======================================
| [   42.895217][  T982] ==================================================================
| [ 42.895504][ T982] BUG: KASAN: use-after-free in page_pool_item_uninit (net/core/page_pool.c:523)
| [   42.895755][  T982] Read of size 8 at addr ffff888004c5c008 by task ip/982
| [   42.895951][  T982]
[   42.896277][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.896474][  T982] Call Trace:
[   42.896595][  T982]  <TASK>
[ 42.896677][ T982] dump_stack_lvl (lib/dump_stack.c:123)
[ 42.896846][ T982] print_address_description.constprop.0 (mm/kasan/report.c:379)
[ 42.897049][ T982] ? page_pool_item_uninit (net/core/page_pool.c:523)
[ 42.897210][ T982] print_report (mm/kasan/report.c:490)
[ 42.897366][ T982] ? kasan_addr_to_slab (./include/linux/mm.h:1295 mm/kasan/../slab.h:211 mm/kasan/common.c:38)
[ 42.897523][ T982] kasan_report (mm/kasan/report.c:604)
[ 42.897645][ T982] ? page_pool_item_uninit (net/core/page_pool.c:523)
[ 42.897809][ T982] page_pool_item_uninit (net/core/page_pool.c:523)
[ 42.897968][ T982] page_pool_release (net/core/page_pool.c:1431 net/core/page_pool.c:1484)
[ 42.898126][ T982] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 42.898326][ T982] ? __pfx_page_pool_release (net/core/page_pool.c:1478)
[ 42.898488][ T982] ? napi_disable (./arch/x86/include/asm/bitops.h:75 ./include/asm-generic/bitops/instrumented-atomic.h:42 net/core/dev.c:6832)
[ 42.898649][ T982] page_pool_destroy (net/core/page_pool.c:1555)
[ 42.898808][ T982] nsim_stop (drivers/net/netdevsim/netdev.c:469 drivers/net/netdevsim/netdev.c:483) netdevsim
[ 42.898983][ T982] __dev_close_many (net/core/dev.c:1591)
[ 42.899143][ T982] ? __pfx___dev_close_many (net/core/dev.c:1555)
[ 42.899306][ T982] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 42.899463][ T982] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 42.899661][ T982] __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)
[ 42.899821][ T982] ? __pfx___dev_change_flags (net/core/dev.c:8943)
[ 42.899981][ T982] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364)
[ 42.900143][ T982] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 42.900307][ T982] dev_change_flags (net/core/dev.c:9051)
[ 42.900469][ T982] do_setlink.constprop.0 (net/core/rtnetlink.c:3118)
[ 42.900631][ T982] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:2999)
[ 42.900833][ T982] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 42.900995][ T982] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 42.901155][ T982] ? rtnl_newlink (./include/linux/slab.h:901 net/core/rtnetlink.c:3926)
[ 42.901318][ T982] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 42.901479][ T982] ? __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)
[ 42.901641][ T982] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 42.901841][ T982] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 42.902001][ T982] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 37))
[ 42.902160][ T982] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 42.902322][ T982] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 42.902480][ T982] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 42.902638][ T982] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 42.902810][ T982] ? __rtnl_newlink (net/core/rtnetlink.c:3876)
[ 42.902972][ T982] rtnl_newlink (net/core/rtnetlink.c:345 net/core/rtnetlink.c:4027)
[ 42.903130][ T982] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 42.903287][ T982] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 42.903450][ T982] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 42.903609][ T982] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 42.903771][ T982] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6914)
[ 42.903930][ T982] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 42.904090][ T982] rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 42.904249][ T982] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 42.904407][ T982] ? 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)
[ 42.904564][ T982] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 42.904686][ T982] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 42.904846][ T982] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 42.905003][ T982] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 42.905162][ T982] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 42.905326][ T982] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 42.905488][ T982] ? 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)
[ 42.905649][ T982] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 42.905805][ T982] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 42.905963][ T982] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 42.906124][ T982] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 42.906282][ T982] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 42.906444][ T982] ____sys_sendmsg (net/socket.c:711 net/socket.c:726 net/socket.c:2594)
[ 42.906603][ T982] ? __pfx_____sys_sendmsg (net/socket.c:2540)
[ 42.906762][ T982] ? __pfx_copy_msghdr_from_user (net/socket.c:2520)
[ 42.906963][ T982] ___sys_sendmsg (net/socket.c:2650)
[ 42.907121][ T982] ? __pfx____sys_sendmsg (net/socket.c:2637)
[ 42.907284][ T982] ? kasan_save_stack (mm/kasan/common.c:49)
[ 42.907443][ T982] ? kasan_save_stack (mm/kasan/common.c:48)
[ 42.907600][ T982] ? __kasan_record_aux_stack (mm/kasan/generic.c:544)
[ 42.907757][ T982] ? __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)
[ 42.907953][ T982] ? __x64_sys_close (fs/open.c:1557 fs/open.c:1539 fs/open.c:1539)
[ 42.908113][ T982] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 42.908271][ T982] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 42.908472][ T982] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 42.908634][ T982] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 42.908792][ T982] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 42.908948][ T982] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2058 arch/x86/mm/physaddr.c:65)
[ 42.909108][ T982] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 42.909267][ T982] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 42.909426][ T982] __sys_sendmsg (net/socket.c:2680)
[ 42.909586][ T982] ? __pfx___sys_sendmsg (net/socket.c:2665)
[ 42.909742][ T982] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4643)
[ 42.909948][ T982] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 42.910104][ T982] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   42.910299][  T982] RIP: 0033:0x7ff344b889a7
[ 42.910465][ T982] 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)
[   42.911025][  T982] RSP: 002b:00007fff2dd787c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.911266][  T982] RAX: ffffffffffffffda RBX: 00007fff2dd78ef0 RCX: 00007ff344b889a7
[   42.911504][  T982] RDX: 0000000000000000 RSI: 00007fff2dd78830 RDI: 0000000000000005
[   42.911746][  T982] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   42.911981][  T982] R10: 00007ff344a46ef8 R11: 0000000000000246 R12: 0000000000000003
[   42.912219][  T982] R13: 00000000677c51a1 R14: 0000000000498600 R15: 0000000000000000
| [   42.916004][  T982] Disabling lock debugging due to kernel taint
| [   42.916221][  T982] Oops: general protection fault, probably for non-canonical address 0xf99995999999999c: 0000 [#1] PREEMPT SMP KASAN NOPTI
| [   42.916604][  T982] KASAN: maybe wild-memory-access in range [0xcccccccccccccce0-0xcccccccccccccce7]
| [   42.917152][  T982] Tainted: [B]=BAD_PAGE
[   42.917281][  T982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.917476][ T982] 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)
[ 42.917680][ T982] Code: a9 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:	a9 48 bb 00 00       	test   $0xbb48,%eax
   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
[   42.918228][  T982] RSP: 0018:ffffc90001556f98 EFLAGS: 00010a06
[   42.918423][  T982] RAX: 199999999999999c RBX: dffffc0000000000 RCX: ffffffffa8229ac3
[   42.918655][  T982] RDX: 0000000000000000 RSI: 0000000000000004 RDI: cccccccccccccce0
[   42.918886][  T982] RBP: fffffbfff52d8a78 R08: 0000000000000000 R09: fffffbfff569a088
[   42.919117][  T982] R10: ffffffffab4d0447 R11: 205d323839542020 R12: ffff8880098c1220
[   42.919352][  T982] R13: ccccccccccccccc4 R14: cccccccccccccce0 R15: 0000000000000000
[   42.919585][  T982] FS:  00007ff34497c800(0000) GS:ffff888036000000(0000) knlGS:0000000000000000
[   42.919854][  T982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.920049][  T982] CR2: 00000000004e5438 CR3: 000000000ed7e001 CR4: 0000000000772ef0
[   42.920281][  T982] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   42.920515][  T982] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   42.920746][  T982] PKRU: 55555554
[   42.920866][  T982] Call Trace:
[   42.920984][  T982]  <TASK>
[ 42.921066][ T982] ? die_addr (arch/x86/kernel/dumpstack.c:421 arch/x86/kernel/dumpstack.c:460)
[ 42.921190][ T982] ? exc_general_protection (arch/x86/kernel/traps.c:751 arch/x86/kernel/traps.c:693)
[ 42.921349][ T982] ? asm_exc_general_protection (./arch/x86/include/asm/idtentry.h:617)
[ 42.921507][ T982] ? 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)
[ 42.921662][ T982] ? 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)
[ 42.921816][ T982] ? 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)
[ 42.921969][ T982] page_pool_release (net/core/page_pool.c:1431 net/core/page_pool.c:1484)
[ 42.922126][ T982] ? __pfx_autoremove_wake_function (kernel/sched/wait.c:383)
[ 42.922323][ T982] ? __pfx_page_pool_release (net/core/page_pool.c:1478)
[ 42.922477][ T982] ? napi_disable (./arch/x86/include/asm/bitops.h:75 ./include/asm-generic/bitops/instrumented-atomic.h:42 net/core/dev.c:6832)
[ 42.922634][ T982] page_pool_destroy (net/core/page_pool.c:1555)
[ 42.922796][ T982] nsim_stop (drivers/net/netdevsim/netdev.c:469 drivers/net/netdevsim/netdev.c:483) netdevsim
[ 42.922965][ T982] __dev_close_many (net/core/dev.c:1591)
[ 42.923121][ T982] ? __pfx___dev_close_many (net/core/dev.c:1555)
[ 42.923274][ T982] ? mark_held_locks (kernel/locking/lockdep.c:4321)
[ 42.923429][ T982] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406)
[ 42.923622][ T982] __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)
[ 42.923777][ T982] ? __pfx___dev_change_flags (net/core/dev.c:8943)
[ 42.923931][ T982] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:369 arch/x86/kernel/unwind_orc.c:364)
[ 42.924087][ T982] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860)
[ 42.924245][ T982] dev_change_flags (net/core/dev.c:9051)
[ 42.924400][ T982] do_setlink.constprop.0 (net/core/rtnetlink.c:3118)
[ 42.924558][ T982] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:2999)
[ 42.924752][ T982] ? lock_acquire.part.0 (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5851)
[ 42.924907][ T982] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 42.925062][ T982] ? rtnl_newlink (./include/linux/slab.h:901 net/core/rtnetlink.c:3926)
[ 42.925215][ T982] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 42.925455][ T982] ? __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)
[ 42.925614][ T982] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:79)
[ 42.925811][ T982] ? lock_acquire (kernel/locking/lockdep.c:5822)
[ 42.925963][ T982] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 37))
[ 42.926198][ T982] ? __mutex_lock (./arch/x86/include/asm/preempt.h:94 kernel/locking/mutex.c:595 kernel/locking/mutex.c:735)
[ 42.926356][ T982] ? __pfx_do_raw_spin_lock (kernel/locking/spinlock_debug.c:114)
[ 42.926510][ T982] ? rtnl_newlink (net/core/rtnetlink.c:337 net/core/rtnetlink.c:4025)
[ 42.926668][ T982] ? __pfx___mutex_lock (kernel/locking/mutex.c:734)
[ 42.926904][ T982] ? __rtnl_newlink (net/core/rtnetlink.c:3876)
[ 42.927064][ T982] rtnl_newlink (net/core/rtnetlink.c:345 net/core/rtnetlink.c:4027)
[ 42.927219][ T982] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 42.927373][ T982] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 42.927610][ T982] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 42.927763][ T982] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 42.927918][ T982] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6914)
[ 42.928074][ T982] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3917)
[ 42.928316][ T982] rtnetlink_rcv_msg (net/core/rtnetlink.c:6916)
[ 42.928472][ T982] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 42.928624][ T982] ? 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)
[ 42.928776][ T982] ? mark_lock (kernel/locking/lockdep.c:4727 (discriminator 3))
[ 42.928976][ T982] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 42.929133][ T982] netlink_rcv_skb (net/netlink/af_netlink.c:2543)
[ 42.929291][ T982] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6819)
[ 42.929447][ T982] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2520)
[ 42.929690][ T982] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340)
[ 42.929846][ T982] ? 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)
[ 42.930002][ T982] netlink_unicast (net/netlink/af_netlink.c:1322 net/netlink/af_netlink.c:1348)
[ 42.930160][ T982] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1333)
[ 42.930395][ T982] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 42.930553][ T982] netlink_sendmsg (net/netlink/af_netlink.c:1892)
[ 42.930705][ T982] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1811)
[ 42.930864][ T982] ____sys_sendmsg (net/socket.c:711 net/socket.c:726 net/socket.c:2594)
[ 42.931098][ T982] ? __pfx_____sys_sendmsg (net/socket.c:2540)
[ 42.931255][ T982] ? __pfx_copy_msghdr_from_user (net/socket.c:2520)
[ 42.931450][ T982] ___sys_sendmsg (net/socket.c:2650)
[ 42.931607][ T982] ? __pfx____sys_sendmsg (net/socket.c:2637)
[ 42.931842][ T982] ? kasan_save_stack (mm/kasan/common.c:49)
[ 42.931998][ T982] ? kasan_save_stack (mm/kasan/common.c:48)
[ 42.932154][ T982] ? __kasan_record_aux_stack (mm/kasan/generic.c:544)
[ 42.932306][ T982] ? __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)
[ 42.932581][ T982] ? __x64_sys_close (fs/open.c:1557 fs/open.c:1539 fs/open.c:1539)
[ 42.932743][ T982] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 42.932897][ T982] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[ 42.933087][ T982] ? __lock_acquire (kernel/locking/lockdep.c:5226)
[ 42.933323][ T982] ? find_held_lock (kernel/locking/lockdep.c:5339)
[ 42.933480][ T982] ? __lock_release (kernel/locking/lockdep.c:5525)
[ 42.933634][ T982] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2058 arch/x86/mm/physaddr.c:65)
[ 42.933790][ T982] ? __pfx___lock_release (kernel/locking/lockdep.c:5501)
[ 42.934026][ T982] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5814)
[ 42.934186][ T982] __sys_sendmsg (net/socket.c:2680)
[ 42.934340][ T982] ? __pfx___sys_sendmsg (net/socket.c:2665)
[ 42.934493][ T982] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4643)
[ 42.934772][ T982] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83)
[ 42.934923][ T982] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130)
[   42.935114][  T982] RIP: 0033:0x7ff344b889a7
[ 42.935359][ T982] 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)
[   42.935897][  T982] RSP: 002b:00007fff2dd787c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.936209][  T982] RAX: ffffffffffffffda RBX: 00007fff2dd78ef0 RCX: 00007ff344b889a7
[   42.936441][  T982] RDX: 0000000000000000 RSI: 00007fff2dd78830 RDI: 0000000000000005
[   42.936755][  T982] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   42.936983][  T982] R10: 00007ff344a46ef8 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