From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from forward4.mail.yandex.net ([77.88.46.9]:41118 "EHLO forward4.mail.yandex.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752736Ab2DYQLN (ORCPT ); Wed, 25 Apr 2012 12:11:13 -0400 From: dzivalli dzivalli To: ath9k-devel@lists.ath9k.org, linux-wireless@vger.kernel.org Subject: Problem with TP-LINK TL-WN821N v3 MIME-Version: 1.0 Message-Id: <52591335369895@web28d.yandex.ru> (sfid-20120425_181118_049079_A7F64833) Date: Wed, 25 Apr 2012 20:04:55 +0400 Content-Type: text/plain Sender: linux-wireless-owner@vger.kernel.org List-ID: Hi everyone! Adapter usb: TP-LINK TL-WN821N v3 I have to be using different versions of ubuntu (x86, x64), to be using Fedora 16. And everywhere there was a same problem. Now I use last stable kernel 3.3.3. After several hours the adapter stops working as an access point. I use a hostapd. After a while, disappear my SSID. I'm stoping hostapd and trying to unload a module ath9k_htc, but it does not work, "modprobe -r ath9k_htc" hangs, in the log appear messages: Apr 24 01:52:23 s1 kernel: [37922.288169] irqbalance D 00000000 0 721 1 0x00000000 Apr 24 01:52:23 s1 kernel: [37922.288176] f7009e30 00000082 00000bf2 00000000 00000000 f5090000 c1809a00 c1809a00 Apr 24 01:52:23 s1 kernel: [37922.288186] 815aee29 00002215 f7907a00 f7371960 f5090000 00000000 f57c4000 f6ef6dd8 Apr 24 01:52:23 s1 kernel: [37922.288196] f7009e1c c110c2ee fffa6a10 f6ef6dd8 00000029 00000000 f7355cb8 b7742000 Apr 24 01:52:23 s1 kernel: [37922.288206] Call Trace: Apr 24 01:52:23 s1 kernel: [37922.288218] [] ? handle_mm_fault+0x15e/0x2c0 Apr 24 01:52:23 s1 kernel: [37922.288226] [] ? do_page_fault+0x227/0x490 Apr 24 01:52:23 s1 kernel: [37922.288231] [] schedule+0x35/0x50 Apr 24 01:52:23 s1 kernel: [37922.288236] [] __mutex_lock_slowpath+0xc6/0x120 Apr 24 01:52:23 s1 kernel: [37922.288243] [] mutex_lock+0x24/0x40 Apr 24 01:52:23 s1 kernel: [37922.288248] [] rtnl_lock+0x12/0x20 Apr 24 01:52:23 s1 kernel: [37922.288253] [] dev_ioctl+0x1a0/0x500 Apr 24 01:52:23 s1 kernel: [37922.288260] [] ? kmem_cache_alloc_trace+0xfd/0x130 Apr 24 01:52:23 s1 kernel: [37922.288267] [] ? apparmor_file_alloc_security+0x23/0x50 Apr 24 01:52:23 s1 kernel: [37922.288273] [] ? security_file_alloc+0x14/0x20 Apr 24 01:52:23 s1 kernel: [37922.288279] [] ? udp_poll+0x70/0x70 Apr 24 01:52:23 s1 kernel: [37922.288285] [] sock_ioctl+0x8a/0x290 Apr 24 01:52:23 s1 kernel: [37922.288290] [] ? move_addr_to_user+0xa0/0xa0 Apr 24 01:52:23 s1 kernel: [37922.288295] [] do_vfs_ioctl+0x82/0x5b0 Apr 24 01:52:23 s1 kernel: [37922.288300] [] ? _raw_spin_lock+0xd/0x10 Apr 24 01:52:23 s1 kernel: [37922.288305] [] ? fd_install+0x4c/0x60 Apr 24 01:52:23 s1 kernel: [37922.288311] [] ? sock_map_fd+0x24/0x30 Apr 24 01:52:23 s1 kernel: [37922.288316] [] ? sys_socket+0x4d/0x80 Apr 24 01:52:23 s1 kernel: [37922.288321] [] ? sys_socketcall+0x78/0x2e0 Apr 24 01:52:23 s1 kernel: [37922.288325] [] sys_ioctl+0x6f/0x80 Apr 24 01:52:23 s1 kernel: [37922.288331] [] sysenter_do_call+0x12/0x28 Apr 24 01:53:38 s1 kernel: [37996.898288] usbcore: deregistering interface driver ath9k_htc Apr 24 01:56:23 s1 kernel: [38162.288487] modprobe D 35ffe000 0 1963 1813 0x00000000 Apr 24 01:56:23 s1 kernel: [38162.288493] e8073df0 00000086 35ffe000 35ffe000 e8019572 c170c020 c1809a00 c1809a00 Apr 24 01:56:23 s1 kernel: [38162.288504] 0a4623df 0000228f f7807a00 f6db8cb0 c170c020 00000002 00000000 00000001 Apr 24 01:56:23 s1 kernel: [38162.288514] f6db8cb0 c106b9e0 00100100 00200200 00000001 ed92f7fc c1841f80 e8073dd0 Apr 24 01:56:23 s1 kernel: [38162.288523] Call Trace: Apr 24 01:56:23 s1 kernel: [38162.288530] [] ? try_to_wake_up+0x230/0x230 Apr 24 01:56:23 s1 kernel: [38162.288535] [] ? wait_for_completion+0x17/0x20 Apr 24 01:56:23 s1 kernel: [38162.288541] [] ? wait_on_work+0x152/0x160 Apr 24 01:56:23 s1 kernel: [38162.288546] [] schedule+0x35/0x50 Apr 24 01:56:23 s1 kernel: [38162.288550] [] __mutex_lock_slowpath+0xc6/0x120 Apr 24 01:56:23 s1 kernel: [38162.288556] [] ? blk_throtl_work+0x323/0x4b0 Apr 24 01:56:23 s1 kernel: [38162.288562] [] mutex_lock+0x24/0x40 Apr 24 01:56:23 s1 kernel: [38162.288566] [] rtnl_lock+0x12/0x20 Apr 24 01:56:23 s1 kernel: [38162.288589] [] ieee80211_unregister_hw+0x44/0x110 [mac80211] Apr 24 01:56:23 s1 kernel: [38162.288598] [] ? ath9k_deinit_leds+0x3d/0x50 [ath9k_htc] Apr 24 01:56:23 s1 kernel: [38162.288606] [] ath9k_htc_disconnect_device+0x3a/0x90 [ath9k_htc] Apr 24 01:56:23 s1 kernel: [38162.288613] [] ath9k_htc_hw_deinit+0x14/0x20 [ath9k_htc] Apr 24 01:56:23 s1 kernel: [38162.288619] [] ath9k_hif_usb_disconnect+0x3c/0x120 [ath9k_htc] Apr 24 01:56:23 s1 kernel: [38162.288625] [] ? __pm_runtime_resume+0x54/0x80 Apr 24 01:56:23 s1 kernel: [38162.288632] [] usb_unbind_interface+0x3c/0x140 Apr 24 01:56:23 s1 kernel: [38162.288638] [] __device_release_driver+0x5b/0xb0 Apr 24 01:56:23 s1 kernel: [38162.288643] [] driver_detach+0x8f/0xa0 Apr 24 01:56:23 s1 kernel: [38162.288648] [] bus_remove_driver+0x63/0xa0 Apr 24 01:56:23 s1 kernel: [38162.288653] [] driver_unregister+0x48/0x80 Apr 24 01:56:23 s1 kernel: [38162.288659] [] usb_deregister+0xa5/0xb0 Apr 24 01:56:23 s1 kernel: [38162.288665] [] ath9k_hif_usb_exit+0x12/0x20 [ath9k_htc] Apr 24 01:56:23 s1 kernel: [38162.288672] [] ath9k_htc_exit+0x9/0x2c0 [ath9k_htc] Apr 24 01:56:23 s1 kernel: [38162.288679] [] sys_delete_module+0x135/0x230 Apr 24 01:56:23 s1 kernel: [38162.288684] [] ? remove_vma+0x44/0x60 Apr 24 01:56:23 s1 kernel: [38162.288688] [] ? do_munmap+0x16a/0x290 Apr 24 01:56:23 s1 kernel: [38162.288694] [] sysenter_do_call+0x12/0x28 Is it bug?