======================================
| [ 1878.532423][ C0] #0: ffffffff9398b660 (rcu_read_lock){....}-{1:3}, at: unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
| [ 1878.533115][ C0] #1: ffffffff9398b540 (rcu_callback){....}-{0:0}, at: rcu_do_batch (./include/linux/rcupdate.h:331 kernel/rcu/tree.c:2570) 
| [ 1878.533798][    C0]
| [ 1878.533798][    C0] stack backtrace:
[ 1878.534266][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1878.534269][    C0] Call Trace:
[ 1878.534271][    C0]  <IRQ>
[ 1878.534274][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1878.534285][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 1878.534294][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 1878.534302][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1878.534308][ C0] ? save_trace (kernel/locking/lockdep.c:595) 
[ 1878.534318][ C0] mark_lock (kernel/locking/lockdep.c:4756) 
[ 1878.534324][ C0] mark_usage (kernel/locking/lockdep.c:4645) 
[ 1878.534329][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 1878.534334][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1878.534340][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 1878.534345][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1878.534351][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1878.534358][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1878.534362][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1878.534369][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 1878.534375][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1878.534379][ C0] simple_pin_fs (fs/libfs.c:1067) 
[ 1878.534384][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 1878.534390][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1878.534399][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1878.534403][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1878.534412][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1878.534418][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1878.534423][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1878.534429][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1878.534435][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1878.534442][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1878.534446][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.534450][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1878.534458][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1878.534468][ C0] ? set_track_prepare (mm/slub.c:936) 
[ 1878.534474][ C0] ? ___slab_alloc (mm/slub.c:967 mm/slub.c:3848) 
[ 1878.534480][ C0] ? __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 1878.534485][ C0] ? kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1878.534494][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1878.534503][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1878.534509][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1878.534514][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1878.534524][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1878.534532][ C0] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 1878.534536][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 1878.534544][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1878.534553][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1878.534562][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1878.534567][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1878.534571][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1878.534577][    C0]  </IRQ>
[ 1878.534579][    C0]  <TASK>
[ 1878.534582][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1878.534586][ C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1878.534591][ C0] Code: ff ff ff 65 0f c1 05 1d 2e c9 05 83 f8 01 0f 85 3e 01 00 00 9c 58 f6 c4 02 0f 85 29 01 00 00 48 85 db 74 01 fb 48 8b 44 24 30 <65> 48 2b 05 8e ed c8 05 0f 85 3a 01 00 00 48 83 c4 38 5b 5d 41 5c
All code
========
   0:	ff                   	(bad)
   1:	ff                   	(bad)
   2:	ff 65 0f             	jmp    *0xf(%rbp)
   5:	c1 05 1d 2e c9 05 83 	roll   $0x83,0x5c92e1d(%rip)        # 0x5c92e29
   c:	f8                   	clc
   d:	01 0f                	add    %ecx,(%rdi)
   f:	85 3e                	test   %edi,(%rsi)
  11:	01 00                	add    %eax,(%rax)
  13:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  1a:	85 29                	test   %ebp,(%rcx)
  1c:	01 00                	add    %eax,(%rax)
  1e:	00 48 85             	add    %cl,-0x7b(%rax)
  21:	db 74 01 fb          	(bad)  -0x5(%rcx,%rax,1)
  25:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
  2a:*	65 48 2b 05 8e ed c8 	sub    %gs:0x5c8ed8e(%rip),%rax        # 0x5c8edc0		<-- trapping instruction
  31:	05 
  32:	0f 85 3a 01 00 00    	jne    0x172
  38:	48 83 c4 38          	add    $0x38,%rsp
  3c:	5b                   	pop    %rbx
  3d:	5d                   	pop    %rbp
  3e:	41 5c                	pop    %r12

Code starting with the faulting instruction
===========================================
   0:	65 48 2b 05 8e ed c8 	sub    %gs:0x5c8ed8e(%rip),%rax        # 0x5c8ed96
   7:	05 
   8:	0f 85 3a 01 00 00    	jne    0x148
   e:	48 83 c4 38          	add    $0x38,%rsp
  12:	5b                   	pop    %rbx
  13:	5d                   	pop    %rbp
  14:	41 5c                	pop    %r12
[ 1878.534594][    C0] RSP: 0018:ffffc90000d07848 EFLAGS: 00000206
[ 1878.534600][    C0] RAX: 1da6345d0796c300 RBX: 0000000000000200 RCX: 0000000000000001
[ 1878.534604][    C0] RDX: 0000000000000000 RSI: ffffffff92eff232 RDI: ffffffff926568c0
[ 1878.534607][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 1878.534610][    C0] R10: 0000000000000000 R11: ffffffff9398b660 R12: 0000000000000002
[ 1878.534613][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff9398b660
[ 1878.534625][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1878.534630][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1878.534634][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.534641][ C0] unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.534645][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.534649][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534660][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1878.534666][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534671][ C0] ? kernel_text_address (kernel/extable.c:99) 
[ 1878.534680][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1878.534687][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1878.534697][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534705][ C0] stack_trace_save (kernel/stacktrace.c:123) 
[ 1878.534710][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1878.534717][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1878.534723][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1878.534727][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1878.534733][ C0] set_track_prepare (mm/slub.c:936) 
[ 1878.534738][ C0] ? kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1878.534743][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534749][ C0] ? get_partial_node.part.0 (mm/slub.c:2902) 
[ 1878.534759][ C0] ___slab_alloc (mm/slub.c:967 mm/slub.c:3848) 
[ 1878.534766][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534774][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534779][ C0] __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 1878.534787][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534792][ C0] kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1878.534798][ C0] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 1878.534807][ C0] fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.534814][ C0] __fuse_simple_request (fs/fuse/dev.c:654) 
[ 1878.534822][ C0] fuse_file_put (fs/fuse/file.c:98 fs/fuse/file.c:115 fs/fuse/file.c:102) 
[ 1878.534833][ C0] fuse_release (fs/fuse/file.c:383) 
[ 1878.534839][ C0] __fput (fs/file_table.c:465) 
[ 1878.534853][ C0] task_work_run (kernel/task_work.c:227 (discriminator 1)) 
[ 1878.534861][ C0] ? __pfx_task_work_run (kernel/task_work.c:195) 
[ 1878.534867][ C0] ? kmem_cache_free (mm/slub.c:4642 mm/slub.c:4744) 
[ 1878.534872][ C0] ? refcount_dec_and_lock (lib/refcount.c:146) 
[ 1878.534879][ C0] ? do_exit (./include/linux/task_work.h:40 kernel/exit.c:959) 
[ 1878.534888][ C0] do_exit (kernel/exit.c:960) 
[ 1878.534893][ C0] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 1878.534900][ C0] do_group_exit (kernel/exit.c:1089) 
[ 1878.534908][ C0] __x64_sys_exit_group (kernel/exit.c:1117) 
[ 1878.534913][ C0] x64_sys_call (arch/x86/entry/syscall_64.c:37) 
[ 1878.534919][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1878.534929][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1878.534933][    C0] RIP: 0033:0x7f173a835abd
[ 1878.534938][ C0] Code: Unable to access opcode bytes at 0x7f173a835a93.

Code starting with the faulting instruction
===========================================
[ 1878.534941][    C0] RSP: 002b:00007ffc03885a78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 1878.534946][    C0] RAX: ffffffffffffffda RBX: 00007f173a9129c0 RCX: 00007f173a835abd
[ 1878.534950][    C0] RDX: 00000000000000e7 RSI: ffffffffffffff80 RDI: 0000000000000000
[ 1878.534953][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000030
[ 1878.534956][    C0] R10: 00007ffc03885900 R11: 0000000000000246 R12: 00007f173a9129c0
[ 1878.534959][    C0] R13: 00007f173a917ee0 R14: 0000000000000004 R15: 00007f173a917ec8
| [ 1878.591398][    C0] RCU nest depth: 1, expected: 0
| [ 1878.591755][    C0] INFO: lockdep is turned off.
| [ 1878.592370][    C0] Preemption disabled at:
| [ 1878.592373][ C0] __slab_alloc.constprop.0 (mm/slub.c:3945) 
[ 1878.593036][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1878.593039][    C0] Call Trace:
[ 1878.593042][    C0]  <IRQ>
[ 1878.593045][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1878.593054][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 1878.593066][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1878.593072][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1878.593076][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1878.593082][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1878.593090][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 1878.593097][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1878.593103][ C0] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 1878.593108][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1878.593116][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1878.593122][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1878.593128][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1878.593134][ C0] ? __sk_destruct (./include/linux/instrumented.h:96 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/net_namespace.h:287 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1878.593139][ C0] ? rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1878.593146][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1878.593150][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1878.593155][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1878.593161][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1878.593167][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1878.593171][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.593177][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1878.593183][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1878.593189][ C0] ? set_track_prepare (mm/slub.c:936) 
[ 1878.593194][ C0] ? ___slab_alloc (mm/slub.c:967 mm/slub.c:3848) 
[ 1878.593199][ C0] ? __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 1878.593204][ C0] ? kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1878.593213][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1878.593220][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1878.593226][ C0] ? rcu_do_batch (kernel/rcu/tree.c:2576) 
[ 1878.593231][ C0] rcu_do_batch (./include/linux/rcupdate.h:341 kernel/rcu/tree.c:2578) 
[ 1878.593241][ C0] ? __pfx_rcu_do_batch (kernel/rcu/tree.c:2500) 
[ 1878.593249][ C0] ? note_gp_changes (kernel/rcu/tree.c:1326 (discriminator 1)) 
[ 1878.593253][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 1878.593262][ C0] rcu_core (kernel/rcu/tree.c:2834) 
[ 1878.593269][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1878.593278][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1878.593283][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1878.593287][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1878.593293][    C0]  </IRQ>
[ 1878.593295][    C0]  <TASK>
[ 1878.593298][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1878.593302][ C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1878.593308][ C0] Code: ff ff ff 65 0f c1 05 1d 2e c9 05 83 f8 01 0f 85 3e 01 00 00 9c 58 f6 c4 02 0f 85 29 01 00 00 48 85 db 74 01 fb 48 8b 44 24 30 <65> 48 2b 05 8e ed c8 05 0f 85 3a 01 00 00 48 83 c4 38 5b 5d 41 5c
All code
========
   0:	ff                   	(bad)
   1:	ff                   	(bad)
   2:	ff 65 0f             	jmp    *0xf(%rbp)
   5:	c1 05 1d 2e c9 05 83 	roll   $0x83,0x5c92e1d(%rip)        # 0x5c92e29
   c:	f8                   	clc
   d:	01 0f                	add    %ecx,(%rdi)
   f:	85 3e                	test   %edi,(%rsi)
  11:	01 00                	add    %eax,(%rax)
  13:	00 9c 58 f6 c4 02 0f 	add    %bl,0xf02c4f6(%rax,%rbx,2)
  1a:	85 29                	test   %ebp,(%rcx)
  1c:	01 00                	add    %eax,(%rax)
  1e:	00 48 85             	add    %cl,-0x7b(%rax)
  21:	db 74 01 fb          	(bad)  -0x5(%rcx,%rax,1)
  25:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
  2a:*	65 48 2b 05 8e ed c8 	sub    %gs:0x5c8ed8e(%rip),%rax        # 0x5c8edc0		<-- trapping instruction
  31:	05 
  32:	0f 85 3a 01 00 00    	jne    0x172
  38:	48 83 c4 38          	add    $0x38,%rsp
  3c:	5b                   	pop    %rbx
  3d:	5d                   	pop    %rbp
  3e:	41 5c                	pop    %r12

Code starting with the faulting instruction
===========================================
   0:	65 48 2b 05 8e ed c8 	sub    %gs:0x5c8ed8e(%rip),%rax        # 0x5c8ed96
   7:	05 
   8:	0f 85 3a 01 00 00    	jne    0x148
   e:	48 83 c4 38          	add    $0x38,%rsp
  12:	5b                   	pop    %rbx
  13:	5d                   	pop    %rbp
  14:	41 5c                	pop    %r12
[ 1878.593313][    C0] RSP: 0018:ffffc90000d07848 EFLAGS: 00000206
[ 1878.593318][    C0] RAX: 1da6345d0796c300 RBX: 0000000000000200 RCX: 0000000000000001
[ 1878.593322][    C0] RDX: 0000000000000000 RSI: ffffffff92eff232 RDI: ffffffff926568c0
[ 1878.593325][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 1878.593328][    C0] R10: 0000000000000000 R11: ffffffff9398b660 R12: 0000000000000002
[ 1878.593331][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff9398b660
[ 1878.593342][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1878.593348][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1878.593352][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.593359][ C0] unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.593363][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1878.593368][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593378][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1878.593386][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593391][ C0] ? kernel_text_address (kernel/extable.c:99) 
[ 1878.593398][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1878.593405][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1878.593414][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593422][ C0] stack_trace_save (kernel/stacktrace.c:123) 
[ 1878.593427][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1878.593434][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1878.593440][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1878.593444][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1878.593450][ C0] set_track_prepare (mm/slub.c:936) 
[ 1878.593455][ C0] ? kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1878.593460][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593466][ C0] ? get_partial_node.part.0 (mm/slub.c:2902) 
[ 1878.593476][ C0] ___slab_alloc (mm/slub.c:967 mm/slub.c:3848) 
[ 1878.593482][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593491][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593496][ C0] __slab_alloc.constprop.0 (mm/slub.c:3948) 
[ 1878.593504][ C0] ? fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593509][ C0] kmem_cache_alloc_noprof (mm/slub.c:4023 mm/slub.c:4184 mm/slub.c:4203) 
[ 1878.593514][ C0] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 1878.593523][ C0] fuse_request_alloc (fs/fuse/dev.c:142) 
[ 1878.593529][ C0] __fuse_simple_request (fs/fuse/dev.c:654) 
[ 1878.593537][ C0] fuse_file_put (fs/fuse/file.c:98 fs/fuse/file.c:115 fs/fuse/file.c:102) 
[ 1878.593546][ C0] fuse_release (fs/fuse/file.c:383) 
[ 1878.593552][ C0] __fput (fs/file_table.c:465) 
[ 1878.593562][ C0] task_work_run (kernel/task_work.c:227 (discriminator 1)) 
[ 1878.593569][ C0] ? __pfx_task_work_run (kernel/task_work.c:195) 
[ 1878.593575][ C0] ? kmem_cache_free (mm/slub.c:4642 mm/slub.c:4744) 
[ 1878.593579][ C0] ? refcount_dec_and_lock (lib/refcount.c:146) 
[ 1878.593586][ C0] ? do_exit (./include/linux/task_work.h:40 kernel/exit.c:959) 
[ 1878.593594][ C0] do_exit (kernel/exit.c:960) 
[ 1878.593598][ C0] ? _raw_spin_unlock_irq (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 ./include/linux/spinlock_api_smp.h:159 kernel/locking/spinlock.c:202) 
[ 1878.593604][ C0] do_group_exit (kernel/exit.c:1089) 
[ 1878.593609][ C0] __x64_sys_exit_group (kernel/exit.c:1117) 
[ 1878.593612][ C0] x64_sys_call (arch/x86/entry/syscall_64.c:37) 
[ 1878.593616][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1878.593622][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1878.593625][    C0] RIP: 0033:0x7f173a835abd
[ 1878.593628][ C0] Code: Unable to access opcode bytes at 0x7f173a835a93.

Code starting with the faulting instruction
===========================================
[ 1878.593629][    C0] RSP: 002b:00007ffc03885a78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 1878.593632][    C0] RAX: ffffffffffffffda RBX: 00007f173a9129c0 RCX: 00007f173a835abd
[ 1878.593634][    C0] RDX: 00000000000000e7 RSI: ffffffffffffff80 RDI: 0000000000000000
[ 1878.593636][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000030
[ 1878.593638][    C0] R10: 00007ffc03885900 R11: 0000000000000246 R12: 00007f173a9129c0


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__might_resched:down_write:simple_recursive_removal:debugfs_remove:ref_tracker_dir_exit