apport information ** Attachment added: "CurrentDmesg.txt" https://bugs.launchpad.net/bugs/1269441/+attachment/3949532/+files/CurrentDmesg.txt
-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux in Ubuntu. https://bugs.launchpad.net/bugs/1269441 Title: Connection drops though network manager reports everything as OK Status in “linux” package in Ubuntu: Confirmed Bug description: A few times a day, my connection will drop and the network manager applet is telling me that there is no problem. However, I can no longer connect to my wifi router or the outside internet. In the syslog I see the following call trace: Jan 14 16:34:10 hostname NetworkManager[1530]: <info> (wlan0): supplicant interface state: scanning -> authenticating Jan 14 16:34:10 hostname NetworkManager[1530]: <info> (wlan0): supplicant interface state: authenticating -> associating Jan 14 16:34:10 hostname kernel: [ 6589.140154] wlan0: RX AssocResp from a0:ec:80:4f:f5:c8 (capab=0x431 status=0 aid=1) Jan 14 16:34:10 hostname kernel: [ 6589.143422] ------------[ cut here ]------------ Jan 14 16:34:10 hostname kernel: [ 6589.143463] WARNING: CPU: 2 PID: 26219 at /build/buildd/linux-3.11.0/drivers/net/wireless/iwlwifi/pcie/tx.c:1490 iwl_trans_pcie_send_hcmd+0x586/0x5f0 [iwlwifi]() Jan 14 16:34:10 hostname kernel: [ 6589.143467] Modules linked in: pci_stub vboxpci(OF) vboxnetadp(OF) vboxnetflt(OF) vboxdrv(OF) cuse parport_pc snd_hda_codec_hdmi joydev ppdev snd_hda_codec_realtek x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm crc32_pclmul aesni_intel aes_i586 xts lrw gf128mul ablk_helper cryptd dell_wmi sparse_keymap uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_core videodev dell_laptop dcdbas btusb microcode arc4 rfcomm iwldvm bnep mac80211 bluetooth psmouse serio_raw iwlwifi snd_hda_intel snd_hda_codec cfg80211 snd_hwdep snd_pcm wmi snd_page_alloc i915 snd_seq_midi snd_seq_midi_event snd_rawmidi snd_seq video snd_seq_device binfmt_misc drm_kms_helper snd_timer drm snd mei_me i2c_algo_bit soundcore mei lpc_ich mac_hid lp parport ahci libahci Jan 14 16:34:10 hostname kernel: [ 6589.143594] CPU: 2 PID: 26219 Comm: kworker/u16:1 Tainted: GF O 3.11.0-15-generic #23-Ubuntu Jan 14 16:34:10 hostname kernel: [ 6589.143600] Hardware name: Dell Inc. Dell System XPS L321X/085X6F, BIOS A06 07/02/2012 Jan 14 16:34:10 hostname kernel: [ 6589.143651] Workqueue: phy0 ieee80211_iface_work [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.143659] 00000000 00000000 f64318cc c1627228 00000000 f64318fc c105267e c17f95f0 Jan 14 16:34:10 hostname kernel: [ 6589.143681] 00000002 0000666b f882f210 000005d2 f88218d6 f88218d6 f2c20000 00000077 Jan 14 16:34:10 hostname kernel: [ 6589.143702] f6431984 f643190c c1052742 00000009 00000000 f6431958 f88218d6 f3761064 Jan 14 16:34:10 hostname kernel: [ 6589.143719] Call Trace: Jan 14 16:34:10 hostname kernel: [ 6589.143733] [<c1627228>] dump_stack+0x41/0x52 Jan 14 16:34:10 hostname kernel: [ 6589.143745] [<c105267e>] warn_slowpath_common+0x7e/0xa0 Jan 14 16:34:10 hostname kernel: [ 6589.143767] [<f88218d6>] ? iwl_trans_pcie_send_hcmd+0x586/0x5f0 [iwlwifi] Jan 14 16:34:10 hostname kernel: [ 6589.143784] [<f88218d6>] ? iwl_trans_pcie_send_hcmd+0x586/0x5f0 [iwlwifi] Jan 14 16:34:10 hostname kernel: [ 6589.143792] [<c1052742>] warn_slowpath_null+0x22/0x30 Jan 14 16:34:10 hostname kernel: [ 6589.143808] [<f88218d6>] iwl_trans_pcie_send_hcmd+0x586/0x5f0 [iwlwifi] Jan 14 16:34:10 hostname kernel: [ 6589.143836] [<f9415af3>] iwl_dvm_send_cmd+0x43/0x130 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.143855] [<f9415edf>] iwl_dvm_send_cmd_pdu+0x3f/0x50 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.143875] [<f941e18a>] iwl_power_set_mode+0x1fa/0x340 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.143896] [<f941e366>] iwl_power_update_mode+0x96/0x150 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.143916] [<f9421dda>] iwlagn_commit_rxon+0xc5a/0xe20 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.143936] [<f942223d>] iwlagn_mac_config+0x24d/0x3a0 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.143976] [<f94de67d>] ieee80211_hw_config+0x5d/0x2e0 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.143990] [<c1629fa9>] ? mutex_unlock+0x19/0x20 Jan 14 16:34:10 hostname kernel: [ 6589.144016] [<f94225c3>] ? iwlagn_bss_info_changed+0x233/0x590 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.144110] [<f9505d9e>] ieee80211_recalc_smps_chanctx+0x7e/0x2b0 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144139] [<f9422390>] ? iwlagn_mac_config+0x3a0/0x3a0 [iwldvm] Jan 14 16:34:10 hostname kernel: [ 6589.144183] [<f94de902>] ? ieee80211_bss_info_change_notify+0x2/0x1a0 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144244] [<f95047c4>] ieee80211_recalc_smps+0x34/0x60 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144309] [<f9516efe>] ieee80211_assoc_success+0x5fe/0xac0 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144329] [<c162387d>] ? printk+0x50/0x52 Jan 14 16:34:10 hostname kernel: [ 6589.144392] [<f951750a>] ieee80211_rx_mgmt_assoc_resp+0x14a/0x280 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144459] [<f9517d70>] ieee80211_sta_rx_queued_mgmt+0x340/0x5e0 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144478] [<c100e840>] ? __switch_to+0xb0/0x330 Jan 14 16:34:10 hostname kernel: [ 6589.144489] [<c107be71>] ? finish_task_switch+0x41/0xc0 Jan 14 16:34:10 hostname kernel: [ 6589.144502] [<c1045128>] ? default_spin_lock_flags+0x8/0x10 Jan 14 16:34:10 hostname kernel: [ 6589.144553] [<f94ed052>] ieee80211_iface_work+0x222/0x310 [mac80211] Jan 14 16:34:10 hostname kernel: [ 6589.144569] [<c1069ed8>] process_one_work+0x118/0x380 Jan 14 16:34:10 hostname kernel: [ 6589.144582] [<c106a9e1>] worker_thread+0x101/0x340 Jan 14 16:34:10 hostname kernel: [ 6589.144595] [<c106a8e0>] ? manage_workers.isra.27+0x250/0x250 Jan 14 16:34:10 hostname kernel: [ 6589.144606] [<c10700b4>] kthread+0x94/0xa0 Jan 14 16:34:10 hostname kernel: [ 6589.144617] [<c1070000>] ? kthread_create_on_node+0xa0/0xc0 Jan 14 16:34:10 hostname kernel: [ 6589.144633] [<c1634937>] ret_from_kernel_thread+0x1b/0x28 Jan 14 16:34:10 hostname kernel: [ 6589.144643] [<c1070020>] ? kthread_create_on_node+0xc0/0xc0 Jan 14 16:34:10 hostname kernel: [ 6589.144653] ---[ end trace 3d9a5f6a5d7e4198 ]--- Jan 14 16:34:10 hostname kernel: [ 6589.144665] iwlwifi 0000:02:00.0: Command POWER_TABLE_CMD: a command is already active! Jan 14 16:34:10 hostname kernel: [ 6589.144676] iwlwifi 0000:02:00.0: set power fail, ret = -5 Jan 14 16:34:10 hostname kernel: [ 6589.144693] wlan0: associated Rebooting the router and the computer allows me to connect again to the wifi. I'm on Ubuntu 13.10. --- ApportVersion: 2.12.5-0ubuntu2.2 Architecture: i386 AudioDevicesInUse: USER PID ACCESS COMMAND /dev/snd/controlC0: matt 1741 F.... pulseaudio DistroRelease: Ubuntu 13.10 HibernationDevice: RESUME=UUID=0404fe13-269c-4920-b251-780a13c73d41 InstallationDate: Installed on 2012-10-25 (447 days ago) InstallationMedia: Ubuntu 12.04.1 LTS "Precise Pangolin" - Release i386 (20120817.1) MachineType: Dell Inc. Dell System XPS L321X MarkForUpload: True Package: linux (not installed) ProcFB: 0 inteldrmfb 1 VESA VGA ProcKernelCmdLine: BOOT_IMAGE=/vmlinuz-3.11.0-15-generic root=UUID=38343316-9ddb-46e9-b4d4-d84629dd20bc ro quiet splash i915.i915_enable_fbc=1 vt.handoff=7 ProcVersionSignature: Ubuntu 3.11.0-15.23-generic 3.11.10 RelatedPackageVersions: linux-restricted-modules-3.11.0-15-generic N/A linux-backports-modules-3.11.0-15-generic N/A linux-firmware 1.116.1 Tags: saucy Uname: Linux 3.11.0-15-generic i686 UpgradeStatus: Upgraded to saucy on 2014-01-14 (1 days ago) UserGroups: adm cdrom dip fuse lpadmin plugdev sambashare sudo dmi.bios.date: 07/02/2012 dmi.bios.vendor: Dell Inc. dmi.bios.version: A06 dmi.board.name: 085X6F dmi.board.vendor: Dell Inc. dmi.board.version: A00 dmi.chassis.type: 8 dmi.chassis.vendor: Dell Inc. dmi.chassis.version: 0.1 dmi.modalias: dmi:bvnDellInc.:bvrA06:bd07/02/2012:svnDellInc.:pnDellSystemXPSL321X:pvr:rvnDellInc.:rn085X6F:rvrA00:cvnDellInc.:ct8:cvr0.1: dmi.product.name: Dell System XPS L321X dmi.sys.vendor: Dell Inc. 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