Hi,

I am getting this regularaly on current -tip. I am connected via LEAP

------------[ cut here ]------------                                                                                                                                                                                                                                                
WARNING: at include/net/mac80211.h:1957 minstrel_get_rate+0xa1/0x4b9
[mac80211](
)                                                                                                                                                                                                                                                                                   
Hardware name: 2007CS3                                                                                                                                                                                                                                                              
Modules linked in: fuse radeon drm ipt_MASQUERADE iptable_nat nf_nat
bridge stp
bnep sco l2cap bluetooth ip6t_REJECT nf_conntrack_ipv6 ip6table_filter
ip6_table
s ipv6 cpufreq_ondemand acpi_cpufreq dm_multipath kvm_intel kvm uinput
snd_hda_c
odec_analog snd_hda_intel snd_hda_codec snd_hwdep snd_seq_dummy
snd_seq_oss snd_
seq_midi_event snd_seq snd_seq_device snd_pcm_oss arc4 snd_mixer_oss
snd_pcm ecb
ath5k snd_timer nsc_ircc snd mac80211 irda thinkpad_acpi video rfkill
soundcore
yenta_socket i2c_i801 iTCO_wdt cfg80211 snd_page_alloc hwmon
rsrc_nonstatic iTC
O_vendor_support output pcspkr crc_ccitt joydev i2c_core [last unloaded:
scsi_wa
it_scan]                                                                                                                                                                                                                                                                            
Pid: 2353, comm: wpa_supplicant Tainted: G        W  2.6.29-rc2-tip #15                                                                                                                                                                                                             
Call Trace:                                                                                                                                                                                                                                                                         
 [<c0431946>] warn_slowpath+0x76/0xad                                                                                                                                                                                                                                               
 [<c0451e14>] ? print_lock_contention_bug+0x14/0xd7                                                                                                                                                                                                                                 
 [<c04b6b01>] ? pollwake+0x4f/0x5a                                                                                                                                                                                                                                                  
 [<c0451e14>] ? print_lock_contention_bug+0x14/0xd7                                                                                                                                                                                                                                 
 [<c0424607>] ? __wake_up+0x1a/0x40                                                                                                                                                                                                                                                 
 [<f7dad39d>] minstrel_get_rate+0xa1/0x4b9 [mac80211]                                                                                                                                                                                                                               
 [<c0424623>] ? __wake_up+0x36/0x40                                                                                                                                                                                                                                                 
 [<f7da310e>] ? invoke_tx_handlers+0x3a3/0xa2d [mac80211]                                                                                                                                                                                                                           
 [<f7d9d9da>] rate_control_get_rate+0x7e/0xbe [mac80211]                                                                                                                                                                                                                            
 [<f7da3140>] invoke_tx_handlers+0x3d5/0xa2d [mac80211]                                                                                                                                                                                                                             
 [<c0450ab3>] ? trace_hardirqs_on_caller+0x18/0x154                                                                                                                                                                                                                                 
 [<f7da2a21>] ? __ieee80211_tx_prepare+0x245/0x282 [mac80211]                                                                                                                                                                                                                       
 [<f7da4492>] ieee80211_master_start_xmit+0x380/0x4b6 [mac80211]                                                                                                                                                                                                                    
 [<c0687f99>] dev_hard_start_xmit+0x219/0x280                                                                                                                                                                                                                                       
 [<c0695a84>] __qdisc_run+0xca/0x1b2                                                                                                                                                                                                                                                
 [<c068847f>] dev_queue_xmit+0x394/0x4bb                                                                                                                                                                                                                                            
 [<f7da5f04>] ieee80211_tx_skb+0x4d/0x50 [mac80211]                                                                                                                                                                                                                                 
 [<f7d9997f>] ieee80211_send_deauth_disassoc+0xd7/0xdf [mac80211]                                                                                                                                                                                                                   
 [<f7d99a7c>] ieee80211_set_disassoc+0xf5/0x209 [mac80211]                                                                                                                                                                                                                          
 [<f7d99c81>] ieee80211_sta_req_auth+0x47/0x69 [mac80211]
 [<f7d93c44>] ieee80211_ioctl_siwgenie+0x50/0x5d [mac80211]
 [<c06e269c>] ioctl_standard_call+0x1b4/0x268
 [<c068628f>] ? dev_name_hash+0x1b/0x47
 [<c06e2263>] wext_handle_ioctl+0xe7/0x17d
 [<f7d93bf4>] ? ieee80211_ioctl_siwgenie+0x0/0x5d [mac80211]
 [<c04920be>] ? might_fault+0x83/0x85
 [<c0689e94>] dev_ioctl+0x5c6/0x5e6
 [<c067bcfb>] ? sockfd_lookup_light+0x1b/0x4e
 [<c067cc73>] ? sys_sendto+0xa9/0xc8
 [<c04cd257>] ? dnotify_parent+0x22/0x63
 [<c067b80a>] ? sock_ioctl+0x0/0x1f0
 [<c067b9ee>] sock_ioctl+0x1e4/0x1f0
 [<c067b80a>] ? sock_ioctl+0x0/0x1f0
 [<c04b4a8d>] vfs_ioctl+0x27/0x6e
 [<c04b500c>] do_vfs_ioctl+0x46f/0x4a8
 [<c067ccaf>] ? sys_send+0x1d/0x1f
 [<c04b508a>] sys_ioctl+0x45/0x5f
 [<c0403aab>] sysenter_do_call+0x12/0x3f
---[ end trace 5780832bc2c15d31 ]---

full dmesg attached. Let me know what other information I can provide.

Thanks,
-- 
regards,
Dhaval