======================================
| [   24.888010][  T502] ==================================================================
| [ 24.888381][ T502] BUG: KASAN: use-after-free in page_pool_item_uninit (net/core/page_pool.c:523)
| [   24.888631][  T502] Read of size 8 at addr ffff888004c1c008 by task peer.sh/502
| [   24.888869][  T502]
[   24.889196][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.889399][  T502] Call Trace:
[   24.889522][  T502]  <TASK>
[ 24.889607][ T502] dump_stack_lvl (lib/dump_stack.c:123)
[ 24.889775][ T502] print_address_description.constprop.0 (mm/kasan/report.c:379)
[ 24.889977][ T502] ? page_pool_item_uninit (net/core/page_pool.c:523)
[ 24.890144][ T502] print_report (mm/kasan/report.c:490)
[ 24.890306][ T502] ? kasan_addr_to_slab (./include/linux/mm.h:1295 mm/kasan/../slab.h:211 mm/kasan/common.c:38)
[ 24.890471][ T502] kasan_report (mm/kasan/report.c:604)
[ 24.890597][ T502] ? page_pool_item_uninit (net/core/page_pool.c:523)
[ 24.890761][ T502] page_pool_item_uninit (net/core/page_pool.c:523)
[ 24.890922][ T502] page_pool_release (net/core/page_pool.c:1431 net/core/page_pool.c:1484)
[ 24.891082][ T502] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 24.891287][ T502] ? __pfx_page_pool_release (net/core/page_pool.c:1478)
[ 24.891450][ T502] ? napi_disable (./arch/x86/include/asm/bitops.h:75 ./include/asm-generic/bitops/instrumented-atomic.h:42 net/core/dev.c:6832)
[ 24.891610][ T502] page_pool_destroy (net/core/page_pool.c:1555)
[ 24.891774][ T502] nsim_stop (drivers/net/netdevsim/netdev.c:469 drivers/net/netdevsim/netdev.c:483) netdevsim
[ 24.891950][ T502] __dev_close_many (net/core/dev.c:1591)
[ 24.892110][ T502] ? __pfx___dev_close_many (net/core/dev.c:1555)
[ 24.892270][ T502] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 24.892436][ T502] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 24.892599][ T502] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 24.892722][ T502] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 24.892882][ T502] dev_close_many (net/core/dev.c:1618)
[ 24.893043][ T502] ? __pfx_dev_close_many (net/core/dev.c:1608)
[ 24.893205][ T502] unregister_netdevice_many_notify (net/core/dev.c:11562)
[ 24.893406][ T502] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:104)
[ 24.893567][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 24.893771][ T502] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11529)
[ 24.893975][ T502] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 24.894136][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 24.894298][ T502] ? nsim_destroy (drivers/net/netdevsim/netdev.c:827) netdevsim
[ 24.894469][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 24.894628][ T502] unregister_netdevice_queue (net/core/dev.c:11524)
[ 24.894794][ T502] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 24.894967][ T502] ? __pfx_unregister_netdevice_queue (net/core/dev.c:11513)
[ 24.895176][ T502] nsim_destroy (drivers/net/netdevsim/netdev.c:832 (discriminator 2)) netdevsim
[ 24.895349][ T502] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim
[ 24.895556][ T502] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim
[ 24.895763][ T502] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim
[ 24.895934][ T502] device_release_driver_internal (drivers/base/dd.c:1275 drivers/base/dd.c:1296)
[ 24.896132][ T502] ? klist_put (lib/klist.c:220)
[ 24.896255][ T502] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:583)
[ 24.896420][ T502] device_del (drivers/base/core.c:3855)
[ 24.896546][ T502] ? __pfx_device_del (drivers/base/core.c:3809)
[ 24.896706][ T502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 24.896864][ T502] ? kernfs_fop_write_iter (fs/kernfs/file.c:326)
[ 24.897026][ T502] device_unregister (drivers/base/core.c:3772 drivers/base/core.c:3896)
[ 24.897188][ T502] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim
[ 24.897397][ T502] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim
[ 24.897617][ T502] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132)
[ 24.897776][ T502] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1))
[ 24.897937][ T502] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132)
[ 24.898096][ T502] kernfs_fop_write_iter (fs/kernfs/file.c:334)
[ 24.898255][ T502] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
[ 24.898377][ T502] ? __pfx_vfs_write (fs/read_write.c:660)
[ 24.898538][ T502] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 24.898705][ T502] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 24.898865][ T502] ksys_write (fs/read_write.c:731)
[ 24.898985][ T502] ? __pfx_ksys_write (fs/read_write.c:721)
[ 24.899146][ T502] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 24.899306][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   24.899503][  T502] RIP: 0033:0x7fa4d169bb77
[ 24.899669][ T502] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0b 00                	or     (%rax),%eax
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 01 00 00 00       	mov    $0x1,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[   24.900236][  T502] RSP: 002b:00007ffeed5a3a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   24.900479][  T502] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa4d169bb77
[   24.900719][  T502] RDX: 0000000000000004 RSI: 000055579c44e7a0 RDI: 0000000000000001
[   24.900958][  T502] RBP: 000055579c44e7a0 R08: 0000000000000000 R09: 00007fa4d170e4e0
[   24.901197][  T502] R10: 00007fa4d170e3e0 R11: 0000000000000246 R12: 0000000000000004
[   24.901433][  T502] R13: 00007fa4d1757760 R14: 0000000000000004 R15: 00007fa4d17529c0
| [   24.905242][  T502] Disabling lock debugging due to kernel taint
| [   24.905475][  T502] Oops: general protection fault, probably for non-canonical address 0xf99995999999999c: 0000 [#1] PREEMPT SMP KASAN NOPTI
| [   24.905859][  T502] KASAN: maybe wild-memory-access in range [0xcccccccccccccce0-0xcccccccccccccce7]
| [   24.906403][  T502] Tainted: [B]=BAD_PAGE
[   24.906526][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.906719][ T502] RIP: 0010:page_pool_item_uninit (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/linux/refcount.h:136 net/core/page_pool.c:524)
[ 24.906918][ T502] Code: 8e 48 bb 00 00 00 00 00 fc ff df 48 c1 ed 03 48 01 dd 4d 8d 75 1c be 04 00 00 00 4c 89 f7 e8 dd 9c 69 fe 4c 89 f0 48 c1 e8 03 <0f> b6 14 18 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 62 41
All code
========
   0:	8e 48 bb             	mov    -0x45(%rax),%cs
   3:	00 00                	add    %al,(%rax)
   5:	00 00                	add    %al,(%rax)
   7:	00 fc                	add    %bh,%ah
   9:	ff                   	(bad)
   a:	df 48 c1             	fisttps -0x3f(%rax)
   d:	ed                   	in     (%dx),%eax
   e:	03 48 01             	add    0x1(%rax),%ecx
  11:	dd 4d 8d             	fisttpll -0x73(%rbp)
  14:	75 1c                	jne    0x32
  16:	be 04 00 00 00       	mov    $0x4,%esi
  1b:	4c 89 f7             	mov    %r14,%rdi
  1e:	e8 dd 9c 69 fe       	call   0xfffffffffe699d00
  23:	4c 89 f0             	mov    %r14,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
  2a:*	0f b6 14 18          	movzbl (%rax,%rbx,1),%edx		<-- trapping instruction
  2e:	4c 89 f0             	mov    %r14,%rax
  31:	83 e0 07             	and    $0x7,%eax
  34:	83 c0 03             	add    $0x3,%eax
  37:	38 d0                	cmp    %dl,%al
  39:	7c 04                	jl     0x3f
  3b:	84 d2                	test   %dl,%dl
  3d:	75 62                	jne    0xa1
  3f:	41                   	rex.B

Code starting with the faulting instruction
===========================================
   0:	0f b6 14 18          	movzbl (%rax,%rbx,1),%edx
   4:	4c 89 f0             	mov    %r14,%rax
   7:	83 e0 07             	and    $0x7,%eax
   a:	83 c0 03             	add    $0x3,%eax
   d:	38 d0                	cmp    %dl,%al
   f:	7c 04                	jl     0x15
  11:	84 d2                	test   %dl,%dl
  13:	75 62                	jne    0x77
  15:	41                   	rex.B
[   24.907472][  T502] RSP: 0018:ffffc90000c974f0 EFLAGS: 00010a06
[   24.907669][  T502] RAX: 199999999999999c RBX: dffffc0000000000 RCX: ffffffff8d429ac3
[   24.907903][  T502] RDX: 0000000000000000 RSI: 0000000000000004 RDI: cccccccccccccce0
[   24.908136][  T502] RBP: fffffbfff1d18a78 R08: 0000000000000000 R09: fffffbfff20da088
[   24.908373][  T502] R10: ffffffff906d0447 R11: 205d323035542020 R12: ffff888004afe620
[   24.908607][  T502] R13: ccccccccccccccc4 R14: cccccccccccccce0 R15: 0000000000000000
[   24.908838][  T502] FS:  00007fa4d155a740(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[   24.909112][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.909310][  T502] CR2: 000055579c44e7a0 CR3: 0000000008e92002 CR4: 0000000000772ef0
[   24.909549][  T502] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   24.909780][  T502] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   24.910010][  T502] PKRU: 55555554
[   24.910128][  T502] Call Trace:
[   24.910248][  T502]  <TASK>
[ 24.910331][ T502] ? die_addr (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:460)
[ 24.910455][ T502] ? exc_general_protection (arch/x86/kernel/traps.c:751 arch/x86/kernel/traps.c:693)
[ 24.910617][ T502] ? asm_exc_general_protection (./arch/x86/include/asm/idtentry.h:617)
[ 24.910778][ T502] ? page_pool_item_uninit (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/linux/refcount.h:136 net/core/page_pool.c:524)
[ 24.910933][ T502] ? page_pool_item_uninit (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/linux/refcount.h:136 net/core/page_pool.c:524)
[ 24.911090][ T502] page_pool_release (net/core/page_pool.c:1431 net/core/page_pool.c:1484)
[ 24.911248][ T502] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 24.911449][ T502] ? __pfx_page_pool_release (net/core/page_pool.c:1478)
[ 24.911604][ T502] ? napi_disable (./arch/x86/include/asm/bitops.h:75 ./include/asm-generic/bitops/instrumented-atomic.h:42 net/core/dev.c:6832)
[ 24.911761][ T502] page_pool_destroy (net/core/page_pool.c:1555)
[ 24.911919][ T502] nsim_stop (drivers/net/netdevsim/netdev.c:469 drivers/net/netdevsim/netdev.c:483) netdevsim
[ 24.912099][ T502] __dev_close_many (net/core/dev.c:1591)
[ 24.912254][ T502] ? __pfx___dev_close_many (net/core/dev.c:1555)
[ 24.912410][ T502] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 24.912571][ T502] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 24.912731][ T502] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 24.912849][ T502] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228)
[ 24.913006][ T502] dev_close_many (net/core/dev.c:1618)
[ 24.913162][ T502] ? __pfx_dev_close_many (net/core/dev.c:1608)
[ 24.913417][ T502] unregister_netdevice_many_notify (net/core/dev.c:11562)
[ 24.913619][ T502] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:104)
[ 24.913775][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 24.913972][ T502] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:11529)
[ 24.914263][ T502] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 24.914417][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 24.914574][ T502] ? nsim_destroy (drivers/net/netdevsim/netdev.c:827) netdevsim
[ 24.914832][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 24.914994][ T502] unregister_netdevice_queue (net/core/dev.c:11524)
[ 24.915152][ T502] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 24.915307][ T502] ? __pfx_unregister_netdevice_queue (net/core/dev.c:11513)
[ 24.915601][ T502] nsim_destroy (drivers/net/netdevsim/netdev.c:832 (discriminator 2)) netdevsim
[ 24.915769][ T502] __nsim_dev_port_del (drivers/net/netdevsim/dev.c:426 drivers/net/netdevsim/dev.c:1429) netdevsim
[ 24.915971][ T502] nsim_dev_reload_destroy (drivers/net/netdevsim/dev.c:1438 drivers/net/netdevsim/dev.c:1661) netdevsim
[ 24.916175][ T502] nsim_drv_remove (drivers/net/netdevsim/dev.c:1678) netdevsim
[ 24.916437][ T502] device_release_driver_internal (drivers/base/dd.c:1275 drivers/base/dd.c:1296)
[ 24.916636][ T502] ? klist_put (lib/klist.c:220)
[ 24.916754][ T502] bus_remove_device (./include/linux/kobject.h:193 drivers/base/base.h:73 drivers/base/bus.c:583)
[ 24.916912][ T502] device_del (drivers/base/core.c:3855)
[ 24.917127][ T502] ? __pfx_device_del (drivers/base/core.c:3809)
[ 24.917297][ T502] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 24.917450][ T502] ? kernfs_fop_write_iter (fs/kernfs/file.c:326)
[ 24.917607][ T502] device_unregister (drivers/base/core.c:3772 drivers/base/core.c:3896)
[ 24.917863][ T502] del_device_store (drivers/net/netdevsim/bus.c:230) netdevsim
[ 24.918067][ T502] ? __pfx_del_device_store (drivers/net/netdevsim/bus.c:197) netdevsim
[ 24.918270][ T502] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132)
[ 24.918520][ T502] ? sysfs_file_ops (fs/sysfs/file.c:31 (discriminator 1))
[ 24.918675][ T502] ? __pfx_sysfs_kf_write (fs/sysfs/file.c:132)
[ 24.918830][ T502] kernfs_fop_write_iter (fs/kernfs/file.c:334)
[ 24.918985][ T502] vfs_write (fs/read_write.c:586 fs/read_write.c:679)
[ 24.919109][ T502] ? __pfx_vfs_write (fs/read_write.c:660)
[ 24.919361][ T502] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 24.919518][ T502] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 24.919674][ T502] ksys_write (fs/read_write.c:731)
[ 24.919792][ T502] ? __pfx_ksys_write (fs/read_write.c:721)
[ 24.920047][ T502] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 24.920202][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   24.920399][  T502] RIP: 0033:0x7fa4d169bb77
[ 24.920559][ T502] Code: 0b 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24
All code
========
   0:	0b 00                	or     (%rax),%eax
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b7                	jmp    0xffffffffffffffc7
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 01 00 00 00       	mov    $0x1,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  3c:	48                   	rex.W
  3d:	89                   	.byte 0x89
  3e:	74 24                	je     0x64

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	48 89 54 24 18       	mov    %rdx,0x18(%rsp)
  12:	48                   	rex.W
  13:	89                   	.byte 0x89
  14:	74 24                	je     0x3a
[   24.921201][  T502] RSP: 002b:00007ffeed5a3a78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
[   24.921530][  T502] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa4d169bb77
[   24.921763][  T502] RDX: 0000000000000004 RSI: 000055579c44e7a0 RDI: 0000000000000001
[   24.921994][  T502] RBP: 000055579c44e7a0 R08: 0000000000000000 R09: 00007fa4d170e4e0
[   24.922320][  T502] R10: 00007fa4d170e3e0 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
print_report:kasan_report:page_pool_item_uninit:page_pool_release:page_pool_destroy
page_pool_item_uninit:page_pool_release:page_pool_destroy:nsim_stop:__dev_close_many