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** Changed in: linux (Ubuntu)
       Status: New => Confirmed

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https://bugs.launchpad.net/bugs/1722859

Title:
  wireless not working trace in dmesg

Status in linux package in Ubuntu:
  Confirmed

Bug description:
  My wireless seems to have stopped working (at least working well).

  
  [   27.950002] ------------[ cut here ]------------
  [   27.950030] WARNING: CPU: 1 PID: 148 at 
/build/linux-z2ccW0/linux-4.4.0/net/mac80211/driver-ops.c:175 
drv_conf_tx+0x1c8/0x1e0 [mac80211]()
  [   27.950032] wlan2: invalid CW_min/CW_max: 0/0
  [   27.950034] Modules linked in: drbg ansi_cprng binfmt_misc veth 
ip6table_filter xt_CHECKSUM iptable_mangle xt_tcpudp ip6t_MASQUERADE 
nf_nat_masquerade_ipv6 ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 
nf_nat_ipv6 ip6_tables ipt_MASQUERADE nf_nat_masquerade_ipv4 xt_comment 
iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack 
bridge stp llc iptable_filter ip_tables x_tables ipmi_msghandler zfs(PO) 
zunicode(PO) zcommon(PO) znvpair(PO) spl(O) zavl(PO) uvcvideo videobuf2_vmalloc 
videobuf2_memops videobuf2_v4l2 videobuf2_core v4l2_common intel_rapl 
snd_seq_midi videodev x86_pkg_temp_thermal snd_seq_midi_event intel_powerclamp 
media coretemp snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul snd_rawmidi 
snd_hda_codec_realtek ghash_clmulni_intel cryptd snd_hda_codec_generic arc4 
snd_hda_intel
  [   27.950080]  iwldvm snd_seq snd_hda_codec mac80211 input_leds joydev 
serio_raw snd_hda_core snd_hwdep iwlwifi snd_pcm snd_seq_device rtsx_pci_ms 
cfg80211 thinkpad_acpi nvram memstick lpc_ich snd_timer shpchp mei_me mei snd 
soundcore mac_hid kvm_intel kvm irqbypass parport_pc ppdev lp parport autofs4 
rtsx_pci_sdmmc i915 psmouse i2c_algo_bit drm_kms_helper ahci libahci 
syscopyarea sysfillrect sysimgblt r8169 fb_sys_fops mii drm rtsx_pci wmi fjes 
video
  [   27.950120] CPU: 1 PID: 148 Comm: kworker/u16:5 Tainted: P           O    
4.4.0-96-generic #119-Ubuntu
  [   27.950122] Hardware name: LENOVO 33672B7/33672B7, BIOS G8ET96WW (2.56 ) 
12/18/2013
  [   27.950144] Workqueue: phy0 ieee80211_iface_work [mac80211]
  [   27.950147]  0000000000000286 3f54778a458836b7 ffff8800cffb75f0 
ffffffff813fabd3
  [   27.950151]  ffff8800cffb7638 ffffffffc056d500 ffff8800cffb7628 
ffffffff810812e2
  [   27.950154]  ffff8800cfdc4840 ffff880193740700 0000000000000000 
ffff8800cfdc4840
  [   27.950157] Call Trace:
  [   27.950163]  [<ffffffff813fabd3>] dump_stack+0x63/0x90
  [   27.950168]  [<ffffffff810812e2>] warn_slowpath_common+0x82/0xc0
  [   27.950172]  [<ffffffff8108137c>] warn_slowpath_fmt+0x5c/0x80
  [   27.950190]  [<ffffffffc04fb518>] drv_conf_tx+0x1c8/0x1e0 [mac80211]
  [   27.950215]  [<ffffffffc054420b>] ieee80211_sta_wmm_params+0x38b/0x3d0 
[mac80211]
  [   27.950238]  [<ffffffffc0548e79>] ieee80211_assoc_success+0x499/0xa80 
[mac80211]
  [   27.950243]  [<ffffffff810d9277>] ? vprintk_emit+0x2d7/0x520
  [   27.950246]  [<ffffffff810d9649>] ? vprintk_default+0x29/0x40
  [   27.950252]  [<ffffffff8118dc8e>] ? printk+0x57/0x73
  [   27.950274]  [<ffffffffc0542fff>] ? __sdata_info+0x6f/0xd0 [mac80211]
  [   27.950297]  [<ffffffffc05495c4>] ieee80211_rx_mgmt_assoc_resp+0x164/0x4e0 
[mac80211]
  [   27.950319]  [<ffffffffc054a4fe>] ieee80211_sta_rx_queued_mgmt+0x34e/0x670 
[mac80211]
  [   27.950324]  [<ffffffff8108588d>] ? __local_bh_enable_ip+0x7d/0x80
  [   27.950346]  [<ffffffffc05265fb>] ? __ieee80211_tx_skb_tid_band+0x7b/0x80 
[mac80211]
  [   27.950367]  [<ffffffffc0545d5f>] ? ieee80211_send_assoc+0x4af/0xbf0 
[mac80211]
  [   27.950370]  [<ffffffff810b5473>] ? update_curr+0xe3/0x160
  [   27.950373]  [<ffffffff810b74bb>] ? dequeue_entity+0x41b/0xa80
  [   27.950376]  [<ffffffff810babcc>] ? set_next_entity+0x9c/0xb0
  [   27.950396]  [<ffffffffc050e3d0>] ieee80211_iface_work+0x2d0/0x3e0 
[mac80211]
  [   27.950401]  [<ffffffff8109a655>] process_one_work+0x165/0x480
  [   27.950404]  [<ffffffff8109a9bb>] worker_thread+0x4b/0x4c0
  [   27.950408]  [<ffffffff8109a970>] ? process_one_work+0x480/0x480
  [   27.950410]  [<ffffffff810a0ce5>] kthread+0xe5/0x100
  [   27.950414]  [<ffffffff810a0c00>] ? kthread_create_on_node+0x1e0/0x1e0
  [   27.950419]  [<ffffffff8184360f>] ret_from_fork+0x3f/0x70
  [   27.950422]  [<ffffffff810a0c00>] ? kthread_create_on_node+0x1e0/0x1e0
  [   27.950424] ---[ end trace 5b2b342ed228f884 ]---

  ProblemType: Bug
  DistroRelease: Ubuntu 16.04
  Package: linux-image-4.4.0-96-generic 4.4.0-96.119
  ProcVersionSignature: Ubuntu 4.4.0-96.119-generic 4.4.83
  Uname: Linux 4.4.0-96-generic x86_64
  NonfreeKernelModules: zfs zunicode zcommon znvpair zavl
  ApportVersion: 2.20.1-0ubuntu2.10
  Architecture: amd64
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  smoser     5514 F.... pulseaudio
  CurrentDesktop: Unity
  Date: Wed Oct 11 12:17:47 2017
  EcryptfsInUse: Yes
  InstallationDate: Installed on 2014-05-23 (1237 days ago)
  InstallationMedia: Ubuntu 14.04 LTS "Trusty Tahr" - Release amd64 (20140417)
  MachineType: LENOVO 33672B7
  ProcFB: 0 inteldrmfb
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-4.4.0-96-generic.efi.signed 
root=UUID=19ac97d5-6973-4193-9a09-2e6bbfa38262 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-4.4.0-96-generic N/A
   linux-backports-modules-4.4.0-96-generic  N/A
   linux-firmware                            1.157.12
  RfKill:
   
  SourcePackage: linux
  StagingDrivers: r8712u
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 12/18/2013
  dmi.bios.vendor: LENOVO
  dmi.bios.version: G8ET96WW (2.56 )
  dmi.board.asset.tag: Not Available
  dmi.board.name: 33672B7
  dmi.board.vendor: LENOVO
  dmi.board.version: Not Defined
  dmi.chassis.asset.tag: No Asset Information
  dmi.chassis.type: 10
  dmi.chassis.vendor: LENOVO
  dmi.chassis.version: Not Available
  dmi.modalias: 
dmi:bvnLENOVO:bvrG8ET96WW(2.56):bd12/18/2013:svnLENOVO:pn33672B7:pvrThinkPadX131e:rvnLENOVO:rn33672B7:rvrNotDefined:cvnLENOVO:ct10:cvrNotAvailable:
  dmi.product.name: 33672B7
  dmi.product.version: ThinkPad X131e
  dmi.sys.vendor: LENOVO

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