BUG: memory leak unreferenced object 0xffff8880415f0000 (size 4096): comm "softirq", pid 0, jiffies 4294753576 (age 100.957s) hex dump (first 32 bytes): 00 01 00 00 00 00 ad de 22 01 00 00 00 00 ad de ........"....... 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000e7a447d8>] kmalloc include/linux/slab.h:557 [inline] [<00000000e7a447d8>] kzalloc include/linux/slab.h:664 [inline] [<00000000e7a447d8>] sta_info_alloc+0xaa/0x1a70 net/mac80211/sta_info.c:344 [<000000004d3fd61d>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<000000004d8ae641>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<000000004d8ae641>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<000000005a33bf77>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<000000005a33bf77>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<00000000e5b0c011>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<00000000e5e4d677>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<00000000e5e4d677>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<000000005824908f>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000008ac643c2>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<0000000029cdd4d3>] asm_call_irq_on_stack+0x12/0x20 [<00000000b14df5be>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<00000000b14df5be>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<00000000b14df5be>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<00000000e4d91d2f>] invoke_softirq kernel/softirq.c:393 [inline] [<00000000e4d91d2f>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<00000000e4d91d2f>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<00000000dfc8ac07>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<000000006f82764f>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000dc26eca5>] arch_atomic_read arch/x86/include/asm/atomic.h:29 [inline] [<00000000dc26eca5>] atomic_read include/asm-generic/atomic-instrumented.h:28 [inline] [<00000000dc26eca5>] page_ref_count include/linux/page_ref.h:67 [inline] [<00000000dc26eca5>] put_page_testzero include/linux/mm.h:707 [inline] [<00000000dc26eca5>] release_pages+0x12a/0xc20 mm/swap.c:914 [<0000000076a76328>] tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] [<0000000076a76328>] tlb_flush_mmu_free mm/mmu_gather.c:242 [inline] [<0000000076a76328>] tlb_flush_mmu+0xe9/0x6e0 mm/mmu_gather.c:249 [<000000002b3d44a8>] zap_pte_range mm/memory.c:1331 [inline] [<000000002b3d44a8>] zap_pmd_range mm/memory.c:1380 [inline] [<000000002b3d44a8>] zap_pud_range mm/memory.c:1409 [inline] [<000000002b3d44a8>] zap_p4d_range mm/memory.c:1430 [inline] [<000000002b3d44a8>] unmap_page_range+0x15f4/0x1e00 mm/memory.c:1451 BUG: memory leak unreferenced object 0xffff888041c18000 (size 10520): comm "softirq", pid 0, jiffies 4294753576 (age 100.958s) hex dump (first 32 bytes): 48 0e 5f 41 80 88 ff ff 29 bd fc ff 00 00 00 00 H._A....)....... da 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000550ea37b>] kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:851 [<00000000fb504d46>] kmalloc_large include/linux/slab.h:481 [inline] [<00000000fb504d46>] kmalloc include/linux/slab.h:545 [inline] [<00000000fb504d46>] kzalloc include/linux/slab.h:664 [inline] [<00000000fb504d46>] minstrel_ht_alloc_sta+0x100/0x250 net/mac80211/rc80211_minstrel_ht.c:1576 [<00000000fcac4c29>] rate_control_alloc_sta net/mac80211/rate.h:41 [inline] [<00000000fcac4c29>] sta_prepare_rate_control net/mac80211/sta_info.c:328 [inline] [<00000000fcac4c29>] sta_info_alloc+0x108b/0x1a70 net/mac80211/sta_info.c:425 [<000000004d3fd61d>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<000000004d8ae641>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<000000004d8ae641>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<000000005a33bf77>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<000000005a33bf77>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<00000000e5b0c011>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<00000000e5e4d677>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<00000000e5e4d677>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<000000005824908f>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000008ac643c2>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<0000000029cdd4d3>] asm_call_irq_on_stack+0x12/0x20 [<00000000b14df5be>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<00000000b14df5be>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<00000000b14df5be>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<00000000e4d91d2f>] invoke_softirq kernel/softirq.c:393 [inline] [<00000000e4d91d2f>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<00000000e4d91d2f>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<00000000dfc8ac07>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<000000006f82764f>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000dc26eca5>] arch_atomic_read arch/x86/include/asm/atomic.h:29 [inline] [<00000000dc26eca5>] atomic_read include/asm-generic/atomic-instrumented.h:28 [inline] [<00000000dc26eca5>] page_ref_count include/linux/page_ref.h:67 [inline] [<00000000dc26eca5>] put_page_testzero include/linux/mm.h:707 [inline] [<00000000dc26eca5>] release_pages+0x12a/0xc20 mm/swap.c:914 BUG: memory leak unreferenced object 0xffff888016abc800 (size 1024): comm "softirq", pid 0, jiffies 4294753576 (age 100.958s) hex dump (first 32 bytes): 02 00 00 00 00 01 01 00 0a 26 00 00 da 00 00 00 .........&...... ff ff ff ff 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000153fb85f>] kmalloc_array include/linux/slab.h:592 [inline] [<00000000153fb85f>] kcalloc include/linux/slab.h:603 [inline] [<00000000153fb85f>] minstrel_ht_alloc_sta+0x12e/0x250 net/mac80211/rc80211_minstrel_ht.c:1580 [<00000000fcac4c29>] rate_control_alloc_sta net/mac80211/rate.h:41 [inline] [<00000000fcac4c29>] sta_prepare_rate_control net/mac80211/sta_info.c:328 [inline] [<00000000fcac4c29>] sta_info_alloc+0x108b/0x1a70 net/mac80211/sta_info.c:425 [<000000004d3fd61d>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<000000004d8ae641>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<000000004d8ae641>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<000000005a33bf77>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<000000005a33bf77>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<00000000e5b0c011>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<00000000e5e4d677>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<00000000e5e4d677>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<000000005824908f>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000008ac643c2>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<0000000029cdd4d3>] asm_call_irq_on_stack+0x12/0x20 [<00000000b14df5be>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<00000000b14df5be>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<00000000b14df5be>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<00000000e4d91d2f>] invoke_softirq kernel/softirq.c:393 [inline] [<00000000e4d91d2f>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<00000000e4d91d2f>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<00000000dfc8ac07>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<000000006f82764f>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000dc26eca5>] arch_atomic_read arch/x86/include/asm/atomic.h:29 [inline] [<00000000dc26eca5>] atomic_read include/asm-generic/atomic-instrumented.h:28 [inline] [<00000000dc26eca5>] page_ref_count include/linux/page_ref.h:67 [inline] [<00000000dc26eca5>] put_page_testzero include/linux/mm.h:707 [inline] [<00000000dc26eca5>] release_pages+0x12a/0xc20 mm/swap.c:914 [<0000000076a76328>] tlb_batch_pages_flush mm/mmu_gather.c:49 [inline] [<0000000076a76328>] tlb_flush_mmu_free mm/mmu_gather.c:242 [inline] [<0000000076a76328>] tlb_flush_mmu+0xe9/0x6e0 mm/mmu_gather.c:249 BUG: leak checking failed