxxxxxxxx> wrote:
>>> I appreciate your patience with this thread. These drivers have been awesome.
>>> A challenge to reproducing the original warning is also a seemingly
>>> excessive time to associate at times. For example:
>>>
>>> ... (200 more times or so as well.)
>>> [  892.585058] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.590706] wlan0: direct probe responded
>>> [  892.592991] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.597123] wlan0: direct probe responded
>>> [  892.600979] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.608344] wlan0: direct probe responded
>>> [  892.608991] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.613117] wlan0: direct probe responded
>>> [  892.616981] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.621120] wlan0: direct probe responded
>>> [  892.624929] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.629038] wlan0: direct probe responded
>>> [  892.632944] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.637057] wlan0: direct probe responded
>>> [  892.640852] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.644983] wlan0: direct probe responded
>>> [  892.648843] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  892.852281] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 2/3)
>>> [  893.055683] wlan0: direct probe to c0:c1:c0:0e:d3:19 (try 3/3)
>>> [  893.259123] wlan0: authentication with c0:c1:c0:0e:d3:19 timed out
>>> [  893.260852] iwlwifi 0000:03:00.0: ACTIVATE a non DRIVER active
>>> station id 0 addr c0:c1:c0:0e:d3:19
>>> [  901.518568] wlan0: authenticate with c0:c1:c0:0e:d3:19
>>> [  901.525227] wlan0: send auth to c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  901.527106] wlan0: authenticated
>>> [  901.528255] wlan0: associate with c0:c1:c0:0e:d3:19 (try 1/3)
>>> [  901.531724] wlan0: RX AssocResp from c0:c1:c0:0e:d3:19 (capab=0x411
>>> status=0 aid=1)
>>> [  901.531738] wlan0: associated
>>> [  901.536691] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
>>>
>>> On Wed, Apr 25, 2012 at 2:17 AM, Daniel Chyan <dchyan@xxxxxxxxxxxxx> wrote:
>>>> Just to confirm, the commands are "sudo make CONFIG_IWLWIFI_DEBUG=y"
>>>> and then "sudo make install"?
>>>>
>>>> If those commands are correct, here is the dmesg output:
>>>>
>>>> [  422.515639] ------------[ cut here ]------------
>>>> [  422.515688] WARNING: at
>>>> /home/foo/bar/ness/compat-wireless-2012-04-23/net/mac80211/driver-ops.h:12
>>>> ieee80211_bss_info_change_notify+0x2d1/0x2e0 [mac80211]()
>>>> [  422.515696] Hardware name: 4177CTO
>>>> [  422.515700] wlan0:  Failed check-sdata-in-driver check, flags: 0x4
>>>> [  422.515704] Modules linked in: btrfs zlib_deflate libcrc32c ufs
>>>> qnx4 hfsplus hfs minix ntfs vfat msdos fat jfs xfs reiserfs parport_pc
>>>> ppdev snd_hda_codec_hdmi snd_hda_codec_conexant bnep rfcomm bluetooth
>>>> speedstep_lib binfmt_misc snd_hda_intel snd_hda_codec snd_hwdep
>>>> snd_pcm thinkpad_acpi snd_seq_midi snd_rawmidi i915 arc4
>>>> snd_seq_midi_event snd_seq snd_timer snd_seq_device iwlwifi(-)
>>>> uvcvideo psmouse videodev mei(C) v4l2_compat_ioctl32 tpm_tis snd
>>>> drm_kms_helper nvram drm i2c_algo_bit soundcore serio_raw
>>>> snd_page_alloc mac80211 cfg80211 wmi compat video lp parport usbhid
>>>> hid firewire_ohci firewire_core crc_itu_t sdhci_pci sdhci ahci libahci
>>>> e1000e
>>>> [  422.515801] Pid: 19766, comm: modprobe Tainted: G         C
>>>> 3.0.0-17-generic #30-Ubuntu
>>>> [  422.515806] Call Trace:
>>>> [  422.515823]  [<ffffffff8105e8ff>] warn_slowpath_common+0x7f/0xc0
>>>> [  422.515832]  [<ffffffff8105e9f6>] warn_slowpath_fmt+0x46/0x50
>>>> [  422.515858]  [<ffffffffa010e70e>] ? __sta_info_destroy+0x1e/0x560 [mac80211]
>>>> [  422.515881]  [<ffffffffa010aa11>]
>>>> ieee80211_bss_info_change_notify+0x2d1/0x2e0 [mac80211]
>>>> [  422.515915]  [<ffffffffa012f6f0>]
>>>> ieee80211_destroy_auth_data+0x50/0x80 [mac80211]
>>>> [  422.515948]  [<ffffffffa01353c1>] ieee80211_mgd_teardown+0x51/0x70 [mac80211]
>>>> [  422.515975]  [<ffffffffa0118aec>]
>>>> ieee80211_teardown_sdata+0xdc/0x100 [mac80211]
>>>> [  422.515985]  [<ffffffff814dd9e0>] rollback_registered_many+0x1a0/0x260
>>>> [  422.515993]  [<ffffffff814ddabb>] unregister_netdevice_many+0x1b/0x80
>>>> [  422.516019]  [<ffffffffa0119c20>]
>>>> ieee80211_remove_interfaces+0xd0/0x110 [mac80211]
>>>> [  422.516042]  [<ffffffffa0109133>]
>>>> ieee80211_unregister_hw+0x53/0x120 [mac80211]
>>>> [  422.516063]  [<ffffffffa026d24b>] iwlagn_mac_unregister+0x2b/0x40 [iwlwifi]
>>>> [  422.516081]  [<ffffffffa02653b1>] iwl_op_mode_dvm_stop+0x51/0xe0 [iwlwifi]
>>>> [  422.516106]  [<ffffffffa0285c27>] iwl_drv_stop+0x47/0x70 [iwlwifi]
>>>> [  422.516135]  [<ffffffffa029b34f>] iwl_pci_remove+0x22/0xcd3 [iwlwifi]
>>>> [  422.516148]  [<ffffffff81312736>] pci_device_remove+0x46/0x110
>>>> [  422.516162]  [<ffffffff813d06bc>] __device_release_driver+0x7c/0xe0
>>>> [  422.516174]  [<ffffffff813d0e48>] driver_detach+0xc8/0xd0
>>>> [  422.516186]  [<ffffffff813d0519>] bus_remove_driver+0x79/0xd0
>>>> [  422.516198]  [<ffffffff813d1602>] driver_unregister+0x62/0xa0
>>>> [  422.516210]  [<ffffffff813115b5>] pci_unregister_driver+0x45/0xc0
>>>> [  422.516240]  [<ffffffffa02848e5>]
>>>> iwl_pci_unregister_driver+0x15/0x20 [iwlwifi]
>>>> [  422.516270]  [<ffffffffa029aa59>] iwl_exit+0x9/0x1c [iwlwifi]
>>>> [  422.516282]  [<ffffffff8109f1ce>] sys_delete_module+0x18e/0x250
>>>> [  422.516294]  [<ffffffff81135593>] ? do_munmap+0x1f3/0x2f0
>>>> [  422.516307]  [<ffffffff815fb342>] system_call_fastpath+0x16/0x1b
>>>> [  422.516315] ---[ end trace 45b9addccc842009 ]---
>>>> [  422.560312] iwlwifi 0000:03:00.0: PCI INT A disabled
>>>> [  432.738352] cfg80211: Calling CRDA to update world regulatory domain
>>>> [  432.748736] cfg80211: World regulatory domain updated:
>>>> [  432.748745] cfg80211:   (start_freq - end_freq @ bandwidth),
>>>> (max_antenna_gain, max_eirp)
>>>> [  432.748755] cfg80211:   (2402000 KHz - 2472000 KHz @ 40000 KHz),
>>>> (300 mBi, 2000 mBm)
>>>> [  432.748762] cfg80211:   (2457000 KHz - 2482000 KHz @ 20000 KHz),
>>>> (300 mBi, 2000 mBm)
>>>> [  432.748769] cfg80211:   (2474000 KHz - 2494000 KHz @ 20000 KHz),
>>>> (300 mBi, 2000 mBm)
>>>> [  432.748776] cfg80211:   (5170000 KHz - 5250000 KHz @ 40000 KHz),
>>>> (300 mBi, 2000 mBm)
>>>> [  432.748782] cfg80211:   (5735000 KHz - 5835000 KHz @ 40000 KHz),
>>>> (300 mBi, 2000 mBm)
>>>> [  432.753876] iwlwifi: Unknown parameter `debug'
>>>>
>>>> - Daniel
>>>>
>>>> On Wed, Apr 25, 2012 at 2:07 AM, Emmanuel Grumbach <egrumbach@xxxxxxxxx> wrote:
>>>>> On Wed, Apr 25, 2012 at 08:58, Daniel Chyan <dchyan@xxxxxxxxxxxxx> wrote:
>>>>>> Correct me if I did it incorrectly. I issue "sudo modprobe iwlwifi
>>>>>> debug=0x80000000" but I receive an "Unknown symbol in module, or
>>>>>> unknown parameter" error.
>>>>>>
>>>>>
>>>>> All right, please compile with CONFIG_IWLWIFI_DEBUG=y
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