** Summary changed: - Wireless stops passing packets + 8086:0084 Wireless stops passing packets
** Description changed: Noticed this a few times on a Lenovo Thinkpad X220. It's associated with my access point but then I notice dropbox etc icons go grey. Network Manager applet still looks connected, and usual command line tools show I still have an IP address, but no packets wlil pass. Other devices (iphone, ipad, desktop PC + usb wifi adapter, other computers) are unaffected. Some devices have been connected and passing packets for many days on the same AP. To get reconnected I can just click the network manager applet and just re-choose my AP and it re-associates and works. On this occasion I ran nm-tool to get diagnostic info and it reconnected pretty much as soon as I did that. + WORKAROUND: linux-backports-modules-cw-3.3-precise-generic package from + https://launchpad.net/ubuntu/precise/+package/linux-backports-modules- + cw-3.3-3.2.0-18-generic + Access Point:- Netgear wndr3700 running dd-wrt v24-sp2 Access Point up time 62 days WPA2 Personal TKIP key renewal interval 3600 seconds Network: Mixed Channel: 11 (2462MHz) TX Power: 17dBm Rate: 54Mb/s ACK Timing: 80microseconds (2100m) - Wireless packet info: - RX: 73003327 OK, + Wireless packet info: + RX: 73003327 OK, TX: 106046844 OK, 2130 errors. - alan@deep-thought:~/Ubuntu One/network_problem$ cat ifconfig - eth0 Link encap:Ethernet HWaddr f0:de:f1:c1:7f:d9 - UP BROADCAST MULTICAST MTU:1500 Metric:1 - RX packets:0 errors:0 dropped:0 overruns:0 frame:0 - TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 - collisions:0 txqueuelen:1000 - RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) - Interrupt:20 Memory:f2600000-f2620000 + alan@deep-thought:~/Ubuntu One/network_problem$ cat ifconfig + eth0 Link encap:Ethernet HWaddr f0:de:f1:c1:7f:d9 + UP BROADCAST MULTICAST MTU:1500 Metric:1 + RX packets:0 errors:0 dropped:0 overruns:0 frame:0 + TX packets:0 errors:0 dropped:0 overruns:0 carrier:0 + collisions:0 txqueuelen:1000 + RX bytes:0 (0.0 B) TX bytes:0 (0.0 B) + Interrupt:20 Memory:f2600000-f2620000 - lo Link encap:Local Loopback - inet addr:127.0.0.1 Mask:255.0.0.0 - inet6 addr: ::1/128 Scope:Host - UP LOOPBACK RUNNING MTU:16436 Metric:1 - RX packets:1675 errors:0 dropped:0 overruns:0 frame:0 - TX packets:1675 errors:0 dropped:0 overruns:0 carrier:0 - collisions:0 txqueuelen:0 - RX bytes:163786 (163.7 KB) TX bytes:163786 (163.7 KB) + lo Link encap:Local Loopback + inet addr:127.0.0.1 Mask:255.0.0.0 + inet6 addr: ::1/128 Scope:Host + UP LOOPBACK RUNNING MTU:16436 Metric:1 + RX packets:1675 errors:0 dropped:0 overruns:0 frame:0 + TX packets:1675 errors:0 dropped:0 overruns:0 carrier:0 + collisions:0 txqueuelen:0 + RX bytes:163786 (163.7 KB) TX bytes:163786 (163.7 KB) - wlan0 Link encap:Ethernet HWaddr 74:e5:0b:a4:3c:18 - inet addr:192.168.1.122 Bcast:192.168.1.255 Mask:255.255.255.0 - inet6 addr: fe80::76e5:bff:fea4:3c18/64 Scope:Link - UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 - RX packets:5241 errors:0 dropped:0 overruns:0 frame:0 - TX packets:4845 errors:0 dropped:0 overruns:0 carrier:0 - collisions:0 txqueuelen:1000 - RX bytes:2569544 (2.5 MB) TX bytes:1308161 (1.3 MB) + wlan0 Link encap:Ethernet HWaddr 74:e5:0b:a4:3c:18 + inet addr:192.168.1.122 Bcast:192.168.1.255 Mask:255.255.255.0 + inet6 addr: fe80::76e5:bff:fea4:3c18/64 Scope:Link + UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1 + RX packets:5241 errors:0 dropped:0 overruns:0 frame:0 + TX packets:4845 errors:0 dropped:0 overruns:0 carrier:0 + collisions:0 txqueuelen:1000 + RX bytes:2569544 (2.5 MB) TX bytes:1308161 (1.3 MB) - alan@deep-thought:~/Ubuntu One/network_problem$ cat iwconfig - wlan0 IEEE 802.11bgn ESSID:"popey" - Mode:Managed Frequency:2.462 GHz Access Point: E0:46:9A:4E:72:C2 - Bit Rate=54 Mb/s Tx-Power=14 dBm - Retry long limit:7 RTS thr:off Fragment thr:off - Power Management:off - Link Quality=46/70 Signal level=-64 dBm - Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 - Tx excessive retries:0 Invalid misc:3305 Missed beacon:0 + alan@deep-thought:~/Ubuntu One/network_problem$ cat iwconfig + wlan0 IEEE 802.11bgn ESSID:"popey" + Mode:Managed Frequency:2.462 GHz Access Point: E0:46:9A:4E:72:C2 + Bit Rate=54 Mb/s Tx-Power=14 dBm + Retry long limit:7 RTS thr:off Fragment thr:off + Power Management:off + Link Quality=46/70 Signal level=-64 dBm + Rx invalid nwid:0 Rx invalid crypt:0 Rx invalid frag:0 + Tx excessive retries:0 Invalid misc:3305 Missed beacon:0 alan@deep-thought:~/network_problem$ ping -c 4 192.168.1.1 PING 192.168.1.1 (192.168.1.1) 56(84) bytes of data. From 192.168.1.122 icmp_seq=1 Destination Host Unreachable From 192.168.1.122 icmp_seq=2 Destination Host Unreachable From 192.168.1.122 icmp_seq=3 Destination Host Unreachable From 192.168.1.122 icmp_seq=4 Destination Host Unreachable --- 192.168.1.1 ping statistics --- 4 packets transmitted, 0 received, +4 errors, 100% packet loss, time 3014ms pipe 3 Module Size Used by - joydev 17693 0 - parport_pc 32866 0 - dm_crypt 23125 1 - ppdev 17113 0 - snd_hda_codec_hdmi 32474 1 - snd_hda_codec_conexant 62089 1 - kvm_intel 137721 0 + joydev 17693 0 + parport_pc 32866 0 + dm_crypt 23125 1 + ppdev 17113 0 + snd_hda_codec_hdmi 32474 1 + snd_hda_codec_conexant 62089 1 + kvm_intel 137721 0 kvm 415268 1 kvm_intel - arc4 12529 2 - snd_hda_intel 33773 3 + arc4 12529 2 + snd_hda_intel 33773 3 snd_hda_codec 127669 3 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel snd_hwdep 13668 1 snd_hda_codec snd_pcm 97188 3 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec - uvcvideo 72627 0 + uvcvideo 72627 0 videodev 98259 1 uvcvideo v4l2_compat_ioctl32 17128 1 videodev - btusb 18288 2 - bnep 18281 2 - thinkpad_acpi 81819 0 - snd_seq_midi 13324 0 - rfcomm 47604 10 + btusb 18288 2 + bnep 18281 2 + thinkpad_acpi 81819 0 + snd_seq_midi 13324 0 + rfcomm 47604 10 snd_rawmidi 30748 1 snd_seq_midi bluetooth 180104 23 btusb,bnep,rfcomm snd_seq_midi_event 14899 1 snd_seq_midi snd_seq 61896 2 snd_seq_midi,snd_seq_midi_event snd_timer 29990 2 snd_pcm,snd_seq snd_seq_device 14540 3 snd_seq_midi,snd_rawmidi,snd_seq - iwlwifi 328352 0 - mei 41616 0 + iwlwifi 328352 0 + mei 41616 0 mac80211 506816 1 iwlwifi - psmouse 87603 0 - serio_raw 13211 0 + psmouse 87603 0 + serio_raw 13211 0 cfg80211 205544 2 iwlwifi,mac80211 - tpm_tis 18804 0 + tpm_tis 18804 0 snd 78855 17 snd_hda_codec_hdmi,snd_hda_codec_conexant,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,thinkpad_acpi,snd_rawmidi,snd_seq,snd_timer,snd_seq_device snd_page_alloc 18529 2 snd_hda_intel,snd_pcm soundcore 15091 1 snd nvram 14413 1 thinkpad_acpi - mac_hid 13253 0 - binfmt_misc 17540 1 - lp 17799 0 + mac_hid 13253 0 + binfmt_misc 17540 1 + lp 17799 0 parport 46562 3 parport_pc,ppdev,lp - i915 468529 3 + i915 468529 3 drm_kms_helper 42489 1 i915 drm 241834 4 i915,drm_kms_helper i2c_algo_bit 13423 1 i915 - sdhci_pci 18826 0 + sdhci_pci 18826 0 sdhci 33205 1 sdhci_pci - e1000e 156693 0 - wmi 19256 0 + e1000e 156693 0 + wmi 19256 0 video 19411 1 i915 - Not sure what other information I can provide? ProblemType: Bug DistroRelease: Ubuntu 12.04 Package: linux-image-3.2.0-17-generic 3.2.0-17.26 ProcVersionSignature: Ubuntu 3.2.0-17.26-generic 3.2.6 Uname: Linux 3.2.0-17-generic x86_64 AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.24. ApportVersion: 1.91-0ubuntu1 Architecture: amd64 AudioDevicesInUse: - USER PID ACCESS COMMAND - /dev/snd/controlC0: alan 2132 F.... pulseaudio + USER PID ACCESS COMMAND + /dev/snd/controlC0: alan 2132 F.... pulseaudio Card0.Amixer.info: - Card hw:0 'PCH'/'HDA Intel PCH at 0xf2620000 irq 52' - Mixer name : 'Intel CougarPoint HDMI' - Components : 'HDA:14f1506e,17aa21da,00100002 HDA:80862805,80860101,00100000' - Controls : 27 - Simple ctrls : 9 + Card hw:0 'PCH'/'HDA Intel PCH at 0xf2620000 irq 52' + Mixer name : 'Intel CougarPoint HDMI' + Components : 'HDA:14f1506e,17aa21da,00100002 HDA:80862805,80860101,00100000' + Controls : 27 + Simple ctrls : 9 Card29.Amixer.info: - Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw unknown' - Mixer name : 'ThinkPad EC (unknown)' - Components : '' - Controls : 1 - Simple ctrls : 1 + Card hw:29 'ThinkPadEC'/'ThinkPad Console Audio Control at EC reg 0x30, fw unknown' + Mixer name : 'ThinkPad EC (unknown)' + Components : '' + Controls : 1 + Simple ctrls : 1 Card29.Amixer.values: - Simple mixer control 'Console',0 - Capabilities: pswitch pswitch-joined penum - Playback channels: Mono - Mono: Playback [on] + Simple mixer control 'Console',0 + Capabilities: pswitch pswitch-joined penum + Playback channels: Mono + Mono: Playback [on] Date: Mon Feb 20 17:25:55 2012 EcryptfsInUse: Yes InstallationMedia: Ubuntu 12.04 LTS "Precise Pangolin" - Alpha amd64 (20120203) MachineType: LENOVO 4287CTO ProcEnviron: - LANGUAGE=en_GB:en - PATH=(custom, user) - LANG=en_GB.UTF-8 - SHELL=/bin/bash + LANGUAGE=en_GB:en + PATH=(custom, user) + LANG=en_GB.UTF-8 + SHELL=/bin/bash ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-3.2.0-17-generic root=UUID=86ea7114-6b69-4161-b91c-44ccb7fcfd67 ro quiet splash vt.handoff=7 RelatedPackageVersions: - linux-restricted-modules-3.2.0-17-generic N/A - linux-backports-modules-3.2.0-17-generic N/A - linux-firmware 1.69 + linux-restricted-modules-3.2.0-17-generic N/A + linux-backports-modules-3.2.0-17-generic N/A + linux-firmware 1.69 SourcePackage: linux StagingDrivers: mei UpgradeStatus: No upgrade log present (probably fresh install) dmi.bios.date: 12/01/2011 dmi.bios.vendor: LENOVO dmi.bios.version: 8DET56WW (1.26 ) dmi.board.asset.tag: Not Available dmi.board.name: 4287CTO dmi.board.vendor: LENOVO dmi.board.version: Not Available dmi.chassis.asset.tag: No Asset Information dmi.chassis.type: 10 dmi.chassis.vendor: LENOVO dmi.chassis.version: Not Available dmi.modalias: dmi:bvnLENOVO:bvr8DET56WW(1.26):bd12/01/2011:svnLENOVO:pn4287CTO:pvrThinkPadX220:rvnLENOVO:rn4287CTO:rvrNotAvailable:cvnLENOVO:ct10:cvrNotAvailable: dmi.product.name: 4287CTO dmi.product.version: ThinkPad X220 dmi.sys.vendor: LENOVO -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/937118 Title: 8086:0084 Wireless stops passing packets To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/937118/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
