======================================
| [   12.107238][  T242] ==================================================================
| [ 12.107559][ T242] BUG: KASAN: use-after-free in page_pool_item_uninit (net/core/page_pool.c:523)
| [   12.107781][  T242] Read of size 8 at addr ffff888012697008 by task ip/242
| [   12.107964][  T242]
[   12.108252][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.108442][  T242] Call Trace:
[   12.108556][  T242]  <TASK>
[ 12.108632][ T242] dump_stack_lvl (lib/dump_stack.c:123)
[ 12.108780][ T242] print_address_description.constprop.0 (mm/kasan/report.c:379)
[ 12.108962][ T242] ? page_pool_item_uninit (net/core/page_pool.c:523)
[ 12.109111][ T242] print_report (mm/kasan/report.c:490)
[ 12.109253][ T242] ? kasan_addr_to_slab (./include/linux/mm.h:1295 mm/kasan/../slab.h:211 mm/kasan/common.c:38)
[ 12.109398][ T242] kasan_report (mm/kasan/report.c:604)
[ 12.109506][ T242] ? page_pool_item_uninit (net/core/page_pool.c:523)
[ 12.109656][ T242] page_pool_item_uninit (net/core/page_pool.c:523)
[ 12.109802][ T242] page_pool_release (net/core/page_pool.c:1431 net/core/page_pool.c:1484)
[ 12.109946][ T242] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 12.110124][ T242] ? __pfx_page_pool_release (net/core/page_pool.c:1478)
[ 12.110275][ T242] ? napi_disable (./arch/x86/include/asm/bitops.h:75 ./include/asm-generic/bitops/instrumented-atomic.h:42 net/core/dev.c:6832)
[ 12.110429][ T242] page_pool_destroy (net/core/page_pool.c:1555)
[ 12.110573][ T242] nsim_stop (drivers/net/netdevsim/netdev.c:469 drivers/net/netdevsim/netdev.c:483) netdevsim
[ 12.110728][ T242] __dev_close_many (net/core/dev.c:1591)
[ 12.110876][ T242] ? __pfx___dev_close_many (net/core/dev.c:1555)
[ 12.111024][ T242] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 12.111174][ T242] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 12.111352][ T242] __dev_change_flags (./include/linux/list.h:111 ./include/linux/list.h:215 ./include/linux/list.h:229 net/core/dev.c:1604 net/core/dev.c:8977)
[ 12.111500][ T242] ? __pfx___dev_change_flags (net/core/dev.c:8943)
[ 12.111645][ T242] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364)
[ 12.111794][ T242] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 12.111939][ T242] dev_change_flags (net/core/dev.c:9051)
[ 12.112084][ T242] do_setlink.constprop.0 (net/core/rtnetlink.c:3118)
[ 12.112229][ T242] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:2999)
[ 12.112405][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 12.112547][ T242] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 12.112693][ T242] ? rtnl_newlink (./include/linux/slab.h:901 net/core/rtnetlink.c:3926)
[ 12.112833][ T242] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 12.112976][ T242] ? __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)
[ 12.113121][ T242] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 12.113299][ T242] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 12.113441][ T242] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 37))
[ 12.113584][ T242] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 12.113733][ T242] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 12.113876][ T242] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 12.114017][ T242] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 12.114161][ T242] ? __rtnl_newlink (net/core/rtnetlink.c:3876)
[ 12.114307][ T242] rtnl_newlink (net/core/rtnetlink.c:345 net/core/rtnetlink.c:4027)
[ 12.114451][ T242] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 12.114595][ T242] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 12.114739][ T242] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 12.114888][ T242] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 12.115033][ T242] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6914)
[ 12.115176][ T242] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 12.115319][ T242] rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 12.115462][ T242] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 12.115614][ T242] ? 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)
[ 12.115755][ T242] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 12.115864][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 12.116011][ T242] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 12.116154][ T242] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 12.116296][ T242] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 12.116449][ T242] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 12.116595][ T242] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333)
[ 12.116740][ T242] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 12.116882][ T242] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 12.117027][ T242] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 12.117172][ T242] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 12.117317][ T242] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 12.117466][ T242] ____sys_sendmsg (net/socket.c:711 net/socket.c:726 net/socket.c:2594)
[ 12.117615][ T242] ? __pfx_____sys_sendmsg (net/socket.c:2540)
[ 12.117760][ T242] ? __pfx_copy_msghdr_from_user (net/socket.c:2520)
[ 12.117943][ T242] ___sys_sendmsg (net/socket.c:2650)
[ 12.118087][ T242] ? __pfx____sys_sendmsg (net/socket.c:2637)
[ 12.118231][ T242] ? kasan_save_stack (mm/kasan/common.c:49)
[ 12.118378][ T242] ? kasan_save_stack (mm/kasan/common.c:48)
[ 12.118520][ T242] ? __kasan_record_aux_stack (mm/kasan/generic.c:544)
[ 12.118666][ T242] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087)
[ 12.118842][ T242] ? __x64_sys_close (fs/open.c:1557 fs/open.c:1539 fs/open.c:1539)
[ 12.118986][ T242] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 12.119127][ T242] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 12.119308][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 12.119451][ T242] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 12.119593][ T242] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 12.119733][ T242] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2058 arch/x86/mm/physaddr.c:65)
[ 12.119878][ T242] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 12.120019][ T242] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 12.120163][ T242] __sys_sendmsg (net/socket.c:2680)
[ 12.120307][ T242] ? __pfx___sys_sendmsg (net/socket.c:2665)
[ 12.120450][ T242] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4643)
[ 12.120635][ T242] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 12.120781][ T242] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   12.120957][  T242] RIP: 0033:0x7f64ceb3a9a7
[ 12.121108][ T242] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0a 00                	or     (%rax),%al
   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 b9                	jmp    0xffffffffffffffc9
  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 2e 00 00 00       	mov    $0x2e,%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:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

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:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   12.121618][  T242] RSP: 002b:00007fff8be6b1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   12.121837][  T242] RAX: ffffffffffffffda RBX: 00007fff8be6b8f0 RCX: 00007f64ceb3a9a7
[   12.122052][  T242] RDX: 0000000000000000 RSI: 00007fff8be6b230 RDI: 0000000000000003
[   12.122267][  T242] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   12.122480][  T242] R10: 00007f64ce9f8ef8 R11: 0000000000000246 R12: 0000000000000003
[   12.122695][  T242] R13: 00000000677c5431 R14: 0000000000498600 R15: 0000000000000000
| [   12.126075][  T242] Disabling lock debugging due to kernel taint
| [   12.126290][  T242] Oops: general protection fault, probably for non-canonical address 0xf99995999999999c: 0000 [#1] PREEMPT SMP KASAN NOPTI
| [   12.126641][  T242] KASAN: maybe wild-memory-access in range [0xcccccccccccccce0-0xcccccccccccccce7]
| [   12.127125][  T242] Tainted: [B]=BAD_PAGE
[   12.127233][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 12.127406][ T242] 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)
[ 12.127590][ T242] Code: 9b 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 5d bc 68 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:	9b                   	fwait
   1:	48 bb 00 00 00 00 00 	movabs $0xdffffc0000000000,%rbx
   8:	fc ff df 
   b:	48 c1 ed 03          	shr    $0x3,%rbp
   f:	48 01 dd             	add    %rbx,%rbp
  12:	4d 8d 75 1c          	lea    0x1c(%r13),%r14
  16:	be 04 00 00 00       	mov    $0x4,%esi
  1b:	4c 89 f7             	mov    %r14,%rdi
  1e:	e8 5d bc 68 fe       	call   0xfffffffffe68bc80
  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
[   12.128082][  T242] RSP: 0018:ffffc90000666f98 EFLAGS: 00010a06
[   12.128257][  T242] RAX: 199999999999999c RBX: dffffc0000000000 RCX: ffffffff9a037b43
[   12.128470][  T242] RDX: 0000000000000000 RSI: 0000000000000004 RDI: cccccccccccccce0
[   12.128688][  T242] RBP: fffffbfff3698878 R08: 0000000000000000 R09: fffffbfff3a59888
[   12.128897][  T242] R10: ffffffff9d2cc447 R11: ffffc90000666a80 R12: ffff8880155f2a20
[   12.129105][  T242] R13: ccccccccccccccc4 R14: cccccccccccccce0 R15: 0000000000000000
[   12.129315][  T242] FS:  00007f64ce92e800(0000) GS:ffff888036100000(0000) knlGS:0000000000000000
[   12.129570][  T242] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   12.129745][  T242] CR2: 00000000004e6358 CR3: 0000000010650004 CR4: 0000000000772ef0
[   12.130039][  T242] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   12.130253][  T242] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   12.130461][  T242] PKRU: 55555554
[   12.130650][  T242] Call Trace:
[   12.130763][  T242]  <TASK>
[ 12.130834][ T242] ? die_addr (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:460)
[ 12.130945][ T242] ? exc_general_protection (arch/x86/kernel/traps.c:751 arch/x86/kernel/traps.c:693)
[ 12.131088][ T242] ? asm_exc_general_protection (./arch/x86/include/asm/idtentry.h:617)
[ 12.131318][ T242] ? 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)
[ 12.131459][ T242] ? 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)
[ 12.131597][ T242] ? 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)
[ 12.131738][ T242] page_pool_release (net/core/page_pool.c:1431 net/core/page_pool.c:1484)
[ 12.131962][ T242] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 12.132135][ T242] ? __pfx_page_pool_release (net/core/page_pool.c:1478)
[ 12.132273][ T242] ? napi_disable (./arch/x86/include/asm/bitops.h:75 ./include/asm-generic/bitops/instrumented-atomic.h:42 net/core/dev.c:6832)
[ 12.132413][ T242] page_pool_destroy (net/core/page_pool.c:1555)
[ 12.132634][ T242] nsim_stop (drivers/net/netdevsim/netdev.c:469 drivers/net/netdevsim/netdev.c:483) netdevsim
[ 12.132787][ T242] __dev_close_many (net/core/dev.c:1591)
[ 12.132925][ T242] ? __pfx___dev_close_many (net/core/dev.c:1555)
[ 12.133063][ T242] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 12.133283][ T242] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 12.133456][ T242] __dev_change_flags (./include/linux/list.h:111 ./include/linux/list.h:215 ./include/linux/list.h:229 net/core/dev.c:1604 net/core/dev.c:8977)
[ 12.133594][ T242] ? __pfx___dev_change_flags (net/core/dev.c:8943)
[ 12.133734][ T242] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364)
[ 12.133956][ T242] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 12.134095][ T242] dev_change_flags (net/core/dev.c:9051)
[ 12.134232][ T242] do_setlink.constprop.0 (net/core/rtnetlink.c:3118)
[ 12.134372][ T242] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:2999)
[ 12.134624][ T242] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 12.134763][ T242] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 12.134901][ T242] ? rtnl_newlink (./include/linux/slab.h:901 net/core/rtnetlink.c:3926)
[ 12.135037][ T242] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 12.135258][ T242] ? __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)
[ 12.135398][ T242] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 12.135570][ T242] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 12.135787][ T242] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 37))
[ 12.135927][ T242] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 12.136069][ T242] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 12.136206][ T242] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 12.136345][ T242] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 12.136483][ T242] ? __rtnl_newlink (net/core/rtnetlink.c:3876)
[ 12.136622][ T242] rtnl_newlink (net/core/rtnetlink.c:345 net/core/rtnetlink.c:4027)
[ 12.136764][ T242] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 12.136983][ T242] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 12.137123][ T242] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 12.137263][ T242] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 12.137403][ T242] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6914)
[ 12.137622][ T242] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 12.137759][ T242] rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 12.137900][ T242] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 12.138038][ T242] ? 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)
[ 12.138256][ T242] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 12.138364][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 12.138502][ T242] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 12.138640][ T242] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 12.138781][ T242] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 12.139003][ T242] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 12.139142][ T242] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333)
[ 12.139280][ T242] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 12.139422][ T242] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 12.139642][ T242] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 12.139781][ T242] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 12.139923][ T242] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 12.140062][ T242] ____sys_sendmsg (net/socket.c:711 net/socket.c:726 net/socket.c:2594)
[ 12.140282][ T242] ? __pfx_____sys_sendmsg (net/socket.c:2540)
[ 12.140420][ T242] ? __pfx_copy_msghdr_from_user (net/socket.c:2520)
[ 12.140597][ T242] ___sys_sendmsg (net/socket.c:2650)
[ 12.140817][ T242] ? __pfx____sys_sendmsg (net/socket.c:2637)
[ 12.140960][ T242] ? kasan_save_stack (mm/kasan/common.c:49)
[ 12.141101][ T242] ? kasan_save_stack (mm/kasan/common.c:48)
[ 12.141245][ T242] ? __kasan_record_aux_stack (mm/kasan/generic.c:544)
[ 12.141466][ T242] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087)
[ 12.141637][ T242] ? __x64_sys_close (fs/open.c:1557 fs/open.c:1539 fs/open.c:1539)
[ 12.141783][ T242] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 12.141923][ T242] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 12.142180][ T242] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 12.142320][ T242] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 12.142459][ T242] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 12.142595][ T242] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2058 arch/x86/mm/physaddr.c:65)
[ 12.142814][ T242] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 12.142953][ T242] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 12.143094][ T242] __sys_sendmsg (net/socket.c:2680)
[ 12.143234][ T242] ? __pfx___sys_sendmsg (net/socket.c:2665)
[ 12.143453][ T242] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4643)
[ 12.143630][ T242] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 12.143770][ T242] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   12.144022][  T242] RIP: 0033:0x7f64ceb3a9a7
[ 12.144172][ T242] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0a 00                	or     (%rax),%al
   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 b9                	jmp    0xffffffffffffffc9
  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 2e 00 00 00       	mov    $0x2e,%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:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

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:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   12.144744][  T242] RSP: 002b:00007fff8be6b1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   12.144951][  T242] RAX: ffffffffffffffda RBX: 00007fff8be6b8f0 RCX: 00007f64ceb3a9a7
[   12.145163][  T242] RDX: 0000000000000000 RSI: 00007fff8be6b230 RDI: 0000000000000003
[   12.145454][  T242] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   12.145661][  T242] R10: 00007f64ce9f8ef8 R11: 0000000000000246 R12: 0000000000000003


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