executing program BUG: memory leak unreferenced object 0xffff88811e27ec00 (size 224): comm "softirq", pid 0, jiffies 4294941120 (age 8.660s) hex dump (first 32 bytes): 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ 00 00 94 2a 81 88 ff ff 00 00 00 00 00 00 00 00 ...*............ backtrace: [<00000000e49ed244>] kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] [<00000000e49ed244>] slab_post_alloc_hook mm/slab.h:586 [inline] [<00000000e49ed244>] slab_alloc_node mm/slab.c:3262 [inline] [<00000000e49ed244>] kmem_cache_alloc_node+0x163/0x2f0 mm/slab.c:3574 [<00000000c047bce9>] __alloc_skb+0x6e/0x210 net/core/skbuff.c:197 [<00000000d2896dd3>] alloc_skb include/linux/skbuff.h:1049 [inline] [<00000000d2896dd3>] llc_alloc_frame+0x66/0x110 net/llc/llc_sap.c:54 [<0000000015989454>] llc_conn_ac_send_sabme_cmd_p_set_x+0x2f/0x140 net/llc/llc_c_ac.c:777 [<000000006c868637>] llc_exec_conn_trans_actions net/llc/llc_conn.c:475 [inline] [<000000006c868637>] llc_conn_service net/llc/llc_conn.c:400 [inline] [<000000006c868637>] llc_conn_state_process+0x1ac/0x640 net/llc/llc_conn.c:75 [<0000000046ddf5e4>] llc_process_tmr_ev net/llc/llc_c_ac.c:1441 [inline] [<0000000046ddf5e4>] llc_conn_tmr_common_cb+0xe0/0x1b0 net/llc/llc_c_ac.c:1327 [<00000000277a78dd>] llc_conn_ack_tmr_cb+0x1e/0x30 net/llc/llc_c_ac.c:1350 [<0000000044e1985a>] call_timer_fn+0x45/0x1e0 kernel/time/timer.c:1404 [<000000008e52abd4>] expire_timers kernel/time/timer.c:1449 [inline] [<000000008e52abd4>] __run_timers kernel/time/timer.c:1773 [inline] [<000000008e52abd4>] __run_timers kernel/time/timer.c:1740 [inline] [<000000008e52abd4>] run_timer_softirq+0x262/0x730 kernel/time/timer.c:1786 [<000000004de536ab>] __do_softirq+0x115/0x33f kernel/softirq.c:292 [<00000000f8861304>] invoke_softirq kernel/softirq.c:373 [inline] [<00000000f8861304>] irq_exit+0xbb/0xe0 kernel/softirq.c:413 [<000000006052e4ee>] exiting_irq arch/x86/include/asm/apic.h:536 [inline] [<000000006052e4ee>] smp_apic_timer_interrupt+0x96/0x190 arch/x86/kernel/apic/apic.c:1137 [<00000000967116e9>] apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:830 [<00000000f2d3ebfa>] native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60 [<000000005cab9d07>] arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:571 [<0000000087715a60>] default_idle_call+0x1e/0x40 kernel/sched/idle.c:94