[ 35.011012] ppdev: user-space parallel port driver [ 35.126046] cfg80211: Updating information on frequency 2412 MHz for a 20 MHz width channel with regulatory rule: [ 35.126054] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126078] cfg80211: Updating information on frequency 2417 MHz for a 20 MHz width channel with regulatory rule: [ 35.126082] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126086] cfg80211: Updating information on frequency 2422 MHz for a 20 MHz width channel with regulatory rule: [ 35.126089] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126092] cfg80211: Updating information on frequency 2427 MHz for a 20 MHz width channel with regulatory rule: [ 35.126096] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126099] cfg80211: Updating information on frequency 2432 MHz for a 20 MHz width channel with regulatory rule: [ 35.126103] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126106] cfg80211: Updating information on frequency 2437 MHz for a 20 MHz width channel with regulatory rule: [ 35.126109] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126113] cfg80211: Updating information on frequency 2442 MHz for a 20 MHz width channel with regulatory rule: [ 35.126116] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126119] cfg80211: Updating information on frequency 2447 MHz for a 20 MHz width channel with regulatory rule: [ 35.126123] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126126] cfg80211: Updating information on frequency 2452 MHz for a 20 MHz width channel with regulatory rule: [ 35.126130] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126133] cfg80211: Updating information on frequency 2457 MHz for a 20 MHz width channel with regulatory rule: [ 35.126137] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126140] cfg80211: Updating information on frequency 2462 MHz for a 20 MHz width channel with regulatory rule: [ 35.126143] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126146] cfg80211: Updating information on frequency 2467 MHz for a 20 MHz width channel with regulatory rule: [ 35.126150] cfg80211: 2457000 KHz - 2482000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126153] cfg80211: Updating information on frequency 2472 MHz for a 20 MHz width channel with regulatory rule: [ 35.126157] cfg80211: 2457000 KHz - 2482000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126160] cfg80211: Updating information on frequency 2484 MHz for a 20 MHz width channel with regulatory rule: [ 35.126163] cfg80211: 2474000 KHz - 2494000 KHz @ KHz), (300 mBi, 2000 mBm) [ 35.126168] cfg80211: World regulatory domain updated: [ 35.126170] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 35.126174] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 35.126177] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 35.126181] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 35.126184] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 35.126188] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 35.702876] ACPI: PCI Interrupt Link [LACI] enabled at IRQ 23 [ 35.702889] Intel ICH 0000:00:10.2: PCI INT C -> Link[LACI] -> GSI 23 (level, low) -> IRQ 23 [ 35.702942] Intel ICH 0000:00:10.2: setting latency timer to 64 [ 36.080088] intel8x0_measure_ac97_clock: measured 59405 usecs (2912 samples) [ 36.080095] intel8x0: clocking to 47002 [ 36.653599] lp0: using parport0 (interrupt-driven). [ 46.080413] ADDRCONF(NETDEV_UP): wlan0: link is not ready [ 96.570053] wlan0: authenticate with 00:17:9a:d5:29:22 (try 1) [ 96.572321] wlan0: authenticated [ 96.690035] wlan0: associate with 00:17:9a:d5:29:22 (try 1) [ 96.693062] wlan0: RX AssocResp from 00:17:9a:d5:29:22 (capab=0x471 status=0 aid=2) [ 96.693066] wlan0: associated [ 96.693778] ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 107.060039] wlan0: no IPv6 routers present [ 167.540046] ieee80211 phy0: wlan0: No probe response from AP 00:17:9a:d5:29:22 after 500ms, disconnecting. [ 167.600139] cfg80211: All devices are disconnected, going to restore regulatory settings [ 167.600147] cfg80211: Restoring regulatory settings [ 167.600155] cfg80211: Calling CRDA to update world regulatory domain [ 167.609560] cfg80211: Updating information on frequency 2412 MHz for a 20 MHz width channel with regulatory rule: [ 167.609567] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609571] cfg80211: Updating information on frequency 2417 MHz for a 20 MHz width channel with regulatory rule: [ 167.609575] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609578] cfg80211: Updating information on frequency 2422 MHz for a 20 MHz width channel with regulatory rule: [ 167.609582] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609585] cfg80211: Updating information on frequency 2427 MHz for a 20 MHz width channel with regulatory rule: [ 167.609588] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609592] cfg80211: Updating information on frequency 2432 MHz for a 20 MHz width channel with regulatory rule: [ 167.609595] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609598] cfg80211: Updating information on frequency 2437 MHz for a 20 MHz width channel with regulatory rule: [ 167.609602] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609605] cfg80211: Updating information on frequency 2442 MHz for a 20 MHz width channel with regulatory rule: [ 167.609609] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609612] cfg80211: Updating information on frequency 2447 MHz for a 20 MHz width channel with regulatory rule: [ 167.609616] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609619] cfg80211: Updating information on frequency 2452 MHz for a 20 MHz width channel with regulatory rule: [ 167.609622] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609626] cfg80211: Updating information on frequency 2457 MHz for a 20 MHz width channel with regulatory rule: [ 167.609629] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609632] cfg80211: Updating information on frequency 2462 MHz for a 20 MHz width channel with regulatory rule: [ 167.609636] cfg80211: 2402000 KHz - 2472000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609639] cfg80211: Updating information on frequency 2467 MHz for a 20 MHz width channel with regulatory rule: [ 167.609643] cfg80211: 2457000 KHz - 2482000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609646] cfg80211: Updating information on frequency 2472 MHz for a 20 MHz width channel with regulatory rule: [ 167.609650] cfg80211: 2457000 KHz - 2482000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609653] cfg80211: Updating information on frequency 2484 MHz for a 20 MHz width channel with regulatory rule: [ 167.609656] cfg80211: 2474000 KHz - 2494000 KHz @ KHz), (300 mBi, 2000 mBm) [ 167.609661] cfg80211: World regulatory domain updated: [ 167.609663] cfg80211: (start_freq - end_freq @ bandwidth), (max_antenna_gain, max_eirp) [ 167.609666] cfg80211: (2402000 KHz - 2472000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 167.609670] cfg80211: (2457000 KHz - 2482000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 167.609674] cfg80211: (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm) [ 167.609677] cfg80211: (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 167.609681] cfg80211: (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm) [ 193.310033] wlan0: authenticate with 00:17:9a:d5:29:22 (try 1) [ 193.313390] wlan0: authenticated [ 193.430032] wlan0: associate with 00:17:9a:d5:29:22 (try 1) [ 193.432221] wlan0: RX AssocResp from 00:17:9a:d5:29:22 (capab=0x471 status=0 aid=1) [ 193.432226] wlan0: associated [ 484.329356] ------------[ cut here ]------------ [ 484.329382] kernel BUG at /build/buildd/linux-2.6.38/fs/namei.c:406! [ 484.329395] invalid opcode: 0000 [#1] SMP [ 484.329405] last sysfs file: /sys/devices/pci0000:00/0000:00:05.0/drm/card0/card0-VGA-1/status [ 484.329419] CPU 0 [ 484.329423] Modules linked in: dm_crypt lp snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm ppdev binfmt_misc snd_seq_midi snd_rawmidi arc4 snd_seq_midi_event rtl8180 snd_seq mac80211 psmouse snd_timer snd_seq_device serio_raw eeprom_93cx6 cfg80211 parport_pc edac_core ns558 snd gameport k8temp edac_mce_amd parport soundcore nv_tco snd_page_alloc i2c_nforce2 squashfs aufs nls_iso8859_1 nls_cp437 vfat fat dm_raid45 xor btrfs lzo_compress zlib_deflate libcrc32c nouveau ttm drm_kms_helper usb_storage uas drm sata_nv pata_amd forcedeth floppy i2c_algo_bit video [ 484.329578] [ 484.329592] Pid: 3957, comm: fuser Not tainted 2.6.38-1-generic #28-Ubuntu K8NF4G-SATA2/K8NF4G-SATA2 [ 484.329610] RIP: 0010:[] [] nameidata_drop_rcu+0x127/0x130 [ 484.329645] RSP: 0018:ffff880039387c68 EFLAGS: 00010246 [ 484.329655] RAX: ffff8800150ec440 RBX: ffff880039387dc8 RCX: ffff880037578b00 [ 484.329669] RDX: 0000000000000001 RSI: 0000000000000002 RDI: ffff880039387dc8 [ 484.329681] RBP: ffff880039387ca8 R08: 0000000000000000 R09: 0000000000000000 [ 484.329693] R10: 0000000000000001 R11: 0000000000000246 R12: ffff8800375593c0 [ 484.329704] R13: ffff880037a55c40 R14: ffff880039387d28 R15: ffff8800150ec440 [ 484.329720] FS: 00007f8a8eac6720(0000) GS:ffff88003b000000(0000) knlGS:0000000000000000 [ 484.329733] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 484.329744] CR2: 00000000025d91a8 CR3: 000000000307c000 CR4: 00000000000006f0 [ 484.329757] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 484.329769] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 [ 484.329781] Process fuser (pid: 3957, threadinfo ffff880039386000, task ffff8800150ec440) [ 484.329794] Stack: [ 484.329799] ffff880039387d28 ffff8800150ec440 ffff880039387ca8 ffff8800375593c0 [ 484.329815] ffff880039387dc8 0000000000000000 ffff880039387d28 ffff8800150ec440 [ 484.329830] ffff880039387cc8 ffffffff8116a1b5 ffff880039387dc8 0000000000000000 [ 484.329845] Call Trace: [ 484.329859] [] force_reval_path.clone.16+0x55/0x70 [ 484.329874] [] link_path_walk+0xac2/0xba0 [ 484.329894] [] ? security_inode_alloc+0x21/0x30 [ 484.329912] [] ? inode_init_always+0x118/0x1d0 [ 484.329926] [] do_path_lookup+0x5b/0x160 [ 484.329938] [] user_path_at+0x57/0xa0 [ 484.329998] [] ? au_refresh_iattr+0xd9/0xf0 [aufs] [ 484.330015] [] ? cp_new_stat+0xf8/0x110 [ 484.330022] [] vfs_fstatat+0x39/0x70 [ 484.330022] [] vfs_stat+0x1b/0x20 [ 484.330022] [] sys_newstat+0x1a/0x40 [ 484.330022] [] system_call_fastpath+0x16/0x1b [ 484.330022] Code: c3 4c 89 f7 e8 6b ef ec ff 66 90 48 8b 43 20 0f 1f 44 00 00 48 85 c0 bb f6 ff ff ff 74 cb 49 8d 7d 04 e8 4d ef ec ff 66 90 eb be <0f> 0b 0f 0b 0f 0b 0f 1f 00 55 48 89 e5 48 83 ec 50 48 89 5d d8 [ 484.330022] RIP [] nameidata_drop_rcu+0x127/0x130 [ 484.330022] RSP [ 484.345384] ---[ end trace ec6078a9d8064c5f ]--- [ 484.801391] ACPI Warning: Incorrect checksum in table [OEMB] - 0x0A, should be 0xFC (20110112/tbutils-314) [ 484.801783] ACPI Warning: Incorrect checksum in table [OEMB] - 0x0A, should be 0xFC (20110112/tbutils-314)