BUG: memory leak unreferenced object 0xffff88803e871280 (size 96): comm "softirq", pid 0, jiffies 4294990583 (age 22.055s) hex dump (first 32 bytes): 01 00 00 00 00 01 02 ff 05 00 00 00 00 00 00 00 ................ 40 9c d6 00 00 ea ff ff 80 9c d6 00 00 ea ff ff @............... backtrace: [<00000000aa5b00be>] __skb_ext_alloc+0x19/0x80 net/core/skbuff.c:6224 [<0000000041cd153e>] skb_ext_add+0x503/0x670 net/core/skbuff.c:6319 [<00000000c5038083>] skb_set_kcov_handle include/linux/skbuff.h:4622 [inline] [<00000000c5038083>] skb_set_kcov_handle include/linux/skbuff.h:4612 [inline] [<00000000c5038083>] __alloc_skb+0x3c1/0x620 net/core/skbuff.c:253 [<000000005490af0c>] skb_copy+0x12b/0x2e0 net/core/skbuff.c:1522 [<0000000038e7dded>] mac80211_hwsim_tx_frame_no_nl.isra.0+0xb3e/0x1370 drivers/net/wireless/mac80211_hwsim.c:1495 [<0000000098d607d4>] mac80211_hwsim_tx_frame+0x152/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1712 [<00000000776f7293>] mac80211_hwsim_beacon_tx+0x49d/0x900 drivers/net/wireless/mac80211_hwsim.c:1766 [<00000000fd655de9>] __iterate_interfaces+0x1f0/0x530 net/mac80211/util.c:792 [<0000000056c7c594>] ieee80211_iterate_active_interfaces_atomic+0x72/0x180 net/mac80211/util.c:828 [<00000000fb6d1e83>] mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1789 [<00000000641a6354>] __run_hrtimer kernel/time/hrtimer.c:1537 [inline] [<00000000641a6354>] __hrtimer_run_queues+0x5e8/0xb50 kernel/time/hrtimer.c:1601 [<000000003739d739>] hrtimer_run_softirq+0x148/0x300 kernel/time/hrtimer.c:1618 [<00000000661df92f>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<00000000b6b4646e>] asm_call_irq_on_stack+0x12/0x20 [<000000000b440baf>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<000000000b440baf>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<000000000b440baf>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<0000000059136207>] invoke_softirq kernel/softirq.c:393 [inline] [<0000000059136207>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<0000000059136207>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 BUG: leak checking failed