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abrt version: 2.0.3 architecture: i686 cmdline: ro root=/dev/mapper/vg_naestop-lv_root rd_LUKS_UUID=luks-06fcdc88-c84f-4160-bdf2-d82303b2db0f rd_LVM_LV=vg_naestop/lv_root rd_LVM_LV=vg_naestop/lv_swap rd_NO_MD rd_NO_DM LANG=en_US.UTF-8 SYSFONT=latarcyrheb-sun16 KEYTABLE=us quiet comment: Not sure what happened. On wireless with 802.11G, TKIP component: kernel kernel: 2.6.40.3-0.fc15.i686.PAE kernel_tainted: 512 kernel_tainted_long: Taint on warning. os_release: Fedora release 15 (Lovelock) package: kernel reason: WARNING: at net/mac80211/tx.c:663 invoke_tx_handlers+0x701/0xcb9 [mac80211]() time: Thu Sep 29 11:50:09 2011 backtrace: :WARNING: at net/mac80211/tx.c:663 invoke_tx_handlers+0x701/0xcb9 [mac80211]() :Hardware name: TransPort T2400 :wlan0: Dropped data frame as no usable bitrate found while scanning and associated. Target station: 00:0b:0e:c4:35:c0 on 5 GHz band :Modules linked in: fuse ppdev parport_pc lp parport sunrpc cpufreq_ondemand acpi_cpufreq mperf rfcomm bnep snd_hda_codec_si3054 snd_hda_codec_analog arc4 snd_hda_intel snd_hda_codec snd_hwdep snd_seq snd_seq_device snd_pcm iwl3945 iwl_legacy mac80211 snd_timer snd cfg80211 btusb bluetooth soundcore rfkill snd_page_alloc iTCO_wdt iTCO_vendor_support r852 sm_common nand nand_ids nand_ecc r592 mtd memstick e1000e microcode tpm_infineon i2c_i801 joydev serio_raw ipv6 xts gf128mul dm_crypt sdhci_pci sdhci mmc_core firewire_ohci yenta_socket firewire_core crc_itu_t video radeon ttm drm_kms_helper drm i2c_algo_bit i2c_core [last unloaded: scsi_wait_scan] :Pid: 5, comm: kworker/u:0 Not tainted 2.6.40.3-0.fc15.i686.PAE #1 :Call Trace: : [<c044360d>] warn_slowpath_common+0x7c/0x91 : [<f85fab17>] ? invoke_tx_handlers+0x701/0xcb9 [mac80211] : [<f85fab17>] ? invoke_tx_handlers+0x701/0xcb9 [mac80211] : [<c04436ad>] warn_slowpath_fmt+0x33/0x35 : [<f85fab17>] invoke_tx_handlers+0x701/0xcb9 [mac80211] : [<f85f9846>] ? ieee80211_tx_prepare+0x301/0x33c [mac80211] : [<f85fb124>] ieee80211_tx+0x55/0x7e [mac80211] : [<c075b1eb>] ? alloc_skb+0x17/0x19 : [<f85fb299>] ieee80211_xmit+0x14c/0x154 [mac80211] : [<c075b1eb>] ? alloc_skb+0x17/0x19 : [<f85fbba2>] ieee80211_tx_skb+0x49/0x53 [mac80211] : [<f85ed783>] ieee80211_send_nullfunc+0x3c/0x40 [mac80211] : [<f85e9ff9>] ieee80211_offchannel_return+0x7c/0x171 [mac80211] : [<f85f0eeb>] ieee80211_work_work+0xdd9/0xe81 [mac80211] : [<c0434805>] ? finish_task_switch+0x3e/0x9d : [<c075b06f>] ? skb_dequeue+0x48/0x4f : [<c0457be2>] process_one_work+0x122/0x22f : [<f85f0112>] ? free_work+0x17/0x17 [mac80211] : [<c045863e>] worker_thread+0xb9/0x133 : [<c0458585>] ? manage_workers+0x154/0x154 : [<c045b2ec>] kthread+0x67/0x6c : [<c045b285>] ? kthread_worker_fn+0x11d/0x11d : [<c0802c7e>] kernel_thread_helper+0x6/0x10
Can we see the output of lsmod?
Created attachment 529961 [details] Output of my lsmod Sorry this took so long.
I believe this warning is fixed by patch reverting "scan optimizations" (bug 731365 ). Please test kernel-2.6.41.6-1.fc15 or newer and let us know.
*** Bug 717820 has been marked as a duplicate of this bug. ***