Disconnection occurs regularly. Connect to access point without having to
reboot the laptop fails. It seems that disconnection provoked a lot of traffic
(torrent?)
>From time to time kernel panic happens:
Jan 8 22:19:05 vk-laptop kernel: [ 107.526002] ------------[ cut here
]------------
Jan 8 22:19:05 vk-laptop kernel: [ 107.526026] WARNING: at
/build/buildd/linux-backports-modules-2.6.35-2.6.35/debian/build/build-generic/compat-wireless-2.6.36/drive
rs/net/wireless/ath/ath9k/hw.c:2542 ath9k_hw_gettsf64+0x78/0x90 [ath9k_hw]()
Jan 8 22:19:05 vk-laptop kernel: [ 107.526031] Hardware name: K61IC
Jan 8 22:19:05 vk-laptop kernel: [ 107.526033] Modules linked in: cryptd
aes_x86_64 aes_generic binfmt_misc parport_pc ppdev snd_hda_codec_nvhdmi
snd_hda_codec_realte
k nvidia(P) snd_hda_intel snd_hda_codec arc4 snd_hwdep joydev snd_pcm ath9k
mac80211 snd_seq_midi ath9k_common ath9k_hw ath psmouse snd_rawmidi
snd_seq_midi_event asus_
laptop cfg80211 video sparse_keymap i2c_nforce2 snd_seq snd_timer
snd_seq_device uvcvideo videodev v4l1_compat v4l2_compat_ioctl32 led_class
serio_raw snd output soundc
ore snd_page_alloc lp parport r8169 mii ahci libahci
Jan 8 22:19:05 vk-laptop kernel: [ 107.526081] Pid: 809, comm: phy0 Tainted:
P 2.6.35-24-generic #42-Ubuntu
Jan 8 22:19:05 vk-laptop kernel: [ 107.526084] Call Trace:
Jan 8 22:19:05 vk-laptop kernel: [ 107.526094] [<ffffffff8106089f>]
warn_slowpath_common+0x7f/0xc0
Jan 8 22:19:05 vk-laptop kernel: [ 107.526099] [<ffffffff810608fa>]
warn_slowpath_null+0x1a/0x20
Jan 8 22:19:05 vk-laptop kernel: [ 107.526108] [<ffffffffa01dade8>]
ath9k_hw_gettsf64+0x78/0x90 [ath9k_hw]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526115] [<ffffffffa0296403>]
ath_beacon_config+0x2c3/0x430 [ath9k]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526122] [<ffffffffa029a454>]
ath_set_channel+0x194/0x1c0 [ath9k]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526129] [<ffffffffa029af69>]
ath9k_config+0x1a9/0x3c0 [ath9k]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526141] [<ffffffffa0241ab2>]
ieee80211_hw_config+0xd2/0x140 [mac80211]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526152] [<ffffffffa0246695>]
ieee80211_scan_work+0x205/0x560 [mac80211]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526162] [<ffffffffa0246490>] ?
ieee80211_scan_work+0x0/0x560 [mac80211]
Jan 8 22:19:05 vk-laptop kernel: [ 107.526168] [<ffffffff8107a885>]
run_workqueue+0xc5/0x1a0
Jan 8 22:19:05 vk-laptop kernel: [ 107.526172] [<ffffffff8107aa03>]
worker_thread+0xa3/0x110
Jan 8 22:19:05 vk-laptop kernel: [ 107.526177] [<ffffffff8107f730>] ?
autoremove_wake_function+0x0/0x40
Jan 8 22:19:05 vk-laptop kernel: [ 107.526181] [<ffffffff8107a960>] ?
worker_thread+0x0/0x110
Jan 8 22:19:05 vk-laptop kernel: [ 107.526185] [<ffffffff8107f1d6>]
kthread+0x96/0xa0
Jan 8 22:19:05 vk-laptop kernel: [ 107.526190] [<ffffffff8100aee4>]
kernel_thread_helper+0x4/0x10
Jan 8 22:19:05 vk-laptop kernel: [ 107.526194] [<ffffffff8107f140>] ?
kthread+0x0/0xa0
Jan 8 22:19:05 vk-laptop kernel: [ 107.526198] [<ffffffff8100aee0>] ?
kernel_thread_helper+0x0/0x10
Jan 8 22:19:05 vk-laptop kernel: [ 107.526201] ---[ end trace
7882d3bbb33e1568 ]---
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https://bugs.launchpad.net/bugs/518818
Title:
ath9k driver not working properly with AR9285
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