BUG: memory leak
unreferenced object 0xffff8881116b7800 (size 2048):
  comm "softirq", pid 0, jiffies 4294956947 (age 27.400s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    06 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<00000000a06802a4>] kmalloc include/linux/slab.h:560 [inline]
    [<00000000a06802a4>] sk_prot_alloc+0xae/0x170 net/core/sock.c:1693
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191
    [<0000000091968739>] scan_object mm/kmemleak.c:1357 [inline]
    [<0000000091968739>] scan_gray_list+0xdb/0x1a0 mm/kmemleak.c:1379
    [<0000000074f6530a>] kmemleak_scan+0x236/0x510 mm/kmemleak.c:1487

BUG: memory leak
unreferenced object 0xffff888110e7a7c0 (size 32):
  comm "softirq", pid 0, jiffies 4294956947 (age 27.400s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    03 00 00 00 03 00 00 00 0f 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000e685169c>] kmalloc include/linux/slab.h:555 [inline]
    [<00000000e685169c>] kzalloc include/linux/slab.h:669 [inline]
    [<00000000e685169c>] selinux_sk_alloc_security+0x46/0xb0 security/selinux/hooks.c:5124
    [<000000007e7bc659>] security_sk_alloc+0x33/0x60 security/security.c:2180
    [<0000000012245717>] sk_prot_alloc+0xc9/0x170 net/core/sock.c:1696
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191

BUG: memory leak
unreferenced object 0xffff8881116b7800 (size 2048):
  comm "softirq", pid 0, jiffies 4294956947 (age 27.500s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    06 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<00000000a06802a4>] kmalloc include/linux/slab.h:560 [inline]
    [<00000000a06802a4>] sk_prot_alloc+0xae/0x170 net/core/sock.c:1693
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191
    [<0000000091968739>] scan_object mm/kmemleak.c:1357 [inline]
    [<0000000091968739>] scan_gray_list+0xdb/0x1a0 mm/kmemleak.c:1379
    [<0000000074f6530a>] kmemleak_scan+0x236/0x510 mm/kmemleak.c:1487

BUG: memory leak
unreferenced object 0xffff888110e7a7c0 (size 32):
  comm "softirq", pid 0, jiffies 4294956947 (age 27.500s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    03 00 00 00 03 00 00 00 0f 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000e685169c>] kmalloc include/linux/slab.h:555 [inline]
    [<00000000e685169c>] kzalloc include/linux/slab.h:669 [inline]
    [<00000000e685169c>] selinux_sk_alloc_security+0x46/0xb0 security/selinux/hooks.c:5124
    [<000000007e7bc659>] security_sk_alloc+0x33/0x60 security/security.c:2180
    [<0000000012245717>] sk_prot_alloc+0xc9/0x170 net/core/sock.c:1696
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191

BUG: memory leak
unreferenced object 0xffff8881116b7800 (size 2048):
  comm "softirq", pid 0, jiffies 4294956947 (age 31.690s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    06 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<00000000a06802a4>] kmalloc include/linux/slab.h:560 [inline]
    [<00000000a06802a4>] sk_prot_alloc+0xae/0x170 net/core/sock.c:1693
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191
    [<0000000091968739>] scan_object mm/kmemleak.c:1357 [inline]
    [<0000000091968739>] scan_gray_list+0xdb/0x1a0 mm/kmemleak.c:1379
    [<0000000074f6530a>] kmemleak_scan+0x236/0x510 mm/kmemleak.c:1487

BUG: memory leak
unreferenced object 0xffff888110e7a7c0 (size 32):
  comm "softirq", pid 0, jiffies 4294956947 (age 31.690s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    03 00 00 00 03 00 00 00 0f 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000e685169c>] kmalloc include/linux/slab.h:555 [inline]
    [<00000000e685169c>] kzalloc include/linux/slab.h:669 [inline]
    [<00000000e685169c>] selinux_sk_alloc_security+0x46/0xb0 security/selinux/hooks.c:5124
    [<000000007e7bc659>] security_sk_alloc+0x33/0x60 security/security.c:2180
    [<0000000012245717>] sk_prot_alloc+0xc9/0x170 net/core/sock.c:1696
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191

BUG: memory leak
unreferenced object 0xffff8881116b7800 (size 2048):
  comm "softirq", pid 0, jiffies 4294956947 (age 31.790s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    06 00 07 40 00 00 00 00 00 00 00 00 00 00 00 00  ...@............
  backtrace:
    [<00000000a06802a4>] kmalloc include/linux/slab.h:560 [inline]
    [<00000000a06802a4>] sk_prot_alloc+0xae/0x170 net/core/sock.c:1693
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191
    [<0000000091968739>] scan_object mm/kmemleak.c:1357 [inline]
    [<0000000091968739>] scan_gray_list+0xdb/0x1a0 mm/kmemleak.c:1379
    [<0000000074f6530a>] kmemleak_scan+0x236/0x510 mm/kmemleak.c:1487

BUG: memory leak
unreferenced object 0xffff888110e7a7c0 (size 32):
  comm "softirq", pid 0, jiffies 4294956947 (age 31.790s)
  hex dump (first 32 bytes):
    00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00  ................
    03 00 00 00 03 00 00 00 0f 00 00 00 00 00 00 00  ................
  backtrace:
    [<00000000e685169c>] kmalloc include/linux/slab.h:555 [inline]
    [<00000000e685169c>] kzalloc include/linux/slab.h:669 [inline]
    [<00000000e685169c>] selinux_sk_alloc_security+0x46/0xb0 security/selinux/hooks.c:5124
    [<000000007e7bc659>] security_sk_alloc+0x33/0x60 security/security.c:2180
    [<0000000012245717>] sk_prot_alloc+0xc9/0x170 net/core/sock.c:1696
    [<000000005770264e>] sk_alloc+0x30/0x330 net/core/sock.c:1747
    [<00000000de698dc9>] nr_make_new net/netrom/af_netrom.c:476 [inline]
    [<00000000de698dc9>] nr_rx_frame+0x428/0xa30 net/netrom/af_netrom.c:959
    [<000000004b147d47>] nr_loopback_timer+0x48/0xd0 net/netrom/nr_loopback.c:59
    [<00000000cd89bec8>] call_timer_fn+0x3a/0x1d0 kernel/time/timer.c:1404
    [<00000000876c72d0>] expire_timers kernel/time/timer.c:1449 [inline]
    [<00000000876c72d0>] __run_timers.part.0+0x207/0x340 kernel/time/timer.c:1773
    [<00000000e7c3f0b5>] __run_timers kernel/time/timer.c:1745 [inline]
    [<00000000e7c3f0b5>] run_timer_softirq+0x36/0x80 kernel/time/timer.c:1786
    [<0000000020d04c52>] __do_softirq+0x116/0x36f kernel/softirq.c:292
    [<00000000846a63fd>] asm_call_on_stack+0xf/0x20 arch/x86/entry/entry_64.S:711
    [<00000000e2f02364>] __run_on_irqstack arch/x86/include/asm/irq_stack.h:22 [inline]
    [<00000000e2f02364>] run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:48 [inline]
    [<00000000e2f02364>] do_softirq_own_stack+0x5a/0x70 arch/x86/kernel/irq_64.c:77
    [<00000000c10e971c>] invoke_softirq kernel/softirq.c:387 [inline]
    [<00000000c10e971c>] __irq_exit_rcu kernel/softirq.c:417 [inline]
    [<00000000c10e971c>] irq_exit_rcu+0x117/0x120 kernel/softirq.c:429
    [<0000000085e50b99>] sysvec_apic_timer_interrupt+0x46/0xe0 arch/x86/kernel/apic/apic.c:1091
    [<0000000004491296>] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:587
    [<00000000fd00411e>] arch_local_irq_restore arch/x86/include/asm/paravirt.h:765 [inline]
    [<00000000fd00411e>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline]
    [<00000000fd00411e>] _raw_spin_unlock_irqrestore+0x20/0x50 kernel/locking/spinlock.c:191

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