WARNING: at drivers/net/wireless/ath/ath5k/base.c:3475ath5k_bss_info_changed+0x44/0x168 [ath5k]()

From: Justin Mattock
Date: Tue Sep 28 2010 - 18:31:02 EST

hello,
I seem to be hitting something when doing echo mem > /sys/power/state
on my dell 1200 inspiron
the wireless card is a D-Link DWL-G650. This is easily reproducable so
a bisect I can do but might be a few days since this machine is vary
sloooow...

[ 563.875560] ------------[ cut here ]------------
[ 563.875576] WARNING: at drivers/net/wireless/ath/ath5k/base.c:3475
ath5k_bss_info_changed+0x44/0x168 [ath5k]()
[ 563.875580] Hardware name: Inspiron 1200
[ 563.875583] Modules linked in: snd_seq snd_seq_device i915
drm_kms_helper drm mperf ath5k ath snd_intel8x0 snd_ac97_codec
ac97_bus joydev snd_pcm snd_timer video ac psmouse intel_agp battery
button snd soundcore snd_page_alloc evdev yenta_socket i2c_i801
uhci_hcd ehci_hcd fan thermal processor
[ 563.875618] Pid: 3149, comm: bash Not tainted 2.6.36-rc5-00226-g050026f #6
[ 563.875621] Call Trace:
[ 563.875630] [<c10512db>] warn_slowpath_common+0x65/0x7a
[ 563.875641] [<e04ebd19>] ? ath5k_bss_info_changed+0x44/0x168 [ath5k]
[ 563.875646] [<c10512ff>] warn_slowpath_null+0xf/0x13
[ 563.875656] [<e04ebd19>] ath5k_bss_info_changed+0x44/0x168 [ath5k]
[ 563.875664] [<c13549b3>] ieee80211_bss_info_change_notify+0x135/0x13e
[ 563.875674] [<e04ebcd5>] ? ath5k_bss_info_changed+0x0/0x168 [ath5k]
[ 563.875681] [<c135ab36>] ieee80211_set_disassoc+0x1a7/0x1bf
[ 563.875687] [<c135ad97>] ieee80211_mgd_deauth+0x48/0x16a
[ 563.875693] [<c1361c02>] ieee80211_deauth+0x14/0x16
[ 563.875699] [<c134da5a>] __cfg80211_mlme_deauth+0xf6/0xff
[ 563.875706] [<c13507ee>] __cfg80211_disconnect+0xeb/0x150
[ 563.875714] [<c133f8ad>] cfg80211_netdev_notifier_call+0x24e/0x3b4
[ 563.875720] [<c138614f>] notifier_call_chain+0x26/0x50
[ 563.875727] [<c106aec9>] raw_notifier_call_chain+0xc/0xe
[ 563.875733] [<c12ddd78>] call_netdevice_notifiers+0x3c/0x43
[ 563.875738] [<c12de16a>] __dev_close+0x43/0x6a
[ 563.875743] [<c12de1a5>] dev_close+0x14/0x36
[ 563.875747] [<c12de252>] rollback_registered_many+0x8b/0x179
[ 563.875753] [<c12de34f>] unregister_netdevice_many+0xf/0x4e
[ 563.875759] [<c135ebdb>] ieee80211_remove_interfaces+0x97/0x9f
[ 563.875764] [<c135400d>] ieee80211_unregister_hw+0x43/0xec
[ 563.875774] [<e04eea8a>] ath5k_pci_remove+0x23/0xcf [ath5k]
[ 563.875782] [<c123e494>] ? pm_runtime_resume+0x26/0x2c
[ 563.875789] [<c11b7bae>] pci_device_remove+0x27/0xa3
[ 563.875795] [<c1239a8e>] __device_release_driver+0x59/0x9d
[ 563.875799] [<c1239b6f>] device_release_driver+0x18/0x23
[ 563.875807] [<c1239296>] bus_remove_device+0x78/0x85
[ 563.875812] [<c1237d94>] device_del+0xee/0x12f
[ 563.875817] [<c1237de0>] device_unregister+0xb/0x15
[ 563.875822] [<c11b47d1>] pci_stop_bus_device+0x45/0x51
[ 563.875827] [<c11b4851>] pci_remove_bus_device+0xd/0x93
[ 563.875832] [<c11b48f1>] pci_remove_behind_bridge+0x1a/0x2d
[ 563.875838] [<c1273656>] cb_free+0x12/0x14
[ 563.875842] [<c1272bb9>] socket_late_resume+0x72/0x90
[ 563.875847] [<c1272b47>] ? socket_late_resume+0x0/0x90
[ 563.875852] [<c1272558>] __pcmcia_pm_op+0x1c/0x2c
[ 563.875856] [<c1272586>] ? pcmcia_socket_dev_resume+0x0/0xf
[ 563.875861] [<c1272593>] pcmcia_socket_dev_resume+0xd/0xf
[ 563.875867] [<c123c973>] pm_op+0x89/0x128
[ 563.875872] [<c123cddd>] device_resume+0x8c/0xbf
[ 563.875877] [<c123cedd>] dpm_resume_end+0xcd/0x2b6
[ 563.875883] [<c107cf60>] suspend_devices_and_enter+0x13d/0x168
[ 563.875888] [<c107d024>] enter_state+0x99/0xb6
[ 563.875893] [<c107c928>] state_store+0x93/0xa7
[ 563.875897] [<c107c895>] ? state_store+0x0/0xa7
[ 563.875903] [<c11a2411>] kobj_attr_store+0x16/0x22
[ 563.875910] [<c1112ceb>] sysfs_write_file+0xbf/0xea
[ 563.875916] [<c10d0d4d>] vfs_write+0x8a/0xfd
[ 563.875920] [<c1112c2c>] ? sysfs_write_file+0x0/0xea
[ 563.875925] [<c10d0e57>] sys_write+0x3b/0x60
[ 563.875932] [<c1023998>] sysenter_do_call+0x12/0x28
[ 563.875936] ---[ end trace 61c0f611befa1753 ]---
[ 563.875941] wlan0: deauthenticating from 00:1e:2a:00:67:f0 by local
choice (reason=3)
[ 563.876196] ------------[ cut here ]------------
[ 563.876202] WARNING: at net/mac80211/work.c:884
ieee80211_work_work+0x5f/0xdb7()
[ 563.876206] Hardware name: Inspiron 1200
[ 563.876208] work scheduled while going to suspend
[ 563.876211] Modules linked in: snd_seq snd_seq_device i915
drm_kms_helper drm mperf ath5k ath snd_intel8x0 snd_ac97_codec
ac97_bus joydev snd_pcm snd_timer video ac psmouse intel_agp battery
button snd soundcore snd_page_alloc evdev yenta_socket i2c_i801
uhci_hcd ehci_hcd fan thermal processor
[ 563.876240] Pid: 3149, comm: bash Tainted: G W
2.6.36-rc5-00226-g050026f #6
[ 563.876243] Call Trace:
[ 563.876248] [<c10512db>] warn_slowpath_common+0x65/0x7a
[ 563.876254] [<c135dbe3>] ? ieee80211_work_work+0x5f/0xdb7
[ 563.876259] [<c1051354>] warn_slowpath_fmt+0x26/0x2a
[ 563.876264] [<c135dbe3>] ieee80211_work_work+0x5f/0xdb7
[ 563.876269] [<c1361c02>] ? ieee80211_deauth+0x14/0x16
[ 563.876274] [<c134da5a>] ? __cfg80211_mlme_deauth+0xf6/0xff
[ 563.876281] [<c13822dc>] ? __mutex_lock_slowpath+0x1ef/0x1f7
[ 563.876287] [<c135e998>] ieee80211_work_purge+0x5d/0x9d
[ 563.876293] [<c135f5f3>] ieee80211_stop+0x3b/0x3c4
[ 563.876300] [<c12ec57f>] ? dev_deactivate+0x133/0x153
[ 563.876305] [<c12de181>] __dev_close+0x5a/0x6a
[ 563.876309] [<c12de1a5>] dev_close+0x14/0x36
[ 563.876314] [<c12de252>] rollback_registered_many+0x8b/0x179
[ 563.876319] [<c12de34f>] unregister_netdevice_many+0xf/0x4e
[ 563.876325] [<c135ebdb>] ieee80211_remove_interfaces+0x97/0x9f
[ 563.876330] [<c135400d>] ieee80211_unregister_hw+0x43/0xec
[ 563.876340] [<e04eea8a>] ath5k_pci_remove+0x23/0xcf [ath5k]
[ 563.876345] [<c123e494>] ? pm_runtime_resume+0x26/0x2c
[ 563.876351] [<c11b7bae>] pci_device_remove+0x27/0xa3
[ 563.876356] [<c1239a8e>] __device_release_driver+0x59/0x9d
[ 563.876361] [<c1239b6f>] device_release_driver+0x18/0x23
[ 563.876366] [<c1239296>] bus_remove_device+0x78/0x85
[ 563.876372] [<c1237d94>] device_del+0xee/0x12f
[ 563.876377] [<c1237de0>] device_unregister+0xb/0x15
[ 563.876381] [<c11b47d1>] pci_stop_bus_device+0x45/0x51
[ 563.876386] [<c11b4851>] pci_remove_bus_device+0xd/0x93
[ 563.876391] [<c11b48f1>] pci_remove_behind_bridge+0x1a/0x2d
[ 563.876396] [<c1273656>] cb_free+0x12/0x14
[ 563.876401] [<c1272bb9>] socket_late_resume+0x72/0x90
[ 563.876405] [<c1272b47>] ? socket_late_resume+0x0/0x90
[ 563.876410] [<c1272558>] __pcmcia_pm_op+0x1c/0x2c
[ 563.876415] [<c1272586>] ? pcmcia_socket_dev_resume+0x0/0xf
[ 563.876420] [<c1272593>] pcmcia_socket_dev_resume+0xd/0xf
[ 563.876425] [<c123c973>] pm_op+0x89/0x128
[ 563.876430] [<c123cddd>] device_resume+0x8c/0xbf
[ 563.876435] [<c123cedd>] dpm_resume_end+0xcd/0x2b6
[ 563.876440] [<c107cf60>] suspend_devices_and_enter+0x13d/0x168
[ 563.876445] [<c107d024>] enter_state+0x99/0xb6
[ 563.876450] [<c107c928>] state_store+0x93/0xa7
[ 563.876454] [<c107c895>] ? state_store+0x0/0xa7
[ 563.876459] [<c11a2411>] kobj_attr_store+0x16/0x22
[ 563.876464] [<c1112ceb>] sysfs_write_file+0xbf/0xea
[ 563.876470] [<c10d0d4d>] vfs_write+0x8a/0xfd
[ 563.876474] [<c1112c2c>] ? sysfs_write_file+0x0/0xea
[ 563.876479] [<c10d0e57>] sys_write+0x3b/0x60
[ 563.876484] [<c1023998>] sysenter_do_call+0x12/0x28
[ 563.876488] ---[ end trace 61c0f611befa1754 ]---
[ 563.878327] cfg80211: Calling CRDA to update world regulatory domain
[ 563.881264] ath5k 0000:03:00.0: PCI INT A disabled
[ 563.881504] pci 0000:03:00.0: reg 10: [mem 0x24000000-0x2400ffff]
[ 563.881660] pci 0000:03:00.0: BAR 0: assigned [mem 0x24000000-0x2400ffff]
[ 563.881671] pci 0000:03:00.0: BAR 0: set to [mem
0x24000000-0x2400ffff] (PCI address [0x24000000-0x2400ffff]
[ 563.881866] ath5k 0000:03:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[ 563.881972] ath5k 0000:03:00.0: registered as 'phy1'
[ 564.470266] ath: EEPROM regdomain: 0x10
[ 564.470269] ath: EEPROM indicates we should expect a direct regpair map
[ 564.470273] ath: Country alpha2 being used: CO
[ 564.470276] ath: Regpair used: 0x10
[ 564.470534] phy1: Selected rate control algorithm 'minstrel_ht'
[ 564.471215] cfg80211: Calling CRDA for country: CO
[ 564.471292] ath5k phy1: Atheros AR2414 chip found (MAC: 0x79, PHY: 0x45)
[ 564.471438] pci 0000:00:02.0: PCI INT A -> GSI 16 (level, low) -> IRQ 1


keep in mind I reverted the kernel too 2.6.31 and this thing is
lifeless upon wakeup so bisecting(hopefully) doesnt turn into a mess..

--
Justin P. Mattock
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