I'm using the last wireless-testing.git and I have experienced the following WARNING: WARNING: at net/mac80211/tx.c:561 ieee80211_tx_h_rate_ctrl+0x3d1/0x470 [mac80211]() Hardware name: System Name wlan0: Dropped data frame as no usable bitrate found while scanning and associated. Target station: 00:0c:f6:xx:xx:xx on 5 GHz band Modules linked in: ath5k mac80211 ath cfg80211 Pid: 1270, comm: phy0 Tainted: G W 2.6.31-rc3-wl #140 Call Trace: [<e1aaa0a1>] ? ieee80211_tx_h_rate_ctrl+0x3d1/0x470 [mac80211] [<e1aaa0a1>] ? ieee80211_tx_h_rate_ctrl+0x3d1/0x470 [mac80211] [<c101d37c>] warn_slowpath_common+0x7c/0xa0 [<e1aaa0a1>] ? ieee80211_tx_h_rate_ctrl+0x3d1/0x470 [mac80211] [<c101d3e6>] warn_slowpath_fmt+0x26/0x30 [<e1aaa0a1>] ieee80211_tx_h_rate_ctrl+0x3d1/0x470 [mac80211] [<e1af8afb>] ? ath5k_hw_reset_tx_queue+0x51b/0x830 [ath5k] [<e1aa8aa5>] ? ieee80211_tx_prepare+0x105/0x320 [mac80211] [<e1aaa489>] invoke_tx_handlers+0x69/0xf0 [mac80211] [<e1aaa64f>] ieee80211_tx+0x5f/0x1f0 [mac80211] [<c139f940>] ? skb_release_data+0x50/0x90 [<c139fa83>] ? pskb_expand_head+0x103/0x190 [<e1aaa8e5>] ieee80211_xmit+0x105/0x270 [mac80211] [<e1aaaa9e>] ieee80211_tx_skb+0x4e/0x60 [mac80211] [<e1aad7a2>] ieee80211_send_probe_req+0x112/0x180 [mac80211] [<c1017168>] ? dequeue_task+0x48/0x90 [<c101e11b>] ? printk+0x1b/0x20 [<e1a9ea9a>] ieee80211_mgd_probe_ap+0x11a/0x150 [mac80211] [<e1a9eb12>] ieee80211_beacon_loss_work+0x12/0x20 [mac80211] [<c102c75c>] worker_thread+0xec/0x1c0 [<c1454b7d>] ? schedule+0x18d/0x370 [<e1a9eb00>] ? ieee80211_beacon_loss_work+0x0/0x20 [mac80211] [<c102f740>] ? autoremove_wake_function+0x0/0x40 [<c102c670>] ? worker_thread+0x0/0x1c0 [<c102f494>] kthread+0x74/0x80 [<c102f420>] ? kthread+0x0/0x80 [<c10032d3>] kernel_thread_helper+0x7/0x14 ---[ end trace a5a80f7488aa4974 ]--- I have a 802.11abg wireless NIC and I'm currently using a 802.11g access point. Fabio -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html