[Bug 327815] [NEW] kernel oops in rate.h:152

[Սահակ]

Public bug reported:

This is Ubuntu 8.10 64 bit, ThinkPad X61
I periodically get kernel oops in my wireless driver, after which the wireless network stops working. Here is the oops message:

[13200.933523] ------------[ cut here ]------------
[13200.933530] WARNING: at /build/buildd/linux-2.6.27/include/../net/mac80211/rate.h:152 rs_get_rate+0xd1/0x570 [iwl3945]()
[13200.933536] Modules linked in: ipv6 af_packet i915 drm binfmt_misc rfcomm bridge stp bnep sco l2cap ppdev acpi_cpufreq cpufreq_powersave cpufreq_userspace cpufreq_stats cpufreq_conservative cpufreq_ondemand freq_table sbs container pci_slot sbshc wmi bay iptable_filter ip_tables x_tables parport_pc lp parport 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 snd_rawmidi iwl3945 thinkpad_acpi psmouse sdhci_pci rfkill mac80211 snd_seq_midi_event serio_raw sdhci yenta_socket nvram led_class evdev rsrc_nonstatic pcspkr iTCO_wdt iTCO_vendor_support mmc_core pcmcia_core snd_seq snd_timer cfg80211 snd_seq_device snd soundcore shpchp snd_page_alloc pci_hotplug btusb battery ac bluetooth video output button intel_agp ext3 jbd mbcache sd_mod crc_t10dif sg ahci libata scsi_mod dock ehci_hcd uhci_hcd usbcore e1000e thermal processor fan fbcon tileblit font bitblit softcursor fuse
[13200.933737] Pid: 2977, comm: iwl3945 Tainted: G        W 2.6.27-11-generic #1
[13200.933743] 
[13200.933744] Call Trace:
[13200.933760]  [<ffffffff8024e9c4>] warn_on_slowpath+0x64/0x90
[13200.933769]  [<ffffffff8023e833>] ? __enqueue_entity+0x93/0xa0
[13200.933776]  [<ffffffff8023fd19>] ? enqueue_entity+0xd9/0x260
[13200.933793]  [<ffffffffa0317721>] rs_get_rate+0xd1/0x570 [iwl3945]
[13200.933799]  [<ffffffff8023c3a0>] ? enqueue_task+0x50/0x60
[13200.933807]  [<ffffffff80245e5d>] ? resched_task+0x2d/0x90
[13200.933815]  [<ffffffff802473fe>] ? try_to_wake_up+0x11e/0x2e0
[13200.933847]  [<ffffffffa02a70f7>] rate_control_get_rate+0x87/0x160 [mac80211]
[13200.933874]  [<ffffffffa02aeaad>] invoke_tx_handlers+0x54d/0x760 [mac80211]
[13200.933899]  [<ffffffffa02acbc8>] ? __ieee80211_tx_prepare+0x198/0x260 [mac80211]
[13200.933924]  [<ffffffffa02af186>] ieee80211_tx+0xa6/0x220 [mac80211]
[13200.933934]  [<ffffffff8045d76d>] ? skb_release_data+0x8d/0xd0
[13200.933960]  [<ffffffffa02af451>] ieee80211_master_start_xmit+0x151/0x220 [mac80211]
[13200.933969]  [<ffffffff80466765>] dev_hard_start_xmit+0x125/0x180
[13200.933977]  [<ffffffff8047c636>] __qdisc_run+0x206/0x250
[13200.933985]  [<ffffffff80468998>] dev_queue_xmit+0x2f8/0x420
[13200.934009]  [<ffffffffa029f7af>] ieee80211_sta_tx+0x8f/0xb0 [mac80211]
[13200.934033]  [<ffffffffa02a00ce>] ieee80211_send_auth+0x14e/0x180 [mac80211]
[13200.934059]  [<ffffffffa02a5906>] ieee80211_sta_work+0x346/0x400 [mac80211]
[13200.934083]  [<ffffffffa02a55c0>] ? ieee80211_sta_work+0x0/0x400 [mac80211]
[13200.934093]  [<ffffffff80262812>] run_workqueue+0xc2/0x1a0
[13200.934101]  [<ffffffff80262b1f>] worker_thread+0xaf/0x130
[13200.934109]  [<ffffffff80267060>] ? autoremove_wake_function+0x0/0x40
[13200.934117]  [<ffffffff80262a70>] ? worker_thread+0x0/0x130
[13200.934124]  [<ffffffff80266c2e>] kthread+0x4e/0x90
[13200.934131]  [<ffffffff80213c99>] child_rip+0xa/0x11
[13200.934138]  [<ffffffff80266be0>] ? kthread+0x0/0x90
[13200.934144]  [<ffffffff80213c8f>] ? child_rip+0x0/0x11
[13200.934148] 
[13200.934153] ---[ end trace 694ced3fd84742af ]---

** Affects: linux-meta (Ubuntu)
     Importance: Undecided
         Status: New

-- 
kernel oops in rate.h:152
https://bugs.launchpad.net/bugs/327815
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