[ 1760.581002] Call Trace:
[ 1760.581018]  [<ffffffff813fabd3>] dump_stack+0x63/0x90
[ 1760.581031]  [<ffffffff810812e2>] warn_slowpath_common+0x82/0xc0
[ 1760.581040]  [<ffffffff8108142a>] warn_slowpath_null+0x1a/0x20
[ 1760.581093]  [<ffffffffc0668f46>] cfg80211_roamed+0x86/0xa0 [cfg80211]
[ 1760.581241]  [<ffffffffc0a3a055>] wl_notify_roaming_status+0xc5/0x140 [wl]
[ 1760.581369]  [<ffffffffc0a396b0>] wl_event_handler+0x60/0x1d0 [wl]
[ 1760.581487]  [<ffffffffc0a39650>] ? wl_notify_scan_status+0x320/0x320 [wl]
[ 1760.581496]  [<ffffffff810a0ce5>] kthread+0xe5/0x100
[ 1760.581505]  [<ffffffff810a0c00>] ? kthread_create_on_node+0x1e0/0x1e0
[ 1760.581518]  [<ffffffff8184360f>] ret_from_fork+0x3f/0x70
[ 1760.581526]  [<ffffffff810a0c00>] ? kthread_create_on_node+0x1e0/0x1e0
[ 1760.581532] ---[ end trace be9a515fe1dee3ed ]---