kernel BUG , FREEZE Reproducible: Sometimes
Created attachment 128600 [details] system kernel information
<snip> Modules linked in: wlan_tkip wlan_ccmp nvidia(P) wlan_scan_sta rtc ath_rate_sample ath_pci wlan ath_hal(P) CPU: 0 EIP: 0060:[<c014df0a>] Tainted: P VLI </snip> Reopen if you can reproduce without the stuff that taints your kernel (atheros, nvidia).