======================================
| [   26.690954][  T410] veth3: entered promiscuous mode
| [   26.694277][  T410] ------------[ cut here ]------------
| [ 26.694691][ T410] WARNING: CPU: 2 PID: 410 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) 
| [   26.695369][  T410] Modules linked in: bridge stp llc 8021q vrf veth
[   26.696937][  T410] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.697428][ T410] 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) 
[ 26.697880][ T410] 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
[   26.699597][  T410] RSP: 0018:ffffc90000556ef0 EFLAGS: 00010246
[   26.700031][  T410] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[   26.700608][  T410] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   26.701109][  T410] RBP: ffffc90000556fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.701670][  T410] R10: ffffc90000557010 R11: ffffffffb86a8918 R12: 1ffff920000aade2
[   26.702185][  T410] R13: 00000000000005dc R14: ffffc90000557010 R15: ffff888008c9af08
[   26.702741][  T410] FS:  00007f34c7768800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[   26.703603][  T410] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.704284][  T410] CR2: 00000000004e5ab8 CR3: 000000000bf8e006 CR4: 0000000000772ef0
[   26.705146][  T410] PKRU: 55555554
[   26.705629][  T410] Call Trace:
[   26.706084][  T410]  <TASK>
[ 26.706403][ T410] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.707015][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.707626][ T410] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 26.708154][ T410] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 26.708884][ T410] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 26.709520][ T410] netif_set_mtu (net/core/dev.c:9652) 
[ 26.710108][ T410] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.710715][ T410] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 26.711496][ T410] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.711951][ T410] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.712454][ T410] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.712873][ T410] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.713220][ T410] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.713622][ T410] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.714049][ T410] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.714400][ T410] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.714780][ T410] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.715116][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.715498][ T410] ? __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) 
[ 26.715865][ T410] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.716289][ T410] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.716674][ T410] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.717020][ T410] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.717373][ T410] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.717730][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.718068][ T410] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.718419][ T410] ? __create_object (mm/kmemleak.c:771) 
[ 26.718782][ T410] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.719125][ T410] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.719498][ T410] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.719952][ T410] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.720298][ T410] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.720691][ T410] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.721221][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.721793][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.722360][ T410] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.722959][ T410] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.723601][ T410] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.724172][ T410] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.724754][ T410] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.725297][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.725909][ T410] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.726495][ T410] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.727058][ T410] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.727690][ T410] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.728236][ T410] ? 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) 
[ 26.728804][ T410] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.729353][ T410] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.729747][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.730129][ T410] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.730528][ T410] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.730869][ T410] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.731231][ T410] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.731640][ T410] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.731995][ T410] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.732452][ T410] ___sys_sendmsg (net/socket.c:2670) 
[ 26.732806][ T410] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.733147][ T410] ? __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) 
[ 26.733584][ T410] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.733929][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.734296][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.734678][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.735027][ T410] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.735384][ T410] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.735756][ T410] __sys_sendmsg (net/socket.c:2700) 
[ 26.736145][ T410] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.736596][ T410] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.736946][ T410] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.737301][ T410] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.737658][ T410] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.738077][  T410] RIP: 0033:0x7f34c79351e7
[ 26.738518][ T410] 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)
[   26.740434][  T410] RSP: 002b:00007fff10b43098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.741370][  T410] RAX: ffffffffffffffda RBX: 00007fff10b437c0 RCX: 00007f34c79351e7
[   26.742263][  T410] RDX: 0000000000000000 RSI: 00007fff10b43100 RDI: 0000000000000005
[   26.743115][  T410] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.743985][  T410] R10: 000000002657f910 R11: 0000000000000246 R12: 0000000000000004
[   26.744899][  T410] R13: 00000000686e3571 R14: 0000000000499600 R15: 0000000000000000
| [   28.372592][  T441] ------------[ cut here ]------------
| [ 28.373020][ T441] WARNING: CPU: 2 PID: 441 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) 
| [   28.373975][  T441] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   28.375424][  T441] Tainted: [W]=WARN
[   28.375792][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.376243][ T441] 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) 
[ 28.376678][ T441] 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
[   28.378067][  T441] RSP: 0018:ffffc900005b6ef0 EFLAGS: 00010246
[   28.378703][  T441] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[   28.379342][  T441] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   28.379831][  T441] RBP: ffffc900005b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   28.380425][  T441] R10: ffffc900005b7010 R11: ffffffffb86a8918 R12: 1ffff920000b6de2
[   28.380918][  T441] R13: 00000000000005dc R14: ffffc900005b7010 R15: ffff888008c9af08
[   28.381423][  T441] FS:  00007fbf89357800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[   28.382113][  T441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.382809][  T441] CR2: 00000000004e6898 CR3: 000000000bbd9003 CR4: 0000000000772ef0
[   28.383478][  T441] PKRU: 55555554
[   28.383878][  T441] Call Trace:
[   28.384153][  T441]  <TASK>
[ 28.384393][ T441] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.384787][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.385162][ T441] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 28.385621][ T441] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 28.386129][ T441] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 28.386588][ T441] netif_set_mtu (net/core/dev.c:9652) 
[ 28.386920][ T441] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 28.387362][ T441] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 28.387921][ T441] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 28.388176][ T441] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 28.388710][ T441] br_add_if (net/bridge/br_if.c:697) bridge 
[ 28.389176][ T441] do_set_master (net/core/rtnetlink.c:2948) 
[ 28.389557][ T441] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 28.389980][ T441] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.390505][ T441] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.390917][ T441] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.391275][ T441] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.391719][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.392141][ T441] ? __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) 
[ 28.392500][ T441] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.392895][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.393231][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.393591][ T441] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.393913][ T441] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.394369][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.394963][ T441] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.395425][ T441] ? __create_object (mm/kmemleak.c:771) 
[ 28.395767][ T441] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.396089][ T441] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.396421][ T441] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.396830][ T441] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.397168][ T441] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.397568][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.397893][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.398231][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.398571][ T441] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.398891][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.399221][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.399556][ T441] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.399878][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.400212][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.400560][ T441] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.400888][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.401224][ T441] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.401605][ T441] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.401925][ T441] ? 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) 
[ 28.402279][ T441] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 28.402870][ T441] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.403245][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.403592][ T441] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.403915][ T441] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.404251][ T441] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.404593][ T441] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.404924][ T441] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.405267][ T441] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.405706][ T441] ___sys_sendmsg (net/socket.c:2670) 
[ 28.406024][ T441] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.406446][ T441] ? __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) 
[ 28.406879][ T441] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.407310][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.407659][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.408004][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.408339][ T441] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.408676][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.409004][ T441] __sys_sendmsg (net/socket.c:2700) 
[ 28.409332][ T441] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.409760][ T441] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.410095][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.410618][ T441] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.411012][ T441] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.411432][  T441] RIP: 0033:0x7fbf895241e7
[ 28.411779][ T441] 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)
[   28.412942][  T441] RSP: 002b:00007fff160b4cd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.413436][  T441] RAX: ffffffffffffffda RBX: 00007fff160b5400 RCX: 00007fbf895241e7
[   28.413998][  T441] RDX: 0000000000000000 RSI: 00007fff160b4d40 RDI: 0000000000000005
[   28.414564][  T441] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   28.415153][  T441] R10: 000000002a14e910 R11: 0000000000000246 R12: 0000000000000004
[   28.415791][  T441] R13: 00000000686e3572 R14: 0000000000499600 R15: 0000000000000000
| [   30.749285][  T489] ------------[ cut here ]------------
| [ 30.749825][ T489] WARNING: CPU: 2 PID: 489 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) 
| [   30.750578][  T489] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   30.751937][  T489] Tainted: [W]=WARN
[   30.752212][  T489] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.752761][ T489] 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) 
[ 30.753113][ T489] 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
[   30.754335][  T489] RSP: 0018:ffffc90000676ef0 EFLAGS: 00010246
[   30.754763][  T489] RAX: 0000000000000000 RBX: ffff888007782000 RCX: 0000000000000001
[   30.755266][  T489] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   30.755762][  T489] RBP: ffffc90000676fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.756330][  T489] R10: ffffc90000677010 R11: ffffffffb86a8918 R12: 1ffff920000cede2
[   30.756861][  T489] R13: 00000000000005dc R14: ffffc90000677010 R15: ffff888007782f08
[   30.757351][  T489] FS:  00007f29f5da3800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[   30.757929][  T489] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.758344][  T489] CR2: 00000000004e5ac8 CR3: 000000000f4a3006 CR4: 0000000000772ef0
[   30.758851][  T489] PKRU: 55555554
[   30.759105][  T489] Call Trace:
[   30.759365][  T489]  <TASK>
[ 30.759589][ T489] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.759930][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.760267][ T489] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 30.760614][ T489] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 30.761030][ T489] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 30.761388][ T489] netif_set_mtu (net/core/dev.c:9652) 
[ 30.761766][ T489] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.762126][ T489] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 30.762607][ T489] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.762867][ T489] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.763315][ T489] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.763730][ T489] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.764080][ T489] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.764433][ T489] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.764858][ T489] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.765191][ T489] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.765535][ T489] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.765872][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.766207][ T489] ? __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) 
[ 30.766559][ T489] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.766967][ T489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.767301][ T489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.767642][ T489] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.767989][ T489] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.768320][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.768657][ T489] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.768995][ T489] ? __create_object (mm/kmemleak.c:771) 
[ 30.769334][ T489] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.769677][ T489] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.770011][ T489] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.770419][ T489] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.770768][ T489] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.771103][ T489] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.771450][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.771812][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.772147][ T489] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.772489][ T489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.772825][ T489] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.773152][ T489] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.773496][ T489] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.773829][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.774175][ T489] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.774519][ T489] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.774853][ T489] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.775194][ T489] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.775541][ T489] ? 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) 
[ 30.775876][ T489] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.776210][ T489] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.776558][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.776896][ T489] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.777231][ T489] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.777570][ T489] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.777912][ T489] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.778249][ T489] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.778591][ T489] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.779019][ T489] ___sys_sendmsg (net/socket.c:2670) 
[ 30.779349][ T489] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.779688][ T489] ? __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) 
[ 30.780100][ T489] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.780436][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.780779][ T489] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.781115][ T489] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.781469][ T489] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.781809][ T489] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.782148][ T489] __sys_sendmsg (net/socket.c:2700) 
[ 30.782487][ T489] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.782900][ T489] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.783243][ T489] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.783585][ T489] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.783949][ T489] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.784373][  T489] RIP: 0033:0x7f29f5f701e7
[ 30.784727][ T489] 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)
[   30.785885][  T489] RSP: 002b:00007fff19b96d88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.786394][  T489] RAX: ffffffffffffffda RBX: 00007fff19b974b0 RCX: 00007f29f5f701e7
[   30.786895][  T489] RDX: 0000000000000000 RSI: 00007fff19b96df0 RDI: 0000000000000005
[   30.787390][  T489] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.787892][  T489] R10: 00000000322f2910 R11: 0000000000000246 R12: 0000000000000004
[   30.788385][  T489] R13: 00000000686e3575 R14: 0000000000499600 R15: 0000000000000000
| [   32.141479][  T517] ------------[ cut here ]------------
| [ 32.141890][ T517] WARNING: CPU: 2 PID: 517 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) 
| [   32.142597][  T517] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   32.145125][  T517] Tainted: [W]=WARN
[   32.145432][  T517] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.145926][ T517] 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) 
[ 32.146322][ T517] 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
[   32.147721][  T517] RSP: 0018:ffffc900008a6ef0 EFLAGS: 00010246
[   32.148226][  T517] RAX: 0000000000000000 RBX: ffff888007782000 RCX: 0000000000000001
[   32.148867][  T517] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   32.149438][  T517] RBP: ffffc900008a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.150003][  T517] R10: ffffc900008a7010 R11: ffffffffb86a8918 R12: 1ffff92000114de2
[   32.150532][  T517] R13: 00000000000005dc R14: ffffc900008a7010 R15: ffff888007782f08
[   32.151059][  T517] FS:  00007fec0451e800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[   32.151775][  T517] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.152246][  T517] CR2: 00000000004e68a0 CR3: 000000000605b003 CR4: 0000000000772ef0
[   32.152811][  T517] PKRU: 55555554
[   32.153096][  T517] Call Trace:
[   32.153374][  T517]  <TASK>
[ 32.153586][ T517] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.153989][ T517] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.154368][ T517] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 32.154753][ T517] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.155230][ T517] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 32.155689][ T517] netif_set_mtu (net/core/dev.c:9652) 
[ 32.156088][ T517] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.156512][ T517] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 32.157083][ T517] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.157389][ T517] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.157899][ T517] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.158363][ T517] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.158747][ T517] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.159116][ T517] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.159633][ T517] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.160028][ T517] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.160409][ T517] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.160810][ T517] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.161228][ T517] ? __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) 
[ 32.161623][ T517] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.162094][ T517] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.162485][ T517] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.162880][ T517] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.163263][ T517] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.163722][ T517] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.164136][ T517] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.164558][ T517] ? __create_object (mm/kmemleak.c:771) 
[ 32.164971][ T517] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.165358][ T517] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.165750][ T517] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.166208][ T517] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.166579][ T517] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.166949][ T517] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.167305][ T517] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.167741][ T517] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.168120][ T517] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.168508][ T517] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.168898][ T517] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.169269][ T517] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.169657][ T517] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.170029][ T517] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.170398][ T517] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.170782][ T517] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.171165][ T517] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.171635][ T517] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.172074][ T517] ? 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) 
[ 32.172485][ T517] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.172905][ T517] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.173314][ T517] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.173700][ T517] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.174081][ T517] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.174441][ T517] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.174814][ T517] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.175188][ T517] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.175598][ T517] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.176096][ T517] ___sys_sendmsg (net/socket.c:2670) 
[ 32.176489][ T517] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.176863][ T517] ? __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) 
[ 32.177330][ T517] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.177735][ T517] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.178124][ T517] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.178516][ T517] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.178888][ T517] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.179285][ T517] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.179739][ T517] __sys_sendmsg (net/socket.c:2700) 
[ 32.180151][ T517] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.180682][ T517] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.181111][ T517] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.181532][ T517] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.181923][ T517] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.182376][  T517] RIP: 0033:0x7fec046eb1e7
[ 32.182728][ T517] 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)
[   32.184044][  T517] RSP: 002b:00007ffd899e5498 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.184621][  T517] RAX: ffffffffffffffda RBX: 00007ffd899e5bc0 RCX: 00007fec046eb1e7
[   32.185168][  T517] RDX: 0000000000000000 RSI: 00007ffd899e5500 RDI: 0000000000000005
[   32.185737][  T517] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.186283][  T517] R10: 0000000017abf910 R11: 0000000000000246 R12: 0000000000000004
[   32.186825][  T517] R13: 00000000686e3576 R14: 0000000000499600 R15: 0000000000000000
| [   35.161149][  T578] ------------[ cut here ]------------
| [ 35.161549][ T578] WARNING: CPU: 3 PID: 578 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) 
| [   35.162276][  T578] Modules linked in: dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   35.164400][  T578] Tainted: [W]=WARN
[   35.164669][  T578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.165088][ T578] 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) 
[ 35.165621][ T578] 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
[   35.167608][  T578] RSP: 0018:ffffc90000686ef0 EFLAGS: 00010246
[   35.168305][  T578] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[   35.169113][  T578] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   35.169946][  T578] RBP: ffffc90000686fe0 R08: 0000000000000000 R09: 0000000000000000
[   35.170793][  T578] R10: ffffc90000687010 R11: ffffffffb86a8918 R12: 1ffff920000d0de2
[   35.171615][  T578] R13: 00000000000005dc R14: ffffc90000687010 R15: ffff888009752f08
[   35.172366][  T578] FS:  00007fddb9d28800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[   35.173179][  T578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.173633][  T578] CR2: 00000000004e5aa8 CR3: 00000000054d1003 CR4: 0000000000772ef0
[   35.174101][  T578] PKRU: 55555554
[   35.174338][  T578] Call Trace:
[   35.174587][  T578]  <TASK>
[ 35.174754][ T578] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.175077][ T578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.175404][ T578] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 35.175731][ T578] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 35.176129][ T578] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 35.176506][ T578] netif_set_mtu (net/core/dev.c:9652) 
[ 35.176827][ T578] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 35.177160][ T578] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 35.177657][ T578] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 35.177937][ T578] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 35.178433][ T578] br_add_if (net/bridge/br_if.c:697) bridge 
[ 35.178829][ T578] do_set_master (net/core/rtnetlink.c:2948) 
[ 35.179162][ T578] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 35.179528][ T578] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.179953][ T578] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.180294][ T578] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.180649][ T578] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.181011][ T578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.181503][ T578] ? __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) 
[ 35.182051][ T578] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.182709][ T578] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.183264][ T578] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.183816][ T578] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.184358][ T578] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.184911][ T578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.185519][ T578] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.186045][ T578] ? __create_object (mm/kmemleak.c:771) 
[ 35.186621][ T578] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.187181][ T578] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.187739][ T578] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.188409][ T578] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.188956][ T578] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.189557][ T578] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.189891][ T578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.190221][ T578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.190557][ T578] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.190884][ T578] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.191230][ T578] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.191577][ T578] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.191908][ T578] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.192243][ T578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.192595][ T578] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.192927][ T578] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.193276][ T578] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.193633][ T578] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.193941][ T578] ? 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) 
[ 35.194251][ T578] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.194601][ T578] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.194907][ T578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.195219][ T578] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.195593][ T578] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.195902][ T578] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.196219][ T578] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.196540][ T578] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.196929][ T578] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.197371][ T578] ___sys_sendmsg (net/socket.c:2670) 
[ 35.197739][ T578] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.198099][ T578] ? __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) 
[ 35.198679][ T578] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.199227][ T578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.199787][ T578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.200353][ T578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.200912][ T578] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.201491][ T578] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.202029][ T578] __sys_sendmsg (net/socket.c:2700) 
[ 35.202568][ T578] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.203237][ T578] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.203803][ T578] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.204361][ T578] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.204911][ T578] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.205552][  T578] RIP: 0033:0x7fddb9ef51e7
[ 35.206111][ T578] 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)
[   35.207322][  T578] RSP: 002b:00007fff502b45d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.207855][  T578] RAX: ffffffffffffffda RBX: 00007fff502b4d00 RCX: 00007fddb9ef51e7
[   35.208379][  T578] RDX: 0000000000000000 RSI: 00007fff502b4640 RDI: 0000000000000005
[   35.208887][  T578] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.209626][  T578] R10: 0000000014595910 R11: 0000000000000246 R12: 0000000000000004
[   35.210231][  T578] R13: 00000000686e3579 R14: 0000000000499600 R15: 0000000000000000
| [   40.707244][  T689] ------------[ cut here ]------------
| [ 40.707770][ T689] WARNING: CPU: 3 PID: 689 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) 
| [   40.708825][  T689] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   40.711204][  T689] Tainted: [W]=WARN
[   40.711656][  T689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.712323][ T689] 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) 
[ 40.712900][ T689] 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
[   40.714786][  T689] RSP: 0018:ffffc90000586ef0 EFLAGS: 00010246
[   40.715250][  T689] RAX: 0000000000000000 RBX: ffff888010062000 RCX: 0000000000000001
[   40.715751][  T689] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   40.716233][  T689] RBP: ffffc90000586fe0 R08: 0000000000000000 R09: 0000000000000000
[   40.716768][  T689] R10: ffffc90000587010 R11: ffffffffb7d79160 R12: 1ffff920000b0de2
[   40.717271][  T689] R13: 00000000000005aa R14: ffffc90000587010 R15: ffff888010062f08
[   40.717766][  T689] FS:  00007fc10264b800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[   40.718369][  T689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.718799][  T689] CR2: 00000000004e5ce0 CR3: 0000000004f66003 CR4: 0000000000772ef0
[   40.719301][  T689] PKRU: 55555554
[   40.719553][  T689] Call Trace:
[   40.719798][  T689]  <TASK>
[ 40.719967][ T689] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.720340][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.720690][ T689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.721020][ T689] netif_set_mtu (net/core/dev.c:9652) 
[ 40.721380][ T689] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 40.721732][ T689] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 40.721983][ T689] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 40.722447][ T689] br_add_if (net/bridge/br_if.c:697) bridge 
[ 40.722895][ T689] do_set_master (net/core/rtnetlink.c:2948) 
[ 40.723383][ T689] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 40.723942][ T689] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.724643][ T689] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.725189][ T689] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.725763][ T689] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.726312][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.726873][ T689] ? __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) 
[ 40.727405][ T689] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.728088][ T689] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.728648][ T689] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.729173][ T689] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.729732][ T689] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.730239][ T689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.730682][ T689] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.731007][ T689] ? __create_object (mm/kmemleak.c:771) 
[ 40.731362][ T689] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.731703][ T689] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.732027][ T689] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.732438][ T689] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.732777][ T689] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.733104][ T689] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.733432][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.733771][ T689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.734092][ T689] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.734441][ T689] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.734770][ T689] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.735081][ T689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.735439][ T689] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.735777][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.736103][ T689] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.736434][ T689] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.736768][ T689] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.737098][ T689] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.737433][ T689] ? 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) 
[ 40.737769][ T689] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.738089][ T689] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.738573][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.739108][ T689] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.739676][ T689] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.740225][ T689] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.740800][ T689] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.741370][ T689] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.741923][ T689] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.742633][ T689] ___sys_sendmsg (net/socket.c:2670) 
[ 40.743167][ T689] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.743721][ T689] ? __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) 
[ 40.744392][ T689] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.744958][ T689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.745489][ T689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.745986][ T689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.746315][ T689] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.746662][ T689] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.746992][ T689] __sys_sendmsg (net/socket.c:2700) 
[ 40.747319][ T689] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.747726][ T689] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.748069][ T689] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.748399][ T689] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.748731][ T689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.749137][  T689] RIP: 0033:0x7fc1028181e7
[ 40.749490][ T689] 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)
[   40.750657][  T689] RSP: 002b:00007fff8f78c408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.751146][  T689] RAX: ffffffffffffffda RBX: 00007fff8f78cb30 RCX: 00007fc1028181e7
[   40.751656][  T689] RDX: 0000000000000000 RSI: 00007fff8f78c470 RDI: 0000000000000005
[   40.752143][  T689] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   40.752637][  T689] R10: 00000000103bc910 R11: 0000000000000246 R12: 0000000000000004
[   40.753161][  T689] R13: 00000000686e357f R14: 0000000000499600 R15: 0000000000000000
| [   41.350745][  T704] ------------[ cut here ]------------
| [ 41.351144][ T704] WARNING: CPU: 0 PID: 704 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) 
| [   41.351957][  T704] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   41.353470][  T704] Tainted: [W]=WARN
[   41.353739][  T704] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.354161][ T704] 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) 
[ 41.354561][ T704] 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
[   41.355841][  T704] RSP: 0018:ffffc90000666ef0 EFLAGS: 00010246
[   41.356294][  T704] RAX: 0000000000000000 RBX: ffff888010062000 RCX: 0000000000000001
[   41.356842][  T704] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   41.357392][  T704] RBP: ffffc90000666fe0 R08: 0000000000000000 R09: 0000000000000000
[   41.357922][  T704] R10: ffffc90000667010 R11: ffffffffb86a8918 R12: 1ffff920000ccde2
[   41.358495][  T704] R13: 0000000000000596 R14: ffffc90000667010 R15: ffff888010062f08
[   41.359071][  T704] FS:  00007fb36538b800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[   41.359738][  T704] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.360217][  T704] CR2: 00000000004e5de8 CR3: 000000000964e001 CR4: 0000000000772ef0
[   41.360813][  T704] PKRU: 55555554
[   41.361088][  T704] Call Trace:
[   41.361369][  T704]  <TASK>
[ 41.361559][ T704] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.361901][ T704] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.362235][ T704] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 41.362593][ T704] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 41.363038][ T704] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 41.363427][ T704] netif_set_mtu (net/core/dev.c:9652) 
[ 41.363813][ T704] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 41.364189][ T704] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 41.364690][ T704] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 41.364968][ T704] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 41.365491][ T704] br_add_if (net/bridge/br_if.c:697) bridge 
[ 41.365926][ T704] do_set_master (net/core/rtnetlink.c:2948) 
[ 41.366323][ T704] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 41.366706][ T704] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.367190][ T704] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.367590][ T704] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.367979][ T704] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.368372][ T704] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.368723][ T704] ? __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) 
[ 41.369139][ T704] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.369559][ T704] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.369880][ T704] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.370198][ T704] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.370539][ T704] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.370904][ T704] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.371292][ T704] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.371683][ T704] ? __create_object (mm/kmemleak.c:771) 
[ 41.372045][ T704] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.372452][ T704] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.372901][ T704] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.373384][ T704] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.373797][ T704] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.374165][ T704] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.374550][ T704] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.374948][ T704] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.375354][ T704] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.375748][ T704] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.376090][ T704] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.376474][ T704] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.376834][ T704] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.377218][ T704] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.377588][ T704] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.377944][ T704] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.378289][ T704] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.378661][ T704] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.379009][ T704] ? 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) 
[ 41.379352][ T704] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.379726][ T704] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.380068][ T704] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.380489][ T704] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.380848][ T704] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.381275][ T704] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.381691][ T704] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.382089][ T704] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.382502][ T704] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.383002][ T704] ___sys_sendmsg (net/socket.c:2670) 
[ 41.383376][ T704] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.383743][ T704] ? __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) 
[ 41.384214][ T704] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.384581][ T704] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.384940][ T704] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.385287][ T704] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.385648][ T704] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.385992][ T704] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.386318][ T704] __sys_sendmsg (net/socket.c:2700) 
[ 41.386633][ T704] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.387022][ T704] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.387347][ T704] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.387662][ T704] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.387967][ T704] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.388357][  T704] RIP: 0033:0x7fb3655581e7
[ 41.388680][ T704] 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)
[   41.389779][  T704] RSP: 002b:00007ffe622ba628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.390252][  T704] RAX: ffffffffffffffda RBX: 00007ffe622bad50 RCX: 00007fb3655581e7
[   41.390727][  T704] RDX: 0000000000000000 RSI: 00007ffe622ba690 RDI: 0000000000000005
[   41.391192][  T704] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   41.391675][  T704] R10: 0000000037f8a910 R11: 0000000000000246 R12: 0000000000000004
[   41.392134][  T704] R13: 00000000686e357f R14: 0000000000499600 R15: 0000000000000000
| [   42.033316][  T719] ------------[ cut here ]------------
| [ 42.033643][ T719] WARNING: CPU: 3 PID: 719 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) 
| [   42.034252][  T719] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   42.035617][  T719] Tainted: [W]=WARN
[   42.035851][  T719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.036238][ T719] 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) 
[ 42.036565][ T719] 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
[   42.037677][  T719] RSP: 0018:ffffc90000736ef0 EFLAGS: 00010246
[   42.038064][  T719] RAX: 0000000000000000 RBX: ffff888010062000 RCX: 0000000000000001
[   42.038556][  T719] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   42.039022][  T719] RBP: ffffc90000736fe0 R08: 0000000000000000 R09: 0000000000000000
[   42.039497][  T719] R10: ffffc90000737010 R11: ffffffffb86a8918 R12: 1ffff920000e6de2
[   42.039961][  T719] R13: 0000000000000596 R14: ffffc90000737010 R15: ffff888010062f08
[   42.040448][  T719] FS:  00007f90d0fb7800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[   42.041020][  T719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.041452][  T719] CR2: 00000000004e6890 CR3: 0000000009789004 CR4: 0000000000772ef0
[   42.041966][  T719] PKRU: 55555554
[   42.042197][  T719] Call Trace:
[   42.042441][  T719]  <TASK>
[ 42.042623][ T719] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.042930][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.043254][ T719] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 42.043589][ T719] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 42.043988][ T719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 42.044315][ T719] netif_set_mtu (net/core/dev.c:9652) 
[ 42.044672][ T719] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 42.045015][ T719] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 42.045491][ T719] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 42.045739][ T719] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 42.046186][ T719] br_add_if (net/bridge/br_if.c:697) bridge 
[ 42.046573][ T719] do_set_master (net/core/rtnetlink.c:2948) 
[ 42.046903][ T719] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 42.047233][ T719] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.047656][ T719] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.047977][ T719] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.048334][ T719] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.048652][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.048962][ T719] ? __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) 
[ 42.049271][ T719] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.049664][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.049971][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.050275][ T719] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.050605][ T719] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.050911][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.051215][ T719] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.051557][ T719] ? __create_object (mm/kmemleak.c:771) 
[ 42.051865][ T719] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.052179][ T719] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.052519][ T719] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.052942][ T719] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.053285][ T719] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.053634][ T719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.053951][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.054279][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.054609][ T719] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.054927][ T719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.055251][ T719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.055577][ T719] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.055908][ T719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.056234][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.056569][ T719] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.056898][ T719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.057218][ T719] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.057563][ T719] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.057888][ T719] ? 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) 
[ 42.058222][ T719] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.058561][ T719] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.058888][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.059222][ T719] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.059564][ T719] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.059897][ T719] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.060237][ T719] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.060595][ T719] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.060926][ T719] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.061359][ T719] ___sys_sendmsg (net/socket.c:2670) 
[ 42.061690][ T719] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.062013][ T719] ? __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) 
[ 42.062415][ T719] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.062749][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.063081][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.063397][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.063713][ T719] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.064019][ T719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.064330][ T719] __sys_sendmsg (net/socket.c:2700) 
[ 42.064640][ T719] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.065022][ T719] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.065343][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.065656][ T719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.065967][ T719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.066347][  T719] RIP: 0033:0x7f90d11841e7
[ 42.066687][ T719] 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)
[   42.067833][  T719] RSP: 002b:00007ffc07fe0fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.068310][  T719] RAX: ffffffffffffffda RBX: 00007ffc07fe1710 RCX: 00007f90d11841e7
[   42.068791][  T719] RDX: 0000000000000000 RSI: 00007ffc07fe1050 RDI: 0000000000000005
[   42.069263][  T719] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   42.069752][  T719] R10: 000000002b201910 R11: 0000000000000246 R12: 0000000000000004
[   42.070213][  T719] R13: 00000000686e3580 R14: 0000000000499600 R15: 0000000000000000
| [   48.235726][  T843] ------------[ cut here ]------------
| [ 48.236342][ T843] WARNING: CPU: 3 PID: 843 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) 
| [   48.239544][  T843] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   48.241563][  T843] Tainted: [W]=WARN
[   48.241892][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.242303][ T843] 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) 
[ 48.242679][ T843] 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
[   48.243877][  T843] RSP: 0018:ffffc90000f36ef0 EFLAGS: 00010246
[   48.244337][  T843] RAX: 0000000000000000 RBX: ffff88800f692000 RCX: 0000000000000001
[   48.244860][  T843] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   48.245348][  T843] RBP: ffffc90000f36fe0 R08: 0000000000000000 R09: 0000000000000000
[   48.245864][  T843] R10: ffffc90000f37010 R11: ffffffffb7d79160 R12: 1ffff920001e6de2
[   48.246351][  T843] R13: 00000000000005aa R14: ffffc90000f37010 R15: ffff88800f692f08
[   48.246859][  T843] FS:  00007f77dc235800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[   48.247449][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.247954][  T843] CR2: 00000000004e5ce0 CR3: 000000000f7d9004 CR4: 0000000000772ef0
[   48.248787][  T843] PKRU: 55555554
[   48.249226][  T843] Call Trace:
[   48.249650][  T843]  <TASK>
[ 48.249970][ T843] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.250568][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.251200][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.251808][ T843] netif_set_mtu (net/core/dev.c:9652) 
[ 48.252399][ T843] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 48.253024][ T843] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 48.253440][ T843] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 48.254245][ T843] br_add_if (net/bridge/br_if.c:697) bridge 
[ 48.254948][ T843] do_set_master (net/core/rtnetlink.c:2948) 
[ 48.255552][ T843] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.256037][ T843] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.256497][ T843] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.256839][ T843] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.257184][ T843] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.257549][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.257890][ T843] ? __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) 
[ 48.258199][ T843] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.258634][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.258958][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.259289][ T843] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.259638][ T843] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.259961][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.260286][ T843] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.260636][ T843] ? __create_object (mm/kmemleak.c:771) 
[ 48.260962][ T843] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.261300][ T843] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.261662][ T843] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.262063][ T843] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.262394][ T843] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.262743][ T843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.263065][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.263387][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.263755][ T843] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.264093][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.264455][ T843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.264979][ T843] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.265291][ T843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.265635][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.265963][ T843] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.266286][ T843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.266650][ T843] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.267024][ T843] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.267343][ T843] ? 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) 
[ 48.267695][ T843] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 48.268022][ T843] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.268355][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.268700][ T843] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.269009][ T843] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.269361][ T843] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.269757][ T843] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.270259][ T843] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.270788][ T843] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.271527][ T843] ___sys_sendmsg (net/socket.c:2670) 
[ 48.272073][ T843] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.272653][ T843] ? __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) 
[ 48.273364][ T843] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.273980][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.274566][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.275160][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.275736][ T843] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.276305][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.276890][ T843] __sys_sendmsg (net/socket.c:2700) 
[ 48.277442][ T843] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.278033][ T843] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.278416][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.278749][ T843] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.279068][ T843] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.279534][  T843] RIP: 0033:0x7f77dc4021e7
[ 48.279856][ T843] 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)
[   48.281006][  T843] RSP: 002b:00007ffcb05eb7c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.281538][  T843] RAX: ffffffffffffffda RBX: 00007ffcb05ebef0 RCX: 00007f77dc4021e7
[   48.282018][  T843] RDX: 0000000000000000 RSI: 00007ffcb05eb830 RDI: 0000000000000005
[   48.282535][  T843] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   48.283021][  T843] R10: 0000000010adb910 R11: 0000000000000246 R12: 0000000000000004
[   48.283543][  T843] R13: 00000000686e3586 R14: 0000000000499600 R15: 0000000000000000
| [   48.870727][  T858] ------------[ cut here ]------------
| [ 48.871096][ T858] WARNING: CPU: 1 PID: 858 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) 
| [   48.871783][  T858] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   48.873183][  T858] Tainted: [W]=WARN
[   48.873418][  T858] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.873825][ T858] 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) 
[ 48.874153][ T858] 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
[   48.876608][  T858] RSP: 0018:ffffc90000fa6ef0 EFLAGS: 00010246
[   48.877004][  T858] RAX: 0000000000000000 RBX: ffff88800f692000 RCX: 0000000000000001
[   48.877640][  T858] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   48.878099][  T858] RBP: ffffc90000fa6fe0 R08: 0000000000000000 R09: 0000000000000000
[   48.878578][  T858] R10: ffffc90000fa7010 R11: ffffffffb7d79160 R12: 1ffff920001f4de2
[   48.879063][  T858] R13: 0000000000000596 R14: ffffc90000fa7010 R15: ffff88800f692f08
[   48.879556][  T858] FS:  00007f46fde47800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[   48.880278][  T858] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.880672][  T858] CR2: 00000000004e5de8 CR3: 000000000ae3b006 CR4: 0000000000772ef0
[   48.881138][  T858] PKRU: 55555554
[   48.881391][  T858] Call Trace:
[   48.881651][  T858]  <TASK>
[ 48.881813][ T858] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.882135][ T858] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.882451][ T858] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.882807][ T858] netif_set_mtu (net/core/dev.c:9652) 
[ 48.883116][ T858] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 48.883434][ T858] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 48.883676][ T858] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 48.884132][ T858] br_add_if (net/bridge/br_if.c:697) bridge 
[ 48.884507][ T858] do_set_master (net/core/rtnetlink.c:2948) 
[ 48.884825][ T858] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.885146][ T858] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.885559][ T858] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.885872][ T858] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.886184][ T858] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.886512][ T858] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.886836][ T858] ? __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) 
[ 48.887159][ T858] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.887551][ T858] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.887893][ T858] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.888229][ T858] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.888552][ T858] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.888858][ T858] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.889165][ T858] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.889507][ T858] ? __create_object (mm/kmemleak.c:771) 
[ 48.889824][ T858] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.890131][ T858] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.890435][ T858] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.890839][ T858] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.891162][ T858] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.891520][ T858] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.891882][ T858] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.892214][ T858] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.892556][ T858] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.892874][ T858] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.893204][ T858] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.893549][ T858] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.893883][ T858] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.894208][ T858] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.894553][ T858] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.894881][ T858] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.895199][ T858] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.895550][ T858] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.895891][ T858] ? 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) 
[ 48.896202][ T858] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 48.896532][ T858] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.896870][ T858] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.897203][ T858] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.897541][ T858] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.897856][ T858] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.898193][ T858] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.898526][ T858] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.898841][ T858] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.899272][ T858] ___sys_sendmsg (net/socket.c:2670) 
[ 48.899630][ T858] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.899947][ T858] ? __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) 
[ 48.900348][ T858] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.900683][ T858] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.900997][ T858] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.901325][ T858] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.901664][ T858] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.901977][ T858] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.902310][ T858] __sys_sendmsg (net/socket.c:2700) 
[ 48.902624][ T858] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.902999][ T858] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.903315][ T858] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.903666][ T858] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.903983][ T858] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.904367][  T858] RIP: 0033:0x7f46fe0141e7
[ 48.904699][ T858] 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)
[   48.905849][  T858] RSP: 002b:00007ffd8d93ac98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.906336][  T858] RAX: ffffffffffffffda RBX: 00007ffd8d93b3c0 RCX: 00007f46fe0141e7
[   48.906814][  T858] RDX: 0000000000000000 RSI: 00007ffd8d93ad00 RDI: 0000000000000005
[   48.907281][  T858] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   48.907790][  T858] R10: 000000002ff7c910 R11: 0000000000000246 R12: 0000000000000004
[   48.908282][  T858] R13: 00000000686e3587 R14: 0000000000499600 R15: 0000000000000000
| [   49.557361][  T873] ------------[ cut here ]------------
| [ 49.557803][ T873] WARNING: CPU: 1 PID: 873 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) 
| [   49.558528][  T873] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   49.560254][  T873] Tainted: [W]=WARN
[   49.560537][  T873] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 49.560986][ T873] 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) 
[ 49.561342][ T873] 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
[   49.562631][  T873] RSP: 0018:ffffc90001056ef0 EFLAGS: 00010246
[   49.563027][  T873] RAX: 0000000000000000 RBX: ffff88800f692000 RCX: 0000000000000001
[   49.563780][  T873] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   49.564478][  T873] RBP: ffffc90001056fe0 R08: 0000000000000000 R09: 0000000000000000
[   49.564938][  T873] R10: ffffc90001057010 R11: ffffffffb7d79160 R12: 1ffff9200020ade2
[   49.565422][  T873] R13: 0000000000000596 R14: ffffc90001057010 R15: ffff88800f692f08
[   49.565896][  T873] FS:  00007f9097d5c800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[   49.566470][  T873] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   49.566860][  T873] CR2: 00000000004e6890 CR3: 000000000f82b005 CR4: 0000000000772ef0
[   49.567332][  T873] PKRU: 55555554
[   49.567574][  T873] Call Trace:
[   49.567804][  T873]  <TASK>
[ 49.567965][ T873] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 49.568295][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.568638][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.568950][ T873] netif_set_mtu (net/core/dev.c:9652) 
[ 49.569277][ T873] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 49.569651][ T873] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 49.569884][ T873] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 49.570331][ T873] br_add_if (net/bridge/br_if.c:697) bridge 
[ 49.570728][ T873] do_set_master (net/core/rtnetlink.c:2948) 
[ 49.571257][ T873] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 49.571812][ T873] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 49.572481][ T873] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 49.572999][ T873] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 49.573532][ T873] ? __kernel_text_address (kernel/extable.c:79) 
[ 49.574084][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.574598][ T873] ? __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) 
[ 49.575126][ T873] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 49.575802][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.576323][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.576845][ T873] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 49.577380][ T873] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 49.577895][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.578395][ T873] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 49.578900][ T873] ? __create_object (mm/kmemleak.c:771) 
[ 49.579432][ T873] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 49.579958][ T873] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 49.580303][ T873] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 49.580726][ T873] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 49.581057][ T873] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 49.581408][ T873] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 49.581764][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.582091][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.582405][ T873] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 49.582745][ T873] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 49.583063][ T873] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 49.583381][ T873] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 49.583725][ T873] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 49.584056][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.584382][ T873] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 49.584739][ T873] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 49.585064][ T873] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 49.585394][ T873] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 49.585745][ T873] ? 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) 
[ 49.586055][ T873] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 49.586361][ T873] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 49.586676][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.587003][ T873] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 49.587330][ T873] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 49.587657][ T873] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 49.587971][ T873] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 49.588289][ T873] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 49.588615][ T873] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 49.589014][ T873] ___sys_sendmsg (net/socket.c:2670) 
[ 49.589332][ T873] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 49.589667][ T873] ? __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) 
[ 49.590058][ T873] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 49.590376][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.590703][ T873] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 49.591011][ T873] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 49.591344][ T873] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 49.591677][ T873] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 49.591989][ T873] __sys_sendmsg (net/socket.c:2700) 
[ 49.592299][ T873] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 49.592724][ T873] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 49.593042][ T873] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 49.593359][ T873] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 49.593693][ T873] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   49.594088][  T873] RIP: 0033:0x7f9097f291e7
[ 49.594410][ T873] 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)
[   49.595524][  T873] RSP: 002b:00007ffd1f9c8768 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   49.595997][  T873] RAX: ffffffffffffffda RBX: 00007ffd1f9c8e90 RCX: 00007f9097f291e7
[   49.596482][  T873] RDX: 0000000000000000 RSI: 00007ffd1f9c87d0 RDI: 0000000000000005
[   49.596956][  T873] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   49.597424][  T873] R10: 000000000537e910 R11: 0000000000000246 R12: 0000000000000004
[   49.597910][  T873] R13: 00000000686e3588 R14: 0000000000499600 R15: 0000000000000000
| [   61.208183][ T1003] ------------[ cut here ]------------
| [ 61.208531][ T1003] WARNING: CPU: 0 PID: 1003 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) 
| [   61.209155][ T1003] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   61.210687][ T1003] Tainted: [W]=WARN
[   61.210942][ T1003] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.211395][ T1003] 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) 
[ 61.211742][ T1003] 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
[   61.212925][ T1003] RSP: 0018:ffffc90001416ef0 EFLAGS: 00010246
[   61.213366][ T1003] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[   61.213867][ T1003] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   61.214486][ T1003] RBP: ffffc90001416fe0 R08: 0000000000000000 R09: 0000000000000000
[   61.214982][ T1003] R10: ffffc90001417010 R11: ffffffffb86a8918 R12: 1ffff92000282de2
[   61.215477][ T1003] R13: 00000000000005aa R14: ffffc90001417010 R15: ffff888009752f08
[   61.215969][ T1003] FS:  00007f48e0fd6800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[   61.216544][ T1003] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.216960][ T1003] CR2: 00000000004e5ce0 CR3: 000000000bb6a003 CR4: 0000000000772ef0
[   61.217452][ T1003] PKRU: 55555554
[   61.217703][ T1003] Call Trace:
[   61.217951][ T1003]  <TASK>
[ 61.218121][ T1003] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.218450][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.218795][ T1003] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 61.219128][ T1003] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 61.219543][ T1003] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 61.219871][ T1003] netif_set_mtu (net/core/dev.c:9652) 
[ 61.220200][ T1003] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.220547][ T1003] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 61.220990][ T1003] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.221239][ T1003] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.221740][ T1003] br_add_if (net/bridge/br_if.c:697) bridge 
[ 61.222112][ T1003] do_set_master (net/core/rtnetlink.c:2948) 
[ 61.222446][ T1003] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.222786][ T1003] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.223192][ T1003] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.223526][ T1003] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.223858][ T1003] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.224185][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.224517][ T1003] ? __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) 
[ 61.224841][ T1003] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.225240][ T1003] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.225572][ T1003] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.225892][ T1003] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.226221][ T1003] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.226549][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.226871][ T1003] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.227195][ T1003] ? __create_object (mm/kmemleak.c:771) 
[ 61.227529][ T1003] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.227852][ T1003] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.228173][ T1003] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.228591][ T1003] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.228922][ T1003] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.229250][ T1003] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.229586][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.229918][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.230244][ T1003] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.230572][ T1003] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.230898][ T1003] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.231228][ T1003] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.231564][ T1003] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.231883][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.232213][ T1003] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.232545][ T1003] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.232873][ T1003] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.233207][ T1003] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.233549][ T1003] ? 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) 
[ 61.233888][ T1003] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.234214][ T1003] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.234539][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.234866][ T1003] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.235190][ T1003] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.235521][ T1003] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.235857][ T1003] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.236201][ T1003] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.236530][ T1003] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.236945][ T1003] ___sys_sendmsg (net/socket.c:2670) 
[ 61.237264][ T1003] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.237591][ T1003] ? __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) 
[ 61.237993][ T1003] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.238317][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.238656][ T1003] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.238995][ T1003] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.239321][ T1003] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.239650][ T1003] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.239979][ T1003] __sys_sendmsg (net/socket.c:2700) 
[ 61.240298][ T1003] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.240712][ T1003] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.241048][ T1003] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.241400][ T1003] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.241742][ T1003] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.242145][ T1003] RIP: 0033:0x7f48e11a31e7
[ 61.242485][ T1003] 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)
[   61.243649][ T1003] RSP: 002b:00007ffed0df4fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.244163][ T1003] RAX: ffffffffffffffda RBX: 00007ffed0df56e0 RCX: 00007f48e11a31e7
[   61.244656][ T1003] RDX: 0000000000000000 RSI: 00007ffed0df5020 RDI: 0000000000000005
[   61.245382][ T1003] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   61.245875][ T1003] R10: 0000000013b8e910 R11: 0000000000000246 R12: 0000000000000004
[   61.246367][ T1003] R13: 00000000686e3593 R14: 0000000000499600 R15: 0000000000000000
| [   75.359925][ T1041] ------------[ cut here ]------------
| [ 75.360306][ T1041] WARNING: CPU: 2 PID: 1041 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) 
| [   75.360959][ T1041] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   75.362405][ T1041] Tainted: [W]=WARN
[   75.362875][ T1041] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 75.363525][ T1041] 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) 
[ 75.363967][ T1041] 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
[   75.365119][ T1041] RSP: 0018:ffffc90001546f70 EFLAGS: 00010246
[   75.365572][ T1041] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[   75.366057][ T1041] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   75.366566][ T1041] RBP: ffffc90001547058 R08: 0000000000000000 R09: 0000000000000000
[   75.367041][ T1041] R10: ffffc90001547088 R11: ffffffffb3c00130 R12: 1ffff920002a8df2
[   75.367540][ T1041] R13: 00000000000005dc R14: ffffc90001547088 R15: ffff888009752f08
[   75.368032][ T1041] FS:  00007f134de3d800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[   75.368612][ T1041] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   75.369028][ T1041] CR2: 00000000004e5ce0 CR3: 0000000005866003 CR4: 0000000000772ef0
[   75.369886][ T1041] PKRU: 55555554
[   75.370324][ T1041] Call Trace:
[   75.370612][ T1041]  <TASK>
[ 75.370790][ T1041] ? __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) 
[ 75.371223][ T1041] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 75.371625][ T1041] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 75.371947][ T1041] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 75.372286][ T1041] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 75.372626][ T1041] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 75.372952][ T1041] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 75.373318][ T1041] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 75.373685][ T1041] ? ___sys_sendmsg (net/socket.c:2670) 
[ 75.374013][ T1041] ? __sys_sendmsg (net/socket.c:2700) 
[ 75.374342][ T1041] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 75.374676][ T1041] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 75.375066][ T1041] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 75.375392][ T1041] netif_set_mtu (net/core/dev.c:9652) 
[ 75.375723][ T1041] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 75.376062][ T1041] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 75.376323][ T1041] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 75.376784][ T1041] br_del_if (net/bridge/br_if.c:743) bridge 
[ 75.377144][ T1041] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 75.377497][ T1041] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 75.377838][ T1041] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 75.378204][ T1041] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 75.378625][ T1041] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 75.378955][ T1041] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 75.379280][ T1041] ? __kernel_text_address (kernel/extable.c:79) 
[ 75.379620][ T1041] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 75.379947][ T1041] ? __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) 
[ 75.380276][ T1041] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 75.380692][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 75.381028][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 75.381381][ T1041] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 75.381736][ T1041] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 75.382063][ T1041] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 75.382394][ T1041] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 75.382729][ T1041] ? __create_object (mm/kmemleak.c:771) 
[ 75.383064][ T1041] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 75.383410][ T1041] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 75.383749][ T1041] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 75.384151][ T1041] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 75.384492][ T1041] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 75.384826][ T1041] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 75.385152][ T1041] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 75.385512][ T1041] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 75.385842][ T1041] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 75.386155][ T1041] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 75.386495][ T1041] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 75.386860][ T1041] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 75.387199][ T1041] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 75.387557][ T1041] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 75.387900][ T1041] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 75.388237][ T1041] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 75.388584][ T1041] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 75.388935][ T1041] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 75.389279][ T1041] ? 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) 
[ 75.389638][ T1041] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 75.389977][ T1041] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 75.390328][ T1041] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 75.390687][ T1041] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 75.391027][ T1041] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 75.391376][ T1041] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 75.391744][ T1041] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 75.392084][ T1041] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 75.392417][ T1041] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 75.392853][ T1041] ___sys_sendmsg (net/socket.c:2670) 
[ 75.393186][ T1041] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 75.393574][ T1041] ? __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) 
[ 75.393995][ T1041] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 75.394342][ T1041] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 75.394696][ T1041] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 75.395038][ T1041] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 75.395372][ T1041] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 75.395718][ T1041] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 75.396061][ T1041] __sys_sendmsg (net/socket.c:2700) 
[ 75.396393][ T1041] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 75.396816][ T1041] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 75.397163][ T1041] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 75.397518][ T1041] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 75.397855][ T1041] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   75.398263][ T1041] RIP: 0033:0x7f134e00a1e7
[ 75.398621][ T1041] 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)
[   75.399792][ T1041] RSP: 002b:00007fff771e5e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   75.400289][ T1041] RAX: ffffffffffffffda RBX: 00007fff771e6550 RCX: 00007f134e00a1e7
[   75.400793][ T1041] RDX: 0000000000000000 RSI: 00007fff771e5e90 RDI: 0000000000000005
[   75.401307][ T1041] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   75.401825][ T1041] R10: 00007f134df07ee8 R11: 0000000000000246 R12: 0000000000000003
[   75.402324][ T1041] R13: 00000000686e35a1 R14: 0000000000499600 R15: 0000000000000000
| [   78.388197][ T1119] ------------[ cut here ]------------
| [ 78.388535][ T1119] WARNING: CPU: 1 PID: 1119 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) 
| [   78.389171][ T1119] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   78.390901][ T1119] Tainted: [W]=WARN
[   78.391143][ T1119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 78.391563][ T1119] 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) 
[ 78.391926][ T1119] 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
[   78.393374][ T1119] RSP: 0018:ffffc900018a6ef0 EFLAGS: 00010246
[   78.394068][ T1119] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[   78.394787][ T1119] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   78.395267][ T1119] RBP: ffffc900018a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   78.395928][ T1119] R10: ffffc900018a7010 R11: ffffffffb86a8918 R12: 1ffff92000314de2
[   78.396440][ T1119] R13: 00000000000005aa R14: ffffc900018a7010 R15: ffff888009752f08
[   78.397083][ T1119] FS:  00007effaaf51800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[   78.397866][ T1119] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   78.398292][ T1119] CR2: 00000000004e5ce0 CR3: 000000000f59f001 CR4: 0000000000772ef0
[   78.398982][ T1119] PKRU: 55555554
[   78.399272][ T1119] Call Trace:
[   78.399710][ T1119]  <TASK>
[ 78.399901][ T1119] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 78.400299][ T1119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 78.400977][ T1119] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 78.401362][ T1119] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 78.402157][ T1119] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 78.402683][ T1119] netif_set_mtu (net/core/dev.c:9652) 
[ 78.403021][ T1119] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 78.403351][ T1119] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 78.403879][ T1119] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 78.404124][ T1119] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 78.404654][ T1119] br_add_if (net/bridge/br_if.c:697) bridge 
[ 78.405069][ T1119] do_set_master (net/core/rtnetlink.c:2948) 
[ 78.405413][ T1119] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 78.405791][ T1119] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 78.406227][ T1119] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 78.406592][ T1119] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 78.406940][ T1119] ? __kernel_text_address (kernel/extable.c:79) 
[ 78.407281][ T1119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 78.407676][ T1119] ? __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) 
[ 78.408091][ T1119] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 78.408572][ T1119] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 78.408957][ T1119] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 78.409350][ T1119] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 78.409715][ T1119] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 78.410062][ T1119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 78.410393][ T1119] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 78.410734][ T1119] ? __create_object (mm/kmemleak.c:771) 
[ 78.411055][ T1119] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 78.411407][ T1119] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 78.411772][ T1119] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 78.412218][ T1119] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 78.412606][ T1119] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 78.412966][ T1119] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 78.413304][ T1119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 78.413637][ T1119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 78.413949][ T1119] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 78.414250][ T1119] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 78.414572][ T1119] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 78.414879][ T1119] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 78.415184][ T1119] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 78.415499][ T1119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 78.415811][ T1119] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 78.416138][ T1119] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 78.416447][ T1119] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 78.416789][ T1119] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 78.417095][ T1119] ? 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) 
[ 78.417402][ T1119] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 78.417720][ T1119] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 78.418029][ T1119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 78.418340][ T1119] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 78.418659][ T1119] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 78.419009][ T1119] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 78.419338][ T1119] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 78.419665][ T1119] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 78.419978][ T1119] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 78.420376][ T1119] ___sys_sendmsg (net/socket.c:2670) 
[ 78.420704][ T1119] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 78.421010][ T1119] ? __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) 
[ 78.421415][ T1119] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 78.421745][ T1119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 78.422062][ T1119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 78.422396][ T1119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 78.422737][ T1119] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 78.423057][ T1119] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 78.423379][ T1119] __sys_sendmsg (net/socket.c:2700) 
[ 78.423701][ T1119] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 78.424103][ T1119] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 78.424434][ T1119] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 78.424775][ T1119] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 78.425100][ T1119] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   78.425495][ T1119] RIP: 0033:0x7effab11e1e7
[ 78.425812][ T1119] 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)
[   78.426934][ T1119] RSP: 002b:00007ffe6c3bb328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   78.427397][ T1119] RAX: ffffffffffffffda RBX: 00007ffe6c3bba50 RCX: 00007effab11e1e7
[   78.427869][ T1119] RDX: 0000000000000000 RSI: 00007ffe6c3bb390 RDI: 0000000000000005
[   78.428327][ T1119] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   78.428821][ T1119] R10: 000000003466c910 R11: 0000000000000246 R12: 0000000000000004
[   78.429279][ T1119] R13: 00000000686e35a4 R14: 0000000000499600 R15: 0000000000000000
| [   92.554346][ T1155] ------------[ cut here ]------------
| [ 92.554719][ T1155] WARNING: CPU: 2 PID: 1155 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) 
| [   92.555388][ T1155] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   92.557680][ T1155] Tainted: [W]=WARN
[   92.557955][ T1155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.558381][ T1155] 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) 
[ 92.558744][ T1155] 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
[   92.559957][ T1155] RSP: 0018:ffffc90001966f70 EFLAGS: 00010246
[   92.560391][ T1155] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[   92.560916][ T1155] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   92.561429][ T1155] RBP: ffffc90001967058 R08: 0000000000000000 R09: 0000000000000000
[   92.561939][ T1155] R10: ffffc90001967088 R11: ffffffffb7d79160 R12: 1ffff9200032cdf2
[   92.562468][ T1155] R13: 00000000000005dc R14: ffffc90001967088 R15: ffff888009752f08
[   92.562971][ T1155] FS:  00007f4934d3d800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[   92.563619][ T1155] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.564049][ T1155] CR2: 00000000004e5ce0 CR3: 000000000ff69003 CR4: 0000000000772ef0
[   92.564603][ T1155] PKRU: 55555554
[   92.564855][ T1155] Call Trace:
[   92.565098][ T1155]  <TASK>
[ 92.565269][ T1155] ? __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) 
[ 92.565681][ T1155] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 92.566048][ T1155] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 92.566372][ T1155] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.566700][ T1155] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.567016][ T1155] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 92.567469][ T1155] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.567791][ T1155] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.568154][ T1155] ? ___sys_sendmsg (net/socket.c:2670) 
[ 92.568546][ T1155] ? __sys_sendmsg (net/socket.c:2700) 
[ 92.568876][ T1155] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.569227][ T1155] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 92.569651][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.569981][ T1155] netif_set_mtu (net/core/dev.c:9652) 
[ 92.570325][ T1155] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.570683][ T1155] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.570940][ T1155] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 92.571436][ T1155] br_del_if (net/bridge/br_if.c:743) bridge 
[ 92.571827][ T1155] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 92.572164][ T1155] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 92.572555][ T1155] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.572909][ T1155] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 92.573360][ T1155] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 92.573715][ T1155] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 92.574034][ T1155] ? __kernel_text_address (kernel/extable.c:79) 
[ 92.574356][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.574685][ T1155] ? __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) 
[ 92.575024][ T1155] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 92.575432][ T1155] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.575789][ T1155] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.576107][ T1155] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 92.576472][ T1155] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 92.576817][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.577150][ T1155] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.577477][ T1155] ? __create_object (mm/kmemleak.c:771) 
[ 92.577798][ T1155] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 92.578131][ T1155] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 92.578448][ T1155] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 92.578852][ T1155] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 92.579196][ T1155] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.579539][ T1155] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.579876][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.580217][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.580593][ T1155] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.580920][ T1155] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.581247][ T1155] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.581603][ T1155] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.581927][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.582244][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.582579][ T1155] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.582904][ T1155] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.583257][ T1155] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.583626][ T1155] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.583948][ T1155] ? 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) 
[ 92.584333][ T1155] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 92.584682][ T1155] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.585026][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.585407][ T1155] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.585761][ T1155] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.586088][ T1155] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.586420][ T1155] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.586761][ T1155] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.587102][ T1155] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.587519][ T1155] ___sys_sendmsg (net/socket.c:2670) 
[ 92.587837][ T1155] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 92.588169][ T1155] ? __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) 
[ 92.588619][ T1155] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.588952][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.589281][ T1155] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.589617][ T1155] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.589939][ T1155] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 92.590268][ T1155] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.590613][ T1155] __sys_sendmsg (net/socket.c:2700) 
[ 92.590931][ T1155] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 92.591380][ T1155] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.591744][ T1155] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.592076][ T1155] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.592477][ T1155] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.592879][ T1155] RIP: 0033:0x7f4934f0a1e7
[ 92.593216][ T1155] 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)
[   92.594367][ T1155] RSP: 002b:00007ffd429e9a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.594862][ T1155] RAX: ffffffffffffffda RBX: 00007ffd429ea190 RCX: 00007f4934f0a1e7
[   92.595351][ T1155] RDX: 0000000000000000 RSI: 00007ffd429e9ad0 RDI: 0000000000000005
[   92.595840][ T1155] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   92.596357][ T1155] R10: 00007f4934e07ee8 R11: 0000000000000246 R12: 0000000000000003
[   92.596842][ T1155] R13: 00000000686e35b3 R14: 0000000000499600 R15: 0000000000000000
| [   95.977244][ T1241] ------------[ cut here ]------------
| [ 95.977576][ T1241] WARNING: CPU: 0 PID: 1241 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) 
| [   95.978242][ T1241] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   95.979638][ T1241] Tainted: [W]=WARN
[   95.979894][ T1241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 95.980292][ T1241] 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) 
[ 95.980639][ T1241] 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
[   95.981843][ T1241] RSP: 0018:ffffc90001d26ef0 EFLAGS: 00010246
[   95.982257][ T1241] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[   95.982743][ T1241] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[   95.983222][ T1241] RBP: ffffc90001d26fe0 R08: 0000000000000000 R09: 0000000000000000
[   95.983722][ T1241] R10: ffffc90001d27010 R11: ffffffffb86a8918 R12: 1ffff920003a4de2
[   95.984220][ T1241] R13: 00000000000005aa R14: ffffc90001d27010 R15: ffff888009752f08
[   95.984731][ T1241] FS:  00007fb32e959800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[   95.985296][ T1241] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.985707][ T1241] CR2: 00000000004e5ce0 CR3: 000000000de76006 CR4: 0000000000772ef0
[   95.986218][ T1241] PKRU: 55555554
[   95.986486][ T1241] Call Trace:
[   95.986772][ T1241]  <TASK>
[ 95.986951][ T1241] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 95.987309][ T1241] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.987694][ T1241] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 95.988033][ T1241] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 95.988498][ T1241] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 95.988882][ T1241] netif_set_mtu (net/core/dev.c:9652) 
[ 95.989231][ T1241] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 95.989598][ T1241] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 95.990078][ T1241] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 95.990377][ T1241] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 95.990840][ T1241] br_add_if (net/bridge/br_if.c:697) bridge 
[ 95.991203][ T1241] do_set_master (net/core/rtnetlink.c:2948) 
[ 95.991591][ T1241] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.991923][ T1241] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 95.992355][ T1241] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.992682][ T1241] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.993028][ T1241] ? __kernel_text_address (kernel/extable.c:79) 
[ 95.993353][ T1241] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.993694][ T1241] ? __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) 
[ 95.994014][ T1241] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 95.994424][ T1241] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.994772][ T1241] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.995087][ T1241] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 95.995408][ T1241] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 95.995725][ T1241] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.996040][ T1241] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 95.996396][ T1241] ? __create_object (mm/kmemleak.c:771) 
[ 95.996730][ T1241] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 95.997044][ T1241] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 95.997366][ T1241] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 95.997760][ T1241] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 95.998105][ T1241] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 95.998444][ T1241] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.998790][ T1241] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.999115][ T1241] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.999429][ T1241] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 95.999769][ T1241] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 96.000093][ T1241] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 96.000408][ T1241] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 96.000725][ T1241] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 96.001045][ T1241] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.001381][ T1241] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 96.001703][ T1241] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 96.002015][ T1241] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 96.002344][ T1241] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 96.002697][ T1241] ? 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) 
[ 96.003008][ T1241] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 96.003346][ T1241] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 96.003691][ T1241] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.004058][ T1241] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 96.004405][ T1241] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 96.004991][ T1241] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 96.005335][ T1241] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 96.005673][ T1241] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 96.005991][ T1241] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 96.006673][ T1241] ___sys_sendmsg (net/socket.c:2670) 
[ 96.007014][ T1241] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 96.007332][ T1241] ? __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) 
[ 96.007759][ T1241] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 96.008391][ T1241] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.008760][ T1241] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.009107][ T1241] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.009471][ T1241] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 96.010072][ T1241] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 96.010418][ T1241] __sys_sendmsg (net/socket.c:2700) 
[ 96.010782][ T1241] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 96.011205][ T1241] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 96.011806][ T1241] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 96.012120][ T1241] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 96.012449][ T1241] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   96.013086][ T1241] RIP: 0033:0x7fb32eb261e7
[ 96.013414][ T1241] 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)
[   96.014566][ T1241] RSP: 002b:00007ffe9bae1288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   96.015033][ T1241] RAX: ffffffffffffffda RBX: 00007ffe9bae19b0 RCX: 00007fb32eb261e7
[   96.015524][ T1241] RDX: 0000000000000000 RSI: 00007ffe9bae12f0 RDI: 0000000000000005
[   96.016001][ T1241] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   96.016501][ T1241] R10: 0000000004a3a910 R11: 0000000000000246 R12: 0000000000000004
[   96.016964][ T1241] R13: 00000000686e35b6 R14: 0000000000499600 R15: 0000000000000000
| [  111.361021][ T1279] ------------[ cut here ]------------
| [ 111.361413][ T1279] WARNING: CPU: 0 PID: 1279 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) 
| [  111.362027][ T1279] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  111.364226][ T1279] Tainted: [W]=WARN
[  111.364476][ T1279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 111.364862][ T1279] 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) 
[ 111.365182][ T1279] 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
[  111.366300][ T1279] RSP: 0018:ffffc90001e16f70 EFLAGS: 00010246
[  111.366702][ T1279] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  111.367160][ T1279] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  111.367642][ T1279] RBP: ffffc90001e17058 R08: 0000000000000000 R09: 0000000000000000
[  111.368103][ T1279] R10: ffffc90001e17088 R11: ffffffffb7d79160 R12: 1ffff920003c2df2
[  111.368590][ T1279] R13: 00000000000005dc R14: ffffc90001e17088 R15: ffff888009752f08
[  111.369054][ T1279] FS:  00007fe006a14800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  111.369599][ T1279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  111.369982][ T1279] CR2: 00000000004e5ce0 CR3: 000000000fd91004 CR4: 0000000000772ef0
[  111.370454][ T1279] PKRU: 55555554
[  111.370717][ T1279] Call Trace:
[  111.370972][ T1279]  <TASK>
[ 111.371127][ T1279] ? __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) 
[ 111.371580][ T1279] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 111.371937][ T1279] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 111.372249][ T1279] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 111.372561][ T1279] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 111.372889][ T1279] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 111.373196][ T1279] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 111.373515][ T1279] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 111.373826][ T1279] ? ___sys_sendmsg (net/socket.c:2670) 
[ 111.374128][ T1279] ? __sys_sendmsg (net/socket.c:2700) 
[ 111.374430][ T1279] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 111.374748][ T1279] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 111.375134][ T1279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.375450][ T1279] netif_set_mtu (net/core/dev.c:9652) 
[ 111.375766][ T1279] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 111.376092][ T1279] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 111.376331][ T1279] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 111.376869][ T1279] br_del_if (net/bridge/br_if.c:743) bridge 
[ 111.377504][ T1279] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 111.377907][ T1279] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 111.378232][ T1279] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 111.378567][ T1279] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 111.378966][ T1279] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 111.379272][ T1279] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 111.379584][ T1279] ? __kernel_text_address (kernel/extable.c:79) 
[ 111.379897][ T1279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.380205][ T1279] ? __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) 
[ 111.380521][ T1279] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 111.380905][ T1279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.381231][ T1279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.381564][ T1279] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 111.381878][ T1279] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 111.382187][ T1279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.382511][ T1279] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 111.382814][ T1279] ? __create_object (mm/kmemleak.c:771) 
[ 111.383124][ T1279] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 111.383434][ T1279] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 111.383755][ T1279] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 111.384141][ T1279] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 111.384455][ T1279] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 111.384784][ T1279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 111.385104][ T1279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.385431][ T1279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.385760][ T1279] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 111.386084][ T1279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 111.386404][ T1279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 111.386731][ T1279] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 111.387055][ T1279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 111.387380][ T1279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.387711][ T1279] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 111.388030][ T1279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 111.388349][ T1279] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 111.388695][ T1279] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 111.389014][ T1279] ? 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) 
[ 111.389335][ T1279] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 111.389668][ T1279] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 111.389985][ T1279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.390348][ T1279] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 111.390690][ T1279] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 111.391021][ T1279] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 111.391360][ T1279] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 111.391696][ T1279] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 111.392016][ T1279] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 111.392426][ T1279] ___sys_sendmsg (net/socket.c:2670) 
[ 111.392770][ T1279] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 111.393090][ T1279] ? __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) 
[ 111.393530][ T1279] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 111.393855][ T1279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.394180][ T1279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.394520][ T1279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.394843][ T1279] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 111.395164][ T1279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 111.395501][ T1279] __sys_sendmsg (net/socket.c:2700) 
[ 111.395826][ T1279] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 111.396227][ T1279] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 111.396567][ T1279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.396889][ T1279] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 111.397210][ T1279] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  111.397611][ T1279] RIP: 0033:0x7fe006be11e7
[ 111.397942][ T1279] 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)
[  111.399090][ T1279] RSP: 002b:00007ffc02775418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  111.399586][ T1279] RAX: ffffffffffffffda RBX: 00007ffc02775b40 RCX: 00007fe006be11e7
[  111.400068][ T1279] RDX: 0000000000000000 RSI: 00007ffc02775480 RDI: 0000000000000005
[  111.400563][ T1279] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  111.401045][ T1279] R10: 00007fe006adeee8 R11: 0000000000000246 R12: 0000000000000003
[  111.401546][ T1279] R13: 00000000686e35c5 R14: 0000000000499600 R15: 0000000000000000
| [  114.454261][ T1365] ------------[ cut here ]------------
| [ 114.454728][ T1365] WARNING: CPU: 2 PID: 1365 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) 
| [  114.455484][ T1365] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  114.457097][ T1365] Tainted: [W]=WARN
[  114.457371][ T1365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 114.458006][ T1365] 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) 
[ 114.458375][ T1365] 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
[  114.459622][ T1365] RSP: 0018:ffffc900021f6ef0 EFLAGS: 00010246
[  114.460163][ T1365] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  114.460764][ T1365] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  114.461412][ T1365] RBP: ffffc900021f6fe0 R08: 0000000000000000 R09: 0000000000000000
[  114.462000][ T1365] R10: ffffc900021f7010 R11: ffffffffb86a8918 R12: 1ffff9200043ede2
[  114.462507][ T1365] R13: 00000000000005aa R14: ffffc900021f7010 R15: ffff888009752f08
[  114.463145][ T1365] FS:  00007f97756f9800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  114.463764][ T1365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.464184][ T1365] CR2: 00000000004e5ce0 CR3: 000000000f987002 CR4: 0000000000772ef0
[  114.464765][ T1365] PKRU: 55555554
[  114.465047][ T1365] Call Trace:
[  114.465366][ T1365]  <TASK>
[ 114.465573][ T1365] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 114.465956][ T1365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.466368][ T1365] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 114.466748][ T1365] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 114.467172][ T1365] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 114.467523][ T1365] netif_set_mtu (net/core/dev.c:9652) 
[ 114.467954][ T1365] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 114.468301][ T1365] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 114.468802][ T1365] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 114.469076][ T1365] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 114.469549][ T1365] br_add_if (net/bridge/br_if.c:697) bridge 
[ 114.469951][ T1365] do_set_master (net/core/rtnetlink.c:2948) 
[ 114.470299][ T1365] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 114.470699][ T1365] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 114.471132][ T1365] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 114.471507][ T1365] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 114.471907][ T1365] ? __kernel_text_address (kernel/extable.c:79) 
[ 114.472257][ T1365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.472623][ T1365] ? __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) 
[ 114.473145][ T1365] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 114.473586][ T1365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.473942][ T1365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.474296][ T1365] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 114.474672][ T1365] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 114.475014][ T1365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.475357][ T1365] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 114.475717][ T1365] ? __create_object (mm/kmemleak.c:771) 
[ 114.476087][ T1365] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 114.476432][ T1365] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 114.476784][ T1365] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 114.477205][ T1365] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 114.477566][ T1365] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 114.477911][ T1365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.478249][ T1365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.478615][ T1365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.478957][ T1365] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 114.479293][ T1365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.479646][ T1365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.480017][ T1365] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.480367][ T1365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.480723][ T1365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.481071][ T1365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.481434][ T1365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.481786][ T1365] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.482288][ T1365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.482840][ T1365] ? 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) 
[ 114.483443][ T1365] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 114.484029][ T1365] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.484647][ T1365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.485242][ T1365] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.485687][ T1365] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.486049][ T1365] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.486400][ T1365] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.486755][ T1365] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.487127][ T1365] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.487570][ T1365] ___sys_sendmsg (net/socket.c:2670) 
[ 114.487924][ T1365] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.488279][ T1365] ? __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) 
[ 114.488716][ T1365] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.489077][ T1365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.489435][ T1365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.489795][ T1365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.490152][ T1365] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.490737][ T1365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.491139][ T1365] __sys_sendmsg (net/socket.c:2700) 
[ 114.491508][ T1365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.491927][ T1365] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.492300][ T1365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.492649][ T1365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.493026][ T1365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.493454][ T1365] RIP: 0033:0x7f97758c61e7
[ 114.494091][ T1365] 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)
[  114.495502][ T1365] RSP: 002b:00007ffc229b7ab8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.496023][ T1365] RAX: ffffffffffffffda RBX: 00007ffc229b81e0 RCX: 00007f97758c61e7
[  114.496546][ T1365] RDX: 0000000000000000 RSI: 00007ffc229b7b20 RDI: 0000000000000005
[  114.497287][ T1365] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  114.497791][ T1365] R10: 0000000034195910 R11: 0000000000000246 R12: 0000000000000004
[  114.498299][ T1365] R13: 00000000686e35c9 R14: 0000000000499600 R15: 0000000000000000
| [  128.503360][ T1401] ------------[ cut here ]------------
| [ 128.503698][ T1401] WARNING: CPU: 0 PID: 1401 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) 
| [  128.504336][ T1401] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  128.505918][ T1401] Tainted: [W]=WARN
[  128.506172][ T1401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 128.506568][ T1401] 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) 
[ 128.506881][ T1401] 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
[  128.508042][ T1401] RSP: 0018:ffffc90002306f70 EFLAGS: 00010246
[  128.508448][ T1401] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  128.508914][ T1401] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  128.509378][ T1401] RBP: ffffc90002307058 R08: 0000000000000000 R09: 0000000000000000
[  128.509843][ T1401] R10: ffffc90002307088 R11: ffffffffb7d79160 R12: 1ffff92000460df2
[  128.510309][ T1401] R13: 00000000000005dc R14: ffffc90002307088 R15: ffff888009752f08
[  128.510780][ T1401] FS:  00007fb526a3d800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  128.511309][ T1401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.511748][ T1401] CR2: 00000000004e5ce0 CR3: 000000000ffbe001 CR4: 0000000000772ef0
[  128.512210][ T1401] PKRU: 55555554
[  128.512439][ T1401] Call Trace:
[  128.512674][ T1401]  <TASK>
[ 128.512828][ T1401] ? __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) 
[ 128.513215][ T1401] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 128.513580][ T1401] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 128.513886][ T1401] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 128.514188][ T1401] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 128.514496][ T1401] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 128.514807][ T1401] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 128.515108][ T1401] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 128.515424][ T1401] ? ___sys_sendmsg (net/socket.c:2670) 
[ 128.515737][ T1401] ? __sys_sendmsg (net/socket.c:2700) 
[ 128.516041][ T1401] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 128.516360][ T1401] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 128.516751][ T1401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.517068][ T1401] netif_set_mtu (net/core/dev.c:9652) 
[ 128.517374][ T1401] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 128.517709][ T1401] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 128.517946][ T1401] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 128.518369][ T1401] br_del_if (net/bridge/br_if.c:743) bridge 
[ 128.518720][ T1401] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 128.519024][ T1401] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 128.519332][ T1401] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 128.519650][ T1401] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 128.520038][ T1401] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 128.520350][ T1401] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 128.520663][ T1401] ? __kernel_text_address (kernel/extable.c:79) 
[ 128.520974][ T1401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.521283][ T1401] ? __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) 
[ 128.521617][ T1401] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 128.521995][ T1401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.522305][ T1401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.522623][ T1401] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 128.522924][ T1401] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 128.523229][ T1401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.523544][ T1401] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 128.523847][ T1401] ? __create_object (mm/kmemleak.c:771) 
[ 128.524155][ T1401] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 128.524472][ T1401] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 128.524785][ T1401] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 128.525163][ T1401] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 128.525484][ T1401] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 128.525794][ T1401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 128.526101][ T1401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.526443][ T1401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.526786][ T1401] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 128.527099][ T1401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 128.527423][ T1401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 128.527746][ T1401] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 128.528070][ T1401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 128.528383][ T1401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.528713][ T1401] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 128.529030][ T1401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 128.529339][ T1401] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 128.529670][ T1401] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 128.529977][ T1401] ? 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) 
[ 128.530283][ T1401] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 128.530603][ T1401] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 128.530911][ T1401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.531230][ T1401] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 128.531576][ T1401] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 128.531905][ T1401] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 128.532224][ T1401] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 128.532553][ T1401] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 128.532860][ T1401] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 128.533264][ T1401] ___sys_sendmsg (net/socket.c:2670) 
[ 128.533599][ T1401] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 128.533931][ T1401] ? __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) 
[ 128.534334][ T1401] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 128.534653][ T1401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.534996][ T1401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.535322][ T1401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.535642][ T1401] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 128.535965][ T1401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 128.536291][ T1401] __sys_sendmsg (net/socket.c:2700) 
[ 128.536600][ T1401] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 128.536982][ T1401] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 128.537297][ T1401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.537611][ T1401] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 128.537915][ T1401] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  128.538289][ T1401] RIP: 0033:0x7fb526c0a1e7
[ 128.538610][ T1401] 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)
[  128.539707][ T1401] RSP: 002b:00007ffedf458368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  128.540165][ T1401] RAX: ffffffffffffffda RBX: 00007ffedf458a90 RCX: 00007fb526c0a1e7
[  128.540628][ T1401] RDX: 0000000000000000 RSI: 00007ffedf4583d0 RDI: 0000000000000005
[  128.541089][ T1401] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  128.541578][ T1401] R10: 00007fb526b07ee8 R11: 0000000000000246 R12: 0000000000000003
[  128.542036][ T1401] R13: 00000000686e35d7 R14: 0000000000499600 R15: 0000000000000000
| [  130.039357][ T1433] ------------[ cut here ]------------
| [ 130.039924][ T1433] WARNING: CPU: 3 PID: 1433 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) 
| [  130.040554][ T1433] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  130.041911][ T1433] Tainted: [W]=WARN
[  130.042142][ T1433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 130.042536][ T1433] 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) 
[ 130.042854][ T1433] 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
[  130.044003][ T1433] RSP: 0018:ffffc90002486ef0 EFLAGS: 00010246
[  130.044388][ T1433] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  130.044853][ T1433] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  130.045314][ T1433] RBP: ffffc90002486fe0 R08: 0000000000000000 R09: 0000000000000000
[  130.045787][ T1433] R10: ffffc90002487010 R11: ffffffffb86a8918 R12: 1ffff92000490de2
[  130.046245][ T1433] R13: 00000000000005aa R14: ffffc90002487010 R15: ffff888009752f08
[  130.046799][ T1433] FS:  00007f87203f0800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  130.047358][ T1433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.047771][ T1433] CR2: 00000000004e5ce0 CR3: 0000000008509004 CR4: 0000000000772ef0
[  130.048256][ T1433] PKRU: 55555554
[  130.048505][ T1433] Call Trace:
[  130.048755][ T1433]  <TASK>
[ 130.048921][ T1433] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 130.049243][ T1433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.049577][ T1433] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 130.049903][ T1433] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 130.050307][ T1433] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 130.050700][ T1433] netif_set_mtu (net/core/dev.c:9652) 
[ 130.051012][ T1433] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 130.051341][ T1433] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 130.051786][ T1433] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 130.052022][ T1433] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 130.052451][ T1433] br_add_if (net/bridge/br_if.c:697) bridge 
[ 130.052814][ T1433] do_set_master (net/core/rtnetlink.c:2948) 
[ 130.053124][ T1433] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 130.053435][ T1433] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 130.053844][ T1433] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 130.054151][ T1433] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 130.054466][ T1433] ? __kernel_text_address (kernel/extable.c:79) 
[ 130.054784][ T1433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.055092][ T1433] ? __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) 
[ 130.055402][ T1433] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 130.055792][ T1433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.056107][ T1433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.056411][ T1433] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 130.056726][ T1433] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 130.057039][ T1433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.057353][ T1433] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 130.057671][ T1433] ? __create_object (mm/kmemleak.c:771) 
[ 130.057981][ T1433] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 130.058291][ T1433] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 130.058607][ T1433] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 130.058994][ T1433] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 130.059314][ T1433] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 130.059638][ T1433] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 130.059944][ T1433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.060255][ T1433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.060574][ T1433] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 130.060886][ T1433] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.061194][ T1433] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 130.061528][ T1433] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 130.061842][ T1433] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 130.062152][ T1433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.062505][ T1433] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 130.062839][ T1433] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 130.063147][ T1433] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 130.063497][ T1433] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 130.063806][ T1433] ? 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) 
[ 130.064121][ T1433] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 130.064473][ T1433] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 130.064822][ T1433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.065149][ T1433] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 130.065485][ T1433] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 130.065810][ T1433] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 130.066138][ T1433] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 130.066496][ T1433] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 130.066844][ T1433] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 130.067277][ T1433] ___sys_sendmsg (net/socket.c:2670) 
[ 130.067613][ T1433] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 130.067936][ T1433] ? __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) 
[ 130.068338][ T1433] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 130.068693][ T1433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.069009][ T1433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.069321][ T1433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.069639][ T1433] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 130.069982][ T1433] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.070303][ T1433] __sys_sendmsg (net/socket.c:2700) 
[ 130.070621][ T1433] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 130.071036][ T1433] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 130.071370][ T1433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.071694][ T1433] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 130.072002][ T1433] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  130.072386][ T1433] RIP: 0033:0x7f87205bd1e7
[ 130.072714][ T1433] 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)
[  130.074056][ T1433] RSP: 002b:00007ffe420e2f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  130.074534][ T1433] RAX: ffffffffffffffda RBX: 00007ffe420e36b0 RCX: 00007f87205bd1e7
[  130.075231][ T1433] RDX: 0000000000000000 RSI: 00007ffe420e2ff0 RDI: 0000000000000005
[  130.075944][ T1433] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  130.076434][ T1433] R10: 000000002e00d910 R11: 0000000000000246 R12: 0000000000000004
[  130.077152][ T1433] R13: 00000000686e35d8 R14: 0000000000499600 R15: 0000000000000000
| [  144.125925][ T1469] ------------[ cut here ]------------
| [ 144.126247][ T1469] WARNING: CPU: 3 PID: 1469 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) 
| [  144.127745][ T1469] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  144.129112][ T1469] Tainted: [W]=WARN
[  144.129354][ T1469] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 144.129753][ T1469] 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) 
[ 144.130085][ T1469] 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
[  144.131217][ T1469] RSP: 0018:ffffc900025d6f70 EFLAGS: 00010246
[  144.131672][ T1469] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  144.132150][ T1469] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  144.132628][ T1469] RBP: ffffc900025d7058 R08: 0000000000000000 R09: 0000000000000000
[  144.133095][ T1469] R10: ffffc900025d7088 R11: ffffffffb7d79160 R12: 1ffff920004badf2
[  144.133628][ T1469] R13: 00000000000005dc R14: ffffc900025d7088 R15: ffff888009752f08
[  144.134130][ T1469] FS:  00007fc55c3e5800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  144.134694][ T1469] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  144.135100][ T1469] CR2: 00000000004e5ce0 CR3: 000000000f7fa005 CR4: 0000000000772ef0
[  144.135595][ T1469] PKRU: 55555554
[  144.135834][ T1469] Call Trace:
[  144.136075][ T1469]  <TASK>
[ 144.136247][ T1469] ? __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) 
[ 144.136657][ T1469] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 144.137024][ T1469] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 144.137347][ T1469] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 144.137676][ T1469] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 144.137996][ T1469] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 144.138318][ T1469] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 144.138649][ T1469] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 144.138970][ T1469] ? ___sys_sendmsg (net/socket.c:2670) 
[ 144.139287][ T1469] ? __sys_sendmsg (net/socket.c:2700) 
[ 144.139614][ T1469] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 144.139933][ T1469] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 144.140336][ T1469] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 144.140675][ T1469] netif_set_mtu (net/core/dev.c:9652) 
[ 144.140999][ T1469] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 144.141341][ T1469] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 144.141609][ T1469] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 144.142052][ T1469] br_del_if (net/bridge/br_if.c:743) bridge 
[ 144.142408][ T1469] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 144.142737][ T1469] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 144.143062][ T1469] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 144.143387][ T1469] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 144.143809][ T1469] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 144.144130][ T1469] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 144.144448][ T1469] ? __kernel_text_address (kernel/extable.c:79) 
[ 144.144781][ T1469] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 144.145107][ T1469] ? __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) 
[ 144.145430][ T1469] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 144.145838][ T1469] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 144.146166][ T1469] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 144.146490][ T1469] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 144.146809][ T1469] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 144.147126][ T1469] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 144.147445][ T1469] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 144.147771][ T1469] ? __create_object (mm/kmemleak.c:771) 
[ 144.148092][ T1469] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 144.148415][ T1469] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 144.148752][ T1469] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 144.149150][ T1469] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 144.149484][ T1469] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 144.149808][ T1469] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 144.150130][ T1469] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 144.150455][ T1469] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 144.150786][ T1469] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 144.151103][ T1469] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 144.151437][ T1469] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 144.151780][ T1469] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 144.152100][ T1469] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 144.152423][ T1469] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 144.152754][ T1469] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 144.153071][ T1469] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 144.153391][ T1469] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 144.153734][ T1469] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 144.154052][ T1469] ? 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) 
[ 144.154372][ T1469] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 144.154703][ T1469] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 144.155022][ T1469] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 144.155349][ T1469] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 144.155680][ T1469] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 144.156008][ T1469] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 144.156335][ T1469] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 144.156665][ T1469] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 144.156982][ T1469] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 144.157389][ T1469] ___sys_sendmsg (net/socket.c:2670) 
[ 144.157713][ T1469] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 144.158032][ T1469] ? __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) 
[ 144.158435][ T1469] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 144.158766][ T1469] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 144.159088][ T1469] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 144.159414][ T1469] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 144.159741][ T1469] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 144.160060][ T1469] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 144.160385][ T1469] __sys_sendmsg (net/socket.c:2700) 
[ 144.160709][ T1469] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 144.161110][ T1469] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 144.161450][ T1469] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 144.161779][ T1469] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 144.162101][ T1469] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  144.162504][ T1469] RIP: 0033:0x7fc55c5b21e7
[ 144.162837][ T1469] 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)
[  144.163986][ T1469] RSP: 002b:00007ffeed4681b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  144.164475][ T1469] RAX: ffffffffffffffda RBX: 00007ffeed4688e0 RCX: 00007fc55c5b21e7
[  144.164956][ T1469] RDX: 0000000000000000 RSI: 00007ffeed468220 RDI: 0000000000000005
[  144.165440][ T1469] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  144.165924][ T1469] R10: 00007fc55c4afee8 R11: 0000000000000246 R12: 0000000000000003
[  144.166404][ T1469] R13: 00000000686e35e6 R14: 0000000000499600 R15: 0000000000000000
| [  146.429976][ T1538] ------------[ cut here ]------------
| [ 146.430322][ T1538] WARNING: CPU: 2 PID: 1538 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) 
| [  146.431001][ T1538] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  146.432906][ T1538] Tainted: [W]=WARN
[  146.433183][ T1538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 146.433625][ T1538] 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) 
[ 146.433983][ T1538] 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
[  146.435198][ T1538] RSP: 0018:ffffc90002876ef0 EFLAGS: 00010246
[  146.435618][ T1538] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  146.436139][ T1538] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  146.436651][ T1538] RBP: ffffc90002876fe0 R08: 0000000000000000 R09: 0000000000000000
[  146.437187][ T1538] R10: ffffc90002877010 R11: ffffffffb86a8918 R12: 1ffff9200050ede2
[  146.437705][ T1538] R13: 00000000000005aa R14: ffffc90002877010 R15: ffff888009752f08
[  146.438197][ T1538] FS:  00007f19c6673800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  146.438771][ T1538] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  146.439204][ T1538] CR2: 00000000004e5ce0 CR3: 000000001008c004 CR4: 0000000000772ef0
[  146.439721][ T1538] PKRU: 55555554
[  146.439972][ T1538] Call Trace:
[  146.440230][ T1538]  <TASK>
[ 146.440407][ T1538] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 146.440763][ T1538] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 146.441106][ T1538] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 146.441478][ T1538] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 146.441917][ T1538] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 146.442246][ T1538] netif_set_mtu (net/core/dev.c:9652) 
[ 146.442583][ T1538] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 146.442937][ T1538] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 146.443412][ T1538] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 146.443703][ T1538] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 146.444179][ T1538] br_add_if (net/bridge/br_if.c:697) bridge 
[ 146.444602][ T1538] do_set_master (net/core/rtnetlink.c:2948) 
[ 146.444953][ T1538] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 146.445299][ T1538] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 146.445739][ T1538] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 146.446082][ T1538] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 146.446439][ T1538] ? __kernel_text_address (kernel/extable.c:79) 
[ 146.446792][ T1538] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 146.447136][ T1538] ? __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) 
[ 146.447505][ T1538] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 146.447926][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 146.448266][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 146.448611][ T1538] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 146.448955][ T1538] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 146.449305][ T1538] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 146.449657][ T1538] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 146.450024][ T1538] ? __create_object (mm/kmemleak.c:771) 
[ 146.450367][ T1538] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 146.450724][ T1538] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 146.451063][ T1538] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 146.451515][ T1538] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 146.451860][ T1538] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 146.452207][ T1538] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 146.452553][ T1538] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 146.452915][ T1538] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 146.453237][ T1538] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 146.453566][ T1538] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 146.453913][ T1538] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 146.454252][ T1538] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 146.454597][ T1538] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 146.454932][ T1538] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 146.455275][ T1538] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 146.455622][ T1538] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 146.455958][ T1538] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 146.456290][ T1538] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 146.456630][ T1538] ? 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) 
[ 146.456969][ T1538] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 146.457303][ T1538] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 146.457687][ T1538] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 146.458036][ T1538] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 146.458375][ T1538] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 146.458755][ T1538] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 146.459111][ T1538] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 146.459449][ T1538] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 146.459797][ T1538] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 146.460229][ T1538] ___sys_sendmsg (net/socket.c:2670) 
[ 146.460591][ T1538] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 146.461195][ T1538] ? __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) 
[ 146.461632][ T1538] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 146.461977][ T1538] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 146.462329][ T1538] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 146.462668][ T1538] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 146.463002][ T1538] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 146.463349][ T1538] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 146.463706][ T1538] __sys_sendmsg (net/socket.c:2700) 
[ 146.464028][ T1538] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 146.464424][ T1538] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 146.464778][ T1538] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 146.465097][ T1538] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 146.465422][ T1538] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  146.466292][ T1538] RIP: 0033:0x7f19c68401e7
[ 146.466876][ T1538] 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)
[  146.468244][ T1538] RSP: 002b:00007ffe743ecb68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  146.468740][ T1538] RAX: ffffffffffffffda RBX: 00007ffe743ed290 RCX: 00007f19c68401e7
[  146.469218][ T1538] RDX: 0000000000000000 RSI: 00007ffe743ecbd0 RDI: 0000000000000005
[  146.469732][ T1538] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  146.470216][ T1538] R10: 000000001e689910 R11: 0000000000000246 R12: 0000000000000004
[  146.470920][ T1538] R13: 00000000686e35e8 R14: 0000000000499600 R15: 0000000000000000
| [  160.619936][ T1575] ------------[ cut here ]------------
| [ 160.620532][ T1575] WARNING: CPU: 0 PID: 1575 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) 
| [  160.621627][ T1575] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  160.624031][ T1575] Tainted: [W]=WARN
[  160.624439][ T1575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 160.625134][ T1575] 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) 
[ 160.625720][ T1575] 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
[  160.627680][ T1575] RSP: 0018:ffffc90002966f70 EFLAGS: 00010246
[  160.628219][ T1575] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  160.628977][ T1575] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  160.629582][ T1575] RBP: ffffc90002967058 R08: 0000000000000000 R09: 0000000000000000
[  160.630042][ T1575] R10: ffffc90002967088 R11: ffffffffb7d79160 R12: 1ffff9200052cdf2
[  160.630512][ T1575] R13: 00000000000005dc R14: ffffc90002967088 R15: ffff888009752f08
[  160.630977][ T1575] FS:  00007fe20c9f9800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  160.631807][ T1575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  160.632577][ T1575] CR2: 00000000004e5ce0 CR3: 000000000f85c003 CR4: 0000000000772ef0
[  160.633471][ T1575] PKRU: 55555554
[  160.633894][ T1575] Call Trace:
[  160.634157][ T1575]  <TASK>
[ 160.634408][ T1575] ? __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) 
[ 160.635070][ T1575] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 160.635715][ T1575] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 160.636274][ T1575] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.636799][ T1575] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 160.637335][ T1575] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 160.637852][ T1575] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.638390][ T1575] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.638949][ T1575] ? ___sys_sendmsg (net/socket.c:2670) 
[ 160.639518][ T1575] ? __sys_sendmsg (net/socket.c:2700) 
[ 160.640087][ T1575] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.640638][ T1575] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 160.641299][ T1575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.641898][ T1575] netif_set_mtu (net/core/dev.c:9652) 
[ 160.642451][ T1575] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 160.643034][ T1575] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 160.643478][ T1575] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 160.644316][ T1575] br_del_if (net/bridge/br_if.c:743) bridge 
[ 160.644959][ T1575] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 160.645557][ T1575] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 160.646111][ T1575] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 160.646672][ T1575] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 160.647374][ T1575] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 160.647940][ T1575] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 160.648564][ T1575] ? __kernel_text_address (kernel/extable.c:79) 
[ 160.649123][ T1575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.649698][ T1575] ? __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) 
[ 160.650190][ T1575] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 160.650912][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.651507][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.652065][ T1575] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 160.652654][ T1575] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 160.653224][ T1575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.653804][ T1575] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 160.654366][ T1575] ? __create_object (mm/kmemleak.c:771) 
[ 160.654919][ T1575] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 160.655435][ T1575] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 160.656019][ T1575] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 160.656689][ T1575] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 160.657255][ T1575] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 160.657837][ T1575] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.658393][ T1575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.658976][ T1575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.659520][ T1575] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 160.660086][ T1575] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.660672][ T1575] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 160.661226][ T1575] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 160.661755][ T1575] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.662108][ T1575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.662488][ T1575] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 160.662833][ T1575] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 160.663168][ T1575] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 160.663519][ T1575] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 160.663828][ T1575] ? 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) 
[ 160.664152][ T1575] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 160.664483][ T1575] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 160.664802][ T1575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.665119][ T1575] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 160.665446][ T1575] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 160.665785][ T1575] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 160.666121][ T1575] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 160.666455][ T1575] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 160.666786][ T1575] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 160.667193][ T1575] ___sys_sendmsg (net/socket.c:2670) 
[ 160.667539][ T1575] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 160.667863][ T1575] ? __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) 
[ 160.668261][ T1575] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 160.668588][ T1575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.668932][ T1575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 160.669262][ T1575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 160.669625][ T1575] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 160.669959][ T1575] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 160.670294][ T1575] __sys_sendmsg (net/socket.c:2700) 
[ 160.670622][ T1575] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 160.671032][ T1575] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 160.671387][ T1575] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 160.671733][ T1575] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 160.672064][ T1575] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  160.672476][ T1575] RIP: 0033:0x7fe20cbc61e7
[ 160.672815][ T1575] 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)
[  160.673984][ T1575] RSP: 002b:00007ffdf48f6488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  160.674492][ T1575] RAX: ffffffffffffffda RBX: 00007ffdf48f6bb0 RCX: 00007fe20cbc61e7
[  160.674987][ T1575] RDX: 0000000000000000 RSI: 00007ffdf48f64f0 RDI: 0000000000000005
[  160.675484][ T1575] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  160.675985][ T1575] R10: 00007fe20cac3ee8 R11: 0000000000000246 R12: 0000000000000003
[  160.676496][ T1575] R13: 00000000686e35f7 R14: 0000000000499600 R15: 0000000000000000
| [  163.814574][ T1661] ------------[ cut here ]------------
| [ 163.814941][ T1661] WARNING: CPU: 2 PID: 1661 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) 
| [  163.815656][ T1661] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  163.817186][ T1661] Tainted: [W]=WARN
[  163.817454][ T1661] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 163.817934][ T1661] 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) 
[ 163.818305][ T1661] 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
[  163.819543][ T1661] RSP: 0018:ffffc90002cf6ef0 EFLAGS: 00010246
[  163.819989][ T1661] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  163.820534][ T1661] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  163.821051][ T1661] RBP: ffffc90002cf6fe0 R08: 0000000000000000 R09: 0000000000000000
[  163.821597][ T1661] R10: ffffc90002cf7010 R11: ffffffffb86a8918 R12: 1ffff9200059ede2
[  163.822118][ T1661] R13: 00000000000005aa R14: ffffc90002cf7010 R15: ffff888009752f08
[  163.822636][ T1661] FS:  00007fe2f43a1800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  163.823236][ T1661] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  163.823738][ T1661] CR2: 00000000004e5ce0 CR3: 000000000bb8c006 CR4: 0000000000772ef0
[  163.824258][ T1661] PKRU: 55555554
[  163.824567][ T1661] Call Trace:
[  163.824846][ T1661]  <TASK>
[ 163.825039][ T1661] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 163.825416][ T1661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 163.825788][ T1661] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 163.826180][ T1661] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 163.826664][ T1661] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 163.827019][ T1661] netif_set_mtu (net/core/dev.c:9652) 
[ 163.827377][ T1661] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 163.827790][ T1661] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 163.828267][ T1661] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 163.828542][ T1661] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 163.829023][ T1661] br_add_if (net/bridge/br_if.c:697) bridge 
[ 163.829411][ T1661] do_set_master (net/core/rtnetlink.c:2948) 
[ 163.829774][ T1661] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 163.830149][ T1661] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 163.830619][ T1661] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 163.830957][ T1661] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 163.831303][ T1661] ? __kernel_text_address (kernel/extable.c:79) 
[ 163.831720][ T1661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 163.832066][ T1661] ? __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) 
[ 163.832436][ T1661] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 163.832874][ T1661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 163.833216][ T1661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 163.833604][ T1661] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 163.833956][ T1661] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 163.834322][ T1661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 163.834704][ T1661] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 163.835046][ T1661] ? __create_object (mm/kmemleak.c:771) 
[ 163.835393][ T1661] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 163.835768][ T1661] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 163.836113][ T1661] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 163.836542][ T1661] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 163.836891][ T1661] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 163.837236][ T1661] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 163.837585][ T1661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 163.837925][ T1661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 163.838263][ T1661] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 163.838610][ T1661] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 163.838946][ T1661] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 163.839283][ T1661] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 163.839652][ T1661] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 163.839997][ T1661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 163.840337][ T1661] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 163.840687][ T1661] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 163.841025][ T1661] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 163.841372][ T1661] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 163.841747][ T1661] ? 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) 
[ 163.842090][ T1661] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 163.842687][ T1661] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 163.843022][ T1661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 163.843364][ T1661] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 163.843739][ T1661] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 163.844303][ T1661] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 163.844659][ T1661] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 163.845033][ T1661] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 163.845371][ T1661] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 163.845836][ T1661] ___sys_sendmsg (net/socket.c:2670) 
[ 163.846183][ T1661] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 163.846551][ T1661] ? __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) 
[ 163.846970][ T1661] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 163.847315][ T1661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 163.847712][ T1661] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 163.848060][ T1661] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 163.848399][ T1661] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 163.848748][ T1661] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 163.849103][ T1661] __sys_sendmsg (net/socket.c:2700) 
[ 163.849434][ T1661] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 163.850126][ T1661] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 163.850523][ T1661] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 163.850863][ T1661] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 163.851705][ T1661] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  163.852387][ T1661] RIP: 0033:0x7fe2f456e1e7
[ 163.852772][ T1661] 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)
[  163.854227][ T1661] RSP: 002b:00007ffd50bec258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  163.855000][ T1661] RAX: ffffffffffffffda RBX: 00007ffd50bec980 RCX: 00007fe2f456e1e7
[  163.855519][ T1661] RDX: 0000000000000000 RSI: 00007ffd50bec2c0 RDI: 0000000000000005
[  163.856035][ T1661] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  163.856773][ T1661] R10: 000000001b04b910 R11: 0000000000000246 R12: 0000000000000004
[  163.857282][ T1661] R13: 00000000686e35fa R14: 0000000000499600 R15: 0000000000000000
| [  178.166244][ T1699] ------------[ cut here ]------------
| [ 178.166611][ T1699] WARNING: CPU: 1 PID: 1699 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) 
| [  178.167279][ T1699] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  178.170310][ T1699] Tainted: [W]=WARN
[  178.170640][ T1699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 178.171062][ T1699] 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) 
[ 178.171427][ T1699] 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
[  178.172650][ T1699] RSP: 0018:ffffc90002de6f70 EFLAGS: 00010246
[  178.173078][ T1699] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  178.173591][ T1699] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  178.174117][ T1699] RBP: ffffc90002de7058 R08: 0000000000000000 R09: 0000000000000000
[  178.174617][ T1699] R10: ffffc90002de7088 R11: ffffffffb7d79160 R12: 1ffff920005bcdf2
[  178.175109][ T1699] R13: 00000000000005dc R14: ffffc90002de7088 R15: ffff888009752f08
[  178.175609][ T1699] FS:  00007f925dabb800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  178.176177][ T1699] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  178.176616][ T1699] CR2: 00000000004e5ce0 CR3: 0000000011403006 CR4: 0000000000772ef0
[  178.177110][ T1699] PKRU: 55555554
[  178.177352][ T1699] Call Trace:
[  178.177601][ T1699]  <TASK>
[ 178.177778][ T1699] ? __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) 
[ 178.178190][ T1699] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 178.178586][ T1699] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 178.178918][ T1699] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 178.179250][ T1699] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 178.179579][ T1699] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 178.179915][ T1699] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 178.180235][ T1699] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 178.180601][ T1699] ? ___sys_sendmsg (net/socket.c:2670) 
[ 178.180934][ T1699] ? __sys_sendmsg (net/socket.c:2700) 
[ 178.181267][ T1699] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 178.181610][ T1699] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 178.182022][ T1699] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.182350][ T1699] netif_set_mtu (net/core/dev.c:9652) 
[ 178.182705][ T1699] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 178.183046][ T1699] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 178.183357][ T1699] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 178.183836][ T1699] br_del_if (net/bridge/br_if.c:743) bridge 
[ 178.184197][ T1699] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 178.184536][ T1699] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 178.184868][ T1699] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 178.185179][ T1699] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 178.185594][ T1699] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 178.185909][ T1699] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 178.186215][ T1699] ? __kernel_text_address (kernel/extable.c:79) 
[ 178.186539][ T1699] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.186853][ T1699] ? __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) 
[ 178.187161][ T1699] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 178.187548][ T1699] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 178.187858][ T1699] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 178.188171][ T1699] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 178.188504][ T1699] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 178.188848][ T1699] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.189160][ T1699] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 178.189502][ T1699] ? __create_object (mm/kmemleak.c:771) 
[ 178.189840][ T1699] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 178.190158][ T1699] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 178.190510][ T1699] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 178.190899][ T1699] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 178.191229][ T1699] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 178.191600][ T1699] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 178.191927][ T1699] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.192249][ T1699] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.192607][ T1699] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 178.192915][ T1699] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 178.193229][ T1699] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 178.193573][ T1699] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 178.193899][ T1699] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 178.194211][ T1699] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.194534][ T1699] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 178.194866][ T1699] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 178.195174][ T1699] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 178.195503][ T1699] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 178.195818][ T1699] ? 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) 
[ 178.196129][ T1699] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 178.196442][ T1699] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 178.196773][ T1699] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.197085][ T1699] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 178.197400][ T1699] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 178.197725][ T1699] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 178.198047][ T1699] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 178.198362][ T1699] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 178.198682][ T1699] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 178.199084][ T1699] ___sys_sendmsg (net/socket.c:2670) 
[ 178.199392][ T1699] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 178.199709][ T1699] ? __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) 
[ 178.200094][ T1699] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 178.200411][ T1699] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.200746][ T1699] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.201060][ T1699] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.201368][ T1699] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 178.201696][ T1699] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 178.202018][ T1699] __sys_sendmsg (net/socket.c:2700) 
[ 178.202324][ T1699] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 178.202727][ T1699] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 178.203067][ T1699] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 178.203411][ T1699] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 178.203736][ T1699] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  178.204129][ T1699] RIP: 0033:0x7f925dc881e7
[ 178.204454][ T1699] 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)
[  178.205592][ T1699] RSP: 002b:00007ffeec259668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  178.206055][ T1699] RAX: ffffffffffffffda RBX: 00007ffeec259d90 RCX: 00007f925dc881e7
[  178.206524][ T1699] RDX: 0000000000000000 RSI: 00007ffeec2596d0 RDI: 0000000000000005
[  178.206991][ T1699] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  178.207449][ T1699] R10: 00007f925db85ee8 R11: 0000000000000246 R12: 0000000000000003
[  178.207918][ T1699] R13: 00000000686e3608 R14: 0000000000499600 R15: 0000000000000000
| [  181.054274][ T1770] ------------[ cut here ]------------
| [ 181.054821][ T1770] WARNING: CPU: 3 PID: 1770 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) 
| [  181.055898][ T1770] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  181.058266][ T1770] Tainted: [W]=WARN
[  181.058682][ T1770] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 181.059350][ T1770] 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) 
[ 181.059924][ T1770] 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
[  181.061804][ T1770] RSP: 0018:ffffc90003146ef0 EFLAGS: 00010246
[  181.062480][ T1770] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  181.063230][ T1770] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  181.064012][ T1770] RBP: ffffc90003146fe0 R08: 0000000000000000 R09: 0000000000000000
[  181.064783][ T1770] R10: ffffc90003147010 R11: ffffffffb86a8918 R12: 1ffff92000628de2
[  181.065556][ T1770] R13: 00000000000005aa R14: ffffc90003147010 R15: ffff888009752f08
[  181.066303][ T1770] FS:  00007f7dc7094800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  181.067207][ T1770] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  181.067887][ T1770] CR2: 00000000004e5ce0 CR3: 000000000fdef003 CR4: 0000000000772ef0
[  181.068716][ T1770] PKRU: 55555554
[  181.069127][ T1770] Call Trace:
[  181.069567][ T1770]  <TASK>
[ 181.069862][ T1770] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 181.070427][ T1770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 181.071020][ T1770] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 181.071569][ T1770] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 181.072257][ T1770] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 181.072824][ T1770] netif_set_mtu (net/core/dev.c:9652) 
[ 181.073385][ T1770] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 181.073976][ T1770] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 181.074796][ T1770] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 181.075222][ T1770] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 181.076040][ T1770] br_add_if (net/bridge/br_if.c:697) bridge 
[ 181.076710][ T1770] do_set_master (net/core/rtnetlink.c:2948) 
[ 181.077297][ T1770] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 181.077874][ T1770] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 181.078605][ T1770] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 181.079162][ T1770] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 181.079741][ T1770] ? __kernel_text_address (kernel/extable.c:79) 
[ 181.080308][ T1770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 181.080885][ T1770] ? __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) 
[ 181.081482][ T1770] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 181.082178][ T1770] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 181.082735][ T1770] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 181.083262][ T1770] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 181.083828][ T1770] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 181.084413][ T1770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 181.085005][ T1770] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 181.085579][ T1770] ? __create_object (mm/kmemleak.c:771) 
[ 181.086155][ T1770] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 181.086725][ T1770] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 181.087295][ T1770] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 181.087975][ T1770] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 181.088537][ T1770] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 181.089098][ T1770] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 181.089650][ T1770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 181.090227][ T1770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 181.090801][ T1770] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 181.091319][ T1770] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 181.091865][ T1770] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 181.092391][ T1770] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 181.093402][ T1770] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 181.093998][ T1770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 181.094574][ T1770] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 181.095093][ T1770] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 181.095630][ T1770] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 181.096171][ T1770] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 181.097076][ T1770] ? 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) 
[ 181.097625][ T1770] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 181.098142][ T1770] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 181.098690][ T1770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 181.099212][ T1770] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 181.099745][ T1770] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 181.100249][ T1770] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 181.100787][ T1770] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 181.101299][ T1770] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 181.101825][ T1770] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 181.102573][ T1770] ___sys_sendmsg (net/socket.c:2670) 
[ 181.103206][ T1770] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 181.103551][ T1770] ? __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) 
[ 181.103952][ T1770] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 181.104264][ T1770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 181.105205][ T1770] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 181.105680][ T1770] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 181.106096][ T1770] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 181.106406][ T1770] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 181.106743][ T1770] __sys_sendmsg (net/socket.c:2700) 
[ 181.107113][ T1770] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 181.107553][ T1770] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 181.107949][ T1770] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 181.108364][ T1770] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 181.108704][ T1770] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  181.109397][ T1770] RIP: 0033:0x7f7dc72611e7
[ 181.110315][ T1770] 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)
[  181.111635][ T1770] RSP: 002b:00007ffe96fae288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  181.112414][ T1770] RAX: ffffffffffffffda RBX: 00007ffe96fae9b0 RCX: 00007f7dc72611e7
[  181.113004][ T1770] RDX: 0000000000000000 RSI: 00007ffe96fae2f0 RDI: 0000000000000005
[  181.113556][ T1770] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  181.114305][ T1770] R10: 0000000015def910 R11: 0000000000000246 R12: 0000000000000004
[  181.114905][ T1770] R13: 00000000686e360b R14: 0000000000499600 R15: 0000000000000000
| [  195.497252][ T1808] ------------[ cut here ]------------
| [ 195.497888][ T1808] WARNING: CPU: 1 PID: 1808 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) 
| [  195.499057][ T1808] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  195.502174][ T1808] Tainted: [W]=WARN
[  195.502646][ T1808] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 195.503318][ T1808] 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) 
[ 195.503672][ T1808] 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
[  195.504838][ T1808] RSP: 0018:ffffc90003236f70 EFLAGS: 00010246
[  195.505299][ T1808] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  195.505798][ T1808] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  195.506362][ T1808] RBP: ffffc90003237058 R08: 0000000000000000 R09: 0000000000000000
[  195.507244][ T1808] R10: ffffc90003237088 R11: ffffffffb7d79160 R12: 1ffff92000646df2
[  195.507895][ T1808] R13: 00000000000005dc R14: ffffc90003237088 R15: ffff888009752f08
[  195.508387][ T1808] FS:  00007f0967f8d800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  195.508965][ T1808] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  195.509401][ T1808] CR2: 00000000004e5ce0 CR3: 000000000bbbc002 CR4: 0000000000772ef0
[  195.509900][ T1808] PKRU: 55555554
[  195.510154][ T1808] Call Trace:
[  195.510538][ T1808]  <TASK>
[ 195.510706][ T1808] ? __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) 
[ 195.511116][ T1808] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 195.511540][ T1808] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 195.511866][ T1808] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 195.512193][ T1808] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 195.512531][ T1808] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 195.512868][ T1808] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 195.513205][ T1808] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 195.513572][ T1808] ? ___sys_sendmsg (net/socket.c:2670) 
[ 195.513893][ T1808] ? __sys_sendmsg (net/socket.c:2700) 
[ 195.514234][ T1808] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 195.514656][ T1808] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 195.515059][ T1808] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.515393][ T1808] netif_set_mtu (net/core/dev.c:9652) 
[ 195.515740][ T1808] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 195.516081][ T1808] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 195.516327][ T1808] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 195.516797][ T1808] br_del_if (net/bridge/br_if.c:743) bridge 
[ 195.517160][ T1808] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 195.517543][ T1808] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 195.517872][ T1808] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 195.518208][ T1808] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 195.518635][ T1808] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 195.518960][ T1808] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 195.519286][ T1808] ? __kernel_text_address (kernel/extable.c:79) 
[ 195.519624][ T1808] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.519950][ T1808] ? __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) 
[ 195.520277][ T1808] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 195.520694][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.521017][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.521338][ T1808] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 195.521691][ T1808] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 195.522019][ T1808] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.522369][ T1808] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 195.522714][ T1808] ? __create_object (mm/kmemleak.c:771) 
[ 195.523043][ T1808] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 195.523376][ T1808] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 195.523710][ T1808] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 195.524108][ T1808] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 195.524438][ T1808] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 195.524778][ T1808] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 195.525102][ T1808] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.525429][ T1808] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.525772][ T1808] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 195.526093][ T1808] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.526445][ T1808] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 195.526791][ T1808] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 195.527129][ T1808] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 195.527452][ T1808] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.527791][ T1808] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 195.528109][ T1808] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 195.528435][ T1808] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 195.528772][ T1808] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 195.529099][ T1808] ? 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) 
[ 195.529424][ T1808] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 195.529757][ T1808] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 195.530078][ T1808] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.530436][ T1808] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 195.530791][ T1808] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 195.531115][ T1808] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 195.531474][ T1808] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 195.531802][ T1808] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 195.532121][ T1808] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 195.532555][ T1808] ___sys_sendmsg (net/socket.c:2670) 
[ 195.532879][ T1808] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 195.533217][ T1808] ? __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) 
[ 195.533638][ T1808] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 195.533963][ T1808] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.534320][ T1808] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.534683][ T1808] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.535009][ T1808] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 195.535333][ T1808] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.535681][ T1808] __sys_sendmsg (net/socket.c:2700) 
[ 195.536000][ T1808] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 195.536404][ T1808] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 195.536748][ T1808] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.537071][ T1808] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 195.537391][ T1808] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  195.537799][ T1808] RIP: 0033:0x7f096815a1e7
[ 195.538150][ T1808] 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)
[  195.539366][ T1808] RSP: 002b:00007ffce54fbb38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  195.539874][ T1808] RAX: ffffffffffffffda RBX: 00007ffce54fc260 RCX: 00007f096815a1e7
[  195.540371][ T1808] RDX: 0000000000000000 RSI: 00007ffce54fbba0 RDI: 0000000000000005
[  195.540868][ T1808] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  195.541359][ T1808] R10: 00007f0968057ee8 R11: 0000000000000246 R12: 0000000000000003
[  195.541873][ T1808] R13: 00000000686e361a R14: 0000000000499600 R15: 0000000000000000
| [  198.047042][ T1868] ------------[ cut here ]------------
| [ 198.047389][ T1868] WARNING: CPU: 3 PID: 1868 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) 
| [  198.048063][ T1868] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  198.049564][ T1868] Tainted: [W]=WARN
[  198.049832][ T1868] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 198.050273][ T1868] 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) 
[ 198.050632][ T1868] 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
[  198.051831][ T1868] RSP: 0018:ffffc900034d6ef0 EFLAGS: 00010246
[  198.052267][ T1868] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  198.052796][ T1868] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  198.053300][ T1868] RBP: ffffc900034d6fe0 R08: 0000000000000000 R09: 0000000000000000
[  198.053809][ T1868] R10: ffffc900034d7010 R11: ffffffffb86a8918 R12: 1ffff9200069ade2
[  198.054307][ T1868] R13: 0000000000000596 R14: ffffc900034d7010 R15: ffff888009752f08
[  198.054836][ T1868] FS:  00007fbd98440800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  198.055427][ T1868] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  198.055862][ T1868] CR2: 00000000004e5de8 CR3: 000000000fc68001 CR4: 0000000000772ef0
[  198.056378][ T1868] PKRU: 55555554
[  198.056639][ T1868] Call Trace:
[  198.056888][ T1868]  <TASK>
[ 198.057058][ T1868] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 198.057406][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.057766][ T1868] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 198.058111][ T1868] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 198.058551][ T1868] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 198.058895][ T1868] netif_set_mtu (net/core/dev.c:9652) 
[ 198.059259][ T1868] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 198.059623][ T1868] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 198.060113][ T1868] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 198.060369][ T1868] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 198.060847][ T1868] br_add_if (net/bridge/br_if.c:697) bridge 
[ 198.061246][ T1868] do_set_master (net/core/rtnetlink.c:2948) 
[ 198.061625][ T1868] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 198.061975][ T1868] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 198.062418][ T1868] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 198.062759][ T1868] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 198.063088][ T1868] ? __kernel_text_address (kernel/extable.c:79) 
[ 198.063420][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.063763][ T1868] ? __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) 
[ 198.064094][ T1868] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 198.064510][ T1868] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.064861][ T1868] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.065193][ T1868] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 198.065530][ T1868] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 198.065864][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.066196][ T1868] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 198.066534][ T1868] ? __create_object (mm/kmemleak.c:771) 
[ 198.066878][ T1868] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 198.067223][ T1868] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 198.067567][ T1868] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 198.067974][ T1868] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 198.068318][ T1868] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 198.068673][ T1868] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 198.069011][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.069344][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.069681][ T1868] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 198.070027][ T1868] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 198.070354][ T1868] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 198.070687][ T1868] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 198.071014][ T1868] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 198.071345][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.071697][ T1868] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 198.072028][ T1868] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 198.072364][ T1868] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 198.072721][ T1868] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 198.073062][ T1868] ? 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) 
[ 198.073389][ T1868] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 198.073744][ T1868] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 198.074088][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.074426][ T1868] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 198.074788][ T1868] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 198.075126][ T1868] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 198.075469][ T1868] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 198.075801][ T1868] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 198.076127][ T1868] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 198.076558][ T1868] ___sys_sendmsg (net/socket.c:2670) 
[ 198.076877][ T1868] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 198.077221][ T1868] ? __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) 
[ 198.077640][ T1868] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 198.077969][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.078306][ T1868] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.078648][ T1868] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.078975][ T1868] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 198.079305][ T1868] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 198.079657][ T1868] __sys_sendmsg (net/socket.c:2700) 
[ 198.079979][ T1868] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 198.080386][ T1868] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 198.080734][ T1868] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.081060][ T1868] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 198.081398][ T1868] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  198.081830][ T1868] RIP: 0033:0x7fbd9860d1e7
[ 198.082177][ T1868] 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)
[  198.083370][ T1868] RSP: 002b:00007ffc18a6d8f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  198.083886][ T1868] RAX: ffffffffffffffda RBX: 00007ffc18a6e020 RCX: 00007fbd9860d1e7
[  198.084388][ T1868] RDX: 0000000000000000 RSI: 00007ffc18a6d960 RDI: 0000000000000005
[  198.084885][ T1868] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  198.085373][ T1868] R10: 0000000017533910 R11: 0000000000000246 R12: 0000000000000004
[  198.085867][ T1868] R13: 00000000686e361c R14: 0000000000499600 R15: 0000000000000000
| [  212.122355][ T1904] ------------[ cut here ]------------
| [ 212.123197][ T1904] WARNING: CPU: 2 PID: 1904 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) 
| [  212.123982][ T1904] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  212.125581][ T1904] Tainted: [W]=WARN
[  212.125838][ T1904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 212.126288][ T1904] 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) 
[ 212.126651][ T1904] 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
[  212.127843][ T1904] RSP: 0018:ffffc90003436f70 EFLAGS: 00010246
[  212.128276][ T1904] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  212.128814][ T1904] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  212.129325][ T1904] RBP: ffffc90003437058 R08: 0000000000000000 R09: 0000000000000000
[  212.129818][ T1904] R10: ffffc90003437088 R11: ffffffffb7d79160 R12: 1ffff92000686df2
[  212.130311][ T1904] R13: 00000000000005dc R14: ffffc90003437088 R15: ffff888009752f08
[  212.130810][ T1904] FS:  00007fbd00fc6800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  212.131370][ T1904] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  212.131837][ T1904] CR2: 00000000004e5de8 CR3: 000000000af52003 CR4: 0000000000772ef0
[  212.132320][ T1904] PKRU: 55555554
[  212.132608][ T1904] Call Trace:
[  212.132853][ T1904]  <TASK>
[ 212.133023][ T1904] ? __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) 
[ 212.133453][ T1904] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 212.133838][ T1904] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 212.134158][ T1904] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 212.134514][ T1904] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 212.134842][ T1904] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 212.135183][ T1904] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 212.135529][ T1904] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 212.135885][ T1904] ? ___sys_sendmsg (net/socket.c:2670) 
[ 212.136206][ T1904] ? __sys_sendmsg (net/socket.c:2700) 
[ 212.136539][ T1904] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 212.136862][ T1904] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 212.137259][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.137625][ T1904] netif_set_mtu (net/core/dev.c:9652) 
[ 212.137958][ T1904] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 212.138294][ T1904] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 212.138558][ T1904] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 212.139035][ T1904] br_del_if (net/bridge/br_if.c:743) bridge 
[ 212.139397][ T1904] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 212.139784][ T1904] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 212.140136][ T1904] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 212.140490][ T1904] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 212.140900][ T1904] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 212.141218][ T1904] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 212.141598][ T1904] ? __kernel_text_address (kernel/extable.c:79) 
[ 212.141924][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.142258][ T1904] ? __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) 
[ 212.142598][ T1904] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 212.143024][ T1904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.143346][ T1904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.143744][ T1904] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 212.144086][ T1904] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 212.144431][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.144796][ T1904] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 212.145130][ T1904] ? __create_object (mm/kmemleak.c:771) 
[ 212.145489][ T1904] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 212.145865][ T1904] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 212.146200][ T1904] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 212.146629][ T1904] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 212.146975][ T1904] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 212.147311][ T1904] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.147697][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.148045][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.148386][ T1904] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 212.148742][ T1904] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 212.149113][ T1904] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.149477][ T1904] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 212.149822][ T1904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 212.150163][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.150532][ T1904] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 212.150891][ T1904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 212.151258][ T1904] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 212.151689][ T1904] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 212.152046][ T1904] ? 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) 
[ 212.152414][ T1904] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 212.152779][ T1904] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 212.153130][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.153493][ T1904] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 212.153857][ T1904] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 212.154193][ T1904] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 212.154539][ T1904] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 212.154863][ T1904] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 212.155180][ T1904] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 212.155624][ T1904] ___sys_sendmsg (net/socket.c:2670) 
[ 212.155963][ T1904] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 212.156290][ T1904] ? __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) 
[ 212.156736][ T1904] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 212.157077][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.157427][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.157784][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.158119][ T1904] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 212.158451][ T1904] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 212.158813][ T1904] __sys_sendmsg (net/socket.c:2700) 
[ 212.159147][ T1904] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 212.159588][ T1904] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 212.159964][ T1904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.160303][ T1904] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 212.160688][ T1904] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  212.161121][ T1904] RIP: 0033:0x7fbd011931e7
[ 212.161503][ T1904] 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)
[  212.162746][ T1904] RSP: 002b:00007ffca6301728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  212.163301][ T1904] RAX: ffffffffffffffda RBX: 00007ffca6301e50 RCX: 00007fbd011931e7
[  212.163875][ T1904] RDX: 0000000000000000 RSI: 00007ffca6301790 RDI: 0000000000000005
[  212.164373][ T1904] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  212.164882][ T1904] R10: 00007fbd01090ee8 R11: 0000000000000246 R12: 0000000000000003
[  212.165377][ T1904] R13: 00000000686e362a R14: 0000000000499600 R15: 0000000000000000
| [  215.029609][ T1982] ------------[ cut here ]------------
| [ 215.029933][ T1982] WARNING: CPU: 2 PID: 1982 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) 
| [  215.030572][ T1982] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  215.033506][ T1982] Tainted: [W]=WARN
[  215.033813][ T1982] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 215.034245][ T1982] 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) 
[ 215.034617][ T1982] 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
[  215.035810][ T1982] RSP: 0018:ffffc900038c6ef0 EFLAGS: 00010246
[  215.036228][ T1982] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  215.036729][ T1982] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  215.037220][ T1982] RBP: ffffc900038c6fe0 R08: 0000000000000000 R09: 0000000000000000
[  215.037733][ T1982] R10: ffffc900038c7010 R11: ffffffffb86a8918 R12: 1ffff92000718de2
[  215.038232][ T1982] R13: 0000000000000596 R14: ffffc900038c7010 R15: ffff888009752f08
[  215.038785][ T1982] FS:  00007f2b5d36a800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  215.039389][ T1982] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  215.039873][ T1982] CR2: 00000000004e5de8 CR3: 0000000002af5002 CR4: 0000000000772ef0
[  215.040364][ T1982] PKRU: 55555554
[  215.040644][ T1982] Call Trace:
[  215.040898][ T1982]  <TASK>
[ 215.041075][ T1982] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 215.041405][ T1982] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.041772][ T1982] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 215.042103][ T1982] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 215.042529][ T1982] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 215.042868][ T1982] netif_set_mtu (net/core/dev.c:9652) 
[ 215.043258][ T1982] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 215.043618][ T1982] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 215.044132][ T1982] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 215.044397][ T1982] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 215.044880][ T1982] br_add_if (net/bridge/br_if.c:697) bridge 
[ 215.045277][ T1982] do_set_master (net/core/rtnetlink.c:2948) 
[ 215.045662][ T1982] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 215.046038][ T1982] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 215.046504][ T1982] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 215.046875][ T1982] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 215.047257][ T1982] ? __kernel_text_address (kernel/extable.c:79) 
[ 215.047687][ T1982] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.048042][ T1982] ? __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) 
[ 215.048427][ T1982] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 215.048890][ T1982] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 215.049262][ T1982] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 215.049641][ T1982] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 215.050019][ T1982] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 215.050365][ T1982] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.050743][ T1982] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 215.051092][ T1982] ? __create_object (mm/kmemleak.c:771) 
[ 215.051418][ T1982] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 215.051799][ T1982] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 215.052152][ T1982] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 215.052608][ T1982] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 215.052958][ T1982] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 215.053312][ T1982] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 215.053670][ T1982] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.054020][ T1982] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.054362][ T1982] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 215.054712][ T1982] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 215.055057][ T1982] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 215.055400][ T1982] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 215.055762][ T1982] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 215.056112][ T1982] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.056477][ T1982] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 215.056821][ T1982] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 215.057161][ T1982] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 215.057528][ T1982] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 215.057875][ T1982] ? 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) 
[ 215.058221][ T1982] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 215.058584][ T1982] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 215.058927][ T1982] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.059282][ T1982] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 215.059638][ T1982] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 215.059988][ T1982] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 215.060347][ T1982] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 215.060705][ T1982] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 215.061045][ T1982] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 215.061494][ T1982] ___sys_sendmsg (net/socket.c:2670) 
[ 215.061836][ T1982] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 215.062172][ T1982] ? __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) 
[ 215.062601][ T1982] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 215.062961][ T1982] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.063327][ T1982] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 215.063701][ T1982] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 215.064058][ T1982] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 215.064411][ T1982] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 215.064781][ T1982] __sys_sendmsg (net/socket.c:2700) 
[ 215.065121][ T1982] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 215.065550][ T1982] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 215.065902][ T1982] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 215.066256][ T1982] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 215.066606][ T1982] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  215.067035][ T1982] RIP: 0033:0x7f2b5d5371e7
[ 215.067394][ T1982] 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)
[  215.068599][ T1982] RSP: 002b:00007ffd008c1cd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  215.069113][ T1982] RAX: ffffffffffffffda RBX: 00007ffd008c2400 RCX: 00007f2b5d5371e7
[  215.069622][ T1982] RDX: 0000000000000000 RSI: 00007ffd008c1d40 RDI: 0000000000000005
[  215.070139][ T1982] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  215.070654][ T1982] R10: 000000002139e910 R11: 0000000000000246 R12: 0000000000000004
[  215.071171][ T1982] R13: 00000000686e362d R14: 0000000000499600 R15: 0000000000000000
| [  229.133383][ T2018] ------------[ cut here ]------------
| [ 229.134372][ T2018] WARNING: CPU: 2 PID: 2018 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) 
| [  229.135058][ T2018] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  229.136472][ T2018] Tainted: [W]=WARN
[  229.136799][ T2018] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 229.137207][ T2018] 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) 
[ 229.137555][ T2018] 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
[  229.138697][ T2018] RSP: 0018:ffffc90003996f70 EFLAGS: 00010246
[  229.139098][ T2018] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  229.139576][ T2018] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  229.140069][ T2018] RBP: ffffc90003997058 R08: 0000000000000000 R09: 0000000000000000
[  229.140611][ T2018] R10: ffffc90003997088 R11: ffffffffb7d79160 R12: 1ffff92000732df2
[  229.141114][ T2018] R13: 00000000000005dc R14: ffffc90003997088 R15: ffff888009752f08
[  229.141646][ T2018] FS:  00007f2391840800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  229.142203][ T2018] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  229.142625][ T2018] CR2: 00000000004e5de8 CR3: 000000000f6ec003 CR4: 0000000000772ef0
[  229.143157][ T2018] PKRU: 55555554
[  229.143405][ T2018] Call Trace:
[  229.143707][ T2018]  <TASK>
[ 229.143876][ T2018] ? __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) 
[ 229.144285][ T2018] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 229.144677][ T2018] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 229.145009][ T2018] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 229.145326][ T2018] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 229.145665][ T2018] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 229.145985][ T2018] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 229.146308][ T2018] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 229.146665][ T2018] ? ___sys_sendmsg (net/socket.c:2670) 
[ 229.146986][ T2018] ? __sys_sendmsg (net/socket.c:2700) 
[ 229.147299][ T2018] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 229.147659][ T2018] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 229.148234][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 229.148578][ T2018] netif_set_mtu (net/core/dev.c:9652) 
[ 229.148921][ T2018] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 229.149267][ T2018] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 229.149528][ T2018] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 229.149970][ T2018] br_del_if (net/bridge/br_if.c:743) bridge 
[ 229.150331][ T2018] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 229.150670][ T2018] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 229.151005][ T2018] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 229.151337][ T2018] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 229.151793][ T2018] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 229.152112][ T2018] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 229.152467][ T2018] ? __kernel_text_address (kernel/extable.c:79) 
[ 229.152812][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 229.153148][ T2018] ? __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) 
[ 229.153485][ T2018] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 229.153892][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 229.154242][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 229.154573][ T2018] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 229.154908][ T2018] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 229.155228][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 229.155563][ T2018] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 229.155877][ T2018] ? __create_object (mm/kmemleak.c:771) 
[ 229.156195][ T2018] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 229.156525][ T2018] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 229.156855][ T2018] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 229.157247][ T2018] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 229.157576][ T2018] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 229.157902][ T2018] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 229.158224][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 229.158580][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 229.158905][ T2018] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 229.159232][ T2018] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 229.159586][ T2018] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 229.159914][ T2018] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 229.160241][ T2018] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 229.160587][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 229.160913][ T2018] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 229.161233][ T2018] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 229.161581][ T2018] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 229.161937][ T2018] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 229.162253][ T2018] ? 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) 
[ 229.162584][ T2018] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 229.162937][ T2018] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 229.163264][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 229.163610][ T2018] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 229.163957][ T2018] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 229.164287][ T2018] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 229.164628][ T2018] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 229.164956][ T2018] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 229.165283][ T2018] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 229.165708][ T2018] ___sys_sendmsg (net/socket.c:2670) 
[ 229.166035][ T2018] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 229.166363][ T2018] ? __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) 
[ 229.166796][ T2018] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 229.167130][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 229.167469][ T2018] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 229.167801][ T2018] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 229.168125][ T2018] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 229.168450][ T2018] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 229.168810][ T2018] __sys_sendmsg (net/socket.c:2700) 
[ 229.169147][ T2018] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 229.169551][ T2018] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 229.169914][ T2018] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 229.170242][ T2018] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 229.170627][ T2018] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  229.171045][ T2018] RIP: 0033:0x7f2391a0d1e7
[ 229.171391][ T2018] 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)
[  229.172572][ T2018] RSP: 002b:00007fff6b01e0a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  229.173070][ T2018] RAX: ffffffffffffffda RBX: 00007fff6b01e7d0 RCX: 00007f2391a0d1e7
[  229.173571][ T2018] RDX: 0000000000000000 RSI: 00007fff6b01e110 RDI: 0000000000000005
[  229.174068][ T2018] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  229.174580][ T2018] R10: 00007f239190aee8 R11: 0000000000000246 R12: 0000000000000003
[  229.175052][ T2018] R13: 00000000686e363b R14: 0000000000499600 R15: 0000000000000000
| [  232.427673][ T2104] ------------[ cut here ]------------
| [ 232.428064][ T2104] WARNING: CPU: 0 PID: 2104 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) 
| [  232.429108][ T2104] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  232.431524][ T2104] Tainted: [W]=WARN
[  232.431940][ T2104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 232.432639][ T2104] 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) 
[ 232.433203][ T2104] 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
[  232.435181][ T2104] RSP: 0018:ffffc90003976ef0 EFLAGS: 00010246
[  232.435889][ T2104] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  232.436718][ T2104] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  232.437563][ T2104] RBP: ffffc90003976fe0 R08: 0000000000000000 R09: 0000000000000000
[  232.438396][ T2104] R10: ffffc90003977010 R11: ffffffffb86a8918 R12: 1ffff9200072ede2
[  232.439144][ T2104] R13: 0000000000000596 R14: ffffc90003977010 R15: ffff888009752f08
[  232.439939][ T2104] FS:  00007f4f0c08c800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  232.440910][ T2104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  232.441633][ T2104] CR2: 00000000004e5de8 CR3: 000000000a5e8003 CR4: 0000000000772ef0
[  232.442475][ T2104] PKRU: 55555554
[  232.442882][ T2104] Call Trace:
[  232.443293][ T2104]  <TASK>
[ 232.443593][ T2104] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 232.444153][ T2104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 232.444692][ T2104] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 232.445112][ T2104] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 232.445799][ T2104] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 232.446363][ T2104] netif_set_mtu (net/core/dev.c:9652) 
[ 232.446792][ T2104] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 232.447323][ T2104] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 232.447955][ T2104] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 232.448356][ T2104] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 232.449123][ T2104] br_add_if (net/bridge/br_if.c:697) bridge 
[ 232.449710][ T2104] do_set_master (net/core/rtnetlink.c:2948) 
[ 232.450166][ T2104] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 232.450615][ T2104] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 232.451206][ T2104] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 232.451804][ T2104] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 232.452332][ T2104] ? __kernel_text_address (kernel/extable.c:79) 
[ 232.452783][ T2104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 232.453263][ T2104] ? __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) 
[ 232.453840][ T2104] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 232.454528][ T2104] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 232.455081][ T2104] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 232.455650][ T2104] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 232.456198][ T2104] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 232.456760][ T2104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 232.457309][ T2104] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 232.457767][ T2104] ? __create_object (mm/kmemleak.c:771) 
[ 232.458235][ T2104] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 232.458818][ T2104] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 232.459387][ T2104] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 232.459918][ T2104] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 232.460359][ T2104] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 232.460775][ T2104] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 232.461262][ T2104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 232.461856][ T2104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 232.462398][ T2104] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 232.462948][ T2104] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 232.463524][ T2104] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 232.464072][ T2104] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 232.464626][ T2104] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 232.465396][ T2104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 232.465868][ T2104] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 232.466303][ T2104] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 232.466739][ T2104] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 232.467164][ T2104] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 232.467852][ T2104] ? 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) 
[ 232.468533][ T2104] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 232.468916][ T2104] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 232.469315][ T2104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 232.469838][ T2104] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 232.470408][ T2104] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 232.470998][ T2104] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 232.471601][ T2104] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 232.472171][ T2104] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 232.472739][ T2104] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 232.473306][ T2104] ___sys_sendmsg (net/socket.c:2670) 
[ 232.473875][ T2104] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 232.474419][ T2104] ? __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) 
[ 232.475252][ T2104] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 232.475742][ T2104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 232.476307][ T2104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 232.476893][ T2104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 232.477653][ T2104] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 232.478082][ T2104] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 232.478659][ T2104] __sys_sendmsg (net/socket.c:2700) 
[ 232.479211][ T2104] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 232.480106][ T2104] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 232.480647][ T2104] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 232.481218][ T2104] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 232.482110][ T2104] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  232.482650][ T2104] RIP: 0033:0x7f4f0c2591e7
[ 232.483209][ T2104] 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)
[  232.485228][ T2104] RSP: 002b:00007fff60c10728 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  232.486100][ T2104] RAX: ffffffffffffffda RBX: 00007fff60c10e50 RCX: 00007f4f0c2591e7
[  232.486958][ T2104] RDX: 0000000000000000 RSI: 00007fff60c10790 RDI: 0000000000000005
[  232.487815][ T2104] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  232.488681][ T2104] R10: 000000001498c910 R11: 0000000000000246 R12: 0000000000000004
[  232.489536][ T2104] R13: 00000000686e363e R14: 0000000000499600 R15: 0000000000000000
| [  247.858335][ T2142] ------------[ cut here ]------------
| [ 247.860255][ T2142] WARNING: CPU: 1 PID: 2142 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) 
| [  247.860918][ T2142] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  247.862335][ T2142] Tainted: [W]=WARN
[  247.862581][ T2142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 247.862989][ T2142] 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) 
[ 247.863318][ T2142] 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
[  247.864482][ T2142] RSP: 0018:ffffc90003eb6f70 EFLAGS: 00010246
[  247.864880][ T2142] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  247.865355][ T2142] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  247.865828][ T2142] RBP: ffffc90003eb7058 R08: 0000000000000000 R09: 0000000000000000
[  247.866304][ T2142] R10: ffffc90003eb7088 R11: ffffffffb7d79160 R12: 1ffff920007d6df2
[  247.866773][ T2142] R13: 00000000000005dc R14: ffffc90003eb7088 R15: ffff888009752f08
[  247.867258][ T2142] FS:  00007f96ca04f800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  247.867802][ T2142] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  247.868202][ T2142] CR2: 00000000004e5de8 CR3: 000000000bddf004 CR4: 0000000000772ef0
[  247.868670][ T2142] PKRU: 55555554
[  247.868906][ T2142] Call Trace:
[  247.869155][ T2142]  <TASK>
[ 247.869312][ T2142] ? __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) 
[ 247.869711][ T2142] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 247.870081][ T2142] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 247.870395][ T2142] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 247.870713][ T2142] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 247.871020][ T2142] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 247.871352][ T2142] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 247.871692][ T2142] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 247.872007][ T2142] ? ___sys_sendmsg (net/socket.c:2670) 
[ 247.872520][ T2142] ? __sys_sendmsg (net/socket.c:2700) 
[ 247.872863][ T2142] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 247.873188][ T2142] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 247.873606][ T2142] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 247.873953][ T2142] netif_set_mtu (net/core/dev.c:9652) 
[ 247.874311][ T2142] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 247.874658][ T2142] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 247.874899][ T2142] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 247.875347][ T2142] br_del_if (net/bridge/br_if.c:743) bridge 
[ 247.875701][ T2142] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 247.876015][ T2142] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 247.876341][ T2142] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 247.876664][ T2142] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 247.877086][ T2142] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 247.877412][ T2142] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 247.877732][ T2142] ? __kernel_text_address (kernel/extable.c:79) 
[ 247.878042][ T2142] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.878377][ T2142] ? __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) 
[ 247.878696][ T2142] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 247.879081][ T2142] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 247.879419][ T2142] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 247.879739][ T2142] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 247.880050][ T2142] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 247.880369][ T2142] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 247.880691][ T2142] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 247.880999][ T2142] ? __create_object (mm/kmemleak.c:771) 
[ 247.881313][ T2142] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 247.881683][ T2142] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 247.882001][ T2142] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 247.882381][ T2142] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 247.882722][ T2142] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 247.883038][ T2142] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 247.883343][ T2142] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.883692][ T2142] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 247.884003][ T2142] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 247.884316][ T2142] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 247.884651][ T2142] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 247.884959][ T2142] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 247.885263][ T2142] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 247.885595][ T2142] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.885919][ T2142] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 247.886225][ T2142] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 247.886554][ T2142] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 247.886877][ T2142] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 247.887182][ T2142] ? 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) 
[ 247.887499][ T2142] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 247.887819][ T2142] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 247.888128][ T2142] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.888443][ T2142] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 247.888778][ T2142] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 247.889097][ T2142] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 247.889410][ T2142] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 247.889745][ T2142] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 247.890050][ T2142] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 247.890454][ T2142] ___sys_sendmsg (net/socket.c:2670) 
[ 247.890795][ T2142] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 247.891103][ T2142] ? __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) 
[ 247.891525][ T2142] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 247.891878][ T2142] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 247.892192][ T2142] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 247.892518][ T2142] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 247.892840][ T2142] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 247.893146][ T2142] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 247.893492][ T2142] __sys_sendmsg (net/socket.c:2700) 
[ 247.893895][ T2142] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 247.894286][ T2142] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 247.894617][ T2142] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 247.894940][ T2142] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 247.895250][ T2142] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  247.895642][ T2142] RIP: 0033:0x7f96ca21c1e7
[ 247.895980][ T2142] 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)
[  247.897114][ T2142] RSP: 002b:00007fff99860c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  247.897594][ T2142] RAX: ffffffffffffffda RBX: 00007fff99861350 RCX: 00007f96ca21c1e7
[  247.898071][ T2142] RDX: 0000000000000000 RSI: 00007fff99860c90 RDI: 0000000000000005
[  247.898554][ T2142] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  247.899029][ T2142] R10: 00007f96ca119ee8 R11: 0000000000000246 R12: 0000000000000003
[  247.899505][ T2142] R13: 00000000686e364e R14: 0000000000499600 R15: 0000000000000000
| [  251.076359][ T2228] ------------[ cut here ]------------
| [ 251.076731][ T2228] WARNING: CPU: 1 PID: 2228 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) 
| [  251.077379][ T2228] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  251.079570][ T2228] Tainted: [W]=WARN
[  251.079810][ T2228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 251.080239][ T2228] 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) 
[ 251.080929][ T2228] 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
[  251.083216][ T2228] RSP: 0018:ffffc90004216ef0 EFLAGS: 00010246
[  251.084172][ T2228] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  251.085045][ T2228] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  251.085948][ T2228] RBP: ffffc90004216fe0 R08: 0000000000000000 R09: 0000000000000000
[  251.086816][ T2228] R10: ffffc90004217010 R11: ffffffffb86a8918 R12: 1ffff92000842de2
[  251.087646][ T2228] R13: 0000000000000596 R14: ffffc90004217010 R15: ffff888009752f08
[  251.088479][ T2228] FS:  00007f942101f800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  251.089439][ T2228] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  251.090155][ T2228] CR2: 00000000004e5de8 CR3: 0000000004f3f005 CR4: 0000000000772ef0
[  251.091009][ T2228] PKRU: 55555554
[  251.091426][ T2228] Call Trace:
[  251.091872][ T2228]  <TASK>
[ 251.092159][ T2228] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 251.092699][ T2228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 251.093265][ T2228] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 251.093840][ T2228] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 251.094565][ T2228] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 251.095159][ T2228] netif_set_mtu (net/core/dev.c:9652) 
[ 251.095715][ T2228] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 251.096288][ T2228] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 251.097104][ T2228] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 251.097561][ T2228] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 251.098320][ T2228] br_add_if (net/bridge/br_if.c:697) bridge 
[ 251.099010][ T2228] do_set_master (net/core/rtnetlink.c:2948) 
[ 251.099595][ T2228] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 251.100171][ T2228] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 251.100880][ T2228] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 251.101430][ T2228] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 251.101992][ T2228] ? __kernel_text_address (kernel/extable.c:79) 
[ 251.102575][ T2228] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 251.103134][ T2228] ? __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) 
[ 251.103737][ T2228] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 251.104416][ T2228] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 251.104977][ T2228] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 251.105531][ T2228] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 251.106061][ T2228] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 251.106625][ T2228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 251.107210][ T2228] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 251.107773][ T2228] ? __create_object (mm/kmemleak.c:771) 
[ 251.108342][ T2228] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 251.108917][ T2228] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 251.109454][ T2228] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 251.110191][ T2228] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 251.110769][ T2228] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 251.111339][ T2228] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 251.111904][ T2228] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 251.112480][ T2228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 251.113032][ T2228] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 251.113587][ T2228] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 251.114150][ T2228] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 251.114746][ T2228] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 251.115344][ T2228] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 251.115951][ T2228] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 251.116531][ T2228] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 251.117085][ T2228] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 251.117641][ T2228] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 251.118224][ T2228] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 251.118805][ T2228] ? 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) 
[ 251.119351][ T2228] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 251.119898][ T2228] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 251.120292][ T2228] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 251.120883][ T2228] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 251.121444][ T2228] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 251.121973][ T2228] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 251.122500][ T2228] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 251.123063][ T2228] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 251.123652][ T2228] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 251.124271][ T2228] ___sys_sendmsg (net/socket.c:2670) 
[ 251.124844][ T2228] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 251.125397][ T2228] ? __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) 
[ 251.126115][ T2228] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 251.126693][ T2228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 251.127260][ T2228] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 251.127869][ T2228] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 251.128379][ T2228] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 251.128946][ T2228] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 251.129572][ T2228] __sys_sendmsg (net/socket.c:2700) 
[ 251.130124][ T2228] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 251.130854][ T2228] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 251.131439][ T2228] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 251.131818][ T2228] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 251.132141][ T2228] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  251.132560][ T2228] RIP: 0033:0x7f94211ec1e7
[ 251.132893][ T2228] 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)
[  251.134040][ T2228] RSP: 002b:00007ffdbe6cad38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  251.134532][ T2228] RAX: ffffffffffffffda RBX: 00007ffdbe6cb460 RCX: 00007f94211ec1e7
[  251.134994][ T2228] RDX: 0000000000000000 RSI: 00007ffdbe6cada0 RDI: 0000000000000005
[  251.135480][ T2228] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  251.135937][ T2228] R10: 00000000152d6910 R11: 0000000000000246 R12: 0000000000000004
[  251.136437][ T2228] R13: 00000000686e3651 R14: 0000000000499600 R15: 0000000000000000
| [  265.381039][ T2264] ------------[ cut here ]------------
| [ 265.381386][ T2264] WARNING: CPU: 2 PID: 2264 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) 
| [  265.382035][ T2264] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  265.383755][ T2264] Tainted: [W]=WARN
[  265.384024][ T2264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 265.384453][ T2264] 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) 
[ 265.384813][ T2264] 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
[  265.385973][ T2264] RSP: 0018:ffffc900043d6f70 EFLAGS: 00010246
[  265.386372][ T2264] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  265.386866][ T2264] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  265.387336][ T2264] RBP: ffffc900043d7058 R08: 0000000000000000 R09: 0000000000000000
[  265.387836][ T2264] R10: ffffc900043d7088 R11: ffffffffb7d79160 R12: 1ffff9200087adf2
[  265.388310][ T2264] R13: 00000000000005dc R14: ffffc900043d7088 R15: ffff888009752f08
[  265.388966][ T2264] FS:  00007fe9b9d40800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  265.389763][ T2264] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  265.390409][ T2264] CR2: 00000000004e5de8 CR3: 000000000b9a1006 CR4: 0000000000772ef0
[  265.390895][ T2264] PKRU: 55555554
[  265.391162][ T2264] Call Trace:
[  265.391422][ T2264]  <TASK>
[ 265.391647][ T2264] ? __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) 
[ 265.392070][ T2264] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 265.392454][ T2264] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 265.392804][ T2264] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 265.393140][ T2264] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 265.393487][ T2264] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 265.393823][ T2264] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 265.394149][ T2264] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 265.394479][ T2264] ? ___sys_sendmsg (net/socket.c:2670) 
[ 265.394798][ T2264] ? __sys_sendmsg (net/socket.c:2700) 
[ 265.395113][ T2264] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 265.395432][ T2264] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 265.395859][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.396195][ T2264] netif_set_mtu (net/core/dev.c:9652) 
[ 265.396530][ T2264] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 265.396872][ T2264] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 265.397119][ T2264] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 265.397572][ T2264] br_del_if (net/bridge/br_if.c:743) bridge 
[ 265.397927][ T2264] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 265.398247][ T2264] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 265.398582][ T2264] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 265.398905][ T2264] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 265.399312][ T2264] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 265.399665][ T2264] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 265.400007][ T2264] ? __kernel_text_address (kernel/extable.c:79) 
[ 265.400346][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.400699][ T2264] ? __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) 
[ 265.401036][ T2264] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 265.401452][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 265.401849][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 265.402167][ T2264] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 265.402503][ T2264] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 265.402829][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.403149][ T2264] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 265.403492][ T2264] ? __create_object (mm/kmemleak.c:771) 
[ 265.403838][ T2264] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 265.404157][ T2264] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 265.404498][ T2264] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 265.404914][ T2264] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 265.405244][ T2264] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 265.405596][ T2264] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 265.405919][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.406278][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.406612][ T2264] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 265.406941][ T2264] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 265.407258][ T2264] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 265.407600][ T2264] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 265.407959][ T2264] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 265.408300][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.408656][ T2264] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 265.408995][ T2264] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 265.409330][ T2264] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 265.409698][ T2264] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 265.410031][ T2264] ? 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) 
[ 265.410367][ T2264] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 265.410716][ T2264] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 265.411049][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.411391][ T2264] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 265.411772][ T2264] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 265.412105][ T2264] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 265.412432][ T2264] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 265.412768][ T2264] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 265.413232][ T2264] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 265.414012][ T2264] ___sys_sendmsg (net/socket.c:2670) 
[ 265.414561][ T2264] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 265.415079][ T2264] ? __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) 
[ 265.415534][ T2264] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 265.415862][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.416186][ T2264] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 265.416522][ T2264] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 265.416840][ T2264] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 265.417156][ T2264] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 265.417496][ T2264] __sys_sendmsg (net/socket.c:2700) 
[ 265.417826][ T2264] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 265.418224][ T2264] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 265.418565][ T2264] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 265.418886][ T2264] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 265.419236][ T2264] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  265.419654][ T2264] RIP: 0033:0x7fe9b9f0d1e7
[ 265.419994][ T2264] 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)
[  265.421142][ T2264] RSP: 002b:00007ffc8a8e4408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  265.421639][ T2264] RAX: ffffffffffffffda RBX: 00007ffc8a8e4b30 RCX: 00007fe9b9f0d1e7
[  265.422113][ T2264] RDX: 0000000000000000 RSI: 00007ffc8a8e4470 RDI: 0000000000000005
[  265.422609][ T2264] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  265.423080][ T2264] R10: 00007fe9b9e0aee8 R11: 0000000000000246 R12: 0000000000000003
[  265.423576][ T2264] R13: 00000000686e365f R14: 0000000000499600 R15: 0000000000000000
| [  266.869527][ T2296] ------------[ cut here ]------------
| [ 266.869875][ T2296] WARNING: CPU: 0 PID: 2296 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) 
| [  266.870540][ T2296] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  266.872025][ T2296] Tainted: [W]=WARN
[  266.872277][ T2296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 266.872707][ T2296] 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) 
[ 266.873064][ T2296] 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
[  266.874260][ T2296] RSP: 0018:ffffc90004516ef0 EFLAGS: 00010246
[  266.874689][ T2296] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  266.875194][ T2296] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  266.875701][ T2296] RBP: ffffc90004516fe0 R08: 0000000000000000 R09: 0000000000000000
[  266.876190][ T2296] R10: ffffc90004517010 R11: ffffffffb86a8918 R12: 1ffff920008a2de2
[  266.876690][ T2296] R13: 0000000000000596 R14: ffffc90004517010 R15: ffff888009752f08
[  266.877180][ T2296] FS:  00007fc200b17800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  266.877760][ T2296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  266.878193][ T2296] CR2: 00000000004e5de8 CR3: 000000000baab006 CR4: 0000000000772ef0
[  266.878696][ T2296] PKRU: 55555554
[  266.878941][ T2296] Call Trace:
[  266.879187][ T2296]  <TASK>
[ 266.879360][ T2296] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 266.879698][ T2296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 266.880033][ T2296] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 266.880367][ T2296] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 266.880786][ T2296] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 266.881142][ T2296] netif_set_mtu (net/core/dev.c:9652) 
[ 266.881482][ T2296] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 266.881834][ T2296] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 266.882298][ T2296] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 266.882563][ T2296] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 266.883023][ T2296] br_add_if (net/bridge/br_if.c:697) bridge 
[ 266.883401][ T2296] do_set_master (net/core/rtnetlink.c:2948) 
[ 266.883753][ T2296] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 266.884084][ T2296] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 266.884509][ T2296] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 266.884840][ T2296] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 266.885176][ T2296] ? __kernel_text_address (kernel/extable.c:79) 
[ 266.885519][ T2296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 266.885854][ T2296] ? __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) 
[ 266.886185][ T2296] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 266.886607][ T2296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 266.886940][ T2296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 266.887270][ T2296] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 266.887615][ T2296] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 266.887944][ T2296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 266.888271][ T2296] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 266.888605][ T2296] ? __create_object (mm/kmemleak.c:771) 
[ 266.888938][ T2296] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 266.889263][ T2296] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 266.889599][ T2296] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 266.890006][ T2296] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 266.890342][ T2296] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 266.890685][ T2296] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 266.891021][ T2296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 266.891354][ T2296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 266.891712][ T2296] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 266.892033][ T2296] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 266.892360][ T2296] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 266.892694][ T2296] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 266.893028][ T2296] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 266.893358][ T2296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 266.893699][ T2296] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 266.894027][ T2296] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 266.894356][ T2296] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 266.894707][ T2296] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 266.895029][ T2296] ? 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) 
[ 266.895358][ T2296] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 266.895698][ T2296] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 266.896047][ T2296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 266.896382][ T2296] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 266.896731][ T2296] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 266.897061][ T2296] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 266.897395][ T2296] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 266.897743][ T2296] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 266.898071][ T2296] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 266.898502][ T2296] ___sys_sendmsg (net/socket.c:2670) 
[ 266.898824][ T2296] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 266.899151][ T2296] ? __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) 
[ 266.899565][ T2296] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 266.899898][ T2296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 266.900237][ T2296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 266.900577][ T2296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 266.900911][ T2296] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 266.901238][ T2296] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 266.901604][ T2296] __sys_sendmsg (net/socket.c:2700) 
[ 266.901935][ T2296] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 266.902340][ T2296] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 266.902694][ T2296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 266.903023][ T2296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 266.903354][ T2296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  266.903774][ T2296] RIP: 0033:0x7fc200ce41e7
[ 266.904114][ T2296] 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)
[  266.905291][ T2296] RSP: 002b:00007fff36dcf148 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  266.905796][ T2296] RAX: ffffffffffffffda RBX: 00007fff36dcf870 RCX: 00007fc200ce41e7
[  266.906284][ T2296] RDX: 0000000000000000 RSI: 00007fff36dcf1b0 RDI: 0000000000000005
[  266.906784][ T2296] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  266.907279][ T2296] R10: 0000000009377910 R11: 0000000000000246 R12: 0000000000000004
[  266.907778][ T2296] R13: 00000000686e3661 R14: 0000000000499600 R15: 0000000000000000
| [  281.225627][ T2332] ------------[ cut here ]------------
| [ 281.225958][ T2332] WARNING: CPU: 0 PID: 2332 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) 
| [  281.226711][ T2332] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  281.229061][ T2332] Tainted: [W]=WARN
[  281.229485][ T2332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 281.230180][ T2332] 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) 
[ 281.231130][ T2332] 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
[  281.233486][ T2332] RSP: 0018:ffffc90004606f70 EFLAGS: 00010246
[  281.234193][ T2332] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  281.235289][ T2332] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  281.236150][ T2332] RBP: ffffc90004607058 R08: 0000000000000000 R09: 0000000000000000
[  281.237018][ T2332] R10: ffffc90004607088 R11: ffffffffb7d79160 R12: 1ffff920008c0df2
[  281.237862][ T2332] R13: 00000000000005dc R14: ffffc90004607088 R15: ffff888009752f08
[  281.238672][ T2332] FS:  00007eff0e9c1800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  281.239599][ T2332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  281.240259][ T2332] CR2: 00000000004e5de8 CR3: 000000001062e002 CR4: 0000000000772ef0
[  281.241060][ T2332] PKRU: 55555554
[  281.241479][ T2332] Call Trace:
[  281.241884][ T2332]  <TASK>
[ 281.242147][ T2332] ? __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) 
[ 281.242827][ T2332] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 281.243430][ T2332] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 281.243980][ T2332] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 281.244531][ T2332] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 281.245059][ T2332] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 281.245609][ T2332] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 281.246123][ T2332] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 281.246660][ T2332] ? ___sys_sendmsg (net/socket.c:2670) 
[ 281.247179][ T2332] ? __sys_sendmsg (net/socket.c:2700) 
[ 281.247720][ T2332] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 281.248243][ T2332] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 281.248908][ T2332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.249481][ T2332] netif_set_mtu (net/core/dev.c:9652) 
[ 281.250035][ T2332] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 281.250606][ T2332] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 281.251002][ T2332] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 281.251745][ T2332] br_del_if (net/bridge/br_if.c:743) bridge 
[ 281.252328][ T2332] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 281.252866][ T2332] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 281.253401][ T2332] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 281.253965][ T2332] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 281.254656][ T2332] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 281.255175][ T2332] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 281.255648][ T2332] ? __kernel_text_address (kernel/extable.c:79) 
[ 281.255959][ T2332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.256304][ T2332] ? __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) 
[ 281.256637][ T2332] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 281.257114][ T2332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.257589][ T2332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.258106][ T2332] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 281.258653][ T2332] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 281.259192][ T2332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.259743][ T2332] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 281.260268][ T2332] ? __create_object (mm/kmemleak.c:771) 
[ 281.260829][ T2332] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 281.261389][ T2332] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 281.261956][ T2332] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 281.262645][ T2332] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 281.263194][ T2332] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 281.263723][ T2332] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 281.264256][ T2332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.264818][ T2332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.265359][ T2332] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 281.265914][ T2332] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 281.266441][ T2332] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 281.266986][ T2332] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 281.267548][ T2332] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 281.268077][ T2332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.268620][ T2332] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 281.268936][ T2332] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 281.269276][ T2332] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 281.269674][ T2332] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 281.270139][ T2332] ? 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) 
[ 281.270650][ T2332] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 281.271170][ T2332] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 281.271745][ T2332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.272294][ T2332] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 281.272869][ T2332] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 281.273404][ T2332] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 281.273968][ T2332] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 281.274577][ T2332] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 281.275110][ T2332] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 281.275783][ T2332] ___sys_sendmsg (net/socket.c:2670) 
[ 281.276331][ T2332] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 281.276882][ T2332] ? __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) 
[ 281.277551][ T2332] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 281.278083][ T2332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.278664][ T2332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 281.279186][ T2332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 281.279728][ T2332] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 281.280254][ T2332] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 281.280848][ T2332] __sys_sendmsg (net/socket.c:2700) 
[ 281.281386][ T2332] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 281.282070][ T2332] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 281.282628][ T2332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 281.283150][ T2332] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 281.283704][ T2332] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  281.284374][ T2332] RIP: 0033:0x7eff0eb8e1e7
[ 281.284965][ T2332] 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)
[  281.286904][ T2332] RSP: 002b:00007ffd908c1f48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  281.287727][ T2332] RAX: ffffffffffffffda RBX: 00007ffd908c2670 RCX: 00007eff0eb8e1e7
[  281.288550][ T2332] RDX: 0000000000000000 RSI: 00007ffd908c1fb0 RDI: 0000000000000005
[  281.289353][ T2332] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  281.290169][ T2332] R10: 00007eff0ea8bee8 R11: 0000000000000246 R12: 0000000000000003
[  281.291021][ T2332] R13: 00000000686e366f R14: 0000000000499600 R15: 0000000000000000
| [  284.022933][ T2401] ------------[ cut here ]------------
| [ 284.023482][ T2401] WARNING: CPU: 0 PID: 2401 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) 
| [  284.024547][ T2401] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  284.026858][ T2401] Tainted: [W]=WARN
[  284.027270][ T2401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 284.027976][ T2401] 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) 
[ 284.028585][ T2401] 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
[  284.030522][ T2401] RSP: 0018:ffffc900048d6ef0 EFLAGS: 00010246
[  284.031205][ T2401] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  284.032021][ T2401] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  284.032808][ T2401] RBP: ffffc900048d6fe0 R08: 0000000000000000 R09: 0000000000000000
[  284.033601][ T2401] R10: ffffc900048d7010 R11: ffffffffb86a8918 R12: 1ffff9200091ade2
[  284.034387][ T2401] R13: 0000000000000596 R14: ffffc900048d7010 R15: ffff888009752f08
[  284.035179][ T2401] FS:  00007f07b5a78800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  284.036132][ T2401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  284.036837][ T2401] CR2: 00000000004e5de8 CR3: 000000000ff55005 CR4: 0000000000772ef0
[  284.037637][ T2401] PKRU: 55555554
[  284.038024][ T2401] Call Trace:
[  284.038412][ T2401]  <TASK>
[ 284.038706][ T2401] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 284.039240][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 284.039800][ T2401] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 284.040333][ T2401] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 284.041025][ T2401] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 284.041614][ T2401] netif_set_mtu (net/core/dev.c:9652) 
[ 284.042158][ T2401] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 284.042740][ T2401] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 284.043421][ T2401] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 284.043822][ T2401] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 284.044515][ T2401] br_add_if (net/bridge/br_if.c:697) bridge 
[ 284.045083][ T2401] do_set_master (net/core/rtnetlink.c:2948) 
[ 284.045606][ T2401] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 284.046164][ T2401] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 284.046867][ T2401] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 284.047395][ T2401] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 284.047941][ T2401] ? __kernel_text_address (kernel/extable.c:79) 
[ 284.048557][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 284.049105][ T2401] ? __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) 
[ 284.049650][ T2401] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 284.050290][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 284.050830][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 284.051350][ T2401] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 284.051887][ T2401] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 284.052406][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 284.052945][ T2401] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 284.053502][ T2401] ? __create_object (mm/kmemleak.c:771) 
[ 284.054044][ T2401] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 284.054629][ T2401] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 284.055158][ T2401] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 284.055816][ T2401] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 284.056339][ T2401] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 284.056859][ T2401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 284.057354][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 284.057879][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 284.058371][ T2401] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 284.058872][ T2401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 284.059432][ T2401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 284.059974][ T2401] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 284.060486][ T2401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 284.061013][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 284.061545][ T2401] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 284.062056][ T2401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 284.062615][ T2401] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 284.063530][ T2401] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 284.064020][ T2401] ? 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) 
[ 284.064525][ T2401] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 284.065019][ T2401] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 284.065517][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 284.066019][ T2401] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 284.066531][ T2401] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 284.067038][ T2401] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 284.067555][ T2401] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 284.068052][ T2401] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 284.069345][ T2401] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 284.070007][ T2401] ___sys_sendmsg (net/socket.c:2670) 
[ 284.070500][ T2401] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 284.070994][ T2401] ? __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) 
[ 284.071638][ T2401] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 284.072134][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 284.072641][ T2401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 284.073521][ T2401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 284.074416][ T2401] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 284.074940][ T2401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 284.075870][ T2401] __sys_sendmsg (net/socket.c:2700) 
[ 284.076396][ T2401] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 284.077449][ T2401] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 284.077995][ T2401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 284.078551][ T2401] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 284.079057][ T2401] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  284.079696][ T2401] RIP: 0033:0x7f07b5c451e7
[ 284.080641][ T2401] 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)
[  284.083760][ T2401] RSP: 002b:00007fff375551b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  284.084593][ T2401] RAX: ffffffffffffffda RBX: 00007fff375558e0 RCX: 00007f07b5c451e7
[  284.085800][ T2401] RDX: 0000000000000000 RSI: 00007fff37555220 RDI: 0000000000000005
[  284.086608][ T2401] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  284.087389][ T2401] R10: 00000000063d6910 R11: 0000000000000246 R12: 0000000000000004
[  284.088193][ T2401] R13: 00000000686e3672 R14: 0000000000499600 R15: 0000000000000000
| [  298.778943][ T2438] ------------[ cut here ]------------
| [ 298.780387][ T2438] WARNING: CPU: 2 PID: 2438 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) 
| [  298.781641][ T2438] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  298.784294][ T2438] Tainted: [W]=WARN
[  298.784814][ T2438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 298.785623][ T2438] 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) 
[ 298.786265][ T2438] 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
[  298.788338][ T2438] RSP: 0018:ffffc900049a6f70 EFLAGS: 00010246
[  298.789098][ T2438] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  298.790038][ T2438] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  298.790926][ T2438] RBP: ffffc900049a7058 R08: 0000000000000000 R09: 0000000000000000
[  298.791844][ T2438] R10: ffffc900049a7088 R11: ffffffffb7d79160 R12: 1ffff92000934df2
[  298.792737][ T2438] R13: 00000000000005dc R14: ffffc900049a7088 R15: ffff888009752f08
[  298.793712][ T2438] FS:  00007f0236c9e800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  298.794756][ T2438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  298.795498][ T2438] CR2: 00000000004e5de8 CR3: 000000000f612006 CR4: 0000000000772ef0
[  298.796375][ T2438] PKRU: 55555554
[  298.796854][ T2438] Call Trace:
[  298.797310][ T2438]  <TASK>
[ 298.797668][ T2438] ? __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) 
[ 298.798416][ T2438] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 298.799099][ T2438] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 298.799709][ T2438] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 298.800285][ T2438] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 298.800911][ T2438] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 298.801562][ T2438] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 298.802154][ T2438] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 298.802791][ T2438] ? ___sys_sendmsg (net/socket.c:2670) 
[ 298.803381][ T2438] ? __sys_sendmsg (net/socket.c:2700) 
[ 298.804031][ T2438] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 298.804639][ T2438] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 298.805371][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.806049][ T2438] netif_set_mtu (net/core/dev.c:9652) 
[ 298.806674][ T2438] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 298.807332][ T2438] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 298.807819][ T2438] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 298.808650][ T2438] br_del_if (net/bridge/br_if.c:743) bridge 
[ 298.809332][ T2438] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 298.809984][ T2438] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 298.810603][ T2438] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 298.811205][ T2438] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 298.812028][ T2438] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 298.812682][ T2438] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 298.813273][ T2438] ? __kernel_text_address (kernel/extable.c:79) 
[ 298.813916][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.814543][ T2438] ? __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) 
[ 298.815138][ T2438] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 298.815876][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 298.816453][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 298.817072][ T2438] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 298.817706][ T2438] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 298.818288][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.818898][ T2438] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 298.819504][ T2438] ? __create_object (mm/kmemleak.c:771) 
[ 298.820094][ T2438] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 298.820709][ T2438] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 298.821309][ T2438] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 298.822089][ T2438] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 298.822715][ T2438] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 298.823314][ T2438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 298.823930][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.824598][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.825193][ T2438] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 298.825830][ T2438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 298.826449][ T2438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 298.827053][ T2438] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 298.827685][ T2438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 298.828342][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.828982][ T2438] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 298.829632][ T2438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 298.830240][ T2438] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 298.830910][ T2438] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 298.831576][ T2438] ? 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) 
[ 298.832209][ T2438] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 298.832847][ T2438] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 298.833449][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.834100][ T2438] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 298.834738][ T2438] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 298.835361][ T2438] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 298.836032][ T2438] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 298.836649][ T2438] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 298.837258][ T2438] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 298.838046][ T2438] ___sys_sendmsg (net/socket.c:2670) 
[ 298.838658][ T2438] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 298.839234][ T2438] ? __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) 
[ 298.840003][ T2438] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 298.840613][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.841200][ T2438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.841854][ T2438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.842442][ T2438] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 298.843049][ T2438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 298.843688][ T2438] __sys_sendmsg (net/socket.c:2700) 
[ 298.844328][ T2438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 298.845123][ T2438] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 298.845773][ T2438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 298.846362][ T2438] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 298.846974][ T2438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  298.847720][ T2438] RIP: 0033:0x7f0236e6b1e7
[ 298.848329][ T2438] 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)
[  298.850437][ T2438] RSP: 002b:00007ffe02067378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  298.851345][ T2438] RAX: ffffffffffffffda RBX: 00007ffe02067aa0 RCX: 00007f0236e6b1e7
[  298.852271][ T2438] RDX: 0000000000000000 RSI: 00007ffe020673e0 RDI: 0000000000000005
[  298.853186][ T2438] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  298.854098][ T2438] R10: 00007f0236d68ee8 R11: 0000000000000246 R12: 0000000000000003
[  298.854989][ T2438] R13: 00000000686e3681 R14: 0000000000499600 R15: 0000000000000000
| [  302.626727][ T2529] ------------[ cut here ]------------
| [ 302.627073][ T2529] WARNING: CPU: 1 PID: 2529 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) 
| [  302.627990][ T2529] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  302.629842][ T2529] Tainted: [W]=WARN
[  302.630107][ T2529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 302.630711][ T2529] 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) 
[ 302.631075][ T2529] 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
[  302.632352][ T2529] RSP: 0018:ffffc90004d56ef0 EFLAGS: 00010246
[  302.632810][ T2529] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  302.633331][ T2529] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  302.633871][ T2529] RBP: ffffc90004d56fe0 R08: 0000000000000000 R09: 0000000000000000
[  302.634394][ T2529] R10: ffffc90004d57010 R11: ffffffffb86a8918 R12: 1ffff920009aade2
[  302.634917][ T2529] R13: 0000000000000596 R14: ffffc90004d57010 R15: ffff888009752f08
[  302.635417][ T2529] FS:  00007f2a54cf8800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  302.636023][ T2529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  302.636440][ T2529] CR2: 00000000004e5de8 CR3: 000000000f985001 CR4: 0000000000772ef0
[  302.636953][ T2529] PKRU: 55555554
[  302.637204][ T2529] Call Trace:
[  302.637482][ T2529]  <TASK>
[ 302.637659][ T2529] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 302.637997][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.638358][ T2529] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 302.638724][ T2529] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 302.639155][ T2529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 302.639519][ T2529] netif_set_mtu (net/core/dev.c:9652) 
[ 302.639855][ T2529] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 302.640195][ T2529] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 302.640678][ T2529] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 302.640937][ T2529] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 302.641432][ T2529] br_add_if (net/bridge/br_if.c:697) bridge 
[ 302.641854][ T2529] do_set_master (net/core/rtnetlink.c:2948) 
[ 302.642191][ T2529] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 302.642542][ T2529] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 302.642972][ T2529] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 302.643309][ T2529] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 302.643648][ T2529] ? __kernel_text_address (kernel/extable.c:79) 
[ 302.643968][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.644487][ T2529] ? __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) 
[ 302.645018][ T2529] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 302.645728][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.646252][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.646779][ T2529] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 302.647318][ T2529] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 302.647910][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.648496][ T2529] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 302.649064][ T2529] ? __create_object (mm/kmemleak.c:771) 
[ 302.649658][ T2529] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 302.650224][ T2529] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 302.650818][ T2529] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 302.651544][ T2529] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 302.652149][ T2529] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 302.652753][ T2529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 302.653312][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.653923][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.654511][ T2529] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 302.655090][ T2529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 302.655702][ T2529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 302.656297][ T2529] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 302.656936][ T2529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 302.657539][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.658115][ T2529] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 302.658696][ T2529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 302.659294][ T2529] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 302.659915][ T2529] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 302.660528][ T2529] ? 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) 
[ 302.661119][ T2529] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 302.661745][ T2529] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 302.662319][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.662911][ T2529] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 302.663515][ T2529] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 302.664087][ T2529] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 302.664711][ T2529] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 302.665302][ T2529] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 302.665899][ T2529] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 302.666661][ T2529] ___sys_sendmsg (net/socket.c:2670) 
[ 302.667229][ T2529] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 302.667821][ T2529] ? __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) 
[ 302.668568][ T2529] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 302.669168][ T2529] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 302.669769][ T2529] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 302.670356][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.670953][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.671535][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.672127][ T2529] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 302.672722][ T2529] __sys_sendmsg (net/socket.c:2700) 
[ 302.673293][ T2529] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 302.674053][ T2529] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 302.674669][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.675237][ T2529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 302.675828][ T2529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  302.676513][ T2529] RIP: 0033:0x7f2a54ec51e7
[ 302.677059][ T2529] 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)
[  302.679085][ T2529] RSP: 002b:00007ffc677cfbe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  302.679980][ T2529] RAX: ffffffffffffffda RBX: 00007ffc677d0310 RCX: 00007f2a54ec51e7
[  302.680845][ T2529] RDX: 0000000000000000 RSI: 00007ffc677cfc50 RDI: 0000000000000005
[  302.681727][ T2529] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  302.682582][ T2529] R10: 0000000010f4d910 R11: 0000000000000246 R12: 0000000000000004
[  302.683421][ T2529] R13: 00000000686e3685 R14: 0000000000499600 R15: 0000000000000000
| [  317.171583][ T2569] ------------[ cut here ]------------
| [ 317.171940][ T2569] WARNING: CPU: 1 PID: 2569 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) 
| [  317.172624][ T2569] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  317.174787][ T2569] Tainted: [W]=WARN
[  317.175044][ T2569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 317.175473][ T2569] 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) 
[ 317.175811][ T2569] 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
[  317.176929][ T2569] RSP: 0018:ffffc90004dd6f70 EFLAGS: 00010246
[  317.177339][ T2569] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  317.177839][ T2569] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  317.178317][ T2569] RBP: ffffc90004dd7058 R08: 0000000000000000 R09: 0000000000000000
[  317.178803][ T2569] R10: ffffc90004dd7088 R11: ffffffffb7d79160 R12: 1ffff920009badf2
[  317.179258][ T2569] R13: 00000000000005dc R14: ffffc90004dd7088 R15: ffff888009752f08
[  317.179737][ T2569] FS:  00007fcc85e93800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  317.180281][ T2569] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  317.180688][ T2569] CR2: 00000000004e5de8 CR3: 000000000dc53002 CR4: 0000000000772ef0
[  317.181147][ T2569] PKRU: 55555554
[  317.181375][ T2569] Call Trace:
[  317.181637][ T2569]  <TASK>
[ 317.181793][ T2569] ? __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) 
[ 317.182226][ T2569] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 317.182596][ T2569] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 317.182926][ T2569] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 317.183248][ T2569] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 317.183565][ T2569] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 317.183872][ T2569] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 317.184176][ T2569] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 317.184504][ T2569] ? ___sys_sendmsg (net/socket.c:2670) 
[ 317.184814][ T2569] ? __sys_sendmsg (net/socket.c:2700) 
[ 317.185115][ T2569] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 317.185420][ T2569] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 317.185816][ T2569] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 317.186153][ T2569] netif_set_mtu (net/core/dev.c:9652) 
[ 317.186486][ T2569] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 317.186830][ T2569] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 317.187072][ T2569] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 317.187551][ T2569] br_del_if (net/bridge/br_if.c:743) bridge 
[ 317.187902][ T2569] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 317.188220][ T2569] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 317.188569][ T2569] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 317.188897][ T2569] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 317.189300][ T2569] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 317.189625][ T2569] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 317.189932][ T2569] ? __kernel_text_address (kernel/extable.c:79) 
[ 317.190241][ T2569] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 317.190559][ T2569] ? __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) 
[ 317.190881][ T2569] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 317.191277][ T2569] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 317.191609][ T2569] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 317.191922][ T2569] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 317.192225][ T2569] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 317.192552][ T2569] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 317.192860][ T2569] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 317.193162][ T2569] ? __create_object (mm/kmemleak.c:771) 
[ 317.193492][ T2569] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 317.193805][ T2569] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 317.194117][ T2569] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 317.194523][ T2569] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 317.194837][ T2569] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 317.195148][ T2569] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 317.195453][ T2569] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 317.195783][ T2569] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 317.196089][ T2569] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 317.196390][ T2569] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 317.196727][ T2569] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 317.197029][ T2569] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 317.197336][ T2569] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 317.197657][ T2569] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 317.197969][ T2569] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 317.198274][ T2569] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 317.198591][ T2569] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 317.198916][ T2569] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 317.199218][ T2569] ? 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) 
[ 317.199536][ T2569] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 317.199858][ T2569] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 317.200161][ T2569] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 317.200492][ T2569] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 317.200805][ T2569] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 317.201116][ T2569] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 317.201428][ T2569] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 317.201765][ T2569] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 317.202070][ T2569] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 317.202468][ T2569] ___sys_sendmsg (net/socket.c:2670) 
[ 317.202774][ T2569] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 317.203079][ T2569] ? __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) 
[ 317.203475][ T2569] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 317.203786][ T2569] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 317.204097][ T2569] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 317.204448][ T2569] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 317.204779][ T2569] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 317.205085][ T2569] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 317.205413][ T2569] __sys_sendmsg (net/socket.c:2700) 
[ 317.205730][ T2569] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 317.206121][ T2569] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 317.206439][ T2569] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 317.206768][ T2569] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 317.207076][ T2569] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  317.207452][ T2569] RIP: 0033:0x7fcc860601e7
[ 317.207787][ T2569] 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)
[  317.208909][ T2569] RSP: 002b:00007ffc2eeb4588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  317.209370][ T2569] RAX: ffffffffffffffda RBX: 00007ffc2eeb4cb0 RCX: 00007fcc860601e7
[  317.209839][ T2569] RDX: 0000000000000000 RSI: 00007ffc2eeb45f0 RDI: 0000000000000005
[  317.210335][ T2569] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  317.210811][ T2569] R10: 00007fcc85f5dee8 R11: 0000000000000246 R12: 0000000000000003
[  317.211273][ T2569] R13: 00000000686e3693 R14: 0000000000499600 R15: 0000000000000000
| [  319.026319][ T2603] ------------[ cut here ]------------
| [ 319.026638][ T2603] WARNING: CPU: 0 PID: 2603 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) 
| [  319.027330][ T2603] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  319.028714][ T2603] Tainted: [W]=WARN
[  319.028949][ T2603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 319.029340][ T2603] 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) 
[ 319.029689][ T2603] 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
[  319.030872][ T2603] RSP: 0018:ffffc90004f46ef0 EFLAGS: 00010246
[  319.031272][ T2603] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  319.031773][ T2603] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  319.032239][ T2603] RBP: ffffc90004f46fe0 R08: 0000000000000000 R09: 0000000000000000
[  319.032714][ T2603] R10: ffffc90004f47010 R11: ffffffffb86a8918 R12: 1ffff920009e8de2
[  319.033181][ T2603] R13: 00000000000005aa R14: ffffc90004f47010 R15: ffff888009752f08
[  319.033687][ T2603] FS:  00007f4820597800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  319.034246][ T2603] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  319.034641][ T2603] CR2: 00000000004e5ce0 CR3: 000000000fe61004 CR4: 0000000000772ef0
[  319.035104][ T2603] PKRU: 55555554
[  319.035340][ T2603] Call Trace:
[  319.035628][ T2603]  <TASK>
[ 319.035850][ T2603] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 319.036171][ T2603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 319.036512][ T2603] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 319.036822][ T2603] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 319.037212][ T2603] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 319.037556][ T2603] netif_set_mtu (net/core/dev.c:9652) 
[ 319.037885][ T2603] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 319.038203][ T2603] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 319.038668][ T2603] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 319.038904][ T2603] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 319.039324][ T2603] br_add_if (net/bridge/br_if.c:697) bridge 
[ 319.039716][ T2603] do_set_master (net/core/rtnetlink.c:2948) 
[ 319.040034][ T2603] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 319.040352][ T2603] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 319.040750][ T2603] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 319.041068][ T2603] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 319.041373][ T2603] ? __kernel_text_address (kernel/extable.c:79) 
[ 319.041711][ T2603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 319.042021][ T2603] ? __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) 
[ 319.042328][ T2603] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 319.042722][ T2603] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 319.043037][ T2603] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 319.043347][ T2603] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 319.043697][ T2603] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 319.044051][ T2603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 319.044367][ T2603] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 319.044686][ T2603] ? __create_object (mm/kmemleak.c:771) 
[ 319.045003][ T2603] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 319.045312][ T2603] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 319.045630][ T2603] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 319.046024][ T2603] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 319.046344][ T2603] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 319.046665][ T2603] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 319.046971][ T2603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 319.047286][ T2603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 319.047609][ T2603] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 319.047971][ T2603] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 319.048313][ T2603] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 319.048658][ T2603] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 319.048966][ T2603] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 319.049293][ T2603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 319.049613][ T2603] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 319.049955][ T2603] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 319.050295][ T2603] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 319.050642][ T2603] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 319.050976][ T2603] ? 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) 
[ 319.051302][ T2603] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 319.051639][ T2603] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 319.051950][ T2603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 319.052263][ T2603] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 319.052582][ T2603] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 319.052896][ T2603] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 319.053225][ T2603] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 319.053549][ T2603] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 319.053894][ T2603] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 319.054323][ T2603] ___sys_sendmsg (net/socket.c:2670) 
[ 319.054643][ T2603] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 319.054955][ T2603] ? __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) 
[ 319.055353][ T2603] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 319.055681][ T2603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 319.055990][ T2603] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 319.056308][ T2603] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 319.056627][ T2603] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 319.056939][ T2603] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 319.057261][ T2603] __sys_sendmsg (net/socket.c:2700) 
[ 319.057572][ T2603] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 319.058001][ T2603] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 319.058322][ T2603] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 319.058648][ T2603] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 319.058962][ T2603] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  319.059348][ T2603] RIP: 0033:0x7f48207641e7
[ 319.059678][ T2603] 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)
[  319.060788][ T2603] RSP: 002b:00007ffc6d59bb78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  319.061257][ T2603] RAX: ffffffffffffffda RBX: 00007ffc6d59c2a0 RCX: 00007f48207641e7
[  319.061746][ T2603] RDX: 0000000000000000 RSI: 00007ffc6d59bbe0 RDI: 0000000000000005
[  319.062229][ T2603] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  319.062704][ T2603] R10: 0000000031134910 R11: 0000000000000246 R12: 0000000000000004
[  319.063239][ T2603] R13: 00000000686e3695 R14: 0000000000499600 R15: 0000000000000000
| [  324.582186][ T2629] ------------[ cut here ]------------
| [ 324.584041][ T2629] WARNING: CPU: 3 PID: 2629 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) 
| [  324.584718][ T2629] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  324.586134][ T2629] Tainted: [W]=WARN
[  324.586410][ T2629] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 324.586847][ T2629] 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) 
[ 324.587182][ T2629] 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
[  324.588336][ T2629] RSP: 0018:ffffc90004ff6f70 EFLAGS: 00010246
[  324.588755][ T2629] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  324.589241][ T2629] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  324.589730][ T2629] RBP: ffffc90004ff7058 R08: 0000000000000000 R09: 0000000000000000
[  324.590233][ T2629] R10: ffffc90004ff7088 R11: ffffffffb7d79160 R12: 1ffff920009fedf2
[  324.590737][ T2629] R13: 00000000000005dc R14: ffffc90004ff7088 R15: ffff888009752f08
[  324.591233][ T2629] FS:  00007f1ce64b2800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  324.591819][ T2629] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  324.592226][ T2629] CR2: 00000000004e5ce0 CR3: 000000000eb9e004 CR4: 0000000000772ef0
[  324.592723][ T2629] PKRU: 55555554
[  324.592966][ T2629] Call Trace:
[  324.593209][ T2629]  <TASK>
[ 324.593377][ T2629] ? __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) 
[ 324.593794][ T2629] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 324.594168][ T2629] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 324.594532][ T2629] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 324.594861][ T2629] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 324.595181][ T2629] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 324.595514][ T2629] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 324.595839][ T2629] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 324.596158][ T2629] ? ___sys_sendmsg (net/socket.c:2670) 
[ 324.596503][ T2629] ? __sys_sendmsg (net/socket.c:2700) 
[ 324.596824][ T2629] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 324.597149][ T2629] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 324.597554][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 324.597889][ T2629] netif_set_mtu (net/core/dev.c:9652) 
[ 324.598237][ T2629] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 324.598598][ T2629] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 324.598841][ T2629] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 324.599285][ T2629] br_del_if (net/bridge/br_if.c:743) bridge 
[ 324.599650][ T2629] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 324.599973][ T2629] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 324.600296][ T2629] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 324.600630][ T2629] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 324.601036][ T2629] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 324.601354][ T2629] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 324.601704][ T2629] ? __kernel_text_address (kernel/extable.c:79) 
[ 324.602028][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 324.602384][ T2629] ? __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) 
[ 324.602720][ T2629] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 324.603115][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 324.603439][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 324.603764][ T2629] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 324.604092][ T2629] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 324.604410][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 324.604734][ T2629] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 324.605050][ T2629] ? __create_object (mm/kmemleak.c:771) 
[ 324.605372][ T2629] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 324.605701][ T2629] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 324.606022][ T2629] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 324.606423][ T2629] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 324.606756][ T2629] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 324.607081][ T2629] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 324.607428][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 324.607768][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 324.608089][ T2629] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 324.608409][ T2629] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 324.608736][ T2629] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 324.609060][ T2629] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 324.609381][ T2629] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 324.609712][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 324.610044][ T2629] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 324.610362][ T2629] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 324.610692][ T2629] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 324.611026][ T2629] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 324.611383][ T2629] ? 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) 
[ 324.611732][ T2629] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 324.612060][ T2629] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 324.612378][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 324.612715][ T2629] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 324.613038][ T2629] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 324.613361][ T2629] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 324.613699][ T2629] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 324.614033][ T2629] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 324.614351][ T2629] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 324.614772][ T2629] ___sys_sendmsg (net/socket.c:2670) 
[ 324.615089][ T2629] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 324.615444][ T2629] ? __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) 
[ 324.615857][ T2629] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 324.616185][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 324.616508][ T2629] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 324.616833][ T2629] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 324.617153][ T2629] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 324.617480][ T2629] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 324.617808][ T2629] __sys_sendmsg (net/socket.c:2700) 
[ 324.618118][ T2629] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 324.618525][ T2629] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 324.618865][ T2629] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 324.619187][ T2629] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 324.619518][ T2629] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  324.619913][ T2629] RIP: 0033:0x7f1ce667f1e7
[ 324.620278][ T2629] 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)
[  324.621463][ T2629] RSP: 002b:00007ffd902aaa98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  324.621965][ T2629] RAX: ffffffffffffffda RBX: 00007ffd902ab1c0 RCX: 00007f1ce667f1e7
[  324.622470][ T2629] RDX: 0000000000000000 RSI: 00007ffd902aab00 RDI: 0000000000000005
[  324.622950][ T2629] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  324.623438][ T2629] R10: 00007f1ce657cee8 R11: 0000000000000246 R12: 0000000000000003
[  324.623932][ T2629] R13: 00000000686e369b R14: 0000000000499600 R15: 0000000000000000
| [  327.186734][ T2698] ------------[ cut here ]------------
| [ 327.187313][ T2698] WARNING: CPU: 2 PID: 2698 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) 
| [  327.188422][ T2698] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  327.190657][ T2698] Tainted: [W]=WARN
[  327.190936][ T2698] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 327.191366][ T2698] 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) 
[ 327.191759][ T2698] 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
[  327.192938][ T2698] RSP: 0018:ffffc90005306ef0 EFLAGS: 00010246
[  327.193350][ T2698] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  327.193859][ T2698] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  327.194378][ T2698] RBP: ffffc90005306fe0 R08: 0000000000000000 R09: 0000000000000000
[  327.194906][ T2698] R10: ffffc90005307010 R11: ffffffffb86a8918 R12: 1ffff92000a60de2
[  327.195435][ T2698] R13: 00000000000005aa R14: ffffc90005307010 R15: ffff888009752f08
[  327.195946][ T2698] FS:  00007fac59773800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  327.196558][ T2698] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  327.196978][ T2698] CR2: 00000000004e5ce0 CR3: 000000000fd7d005 CR4: 0000000000772ef0
[  327.197538][ T2698] PKRU: 55555554
[  327.197798][ T2698] Call Trace:
[  327.198069][ T2698]  <TASK>
[ 327.198253][ T2698] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 327.198603][ T2698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 327.198948][ T2698] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 327.199301][ T2698] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 327.199741][ T2698] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 327.200072][ T2698] netif_set_mtu (net/core/dev.c:9652) 
[ 327.200408][ T2698] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 327.200768][ T2698] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 327.201235][ T2698] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 327.201499][ T2698] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 327.201948][ T2698] br_add_if (net/bridge/br_if.c:697) bridge 
[ 327.202334][ T2698] do_set_master (net/core/rtnetlink.c:2948) 
[ 327.202674][ T2698] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 327.203016][ T2698] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 327.203434][ T2698] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 327.203779][ T2698] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 327.204120][ T2698] ? __kernel_text_address (kernel/extable.c:79) 
[ 327.204443][ T2698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 327.204795][ T2698] ? __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) 
[ 327.205145][ T2698] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 327.205566][ T2698] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 327.205911][ T2698] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 327.206240][ T2698] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 327.206568][ T2698] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 327.206888][ T2698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 327.207228][ T2698] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 327.207573][ T2698] ? __create_object (mm/kmemleak.c:771) 
[ 327.207912][ T2698] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 327.208249][ T2698] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 327.208608][ T2698] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 327.209018][ T2698] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 327.209346][ T2698] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 327.209688][ T2698] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 327.210007][ T2698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 327.210356][ T2698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 327.210705][ T2698] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 327.211045][ T2698] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 327.211379][ T2698] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 327.211746][ T2698] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 327.212112][ T2698] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 327.212477][ T2698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 327.212818][ T2698] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 327.213163][ T2698] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 327.213502][ T2698] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 327.213836][ T2698] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 327.214154][ T2698] ? 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) 
[ 327.214497][ T2698] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 327.214823][ T2698] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 327.215146][ T2698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 327.215488][ T2698] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 327.215820][ T2698] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 327.216138][ T2698] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 327.216484][ T2698] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 327.216824][ T2698] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 327.217146][ T2698] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 327.217574][ T2698] ___sys_sendmsg (net/socket.c:2670) 
[ 327.217903][ T2698] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 327.218233][ T2698] ? __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) 
[ 327.218648][ T2698] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 327.218982][ T2698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 327.219307][ T2698] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 327.219640][ T2698] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 327.219965][ T2698] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 327.220286][ T2698] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 327.220622][ T2698] __sys_sendmsg (net/socket.c:2700) 
[ 327.220939][ T2698] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 327.221809][ T2698] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 327.222142][ T2698] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 327.222471][ T2698] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 327.222798][ T2698] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  327.223193][ T2698] RIP: 0033:0x7fac599401e7
[ 327.223528][ T2698] 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)
[  327.224858][ T2698] RSP: 002b:00007fffb597c138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  327.225338][ T2698] RAX: ffffffffffffffda RBX: 00007fffb597c860 RCX: 00007fac599401e7
[  327.226043][ T2698] RDX: 0000000000000000 RSI: 00007fffb597c1a0 RDI: 0000000000000005
[  327.226521][ T2698] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  327.226990][ T2698] R10: 000000002cc76910 R11: 0000000000000246 R12: 0000000000000004
[  327.227695][ T2698] R13: 00000000686e369d R14: 0000000000499600 R15: 0000000000000000
| [  340.586957][ T2726] ------------[ cut here ]------------
| [ 340.587272][ T2726] WARNING: CPU: 1 PID: 2726 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) 
| [  340.587898][ T2726] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  340.590155][ T2726] Tainted: [W]=WARN
[  340.590385][ T2726] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 340.590817][ T2726] 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) 
[ 340.591138][ T2726] 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
[  340.592290][ T2726] RSP: 0018:ffffc900053b6f70 EFLAGS: 00010246
[  340.592690][ T2726] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  340.593149][ T2726] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  340.593615][ T2726] RBP: ffffc900053b7058 R08: 0000000000000000 R09: 0000000000000000
[  340.594078][ T2726] R10: ffffc900053b7088 R11: ffffffffb7d79160 R12: 1ffff92000a76df2
[  340.594557][ T2726] R13: 00000000000005dc R14: ffffc900053b7088 R15: ffff888009752f08
[  340.595034][ T2726] FS:  00007efc39472800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  340.595575][ T2726] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  340.595963][ T2726] CR2: 00000000004e5ce0 CR3: 000000000fb7b001 CR4: 0000000000772ef0
[  340.596426][ T2726] PKRU: 55555554
[  340.596666][ T2726] Call Trace:
[  340.596897][ T2726]  <TASK>
[ 340.597070][ T2726] ? __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) 
[ 340.597473][ T2726] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 340.597835][ T2726] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 340.598178][ T2726] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 340.598496][ T2726] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 340.598801][ T2726] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 340.599105][ T2726] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 340.599408][ T2726] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 340.599721][ T2726] ? ___sys_sendmsg (net/socket.c:2670) 
[ 340.600038][ T2726] ? __sys_sendmsg (net/socket.c:2700) 
[ 340.600341][ T2726] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 340.600656][ T2726] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 340.601038][ T2726] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.601356][ T2726] netif_set_mtu (net/core/dev.c:9652) 
[ 340.601694][ T2726] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 340.602019][ T2726] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 340.602253][ T2726] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 340.602695][ T2726] br_del_if (net/bridge/br_if.c:743) bridge 
[ 340.603039][ T2726] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 340.603348][ T2726] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 340.603671][ T2726] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 340.603979][ T2726] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 340.604366][ T2726] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 340.604681][ T2726] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 340.604991][ T2726] ? __kernel_text_address (kernel/extable.c:79) 
[ 340.605301][ T2726] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.605622][ T2726] ? __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) 
[ 340.605931][ T2726] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 340.606316][ T2726] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 340.606656][ T2726] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 340.606961][ T2726] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 340.607273][ T2726] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 340.607590][ T2726] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.607900][ T2726] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 340.608203][ T2726] ? __create_object (mm/kmemleak.c:771) 
[ 340.608525][ T2726] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 340.608834][ T2726] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 340.609140][ T2726] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 340.609547][ T2726] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 340.609893][ T2726] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 340.610220][ T2726] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 340.610542][ T2726] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.611022][ T2726] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.611537][ T2726] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 340.611953][ T2726] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 340.612341][ T2726] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 340.612700][ T2726] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 340.613040][ T2726] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 340.613501][ T2726] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.613839][ T2726] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 340.614237][ T2726] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 340.614604][ T2726] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 340.614957][ T2726] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 340.615357][ T2726] ? 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) 
[ 340.615698][ T2726] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 340.616093][ T2726] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 340.616563][ T2726] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.617006][ T2726] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 340.617484][ T2726] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 340.617892][ T2726] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 340.618278][ T2726] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 340.618699][ T2726] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 340.619088][ T2726] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 340.619568][ T2726] ___sys_sendmsg (net/socket.c:2670) 
[ 340.619914][ T2726] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 340.620242][ T2726] ? __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) 
[ 340.620772][ T2726] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 340.621193][ T2726] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.621625][ T2726] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 340.622038][ T2726] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 340.622388][ T2726] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 340.622730][ T2726] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 340.623120][ T2726] __sys_sendmsg (net/socket.c:2700) 
[ 340.623482][ T2726] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 340.623940][ T2726] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 340.624335][ T2726] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 340.624658][ T2726] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 340.624970][ T2726] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  340.625414][ T2726] RIP: 0033:0x7efc3963f1e7
[ 340.625775][ T2726] 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)
[  340.627031][ T2726] RSP: 002b:00007ffef7b63d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  340.627691][ T2726] RAX: ffffffffffffffda RBX: 00007ffef7b644a0 RCX: 00007efc3963f1e7
[  340.628322][ T2726] RDX: 0000000000000000 RSI: 00007ffef7b63de0 RDI: 0000000000000005
[  340.628917][ T2726] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  340.629500][ T2726] R10: 00007efc3953cee8 R11: 0000000000000246 R12: 0000000000000003
[  340.630065][ T2726] R13: 00000000686e36ab R14: 0000000000499600 R15: 0000000000000000
| [  343.748938][ T2812] ------------[ cut here ]------------
| [ 343.749250][ T2812] WARNING: CPU: 1 PID: 2812 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) 
| [  343.749889][ T2812] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  343.751380][ T2812] Tainted: [W]=WARN
[  343.751690][ T2812] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 343.752090][ T2812] 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) 
[ 343.752435][ T2812] 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
[  343.754852][ T2812] RSP: 0018:ffffc90005766ef0 EFLAGS: 00010246
[  343.755339][ T2812] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  343.755938][ T2812] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  343.756470][ T2812] RBP: ffffc90005766fe0 R08: 0000000000000000 R09: 0000000000000000
[  343.756957][ T2812] R10: ffffc90005767010 R11: ffffffffb86a8918 R12: 1ffff92000aecde2
[  343.757478][ T2812] R13: 00000000000005aa R14: ffffc90005767010 R15: ffff888009752f08
[  343.757985][ T2812] FS:  00007fa978225800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  343.758578][ T2812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  343.758985][ T2812] CR2: 00000000004e5ce0 CR3: 0000000010287006 CR4: 0000000000772ef0
[  343.759528][ T2812] PKRU: 55555554
[  343.759762][ T2812] Call Trace:
[  343.759998][ T2812]  <TASK>
[ 343.760160][ T2812] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 343.760578][ T2812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 343.760926][ T2812] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 343.761242][ T2812] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 343.761731][ T2812] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 343.762066][ T2812] netif_set_mtu (net/core/dev.c:9652) 
[ 343.762395][ T2812] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 343.762735][ T2812] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 343.763181][ T2812] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 343.763431][ T2812] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 343.763887][ T2812] br_add_if (net/bridge/br_if.c:697) bridge 
[ 343.764244][ T2812] do_set_master (net/core/rtnetlink.c:2948) 
[ 343.764611][ T2812] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 343.764923][ T2812] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 343.765311][ T2812] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 343.765676][ T2812] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 343.765986][ T2812] ? __kernel_text_address (kernel/extable.c:79) 
[ 343.766329][ T2812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 343.766699][ T2812] ? __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) 
[ 343.767007][ T2812] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 343.767405][ T2812] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 343.767740][ T2812] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 343.768070][ T2812] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 343.768406][ T2812] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 343.768732][ T2812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 343.769040][ T2812] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 343.769366][ T2812] ? __create_object (mm/kmemleak.c:771) 
[ 343.769690][ T2812] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 343.769999][ T2812] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 343.770308][ T2812] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 343.770732][ T2812] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 343.771053][ T2812] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 343.771369][ T2812] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 343.771719][ T2812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 343.772038][ T2812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 343.772365][ T2812] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 343.772687][ T2812] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 343.772995][ T2812] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 343.773313][ T2812] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 343.773676][ T2812] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 343.773988][ T2812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 343.774298][ T2812] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 343.774650][ T2812] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 343.774957][ T2812] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 343.775274][ T2812] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 343.775647][ T2812] ? 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) 
[ 343.776051][ T2812] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 343.776392][ T2812] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 343.776739][ T2812] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 343.777067][ T2812] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 343.777436][ T2812] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 343.777779][ T2812] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 343.778118][ T2812] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 343.778558][ T2812] ___sys_sendmsg (net/socket.c:2670) 
[ 343.778883][ T2812] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 343.779208][ T2812] ? __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) 
[ 343.779647][ T2812] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 343.779972][ T2812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 343.780299][ T2812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 343.780668][ T2812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 343.780993][ T2812] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 343.781403][ T2812] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 343.781764][ T2812] __sys_sendmsg (net/socket.c:2700) 
[ 343.782085][ T2812] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 343.782512][ T2812] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 343.782850][ T2812] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 343.783199][ T2812] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 343.783555][ T2812] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  343.783959][ T2812] RIP: 0033:0x7fa9783f21e7
[ 343.784293][ T2812] 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)
[  343.785515][ T2812] RSP: 002b:00007fff89c86c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  343.786023][ T2812] RAX: ffffffffffffffda RBX: 00007fff89c87340 RCX: 00007fa9783f21e7
[  343.786538][ T2812] RDX: 0000000000000000 RSI: 00007fff89c86c80 RDI: 0000000000000005
[  343.786996][ T2812] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  343.787498][ T2812] R10: 000000000ed6c910 R11: 0000000000000246 R12: 0000000000000004
[  343.787975][ T2812] R13: 00000000686e36ae R14: 0000000000499600 R15: 0000000000000000
| [  357.285586][ T2839] ------------[ cut here ]------------
| [ 357.285934][ T2839] WARNING: CPU: 3 PID: 2839 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) 
| [  357.286933][ T2839] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  357.288321][ T2839] Tainted: [W]=WARN
[  357.288568][ T2839] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 357.288952][ T2839] 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) 
[ 357.289271][ T2839] 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
[  357.290387][ T2839] RSP: 0018:ffffc900057e6f70 EFLAGS: 00010246
[  357.290812][ T2839] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  357.291335][ T2839] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  357.291834][ T2839] RBP: ffffc900057e7058 R08: 0000000000000000 R09: 0000000000000000
[  357.292295][ T2839] R10: ffffc900057e7088 R11: ffffffffb7d79160 R12: 1ffff92000afcdf2
[  357.292768][ T2839] R13: 00000000000005dc R14: ffffc900057e7088 R15: ffff888009752f08
[  357.293236][ T2839] FS:  00007f62c8f45800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  357.293796][ T2839] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  357.294244][ T2839] CR2: 00000000004e5ce0 CR3: 000000000515c003 CR4: 0000000000772ef0
[  357.294760][ T2839] PKRU: 55555554
[  357.295007][ T2839] Call Trace:
[  357.295252][ T2839]  <TASK>
[ 357.295414][ T2839] ? __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) 
[ 357.295830][ T2839] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 357.296199][ T2839] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 357.296538][ T2839] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 357.296875][ T2839] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 357.297226][ T2839] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 357.297562][ T2839] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 357.297884][ T2839] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 357.298213][ T2839] ? ___sys_sendmsg (net/socket.c:2670) 
[ 357.298557][ T2839] ? __sys_sendmsg (net/socket.c:2700) 
[ 357.298878][ T2839] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 357.299200][ T2839] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 357.299607][ T2839] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 357.299948][ T2839] netif_set_mtu (net/core/dev.c:9652) 
[ 357.300272][ T2839] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 357.300619][ T2839] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 357.300864][ T2839] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 357.301307][ T2839] br_del_if (net/bridge/br_if.c:743) bridge 
[ 357.301692][ T2839] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 357.302020][ T2839] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 357.302344][ T2839] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 357.302707][ T2839] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 357.303114][ T2839] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 357.303437][ T2839] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 357.303789][ T2839] ? __kernel_text_address (kernel/extable.c:79) 
[ 357.304113][ T2839] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 357.304438][ T2839] ? __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) 
[ 357.304772][ T2839] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 357.305181][ T2839] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 357.305514][ T2839] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 357.305838][ T2839] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 357.306160][ T2839] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 357.306510][ T2839] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 357.306837][ T2839] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 357.307157][ T2839] ? __create_object (mm/kmemleak.c:771) 
[ 357.307501][ T2839] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 357.307826][ T2839] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 357.308147][ T2839] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 357.308560][ T2839] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 357.308893][ T2839] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 357.309221][ T2839] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 357.309551][ T2839] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 357.309877][ T2839] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 357.310201][ T2839] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 357.310540][ T2839] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 357.310863][ T2839] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 357.311183][ T2839] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 357.311518][ T2839] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 357.311860][ T2839] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 357.312185][ T2839] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 357.312512][ T2839] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 357.312841][ T2839] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 357.313174][ T2839] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 357.313501][ T2839] ? 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) 
[ 357.313827][ T2839] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 357.314150][ T2839] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 357.314526][ T2839] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 357.314869][ T2839] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 357.315217][ T2839] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 357.315551][ T2839] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 357.315889][ T2839] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 357.316238][ T2839] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 357.316564][ T2839] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 357.316977][ T2839] ___sys_sendmsg (net/socket.c:2670) 
[ 357.317277][ T2839] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 357.317603][ T2839] ? __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) 
[ 357.317994][ T2839] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 357.318301][ T2839] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 357.318632][ T2839] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 357.318949][ T2839] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 357.319254][ T2839] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 357.319569][ T2839] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 357.319892][ T2839] __sys_sendmsg (net/socket.c:2700) 
[ 357.320197][ T2839] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 357.320583][ T2839] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 357.320900][ T2839] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 357.321211][ T2839] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 357.321528][ T2839] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  357.321925][ T2839] RIP: 0033:0x7f62c91121e7
[ 357.322248][ T2839] 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)
[  357.323365][ T2839] RSP: 002b:00007fff426a4fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  357.323845][ T2839] RAX: ffffffffffffffda RBX: 00007fff426a56e0 RCX: 00007f62c91121e7
[  357.324309][ T2839] RDX: 0000000000000000 RSI: 00007fff426a5020 RDI: 0000000000000005
[  357.324776][ T2839] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  357.325232][ T2839] R10: 00007f62c900fee8 R11: 0000000000000246 R12: 0000000000000003
[  357.325705][ T2839] R13: 00000000686e36bb R14: 0000000000499600 R15: 0000000000000000
| [  360.806030][ T2937] ------------[ cut here ]------------
| [ 360.806363][ T2937] WARNING: CPU: 2 PID: 2937 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) 
| [  360.807079][ T2937] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  360.809261][ T2937] Tainted: [W]=WARN
[  360.809562][ T2937] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 360.809985][ T2937] 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) 
[ 360.810335][ T2937] 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
[  360.811525][ T2937] RSP: 0018:ffffc90005c46ef0 EFLAGS: 00010246
[  360.811968][ T2937] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  360.812490][ T2937] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  360.812990][ T2937] RBP: ffffc90005c46fe0 R08: 0000000000000000 R09: 0000000000000000
[  360.813649][ T2937] R10: ffffc90005c47010 R11: ffffffffb86a8918 R12: 1ffff92000b88de2
[  360.814193][ T2937] R13: 00000000000005aa R14: ffffc90005c47010 R15: ffff888009752f08
[  360.814695][ T2937] FS:  00007ffbbb264800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  360.815250][ T2937] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  360.815683][ T2937] CR2: 00000000004e5ce0 CR3: 0000000004cc0004 CR4: 0000000000772ef0
[  360.816160][ T2937] PKRU: 55555554
[  360.816416][ T2937] Call Trace:
[  360.816675][ T2937]  <TASK>
[ 360.816852][ T2937] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 360.817224][ T2937] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 360.817591][ T2937] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 360.817935][ T2937] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 360.818370][ T2937] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 360.818734][ T2937] netif_set_mtu (net/core/dev.c:9652) 
[ 360.819074][ T2937] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 360.819424][ T2937] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 360.819913][ T2937] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 360.820179][ T2937] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 360.820673][ T2937] br_add_if (net/bridge/br_if.c:697) bridge 
[ 360.821065][ T2937] do_set_master (net/core/rtnetlink.c:2948) 
[ 360.821418][ T2937] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 360.821789][ T2937] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 360.822215][ T2937] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 360.822583][ T2937] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 360.822910][ T2937] ? __kernel_text_address (kernel/extable.c:79) 
[ 360.823263][ T2937] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 360.823628][ T2937] ? __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) 
[ 360.823968][ T2937] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 360.824380][ T2937] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 360.824744][ T2937] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 360.825088][ T2937] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 360.825436][ T2937] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 360.825788][ T2937] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 360.826124][ T2937] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 360.826479][ T2937] ? __create_object (mm/kmemleak.c:771) 
[ 360.826822][ T2937] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 360.827166][ T2937] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 360.827524][ T2937] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 360.828100][ T2937] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 360.828480][ T2937] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 360.828835][ T2937] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 360.829177][ T2937] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 360.829554][ T2937] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 360.829895][ T2937] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 360.830234][ T2937] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 360.830606][ T2937] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 360.830952][ T2937] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 360.831299][ T2937] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 360.831677][ T2937] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 360.832025][ T2937] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 360.832369][ T2937] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 360.832733][ T2937] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 360.833095][ T2937] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 360.833441][ T2937] ? 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) 
[ 360.833806][ T2937] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 360.834142][ T2937] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 360.834487][ T2937] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 360.834829][ T2937] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 360.835171][ T2937] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 360.835525][ T2937] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 360.835870][ T2937] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 360.836209][ T2937] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 360.836556][ T2937] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 360.836969][ T2937] ___sys_sendmsg (net/socket.c:2670) 
[ 360.837297][ T2937] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 360.837645][ T2937] ? __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) 
[ 360.838057][ T2937] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 360.838435][ T2937] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 360.838806][ T2937] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 360.839146][ T2937] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 360.839507][ T2937] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 360.839934][ T2937] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 360.840338][ T2937] __sys_sendmsg (net/socket.c:2700) 
[ 360.840691][ T2937] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 360.841098][ T2937] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 360.841467][ T2937] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 360.841843][ T2937] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 360.842201][ T2937] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  360.842660][ T2937] RIP: 0033:0x7ffbbb4311e7
[ 360.843018][ T2937] 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)
[  360.844240][ T2937] RSP: 002b:00007ffe16ff2e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  360.844774][ T2937] RAX: ffffffffffffffda RBX: 00007ffe16ff35b0 RCX: 00007ffbbb4311e7
[  360.845280][ T2937] RDX: 0000000000000000 RSI: 00007ffe16ff2ef0 RDI: 0000000000000005
[  360.845799][ T2937] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  360.846311][ T2937] R10: 00000000339e8910 R11: 0000000000000246 R12: 0000000000000004
[  360.847102][ T2937] R13: 00000000686e36bf R14: 0000000000499600 R15: 0000000000000000
| [  374.480025][ T2967] ------------[ cut here ]------------
| [ 374.480377][ T2967] WARNING: CPU: 0 PID: 2967 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) 
| [  374.482059][ T2967] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  374.483453][ T2967] Tainted: [W]=WARN
[  374.483703][ T2967] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 374.484098][ T2967] 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) 
[ 374.484425][ T2967] 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
[  374.485581][ T2967] RSP: 0018:ffffc90005cf6f70 EFLAGS: 00010246
[  374.486014][ T2967] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  374.486521][ T2967] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  374.486995][ T2967] RBP: ffffc90005cf7058 R08: 0000000000000000 R09: 0000000000000000
[  374.487482][ T2967] R10: ffffc90005cf7088 R11: ffffffffb7d79160 R12: 1ffff92000b9edf2
[  374.487955][ T2967] R13: 00000000000005dc R14: ffffc90005cf7088 R15: ffff888009752f08
[  374.488434][ T2967] FS:  00007f685d68b800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  374.488995][ T2967] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  374.489392][ T2967] CR2: 00000000004e5ce0 CR3: 000000000e9dd003 CR4: 0000000000772ef0
[  374.489881][ T2967] PKRU: 55555554
[  374.490122][ T2967] Call Trace:
[  374.490362][ T2967]  <TASK>
[ 374.490537][ T2967] ? __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) 
[ 374.490938][ T2967] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 374.491299][ T2967] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 374.491627][ T2967] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 374.491957][ T2967] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 374.492273][ T2967] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 374.492600][ T2967] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 374.492923][ T2967] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 374.493243][ T2967] ? ___sys_sendmsg (net/socket.c:2670) 
[ 374.493571][ T2967] ? __sys_sendmsg (net/socket.c:2700) 
[ 374.493882][ T2967] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 374.494196][ T2967] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 374.494599][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 374.494924][ T2967] netif_set_mtu (net/core/dev.c:9652) 
[ 374.495246][ T2967] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 374.495593][ T2967] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 374.495835][ T2967] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 374.496270][ T2967] br_del_if (net/bridge/br_if.c:743) bridge 
[ 374.496630][ T2967] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 374.496947][ T2967] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 374.497267][ T2967] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 374.497598][ T2967] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 374.498013][ T2967] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 374.498338][ T2967] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 374.498680][ T2967] ? __kernel_text_address (kernel/extable.c:79) 
[ 374.499001][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 374.499319][ T2967] ? __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) 
[ 374.499671][ T2967] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 374.500065][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 374.500395][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 374.500718][ T2967] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 374.501034][ T2967] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 374.501349][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 374.501686][ T2967] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 374.502000][ T2967] ? __create_object (mm/kmemleak.c:771) 
[ 374.502316][ T2967] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 374.502637][ T2967] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 374.502961][ T2967] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 374.503353][ T2967] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 374.503681][ T2967] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 374.504001][ T2967] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 374.504315][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 374.504650][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 374.504964][ T2967] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 374.505276][ T2967] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 374.505611][ T2967] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 374.505922][ T2967] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 374.506237][ T2967] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 374.506564][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 374.506896][ T2967] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 374.507215][ T2967] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 374.507541][ T2967] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 374.507877][ T2967] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 374.508191][ T2967] ? 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) 
[ 374.508518][ T2967] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 374.508855][ T2967] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 374.509169][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 374.509501][ T2967] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 374.509818][ T2967] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 374.510141][ T2967] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 374.510479][ T2967] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 374.510801][ T2967] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 374.511114][ T2967] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 374.511527][ T2967] ___sys_sendmsg (net/socket.c:2670) 
[ 374.511860][ T2967] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 374.512176][ T2967] ? __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) 
[ 374.512589][ T2967] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 374.512907][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 374.513230][ T2967] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 374.513557][ T2967] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 374.513872][ T2967] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 374.514185][ T2967] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 374.514518][ T2967] __sys_sendmsg (net/socket.c:2700) 
[ 374.514833][ T2967] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 374.515232][ T2967] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 374.515569][ T2967] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 374.515888][ T2967] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 374.516203][ T2967] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  374.516602][ T2967] RIP: 0033:0x7f685d8581e7
[ 374.516930][ T2967] 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)
[  374.518067][ T2967] RSP: 002b:00007ffd8848df38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  374.518556][ T2967] RAX: ffffffffffffffda RBX: 00007ffd8848e660 RCX: 00007f685d8581e7
[  374.519033][ T2967] RDX: 0000000000000000 RSI: 00007ffd8848dfa0 RDI: 0000000000000005
[  374.519517][ T2967] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  374.519987][ T2967] R10: 00007f685d755ee8 R11: 0000000000000246 R12: 0000000000000003
[  374.520473][ T2967] R13: 00000000686e36cd R14: 0000000000499600 R15: 0000000000000000
| [  378.446203][ T3070] ------------[ cut here ]------------
| [ 378.446588][ T3070] WARNING: CPU: 0 PID: 3070 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) 
| [  378.447251][ T3070] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  378.448748][ T3070] Tainted: [W]=WARN
[  378.449006][ T3070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 378.449843][ T3070] 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) 
[ 378.450211][ T3070] 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
[  378.451541][ T3070] RSP: 0018:ffffc90006146ef0 EFLAGS: 00010246
[  378.451969][ T3070] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  378.452757][ T3070] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  378.453628][ T3070] RBP: ffffc90006146fe0 R08: 0000000000000000 R09: 0000000000000000
[  378.454470][ T3070] R10: ffffc90006147010 R11: ffffffffb86a8918 R12: 1ffff92000c28de2
[  378.455307][ T3070] R13: 00000000000005aa R14: ffffc90006147010 R15: ffff888009752f08
[  378.456142][ T3070] FS:  00007f26a5f6e800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  378.457106][ T3070] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  378.457543][ T3070] CR2: 00000000004e5ce0 CR3: 000000000eac2003 CR4: 0000000000772ef0
[  378.458007][ T3070] PKRU: 55555554
[  378.458252][ T3070] Call Trace:
[  378.458496][ T3070]  <TASK>
[ 378.458658][ T3070] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 378.458969][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 378.459301][ T3070] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 378.459630][ T3070] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 378.460027][ T3070] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 378.460355][ T3070] netif_set_mtu (net/core/dev.c:9652) 
[ 378.460675][ T3070] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 378.460993][ T3070] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 378.461445][ T3070] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 378.461711][ T3070] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 378.462154][ T3070] br_add_if (net/bridge/br_if.c:697) bridge 
[ 378.462817][ T3070] do_set_master (net/core/rtnetlink.c:2948) 
[ 378.463280][ T3070] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 378.463607][ T3070] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 378.463999][ T3070] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 378.464323][ T3070] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 378.464638][ T3070] ? __kernel_text_address (kernel/extable.c:79) 
[ 378.464972][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 378.465306][ T3070] ? __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) 
[ 378.465629][ T3070] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 378.466017][ T3070] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 378.466358][ T3070] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 378.466674][ T3070] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 378.466983][ T3070] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 378.467331][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 378.467649][ T3070] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 378.467952][ T3070] ? __create_object (mm/kmemleak.c:771) 
[ 378.468326][ T3070] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 378.468646][ T3070] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 378.468954][ T3070] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 378.469348][ T3070] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 378.469672][ T3070] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 378.469997][ T3070] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 378.470321][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 378.470649][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 378.470961][ T3070] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 378.471277][ T3070] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 378.471599][ T3070] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 378.471926][ T3070] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 378.472311][ T3070] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 378.472645][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 378.472961][ T3070] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 378.473284][ T3070] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 378.473602][ T3070] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 378.473922][ T3070] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 378.474242][ T3070] ? 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) 
[ 378.474566][ T3070] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 378.474877][ T3070] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 378.475191][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 378.475521][ T3070] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 378.475831][ T3070] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 378.476142][ T3070] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 378.476470][ T3070] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 378.476795][ T3070] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 378.477103][ T3070] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 378.477520][ T3070] ___sys_sendmsg (net/socket.c:2670) 
[ 378.477830][ T3070] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 378.478139][ T3070] ? __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) 
[ 378.478544][ T3070] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 378.478858][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 378.479176][ T3070] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 378.479505][ T3070] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 378.479817][ T3070] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 378.480127][ T3070] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 378.480465][ T3070] __sys_sendmsg (net/socket.c:2700) 
[ 378.480769][ T3070] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 378.481149][ T3070] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 378.481501][ T3070] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 378.481841][ T3070] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 378.482154][ T3070] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  378.482553][ T3070] RIP: 0033:0x7f26a613b1e7
[ 378.482889][ T3070] 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)
[  378.484050][ T3070] RSP: 002b:00007ffd871c7168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  378.484529][ T3070] RAX: ffffffffffffffda RBX: 00007ffd871c7890 RCX: 00007f26a613b1e7
[  378.485013][ T3070] RDX: 0000000000000000 RSI: 00007ffd871c71d0 RDI: 0000000000000005
[  378.485507][ T3070] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  378.486002][ T3070] R10: 000000000acff910 R11: 0000000000000246 R12: 0000000000000004
[  378.486507][ T3070] R13: 00000000686e36d0 R14: 0000000000499600 R15: 0000000000000000
| [  392.086435][ T3101] ------------[ cut here ]------------
| [ 392.086817][ T3101] WARNING: CPU: 0 PID: 3101 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) 
| [  392.087503][ T3101] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  392.088889][ T3101] Tainted: [W]=WARN
[  392.089123][ T3101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 392.089571][ T3101] 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) 
[ 392.089910][ T3101] 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
[  392.091108][ T3101] RSP: 0018:ffffc90006226f70 EFLAGS: 00010246
[  392.091538][ T3101] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  392.092048][ T3101] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  392.092611][ T3101] RBP: ffffc90006227058 R08: 0000000000000000 R09: 0000000000000000
[  392.093150][ T3101] R10: ffffc90006227088 R11: ffffffffb7d79160 R12: 1ffff92000c44df2
[  392.093850][ T3101] R13: 00000000000005dc R14: ffffc90006227088 R15: ffff888009752f08
[  392.094338][ T3101] FS:  00007fa9dab22800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  392.095109][ T3101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  392.095690][ T3101] CR2: 00000000004e5ce0 CR3: 000000001021b004 CR4: 0000000000772ef0
[  392.096180][ T3101] PKRU: 55555554
[  392.096414][ T3101] Call Trace:
[  392.096879][ T3101]  <TASK>
[ 392.097044][ T3101] ? __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) 
[ 392.097430][ T3101] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 392.098010][ T3101] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 392.098328][ T3101] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 392.098691][ T3101] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 392.099012][ T3101] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 392.099350][ T3101] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 392.099672][ T3101] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 392.100015][ T3101] ? ___sys_sendmsg (net/socket.c:2670) 
[ 392.100324][ T3101] ? __sys_sendmsg (net/socket.c:2700) 
[ 392.100681][ T3101] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 392.101011][ T3101] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 392.101408][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 392.101806][ T3101] netif_set_mtu (net/core/dev.c:9652) 
[ 392.102139][ T3101] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 392.102478][ T3101] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 392.102713][ T3101] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 392.103164][ T3101] br_del_if (net/bridge/br_if.c:743) bridge 
[ 392.103536][ T3101] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 392.103849][ T3101] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 392.104177][ T3101] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 392.104513][ T3101] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 392.104919][ T3101] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 392.105244][ T3101] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 392.105564][ T3101] ? __kernel_text_address (kernel/extable.c:79) 
[ 392.105874][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 392.106189][ T3101] ? __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) 
[ 392.106507][ T3101] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 392.106894][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 392.107207][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 392.107521][ T3101] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 392.107840][ T3101] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 392.108158][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 392.108503][ T3101] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 392.108820][ T3101] ? __create_object (mm/kmemleak.c:771) 
[ 392.109146][ T3101] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 392.109479][ T3101] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 392.109798][ T3101] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 392.110199][ T3101] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 392.110540][ T3101] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 392.110867][ T3101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 392.111184][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 392.111523][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 392.111864][ T3101] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 392.112182][ T3101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 392.112531][ T3101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 392.112851][ T3101] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 392.113177][ T3101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 392.113510][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 392.113836][ T3101] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 392.114147][ T3101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 392.114477][ T3101] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 392.114798][ T3101] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 392.115114][ T3101] ? 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) 
[ 392.115427][ T3101] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 392.115750][ T3101] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 392.116062][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 392.116377][ T3101] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 392.116715][ T3101] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 392.117031][ T3101] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 392.117342][ T3101] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 392.117674][ T3101] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 392.117982][ T3101] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 392.118389][ T3101] ___sys_sendmsg (net/socket.c:2670) 
[ 392.118704][ T3101] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 392.119015][ T3101] ? __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) 
[ 392.119408][ T3101] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 392.119729][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 392.120053][ T3101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 392.120369][ T3101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 392.120702][ T3101] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 392.121014][ T3101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 392.121325][ T3101] __sys_sendmsg (net/socket.c:2700) 
[ 392.121635][ T3101] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 392.122033][ T3101] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 392.122355][ T3101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 392.122676][ T3101] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 392.122996][ T3101] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  392.123372][ T3101] RIP: 0033:0x7fa9dacef1e7
[ 392.123701][ T3101] 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)
[  392.124823][ T3101] RSP: 002b:00007ffcce4e4938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  392.125291][ T3101] RAX: ffffffffffffffda RBX: 00007ffcce4e5060 RCX: 00007fa9dacef1e7
[  392.125759][ T3101] RDX: 0000000000000000 RSI: 00007ffcce4e49a0 RDI: 0000000000000005
[  392.126221][ T3101] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  392.126699][ T3101] R10: 00007fa9dabecee8 R11: 0000000000000246 R12: 0000000000000003
[  392.127176][ T3101] R13: 00000000686e36de R14: 0000000000499600 R15: 0000000000000000
| [  393.790838][ T3137] ------------[ cut here ]------------
| [ 393.791162][ T3137] WARNING: CPU: 2 PID: 3137 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) 
| [  393.791824][ T3137] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  393.793240][ T3137] Tainted: [W]=WARN
[  393.793500][ T3137] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 393.793910][ T3137] 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) 
[ 393.794246][ T3137] 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
[  393.795374][ T3137] RSP: 0018:ffffc90006386ef0 EFLAGS: 00010246
[  393.795798][ T3137] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  393.796279][ T3137] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  393.796768][ T3137] RBP: ffffc90006386fe0 R08: 0000000000000000 R09: 0000000000000000
[  393.797243][ T3137] R10: ffffc90006387010 R11: ffffffffb86a8918 R12: 1ffff92000c70de2
[  393.797740][ T3137] R13: 0000000000000596 R14: ffffc90006387010 R15: ffff888009752f08
[  393.798253][ T3137] FS:  00007fe4e16e6800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  393.798816][ T3137] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  393.799227][ T3137] CR2: 00000000004e5de8 CR3: 000000000ebdf005 CR4: 0000000000772ef0
[  393.799728][ T3137] PKRU: 55555554
[  393.799972][ T3137] Call Trace:
[  393.800223][ T3137]  <TASK>
[ 393.800397][ T3137] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 393.800731][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 393.801062][ T3137] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 393.801386][ T3137] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 393.801810][ T3137] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 393.802139][ T3137] netif_set_mtu (net/core/dev.c:9652) 
[ 393.802478][ T3137] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 393.802817][ T3137] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 393.803305][ T3137] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 393.803578][ T3137] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 393.804022][ T3137] br_add_if (net/bridge/br_if.c:697) bridge 
[ 393.804393][ T3137] do_set_master (net/core/rtnetlink.c:2948) 
[ 393.804743][ T3137] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 393.805069][ T3137] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 393.805499][ T3137] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 393.805825][ T3137] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 393.806144][ T3137] ? __kernel_text_address (kernel/extable.c:79) 
[ 393.806481][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 393.806805][ T3137] ? __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) 
[ 393.807137][ T3137] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 393.807547][ T3137] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 393.807874][ T3137] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 393.808196][ T3137] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 393.808540][ T3137] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 393.808860][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 393.809190][ T3137] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 393.809520][ T3137] ? __create_object (mm/kmemleak.c:771) 
[ 393.809847][ T3137] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 393.810169][ T3137] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 393.810502][ T3137] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 393.810898][ T3137] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 393.811225][ T3137] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 393.811562][ T3137] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 393.811897][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 393.812233][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 393.812566][ T3137] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 393.812883][ T3137] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 393.813207][ T3137] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 393.813538][ T3137] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 393.813864][ T3137] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 393.814190][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 393.814521][ T3137] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 393.814859][ T3137] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 393.815181][ T3137] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 393.815527][ T3137] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 393.815847][ T3137] ? 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) 
[ 393.816394][ T3137] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 393.816726][ T3137] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 393.817067][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 393.817394][ T3137] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 393.817730][ T3137] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 393.818048][ T3137] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 393.818377][ T3137] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 393.818710][ T3137] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 393.819032][ T3137] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 393.819442][ T3137] ___sys_sendmsg (net/socket.c:2670) 
[ 393.819778][ T3137] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 393.820101][ T3137] ? __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) 
[ 393.820958][ T3137] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 393.821280][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 393.821617][ T3137] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 393.821980][ T3137] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 393.822303][ T3137] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 393.822641][ T3137] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 393.822970][ T3137] __sys_sendmsg (net/socket.c:2700) 
[ 393.823290][ T3137] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 393.823693][ T3137] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 393.824025][ T3137] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 393.824351][ T3137] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 393.825127][ T3137] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  393.825573][ T3137] RIP: 0033:0x7fe4e18b31e7
[ 393.826134][ T3137] 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)
[  393.827485][ T3137] RSP: 002b:00007ffcefe37708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  393.827962][ T3137] RAX: ffffffffffffffda RBX: 00007ffcefe37e30 RCX: 00007fe4e18b31e7
[  393.828448][ T3137] RDX: 0000000000000000 RSI: 00007ffcefe37770 RDI: 0000000000000005
[  393.828929][ T3137] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  393.829403][ T3137] R10: 0000000035e78910 R11: 0000000000000246 R12: 0000000000000004
[  393.829880][ T3137] R13: 00000000686e36e0 R14: 0000000000499600 R15: 0000000000000000
| [  399.259878][ T3163] ------------[ cut here ]------------
| [ 399.260213][ T3163] WARNING: CPU: 3 PID: 3163 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) 
| [  399.260853][ T3163] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  399.262286][ T3163] Tainted: [W]=WARN
[  399.262541][ T3163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 399.262942][ T3163] 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) 
[ 399.263265][ T3163] 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
[  399.265610][ T3163] RSP: 0018:ffffc90006456f70 EFLAGS: 00010246
[  399.266018][ T3163] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  399.266644][ T3163] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  399.267109][ T3163] RBP: ffffc90006457058 R08: 0000000000000000 R09: 0000000000000000
[  399.267731][ T3163] R10: ffffc90006457088 R11: ffffffffb7d79160 R12: 1ffff92000c8adf2
[  399.268199][ T3163] R13: 00000000000005dc R14: ffffc90006457088 R15: ffff888009752f08
[  399.268863][ T3163] FS:  00007f73a4313800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  399.269406][ T3163] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  399.269836][ T3163] CR2: 00000000004e5de8 CR3: 000000000c2fd004 CR4: 0000000000772ef0
[  399.270303][ T3163] PKRU: 55555554
[  399.270546][ T3163] Call Trace:
[  399.270781][ T3163]  <TASK>
[ 399.270937][ T3163] ? __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) 
[ 399.271328][ T3163] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 399.271717][ T3163] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 399.272037][ T3163] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 399.272348][ T3163] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 399.272665][ T3163] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 399.272977][ T3163] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 399.273287][ T3163] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 399.273609][ T3163] ? ___sys_sendmsg (net/socket.c:2670) 
[ 399.273918][ T3163] ? __sys_sendmsg (net/socket.c:2700) 
[ 399.274226][ T3163] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 399.274551][ T3163] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 399.274941][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.275267][ T3163] netif_set_mtu (net/core/dev.c:9652) 
[ 399.275595][ T3163] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 399.275922][ T3163] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 399.276156][ T3163] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 399.276591][ T3163] br_del_if (net/bridge/br_if.c:743) bridge 
[ 399.276937][ T3163] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 399.277252][ T3163] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 399.277579][ T3163] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 399.277937][ T3163] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 399.278349][ T3163] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 399.278690][ T3163] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 399.279018][ T3163] ? __kernel_text_address (kernel/extable.c:79) 
[ 399.279349][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.279693][ T3163] ? __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) 
[ 399.280015][ T3163] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 399.280417][ T3163] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 399.280750][ T3163] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 399.281072][ T3163] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 399.281421][ T3163] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 399.281759][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.282072][ T3163] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 399.282379][ T3163] ? __create_object (mm/kmemleak.c:771) 
[ 399.282710][ T3163] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 399.283022][ T3163] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 399.283333][ T3163] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 399.283732][ T3163] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 399.284052][ T3163] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 399.284373][ T3163] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 399.284697][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.285013][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.285325][ T3163] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 399.285639][ T3163] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 399.285948][ T3163] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 399.286255][ T3163] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 399.286579][ T3163] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 399.286893][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.287205][ T3163] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 399.287523][ T3163] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 399.287835][ T3163] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 399.288154][ T3163] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 399.288469][ T3163] ? 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) 
[ 399.288780][ T3163] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 399.289094][ T3163] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 399.289398][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.289736][ T3163] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 399.290048][ T3163] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 399.290355][ T3163] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 399.290685][ T3163] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 399.290994][ T3163] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 399.291304][ T3163] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 399.291720][ T3163] ___sys_sendmsg (net/socket.c:2670) 
[ 399.292028][ T3163] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 399.292335][ T3163] ? __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) 
[ 399.292733][ T3163] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 399.293046][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.293358][ T3163] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 399.293685][ T3163] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 399.293999][ T3163] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 399.294311][ T3163] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 399.294644][ T3163] __sys_sendmsg (net/socket.c:2700) 
[ 399.294951][ T3163] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 399.295337][ T3163] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 399.295667][ T3163] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 399.295987][ T3163] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 399.296295][ T3163] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  399.296725][ T3163] RIP: 0033:0x7f73a44e01e7
[ 399.297044][ T3163] 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)
[  399.298149][ T3163] RSP: 002b:00007ffff9e4dc18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  399.298661][ T3163] RAX: ffffffffffffffda RBX: 00007ffff9e4e340 RCX: 00007f73a44e01e7
[  399.299129][ T3163] RDX: 0000000000000000 RSI: 00007ffff9e4dc80 RDI: 0000000000000005
[  399.299620][ T3163] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  399.300085][ T3163] R10: 00007f73a43ddee8 R11: 0000000000000246 R12: 0000000000000003
[  399.300587][ T3163] R13: 00000000686e36e5 R14: 0000000000499600 R15: 0000000000000000
| [  401.529365][ T3232] ------------[ cut here ]------------
| [ 401.529716][ T3232] WARNING: CPU: 0 PID: 3232 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) 
| [  401.530384][ T3232] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  401.531890][ T3232] Tainted: [W]=WARN
[  401.532150][ T3232] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 401.532587][ T3232] 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) 
[ 401.532948][ T3232] 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
[  401.534149][ T3232] RSP: 0018:ffffc900066e6ef0 EFLAGS: 00010246
[  401.534577][ T3232] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  401.535073][ T3232] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  401.535609][ T3232] RBP: ffffc900066e6fe0 R08: 0000000000000000 R09: 0000000000000000
[  401.536122][ T3232] R10: ffffc900066e7010 R11: ffffffffb86a8918 R12: 1ffff92000cdcde2
[  401.536626][ T3232] R13: 0000000000000596 R14: ffffc900066e7010 R15: ffff888009752f08
[  401.537129][ T3232] FS:  00007fb7dd94b800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  401.537746][ T3232] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  401.538170][ T3232] CR2: 00000000004e5de8 CR3: 0000000011629006 CR4: 0000000000772ef0
[  401.538667][ T3232] PKRU: 55555554
[  401.538916][ T3232] Call Trace:
[  401.539168][ T3232]  <TASK>
[ 401.539334][ T3232] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 401.539689][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 401.540033][ T3232] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 401.540374][ T3232] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 401.540818][ T3232] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 401.541151][ T3232] netif_set_mtu (net/core/dev.c:9652) 
[ 401.541494][ T3232] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 401.541864][ T3232] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 401.542339][ T3232] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 401.542592][ T3232] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 401.543053][ T3232] br_add_if (net/bridge/br_if.c:697) bridge 
[ 401.543412][ T3232] do_set_master (net/core/rtnetlink.c:2948) 
[ 401.543744][ T3232] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 401.544059][ T3232] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 401.544470][ T3232] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 401.544813][ T3232] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 401.545159][ T3232] ? __kernel_text_address (kernel/extable.c:79) 
[ 401.545499][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 401.545830][ T3232] ? __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) 
[ 401.546148][ T3232] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 401.546551][ T3232] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 401.546880][ T3232] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 401.547192][ T3232] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 401.547517][ T3232] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 401.547841][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 401.548155][ T3232] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 401.548516][ T3232] ? __create_object (mm/kmemleak.c:771) 
[ 401.548831][ T3232] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 401.549159][ T3232] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 401.549501][ T3232] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 401.549908][ T3232] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 401.550315][ T3232] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 401.550678][ T3232] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 401.551006][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 401.551340][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 401.551667][ T3232] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 401.551999][ T3232] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 401.552323][ T3232] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 401.552649][ T3232] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 401.553003][ T3232] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 401.553328][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 401.553660][ T3232] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 401.553978][ T3232] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 401.554314][ T3232] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 401.554668][ T3232] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 401.554995][ T3232] ? 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) 
[ 401.555319][ T3232] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 401.555665][ T3232] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 401.555999][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 401.556330][ T3232] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 401.556663][ T3232] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 401.556979][ T3232] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 401.557300][ T3232] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 401.557646][ T3232] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 401.557980][ T3232] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 401.558388][ T3232] ___sys_sendmsg (net/socket.c:2670) 
[ 401.558723][ T3232] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 401.559056][ T3232] ? __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) 
[ 401.559476][ T3232] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 401.559807][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 401.560140][ T3232] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 401.560511][ T3232] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 401.560834][ T3232] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 401.561152][ T3232] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 401.561505][ T3232] __sys_sendmsg (net/socket.c:2700) 
[ 401.561836][ T3232] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 401.562261][ T3232] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 401.562607][ T3232] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 401.562943][ T3232] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 401.563274][ T3232] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  401.563690][ T3232] RIP: 0033:0x7fb7ddb181e7
[ 401.564019][ T3232] 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)
[  401.565220][ T3232] RSP: 002b:00007ffe7dc71618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  401.565723][ T3232] RAX: ffffffffffffffda RBX: 00007ffe7dc71d40 RCX: 00007fb7ddb181e7
[  401.566198][ T3232] RDX: 0000000000000000 RSI: 00007ffe7dc71680 RDI: 0000000000000005
[  401.566698][ T3232] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  401.567175][ T3232] R10: 000000000a037910 R11: 0000000000000246 R12: 0000000000000004
[  401.567684][ T3232] R13: 00000000686e36e8 R14: 0000000000499600 R15: 0000000000000000
| [  414.927027][ T3259] ------------[ cut here ]------------
| [ 414.927359][ T3259] WARNING: CPU: 0 PID: 3259 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) 
| [  414.927983][ T3259] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  414.929356][ T3259] Tainted: [W]=WARN
[  414.929603][ T3259] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 414.930005][ T3259] 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) 
[ 414.930319][ T3259] 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
[  414.932004][ T3259] RSP: 0018:ffffc900067e6f70 EFLAGS: 00010246
[  414.932397][ T3259] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  414.932872][ T3259] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  414.933329][ T3259] RBP: ffffc900067e7058 R08: 0000000000000000 R09: 0000000000000000
[  414.933833][ T3259] R10: ffffc900067e7088 R11: ffffffffb7d79160 R12: 1ffff92000cfcdf2
[  414.934292][ T3259] R13: 00000000000005dc R14: ffffc900067e7088 R15: ffff888009752f08
[  414.934765][ T3259] FS:  00007f28a9191800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  414.935328][ T3259] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  414.935724][ T3259] CR2: 00000000004e5de8 CR3: 0000000004e93003 CR4: 0000000000772ef0
[  414.936189][ T3259] PKRU: 55555554
[  414.936421][ T3259] Call Trace:
[  414.936665][ T3259]  <TASK>
[ 414.936827][ T3259] ? __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) 
[ 414.937218][ T3259] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 414.937588][ T3259] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 414.937899][ T3259] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 414.938204][ T3259] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 414.938522][ T3259] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 414.938832][ T3259] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 414.939154][ T3259] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 414.939496][ T3259] ? ___sys_sendmsg (net/socket.c:2670) 
[ 414.939802][ T3259] ? __sys_sendmsg (net/socket.c:2700) 
[ 414.940106][ T3259] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 414.940413][ T3259] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 414.940809][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 414.941130][ T3259] netif_set_mtu (net/core/dev.c:9652) 
[ 414.941483][ T3259] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 414.941828][ T3259] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 414.942061][ T3259] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 414.942501][ T3259] br_del_if (net/bridge/br_if.c:743) bridge 
[ 414.942842][ T3259] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 414.943149][ T3259] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 414.943476][ T3259] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 414.943791][ T3259] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 414.944185][ T3259] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 414.944500][ T3259] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 414.944805][ T3259] ? __kernel_text_address (kernel/extable.c:79) 
[ 414.945112][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 414.945422][ T3259] ? __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) 
[ 414.945743][ T3259] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 414.946126][ T3259] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 414.946449][ T3259] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 414.946771][ T3259] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 414.947076][ T3259] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 414.947382][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 414.947702][ T3259] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 414.948005][ T3259] ? __create_object (mm/kmemleak.c:771) 
[ 414.948315][ T3259] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 414.948634][ T3259] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 414.948951][ T3259] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 414.949330][ T3259] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 414.949648][ T3259] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 414.949959][ T3259] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 414.950293][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 414.950626][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 414.950936][ T3259] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 414.951265][ T3259] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 414.951814][ T3259] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 414.952351][ T3259] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 414.952900][ T3259] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 414.953449][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 414.954022][ T3259] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 414.954578][ T3259] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 414.955116][ T3259] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 414.955669][ T3259] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 414.956190][ T3259] ? 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) 
[ 414.956735][ T3259] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 414.957146][ T3259] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 414.957621][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 414.958109][ T3259] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 414.958613][ T3259] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 414.959131][ T3259] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 414.959714][ T3259] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 414.960266][ T3259] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 414.960820][ T3259] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 414.961477][ T3259] ___sys_sendmsg (net/socket.c:2670) 
[ 414.961804][ T3259] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 414.962109][ T3259] ? __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) 
[ 414.962555][ T3259] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 414.962867][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 414.963183][ T3259] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 414.963520][ T3259] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 414.963825][ T3259] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 414.964128][ T3259] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 414.964451][ T3259] __sys_sendmsg (net/socket.c:2700) 
[ 414.964775][ T3259] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 414.965154][ T3259] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 414.965497][ T3259] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 414.965974][ T3259] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 414.966414][ T3259] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  414.967061][ T3259] RIP: 0033:0x7f28a935e1e7
[ 414.967639][ T3259] 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)
[  414.969488][ T3259] RSP: 002b:00007fff2df1dca8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  414.970272][ T3259] RAX: ffffffffffffffda RBX: 00007fff2df1e3d0 RCX: 00007f28a935e1e7
[  414.971066][ T3259] RDX: 0000000000000000 RSI: 00007fff2df1dd10 RDI: 0000000000000005
[  414.971674][ T3259] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  414.972147][ T3259] R10: 00007f28a925bee8 R11: 0000000000000246 R12: 0000000000000003
[  414.972631][ T3259] R13: 00000000686e36f5 R14: 0000000000499600 R15: 0000000000000000
| [  417.979252][ T3347] ------------[ cut here ]------------
| [ 417.979590][ T3347] WARNING: CPU: 3 PID: 3347 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) 
| [  417.980239][ T3347] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  417.981663][ T3347] Tainted: [W]=WARN
[  417.981914][ T3347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 417.982325][ T3347] 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) 
[ 417.982743][ T3347] 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
[  417.983917][ T3347] RSP: 0018:ffffc90006bc6ef0 EFLAGS: 00010246
[  417.984313][ T3347] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  417.984816][ T3347] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  417.985290][ T3347] RBP: ffffc90006bc6fe0 R08: 0000000000000000 R09: 0000000000000000
[  417.985760][ T3347] R10: ffffc90006bc7010 R11: ffffffffb86a8918 R12: 1ffff92000d78de2
[  417.986218][ T3347] R13: 0000000000000596 R14: ffffc90006bc7010 R15: ffff888009752f08
[  417.986690][ T3347] FS:  00007f84ac14e800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  417.987223][ T3347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  417.987614][ T3347] CR2: 00000000004e5de8 CR3: 0000000011753004 CR4: 0000000000772ef0
[  417.988079][ T3347] PKRU: 55555554
[  417.988309][ T3347] Call Trace:
[  417.988565][ T3347]  <TASK>
[ 417.988735][ T3347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 417.989049][ T3347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 417.989368][ T3347] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 417.989703][ T3347] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 417.990098][ T3347] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 417.990425][ T3347] netif_set_mtu (net/core/dev.c:9652) 
[ 417.990760][ T3347] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 417.991089][ T3347] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 417.991548][ T3347] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 417.991810][ T3347] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 417.992240][ T3347] br_add_if (net/bridge/br_if.c:697) bridge 
[ 417.992643][ T3347] do_set_master (net/core/rtnetlink.c:2948) 
[ 417.992974][ T3347] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 417.993303][ T3347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 417.993771][ T3347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 417.994093][ T3347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 417.994424][ T3347] ? __kernel_text_address (kernel/extable.c:79) 
[ 417.994764][ T3347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 417.995085][ T3347] ? __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) 
[ 417.995402][ T3347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 417.995813][ T3347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 417.996131][ T3347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 417.996441][ T3347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 417.996770][ T3347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 417.997081][ T3347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 417.997390][ T3347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 417.997727][ T3347] ? __create_object (mm/kmemleak.c:771) 
[ 417.998047][ T3347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 417.998381][ T3347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 417.998700][ T3347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 417.999096][ T3347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 417.999410][ T3347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 417.999733][ T3347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 418.000046][ T3347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 418.000369][ T3347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 418.000712][ T3347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 418.001019][ T3347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 418.001328][ T3347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 418.001644][ T3347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 418.001971][ T3347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 418.002283][ T3347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 418.002603][ T3347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 418.002914][ T3347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 418.003222][ T3347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 418.003562][ T3347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 418.003869][ T3347] ? 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) 
[ 418.004178][ T3347] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 418.004498][ T3347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 418.004803][ T3347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 418.005117][ T3347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 418.005427][ T3347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 418.005744][ T3347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 418.006060][ T3347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 418.006375][ T3347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 418.006695][ T3347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 418.007090][ T3347] ___sys_sendmsg (net/socket.c:2670) 
[ 418.007400][ T3347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 418.007716][ T3347] ? __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) 
[ 418.008099][ T3347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 418.008409][ T3347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 418.008728][ T3347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 418.009265][ T3347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 418.009578][ T3347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 418.009889][ T3347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 418.010201][ T3347] __sys_sendmsg (net/socket.c:2700) 
[ 418.010735][ T3347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 418.011121][ T3347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 418.011437][ T3347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 418.011765][ T3347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 418.012300][ T3347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  418.012688][ T3347] RIP: 0033:0x7f84ac31b1e7
[ 418.013003][ T3347] 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)
[  418.014466][ T3347] RSP: 002b:00007ffdb3c01a98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  418.014933][ T3347] RAX: ffffffffffffffda RBX: 00007ffdb3c021c0 RCX: 00007f84ac31b1e7
[  418.015665][ T3347] RDX: 0000000000000000 RSI: 00007ffdb3c01b00 RDI: 0000000000000005
[  418.016135][ T3347] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  418.016625][ T3347] R10: 000000003290d910 R11: 0000000000000246 R12: 0000000000000004
[  418.017083][ T3347] R13: 00000000686e36f8 R14: 0000000000499600 R15: 0000000000000000
| [  431.363651][ T3374] ------------[ cut here ]------------
| [ 431.363988][ T3374] WARNING: CPU: 0 PID: 3374 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) 
| [  431.365549][ T3374] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  431.367044][ T3374] Tainted: [W]=WARN
[  431.367313][ T3374] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 431.367747][ T3374] 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) 
[ 431.368084][ T3374] 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
[  431.369251][ T3374] RSP: 0018:ffffc90006cc6f70 EFLAGS: 00010246
[  431.369676][ T3374] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  431.370173][ T3374] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  431.370664][ T3374] RBP: ffffc90006cc7058 R08: 0000000000000000 R09: 0000000000000000
[  431.371159][ T3374] R10: ffffc90006cc7088 R11: ffffffffb7d79160 R12: 1ffff92000d98df2
[  431.371657][ T3374] R13: 00000000000005dc R14: ffffc90006cc7088 R15: ffff888009752f08
[  431.372164][ T3374] FS:  00007fc26d4cf800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  431.372754][ T3374] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  431.373175][ T3374] CR2: 00000000004e5de8 CR3: 0000000012426005 CR4: 0000000000772ef0
[  431.373673][ T3374] PKRU: 55555554
[  431.373919][ T3374] Call Trace:
[  431.374173][ T3374]  <TASK>
[ 431.374336][ T3374] ? __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) 
[ 431.374774][ T3374] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 431.375158][ T3374] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 431.375492][ T3374] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 431.375829][ T3374] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 431.376154][ T3374] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 431.376535][ T3374] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 431.376861][ T3374] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 431.377206][ T3374] ? ___sys_sendmsg (net/socket.c:2670) 
[ 431.377605][ T3374] ? __sys_sendmsg (net/socket.c:2700) 
[ 431.377929][ T3374] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 431.378247][ T3374] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 431.378684][ T3374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 431.379015][ T3374] netif_set_mtu (net/core/dev.c:9652) 
[ 431.379337][ T3374] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 431.379689][ T3374] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 431.379932][ T3374] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 431.380376][ T3374] br_del_if (net/bridge/br_if.c:743) bridge 
[ 431.380741][ T3374] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 431.381062][ T3374] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 431.381382][ T3374] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 431.381729][ T3374] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 431.382202][ T3374] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 431.382588][ T3374] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 431.382927][ T3374] ? __kernel_text_address (kernel/extable.c:79) 
[ 431.383264][ T3374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 431.383614][ T3374] ? __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) 
[ 431.383960][ T3374] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 431.384389][ T3374] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 431.384748][ T3374] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 431.385104][ T3374] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 431.385446][ T3374] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 431.385798][ T3374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 431.386140][ T3374] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 431.386511][ T3374] ? __create_object (mm/kmemleak.c:771) 
[ 431.386858][ T3374] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 431.387206][ T3374] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 431.387563][ T3374] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 431.387984][ T3374] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 431.388330][ T3374] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 431.388687][ T3374] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 431.389027][ T3374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 431.389372][ T3374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 431.389720][ T3374] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 431.390057][ T3374] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 431.390401][ T3374] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 431.390742][ T3374] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 431.391083][ T3374] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 431.391427][ T3374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 431.391800][ T3374] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 431.392170][ T3374] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 431.392490][ T3374] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 431.392817][ T3374] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 431.393141][ T3374] ? 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) 
[ 431.393451][ T3374] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 431.393809][ T3374] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 431.394131][ T3374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 431.394473][ T3374] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 431.394786][ T3374] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 431.395102][ T3374] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 431.395421][ T3374] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 431.395753][ T3374] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 431.396065][ T3374] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 431.396468][ T3374] ___sys_sendmsg (net/socket.c:2670) 
[ 431.396775][ T3374] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 431.397097][ T3374] ? __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) 
[ 431.397501][ T3374] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 431.397818][ T3374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 431.398128][ T3374] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 431.398446][ T3374] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 431.398770][ T3374] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 431.399081][ T3374] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 431.399404][ T3374] __sys_sendmsg (net/socket.c:2700) 
[ 431.399723][ T3374] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 431.400111][ T3374] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 431.400435][ T3374] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 431.400761][ T3374] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 431.401070][ T3374] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  431.401467][ T3374] RIP: 0033:0x7fc26d69c1e7
[ 431.401804][ T3374] 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)
[  431.402917][ T3374] RSP: 002b:00007ffd1eec8bc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  431.403388][ T3374] RAX: ffffffffffffffda RBX: 00007ffd1eec92f0 RCX: 00007fc26d69c1e7
[  431.403856][ T3374] RDX: 0000000000000000 RSI: 00007ffd1eec8c30 RDI: 0000000000000005
[  431.404354][ T3374] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  431.404833][ T3374] R10: 00007fc26d599ee8 R11: 0000000000000246 R12: 0000000000000003
[  431.405296][ T3374] R13: 00000000686e3705 R14: 0000000000499600 R15: 0000000000000000
| [  435.011628][ T3473] ------------[ cut here ]------------
| [ 435.011985][ T3473] WARNING: CPU: 3 PID: 3473 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) 
| [  435.012672][ T3473] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  435.014871][ T3473] Tainted: [W]=WARN
[  435.015138][ T3473] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 435.015574][ T3473] 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) 
[ 435.015924][ T3473] 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
[  435.017111][ T3473] RSP: 0018:ffffc90007146ef0 EFLAGS: 00010246
[  435.017525][ T3473] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  435.018023][ T3473] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  435.018520][ T3473] RBP: ffffc90007146fe0 R08: 0000000000000000 R09: 0000000000000000
[  435.019004][ T3473] R10: ffffc90007147010 R11: ffffffffb86a8918 R12: 1ffff92000e28de2
[  435.019497][ T3473] R13: 0000000000000596 R14: ffffc90007147010 R15: ffff888009752f08
[  435.020010][ T3473] FS:  00007f8ea8a87800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  435.020631][ T3473] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  435.021042][ T3473] CR2: 00000000004e5de8 CR3: 000000000f41e004 CR4: 0000000000772ef0
[  435.021533][ T3473] PKRU: 55555554
[  435.021801][ T3473] Call Trace:
[  435.022047][ T3473]  <TASK>
[ 435.022214][ T3473] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 435.022565][ T3473] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 435.022899][ T3473] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 435.023226][ T3473] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 435.023642][ T3473] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 435.023970][ T3473] netif_set_mtu (net/core/dev.c:9652) 
[ 435.024343][ T3473] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 435.024708][ T3473] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 435.025191][ T3473] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 435.025447][ T3473] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 435.025909][ T3473] br_add_if (net/bridge/br_if.c:697) bridge 
[ 435.026280][ T3473] do_set_master (net/core/rtnetlink.c:2948) 
[ 435.026617][ T3473] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 435.026993][ T3473] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 435.027417][ T3473] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 435.027752][ T3473] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 435.028077][ T3473] ? __kernel_text_address (kernel/extable.c:79) 
[ 435.028437][ T3473] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 435.028783][ T3473] ? __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) 
[ 435.029113][ T3473] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 435.029530][ T3473] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 435.029865][ T3473] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 435.030218][ T3473] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 435.030550][ T3473] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 435.030881][ T3473] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 435.031205][ T3473] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 435.031538][ T3473] ? __create_object (mm/kmemleak.c:771) 
[ 435.031897][ T3473] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 435.032254][ T3473] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 435.032599][ T3473] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 435.033004][ T3473] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 435.033339][ T3473] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 435.033690][ T3473] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 435.034020][ T3473] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 435.034380][ T3473] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 435.034721][ T3473] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 435.035050][ T3473] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 435.035378][ T3473] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 435.035711][ T3473] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 435.036040][ T3473] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 435.036403][ T3473] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 435.036745][ T3473] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 435.037071][ T3473] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 435.037401][ T3473] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 435.037743][ T3473] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 435.038069][ T3473] ? 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) 
[ 435.038393][ T3473] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 435.038729][ T3473] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 435.039051][ T3473] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 435.039379][ T3473] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 435.039722][ T3473] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 435.040048][ T3473] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 435.040409][ T3473] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 435.040748][ T3473] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 435.041071][ T3473] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 435.041488][ T3473] ___sys_sendmsg (net/socket.c:2670) 
[ 435.041834][ T3473] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 435.042165][ T3473] ? __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) 
[ 435.042596][ T3473] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 435.042926][ T3473] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 435.043254][ T3473] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 435.043588][ T3473] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 435.044138][ T3473] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 435.044517][ T3473] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 435.044864][ T3473] __sys_sendmsg (net/socket.c:2700) 
[ 435.045444][ T3473] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 435.045868][ T3473] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 435.046208][ T3473] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 435.046769][ T3473] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 435.047355][ T3473] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  435.047771][ T3473] RIP: 0033:0x7f8ea8c541e7
[ 435.048347][ T3473] 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)
[  435.049850][ T3473] RSP: 002b:00007ffdd5d24348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  435.050674][ T3473] RAX: ffffffffffffffda RBX: 00007ffdd5d24a70 RCX: 00007f8ea8c541e7
[  435.051876][ T3473] RDX: 0000000000000000 RSI: 00007ffdd5d243b0 RDI: 0000000000000005
[  435.052376][ T3473] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  435.053098][ T3473] R10: 000000001f13d910 R11: 0000000000000246 R12: 0000000000000004
[  435.053823][ T3473] R13: 00000000686e3709 R14: 0000000000499600 R15: 0000000000000000
| [  448.665291][ T3504] ------------[ cut here ]------------
| [ 448.665671][ T3504] WARNING: CPU: 2 PID: 3504 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) 
| [  448.666297][ T3504] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  448.667742][ T3504] Tainted: [W]=WARN
[  448.668000][ T3504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 448.668447][ T3504] 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) 
[ 448.669668][ T3504] 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
[  448.670787][ T3504] RSP: 0018:ffffc90007206f70 EFLAGS: 00010246
[  448.671188][ T3504] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  448.671693][ T3504] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  448.672186][ T3504] RBP: ffffc90007207058 R08: 0000000000000000 R09: 0000000000000000
[  448.672712][ T3504] R10: ffffc90007207088 R11: ffffffffb7d79160 R12: 1ffff92000e40df2
[  448.673186][ T3504] R13: 00000000000005dc R14: ffffc90007207088 R15: ffff888009752f08
[  448.673677][ T3504] FS:  00007ff54937b800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  448.674239][ T3504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  448.674654][ T3504] CR2: 00000000004e5de8 CR3: 000000000a5ed005 CR4: 0000000000772ef0
[  448.675126][ T3504] PKRU: 55555554
[  448.675370][ T3504] Call Trace:
[  448.675640][ T3504]  <TASK>
[ 448.675813][ T3504] ? __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) 
[ 448.676250][ T3504] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 448.676894][ T3504] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 448.677426][ T3504] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 448.677998][ T3504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 448.678576][ T3504] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 448.679129][ T3504] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 448.679712][ T3504] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 448.680287][ T3504] ? ___sys_sendmsg (net/socket.c:2670) 
[ 448.680862][ T3504] ? __sys_sendmsg (net/socket.c:2700) 
[ 448.681404][ T3504] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 448.681995][ T3504] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 448.682697][ T3504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.683274][ T3504] netif_set_mtu (net/core/dev.c:9652) 
[ 448.683844][ T3504] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 448.684295][ T3504] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 448.684716][ T3504] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 448.685422][ T3504] br_del_if (net/bridge/br_if.c:743) bridge 
[ 448.686079][ T3504] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 448.686673][ T3504] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 448.687248][ T3504] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 448.687871][ T3504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 448.688607][ T3504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 448.689186][ T3504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 448.689777][ T3504] ? __kernel_text_address (kernel/extable.c:79) 
[ 448.690345][ T3504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.690942][ T3504] ? __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) 
[ 448.691546][ T3504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 448.692310][ T3504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 448.692907][ T3504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 448.693505][ T3504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 448.694073][ T3504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 448.694673][ T3504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.695245][ T3504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 448.695841][ T3504] ? __create_object (mm/kmemleak.c:771) 
[ 448.696412][ T3504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 448.696999][ T3504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 448.697529][ T3504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 448.698202][ T3504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 448.698796][ T3504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 448.699362][ T3504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 448.699952][ T3504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.700534][ T3504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.701107][ T3504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 448.701691][ T3504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 448.702301][ T3504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 448.702887][ T3504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 448.703522][ T3504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 448.704118][ T3504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.704701][ T3504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 448.705251][ T3504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 448.705844][ T3504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 448.706419][ T3504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 448.707007][ T3504] ? 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) 
[ 448.707612][ T3504] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 448.708185][ T3504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 448.708767][ T3504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.709347][ T3504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 448.709944][ T3504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 448.710527][ T3504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 448.711108][ T3504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 448.711724][ T3504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 448.712302][ T3504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 448.713019][ T3504] ___sys_sendmsg (net/socket.c:2670) 
[ 448.713585][ T3504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 448.714157][ T3504] ? __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) 
[ 448.714866][ T3504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 448.715440][ T3504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.716060][ T3504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.716671][ T3504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.717236][ T3504] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 448.717818][ T3504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 448.718389][ T3504] __sys_sendmsg (net/socket.c:2700) 
[ 448.718956][ T3504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 448.719679][ T3504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 448.720260][ T3504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 448.720837][ T3504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 448.721385][ T3504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  448.722129][ T3504] RIP: 0033:0x7ff5495481e7
[ 448.722723][ T3504] 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)
[  448.724790][ T3504] RSP: 002b:00007ffd9b691838 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  448.725656][ T3504] RAX: ffffffffffffffda RBX: 00007ffd9b691f60 RCX: 00007ff5495481e7
[  448.726540][ T3504] RDX: 0000000000000000 RSI: 00007ffd9b6918a0 RDI: 0000000000000005
[  448.727375][ T3504] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  448.728209][ T3504] R10: 00007ff549445ee8 R11: 0000000000000246 R12: 0000000000000003
[  448.729064][ T3504] R13: 00000000686e3717 R14: 0000000000499600 R15: 0000000000000000
| [  450.460969][ T3537] ------------[ cut here ]------------
| [ 450.461374][ T3537] WARNING: CPU: 1 PID: 3537 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) 
| [  450.462105][ T3537] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  450.463716][ T3537] Tainted: [W]=WARN
[  450.463972][ T3537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 450.464407][ T3537] 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) 
[ 450.464945][ T3537] 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
[  450.466169][ T3537] RSP: 0018:ffffc900073c6ad0 EFLAGS: 00010246
[  450.466619][ T3537] RAX: 0000000000000000 RBX: ffff88800f692000 RCX: 0000000000000001
[  450.467123][ T3537] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  450.467672][ T3537] RBP: ffffc900073c6bc0 R08: 0000000000000000 R09: 0000000000000000
[  450.468176][ T3537] R10: ffffc900073c6bf0 R11: ffffffffb4b2586c R12: 1ffff92000e78d5e
[  450.468701][ T3537] R13: 00000000000005aa R14: ffffc900073c6bf0 R15: ffff88800f692f08
[  450.469207][ T3537] FS:  00007f001c0e6800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  450.469816][ T3537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  450.470248][ T3537] CR2: 00000000004e6808 CR3: 000000000def1002 CR4: 0000000000772ef0
[  450.470775][ T3537] PKRU: 55555554
[  450.471028][ T3537] Call Trace:
[  450.471293][ T3537]  <TASK>
[ 450.471487][ T3537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.471845][ T3537] ? __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) 
[ 450.472282][ T3537] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 450.472682][ T3537] ? br_device_event (net/bridge/br.c:141) bridge 
[ 450.473053][ T3537] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 450.473547][ T3537] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.474078][ T3537] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.474564][ T3537] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.474913][ T3537] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.475326][ T3537] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.475745][ T3537] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.476082][ T3537] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.476500][ T3537] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.476874][ T3537] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.477242][ T3537] ? ___sys_sendmsg (net/socket.c:2670) 
[ 450.477586][ T3537] ? __sys_sendmsg (net/socket.c:2700) 
[ 450.477928][ T3537] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.478340][ T3537] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 450.478782][ T3537] netif_set_mtu (net/core/dev.c:9652) 
[ 450.479120][ T3537] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 450.479564][ T3537] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 450.479871][ T3537] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 450.480409][ T3537] br_del_if (net/bridge/br_if.c:743) bridge 
[ 450.480860][ T3537] br_device_event (net/bridge/br.c:141) bridge 
[ 450.481293][ T3537] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 450.481823][ T3537] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 450.482242][ T3537] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.482612][ T3537] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 450.483079][ T3537] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 450.483620][ T3537] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 450.484153][ T3537] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 450.484593][ T3537] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 450.485079][ T3537] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 450.485630][ T3537] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.486027][ T3537] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.486550][ T3537] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 450.487056][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.487619][ T3537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.488013][ T3537] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 450.488407][ T3537] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 450.488812][ T3537] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 450.489208][ T3537] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.489631][ T3537] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 450.490155][ T3537] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 450.490597][ T3537] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 450.490994][ T3537] ? __kernel_text_address (kernel/extable.c:79) 
[ 450.491446][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.491952][ T3537] ? __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) 
[ 450.492443][ T3537] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 450.492939][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.493356][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.493769][ T3537] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 450.494164][ T3537] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 450.494584][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.494997][ T3537] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 450.495367][ T3537] ? __create_object (mm/kmemleak.c:771) 
[ 450.495840][ T3537] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 450.496211][ T3537] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 450.496582][ T3537] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 450.497080][ T3537] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 450.497589][ T3537] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.497950][ T3537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.498363][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.498739][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.499205][ T3537] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 450.499669][ T3537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.500033][ T3537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.500398][ T3537] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.500761][ T3537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.501117][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.501501][ T3537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.501872][ T3537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.502420][ T3537] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 450.502808][ T3537] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 450.503157][ T3537] ? 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) 
[ 450.503547][ T3537] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.503908][ T3537] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 450.504278][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.504745][ T3537] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.505169][ T3537] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 450.505560][ T3537] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 450.506066][ T3537] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.506503][ T3537] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 450.506916][ T3537] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 450.507544][ T3537] ___sys_sendmsg (net/socket.c:2670) 
[ 450.507944][ T3537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.508364][ T3537] ? __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) 
[ 450.508812][ T3537] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 450.509169][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.509689][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.510050][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.510506][ T3537] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 450.510857][ T3537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.511231][ T3537] __sys_sendmsg (net/socket.c:2700) 
[ 450.511785][ T3537] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 450.512257][ T3537] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 450.512717][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.513072][ T3537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.513521][ T3537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  450.513984][ T3537] RIP: 0033:0x7f001c2b31e7
[ 450.514445][ T3537] 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)
[  450.515845][ T3537] RSP: 002b:00007ffece028008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  450.516537][ T3537] RAX: ffffffffffffffda RBX: 00007ffece028740 RCX: 00007f001c2b31e7
[  450.517231][ T3537] RDX: 0000000000000000 RSI: 00007ffece028070 RDI: 0000000000000005
[  450.517862][ T3537] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  450.518497][ T3537] R10: 00007f001c1b0498 R11: 0000000000000246 R12: 0000000000000004
[  450.519112][ T3537] R13: 00000000686e3718 R14: 0000000000499600 R15: 0000000000000000
| [  450.557000][ T3537] ------------[ cut here ]------------
| [ 450.557398][ T3537] WARNING: CPU: 1 PID: 3537 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) 
| [  450.558103][ T3537] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  450.559710][ T3537] Tainted: [W]=WARN
[  450.559979][ T3537] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 450.560450][ T3537] 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) 
[ 450.562128][ T3537] 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
[  450.563396][ T3537] RSP: 0018:ffffc900073c6ad0 EFLAGS: 00010246
[  450.563854][ T3537] RAX: 0000000000000000 RBX: ffff88800f692000 RCX: 0000000000000001
[  450.564411][ T3537] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  450.564941][ T3537] RBP: ffffc900073c6bc0 R08: 0000000000000000 R09: 0000000000000000
[  450.565549][ T3537] R10: ffffc900073c6bf0 R11: ffffffffb7d79160 R12: 1ffff92000e78d5e
[  450.566081][ T3537] R13: 00000000000005dc R14: ffffc900073c6bf0 R15: ffff88800f692f08
[  450.566630][ T3537] FS:  00007f001c0e6800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  450.567246][ T3537] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  450.567708][ T3537] CR2: 00000000004e6808 CR3: 000000000def1002 CR4: 0000000000772ef0
[  450.568259][ T3537] PKRU: 55555554
[  450.568537][ T3537] Call Trace:
[  450.568797][ T3537]  <TASK>
[ 450.568975][ T3537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.569339][ T3537] ? __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) 
[ 450.569844][ T3537] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 450.570253][ T3537] ? br_device_event (net/bridge/br.c:141) bridge 
[ 450.570654][ T3537] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 450.571002][ T3537] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.571363][ T3537] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.571882][ T3537] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.572245][ T3537] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.572600][ T3537] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.572932][ T3537] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.573305][ T3537] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.573653][ T3537] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.573986][ T3537] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.574330][ T3537] ? ___sys_sendmsg (net/socket.c:2670) 
[ 450.574677][ T3537] ? __sys_sendmsg (net/socket.c:2700) 
[ 450.575012][ T3537] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.575357][ T3537] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 450.575798][ T3537] netif_set_mtu (net/core/dev.c:9652) 
[ 450.576146][ T3537] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 450.576535][ T3537] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 450.576789][ T3537] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 450.577282][ T3537] br_del_if (net/bridge/br_if.c:743) bridge 
[ 450.577668][ T3537] br_device_event (net/bridge/br.c:141) bridge 
[ 450.578036][ T3537] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 450.578505][ T3537] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 450.578856][ T3537] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.579197][ T3537] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 450.579751][ T3537] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 450.580297][ T3537] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 450.580854][ T3537] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 450.581291][ T3537] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 450.581828][ T3537] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 450.582355][ T3537] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 450.582771][ T3537] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 450.583245][ T3537] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 450.583709][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.584060][ T3537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.584539][ T3537] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 450.584939][ T3537] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 450.585339][ T3537] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 450.585715][ T3537] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 450.586125][ T3537] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 450.586646][ T3537] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 450.587043][ T3537] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 450.587417][ T3537] ? __kernel_text_address (kernel/extable.c:79) 
[ 450.587798][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.588161][ T3537] ? __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) 
[ 450.588553][ T3537] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 450.588990][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.589400][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.589756][ T3537] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 450.590114][ T3537] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 450.590498][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.590849][ T3537] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 450.591213][ T3537] ? __create_object (mm/kmemleak.c:771) 
[ 450.591656][ T3537] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 450.592030][ T3537] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 450.592420][ T3537] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 450.592872][ T3537] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 450.593267][ T3537] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.593794][ T3537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.594148][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.594529][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.594884][ T3537] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 450.595331][ T3537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.595720][ T3537] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.596072][ T3537] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.596479][ T3537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.596841][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.597204][ T3537] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.597598][ T3537] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.597957][ T3537] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 450.598338][ T3537] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 450.598702][ T3537] ? 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) 
[ 450.599067][ T3537] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.599429][ T3537] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 450.599799][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.600161][ T3537] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.600555][ T3537] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 450.600906][ T3537] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 450.601276][ T3537] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.601649][ T3537] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 450.602017][ T3537] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 450.602488][ T3537] ___sys_sendmsg (net/socket.c:2670) 
[ 450.602841][ T3537] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.603195][ T3537] ? __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) 
[ 450.603664][ T3537] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 450.604020][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.604413][ T3537] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.604784][ T3537] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.605135][ T3537] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 450.605578][ T3537] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.605936][ T3537] __sys_sendmsg (net/socket.c:2700) 
[ 450.606296][ T3537] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 450.606744][ T3537] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 450.607120][ T3537] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.607502][ T3537] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.607855][ T3537] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  450.608317][ T3537] RIP: 0033:0x7f001c2b31e7
[ 450.608693][ T3537] 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)
[  450.610155][ T3537] RSP: 002b:00007ffece028008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  450.610712][ T3537] RAX: ffffffffffffffda RBX: 00007ffece028740 RCX: 00007f001c2b31e7
[  450.611306][ T3537] RDX: 0000000000000000 RSI: 00007ffece028070 RDI: 0000000000000005
[  450.611969][ T3537] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  450.612530][ T3537] R10: 00007f001c1b0498 R11: 0000000000000246 R12: 0000000000000004
[  450.613063][ T3537] R13: 00000000686e3718 R14: 0000000000499600 R15: 0000000000000000
| [  451.228854][ T3542] ------------[ cut here ]------------
| [ 451.229248][ T3542] WARNING: CPU: 1 PID: 3542 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) 
| [  451.230096][ T3542] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  451.231656][ T3542] Tainted: [W]=WARN
[  451.231944][ T3542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 451.232395][ T3542] 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) 
[ 451.232771][ T3542] 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
[  451.234040][ T3542] RSP: 0018:ffffc90007406ad0 EFLAGS: 00010246
[  451.234494][ T3542] RAX: 0000000000000000 RBX: ffff888010062000 RCX: 0000000000000001
[  451.235018][ T3542] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  451.235540][ T3542] RBP: ffffc90007406bc0 R08: 0000000000000000 R09: 0000000000000000
[  451.236060][ T3542] R10: ffffc90007406bf0 R11: ffffffffb7d79160 R12: 1ffff92000e80d5e
[  451.236593][ T3542] R13: 00000000000005aa R14: ffffc90007406bf0 R15: ffff888010062f08
[  451.237121][ T3542] FS:  00007fbcebeb6800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  451.237743][ T3542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  451.238192][ T3542] CR2: 00007fad8e414b50 CR3: 00000000106f0004 CR4: 0000000000772ef0
[  451.238729][ T3542] PKRU: 55555554
[  451.238993][ T3542] Call Trace:
[  451.239255][ T3542]  <TASK>
[ 451.239432][ T3542] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 451.239793][ T3542] ? __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) 
[ 451.240235][ T3542] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 451.240650][ T3542] ? br_device_event (net/bridge/br.c:141) bridge 
[ 451.241036][ T3542] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 451.241453][ T3542] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 451.241837][ T3542] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 451.242271][ T3542] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 451.242630][ T3542] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 451.242979][ T3542] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 451.243335][ T3542] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 451.243696][ T3542] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 451.244044][ T3542] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 451.244393][ T3542] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 451.244753][ T3542] ? ___sys_sendmsg (net/socket.c:2670) 
[ 451.245104][ T3542] ? __sys_sendmsg (net/socket.c:2700) 
[ 451.245453][ T3542] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 451.245818][ T3542] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 451.246272][ T3542] netif_set_mtu (net/core/dev.c:9652) 
[ 451.246634][ T3542] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 451.246998][ T3542] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 451.247264][ T3542] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 451.247754][ T3542] br_del_if (net/bridge/br_if.c:743) bridge 
[ 451.248147][ T3542] br_device_event (net/bridge/br.c:141) bridge 
[ 451.248545][ T3542] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 451.249025][ T3542] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 451.249387][ T3542] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 451.249757][ T3542] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 451.250211][ T3542] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 451.250695][ T3542] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 451.251138][ T3542] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 451.251526][ T3542] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 451.251989][ T3542] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 451.252448][ T3542] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 451.252816][ T3542] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 451.253267][ T3542] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 451.253708][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.254092][ T3542] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.254441][ T3542] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 451.254809][ T3542] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 451.255160][ T3542] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 451.255522][ T3542] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 451.255879][ T3542] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 451.256323][ T3542] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 451.256689][ T3542] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 451.257039][ T3542] ? __kernel_text_address (kernel/extable.c:79) 
[ 451.257392][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.257754][ T3542] ? __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) 
[ 451.258105][ T3542] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 451.258553][ T3542] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.258903][ T3542] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.259259][ T3542] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 451.259608][ T3542] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 451.259947][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.260303][ T3542] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 451.260664][ T3542] ? __create_object (mm/kmemleak.c:771) 
[ 451.261020][ T3542] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 451.261372][ T3542] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 451.261737][ T3542] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 451.262176][ T3542] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 451.262535][ T3542] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 451.262894][ T3542] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 451.263249][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.263615][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.263967][ T3542] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 451.264315][ T3542] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.264685][ T3542] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 451.265037][ T3542] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 451.265389][ T3542] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 451.265753][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.266109][ T3542] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 451.266470][ T3542] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 451.266825][ T3542] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 451.267185][ T3542] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 451.267548][ T3542] ? 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) 
[ 451.267900][ T3542] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 451.268254][ T3542] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 451.268615][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.268973][ T3542] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 451.269332][ T3542] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 451.269692][ T3542] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 451.270055][ T3542] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 451.270405][ T3542] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 451.270765][ T3542] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 451.271214][ T3542] ___sys_sendmsg (net/socket.c:2670) 
[ 451.271569][ T3542] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 451.271928][ T3542] ? __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) 
[ 451.272367][ T3542] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 451.272736][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.273090][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.273447][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.273804][ T3542] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 451.274157][ T3542] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.274529][ T3542] __sys_sendmsg (net/socket.c:2700) 
[ 451.274877][ T3542] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 451.275316][ T3542] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 451.275687][ T3542] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.276039][ T3542] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 451.276388][ T3542] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  451.276833][ T3542] RIP: 0033:0x7fbcec0831e7
[ 451.277193][ T3542] 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)
[  451.278481][ T3542] RSP: 002b:00007ffc63563f48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  451.279011][ T3542] RAX: ffffffffffffffda RBX: 00007ffc63564680 RCX: 00007fbcec0831e7
[  451.279546][ T3542] RDX: 0000000000000000 RSI: 00007ffc63563fb0 RDI: 0000000000000005
[  451.280078][ T3542] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  451.280611][ T3542] R10: 00007fbcebf80498 R11: 0000000000000246 R12: 0000000000000004
[  451.281135][ T3542] R13: 00000000686e3719 R14: 0000000000499600 R15: 0000000000000000
| [  451.317198][ T3542] ------------[ cut here ]------------
| [ 451.318768][ T3542] WARNING: CPU: 1 PID: 3542 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) 
| [  451.319476][ T3542] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  451.321007][ T3542] Tainted: [W]=WARN
[  451.321275][ T3542] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 451.321743][ T3542] 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) 
[ 451.322107][ T3542] 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
[  451.323360][ T3542] RSP: 0018:ffffc90007406ad0 EFLAGS: 00010246
[  451.323813][ T3542] RAX: 0000000000000000 RBX: ffff888010062000 RCX: 0000000000000001
[  451.324340][ T3542] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  451.324877][ T3542] RBP: ffffc90007406bc0 R08: 0000000000000000 R09: 0000000000000000
[  451.325400][ T3542] R10: ffffc90007406bf0 R11: ffffffffb7d79160 R12: 1ffff92000e80d5e
[  451.325932][ T3542] R13: 00000000000005dc R14: ffffc90007406bf0 R15: ffff888010062f08
[  451.326476][ T3542] FS:  00007fbcebeb6800(0000) GS:ffff888075b37000(0000) knlGS:0000000000000000
[  451.327087][ T3542] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  451.327534][ T3542] CR2: 00007fad8e414b50 CR3: 00000000106f0004 CR4: 0000000000772ef0
[  451.328060][ T3542] PKRU: 55555554
[  451.328325][ T3542] Call Trace:
[  451.328607][ T3542]  <TASK>
[ 451.328785][ T3542] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 451.329139][ T3542] ? __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) 
[ 451.329584][ T3542] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 451.329979][ T3542] ? br_device_event (net/bridge/br.c:141) bridge 
[ 451.330361][ T3542] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 451.330722][ T3542] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 451.331081][ T3542] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 451.331523][ T3542] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 451.331888][ T3542] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 451.332237][ T3542] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 451.332612][ T3542] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 451.332986][ T3542] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 451.333337][ T3542] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 451.333701][ T3542] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 451.334054][ T3542] ? ___sys_sendmsg (net/socket.c:2670) 
[ 451.334403][ T3542] ? __sys_sendmsg (net/socket.c:2700) 
[ 451.334758][ T3542] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 451.335108][ T3542] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 451.335559][ T3542] netif_set_mtu (net/core/dev.c:9652) 
[ 451.335915][ T3542] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 451.336282][ T3542] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 451.336565][ T3542] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 451.337045][ T3542] br_del_if (net/bridge/br_if.c:743) bridge 
[ 451.337434][ T3542] br_device_event (net/bridge/br.c:141) bridge 
[ 451.337835][ T3542] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 451.338308][ T3542] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 451.338680][ T3542] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 451.339037][ T3542] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 451.339496][ T3542] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 451.339950][ T3542] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 451.340395][ T3542] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 451.340774][ T3542] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 451.341227][ T3542] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 451.341704][ T3542] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 451.342075][ T3542] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 451.342533][ T3542] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 451.342969][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.343322][ T3542] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.343687][ T3542] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 451.344037][ T3542] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 451.344397][ T3542] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 451.344762][ T3542] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 451.345116][ T3542] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 451.345567][ T3542] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 451.345917][ T3542] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 451.346267][ T3542] ? __kernel_text_address (kernel/extable.c:79) 
[ 451.346634][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.346997][ T3542] ? __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) 
[ 451.347346][ T3542] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 451.347791][ T3542] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.348143][ T3542] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.348505][ T3542] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 451.348858][ T3542] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 451.349212][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.349582][ T3542] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 451.349931][ T3542] ? __create_object (mm/kmemleak.c:771) 
[ 451.350287][ T3542] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 451.350697][ T3542] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 451.351049][ T3542] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 451.351496][ T3542] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 451.351864][ T3542] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 451.352220][ T3542] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 451.352585][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.352945][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.353332][ T3542] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 451.353701][ T3542] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.354059][ T3542] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 451.354407][ T3542] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 451.354765][ T3542] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 451.355123][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.355500][ T3542] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 451.355854][ T3542] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 451.356206][ T3542] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 451.356583][ T3542] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 451.356932][ T3542] ? 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) 
[ 451.357319][ T3542] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 451.357692][ T3542] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 451.358049][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.358407][ T3542] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 451.358773][ T3542] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 451.359124][ T3542] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 451.359494][ T3542] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 451.359852][ T3542] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 451.360227][ T3542] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 451.360694][ T3542] ___sys_sendmsg (net/socket.c:2670) 
[ 451.361048][ T3542] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 451.361438][ T3542] ? __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) 
[ 451.361902][ T3542] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 451.362262][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.362626][ T3542] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 451.362983][ T3542] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 451.363340][ T3542] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 451.363705][ T3542] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 451.364064][ T3542] __sys_sendmsg (net/socket.c:2700) 
[ 451.364415][ T3542] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 451.364866][ T3542] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 451.365238][ T3542] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 451.365643][ T3542] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 451.366008][ T3542] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  451.366443][ T3542] RIP: 0033:0x7fbcec0831e7
[ 451.366818][ T3542] 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)
[  451.368085][ T3542] RSP: 002b:00007ffc63563f48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  451.368642][ T3542] RAX: ffffffffffffffda RBX: 00007ffc63564680 RCX: 00007fbcec0831e7
[  451.369174][ T3542] RDX: 0000000000000000 RSI: 00007ffc63563fb0 RDI: 0000000000000005
[  451.369749][ T3542] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  451.370278][ T3542] R10: 00007fbcebf80498 R11: 0000000000000246 R12: 0000000000000004
[  451.370816][ T3542] R13: 00000000686e3719 R14: 0000000000499600 R15: 0000000000000000
| [  453.189437][ T3564] ------------[ cut here ]------------
| [ 453.189848][ T3564] WARNING: CPU: 2 PID: 3564 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) 
| [  453.191344][ T3564] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  453.193037][ T3564] Tainted: [W]=WARN
[  453.193304][ T3564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 453.193867][ T3564] 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) 
[ 453.194234][ T3564] 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
[  453.195535][ T3564] RSP: 0018:ffffc90007496f70 EFLAGS: 00010246
[  453.195991][ T3564] RAX: 0000000000000000 RBX: ffff888009752000 RCX: 0000000000000001
[  453.196597][ T3564] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  453.197236][ T3564] RBP: ffffc90007497058 R08: 0000000000000000 R09: 0000000000000000
[  453.197950][ T3564] R10: ffffc90007497088 R11: ffffffffb7d79160 R12: 1ffff92000e92df2
[  453.198587][ T3564] R13: 00000000000005dc R14: ffffc90007497088 R15: ffff888009752f08
[  453.199186][ T3564] FS:  00007f135a4f2800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  453.199914][ T3564] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  453.200337][ T3564] CR2: 00000000004e5aa8 CR3: 000000000dd5e002 CR4: 0000000000772ef0
[  453.200849][ T3564] PKRU: 55555554
[  453.201171][ T3564] Call Trace:
[  453.201534][ T3564]  <TASK>
[ 453.201763][ T3564] ? __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) 
[ 453.202273][ T3564] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 453.202781][ T3564] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 453.203134][ T3564] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 453.203566][ T3564] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 453.203919][ T3564] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 453.204275][ T3564] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 453.204638][ T3564] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 453.205035][ T3564] ? ___sys_sendmsg (net/socket.c:2670) 
[ 453.205435][ T3564] ? __sys_sendmsg (net/socket.c:2700) 
[ 453.205798][ T3564] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 453.206133][ T3564] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 453.206637][ T3564] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.207015][ T3564] netif_set_mtu (net/core/dev.c:9652) 
[ 453.207392][ T3564] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 453.207854][ T3564] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 453.208178][ T3564] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 453.208827][ T3564] br_del_if (net/bridge/br_if.c:743) bridge 
[ 453.209308][ T3564] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 453.209759][ T3564] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 453.210170][ T3564] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 453.210601][ T3564] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 453.211128][ T3564] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 453.211579][ T3564] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 453.211937][ T3564] ? __kernel_text_address (kernel/extable.c:79) 
[ 453.212273][ T3564] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.212643][ T3564] ? __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) 
[ 453.213067][ T3564] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 453.213583][ T3564] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 453.213970][ T3564] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 453.214305][ T3564] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 453.214649][ T3564] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 453.215030][ T3564] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.215362][ T3564] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 453.215742][ T3564] ? __create_object (mm/kmemleak.c:771) 
[ 453.216180][ T3564] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 453.216562][ T3564] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 453.216900][ T3564] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 453.217307][ T3564] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 453.217731][ T3564] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 453.218073][ T3564] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 453.218454][ T3564] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.218858][ T3564] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.219290][ T3564] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 453.219759][ T3564] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 453.220212][ T3564] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 453.220675][ T3564] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 453.221106][ T3564] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 453.221573][ T3564] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.222032][ T3564] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 453.222448][ T3564] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 453.222814][ T3564] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 453.223170][ T3564] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 453.223565][ T3564] ? 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) 
[ 453.223939][ T3564] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 453.224328][ T3564] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 453.224726][ T3564] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.225130][ T3564] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 453.225534][ T3564] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 453.225873][ T3564] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 453.226229][ T3564] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 453.226628][ T3564] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 453.226987][ T3564] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 453.227454][ T3564] ___sys_sendmsg (net/socket.c:2670) 
[ 453.227868][ T3564] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 453.228224][ T3564] ? __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) 
[ 453.228678][ T3564] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 453.229022][ T3564] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.229416][ T3564] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 453.229821][ T3564] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 453.230171][ T3564] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 453.230586][ T3564] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 453.231053][ T3564] __sys_sendmsg (net/socket.c:2700) 
[ 453.231554][ T3564] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 453.232152][ T3564] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 453.232582][ T3564] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 453.232990][ T3564] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 453.233420][ T3564] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  453.233965][ T3564] RIP: 0033:0x7f135a6bf1e7
[ 453.234342][ T3564] 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)
[  453.235660][ T3564] RSP: 002b:00007ffc66930648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  453.236277][ T3564] RAX: ffffffffffffffda RBX: 00007ffc66930d70 RCX: 00007f135a6bf1e7
[  453.236822][ T3564] RDX: 0000000000000000 RSI: 00007ffc669306b0 RDI: 0000000000000005
[  453.237333][ T3564] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  453.237887][ T3564] R10: 00007f135a5bcee8 R11: 0000000000000246 R12: 0000000000000003
[  453.238407][ T3564] R13: 00000000686e371b R14: 0000000000499600 R15: 0000000000000000
| [  454.781073][ T3582] ------------[ cut here ]------------
| [ 454.781403][ T3582] WARNING: CPU: 3 PID: 3582 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) 
| [  454.782081][ T3582] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  454.783515][ T3582] Tainted: [W]=WARN
[  454.783757][ T3582] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 454.784160][ T3582] 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) 
[ 454.784516][ T3582] 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
[  454.785838][ T3582] RSP: 0018:ffffc90007506f70 EFLAGS: 00010246
[  454.786248][ T3582] RAX: 0000000000000000 RBX: ffff888007782000 RCX: 0000000000000001
[  454.786899][ T3582] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  454.787377][ T3582] RBP: ffffc90007507058 R08: 0000000000000000 R09: 0000000000000000
[  454.787976][ T3582] R10: ffffc90007507088 R11: ffffffffb7d79160 R12: 1ffff92000ea0df2
[  454.788450][ T3582] R13: 00000000000005dc R14: ffffc90007507088 R15: ffff888007782f08
[  454.788919][ T3582] FS:  00007f72d9fd7800(0000) GS:ffff888075c37000(0000) knlGS:0000000000000000
[  454.789476][ T3582] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  454.789862][ T3582] CR2: 00000000004e6300 CR3: 00000000115f6005 CR4: 0000000000772ef0
[  454.790338][ T3582] PKRU: 55555554
[  454.790580][ T3582] Call Trace:
[  454.790821][ T3582]  <TASK>
[ 454.790975][ T3582] ? __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) 
[ 454.791366][ T3582] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 454.791749][ T3582] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 454.792063][ T3582] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 454.792384][ T3582] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 454.792707][ T3582] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 454.793011][ T3582] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 454.793364][ T3582] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 454.793695][ T3582] ? ___sys_sendmsg (net/socket.c:2670) 
[ 454.794017][ T3582] ? __sys_sendmsg (net/socket.c:2700) 
[ 454.794337][ T3582] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 454.794671][ T3582] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 454.795077][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.795421][ T3582] netif_set_mtu (net/core/dev.c:9652) 
[ 454.795756][ T3582] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 454.796094][ T3582] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 454.796341][ T3582] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 454.796796][ T3582] br_del_if (net/bridge/br_if.c:743) bridge 
[ 454.797157][ T3582] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 454.797492][ T3582] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 454.797822][ T3582] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 454.798169][ T3582] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 454.798588][ T3582] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 454.798910][ T3582] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 454.799243][ T3582] ? __kernel_text_address (kernel/extable.c:79) 
[ 454.799583][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.799908][ T3582] ? __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) 
[ 454.800239][ T3582] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 454.800650][ T3582] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 454.800973][ T3582] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 454.801294][ T3582] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 454.801621][ T3582] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 454.801961][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.802282][ T3582] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 454.802630][ T3582] ? __create_object (mm/kmemleak.c:771) 
[ 454.802964][ T3582] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 454.803288][ T3582] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 454.803615][ T3582] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 454.804033][ T3582] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 454.804361][ T3582] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 454.804697][ T3582] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 454.805017][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.805347][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.805686][ T3582] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 454.806003][ T3582] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 454.806325][ T3582] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 454.806653][ T3582] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 454.806975][ T3582] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 454.807301][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.807633][ T3582] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 454.807962][ T3582] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 454.808283][ T3582] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 454.808622][ T3582] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 454.808939][ T3582] ? 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) 
[ 454.809261][ T3582] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 454.809591][ T3582] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 454.809922][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.810254][ T3582] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 454.810588][ T3582] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 454.810912][ T3582] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 454.811240][ T3582] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 454.811572][ T3582] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 454.811910][ T3582] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 454.812320][ T3582] ___sys_sendmsg (net/socket.c:2670) 
[ 454.812650][ T3582] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 454.812971][ T3582] ? __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) 
[ 454.813390][ T3582] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 454.813725][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.814050][ T3582] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 454.814378][ T3582] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 454.814721][ T3582] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 454.815054][ T3582] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 454.815382][ T3582] __sys_sendmsg (net/socket.c:2700) 
[ 454.815709][ T3582] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 454.816106][ T3582] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 454.816440][ T3582] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 454.816769][ T3582] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 454.817091][ T3582] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  454.817498][ T3582] RIP: 0033:0x7f72da1a41e7
[ 454.817835][ T3582] 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)
[  454.819019][ T3582] RSP: 002b:00007ffd9a5cdbd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  454.819521][ T3582] RAX: ffffffffffffffda RBX: 00007ffd9a5ce300 RCX: 00007f72da1a41e7
[  454.820022][ T3582] RDX: 0000000000000000 RSI: 00007ffd9a5cdc40 RDI: 0000000000000005
[  454.820510][ T3582] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  454.820990][ T3582] R10: 00007f72da0a1ee8 R11: 0000000000000246 R12: 0000000000000003
[  454.821477][ T3582] R13: 00000000686e371d R14: 0000000000499600 R15: 0000000000000000
| [  455.719862][ T3592] ------------[ cut here ]------------
| [ 455.720274][ T3592] WARNING: CPU: 2 PID: 3592 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) 
| [  455.720945][ T3592] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  455.722487][ T3592] Tainted: [W]=WARN
[  455.722745][ T3592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 455.723161][ T3592] 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) 
[ 455.724288][ T3592] 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
[  455.725519][ T3592] RSP: 0018:ffffc90007516f70 EFLAGS: 00010246
[  455.725938][ T3592] RAX: 0000000000000000 RBX: ffff888007782000 RCX: 0000000000000001
[  455.726445][ T3592] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  455.726953][ T3592] RBP: ffffc90007517058 R08: 0000000000000000 R09: 0000000000000000
[  455.727472][ T3592] R10: ffffc90007517088 R11: ffffffffb7d79160 R12: 1ffff92000ea2df2
[  455.727968][ T3592] R13: 00000000000005dc R14: ffffc90007517088 R15: ffff888007782f08
[  455.728585][ T3592] FS:  00007f2e40f7f800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  455.729206][ T3592] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  455.729651][ T3592] CR2: 00000000004e5ac8 CR3: 00000000104fa004 CR4: 0000000000772ef0
[  455.730178][ T3592] PKRU: 55555554
[  455.730443][ T3592] Call Trace:
[  455.730738][ T3592]  <TASK>
[ 455.730916][ T3592] ? __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) 
[ 455.731350][ T3592] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 455.731768][ T3592] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 455.732123][ T3592] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 455.732476][ T3592] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 455.732818][ T3592] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 455.733184][ T3592] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 455.733558][ T3592] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 455.733930][ T3592] ? ___sys_sendmsg (net/socket.c:2670) 
[ 455.734288][ T3592] ? __sys_sendmsg (net/socket.c:2700) 
[ 455.734636][ T3592] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 455.734976][ T3592] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 455.735405][ T3592] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.735768][ T3592] netif_set_mtu (net/core/dev.c:9652) 
[ 455.736121][ T3592] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 455.736492][ T3592] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 455.736747][ T3592] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 455.737246][ T3592] br_del_if (net/bridge/br_if.c:743) bridge 
[ 455.737640][ T3592] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 455.737986][ T3592] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 455.738367][ T3592] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 455.738811][ T3592] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 455.739268][ T3592] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 455.739622][ T3592] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 455.740014][ T3592] ? __kernel_text_address (kernel/extable.c:79) 
[ 455.740442][ T3592] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.740858][ T3592] ? __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) 
[ 455.741323][ T3592] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 455.741916][ T3592] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.742330][ T3592] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.742686][ T3592] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 455.743024][ T3592] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 455.743375][ T3592] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.743818][ T3592] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 455.744256][ T3592] ? __create_object (mm/kmemleak.c:771) 
[ 455.744692][ T3592] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 455.745062][ T3592] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 455.745448][ T3592] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 455.745940][ T3592] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 455.746377][ T3592] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 455.746734][ T3592] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 455.747063][ T3592] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.747415][ T3592] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.747767][ T3592] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 455.748117][ T3592] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 455.748455][ T3592] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 455.748801][ T3592] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 455.749161][ T3592] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 455.749516][ T3592] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.749855][ T3592] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 455.750202][ T3592] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 455.750590][ T3592] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 455.750934][ T3592] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 455.751381][ T3592] ? 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) 
[ 455.751746][ T3592] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 455.752097][ T3592] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 455.752434][ T3592] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.752787][ T3592] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 455.753143][ T3592] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 455.753557][ T3592] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 455.753902][ T3592] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 455.754272][ T3592] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 455.754621][ T3592] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 455.755186][ T3592] ___sys_sendmsg (net/socket.c:2670) 
[ 455.755544][ T3592] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 455.755889][ T3592] ? __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) 
[ 455.756314][ T3592] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 455.756686][ T3592] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.757040][ T3592] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.757388][ T3592] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.757751][ T3592] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 455.758092][ T3592] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 455.758445][ T3592] __sys_sendmsg (net/socket.c:2700) 
[ 455.758793][ T3592] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 455.759200][ T3592] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 455.759559][ T3592] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.759905][ T3592] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 455.760239][ T3592] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  455.760659][ T3592] RIP: 0033:0x7f2e4114c1e7
[ 455.761010][ T3592] 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)
[  455.762205][ T3592] RSP: 002b:00007ffdf5fcee58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  455.762714][ T3592] RAX: ffffffffffffffda RBX: 00007ffdf5fcf580 RCX: 00007f2e4114c1e7
[  455.763223][ T3592] RDX: 0000000000000000 RSI: 00007ffdf5fceec0 RDI: 0000000000000005
[  455.763731][ T3592] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  455.764224][ T3592] R10: 00007f2e41049ee8 R11: 0000000000000246 R12: 0000000000000003
[  455.764724][ T3592] R13: 00000000686e371e R14: 0000000000499600 R15: 0000000000000000
| [  457.124713][ T3608] ------------[ cut here ]------------
| [ 457.125077][ T3608] WARNING: CPU: 2 PID: 3608 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) 
| [  457.127377][ T3608] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  457.128854][ T3608] Tainted: [W]=WARN
[  457.129112][ T3608] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 457.129539][ T3608] 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) 
[ 457.129882][ T3608] 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
[  457.131035][ T3608] RSP: 0018:ffffc900074d6f70 EFLAGS: 00010246
[  457.131451][ T3608] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  457.131967][ T3608] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  457.132470][ T3608] RBP: ffffc900074d7058 R08: 0000000000000000 R09: 0000000000000000
[  457.132959][ T3608] R10: ffffc900074d7088 R11: ffffffffb7d79160 R12: 1ffff92000e9adf2
[  457.133454][ T3608] R13: 00000000000005dc R14: ffffc900074d7088 R15: ffff888008c9af08
[  457.133955][ T3608] FS:  00007fca41b2f800(0000) GS:ffff888075bb7000(0000) knlGS:0000000000000000
[  457.134535][ T3608] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  457.134953][ T3608] CR2: 00000000004e62f0 CR3: 000000001240a001 CR4: 0000000000772ef0
[  457.135454][ T3608] PKRU: 55555554
[  457.135724][ T3608] Call Trace:
[  457.135975][ T3608]  <TASK>
[ 457.136152][ T3608] ? __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) 
[ 457.136576][ T3608] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 457.136958][ T3608] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 457.137310][ T3608] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 457.137686][ T3608] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 457.138026][ T3608] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 457.138363][ T3608] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 457.138701][ T3608] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 457.139040][ T3608] ? ___sys_sendmsg (net/socket.c:2670) 
[ 457.139379][ T3608] ? __sys_sendmsg (net/socket.c:2700) 
[ 457.139726][ T3608] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 457.140061][ T3608] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 457.140482][ T3608] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 457.140828][ T3608] netif_set_mtu (net/core/dev.c:9652) 
[ 457.141180][ T3608] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 457.141540][ T3608] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 457.141815][ T3608] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 457.142290][ T3608] br_del_if (net/bridge/br_if.c:743) bridge 
[ 457.142687][ T3608] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 457.143029][ T3608] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 457.143378][ T3608] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 457.143735][ T3608] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 457.144167][ T3608] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 457.144510][ T3608] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 457.144859][ T3608] ? __kernel_text_address (kernel/extable.c:79) 
[ 457.145195][ T3608] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 457.145552][ T3608] ? __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) 
[ 457.145895][ T3608] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 457.146321][ T3608] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 457.146670][ T3608] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 457.147006][ T3608] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 457.147342][ T3608] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 457.147696][ T3608] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 457.148028][ T3608] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 457.148359][ T3608] ? __create_object (mm/kmemleak.c:771) 
[ 457.148702][ T3608] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 457.149032][ T3608] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 457.149357][ T3608] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 457.149777][ T3608] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 457.150127][ T3608] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 457.150487][ T3608] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 457.150819][ T3608] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 457.151160][ T3608] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 457.151520][ T3608] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 457.151868][ T3608] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 457.152207][ T3608] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 457.152552][ T3608] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 457.152898][ T3608] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 457.153247][ T3608] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 457.153596][ T3608] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 457.153951][ T3608] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 457.154292][ T3608] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 457.154650][ T3608] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 457.154981][ T3608] ? 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) 
[ 457.155312][ T3608] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 457.155661][ T3608] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 457.155991][ T3608] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 457.156352][ T3608] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 457.156710][ T3608] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 457.157044][ T3608] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 457.157406][ T3608] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 457.157768][ T3608] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 457.158098][ T3608] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 457.158537][ T3608] ___sys_sendmsg (net/socket.c:2670) 
[ 457.158879][ T3608] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 457.159219][ T3608] ? __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) 
[ 457.159704][ T3608] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 457.160030][ T3608] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 457.160360][ T3608] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 457.160703][ T3608] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 457.161032][ T3608] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 457.161354][ T3608] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 457.161707][ T3608] __sys_sendmsg (net/socket.c:2700) 
[ 457.162040][ T3608] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 457.162427][ T3608] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 457.162795][ T3608] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 457.163115][ T3608] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 457.163448][ T3608] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  457.163860][ T3608] RIP: 0033:0x7fca41cfc1e7
[ 457.164208][ T3608] 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)
[  457.165345][ T3608] RSP: 002b:00007ffc8f975de8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  457.165833][ T3608] RAX: ffffffffffffffda RBX: 00007ffc8f976510 RCX: 00007fca41cfc1e7
[  457.166307][ T3608] RDX: 0000000000000000 RSI: 00007ffc8f975e50 RDI: 0000000000000005
[  457.166785][ T3608] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  457.167252][ T3608] R10: 00007fca41bf9ee8 R11: 0000000000000246 R12: 0000000000000003
[  457.167729][ T3608] R13: 00000000686e371f R14: 0000000000499600 R15: 0000000000000000
| [  458.126133][ T3618] ------------[ cut here ]------------
| [ 458.126449][ T3618] WARNING: CPU: 0 PID: 3618 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) 
| [  458.127366][ T3618] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  458.128751][ T3618] Tainted: [W]=WARN
[  458.128986][ T3618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 458.129370][ T3618] 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) 
[ 458.129704][ T3618] 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
[  458.130839][ T3618] RSP: 0018:ffffc90007536f70 EFLAGS: 00010246
[  458.131234][ T3618] RAX: 0000000000000000 RBX: ffff888008c9a000 RCX: 0000000000000001
[  458.131715][ T3618] RDX: 0000000000000000 RSI: ffffffffb789b941 RDI: ffffffffb70555e0
[  458.132196][ T3618] RBP: ffffc90007537058 R08: 0000000000000000 R09: 0000000000000000
[  458.132673][ T3618] R10: ffffc90007537088 R11: ffffffffb7d79160 R12: 1ffff92000ea6df2
[  458.133163][ T3618] R13: 00000000000005dc R14: ffffc90007537088 R15: ffff888008c9af08
[  458.133647][ T3618] FS:  00007fc5d8727800(0000) GS:ffff888075ab7000(0000) knlGS:0000000000000000
[  458.134197][ T3618] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  458.134601][ T3618] CR2: 00000000004e5ab8 CR3: 0000000012559003 CR4: 0000000000772ef0
[  458.135072][ T3618] PKRU: 55555554
[  458.135304][ T3618] Call Trace:
[  458.135546][ T3618]  <TASK>
[ 458.135709][ T3618] ? __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) 
[ 458.136130][ T3618] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 458.136498][ T3618] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 458.136808][ T3618] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 458.137114][ T3618] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 458.137426][ T3618] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 458.137752][ T3618] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 458.138060][ T3618] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 458.138369][ T3618] ? ___sys_sendmsg (net/socket.c:2670) 
[ 458.138685][ T3618] ? __sys_sendmsg (net/socket.c:2700) 
[ 458.139001][ T3618] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 458.139316][ T3618] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 458.139713][ T3618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 458.140043][ T3618] netif_set_mtu (net/core/dev.c:9652) 
[ 458.140366][ T3618] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 458.140702][ T3618] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 458.140937][ T3618] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 458.141378][ T3618] br_del_if (net/bridge/br_if.c:743) bridge 
[ 458.141760][ T3618] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 458.142075][ T3618] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 458.142396][ T3618] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 458.142727][ T3618] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 458.143128][ T3618] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 458.143444][ T3618] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 458.143768][ T3618] ? __kernel_text_address (kernel/extable.c:79) 
[ 458.144098][ T3618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 458.144413][ T3618] ? __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) 
[ 458.144729][ T3618] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 458.145119][ T3618] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 458.145434][ T3618] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 458.145756][ T3618] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 458.146072][ T3618] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 458.146392][ T3618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 458.146711][ T3618] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 458.147016][ T3618] ? __create_object (mm/kmemleak.c:771) 
[ 458.147334][ T3618] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 458.147660][ T3618] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 458.147972][ T3618] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 458.148367][ T3618] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 458.148692][ T3618] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 458.149017][ T3618] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 458.149335][ T3618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 458.149682][ T3618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 458.149990][ T3618] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 458.150311][ T3618] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 458.150638][ T3618] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 458.150947][ T3618] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 458.151257][ T3618] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 458.151586][ T3618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 458.151921][ T3618] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 458.152234][ T3618] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 458.152565][ T3618] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 458.152889][ T3618] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 458.153205][ T3618] ? 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) 
[ 458.153533][ T3618] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 458.153845][ T3618] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 458.154157][ T3618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 458.154491][ T3618] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 458.154804][ T3618] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 458.155117][ T3618] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 458.155440][ T3618] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 458.155765][ T3618] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 458.156078][ T3618] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 458.156492][ T3618] ___sys_sendmsg (net/socket.c:2670) 
[ 458.156805][ T3618] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 458.157114][ T3618] ? __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) 
[ 458.157519][ T3618] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 458.157839][ T3618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 458.158170][ T3618] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 458.158508][ T3618] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 458.158824][ T3618] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 458.159138][ T3618] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 458.159454][ T3618] __sys_sendmsg (net/socket.c:2700) 
[ 458.159778][ T3618] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 458.160167][ T3618] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 458.160502][ T3618] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 458.160820][ T3618] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 458.161138][ T3618] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  458.161540][ T3618] RIP: 0033:0x7fc5d88f41e7
[ 458.161873][ T3618] 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)
[  458.162995][ T3618] RSP: 002b:00007ffd8cea0428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  458.163474][ T3618] RAX: ffffffffffffffda RBX: 00007ffd8cea0b50 RCX: 00007fc5d88f41e7
[  458.163941][ T3618] RDX: 0000000000000000 RSI: 00007ffd8cea0490 RDI: 0000000000000005
[  458.164410][ T3618] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  458.164916][ T3618] R10: 00007fc5d87f1ee8 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if