[iwl3945] Wireless connection dies in mac80211/rate.h:152 (2.6.27-11)

[Tim Kornhammar]

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/buildd/linux-2.6.27/include/../net/mac80211/rate.h:152 rs_get_rate+0xd1/0x570 [iwl3945]()
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_conservative cpufreq_userspace sbs sbshc container pci_slot wmi iptable_filter ip_tables x_tables nls_iso8859_1 nls_cp437 vfat fat sbp2 parport_pc lp parport loop joydev pcmcia snd_hda_intel snd_pcm_oss snd_mixer_oss snd_pcm arc4 snd_seq_dummy ecb crypto_blkcipher snd_seq_oss snd_seq_midi iwl3945 snd_rawmidi thinkpad_acpi rfkill mac80211 sdhci_pci sdhci snd_seq_midi_event serio_raw led_class btusb mmc_core yenta_socket psmouse nvram rsrc_nonstatic nsc_ircc evdev snd_seq bluetooth pcmcia_core video pcspkr tifm_7xx1 output cfg80211 battery fglrx(P) tifm_core ac irda snd_timer snd_seq_device crc_ccitt button intel_agp shpchp pci_hotplug iTCO_wdt iTCO_vendor_support snd soundcore snd_page_alloc ext3 jbd mbcache sr_mod cdrom sd_mod crc_t10dif sg ata_piix pata_acpi ahci ata_generic uhci_hcd libata scsi_mod ohci1394 dock eh
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] [<ffffffff8024e9c4>] warn_on_slowpath+0x64/0x90
Jan 28 08:35:52 ubuntu kernel: [ 1453.856315] [<ffffffff80241cd9>] ? update_shares+0x19/0x60
Jan 28 08:35:52 ubuntu kernel: [ 1453.856322] [<ffffffff8050367e>] ? _spin_lock+0xe/0x20
Jan 28 08:35:52 ubuntu kernel: [ 1453.856329] [<ffffffff8023e833>] ? __enqueue_entity+0x93/0xa0
Jan 28 08:35:52 ubuntu kernel: [ 1453.856335] [<ffffffff80225fb8>] ? apic_wait_icr_idle+0x18/0x40
Jan 28 08:35:52 ubuntu kernel: [ 1453.856349] [<ffffffffa05da721>] rs_get_rate+0xd1/0x570 [iwl3945]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856356] [<ffffffff802254bf>] ? native_smp_send_reschedule+0x3f/0x60
Jan 28 08:35:52 ubuntu kernel: [ 1453.856362] [<ffffffff80245ea6>] ? resched_task+0x76/0x90
Jan 28 08:35:52 ubuntu kernel: [ 1453.856369] [<ffffffff802473fe>] ? try_to_wake_up+0x11e/0x2e0
Jan 28 08:35:52 ubuntu kernel: [ 1453.856391] [<ffffffffa05740f7>] rate_control_get_rate+0x87/0x160 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856413] [<ffffffffa057baad>] invoke_tx_handlers+0x54d/0x760 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856433] [<ffffffffa0579bc8>] ? __ieee80211_tx_prepare+0x198/0x260 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856454] [<ffffffffa057c186>] ieee80211_tx+0xa6/0x220 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856461] [<ffffffff8045d76d>] ? skb_release_data+0x8d/0xd0
Jan 28 08:35:52 ubuntu kernel: [ 1453.856481] [<ffffffffa057c451>] ieee80211_master_start_xmit+0x151/0x220 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856488] [<ffffffff80466765>] dev_hard_start_xmit+0x125/0x180
Jan 28 08:35:52 ubuntu kernel: [ 1453.856494] [<ffffffff8047c636>] __qdisc_run+0x206/0x250
Jan 28 08:35:52 ubuntu kernel: [ 1453.856500] [<ffffffff80468998>] dev_queue_xmit+0x2f8/0x420
Jan 28 08:35:52 ubuntu kernel: [ 1453.856519] [<ffffffffa056c7af>] ieee80211_sta_tx+0x8f/0xb0 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856539] [<ffffffffa056d0ce>] ieee80211_send_auth+0x14e/0x180 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856559] [<ffffffffa0572906>] ieee80211_sta_work+0x346/0x400 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856579] [<ffffffffa05725c0>] ? ieee80211_sta_work+0x0/0x400 [mac80211]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856587] [<ffffffff80262812>] run_workqueue+0xc2/0x1a0
Jan 28 08:35:52 ubuntu kernel: [ 1453.856593] [<ffffffff80262b1f>] worker_thread+0xaf/0x130
Jan 28 08:35:52 ubuntu kernel: [ 1453.856600] [<ffffffff80267060>] ? autoremove_wake_function+0x0/0x40
Jan 28 08:35:52 ubuntu kernel: [ 1453.856606] [<ffffffff80262a70>] ? worker_thread+0x0/0x130
Jan 28 08:35:52 ubuntu kernel: [ 1453.856612] [<ffffffff80266c2e>] kthread+0x4e/0x90
Jan 28 08:35:52 ubuntu kernel: [ 1453.856617] [<ffffffff80213c99>] child_rip+0xa/0x11
Jan 28 08:35:52 ubuntu kernel: [ 1453.856622] [<ffffffff80266be0>] ? kthread+0x0/0x90
Jan 28 08:35:52 ubuntu kernel: [ 1453.856627] [<ffffffff80213c8f>] ? child_rip+0x0/0x11
Jan 28 08:35:52 ubuntu kernel: [ 1453.856631]
Jan 28 08:35:52 ubuntu kernel: [ 1453.856634] ---[ end trace 099731ee04108af6 ]---
###############################################################

[David Benjamin (davidben)]

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 ]------------
Apr 23 21:47:58 frogstar kernel: [98886.677071] WARNING: at /build/buildd/linux-2.6.27/include/../net/mac80211/rate.h:152 rs_get_rate+0xaf/0x4b
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_conservative cpufreq_powersave cpufreq_ondemand freq_table 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_slowpath+0x59/0x90
Apr 23 21:47:58 frogstar kernel: [98886.677374] [<c012a037>] ? load_balance_newidle+0x97/0x270
Apr 23 21:47:58 frogstar kernel: [98886.677387] [<c0102df6>] ? __switch_to+0xa6/0x160
Apr 23 21:47:58 frogstar kernel: [98886.677398] [<c012852b>] ? finish_task_switch+0x2b/0xe0
Apr 23 21:47:58 frogstar kernel: [98886.677409] [<c037da89>] ? schedule+0x429/0x790
Apr 23 21:47:58 frogstar kernel: [98886.677422] [<c037f09e>] ? account_scheduler_latency+0xe/0x220
Apr 23 21:47:58 frogstar kernel: [98886.677433] [<c02534e1>] ? number+0x291/0x2a0
Apr 23 21:47:58 frogstar kernel: [98886.677448] [<c01234b4>] ? __enqueue_entity+0xd4/0x100
Apr 23 21:47:58 frogstar kernel: [98886.677464] [<f8bed29b>] ? sta_info_get+0xb/0x60 [mac80211]
Apr 23 21:47:58 frogstar kernel: [98886.677502] [<f8c2cd7f>] rs_get_rate+0xaf/0x4b0 [iwl3945]
Apr 23 21:47:58 frogstar kernel: [98886.677522] [<c0124b1a>] ? enqueue_entity+0xda/0x2f0
Apr 23 21:47:58 frogstar kernel: [98886.677533] [<c014e78b>] ? getnstimeofday+0x4b/0x100
Apr 23 21:47:58 frogstar kernel: [98886.677545] [<c01135f5>] ? apic_wait_icr_idle+0x15/0x40
Apr 23 21:47:58 frogstar kernel: [98886.677561] [<f8bed29b>] ? sta_info_get+0xb/0x60 [mac80211]
Apr 23 21:47:58 frogstar kernel: [98886.677607] [<f8bf7aa1>] rate_control_get_rate+0x71/0x130 [mac80211]
Apr 23 21:47:58 frogstar kernel: [98886.677643] [<f8bfe897>] invoke_tx_handlers+0x467/0x630 [mac80211]
Apr 23 21:47:58 frogstar kernel: [98886.677...