r0 = openat(0xffffffffffffff9c, &(0x7f0000000080)='./file1\x00', 0x105142, 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000000)='/proc/self/exe\x00', 0xc000, 0x0) copy_file_range(r1, 0x0, r0, 0x0, 0x10001, 0x0) BUG: memory leak unreferenced object 0xffff8880429c2000 (size 4096): comm "softirq", pid 0, jiffies 4294761243 (age 316.542s) 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: [<0000000030ffdbd1>] kmalloc include/linux/slab.h:557 [inline] [<0000000030ffdbd1>] kzalloc include/linux/slab.h:664 [inline] [<0000000030ffdbd1>] sta_info_alloc+0xaa/0x1a70 net/mac80211/sta_info.c:344 [<00000000d08d8124>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<0000000023dc4236>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<0000000023dc4236>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<000000007750dc38>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<000000007750dc38>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<000000009835f4da>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<00000000d1daf81d>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<00000000d1daf81d>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<00000000effe5b20>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000003ea048cb>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<00000000499548be>] asm_call_irq_on_stack+0x12/0x20 [<00000000142af001>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<00000000142af001>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<00000000142af001>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<000000005457d886>] invoke_softirq kernel/softirq.c:393 [inline] [<000000005457d886>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<000000005457d886>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<0000000020104845>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<00000000cc669b75>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000454eff74>] rcu_lockdep_current_cpu_online+0x18/0xd0 kernel/rcu/tree.c:1155 [<000000000158553e>] rcu_read_lock_held_common kernel/rcu/update.c:110 [inline] [<000000000158553e>] rcu_read_lock_held_common kernel/rcu/update.c:100 [inline] [<000000000158553e>] rcu_read_lock_sched_held+0x25/0x70 kernel/rcu/update.c:121 [<000000002f6522f9>] trace_kmem_cache_alloc include/trace/events/kmem.h:54 [inline] [<000000002f6522f9>] kmem_cache_alloc+0x2a8/0x350 mm/slub.c:2904 BUG: memory leak unreferenced object 0xffff88801e074000 (size 10520): comm "softirq", pid 0, jiffies 4294761243 (age 316.543s) hex dump (first 32 bytes): 48 2e 9c 42 80 88 ff ff 1c db fc ff 00 00 00 00 H..B............ da 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 ................ backtrace: [<00000000e1e53fc6>] kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:851 [<0000000039c41b7b>] kmalloc_large include/linux/slab.h:481 [inline] [<0000000039c41b7b>] kmalloc include/linux/slab.h:545 [inline] [<0000000039c41b7b>] kzalloc include/linux/slab.h:664 [inline] [<0000000039c41b7b>] minstrel_ht_alloc_sta+0x100/0x250 net/mac80211/rc80211_minstrel_ht.c:1576 [<000000004f1a816d>] rate_control_alloc_sta net/mac80211/rate.h:41 [inline] [<000000004f1a816d>] sta_prepare_rate_control net/mac80211/sta_info.c:328 [inline] [<000000004f1a816d>] sta_info_alloc+0x108b/0x1a70 net/mac80211/sta_info.c:425 [<00000000d08d8124>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<0000000023dc4236>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<0000000023dc4236>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<000000007750dc38>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<000000007750dc38>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<000000009835f4da>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<00000000d1daf81d>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<00000000d1daf81d>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<00000000effe5b20>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000003ea048cb>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<00000000499548be>] asm_call_irq_on_stack+0x12/0x20 [<00000000142af001>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<00000000142af001>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<00000000142af001>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<000000005457d886>] invoke_softirq kernel/softirq.c:393 [inline] [<000000005457d886>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<000000005457d886>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<0000000020104845>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<00000000cc669b75>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000454eff74>] rcu_lockdep_current_cpu_online+0x18/0xd0 kernel/rcu/tree.c:1155 BUG: memory leak unreferenced object 0xffff88800d73d000 (size 1024): comm "softirq", pid 0, jiffies 4294761243 (age 316.543s) 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: [<00000000c3c70da5>] kmalloc_array include/linux/slab.h:592 [inline] [<00000000c3c70da5>] kcalloc include/linux/slab.h:603 [inline] [<00000000c3c70da5>] minstrel_ht_alloc_sta+0x12e/0x250 net/mac80211/rc80211_minstrel_ht.c:1580 [<000000004f1a816d>] rate_control_alloc_sta net/mac80211/rate.h:41 [inline] [<000000004f1a816d>] sta_prepare_rate_control net/mac80211/sta_info.c:328 [inline] [<000000004f1a816d>] sta_info_alloc+0x108b/0x1a70 net/mac80211/sta_info.c:425 [<00000000d08d8124>] ieee80211_ibss_rx_no_sta+0x359/0x790 net/mac80211/ibss.c:1239 [<0000000023dc4236>] ieee80211_accept_frame net/mac80211/rx.c:4082 [inline] [<0000000023dc4236>] ieee80211_prepare_and_rx_handle+0x21b5/0x57e0 net/mac80211/rx.c:4585 [<000000007750dc38>] __ieee80211_rx_handle_packet net/mac80211/rx.c:4662 [inline] [<000000007750dc38>] ieee80211_rx_list+0xde2/0x2350 net/mac80211/rx.c:4842 [<000000009835f4da>] ieee80211_rx_napi+0xdd/0x380 net/mac80211/rx.c:4863 [<00000000d1daf81d>] ieee80211_rx include/net/mac80211.h:4502 [inline] [<00000000d1daf81d>] ieee80211_tasklet_handler+0xd3/0x130 net/mac80211/main.c:235 [<00000000effe5b20>] tasklet_action_common.constprop.0+0x240/0x2f0 kernel/softirq.c:560 [<000000003ea048cb>] __do_softirq+0x1b6/0x86a kernel/softirq.c:298 [<00000000499548be>] asm_call_irq_on_stack+0x12/0x20 [<00000000142af001>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline] [<00000000142af001>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline] [<00000000142af001>] do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77 [<000000005457d886>] invoke_softirq kernel/softirq.c:393 [inline] [<000000005457d886>] __irq_exit_rcu kernel/softirq.c:423 [inline] [<000000005457d886>] irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:435 [<0000000020104845>] sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1095 [<00000000cc669b75>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 [<00000000454eff74>] rcu_lockdep_current_cpu_online+0x18/0xd0 kernel/rcu/tree.c:1155 [<000000000158553e>] rcu_read_lock_held_common kernel/rcu/update.c:110 [inline] [<000000000158553e>] rcu_read_lock_held_common kernel/rcu/update.c:100 [inline] [<000000000158553e>] rcu_read_lock_sched_held+0x25/0x70 kernel/rcu/update.c:121 BUG: leak checking failed