BUG: memory leak unreferenced object 0xffff88804114e000 (size 4096): comm "softirq", pid 0, jiffies 4294760710 (age 39.778s) 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: [<000000003276dcf8>] kmalloc include/linux/slab.h:557 [inline] [<000000003276dcf8>] kzalloc include/linux/slab.h:664 [inline] [<000000003276dcf8>] sta_info_alloc+0xaa/0x1a70 net/mac80211/sta_info.c:344 [<0000000026d02b67>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<000000008122f8bc>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<000000008122f8bc>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<00000000618d29c8>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<00000000618d29c8>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<00000000bd2053c8>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<000000002a31022c>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<000000002a31022c>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<00000000b7858455>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000009009f2f2>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<000000001f76dfb5>] asm_call_irq_on_stack+0x12/0x20 [<0000000020f39278>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<0000000020f39278>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<0000000020f39278>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<0000000093f01b81>] invoke_softirq kernel/softirq.c:393 [inline] [<0000000093f01b81>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<0000000093f01b81>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<00000000c3eeaead>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<0000000090984e25>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000e5756cb2>] lock_acquire+0x5b/0x490 kernel/locking/lockdep.c:5528 [<0000000055ce41be>] __fs_reclaim_acquire mm/page_alloc.c:4296 [inline] [<0000000055ce41be>] fs_reclaim_acquire+0xc1/0xf0 mm/page_alloc.c:4307 [<0000000089e78782>] slab_pre_alloc_hook mm/slab.h:510 [inline] [<0000000089e78782>] slab_alloc_node mm/slub.c:2814 [inline] [<0000000089e78782>] slab_alloc mm/slub.c:2897 [inline] [<0000000089e78782>] kmem_cache_alloc+0x3b/0x350 mm/slub.c:2902 BUG: memory leak unreferenced object 0xffff88801dcd4000 (size 10520): comm "softirq", pid 0, jiffies 4294760710 (age 39.778s) hex dump (first 32 bytes): 48 ee 14 41 80 88 ff ff 09 d9 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: [<00000000de585d9e>] kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:851 [<00000000e4d6254c>] kmalloc_large include/linux/slab.h:481 [inline] [<00000000e4d6254c>] kmalloc include/linux/slab.h:545 [inline] [<00000000e4d6254c>] kzalloc include/linux/slab.h:664 [inline] [<00000000e4d6254c>] minstrel_ht_alloc_sta+0x100/0x250 net/mac80211/rc80211_minstrel_ht.c:1576 [<000000001fbe6ea3>] rate_control_alloc_sta net/mac80211/rate.h:41 [inline] [<000000001fbe6ea3>] sta_prepare_rate_control net/mac80211/sta_info.c:328 [inline] [<000000001fbe6ea3>] sta_info_alloc+0x108b/0x1a70 net/mac80211/sta_info.c:425 [<0000000026d02b67>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<000000008122f8bc>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<000000008122f8bc>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<00000000618d29c8>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<00000000618d29c8>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<00000000bd2053c8>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<000000002a31022c>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<000000002a31022c>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<00000000b7858455>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000009009f2f2>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<000000001f76dfb5>] asm_call_irq_on_stack+0x12/0x20 [<0000000020f39278>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<0000000020f39278>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<0000000020f39278>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<0000000093f01b81>] invoke_softirq kernel/softirq.c:393 [inline] [<0000000093f01b81>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<0000000093f01b81>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<00000000c3eeaead>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<0000000090984e25>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000e5756cb2>] lock_acquire+0x5b/0x490 kernel/locking/lockdep.c:5528 BUG: memory leak unreferenced object 0xffff88800f6f8000 (size 1024): comm "softirq", pid 0, jiffies 4294760710 (age 39.778s) 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: [<00000000d183d3e5>] kmalloc_array include/linux/slab.h:592 [inline] [<00000000d183d3e5>] kcalloc include/linux/slab.h:603 [inline] [<00000000d183d3e5>] minstrel_ht_alloc_sta+0x12e/0x250 net/mac80211/rc80211_minstrel_ht.c:1580 [<000000001fbe6ea3>] rate_control_alloc_sta net/mac80211/rate.h:41 [inline] [<000000001fbe6ea3>] sta_prepare_rate_control net/mac80211/sta_info.c:328 [inline] [<000000001fbe6ea3>] sta_info_alloc+0x108b/0x1a70 net/mac80211/sta_info.c:425 [<0000000026d02b67>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<000000008122f8bc>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<000000008122f8bc>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<00000000618d29c8>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<00000000618d29c8>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<00000000bd2053c8>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<000000002a31022c>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<000000002a31022c>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<00000000b7858455>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000009009f2f2>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<000000001f76dfb5>] asm_call_irq_on_stack+0x12/0x20 [<0000000020f39278>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<0000000020f39278>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<0000000020f39278>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<0000000093f01b81>] invoke_softirq kernel/softirq.c:393 [inline] [<0000000093f01b81>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<0000000093f01b81>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<00000000c3eeaead>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<0000000090984e25>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000e5756cb2>] lock_acquire+0x5b/0x490 kernel/locking/lockdep.c:5528 [<0000000055ce41be>] __fs_reclaim_acquire mm/page_alloc.c:4296 [inline] [<0000000055ce41be>] fs_reclaim_acquire+0xc1/0xf0 mm/page_alloc.c:4307 BUG: leak checking failed