BUG: memory leak unreferenced object 0xffff88804ef3cd00 (size 96): comm "syz-executor.0", pid 42945, jiffies 4294979923 (age 25.440s) hex dump (first 32 bytes): 01 00 00 00 00 01 02 ff 01 00 00 00 00 00 00 00 ................ c0 70 b6 00 00 ea ff ff 00 71 b6 00 00 ea ff ff .p.......q...... backtrace: [<000000004791ba5d>] __skb_ext_alloc+0x19/0x80 net/core/skbuff.c:6224 [<0000000026b59f19>] skb_ext_add+0x503/0x670 net/core/skbuff.c:6319 [<00000000c3b9458f>] skb_set_kcov_handle include/linux/skbuff.h:4622 [inline] [<00000000c3b9458f>] skb_set_kcov_handle include/linux/skbuff.h:4612 [inline] [<00000000c3b9458f>] __alloc_skb+0x3c1/0x620 net/core/skbuff.c:253 [<000000008f28b5dd>] skb_copy+0x12b/0x2e0 net/core/skbuff.c:1522 [<00000000dc15910a>] tcp_send_synack+0x5ab/0x1450 net/ipv4/tcp_output.c:3479 [<00000000665887c4>] tcp_rcv_synsent_state_process net/ipv4/tcp_input.c:6240 [inline] [<00000000665887c4>] tcp_rcv_state_process+0x2293/0x4950 net/ipv4/tcp_input.c:6354 [<000000009d7d1709>] tcp_v4_do_rcv+0x320/0x870 net/ipv4/tcp_ipv4.c:1693 [<0000000026f3bf48>] sk_backlog_rcv include/net/sock.h:1010 [inline] [<0000000026f3bf48>] __release_sock+0x139/0x3b0 net/core/sock.c:2525 [<00000000b737732d>] release_sock+0x54/0x1b0 net/core/sock.c:3055 [<00000000afe2ddf2>] inet_wait_for_connect net/ipv4/af_inet.c:594 [inline] [<00000000afe2ddf2>] __inet_stream_connect+0x57e/0xd40 net/ipv4/af_inet.c:686 [<000000005f357290>] inet_stream_connect+0x53/0xa0 net/ipv4/af_inet.c:725 [<000000009d018ad5>] __sys_connect_file+0x157/0x1a0 net/socket.c:1839 [<00000000e105f092>] __sys_connect+0x161/0x190 net/socket.c:1856 [<0000000075a310cc>] __do_sys_connect net/socket.c:1866 [inline] [<0000000075a310cc>] __se_sys_connect net/socket.c:1863 [inline] [<0000000075a310cc>] __x64_sys_connect+0x6e/0xb0 net/socket.c:1863 [<000000009b93e8a9>] do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 [<000000007e988a21>] entry_SYSCALL_64_after_hwframe+0x44/0xa9 BUG: memory leak unreferenced object 0xffff88800eb14b00 (size 96): comm "softirq", pid 0, jiffies 4294979956 (age 25.408s) hex dump (first 32 bytes): 01 00 00 00 00 01 02 ff 04 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004791ba5d>] __skb_ext_alloc+0x19/0x80 net/core/skbuff.c:6224 [<0000000026b59f19>] skb_ext_add+0x503/0x670 net/core/skbuff.c:6319 [<00000000c3b9458f>] skb_set_kcov_handle include/linux/skbuff.h:4622 [inline] [<00000000c3b9458f>] skb_set_kcov_handle include/linux/skbuff.h:4612 [inline] [<00000000c3b9458f>] __alloc_skb+0x3c1/0x620 net/core/skbuff.c:253 [<000000008f28b5dd>] skb_copy+0x12b/0x2e0 net/core/skbuff.c:1522 [<0000000045691c12>] mac80211_hwsim_tx_frame_no_nl.isra.0+0xb3e/0x1370 drivers/net/wireless/mac80211_hwsim.c:1495 [<000000004b61aa71>] mac80211_hwsim_tx_frame+0x152/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1712 [<000000004a678564>] mac80211_hwsim_beacon_tx+0x49d/0x900 drivers/net/wireless/mac80211_hwsim.c:1766 [<0000000033f2c1cc>] __iterate_interfaces+0x1f0/0x530 net/mac80211/util.c:792 [<000000004b8feacc>] ieee80211_iterate_active_interfaces_atomic+0x72/0x180 net/mac80211/util.c:828 [<0000000072004985>] mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1789 [<000000009a6a2b76>] __run_hrtimer kernel/time/hrtimer.c:1537 [inline] [<000000009a6a2b76>] __hrtimer_run_queues+0x5e8/0xb50 kernel/time/hrtimer.c:1601 [<0000000075d18f07>] hrtimer_run_softirq+0x148/0x300 kernel/time/hrtimer.c:1618 [<00000000497617aa>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<00000000118f7bc7>] asm_call_irq_on_stack+0x12/0x20 [<0000000076b11d83>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<0000000076b11d83>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<0000000076b11d83>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<00000000f29db40b>] invoke_softirq kernel/softirq.c:393 [inline] [<00000000f29db40b>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<00000000f29db40b>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 BUG: memory leak unreferenced object 0xffff88804ac44f00 (size 96): comm "softirq", pid 0, jiffies 4294980161 (age 25.203s) hex dump (first 32 bytes): 01 00 00 00 00 01 02 00 08 00 00 00 00 00 00 00 ................ 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<000000004791ba5d>] __skb_ext_alloc+0x19/0x80 net/core/skbuff.c:6224 [<0000000026b59f19>] skb_ext_add+0x503/0x670 net/core/skbuff.c:6319 [<00000000c3b9458f>] skb_set_kcov_handle include/linux/skbuff.h:4622 [inline] [<00000000c3b9458f>] skb_set_kcov_handle include/linux/skbuff.h:4612 [inline] [<00000000c3b9458f>] __alloc_skb+0x3c1/0x620 net/core/skbuff.c:253 [<000000008f28b5dd>] skb_copy+0x12b/0x2e0 net/core/skbuff.c:1522 [<0000000045691c12>] mac80211_hwsim_tx_frame_no_nl.isra.0+0xb3e/0x1370 drivers/net/wireless/mac80211_hwsim.c:1495 [<000000004b61aa71>] mac80211_hwsim_tx_frame+0x152/0x1e0 drivers/net/wireless/mac80211_hwsim.c:1712 [<000000004a678564>] mac80211_hwsim_beacon_tx+0x49d/0x900 drivers/net/wireless/mac80211_hwsim.c:1766 [<0000000033f2c1cc>] __iterate_interfaces+0x1f0/0x530 net/mac80211/util.c:792 [<000000004b8feacc>] ieee80211_iterate_active_interfaces_atomic+0x72/0x180 net/mac80211/util.c:828 [<0000000072004985>] mac80211_hwsim_beacon+0xd5/0x1a0 drivers/net/wireless/mac80211_hwsim.c:1789 [<000000009a6a2b76>] __run_hrtimer kernel/time/hrtimer.c:1537 [inline] [<000000009a6a2b76>] __hrtimer_run_queues+0x5e8/0xb50 kernel/time/hrtimer.c:1601 [<0000000075d18f07>] hrtimer_run_softirq+0x148/0x300 kernel/time/hrtimer.c:1618 [<00000000497617aa>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<00000000118f7bc7>] asm_call_irq_on_stack+0x12/0x20 [<0000000076b11d83>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<0000000076b11d83>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<0000000076b11d83>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<00000000f29db40b>] invoke_softirq kernel/softirq.c:393 [inline] [<00000000f29db40b>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<00000000f29db40b>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 BUG: leak checking failed