======================================
| [ 1127.868090][ C0] #0: ffffffffa6577d20 (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) 
| [ 1127.868553][ C0] #1: ffffc90000007d60 ((&icsk->icsk_retransmit_timer)){+.-.}-{0:0}, at: call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
| [ 1127.869103][    C0]
| [ 1127.869103][    C0] stack backtrace:
[ 1127.869439][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1127.869442][    C0] Call Trace:
[ 1127.869444][    C0]  <IRQ>
[ 1127.869446][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1127.869457][ C0] print_usage_bug.part.0 (kernel/locking/lockdep.c:4048) 
[ 1127.869466][ C0] mark_lock_irq (kernel/locking/lockdep.c:4013 kernel/locking/lockdep.c:4059 kernel/locking/lockdep.c:4270) 
[ 1127.869470][ C0] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 1127.869478][ C0] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 1127.869481][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1127.869488][ C0] mark_lock (kernel/locking/lockdep.c:4756) 
[ 1127.869492][ C0] mark_usage (kernel/locking/lockdep.c:4645) 
[ 1127.869496][ C0] __lock_acquire (kernel/locking/lockdep.c:5194) 
[ 1127.869499][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1127.869504][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:473 kernel/locking/lockdep.c:5873) 
[ 1127.869508][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1127.869516][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.869522][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1127.869525][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1127.869530][ C0] _raw_spin_lock (./include/linux/spinlock_api_smp.h:134 kernel/locking/spinlock.c:154) 
[ 1127.869534][ C0] ? simple_pin_fs (fs/libfs.c:1067) 
[ 1127.869539][ C0] simple_pin_fs (fs/libfs.c:1067) 
[ 1127.869545][ C0] debugfs_remove (fs/debugfs/inode.c:805 fs/debugfs/inode.c:799) 
[ 1127.869551][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1127.869562][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1127.869571][ 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) 
[ 1127.869581][ C0] ? call_timer_fn (kernel/time/timer.c:1748) 
[ 1127.869588][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1127.869592][ C0] ? handle_softirqs (kernel/softirq.c:580) 
[ 1127.869599][ C0] ? __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1127.869602][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1127.869605][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1127.869610][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1127.869615][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1127.869619][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1127.869622][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1127.869627][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1127.869632][ C0] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1127.869638][ C0] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1127.869643][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1127.869648][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1127.869652][ C0] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1127.869658][ C0] call_timer_fn (kernel/time/timer.c:1748) 
[ 1127.869661][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1127.869664][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1127.869667][ C0] ? __pfx_call_timer_fn (kernel/time/timer.c:1724) 
[ 1127.869671][ C0] ? __run_timers (kernel/time/timer.c:1798 kernel/time/timer.c:2372) 
[ 1127.869675][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.869680][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2372) 
[ 1127.869683][ C0] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1127.869688][ C0] ? __pfx___run_timers (kernel/time/timer.c:2343) 
[ 1127.869692][ 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) 
[ 1127.869696][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1127.869699][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1127.869702][ C0] ? run_timer_base (kernel/time/timer.c:2384 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1127.869707][ C0] run_timer_base (kernel/time/timer.c:2385 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1127.869711][ C0] run_timer_softirq (kernel/time/timer.c:2404) 
[ 1127.869714][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1127.869720][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1127.869723][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1127.869725][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1127.869729][    C0]  </IRQ>
[ 1127.869730][    C0]  <TASK>
[ 1127.869731][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1127.869734][ C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1127.869739][ C0] Code: ff ff ff 65 0f c1 05 cd 07 39 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 3e c7 38 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 cd 07 39 05 83 	roll   $0x83,0x53907cd(%rip)        # 0x53907d9
   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 3e c7 38 	sub    %gs:0x538c73e(%rip),%rax        # 0x538c770		<-- 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 3e c7 38 	sub    %gs:0x538c73e(%rip),%rax        # 0x538c746
   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
[ 1127.869742][    C0] RSP: 0018:ffffc90004377298 EFLAGS: 00000206
[ 1127.869746][    C0] RAX: d2c4a751d1b04600 RBX: 0000000000000200 RCX: 0000000000000001
[ 1127.869748][    C0] RDX: 0000000000000000 RSI: ffffffffa608f1c7 RDI: ffffffffa5858be0
[ 1127.869749][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 1127.869751][    C0] R10: 0000000000000000 R11: ffffffffa6577d20 R12: 0000000000000002
[ 1127.869753][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffa6577d20
[ 1127.869758][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.869762][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1127.869765][ 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) 
[ 1127.869769][ C0] unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1127.869772][ 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) 
[ 1127.869776][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.869782][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1127.869786][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.869789][ C0] ? kernel_text_address (kernel/extable.c:99) 
[ 1127.869795][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1127.869799][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1127.869803][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.869807][ C0] stack_trace_save (kernel/stacktrace.c:123) 
[ 1127.869810][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1127.869813][ C0] ? kernel_text_address (kernel/extable.c:99) 
[ 1127.869817][ C0] ? __kernel_text_address (kernel/extable.c:79) 
[ 1127.869820][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1127.869824][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1127.869827][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1)) 
[ 1127.869830][ C0] kasan_save_stack (mm/kasan/common.c:48) 
[ 1127.869833][ C0] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1127.869836][ C0] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1127.869838][ C0] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 1127.869841][ C0] ? fuse_file_alloc (fs/fuse/file.c:64) 
[ 1127.869846][ C0] ? fuse_file_open (fs/fuse/file.c:134) 
[ 1127.869849][ C0] ? fuse_open (fs/fuse/file.c:175 fs/fuse/file.c:264) 
[ 1127.869852][ C0] ? do_dentry_open (fs/open.c:964) 
[ 1127.869854][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.869857][ C0] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 1127.869860][ C0] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 1127.869865][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1127.869872][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1127.869878][ C0] ? __create_object (mm/kmemleak.c:776) 
[ 1127.869885][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.869892][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.869901][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1127.869909][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 1127.869917][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1127.869925][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.869929][ C0] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 1127.869933][ C0] ? __kmalloc_cache_noprof (mm/slub.c:4360) 
[ 1127.869937][ C0] kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1127.869940][ C0] __kasan_kmalloc (mm/kasan/common.c:398) 
[ 1127.869943][ C0] fuse_file_alloc (fs/fuse/file.c:64) 
[ 1127.869947][ C0] fuse_file_open (fs/fuse/file.c:134) 
[ 1127.869952][ C0] fuse_open (fs/fuse/file.c:175 fs/fuse/file.c:264) 
[ 1127.869957][ C0] do_dentry_open (fs/open.c:964) 
[ 1127.869960][ C0] ? __pfx_fuse_open (fs/fuse/file.c:234) 
[ 1127.869965][ C0] vfs_open (fs/open.c:1094) 
[ 1127.869969][ C0] backing_file_open (fs/backing-file.c:45) 
[ 1127.869974][ C0] ? inode_owner_or_capable (./include/linux/mnt_idmapping.h:87 fs/inode.c:2591) 
[ 1127.869978][ C0] ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 1127.869983][ C0] ovl_open (fs/overlayfs/file.c:222) 
[ 1127.869986][ C0] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 1127.869989][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.869994][ C0] do_dentry_open (fs/open.c:964) 
[ 1127.869996][ C0] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 1127.870001][ C0] vfs_open (fs/open.c:1094) 
[ 1127.870005][ C0] do_open (fs/namei.c:3888) 
[ 1127.870011][ C0] path_openat (fs/namei.c:4046) 
[ 1127.870014][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1127.870017][ C0] ? __pfx_path_openat (fs/namei.c:4028) 
[ 1127.870019][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 1127.870026][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.870031][ C0] do_filp_open (fs/namei.c:4073) 
[ 1127.870033][ C0] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 1127.870037][ C0] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 1127.870039][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1127.870042][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1127.870048][ C0] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 1127.870053][ C0] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 1127.870058][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1127.870063][ C0] do_open_execat (fs/exec.c:833) 
[ 1127.870069][ C0] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 1127.870073][ C0] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 1127.870077][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.870081][ C0] alloc_bprm (fs/exec.c:1458) 
[ 1127.870086][ C0] do_execveat_common.isra.0 (fs/exec.c:1859) 
[ 1127.870090][ C0] ? getname_flags.part.0 (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:132 fs/namei.c:213) 
[ 1127.870094][ C0] __x64_sys_execve (fs/exec.c:2053) 
[ 1127.870097][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1127.870101][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1127.870104][    C0] RIP: 0033:0x7fa59802640b
[ 1127.870108][ C0] Code: c0 75 03 5f ff e7 c3 48 8b 0d f1 a9 1b 00 f7 d8 64 89 01 48 83 c8 ff c3 0f 1f 80 00 00 00 00 f3 0f 1e fa b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d c5 a9 1b 00 f7 d8 64 89 01 48
All code
========
   0:	c0 75 03 5f          	shlb   $0x5f,0x3(%rbp)
   4:	ff e7                	jmp    *%rdi
   6:	c3                   	ret
   7:	48 8b 0d f1 a9 1b 00 	mov    0x1ba9f1(%rip),%rcx        # 0x1ba9ff
   e:	f7 d8                	neg    %eax
  10:	64 89 01             	mov    %eax,%fs:(%rcx)
  13:	48 83 c8 ff          	or     $0xffffffffffffffff,%rax
  17:	c3                   	ret
  18:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1f:	f3 0f 1e fa          	endbr64
  23:	b8 3b 00 00 00       	mov    $0x3b,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9ff
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d c5 a9 1b 00 	mov    0x1ba9c5(%rip),%rcx        # 0x1ba9d5
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[ 1127.870111][    C0] RSP: 002b:00007fffa987e4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[ 1127.870114][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa59802640b
[ 1127.870116][    C0] RDX: 00005624bfb719d0 RSI: 00005624bfb4f8e0 RDI: 00005624bfa15850
[ 1127.870118][    C0] RBP: 00005624bfa15850 R08: 00007fffa987e410 R09: 0000000000000000
[ 1127.870120][    C0] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[ 1127.870122][    C0] R13: 00005624bfb4f8e0 R14: 00005624bfb719d0 R15: 00005624bfb48c20
| [ 1127.918858][    C0] RCU nest depth: 1, expected: 0
| [ 1127.919169][    C0] INFO: lockdep is turned off.
| [ 1127.919401][    C0] Preemption disabled at:
| [ 1127.919404][ C0] handle_softirqs (kernel/softirq.c:553) 
[ 1127.919918][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1127.919921][    C0] Call Trace:
[ 1127.919924][    C0]  <IRQ>
[ 1127.919929][ C0] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1127.919944][ C0] __might_resched (kernel/sched/core.c:8796) 
[ 1127.919956][ C0] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1127.919966][ C0] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1127.919971][ C0] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1127.919978][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.919987][ 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) 
[ 1127.919993][ C0] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1127.919996][ 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) 
[ 1127.919999][ C0] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1127.920007][ C0] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1127.920010][ C0] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1127.920017][ C0] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1127.920020][ 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) 
[ 1127.920029][ C0] ? call_timer_fn (kernel/time/timer.c:1748) 
[ 1127.920037][ C0] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1127.920040][ C0] ? handle_softirqs (kernel/softirq.c:580) 
[ 1127.920045][ C0] ? __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1127.920048][ C0] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1127.920051][ C0] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1127.920056][ C0] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1127.920061][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1127.920067][ C0] ? unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1127.920073][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1127.920078][ C0] ? stack_trace_save (kernel/stacktrace.c:123) 
[ 1127.920083][ C0] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1127.920090][ C0] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1127.920095][ C0] __put_net (net/core/net_namespace.c:732) 
[ 1127.920100][ C0] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1127.920104][ C0] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1127.920109][ C0] call_timer_fn (kernel/time/timer.c:1748) 
[ 1127.920112][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1127.920115][ C0] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1127.920118][ C0] ? __pfx_call_timer_fn (kernel/time/timer.c:1724) 
[ 1127.920123][ C0] ? __run_timers (kernel/time/timer.c:1798 kernel/time/timer.c:2372) 
[ 1127.920126][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.920132][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2372) 
[ 1127.920135][ C0] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1127.920139][ C0] ? __pfx___run_timers (kernel/time/timer.c:2343) 
[ 1127.920144][ 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) 
[ 1127.920148][ C0] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1127.920150][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1127.920154][ C0] ? run_timer_base (kernel/time/timer.c:2384 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1127.920158][ C0] run_timer_base (kernel/time/timer.c:2385 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1127.920162][ C0] run_timer_softirq (kernel/time/timer.c:2404) 
[ 1127.920165][ C0] handle_softirqs (kernel/softirq.c:580) 
[ 1127.920170][ C0] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1127.920174][ C0] irq_exit_rcu (kernel/softirq.c:698) 
[ 1127.920176][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1127.920180][    C0]  </IRQ>
[ 1127.920181][    C0]  <TASK>
[ 1127.920183][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1127.920185][ C0] RIP: 0010:lock_acquire.part.0 (kernel/locking/lockdep.c:5875) 
[ 1127.920190][ C0] Code: ff ff ff 65 0f c1 05 cd 07 39 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 3e c7 38 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 cd 07 39 05 83 	roll   $0x83,0x53907cd(%rip)        # 0x53907d9
   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 3e c7 38 	sub    %gs:0x538c73e(%rip),%rax        # 0x538c770		<-- 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 3e c7 38 	sub    %gs:0x538c73e(%rip),%rax        # 0x538c746
   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
[ 1127.920193][    C0] RSP: 0018:ffffc90004377298 EFLAGS: 00000206
[ 1127.920197][    C0] RAX: d2c4a751d1b04600 RBX: 0000000000000200 RCX: 0000000000000001
[ 1127.920199][    C0] RDX: 0000000000000000 RSI: ffffffffa608f1c7 RDI: ffffffffa5858be0
[ 1127.920201][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000001
[ 1127.920202][    C0] R10: 0000000000000000 R11: ffffffffa6577d20 R12: 0000000000000002
[ 1127.920204][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffffa6577d20
[ 1127.920210][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.920214][ C0] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1127.920217][ 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) 
[ 1127.920221][ C0] unwind_next_frame (./include/linux/rcupdate.h:842 ./include/linux/rcupdate.h:1155 arch/x86/kernel/unwind_orc.c:479) 
[ 1127.920224][ 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) 
[ 1127.920228][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.920234][ C0] ? __pfx_unwind_next_frame (arch/x86/kernel/unwind_orc.c:469) 
[ 1127.920239][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.920241][ C0] ? kernel_text_address (kernel/extable.c:99) 
[ 1127.920247][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1127.920253][ C0] arch_stack_walk (arch/x86/kernel/stacktrace.c:24) 
[ 1127.920261][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.920267][ C0] stack_trace_save (kernel/stacktrace.c:123) 
[ 1127.920274][ C0] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1127.920280][ C0] ? kernel_text_address (kernel/extable.c:99) 
[ 1127.920287][ C0] ? __kernel_text_address (kernel/extable.c:79) 
[ 1127.920294][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1127.920300][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1127.920304][ C0] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1)) 
[ 1127.920307][ C0] kasan_save_stack (mm/kasan/common.c:48) 
[ 1127.920310][ C0] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1127.920313][ C0] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1127.920316][ C0] ? __kasan_kmalloc (mm/kasan/common.c:398) 
[ 1127.920319][ C0] ? fuse_file_alloc (fs/fuse/file.c:64) 
[ 1127.920325][ C0] ? fuse_file_open (fs/fuse/file.c:134) 
[ 1127.920328][ C0] ? fuse_open (fs/fuse/file.c:175 fs/fuse/file.c:264) 
[ 1127.920331][ C0] ? do_dentry_open (fs/open.c:964) 
[ 1127.920334][ C0] ? vfs_open (fs/open.c:1094) 
[ 1127.920336][ C0] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 1127.920344][ C0] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 1127.920349][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1127.920355][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1127.920359][ C0] ? __create_object (mm/kmemleak.c:776) 
[ 1127.920364][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.920368][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.920372][ C0] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 1127.920377][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 1127.920381][ C0] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1127.920385][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1127.920389][ C0] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 1127.920392][ C0] ? __kmalloc_cache_noprof (mm/slub.c:4360) 
[ 1127.920397][ C0] kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1127.920400][ C0] __kasan_kmalloc (mm/kasan/common.c:398) 
[ 1127.920404][ C0] fuse_file_alloc (fs/fuse/file.c:64) 
[ 1127.920408][ C0] fuse_file_open (fs/fuse/file.c:134) 
[ 1127.920412][ C0] fuse_open (fs/fuse/file.c:175 fs/fuse/file.c:264) 
[ 1127.920417][ C0] do_dentry_open (fs/open.c:964) 
[ 1127.920419][ C0] ? __pfx_fuse_open (fs/fuse/file.c:234) 
[ 1127.920425][ C0] vfs_open (fs/open.c:1094) 
[ 1127.920429][ C0] backing_file_open (fs/backing-file.c:45) 
[ 1127.920436][ C0] ? inode_owner_or_capable (./include/linux/mnt_idmapping.h:87 fs/inode.c:2591) 
[ 1127.920440][ C0] ovl_open_realfile (fs/overlayfs/file.c:51) 
[ 1127.920445][ C0] ovl_open (fs/overlayfs/file.c:222) 
[ 1127.920448][ C0] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 1127.920451][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.920456][ C0] do_dentry_open (fs/open.c:964) 
[ 1127.920459][ C0] ? __pfx_ovl_open (fs/overlayfs/file.c:199) 
[ 1127.920463][ C0] vfs_open (fs/open.c:1094) 
[ 1127.920467][ C0] do_open (fs/namei.c:3888) 
[ 1127.920473][ C0] path_openat (fs/namei.c:4046) 
[ 1127.920476][ C0] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 1127.920479][ C0] ? __pfx_path_openat (fs/namei.c:4028) 
[ 1127.920481][ C0] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 1127.920486][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.920491][ C0] do_filp_open (fs/namei.c:4073) 
[ 1127.920494][ C0] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 1127.920497][ C0] ? __pfx_do_filp_open (fs/namei.c:4067) 
[ 1127.920500][ C0] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1127.920503][ C0] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1127.920509][ C0] ? __pfx_page_put_link (fs/namei.c:5478) 
[ 1127.920513][ C0] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 1127.920518][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 1127.920523][ C0] do_open_execat (fs/exec.c:833) 
[ 1127.920529][ C0] ? __pfx_do_open_execat (fs/exec.c:815) 
[ 1127.920533][ C0] ? __might_fault (mm/memory.c:7151 mm/memory.c:7145) 
[ 1127.920537][ C0] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 1127.920542][ C0] alloc_bprm (fs/exec.c:1458) 
[ 1127.920546][ C0] do_execveat_common.isra.0 (fs/exec.c:1859) 
[ 1127.920550][ C0] ? getname_flags.part.0 (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 fs/namei.c:132 fs/namei.c:213) 
[ 1127.920554][ C0] __x64_sys_execve (fs/exec.c:2053) 
[ 1127.920558][ C0] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1127.920561][ C0] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1127.920567][    C0] RIP: 0033:0x7fa59802640b
[ 1127.920577][ C0] Code: Unable to access opcode bytes at 0x7fa5980263e1.

Code starting with the faulting instruction
===========================================
[ 1127.920578][    C0] RSP: 002b:00007fffa987e4c8 EFLAGS: 00000246 ORIG_RAX: 000000000000003b
[ 1127.920581][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa59802640b
[ 1127.920583][    C0] RDX: 00005624bfb719d0 RSI: 00005624bfb4f8e0 RDI: 00005624bfa15850
[ 1127.920585][    C0] RBP: 00005624bfa15850 R08: 00007fffa987e410 R09: 0000000000000000
[ 1127.920587][    C0] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000ffffffff
[ 1127.920589][    C0] R13: 00005624bfb4f8e0 R14: 00005624bfb719d0 R15: 00005624bfb48c20
| [ 1160.626071][    C1] INFO: lockdep is turned off.
| [ 1160.626304][    C1] Preemption disabled at:
| [ 1160.626306][ C1] handle_softirqs (kernel/softirq.c:553) 
| [ 1160.626793][    C1] Tainted: [W]=WARN
[ 1160.626795][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1160.626797][    C1] Call Trace:
[ 1160.626800][    C1]  <IRQ>
[ 1160.626802][ C1] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1160.626812][ C1] __might_resched (kernel/sched/core.c:8796) 
[ 1160.626818][ C1] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1160.626824][ C1] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1160.626827][ C1] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1160.626833][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.626844][ C1] ? 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) 
[ 1160.626852][ C1] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1160.626857][ C1] ? 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) 
[ 1160.626862][ C1] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1160.626869][ C1] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1160.626873][ C1] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1160.626880][ C1] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1160.626884][ C1] ? __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) 
[ 1160.626891][ C1] ? call_timer_fn (kernel/time/timer.c:1748) 
[ 1160.626898][ C1] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1160.626902][ C1] ? handle_softirqs (kernel/softirq.c:580) 
[ 1160.626905][ C1] ? __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1160.626909][ C1] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1160.626911][ C1] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1160.626917][ C1] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1160.626922][ C1] ? debug_lockdep_rcu_enabled (kernel/rcu/update.c:320 (discriminator 4)) 
[ 1160.626926][ C1] ? __is_insn_slot_addr (./include/linux/rcupdate.h:869 kernel/kprobes.c:307) 
[ 1160.626931][ C1] ? kernel_text_address (kernel/extable.c:123 kernel/extable.c:94) 
[ 1160.626937][ C1] ? __kernel_text_address (kernel/extable.c:79) 
[ 1160.626940][ C1] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1160.626945][ C1] ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 1160.626950][ C1] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1160.626954][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.626959][ C1] __put_net (net/core/net_namespace.c:732) 
[ 1160.626963][ C1] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1160.626967][ C1] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1160.626971][ C1] call_timer_fn (kernel/time/timer.c:1748) 
[ 1160.626974][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1160.626977][ C1] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1160.626980][ C1] ? __pfx_call_timer_fn (kernel/time/timer.c:1724) 
[ 1160.626982][ C1] ? nohz_balance_exit_idle (kernel/sched/fair.c:12488) 
[ 1160.626991][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.626995][ C1] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2372) 
[ 1160.626999][ C1] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1160.627003][ C1] ? __pfx___run_timers (kernel/time/timer.c:2343) 
[ 1160.627006][ C1] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 1160.627010][ C1] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 1160.627014][ C1] ? 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) 
[ 1160.627017][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1160.627020][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1160.627023][ C1] ? run_timer_base (kernel/time/timer.c:2384 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1160.627028][ C1] run_timer_base (kernel/time/timer.c:2385 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1160.627031][ C1] run_timer_softirq (kernel/time/timer.c:2404) 
[ 1160.627034][ C1] handle_softirqs (kernel/softirq.c:580) 
[ 1160.627040][ C1] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1160.627043][ C1] irq_exit_rcu (kernel/softirq.c:698) 
[ 1160.627045][ C1] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1160.627049][    C1]  </IRQ>
[ 1160.627050][    C1]  <TASK>
[ 1160.627051][ C1] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1160.627054][ C1] RIP: 0010:debug_lockdep_rcu_enabled (kernel/rcu/update.c:320 (discriminator 4)) 
[ 1160.627059][ C1] Code: 1f 84 00 00 00 00 00 0f 1f 44 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 8b 05 96 36 bf 01 85 c0 74 20 <8b> 05 20 46 bf 01 85 c0 74 16 65 48 8b 05 e8 f2 b5 02 8b 80 5c 0a
All code
========
   0:	1f                   	(bad)
   1:	84 00                	test   %al,(%rax)
   3:	00 00                	add    %al,(%rax)
   5:	00 00                	add    %al,(%rax)
   7:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	90                   	nop
  1c:	f3 0f 1e fa          	endbr64
  20:	8b 05 96 36 bf 01    	mov    0x1bf3696(%rip),%eax        # 0x1bf36bc
  26:	85 c0                	test   %eax,%eax
  28:	74 20                	je     0x4a
  2a:*	8b 05 20 46 bf 01    	mov    0x1bf4620(%rip),%eax        # 0x1bf4650		<-- trapping instruction
  30:	85 c0                	test   %eax,%eax
  32:	74 16                	je     0x4a
  34:	65 48 8b 05 e8 f2 b5 	mov    %gs:0x2b5f2e8(%rip),%rax        # 0x2b5f324
  3b:	02 
  3c:	8b                   	.byte 0x8b
  3d:	80                   	.byte 0x80
  3e:	5c                   	pop    %rsp
  3f:	0a                   	.byte 0xa

Code starting with the faulting instruction
===========================================
   0:	8b 05 20 46 bf 01    	mov    0x1bf4620(%rip),%eax        # 0x1bf4626
   6:	85 c0                	test   %eax,%eax
   8:	74 16                	je     0x20
   a:	65 48 8b 05 e8 f2 b5 	mov    %gs:0x2b5f2e8(%rip),%rax        # 0x2b5f2fa
  11:	02 
  12:	8b                   	.byte 0x8b
  13:	80                   	.byte 0x80
  14:	5c                   	pop    %rsp
  15:	0a                   	.byte 0xa
[ 1160.627063][    C1] RSP: 0018:ffffc900063b7420 EFLAGS: 00000202
[ 1160.627069][    C1] RAX: 0000000000000002 RBX: ffffffffa661bc48 RCX: 0000000000000002
[ 1160.627073][    C1] RDX: 1ffffffff4cc3789 RSI: ffffffffa5858b60 RDI: ffffffffa60ffe28
[ 1160.627076][    C1] RBP: 00007fa598100a47 R08: 0000000000000000 R09: 0000000000000000
[ 1160.627079][    C1] R10: ffffffffa2de3db9 R11: ffffc900063b74d8 R12: 0000000000000000
[ 1160.627082][    C1] R13: ffffffffa661bc48 R14: ffff88800e244640 R15: 0000000000092800
[ 1160.627086][ C1] ? __is_insn_slot_addr (./include/linux/rcupdate.h:331 ./include/linux/rcupdate.h:841 kernel/kprobes.c:299) 
[ 1160.627092][ C1] __is_insn_slot_addr (./include/linux/rcupdate.h:869 kernel/kprobes.c:307) 
[ 1160.627096][ C1] kernel_text_address (kernel/extable.c:123 kernel/extable.c:94) 
[ 1160.627100][ C1] __kernel_text_address (kernel/extable.c:79) 
[ 1160.627103][ C1] unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364) 
[ 1160.627106][ C1] ? __pfx_stack_trace_consume_entry (kernel/stacktrace.c:83) 
[ 1160.627112][ C1] arch_stack_walk (arch/x86/kernel/stacktrace.c:26) 
[ 1160.627118][ C1] stack_trace_save (kernel/stacktrace.c:123) 
[ 1160.627121][ C1] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) 
[ 1160.627127][ C1] kasan_save_stack (mm/kasan/common.c:48) 
[ 1160.627133][ C1] ? kasan_save_stack (mm/kasan/common.c:48) 
[ 1160.627136][ C1] ? kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1160.627139][ C1] ? __kasan_slab_alloc (mm/kasan/common.c:348) 
[ 1160.627142][ C1] ? kmem_cache_alloc_noprof (./include/linux/kasan.h:250 mm/slub.c:4147 mm/slub.c:4196 mm/slub.c:4203) 
[ 1160.627147][ C1] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1160.627153][ C1] ? __create_object (mm/kmemleak.c:770) 
[ 1160.627156][ C1] ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 1160.627158][ C1] ? anon_vma_clone (mm/rmap.c:142 mm/rmap.c:288) 
[ 1160.627163][ C1] ? anon_vma_fork (mm/rmap.c:351) 
[ 1160.627166][ C1] ? dup_mmap (kernel/fork.c:690) 
[ 1160.627171][ C1] ? copy_mm (kernel/fork.c:1738 kernel/fork.c:1789) 
[ 1160.627174][ C1] ? copy_process (kernel/fork.c:2429) 
[ 1160.627177][ C1] ? kernel_clone (./include/linux/random.h:26 kernel/fork.c:2860) 
[ 1160.627179][ C1] ? __do_sys_clone (kernel/fork.c:2991) 
[ 1160.627181][ C1] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1160.627185][ C1] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1160.627189][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.627192][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1160.627199][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1160.627204][ C1] ? get_partial_node.part.0 (mm/slub.c:2902) 
[ 1160.627209][ C1] ? ___slab_alloc (mm/slub.c:2863 mm/slub.c:2980 mm/slub.c:3838) 
[ 1160.627213][ C1] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1160.627216][ C1] ? anon_vma_clone (mm/rmap.c:285) 
[ 1160.627218][ C1] ? anon_vma_fork (mm/rmap.c:351) 
[ 1160.627222][ C1] ? __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1160.627225][ C1] kasan_save_track (./arch/x86/include/asm/current.h:25 mm/kasan/common.c:60 mm/kasan/common.c:69) 
[ 1160.627228][ C1] __kasan_slab_alloc (mm/kasan/common.c:348) 
[ 1160.627232][ C1] kmem_cache_alloc_noprof (./include/linux/kasan.h:250 mm/slub.c:4147 mm/slub.c:4196 mm/slub.c:4203) 
[ 1160.627235][ C1] ? anon_vma_clone (mm/rmap.c:142 mm/rmap.c:288) 
[ 1160.627237][ C1] ? rcu_watching_snap_stopped_since (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 ./include/linux/context_tracking_state.h:75 kernel/rcu/tree.c:325) 
[ 1160.627242][ C1] __alloc_object (mm/kmemleak.c:481 mm/kmemleak.c:661) 
[ 1160.627246][ C1] __create_object (mm/kmemleak.c:770) 
[ 1160.627250][ C1] kmem_cache_alloc_noprof (./include/linux/kmemleak.h:43 mm/slub.c:4151 mm/slub.c:4196 mm/slub.c:4203) 
[ 1160.627253][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.627258][ C1] anon_vma_clone (mm/rmap.c:142 mm/rmap.c:288) 
[ 1160.627262][ C1] ? kmem_cache_alloc_noprof (mm/slub.c:4209) 
[ 1160.627265][ C1] anon_vma_fork (mm/rmap.c:351) 
[ 1160.627269][ C1] dup_mmap (kernel/fork.c:690) 
[ 1160.627275][ C1] ? __pfx_dup_mmap (kernel/fork.c:609) 
[ 1160.627278][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1160.627282][ C1] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 1160.627287][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.627290][ C1] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1160.627293][ C1] ? copy_mm (kernel/fork.c:1737 kernel/fork.c:1789) 
[ 1160.627298][ C1] copy_mm (kernel/fork.c:1738 kernel/fork.c:1789) 
[ 1160.627303][ C1] copy_process (kernel/fork.c:2429) 
[ 1160.627308][ C1] ? __pfx_copy_process (kernel/fork.c:2178) 
[ 1160.627313][ C1] ? 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) 
[ 1160.627317][ C1] kernel_clone (./include/linux/random.h:26 kernel/fork.c:2860) 
[ 1160.627320][ C1] ? __pfx_kernel_clone (kernel/fork.c:2819) 
[ 1160.627323][ C1] ? 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) 
[ 1160.627326][ C1] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1160.627329][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.627333][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1160.627337][ C1] __do_sys_clone (kernel/fork.c:2991) 
[ 1160.627340][ C1] ? __pfx___do_sys_clone (kernel/fork.c:2991) 
[ 1160.627342][ C1] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 1160.627349][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1160.627353][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40) 
[ 1160.627356][ C1] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 1160.627359][ C1] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1160.627362][    C1] RIP: 0033:0x7fa598100a47
[ 1160.627366][ C1] Code: 00 00 00 f3 0f 1e fa 64 48 8b 04 25 10 00 00 00 45 31 c0 31 d2 31 f6 bf 11 00 20 01 4c 8d 90 d0 02 00 00 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 39 41 89 c0 85 c0 75 2a 64 48 8b 04 25 10 00
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 f3                	add    %dh,%bl
   4:	0f 1e fa             	nop    %edx
   7:	64 48 8b 04 25 10 00 	mov    %fs:0x10,%rax
   e:	00 00 
  10:	45 31 c0             	xor    %r8d,%r8d
  13:	31 d2                	xor    %edx,%edx
  15:	31 f6                	xor    %esi,%esi
  17:	bf 11 00 20 01       	mov    $0x1200011,%edi
  1c:	4c 8d 90 d0 02 00 00 	lea    0x2d0(%rax),%r10
  23:	b8 38 00 00 00       	mov    $0x38,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 39                	ja     0x6b
  32:	41 89 c0             	mov    %eax,%r8d
  35:	85 c0                	test   %eax,%eax
  37:	75 2a                	jne    0x63
  39:	64                   	fs
  3a:	48                   	rex.W
  3b:	8b                   	.byte 0x8b
  3c:	04 25                	add    $0x25,%al
  3e:	10 00                	adc    %al,(%rax)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 39                	ja     0x41
   8:	41 89 c0             	mov    %eax,%r8d
   b:	85 c0                	test   %eax,%eax
   d:	75 2a                	jne    0x39
   f:	64                   	fs
  10:	48                   	rex.W
  11:	8b                   	.byte 0x8b
  12:	04 25                	add    $0x25,%al
  14:	10 00                	adc    %al,(%rax)
[ 1160.627368][    C1] RSP: 002b:00007fffa987d718 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
[ 1160.627371][    C1] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fa598100a47
[ 1160.627373][    C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
[ 1160.627375][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000562485ac219e
[ 1160.627376][    C1] R10: 00007fa597fe5a10 R11: 0000000000000246 R12: 0000000000000000
[ 1160.627378][    C1] R13: 00007fffa987d850 R14: 0000562485ad4f27 R15: 0000000000002801
| [ 1234.355483][    C2] INFO: lockdep is turned off.
| [ 1234.355678][    C2] Preemption disabled at:
| [ 1234.355680][ C2] 0x0 
| [ 1234.356082][    C2] Tainted: [W]=WARN
[ 1234.356084][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 1234.356086][    C2] Call Trace:
[ 1234.356089][    C2]  <IRQ>
[ 1234.356093][ C2] dump_stack_lvl (lib/dump_stack.c:123) 
[ 1234.356105][ C2] __might_resched (kernel/sched/core.c:8796) 
[ 1234.356113][ C2] down_write (./include/linux/kernel.h:73 kernel/locking/rwsem.c:1576) 
[ 1234.356119][ C2] ? __pfx_down_write (kernel/locking/rwsem.c:1575) 
[ 1234.356122][ C2] ? simple_recursive_removal (fs/libfs.c:614) 
[ 1234.356128][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1234.356136][ C2] ? 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) 
[ 1234.356142][ C2] simple_recursive_removal (./include/linux/dcache.h:409 ./include/linux/dcache.h:424 ./include/linux/dcache.h:434 fs/libfs.c:617) 
[ 1234.356145][ C2] ? 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) 
[ 1234.356148][ C2] ? __pfx_remove_one (fs/debugfs/inode.c:780) 
[ 1234.356155][ C2] debugfs_remove (fs/debugfs/inode.c:806 fs/debugfs/inode.c:799) 
[ 1234.356158][ C2] ref_tracker_dir_exit (lib/ref_tracker.c:412 lib/ref_tracker.c:196) 
[ 1234.356166][ C2] ? __pfx_ref_tracker_free (lib/ref_tracker.c:254) 
[ 1234.356170][ C2] ? __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) 
[ 1234.356178][ C2] ? call_timer_fn (kernel/time/timer.c:1748) 
[ 1234.356185][ C2] ? __pfx_ref_tracker_dir_exit (lib/ref_tracker.c:190) 
[ 1234.356189][ C2] ? handle_softirqs (kernel/softirq.c:580) 
[ 1234.356197][ C2] ? __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1234.356200][ C2] ? irq_exit_rcu (kernel/softirq.c:698) 
[ 1234.356202][ C2] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1234.356208][ C2] ? asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1234.356212][ C2] ? pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1234.356216][ C2] ? default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1234.356219][ C2] ? default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1234.356221][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1234.356227][ C2] ? do_idle (kernel/sched/idle.c:325) 
[ 1234.356230][ C2] ? cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1234.356234][ C2] ? bpf_sk_storage_free (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/bpf_sk_storage.c:61) 
[ 1234.356240][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1234.356245][ C2] __put_net (net/core/net_namespace.c:732) 
[ 1234.356250][ C2] __sk_destruct (./include/net/net_namespace.h:288 ./include/net/net_namespace.h:390 net/core/sock.c:2376) 
[ 1234.356254][ C2] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1234.356258][ C2] call_timer_fn (kernel/time/timer.c:1748) 
[ 1234.356261][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1234.356264][ C2] ? call_timer_fn (./include/linux/lockdep.h:31 kernel/time/timer.c:1737) 
[ 1234.356267][ C2] ? __pfx_call_timer_fn (kernel/time/timer.c:1724) 
[ 1234.356270][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1234.356274][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1234.356278][ C2] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 1234.356282][ C2] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2372) 
[ 1234.356286][ C2] ? __pfx_tcp_write_timer (net/ipv4/tcp_timer.c:727) 
[ 1234.356291][ C2] ? __pfx___run_timers (kernel/time/timer.c:2343) 
[ 1234.356294][ C2] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 21)) 
[ 1234.356298][ C2] ? lock_release (kernel/locking/lockdep.c:118 kernel/locking/lockdep.c:5884) 
[ 1234.356301][ C2] ? 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) 
[ 1234.356304][ C2] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114) 
[ 1234.356307][ C2] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 1234.356310][ C2] ? run_timer_base (kernel/time/timer.c:2384 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1234.356315][ C2] run_timer_base (kernel/time/timer.c:2385 kernel/time/timer.c:2376 kernel/time/timer.c:2393) 
[ 1234.356319][ C2] run_timer_softirq (kernel/time/timer.c:2404) 
[ 1234.356322][ C2] handle_softirqs (kernel/softirq.c:580) 
[ 1234.356328][ C2] __irq_exit_rcu (kernel/softirq.c:614 kernel/softirq.c:453 kernel/softirq.c:680) 
[ 1234.356331][ C2] irq_exit_rcu (kernel/softirq.c:698) 
[ 1234.356333][ C2] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1050 arch/x86/kernel/apic/apic.c:1050) 
[ 1234.356337][    C2]  </IRQ>
[ 1234.356338][    C2]  <TASK>
[ 1234.356340][ C2] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:702) 
[ 1234.356343][ C2] RIP: 0010:pv_native_safe_halt (arch/x86/kernel/paravirt.c:82) 
[ 1234.356347][ C2] Code: e2 ce 00 c3 cc cc cc cc 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 83 07 28 00 fb f4 <e9> fc 54 02 00 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90
All code
========
   0:	e2 ce                	loop   0xffffffffffffffd0
   2:	00 c3                	add    %al,%bl
   4:	cc                   	int3
   5:	cc                   	int3
   6:	cc                   	int3
   7:	cc                   	int3
   8:	0f 1f 00             	nopl   (%rax)
   b:	90                   	nop
   c:	90                   	nop
   d:	90                   	nop
   e:	90                   	nop
   f:	90                   	nop
  10:	90                   	nop
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
  16:	90                   	nop
  17:	90                   	nop
  18:	90                   	nop
  19:	90                   	nop
  1a:	90                   	nop
  1b:	f3 0f 1e fa          	endbr64
  1f:	66 90                	xchg   %ax,%ax
  21:	0f 00 2d 83 07 28 00 	verw   0x280783(%rip)        # 0x2807ab
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	e9 fc 54 02 00       	jmp    0x2552b		<-- trapping instruction
  2f:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  36:	00 00 00 
  39:	66 90                	xchg   %ax,%ax
  3b:	90                   	nop
  3c:	90                   	nop
  3d:	90                   	nop
  3e:	90                   	nop
  3f:	90                   	nop

Code starting with the faulting instruction
===========================================
   0:	e9 fc 54 02 00       	jmp    0x25501
   5:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   c:	00 00 00 
   f:	66 90                	xchg   %ax,%ax
  11:	90                   	nop
  12:	90                   	nop
  13:	90                   	nop
  14:	90                   	nop
  15:	90                   	nop
[ 1234.356350][    C2] RSP: 0018:ffffc90000147de8 EFLAGS: 00000246
[ 1234.356354][    C2] RAX: 0000000000000002 RBX: 1ffff92000028fc1 RCX: ffffffffa54135d9
[ 1234.356356][    C2] RDX: ffffed1006c266fb RSI: ffffffffa5858b60 RDI: ffffffffa2b8f5bf
[ 1234.356358][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: ffffed1006c266fa
[ 1234.356359][    C2] R10: ffff8880361337d3 R11: ffff88803612834c R12: 0000000000000000
[ 1234.356361][    C2] R13: ffff888001bf2340 R14: dffffc0000000000 R15: 0000000000000000
[ 1234.356365][ C2] ? ct_kernel_exit.constprop.0 (kernel/context_tracking.c:146) 
[ 1234.356368][ C2] ? cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1234.356373][ C2] default_idle (./arch/x86/include/asm/paravirt.h:107 arch/x86/kernel/process.c:743) 
[ 1234.356375][ C2] default_idle_call (./include/linux/cpuidle.h:143 kernel/sched/idle.c:118) 
[ 1234.356378][ C2] cpuidle_idle_call (kernel/sched/idle.c:186) 
[ 1234.356381][ C2] ? __pfx_cpuidle_idle_call (kernel/sched/idle.c:168) 
[ 1234.356385][ C2] ? tsc_verify_tsc_adjust (arch/x86/kernel/tsc_sync.c:60) 
[ 1234.356393][ C2] do_idle (kernel/sched/idle.c:325) 
[ 1234.356397][ C2] cpu_startup_entry (kernel/sched/idle.c:422 (discriminator 1)) 
[ 1234.356401][ C2] start_secondary (arch/x86/kernel/smpboot.c:203 arch/x86/kernel/smpboot.c:283) 
[ 1234.356404][ C2] ? __pfx_start_secondary (arch/x86/kernel/smpboot.c:233) 


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
handle_softirqs:dump_stack_lvl:__might_resched:down_write:simple_recursive_removal