======================================
| xx__-> [   14.503237][  T250] ip (250) used greatest stack depth: 24496 bytes left
| [   18.356541][  T303] ------------[ cut here ]------------
| [ 18.357507][ T303] WARNING: CPU: 0 PID: 303 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   18.358119][  T303] Modules linked in: vrf veth
[   18.359012][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.359383][ T303] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 18.359686][ T303] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   18.360755][  T303] RSP: 0018:ffffc900005d7140 EFLAGS: 00010246
[   18.361149][  T303] RAX: 0000000000000000 RBX: ffff88800a89c000 RCX: 0000000000000001
[   18.361594][  T303] RDX: 0000000000000000 RSI: ffffffff8c09b941 RDI: ffffffff8b8555e0
[   18.362052][  T303] RBP: ffffc900005d7230 R08: ffff888009400800 R09: 0000000000000000
[   18.362497][  T303] R10: ffffc900005d75c8 R11: ffffffff8ce50668 R12: 1ffff920000bae2c
[   18.362949][  T303] R13: 0000000000000500 R14: ffffc900005d7880 R15: ffff88800a5c6a60
[   18.363397][  T303] FS:  00007fe18663d800(0000) GS:ffff8880a80b7000(0000) knlGS:0000000000000000
[   18.363926][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.364300][  T303] CR2: 00000000004e5ab0 CR3: 000000000c2fb002 CR4: 0000000000772ef0
[   18.364762][  T303] PKRU: 55555554
[   18.364988][  T303] Call Trace:
[   18.365214][  T303]  <TASK>
[ 18.365553][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.365883][ T303] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 18.366182][ T303] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.366482][ T303] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 18.366785][ T303] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 18.367084][ T303] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 18.367399][ T303] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 18.367711][ T303] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 18.368096][ T303] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 18.368393][ T303] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 18.368689][ T303] ? __kernel_text_address (kernel/extable.c:79) 
[ 18.368994][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.369293][ T303] ? __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:113) 
[ 18.369593][ T303] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 18.369967][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.370266][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.370558][ T303] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 18.370862][ T303] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 18.371162][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.371453][ T303] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 18.371753][ T303] ? __create_object (mm/kmemleak.c:771) 
[ 18.372051][ T303] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 18.372347][ T303] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 18.372648][ T303] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.373024][ T303] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 18.373324][ T303] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 18.373620][ T303] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.373919][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.374224][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.374521][ T303] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 18.374818][ T303] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.375113][ T303] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.375403][ T303] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 18.375696][ T303] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.376003][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.376302][ T303] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 18.376600][ T303] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.376902][ T303] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 18.377206][ T303] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 18.377513][ T303] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 18.377816][ T303] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 18.378112][ T303] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 18.378399][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.378693][ T303] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 18.378999][ T303] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 18.379292][ T303] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 18.379594][ T303] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 18.379899][ T303] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 18.380190][ T303] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 18.380568][ T303] ___sys_sendmsg (net/socket.c:2670) 
[ 18.380872][ T303] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.381167][ T303] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 18.381540][ T303] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 18.381840][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.382135][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.382429][ T303] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.382719][ T303] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 18.383026][ T303] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.383347][ T303] __sys_sendmsg (net/socket.c:2700) 
[ 18.383636][ T303] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 18.384026][ T303] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 18.384343][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.384632][ T303] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 18.384935][ T303] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   18.385299][  T303] RIP: 0033:0x7fe18680a1e7
[ 18.385603][ T303] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[   18.386657][  T303] RSP: 002b:00007ffe6440edc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.387109][  T303] RAX: ffffffffffffffda RBX: 00007ffe6440f4f0 RCX: 00007fe18680a1e7
[   18.387595][  T303] RDX: 0000000000000000 RSI: 00007ffe6440ee30 RDI: 0000000000000005
[   18.388051][  T303] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   18.388489][  T303] R10: 00007fe186707ee8 R11: 0000000000000246 R12: 0000000000000004
[   18.388937][  T303] R13: 00000000686e3fbb R14: 0000000000499600 R15: 0000000000000000
| [   19.531333][  T316] ------------[ cut here ]------------
| [ 19.531645][ T316] WARNING: CPU: 0 PID: 316 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   19.532214][  T316] Modules linked in: vrf veth
| [   19.533072][  T316] Tainted: [W]=WARN
[   19.533288][  T316] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 19.533631][ T316] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 19.533924][ T316] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   19.534923][  T316] RSP: 0018:ffffc90000717140 EFLAGS: 00010246
[   19.535278][  T316] RAX: 0000000000000000 RBX: ffff888005389000 RCX: 0000000000000001
[   19.535690][  T316] RDX: 0000000000000000 RSI: ffffffff8c09b941 RDI: ffffffff8b8555e0
[   19.537556][  T316] RBP: ffffc90000717230 R08: ffff88800dd1e800 R09: 0000000000000000
[   19.538008][  T316] R10: ffffc900007175c8 R11: ffffffff8ce50668 R12: 1ffff920000e2e2c
[   19.538421][  T316] R13: 0000000000000500 R14: ffffc90000717880 R15: ffff88800b486360
[   19.538857][  T316] FS:  00007f7c576bc800(0000) GS:ffff8880a80b7000(0000) knlGS:0000000000000000
[   19.539342][  T316] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   19.539691][  T316] CR2: 00000000004e5ab8 CR3: 0000000002098005 CR4: 0000000000772ef0
[   19.540117][  T316] PKRU: 55555554
[   19.540324][  T316] Call Trace:
[   19.540532][  T316]  <TASK>
[ 19.540672][ T316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.540963][ T316] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 19.541241][ T316] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.541520][ T316] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 19.541804][ T316] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 19.542080][ T316] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 19.542361][ T316] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 19.542643][ T316] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 19.543009][ T316] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 19.543291][ T316] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 19.543564][ T316] ? __kernel_text_address (kernel/extable.c:79) 
[ 19.543857][ T316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.544135][ T316] ? __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:113) 
[ 19.544408][ T316] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 19.544763][ T316] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.545040][ T316] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.545312][ T316] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 19.545587][ T316] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 19.545877][ T316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.546154][ T316] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 19.546425][ T316] ? __create_object (mm/kmemleak.c:771) 
[ 19.546701][ T316] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 19.547002][ T316] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 19.547285][ T316] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 19.547638][ T316] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 19.547944][ T316] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 19.548225][ T316] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.548506][ T316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.548798][ T316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.549075][ T316] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 19.549346][ T316] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.549623][ T316] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 19.549908][ T316] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 19.550193][ T316] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.550476][ T316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.550780][ T316] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 19.551065][ T316] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 19.551345][ T316] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 19.551639][ T316] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 19.551927][ T316] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 19.552207][ T316] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 19.552487][ T316] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 19.552769][ T316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.553049][ T316] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 19.553326][ T316] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 19.553603][ T316] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 19.553895][ T316] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 19.554174][ T316] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 19.554448][ T316] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 19.554823][ T316] ___sys_sendmsg (net/socket.c:2670) 
[ 19.555101][ T316] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 19.555373][ T316] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 19.555715][ T316] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 19.556008][ T316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.556291][ T316] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 19.556572][ T316] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 19.556857][ T316] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 19.557138][ T316] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 19.557437][ T316] __sys_sendmsg (net/socket.c:2700) 
[ 19.557710][ T316] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 19.558062][ T316] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 19.558349][ T316] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 19.558625][ T316] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 19.558929][ T316] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   19.559266][  T316] RIP: 0033:0x7f7c578891e7
[ 19.559548][ T316] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[   19.560533][  T316] RSP: 002b:00007ffe587ba958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   19.560963][  T316] RAX: ffffffffffffffda RBX: 00007ffe587bb080 RCX: 00007f7c578891e7
[   19.561375][  T316] RDX: 0000000000000000 RSI: 00007ffe587ba9c0 RDI: 0000000000000005
[   19.561794][  T316] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   19.562205][  T316] R10: 00007f7c57786ee8 R11: 0000000000000246 R12: 0000000000000004
[   19.562620][  T316] R13: 00000000686e3fbc R14: 0000000000499600 R15: 0000000000000000
| [   45.797562][  T439] ------------[ cut here ]------------
| [ 45.799053][ T439] WARNING: CPU: 0 PID: 439 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   45.799633][  T439] Modules linked in: xfrm_user vrf veth
| [   45.800557][  T439] Tainted: [W]=WARN
[   45.800793][  T439] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.801169][ T439] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 45.801475][ T439] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   45.802528][  T439] RSP: 0018:ffffc90000577140 EFLAGS: 00010246
[   45.802906][  T439] RAX: 0000000000000000 RBX: ffff888005389000 RCX: 0000000000000001
[   45.803347][  T439] RDX: 0000000000000000 RSI: ffffffff8c09b941 RDI: ffffffff8b8555e0
[   45.803793][  T439] RBP: ffffc90000577230 R08: ffff88800dd08800 R09: 0000000000000000
[   45.804235][  T439] R10: ffffc900005775c8 R11: ffffffff8ce50668 R12: 1ffff920000aee2c
[   45.804675][  T439] R13: 00000000000005dc R14: ffffc90000577880 R15: ffff8880021903e0
[   45.805125][  T439] FS:  00007f0cbc25a800(0000) GS:ffff8880a80b7000(0000) knlGS:0000000000000000
[   45.805637][  T439] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.806018][  T439] CR2: 00000000004e5ab8 CR3: 000000000bf47004 CR4: 0000000000772ef0
[   45.806459][  T439] PKRU: 55555554
[   45.806676][  T439] Call Trace:
[   45.806910][  T439]  <TASK>
[ 45.807061][ T439] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.807377][ T439] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 45.807674][ T439] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.807978][ T439] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 45.808269][ T439] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 45.808569][ T439] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 45.808883][ T439] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 45.809185][ T439] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 45.809556][ T439] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 45.809861][ T439] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 45.810151][ T439] ? __kernel_text_address (kernel/extable.c:79) 
[ 45.810449][ T439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.810753][ T439] ? __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:113) 
[ 45.811046][ T439] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 45.811412][ T439] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.811710][ T439] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.812008][ T439] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 45.812299][ T439] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 45.812601][ T439] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.812900][ T439] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 45.813190][ T439] ? __create_object (mm/kmemleak.c:771) 
[ 45.813494][ T439] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 45.813798][ T439] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 45.814096][ T439] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 45.814461][ T439] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 45.814771][ T439] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 45.815082][ T439] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.815374][ T439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.815671][ T439] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.815981][ T439] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 45.816276][ T439] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.816573][ T439] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.816875][ T439] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 45.817176][ T439] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.817480][ T439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.817795][ T439] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 45.818091][ T439] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.818395][ T439] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 45.818698][ T439] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 45.818999][ T439] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 45.819290][ T439] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 45.819583][ T439] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 45.819882][ T439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.820188][ T439] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 45.820483][ T439] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 45.820787][ T439] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 45.821088][ T439] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 45.821381][ T439] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 45.821672][ T439] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 45.822055][ T439] ___sys_sendmsg (net/socket.c:2670) 
[ 45.822343][ T439] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 45.822636][ T439] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 45.823009][ T439] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 45.823303][ T439] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.823597][ T439] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.823934][ T439] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.824229][ T439] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 45.824519][ T439] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.824853][ T439] __sys_sendmsg (net/socket.c:2700) 
[ 45.825143][ T439] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 45.825505][ T439] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 45.825818][ T439] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.826113][ T439] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 45.826406][ T439] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.826778][  T439] RIP: 0033:0x7f0cbc4271e7
[ 45.827090][ T439] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[   45.828156][  T439] RSP: 002b:00007ffc287cb228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   45.828599][  T439] RAX: ffffffffffffffda RBX: 00007ffc287cb950 RCX: 00007f0cbc4271e7
[   45.829059][  T439] RDX: 0000000000000000 RSI: 00007ffc287cb290 RDI: 0000000000000005
[   45.829498][  T439] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   45.829945][  T439] R10: 00007f0cbc324ee8 R11: 0000000000000246 R12: 0000000000000004
[   45.830385][  T439] R13: 00000000686e3fd6 R14: 0000000000499600 R15: 0000000000000000
| [   46.779282][  T447] ------------[ cut here ]------------
| [ 46.779602][ T447] WARNING: CPU: 3 PID: 447 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   46.780168][  T447] Modules linked in: xfrm_user vrf veth
| [   46.781022][  T447] Tainted: [W]=WARN
[   46.781233][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.781587][ T447] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 46.781881][ T447] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   46.782872][  T447] RSP: 0018:ffffc900005f7140 EFLAGS: 00010246
[   46.783225][  T447] RAX: 0000000000000000 RBX: ffff88800a89c000 RCX: 0000000000000001
[   46.783631][  T447] RDX: 0000000000000000 RSI: ffffffff8c09b941 RDI: ffffffff8b8555e0
[   46.784051][  T447] RBP: ffffc900005f7230 R08: ffff88800b6db800 R09: 0000000000000000
[   46.784460][  T447] R10: ffffc900005f75c8 R11: ffffffff8ce50668 R12: 1ffff920000bee2c
[   46.785368][  T447] R13: 00000000000005dc R14: ffffc900005f7880 R15: ffff88800a5c5fe0
[   46.785791][  T447] FS:  00007f97d4129800(0000) GS:ffff8880a8237000(0000) knlGS:0000000000000000
[   46.786270][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.786616][  T447] CR2: 00000000004e5ab0 CR3: 00000000090e3005 CR4: 0000000000772ef0
[   46.787034][  T447] PKRU: 55555554
[   46.787247][  T447] Call Trace:
[   46.787462][  T447]  <TASK>
[ 46.787601][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.787891][ T447] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 46.788168][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.788449][ T447] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 46.788722][ T447] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 46.789012][ T447] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 46.789298][ T447] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 46.789581][ T447] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 46.789948][ T447] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.790224][ T447] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 46.790496][ T447] ? __kernel_text_address (kernel/extable.c:79) 
[ 46.790782][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.791060][ T447] ? __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:113) 
[ 46.791341][ T447] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 46.791681][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.791967][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.792241][ T447] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 46.792514][ T447] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 46.792798][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.793081][ T447] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 46.793358][ T447] ? __create_object (mm/kmemleak.c:771) 
[ 46.793634][ T447] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 46.793918][ T447] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 46.794194][ T447] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 46.794532][ T447] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 46.794823][ T447] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 46.795103][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.795378][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.795662][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.795947][ T447] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 46.796220][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.796497][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.796780][ T447] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 46.797056][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.797334][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.797621][ T447] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 46.797916][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.798193][ T447] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 46.798478][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 46.798762][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 46.799040][ T447] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 46.799317][ T447] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 46.799597][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.799885][ T447] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 46.800164][ T447] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 46.800437][ T447] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 46.800718][ T447] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 46.801009][ T447] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 46.801283][ T447] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 46.801636][ T447] ___sys_sendmsg (net/socket.c:2670) 
[ 46.801928][ T447] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 46.802203][ T447] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 46.802541][ T447] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 46.802826][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.803105][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.803383][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.803655][ T447] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 46.803959][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.804240][ T447] __sys_sendmsg (net/socket.c:2700) 
[ 46.804510][ T447] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 46.804858][ T447] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 46.805144][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.805420][ T447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 46.805694][ T447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   46.806046][  T447] RIP: 0033:0x7f97d42f61e7
[ 46.806331][ T447] Code: 0e 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:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   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)
[   46.807315][  T447] RSP: 002b:00007fff8c783788 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.807752][  T447] RAX: ffffffffffffffda RBX: 00007fff8c783eb0 RCX: 00007f97d42f61e7
[   46.808170][  T447] RDX: 0000000000000000 RSI: 00007fff8c7837f0 RDI: 0000000000000005
[   46.808582][  T447] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   46.809003][  T447] R10: 00007f97d41f3ee8 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast