BUG: memory leak unreferenced object 0xffff888043789a80 (size 96): comm "kworker/u4:2", pid 74034, jiffies 4298105463 (age 23.966s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 1e 0a 04 00 00 00 08 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 50 50 ..............PP backtrace: [<000000005696b6de>] kmemdup+0x23/0x50 mm/util.c:128 [<00000000d06901b3>] kmemdup include/linux/string.h:472 [inline] [<00000000d06901b3>] ieee80211_check_fast_xmit+0xa63/0x1210 net/mac80211/tx.c:3144 [<0000000021a8090b>] sta_info_move_state+0x695/0x8d0 net/mac80211/sta_info.c:2035 [<00000000546e3bc8>] sta_info_pre_move_state net/mac80211/sta_info.h:736 [inline] [<00000000546e3bc8>] ieee80211_ibss_finish_sta+0x2c3/0x390 net/mac80211/ibss.c:587 [<000000005af97574>] ieee80211_ibss_work+0x260/0xe00 net/mac80211/ibss.c:1700 [<00000000c3003141>] ieee80211_iface_work+0x6b5/0x930 net/mac80211/iface.c:1474 [<00000000c07a510f>] process_one_work+0x9a9/0x1590 kernel/workqueue.c:2270 [<00000000e4be6026>] worker_thread+0x61d/0x1310 kernel/workqueue.c:2416 [<00000000f3da8ca4>] kthread+0x38f/0x470 kernel/kthread.c:313 [<000000004a4ed615>] ret_from_fork+0x22/0x30 arch/x86/entry/entry_64.S:296 BUG: leak checking failed