[iwl3945] Wireless connection dies in mac80211/rate.h:152 (2.6.27-11)
Affects | Status | Importance | Assigned to | Milestone | |
---|---|---|---|---|---|
wireless-tools (Ubuntu) |
New
|
Undecided
|
Unassigned |
Bug Description
Distribution: Ubuntu Intrepid
Module: iwl3945
Error:
The wireless just died so I don't have a reproduce for this.
log/messages):
#######
Jan 28 08:35:52 ubuntu kernel: [ 1453.856115] ------------[ cut here ]------------
Jan 28 08:35:52 ubuntu kernel: [ 1453.856119] WARNING: at /build/
Jan 28 08:35:52 ubuntu kernel: [ 1453.856125] Modules linked in: ipv6 af_packet binfmt_misc vboxnetflt vboxdrv ppdev acpi_cpufreq cpufreq_powersave cpufreq_stats cpufreq_ondemand freq_table cpufreq_
Jan 28 08:35:52 ubuntu kernel: i_hcd ieee1394 usbcore tg3 libphy thermal processor fan fbcon tileblit font bitblit softcursor fuse
Jan 28 08:35:52 ubuntu kernel: [ 1453.856291] Pid: 3422, comm: iwl3945 Tainted: P W 2.6.27-11-generic #1
Jan 28 08:35:52 ubuntu kernel: [ 1453.856296]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856297] Call Trace:
Jan 28 08:35:52 ubuntu kernel: [ 1453.856307] [<ffffffff8024e
Jan 28 08:35:52 ubuntu kernel: [ 1453.856315] [<ffffffff80241
Jan 28 08:35:52 ubuntu kernel: [ 1453.856322] [<ffffffff80503
Jan 28 08:35:52 ubuntu kernel: [ 1453.856329] [<ffffffff8023e
Jan 28 08:35:52 ubuntu kernel: [ 1453.856335] [<ffffffff80225
Jan 28 08:35:52 ubuntu kernel: [ 1453.856349] [<ffffffffa05da
Jan 28 08:35:52 ubuntu kernel: [ 1453.856356] [<ffffffff80225
Jan 28 08:35:52 ubuntu kernel: [ 1453.856362] [<ffffffff80245
Jan 28 08:35:52 ubuntu kernel: [ 1453.856369] [<ffffffff80247
Jan 28 08:35:52 ubuntu kernel: [ 1453.856391] [<ffffffffa0574
Jan 28 08:35:52 ubuntu kernel: [ 1453.856413] [<ffffffffa057b
Jan 28 08:35:52 ubuntu kernel: [ 1453.856433] [<ffffffffa0579
Jan 28 08:35:52 ubuntu kernel: [ 1453.856454] [<ffffffffa057c
Jan 28 08:35:52 ubuntu kernel: [ 1453.856461] [<ffffffff8045d
Jan 28 08:35:52 ubuntu kernel: [ 1453.856481] [<ffffffffa057c
Jan 28 08:35:52 ubuntu kernel: [ 1453.856488] [<ffffffff80466
Jan 28 08:35:52 ubuntu kernel: [ 1453.856494] [<ffffffff8047c
Jan 28 08:35:52 ubuntu kernel: [ 1453.856500] [<ffffffff80468
Jan 28 08:35:52 ubuntu kernel: [ 1453.856519] [<ffffffffa056c
Jan 28 08:35:52 ubuntu kernel: [ 1453.856539] [<ffffffffa056d
Jan 28 08:35:52 ubuntu kernel: [ 1453.856559] [<ffffffffa0572
Jan 28 08:35:52 ubuntu kernel: [ 1453.856579] [<ffffffffa0572
Jan 28 08:35:52 ubuntu kernel: [ 1453.856587] [<ffffffff80262
Jan 28 08:35:52 ubuntu kernel: [ 1453.856593] [<ffffffff80262
Jan 28 08:35:52 ubuntu kernel: [ 1453.856600] [<ffffffff80267
Jan 28 08:35:52 ubuntu kernel: [ 1453.856606] [<ffffffff80262
Jan 28 08:35:52 ubuntu kernel: [ 1453.856612] [<ffffffff80266
Jan 28 08:35:52 ubuntu kernel: [ 1453.856617] [<ffffffff80213
Jan 28 08:35:52 ubuntu kernel: [ 1453.856622] [<ffffffff80266
Jan 28 08:35:52 ubuntu kernel: [ 1453.856627] [<ffffffff80213
Jan 28 08:35:52 ubuntu kernel: [ 1453.856631]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856634] ---[ end trace 099731ee04108af6 ]---
#######
affects: | ubuntu → wireless-tools (Ubuntu) |
I can confirm this bug. WPA networks appear to be extremely unstable in Ubuntu Intrepid.
Apr 23 21:47:58 frogstar kernel: [98886.677063] ------------[ cut here ]------------ buildd/ linux-2. 6.27/include/ ../net/ mac80211/ rate.h: 152 rs_get_ rate+0xaf/ 0x4b conservative cpufreq_powersave cpufreq_ondemand freq_table cpufreq_ slowpath+ 0x59/0x90 newidle+ 0x97/0x270 to+0xa6/ 0x160 task_switch+ 0x2b/0xe0 0x429/0x790 scheduler_ latency+ 0xe/0x220 entity+ 0xd4/0x100 get+0xb/ 0x60 [mac80211] rate+0xaf/ 0x4b0 [iwl3945] entity+ 0xda/0x2f0 0x4b/0x100 icr_idle+ 0x15/0x40 get+0xb/ 0x60 [mac80211] get_rate+ 0x71/0x130 [mac80211] tx_handlers+ 0x467/0x630 [mac80211]
Apr 23 21:47:58 frogstar kernel: [98886.677071] WARNING: at /build/
0 [iwl3945]()
Apr 23 21:47:58 frogstar kernel: [98886.677079] Modules linked in: aes_i586 aes_generic af_packet i915 drm binfmt_misc openafs(P) rfcomm bridge
stp bnep sco l2cap bluetooth ipv6 ppdev acpi_cpufreq cpufreq_stats cpufreq_
userspace wmi sbs sbshc pci_slot iptable_filter ip_tables x_tables ext2 sbp2 parport_pc lp parport joydev pcmcia serio_raw evdev snd_hda_intel
psmouse snd_pcm_oss snd_mixer_oss arc4 ecb crypto_blkcipher snd_pcm pcspkr iwl3945 sdhci_pci rfkill snd_seq_dummy container sdhci mac80211 mmc_
core video output yenta_socket rsrc_nonstatic tifm_7xx1 led_class snd_seq_oss pcmcia_core tifm_core snd_seq_midi snd_rawmidi cfg80211 snd_seq_m
idi_event snd_seq iTCO_wdt iTCO_vendor_support ac battery button snd_timer snd_seq_device snd intel_agp agpgart shpchp pci_hotplug soundcore sn
d_page_alloc ext3 jbd mbcache sd_mod sr_mod crc_t10dif cdrom sg ata_generic pata_acpi ata_piix e100 libata mii ohci1394 scsi_mod dock ieee1394
ehci_hcd uhci_hcd usbcore t
Apr 23 21:47:58 frogstar kernel: ermal processor fan fbcon tileblit font bitblit softcursor fuse
Apr 23 21:47:58 frogstar kernel: [98886.677326] Pid: 2830, comm: iwl3945 Tainted: P W 2.6.27-11-generic #1
Apr 23 21:47:58 frogstar kernel: [98886.677334] [<c037d4fb>] ? printk+0x1d/0x22
Apr 23 21:47:58 frogstar kernel: [98886.677349] [<c0131ee9>] warn_on_
Apr 23 21:47:58 frogstar kernel: [98886.677374] [<c012a037>] ? load_balance_
Apr 23 21:47:58 frogstar kernel: [98886.677387] [<c0102df6>] ? __switch_
Apr 23 21:47:58 frogstar kernel: [98886.677398] [<c012852b>] ? finish_
Apr 23 21:47:58 frogstar kernel: [98886.677409] [<c037da89>] ? schedule+
Apr 23 21:47:58 frogstar kernel: [98886.677422] [<c037f09e>] ? account_
Apr 23 21:47:58 frogstar kernel: [98886.677433] [<c02534e1>] ? number+0x291/0x2a0
Apr 23 21:47:58 frogstar kernel: [98886.677448] [<c01234b4>] ? __enqueue_
Apr 23 21:47:58 frogstar kernel: [98886.677464] [<f8bed29b>] ? sta_info_
Apr 23 21:47:58 frogstar kernel: [98886.677502] [<f8c2cd7f>] rs_get_
Apr 23 21:47:58 frogstar kernel: [98886.677522] [<c0124b1a>] ? enqueue_
Apr 23 21:47:58 frogstar kernel: [98886.677533] [<c014e78b>] ? getnstimeofday+
Apr 23 21:47:58 frogstar kernel: [98886.677545] [<c01135f5>] ? apic_wait_
Apr 23 21:47:58 frogstar kernel: [98886.677561] [<f8bed29b>] ? sta_info_
Apr 23 21:47:58 frogstar kernel: [98886.677607] [<f8bf7aa1>] rate_control_
Apr 23 21:47:58 frogstar kernel: [98886.677643] [<f8bfe897>] invoke_
Apr 23 21:47:58 frogstar kernel: [98886.677...