======================================
| [   21.804825][  T326] br1: port 1(vx10) entered forwarding state
| [   21.806112][  T326] ------------[ cut here ]------------
| [ 21.806473][ T326] WARNING: CPU: 2 PID: 326 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) 
| [   21.807458][  T326] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
[   21.808837][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.809292][ T326] 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) 
[ 21.809669][ T326] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   21.810910][  T326] RSP: 0018:ffffc900005d6ef0 EFLAGS: 00010246
[   21.811379][  T326] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   21.811892][  T326] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   21.812409][  T326] RBP: ffffc900005d6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.812957][  T326] R10: ffffc900005d7010 R11: ffffffffafca8918 R12: 1ffff920000bade2
[   21.813766][  T326] R13: 00000000000005dc R14: ffffc900005d7010 R15: ffff88800ab82f08
[   21.814326][  T326] FS:  00007f01a12e1800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   21.814948][  T326] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.815445][  T326] CR2: 00000000004e5ce0 CR3: 00000000093f6001 CR4: 0000000000772ef0
[   21.816003][  T326] PKRU: 55555554
[   21.816315][  T326] Call Trace:
[   21.816565][  T326]  <TASK>
[ 21.816743][ T326] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.817113][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.817445][ T326] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.817801][ T326] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.818213][ T326] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.818542][ T326] netif_set_mtu (net/core/dev.c:9652) 
[ 21.818886][ T326] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.819218][ T326] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.819695][ T326] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.819970][ T326] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.820411][ T326] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.820780][ T326] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.821124][ T326] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.821453][ T326] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.821867][ T326] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.822191][ T326] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.822526][ T326] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.822874][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.823198][ T326] ? __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) 
[ 21.823527][ T326] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.823930][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.824263][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.824577][ T326] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.824925][ T326] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.825246][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.825593][ T326] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.825927][ T326] ? __create_object (mm/kmemleak.c:771) 
[ 21.826270][ T326] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.826594][ T326] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.826937][ T326] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.827347][ T326] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.827682][ T326] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.828037][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.828364][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.828709][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.829057][ T326] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.829379][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.829702][ T326] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.830033][ T326] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.830357][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.830682][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.831016][ T326] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.831360][ T326] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.831685][ T326] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.832041][ T326] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.832359][ T326] ? 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) 
[ 21.832709][ T326] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.833045][ T326] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.833369][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.833701][ T326] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.834034][ T326] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.834357][ T326] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.834689][ T326] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.835024][ T326] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.835358][ T326] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.835763][ T326] ___sys_sendmsg (net/socket.c:2670) 
[ 21.836098][ T326] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.836419][ T326] ? __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) 
[ 21.836826][ T326] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.837150][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.837479][ T326] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.837813][ T326] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.838140][ T326] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.838466][ T326] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.838803][ T326] __sys_sendmsg (net/socket.c:2700) 
[ 21.839128][ T326] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.839524][ T326] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.839868][ T326] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.840196][ T326] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.840518][ T326] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.840928][  T326] RIP: 0033:0x7f01a14ae1e7
[ 21.841269][ T326] 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)
[   21.842392][  T326] RSP: 002b:00007ffe61e89648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.842895][  T326] RAX: ffffffffffffffda RBX: 00007ffe61e89d70 RCX: 00007f01a14ae1e7
[   21.843383][  T326] RDX: 0000000000000000 RSI: 00007ffe61e896b0 RDI: 0000000000000005
[   21.844409][  T326] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.845363][  T326] R10: 00000000304ac910 R11: 0000000000000246 R12: 0000000000000004
[   21.845882][  T326] R13: 00000000686e67c8 R14: 0000000000499600 R15: 0000000000000000
| [   22.339956][  T331] ------------[ cut here ]------------
| [ 22.340268][ T331] WARNING: CPU: 0 PID: 331 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) 
| [   22.341567][  T331] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.342766][  T331] Tainted: [W]=WARN
[   22.343015][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.343400][ T331] 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) 
[ 22.343724][ T331] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   22.344833][  T331] RSP: 0018:ffffc90000706ef0 EFLAGS: 00010246
[   22.345230][  T331] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   22.345696][  T331] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   22.346184][  T331] RBP: ffffc90000706fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.346648][  T331] R10: ffffc90000707010 R11: ffffffffafca8918 R12: 1ffff920000e0de2
[   22.347125][  T331] R13: 00000000000005dc R14: ffffc90000707010 R15: ffff88800ab82f08
[   22.347587][  T331] FS:  00007f029fa48800(0000) GS:ffff8880852b7000(0000) knlGS:0000000000000000
[   22.348135][  T331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.348530][  T331] CR2: 00000000004e5de8 CR3: 00000000093f6001 CR4: 0000000000772ef0
[   22.349004][  T331] PKRU: 55555554
[   22.349238][  T331] Call Trace:
[   22.349468][  T331]  <TASK>
[ 22.349631][ T331] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.349954][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.350273][ T331] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.350582][ T331] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.350981][ T331] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.351294][ T331] netif_set_mtu (net/core/dev.c:9652) 
[ 22.351615][ T331] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.351944][ T331] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.352372][ T331] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.352619][ T331] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.353053][ T331] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.353410][ T331] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.353735][ T331] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.354057][ T331] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.354449][ T331] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.354758][ T331] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.355076][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.355388][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.355696][ T331] ? __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) 
[ 22.356020][ T331] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.356406][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.356717][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.357038][ T331] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.357343][ T331] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.357651][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.357969][ T331] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.358271][ T331] ? __create_object (mm/kmemleak.c:771) 
[ 22.358587][ T331] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.358899][ T331] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.359207][ T331] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.359589][ T331] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.360141][ T331] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.360455][ T331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.360761][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.361087][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.361391][ T331] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.361696][ T331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.362016][ T331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.362317][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.362865][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.363182][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.363712][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.364032][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.364340][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.364656][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.364968][ T331] ? 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) 
[ 22.365276][ T331] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.365581][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.365890][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.366433][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.366742][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.367062][ T331] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.367379][ T331] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.367927][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.368238][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.368632][ T331] ___sys_sendmsg (net/socket.c:2670) 
[ 22.368947][ T331] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.369486][ T331] ? __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) 
[ 22.370108][ T331] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.370426][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.370738][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.371057][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.371369][ T331] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.371685][ T331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.372009][ T331] __sys_sendmsg (net/socket.c:2700) 
[ 22.372317][ T331] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.372707][ T331] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.373033][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.373570][ T331] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.373893][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.374291][  T331] RIP: 0033:0x7f029fc151e7
[ 22.374849][ T331] 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)
[   22.375959][  T331] RSP: 002b:00007fffa1844a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.376652][  T331] RAX: ffffffffffffffda RBX: 00007fffa1845140 RCX: 00007f029fc151e7
[   22.377124][  T331] RDX: 0000000000000000 RSI: 00007fffa1844a80 RDI: 0000000000000005
[   22.377583][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.378044][  T331] R10: 0000000015b6d910 R11: 0000000000000246 R12: 0000000000000004
[   22.378502][  T331] R13: 00000000686e67c9 R14: 0000000000499600 R15: 0000000000000000
| [   22.592548][  T333] ------------[ cut here ]------------
| [ 22.592905][ T333] WARNING: CPU: 2 PID: 333 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) 
| [   22.593548][  T333] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.594769][  T333] Tainted: [W]=WARN
[   22.595024][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.595420][ T333] 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) 
[ 22.595758][ T333] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   22.596879][  T333] RSP: 0018:ffffc90000586ef0 EFLAGS: 00010246
[   22.597282][  T333] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   22.597760][  T333] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   22.598244][  T333] RBP: ffffc90000586fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.598726][  T333] R10: ffffc90000587010 R11: ffffffffafca8918 R12: 1ffff920000b0de2
[   22.599208][  T333] R13: 00000000000005dc R14: ffffc90000587010 R15: ffff88800ab82f08
[   22.599684][  T333] FS:  00007f45eea6a800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   22.600241][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.600636][  T333] CR2: 00000000004e5aa8 CR3: 000000000e6b6002 CR4: 0000000000772ef0
[   22.601121][  T333] PKRU: 55555554
[   22.601365][  T333] Call Trace:
[   22.601608][  T333]  <TASK>
[ 22.601793][ T333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.602122][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.602450][ T333] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.602798][ T333] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.603194][ T333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.603518][ T333] netif_set_mtu (net/core/dev.c:9652) 
[ 22.603855][ T333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.604185][ T333] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.604630][ T333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.604891][ T333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.605325][ T333] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.605692][ T333] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.606040][ T333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.606363][ T333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.606770][ T333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.607104][ T333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.607421][ T333] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.607745][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.608086][ T333] ? __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) 
[ 22.608409][ T333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.608807][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.609139][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.609485][ T333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.609819][ T333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.610142][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.610465][ T333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.610795][ T333] ? __create_object (mm/kmemleak.c:771) 
[ 22.611318][ T333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.611639][ T333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.611980][ T333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.612376][ T333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.612717][ T333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.613064][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.613384][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.613713][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.614051][ T333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.614374][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.614693][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.615047][ T333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.615369][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.615697][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.616034][ T333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.616358][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.616676][ T333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.617025][ T333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.617345][ T333] ? 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) 
[ 22.617667][ T333] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.618000][ T333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.618323][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.618649][ T333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.618987][ T333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.619318][ T333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.619646][ T333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.619984][ T333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.620305][ T333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.620709][ T333] ___sys_sendmsg (net/socket.c:2670) 
[ 22.621040][ T333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.621363][ T333] ? __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) 
[ 22.621769][ T333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.622106][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.622435][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.622776][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.623111][ T333] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.623432][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.623759][ T333] __sys_sendmsg (net/socket.c:2700) 
[ 22.624094][ T333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.624496][ T333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.624841][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.625163][ T333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.625487][ T333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.625892][  T333] RIP: 0033:0x7f45eec371e7
[ 22.626229][ T333] 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)
[   22.627342][  T333] RSP: 002b:00007ffdb9e3e978 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.627827][  T333] RAX: ffffffffffffffda RBX: 00007ffdb9e3f0a0 RCX: 00007f45eec371e7
[   22.628300][  T333] RDX: 0000000000000000 RSI: 00007ffdb9e3e9e0 RDI: 0000000000000005
[   22.628770][  T333] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.629252][  T333] R10: 000000003eb4e910 R11: 0000000000000246 R12: 0000000000000004
[   22.629722][  T333] R13: 00000000686e67c9 R14: 0000000000499600 R15: 0000000000000000
| [   22.871218][  T335] ------------[ cut here ]------------
| [ 22.871567][ T335] WARNING: CPU: 2 PID: 335 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) 
| [   22.872592][  T335] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.873886][  T335] Tainted: [W]=WARN
[   22.874135][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.874543][ T335] 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) 
[ 22.874908][ T335] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   22.876055][  T335] RSP: 0018:ffffc90000626ef0 EFLAGS: 00010246
[   22.876476][  T335] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   22.876962][  T335] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   22.877437][  T335] RBP: ffffc90000626fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.877917][  T335] R10: ffffc90000627010 R11: ffffffffafca8918 R12: 1ffff920000c4de2
[   22.878391][  T335] R13: 00000000000005dc R14: ffffc90000627010 R15: ffff88800ab82f08
[   22.878892][  T335] FS:  00007f0343a20800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   22.879446][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.879865][  T335] CR2: 00000000004e5ab0 CR3: 000000000e6b6004 CR4: 0000000000772ef0
[   22.880339][  T335] PKRU: 55555554
[   22.880584][  T335] Call Trace:
[   22.880844][  T335]  <TASK>
[ 22.881038][ T335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.881368][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.881694][ T335] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.882027][ T335] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.882424][ T335] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.882812][ T335] netif_set_mtu (net/core/dev.c:9652) 
[ 22.883143][ T335] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.883483][ T335] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.884036][ T335] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.884292][ T335] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.884749][ T335] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.885141][ T335] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.885474][ T335] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.885842][ T335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.886260][ T335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.886583][ T335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.886955][ T335] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.887296][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.887642][ T335] ? __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) 
[ 22.887990][ T335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.888407][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.888741][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.889082][ T335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.889412][ T335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.889752][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.890100][ T335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.890423][ T335] ? __create_object (mm/kmemleak.c:771) 
[ 22.890749][ T335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.891109][ T335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.891446][ T335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.891864][ T335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.892198][ T335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.892552][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.892899][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.893239][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.893575][ T335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.893914][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.894243][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.894566][ T335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.894917][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.895255][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.895588][ T335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.895939][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.896274][ T335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.896612][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.896957][ T335] ? 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) 
[ 22.897290][ T335] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.897623][ T335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.897961][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.898299][ T335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.898637][ T335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.898995][ T335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.899337][ T335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.899662][ T335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.899999][ T335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.900421][ T335] ___sys_sendmsg (net/socket.c:2670) 
[ 22.900753][ T335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.901094][ T335] ? __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) 
[ 22.901506][ T335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.901856][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.902182][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.902520][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.902868][ T335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.903192][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.903522][ T335] __sys_sendmsg (net/socket.c:2700) 
[ 22.903883][ T335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.904292][ T335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.904635][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.904980][ T335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.905323][ T335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.905718][  T335] RIP: 0033:0x7f0343bed1e7
[ 22.906073][ T335] 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)
[   22.907251][  T335] RSP: 002b:00007ffeee90d6b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.907756][  T335] RAX: ffffffffffffffda RBX: 00007ffeee90dde0 RCX: 00007f0343bed1e7
[   22.908268][  T335] RDX: 0000000000000000 RSI: 00007ffeee90d720 RDI: 0000000000000005
[   22.908741][  T335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.909232][  T335] R10: 00000000048e1910 R11: 0000000000000246 R12: 0000000000000004
[   22.909715][  T335] R13: 00000000686e67c9 R14: 0000000000499600 R15: 0000000000000000
| [   23.391009][  T340] ------------[ cut here ]------------
| [ 23.391332][ T340] WARNING: CPU: 3 PID: 340 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) 
| [   23.392802][  T340] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   23.394023][  T340] Tainted: [W]=WARN
[   23.394255][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.394640][ T340] 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) 
[ 23.394984][ T340] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   23.396133][  T340] RSP: 0018:ffffc90000686ef0 EFLAGS: 00010246
[   23.396524][  T340] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   23.397011][  T340] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   23.397482][  T340] RBP: ffffc90000686fe0 R08: 0000000000000000 R09: 0000000000000000
[   23.397966][  T340] R10: ffffc90000687010 R11: ffffffffafca8918 R12: 1ffff920000d0de2
[   23.398432][  T340] R13: 00000000000005dc R14: ffffc90000687010 R15: ffff88800ab82f08
[   23.398915][  T340] FS:  00007f1031e81800(0000) GS:ffff888085437000(0000) knlGS:0000000000000000
[   23.399486][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.399919][  T340] CR2: 00000000004e6890 CR3: 000000000e7e8002 CR4: 0000000000772ef0
[   23.400390][  T340] PKRU: 55555554
[   23.400629][  T340] Call Trace:
[   23.400881][  T340]  <TASK>
[ 23.401049][ T340] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.401366][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.401688][ T340] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 23.402011][ T340] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 23.402431][ T340] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.402780][ T340] netif_set_mtu (net/core/dev.c:9652) 
[ 23.403123][ T340] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.403473][ T340] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 23.403946][ T340] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.404202][ T340] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.404671][ T340] br_add_if (net/bridge/br_if.c:697) bridge 
[ 23.405068][ T340] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 23.405408][ T340] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 23.405750][ T340] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.406186][ T340] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.406524][ T340] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.406896][ T340] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.407246][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.407583][ T340] ? __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) 
[ 23.407939][ T340] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.408360][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.408703][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.409045][ T340] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.409366][ T340] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.409685][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.410026][ T340] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.410348][ T340] ? __create_object (mm/kmemleak.c:771) 
[ 23.410666][ T340] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.410997][ T340] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.411309][ T340] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.411703][ T340] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.412031][ T340] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.412356][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.412691][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.413028][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.413347][ T340] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.413680][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.414023][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.414343][ T340] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.414688][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.415040][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.415383][ T340] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.415713][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.416050][ T340] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.416386][ T340] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.416706][ T340] ? 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) 
[ 23.417049][ T340] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.417382][ T340] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.417703][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.418043][ T340] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.418375][ T340] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.418705][ T340] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.419041][ T340] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.419364][ T340] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.419669][ T340] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.420089][ T340] ___sys_sendmsg (net/socket.c:2670) 
[ 23.420394][ T340] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.420701][ T340] ? __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) 
[ 23.421097][ T340] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.421409][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.421718][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.422043][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.422352][ T340] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.422672][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.423004][ T340] __sys_sendmsg (net/socket.c:2700) 
[ 23.423303][ T340] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.423687][ T340] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.424027][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.424341][ T340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.424660][ T340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.425056][  T340] RIP: 0033:0x7f103204e1e7
[ 23.425375][ T340] 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)
[   23.426490][  T340] RSP: 002b:00007fff65a4b808 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.426967][  T340] RAX: ffffffffffffffda RBX: 00007fff65a4bf30 RCX: 00007f103204e1e7
[   23.427465][  T340] RDX: 0000000000000000 RSI: 00007fff65a4b870 RDI: 0000000000000005
[   23.427962][  T340] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   23.428436][  T340] R10: 000000002caba910 R11: 0000000000000246 R12: 0000000000000004
[   23.428915][  T340] R13: 00000000686e67ca R14: 0000000000499600 R15: 0000000000000000
| [   33.009948][  T433] ------------[ cut here ]------------
| [ 33.010305][ T433] WARNING: CPU: 2 PID: 433 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) 
| [   33.011017][  T433] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.013068][  T433] Tainted: [W]=WARN
[   33.013365][  T433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.013913][ T433] 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) 
[ 33.014254][ T433] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   33.015398][  T433] RSP: 0018:ffffc90000996ef0 EFLAGS: 00010246
[   33.015850][  T433] RAX: 0000000000000000 RBX: ffff88800ee12000 RCX: 0000000000000001
[   33.016437][  T433] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   33.016942][  T433] RBP: ffffc90000996fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.017411][  T433] R10: ffffc90000997010 R11: ffffffffaf379160 R12: 1ffff92000132de2
[   33.017903][  T433] R13: 00000000000005dc R14: ffffc90000997010 R15: ffff88800ee12f08
[   33.018382][  T433] FS:  00007f8b0cbd1800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   33.018981][  T433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.019380][  T433] CR2: 00000000004e5ce0 CR3: 000000000539a002 CR4: 0000000000772ef0
[   33.019946][  T433] PKRU: 55555554
[   33.020281][  T433] Call Trace:
[   33.020526][  T433]  <TASK>
[ 33.020705][ T433] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.021070][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.021403][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.021726][ T433] netif_set_mtu (net/core/dev.c:9652) 
[ 33.022054][ T433] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.022387][ T433] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.022644][ T433] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.023137][ T433] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.023515][ T433] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 33.023852][ T433] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.024173][ T433] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.024569][ T433] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.024965][ T433] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.025378][ T433] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.025719][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.026154][ T433] ? __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) 
[ 33.026495][ T433] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.027015][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.027339][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.027655][ T433] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.028002][ T433] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.028329][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.028657][ T433] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.029098][ T433] ? __create_object (mm/kmemleak.c:771) 
[ 33.029427][ T433] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.029750][ T433] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.030095][ T433] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.030486][ T433] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.030855][ T433] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.031192][ T433] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.031571][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.031996][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.032395][ T433] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.032848][ T433] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.033328][ T433] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.033726][ T433] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.034119][ T433] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.034451][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.034798][ T433] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.035124][ T433] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.035444][ T433] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.035797][ T433] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.036135][ T433] ? 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) 
[ 33.036454][ T433] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.036822][ T433] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.037186][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.037510][ T433] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.037859][ T433] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.038181][ T433] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.038508][ T433] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.038857][ T433] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.039179][ T433] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.039584][ T433] ___sys_sendmsg (net/socket.c:2670) 
[ 33.039941][ T433] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.040263][ T433] ? __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) 
[ 33.040662][ T433] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.041012][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.041333][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.041664][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.042007][ T433] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.042326][ T433] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.042665][ T433] __sys_sendmsg (net/socket.c:2700) 
[ 33.043012][ T433] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.043411][ T433] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.043736][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.044101][ T433] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.044432][ T433] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.044889][  T433] RIP: 0033:0x7f8b0cd9e1e7
[ 33.045343][ T433] 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)
[   33.046649][  T433] RSP: 002b:00007fff0ac10828 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.047218][  T433] RAX: ffffffffffffffda RBX: 00007fff0ac10f50 RCX: 00007f8b0cd9e1e7
[   33.047757][  T433] RDX: 0000000000000000 RSI: 00007fff0ac10890 RDI: 0000000000000005
[   33.048280][  T433] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.048841][  T433] R10: 000000002a118910 R11: 0000000000000246 R12: 0000000000000004
[   33.049320][  T433] R13: 00000000686e67d3 R14: 0000000000499600 R15: 0000000000000000
| [   33.592065][  T437] ------------[ cut here ]------------
| [ 33.592430][ T437] WARNING: CPU: 2 PID: 437 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) 
| [   33.593156][  T437] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.594564][  T437] Tainted: [W]=WARN
[   33.594854][  T437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.595302][ T437] 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) 
[ 33.595672][ T437] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   33.596894][  T437] RSP: 0018:ffffc900009e6ef0 EFLAGS: 00010246
[   33.597347][  T437] RAX: 0000000000000000 RBX: ffff88800ee12000 RCX: 0000000000000001
[   33.597876][  T437] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   33.598407][  T437] RBP: ffffc900009e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.598942][  T437] R10: ffffc900009e7010 R11: ffffffffaf379160 R12: 1ffff9200013cde2
[   33.599480][  T437] R13: 00000000000005dc R14: ffffc900009e7010 R15: ffff88800ee12f08
[   33.600026][  T437] FS:  00007f68e6494800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   33.600673][  T437] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.601150][  T437] CR2: 00000000004e5de8 CR3: 000000000ead3006 CR4: 0000000000772ef0
[   33.601683][  T437] PKRU: 55555554
[   33.601961][  T437] Call Trace:
[   33.602243][  T437]  <TASK>
[ 33.602429][ T437] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.602852][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.603233][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.603585][ T437] netif_set_mtu (net/core/dev.c:9652) 
[ 33.604090][ T437] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.604486][ T437] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.604820][ T437] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.605380][ T437] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.605857][ T437] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 33.606283][ T437] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.606650][ T437] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.607148][ T437] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.607484][ T437] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.607824][ T437] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.608171][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.608500][ T437] ? __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) 
[ 33.608839][ T437] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.609236][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.609573][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.609923][ T437] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.610260][ T437] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.610596][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.610956][ T437] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.611286][ T437] ? __create_object (mm/kmemleak.c:771) 
[ 33.611625][ T437] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.611965][ T437] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.612290][ T437] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.612706][ T437] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.613061][ T437] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.613402][ T437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.613721][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.614075][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.614404][ T437] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.614719][ T437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.615063][ T437] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.615386][ T437] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.615710][ T437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.616052][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.616389][ T437] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.616706][ T437] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.617040][ T437] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.617370][ T437] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.617688][ T437] ? 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) 
[ 33.618028][ T437] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.618352][ T437] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.618667][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.619003][ T437] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.619325][ T437] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.619642][ T437] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.619983][ T437] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.620309][ T437] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.620628][ T437] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.621042][ T437] ___sys_sendmsg (net/socket.c:2670) 
[ 33.621361][ T437] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.621679][ T437] ? __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) 
[ 33.622083][ T437] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.622405][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.622742][ T437] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.623086][ T437] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.623410][ T437] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.623728][ T437] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.624075][ T437] __sys_sendmsg (net/socket.c:2700) 
[ 33.624396][ T437] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.624796][ T437] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.625131][ T437] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.625458][ T437] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.625780][ T437] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.626191][  T437] RIP: 0033:0x7f68e66611e7
[ 33.626522][ T437] 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)
[   33.627637][  T437] RSP: 002b:00007ffcb1a31648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.628135][  T437] RAX: ffffffffffffffda RBX: 00007ffcb1a31d70 RCX: 00007f68e66611e7
[   33.628607][  T437] RDX: 0000000000000000 RSI: 00007ffcb1a316b0 RDI: 0000000000000005
[   33.629094][  T437] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.629565][  T437] R10: 000000002f005910 R11: 0000000000000246 R12: 0000000000000004
[   33.630059][  T437] R13: 00000000686e67d4 R14: 0000000000499600 R15: 0000000000000000
| [   34.100903][  T441] ------------[ cut here ]------------
| [ 34.101211][ T441] WARNING: CPU: 0 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) 
| [   34.101824][  T441] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.103092][  T441] Tainted: [W]=WARN
[   34.103324][  T441] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.103705][ 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) 
[ 34.104040][ T441] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   34.105136][  T441] RSP: 0018:ffffc90000a26ef0 EFLAGS: 00010246
[   34.105523][  T441] RAX: 0000000000000000 RBX: ffff88800ee12000 RCX: 0000000000000001
[   34.105993][  T441] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   34.106449][  T441] RBP: ffffc90000a26fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.106916][  T441] R10: ffffc90000a27010 R11: ffffffffaf379160 R12: 1ffff92000144de2
[   34.107371][  T441] R13: 00000000000005dc R14: ffffc90000a27010 R15: ffff88800ee12f08
[   34.107838][  T441] FS:  00007f05858b3800(0000) GS:ffff8880852b7000(0000) knlGS:0000000000000000
[   34.108368][  T441] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.108791][  T441] CR2: 00000000004e6890 CR3: 000000000ead3003 CR4: 0000000000772ef0
[   34.109255][  T441] PKRU: 55555554
[   34.109485][  T441] Call Trace:
[   34.109714][  T441]  <TASK>
[ 34.109883][ T441] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.110198][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.110516][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.110838][ T441] netif_set_mtu (net/core/dev.c:9652) 
[ 34.111152][ T441] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.111474][ T441] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.111714][ T441] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.112162][ T441] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.112542][ T441] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 34.112873][ T441] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.113196][ T441] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.113601][ T441] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.113946][ T441] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.114263][ T441] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.114587][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.114928][ 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) 
[ 34.115252][ T441] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.115641][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.115958][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.116266][ T441] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.116572][ T441] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.116890][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.117203][ T441] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.117502][ T441] ? __create_object (mm/kmemleak.c:771) 
[ 34.117817][ T441] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.118131][ T441] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.118442][ T441] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.118829][ T441] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.119145][ T441] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.119458][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.119771][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.120099][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.120408][ T441] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.120719][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.121033][ T441] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.121340][ T441] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.121648][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.121968][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.122282][ T441] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.122616][ T441] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.122937][ T441] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.123260][ T441] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.123561][ 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) 
[ 34.123877][ T441] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.124193][ T441] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.124495][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.124817][ T441] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.125129][ T441] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.125437][ T441] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.125750][ T441] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.126069][ T441] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.126372][ T441] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.126770][ T441] ___sys_sendmsg (net/socket.c:2670) 
[ 34.127086][ T441] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.127396][ 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) 
[ 34.127773][ T441] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.128090][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.128398][ T441] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.128706][ T441] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.129025][ 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) 
[ 34.129333][ T441] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.129649][ T441] __sys_sendmsg (net/socket.c:2700) 
[ 34.129957][ T441] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.130337][ T441] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.130664][ T441] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.130975][ T441] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.131292][ T441] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.131673][  T441] RIP: 0033:0x7f0585a801e7
[ 34.131997][ 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)
[   34.133110][  T441] RSP: 002b:00007ffd1f468918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.133583][  T441] RAX: ffffffffffffffda RBX: 00007ffd1f469040 RCX: 00007f0585a801e7
[   34.134053][  T441] RDX: 0000000000000000 RSI: 00007ffd1f468980 RDI: 0000000000000005
[   34.134619][  T441] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.135090][  T441] R10: 000000001acb3910 R11: 0000000000000246 R12: 0000000000000004
[   34.135556][  T441] R13: 00000000686e67d4 R14: 0000000000499600 R15: 0000000000000000
| [   34.413615][  T443] ------------[ cut here ]------------
| [ 34.413991][ T443] WARNING: CPU: 2 PID: 443 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) 
| [   34.414622][  T443] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.416300][  T443] Tainted: [W]=WARN
[   34.416718][  T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.417177][ T443] 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) 
[ 34.417512][ T443] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   34.418635][  T443] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   34.419056][  T443] RAX: 0000000000000000 RBX: ffff88800ee12000 RCX: 0000000000000001
[   34.419534][  T443] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   34.420017][  T443] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.420490][  T443] R10: ffffc900005a7010 R11: ffffffffaf379160 R12: 1ffff920000b4de2
[   34.420985][  T443] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff88800ee12f08
[   34.421466][  T443] FS:  00007f936aca3800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   34.422034][  T443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.422431][  T443] CR2: 00000000004e6890 CR3: 000000000e89a001 CR4: 0000000000772ef0
[   34.422925][  T443] PKRU: 55555554
[   34.423176][  T443] Call Trace:
[   34.423420][  T443]  <TASK>
[ 34.423592][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.423931][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.424266][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.424588][ T443] netif_set_mtu (net/core/dev.c:9652) 
[ 34.424923][ T443] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.425265][ T443] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.425510][ T443] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.425977][ T443] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.426347][ T443] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 34.426669][ T443] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.427001][ T443] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.427401][ T443] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.427732][ T443] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.428065][ T443] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.428391][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.428718][ T443] ? __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) 
[ 34.429072][ T443] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.429472][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.429815][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.430136][ T443] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.430460][ T443] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.430779][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.431112][ T443] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.431427][ T443] ? __create_object (mm/kmemleak.c:771) 
[ 34.431747][ T443] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.432076][ T443] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.432396][ T443] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.432813][ T443] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.433143][ T443] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.433468][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.433808][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.434134][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.434450][ T443] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.434765][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.435094][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.435413][ T443] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.435736][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.436069][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.436391][ T443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.436711][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.437042][ T443] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.437375][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.437693][ T443] ? 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) 
[ 34.438043][ T443] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.438366][ T443] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.438686][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.439024][ T443] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.439345][ T443] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.439664][ T443] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.440005][ T443] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.440334][ T443] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.440649][ T443] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.441067][ T443] ___sys_sendmsg (net/socket.c:2670) 
[ 34.441388][ T443] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.441704][ T443] ? __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) 
[ 34.442162][ T443] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.442503][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.442858][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.443182][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.443501][ T443] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.443832][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.444160][ T443] __sys_sendmsg (net/socket.c:2700) 
[ 34.444476][ T443] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.444880][ T443] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.445217][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.445542][ T443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.445909][ T443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.446312][  T443] RIP: 0033:0x7f936ae701e7
[ 34.446642][ T443] 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)
[   34.447756][  T443] RSP: 002b:00007ffc23e48c08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.448258][  T443] RAX: ffffffffffffffda RBX: 00007ffc23e49330 RCX: 00007f936ae701e7
[   34.448745][  T443] RDX: 0000000000000000 RSI: 00007ffc23e48c70 RDI: 0000000000000005
[   34.449226][  T443] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.449707][  T443] R10: 000000003ad2d910 R11: 0000000000000246 R12: 0000000000000004
[   34.450204][  T443] R13: 00000000686e67d5 R14: 0000000000499600 R15: 0000000000000000
| [   34.804530][  T446] ------------[ cut here ]------------
| [ 34.804860][ T446] WARNING: CPU: 3 PID: 446 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) 
| [   34.805488][  T446] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   34.806764][  T446] Tainted: [W]=WARN
[   34.807006][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.807396][ T446] 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) 
[ 34.807715][ T446] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   34.808821][  T446] RSP: 0018:ffffc90000a66ef0 EFLAGS: 00010246
[   34.809211][  T446] RAX: 0000000000000000 RBX: ffff88800ee12000 RCX: 0000000000000001
[   34.809673][  T446] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   34.810140][  T446] RBP: ffffc90000a66fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.810604][  T446] R10: ffffc90000a67010 R11: ffffffffafca8918 R12: 1ffff9200014cde2
[   34.811084][  T446] R13: 00000000000005dc R14: ffffc90000a67010 R15: ffff88800ee12f08
[   34.811542][  T446] FS:  00007f066721f800(0000) GS:ffff888085437000(0000) knlGS:0000000000000000
[   34.812088][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.812494][  T446] CR2: 00000000004e6890 CR3: 0000000004d77006 CR4: 0000000000772ef0
[   34.813010][  T446] PKRU: 55555554
[   34.813262][  T446] Call Trace:
[   34.813491][  T446]  <TASK>
[ 34.813666][ T446] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.814002][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.814325][ T446] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.814633][ T446] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.815030][ T446] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.815349][ T446] netif_set_mtu (net/core/dev.c:9652) 
[ 34.815659][ T446] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.815986][ T446] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.816428][ T446] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.816674][ T446] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.817126][ T446] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.817505][ T446] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 34.817853][ T446] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.818185][ T446] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.818589][ T446] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.818923][ T446] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.819232][ T446] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.819559][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.819896][ T446] ? __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) 
[ 34.820229][ T446] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.820623][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.820976][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.821300][ T446] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.821612][ T446] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.821937][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.822246][ T446] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.822571][ T446] ? __create_object (mm/kmemleak.c:771) 
[ 34.822909][ T446] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.823233][ T446] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.823540][ T446] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.823956][ T446] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.824279][ T446] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.824607][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.824922][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.825242][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.825550][ T446] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.825862][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.826176][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.826480][ T446] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.826818][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.827130][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.827443][ T446] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.827750][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.828086][ T446] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.828404][ T446] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.828705][ T446] ? 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) 
[ 34.829024][ T446] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.829341][ T446] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.829650][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.829968][ T446] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.830276][ T446] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.830583][ T446] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.830901][ T446] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.831227][ T446] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.831532][ T446] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.831953][ T446] ___sys_sendmsg (net/socket.c:2670) 
[ 34.832255][ T446] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.832588][ T446] ? __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) 
[ 34.832991][ T446] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.833318][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.833629][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.833951][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.834254][ T446] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.834568][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.834911][ T446] __sys_sendmsg (net/socket.c:2700) 
[ 34.835229][ T446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.835608][ T446] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.835935][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.836257][ T446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.836573][ T446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.837252][  T446] RIP: 0033:0x7f06673ec1e7
[ 34.837823][ T446] 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)
[   34.839769][  T446] RSP: 002b:00007ffd0071c078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.840607][  T446] RAX: ffffffffffffffda RBX: 00007ffd0071c7a0 RCX: 00007f06673ec1e7
[   34.841433][  T446] RDX: 0000000000000000 RSI: 00007ffd0071c0e0 RDI: 0000000000000005
[   34.842261][  T446] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   34.843097][  T446] R10: 000000001d33f910 R11: 0000000000000246 R12: 0000000000000004
[   34.843922][  T446] R13: 00000000686e67d5 R14: 0000000000499600 R15: 0000000000000000
| [   63.173294][  T660] ------------[ cut here ]------------
| [ 63.173662][ T660] WARNING: CPU: 0 PID: 660 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) 
| [   63.174561][  T660] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   63.177323][  T660] Tainted: [W]=WARN
[   63.177605][  T660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 63.178052][ T660] 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) 
[ 63.178420][ T660] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   63.179663][  T660] RSP: 0018:ffffc9000118ef70 EFLAGS: 00010246
[   63.180076][  T660] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   63.180595][  T660] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   63.181098][  T660] RBP: ffffc9000118f058 R08: 0000000000000000 R09: 0000000000000000
[   63.181594][  T660] R10: ffffc9000118f088 R11: ffffffffab200130 R12: 1ffff92000231df2
[   63.182090][  T660] R13: 00000000000005dc R14: ffffc9000118f088 R15: ffff88800ab82f08
[   63.182612][  T660] FS:  00007f938166f800(0000) GS:ffff8880852b7000(0000) knlGS:0000000000000000
[   63.183211][  T660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.183648][  T660] CR2: 00000000004e5ab0 CR3: 000000000e7d7001 CR4: 0000000000772ef0
[   63.184157][  T660] PKRU: 55555554
[   63.184447][  T660] Call Trace:
[   63.184718][  T660]  <TASK>
[ 63.184901][ T660] ? __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) 
[ 63.185333][ T660] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 63.185761][ T660] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 63.186111][ T660] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 63.186446][ T660] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 63.187044][ T660] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 63.187390][ T660] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 63.187735][ T660] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 63.188082][ T660] ? ___sys_sendmsg (net/socket.c:2670) 
[ 63.188669][ T660] ? __sys_sendmsg (net/socket.c:2700) 
[ 63.189009][ T660] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 63.189357][ T660] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 63.189759][ T660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.190116][ T660] netif_set_mtu (net/core/dev.c:9652) 
[ 63.190458][ T660] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 63.190812][ T660] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 63.191115][ T660] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 63.191813][ T660] br_del_if (net/bridge/br_if.c:743) bridge 
[ 63.192176][ T660] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 63.192515][ T660] do_set_master (net/core/rtnetlink.c:2932) 
[ 63.193103][ T660] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 63.193444][ T660] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 63.193892][ T660] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 63.194239][ T660] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 63.194803][ T660] ? __kernel_text_address (kernel/extable.c:79) 
[ 63.195145][ T660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.195489][ T660] ? __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) 
[ 63.195821][ T660] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 63.196464][ T660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.196822][ T660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.197149][ T660] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 63.197482][ T660] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 63.198064][ T660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.198416][ T660] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 63.198754][ T660] ? __create_object (mm/kmemleak.c:771) 
[ 63.199088][ T660] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 63.199653][ T660] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 63.199999][ T660] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 63.200416][ T660] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 63.200767][ T660] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 63.201343][ T660] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.201706][ T660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.202071][ T660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.202418][ T660] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 63.203002][ T660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.203348][ T660] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.203681][ T660] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 63.204044][ T660] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.204653][ T660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.205000][ T660] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 63.205389][ T660] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.205731][ T660] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 63.206110][ T660] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 63.206440][ T660] ? 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) 
[ 63.206770][ T660] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 63.207122][ T660] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 63.207687][ T660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.208034][ T660] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 63.208375][ T660] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 63.208727][ T660] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 63.209057][ T660] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 63.209378][ T660] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 63.209724][ T660] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 63.210362][ T660] ___sys_sendmsg (net/socket.c:2670) 
[ 63.210696][ T660] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 63.211080][ T660] ? __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) 
[ 63.211513][ T660] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 63.211845][ T660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.212195][ T660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.212567][ T660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.212906][ T660] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 63.213457][ T660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.213815][ T660] __sys_sendmsg (net/socket.c:2700) 
[ 63.214156][ T660] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 63.214570][ T660] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 63.214934][ T660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.215262][ T660] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 63.215595][ T660] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   63.216010][  T660] RIP: 0033:0x7f938183c1e7
[ 63.216600][ T660] 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)
[   63.217851][  T660] RSP: 002b:00007ffe39c9d7d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   63.218352][  T660] RAX: ffffffffffffffda RBX: 00007ffe39c9df00 RCX: 00007f938183c1e7
[   63.218847][  T660] RDX: 0000000000000000 RSI: 00007ffe39c9d840 RDI: 0000000000000005
[   63.219578][  T660] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   63.220102][  T660] R10: 00007f9381739ee8 R11: 0000000000000246 R12: 0000000000000003
[   63.220609][  T660] R13: 00000000686e67f1 R14: 0000000000499600 R15: 0000000000000000
| [   63.653756][  T663] ------------[ cut here ]------------
| [ 63.654724][ T663] WARNING: CPU: 2 PID: 663 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) 
| [   63.655896][  T663] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   63.658382][  T663] Tainted: [W]=WARN
[   63.658870][  T663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 63.659595][ T663] 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) 
[ 63.660205][ T663] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   63.662288][  T663] RSP: 0018:ffffc9000130ef70 EFLAGS: 00010246
[   63.663083][  T663] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   63.663965][  T663] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   63.664873][  T663] RBP: ffffc9000130f058 R08: 0000000000000000 R09: 0000000000000000
[   63.665763][  T663] R10: ffffc9000130f088 R11: ffffffffaf379160 R12: 1ffff92000261df2
[   63.666633][  T663] R13: 00000000000005dc R14: ffffc9000130f088 R15: ffff88800ab82f08
[   63.667565][  T663] FS:  00007f8d8f53b800(0000) GS:ffff8880853b7000(0000) knlGS:0000000000000000
[   63.668641][  T663] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.669426][  T663] CR2: 00000000004e5aa8 CR3: 0000000009b17005 CR4: 0000000000772ef0
[   63.670348][  T663] PKRU: 55555554
[   63.670838][  T663] Call Trace:
[   63.671302][  T663]  <TASK>
[ 63.671617][ T663] ? __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) 
[ 63.672398][ T663] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 63.673118][ T663] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 63.673734][ T663] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 63.674352][ T663] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 63.674981][ T663] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 63.675579][ T663] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 63.676219][ T663] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 63.676873][ T663] ? ___sys_sendmsg (net/socket.c:2670) 
[ 63.677504][ T663] ? __sys_sendmsg (net/socket.c:2700) 
[ 63.678161][ T663] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 63.678812][ T663] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 63.679578][ T663] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.680197][ T663] netif_set_mtu (net/core/dev.c:9652) 
[ 63.680799][ T663] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 63.681424][ T663] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 63.681943][ T663] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 63.682748][ T663] br_del_if (net/bridge/br_if.c:743) bridge 
[ 63.683170][ T663] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 63.683547][ T663] do_set_master (net/core/rtnetlink.c:2932) 
[ 63.683926][ T663] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 63.684295][ T663] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 63.684757][ T663] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 63.685126][ T663] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 63.685481][ T663] ? __kernel_text_address (kernel/extable.c:79) 
[ 63.685860][ T663] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.686218][ T663] ? __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) 
[ 63.686620][ T663] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 63.687093][ T663] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.687480][ T663] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.687861][ T663] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 63.688249][ T663] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 63.688643][ T663] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.689020][ T663] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 63.689408][ T663] ? __create_object (mm/kmemleak.c:771) 
[ 63.689817][ T663] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 63.690205][ T663] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 63.690596][ T663] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 63.691097][ T663] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 63.691483][ T663] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 63.691861][ T663] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.692243][ T663] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.692637][ T663] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.693038][ T663] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 63.693403][ T663] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.693818][ T663] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.694228][ T663] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 63.694624][ T663] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.695013][ T663] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.695364][ T663] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 63.695738][ T663] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.696170][ T663] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 63.696588][ T663] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 63.696972][ T663] ? 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) 
[ 63.697350][ T663] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 63.697748][ T663] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 63.698125][ T663] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.698502][ T663] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 63.698902][ T663] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 63.699286][ T663] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 63.699686][ T663] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 63.700068][ T663] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 63.700449][ T663] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 63.700933][ T663] ___sys_sendmsg (net/socket.c:2670) 
[ 63.701275][ T663] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 63.701634][ T663] ? __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) 
[ 63.702094][ T663] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 63.702463][ T663] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.702902][ T663] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.703282][ T663] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.703669][ T663] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 63.704057][ T663] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.704440][ T663] __sys_sendmsg (net/socket.c:2700) 
[ 63.704813][ T663] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 63.705320][ T663] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 63.705734][ T663] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.706166][ T663] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 63.706558][ T663] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   63.707062][  T663] RIP: 0033:0x7f8d8f7081e7
[ 63.707455][ T663] 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)
[   63.708804][  T663] RSP: 002b:00007ffc0e4e03e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   63.709375][  T663] RAX: ffffffffffffffda RBX: 00007ffc0e4e0b10 RCX: 00007f8d8f7081e7
[   63.709932][  T663] RDX: 0000000000000000 RSI: 00007ffc0e4e0450 RDI: 0000000000000005
[   63.710512][  T663] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   63.711103][  T663] R10: 00007f8d8f605ee8 R11: 0000000000000246 R12: 0000000000000003
[   63.711695][  T663] R13: 00000000686e67f2 R14: 0000000000499600 R15: 0000000000000000
| [   63.998898][  T665] ------------[ cut here ]------------
| [ 63.999261][ T665] WARNING: CPU: 0 PID: 665 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) 
| [   63.999977][  T665] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   64.001331][  T665] Tainted: [W]=WARN
[   64.001661][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 64.002051][ T665] 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) 
[ 64.002383][ T665] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   64.003653][  T665] RSP: 0000:ffffc9000132ef70 EFLAGS: 00010246
[   64.004102][  T665] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   64.004592][  T665] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   64.005154][  T665] RBP: ffffc9000132f058 R08: 0000000000000000 R09: 0000000000000000
[   64.005713][  T665] R10: ffffc9000132f088 R11: ffffffffaf379160 R12: 1ffff92000265df2
[   64.006268][  T665] R13: 00000000000005dc R14: ffffc9000132f088 R15: ffff88800ab82f08
[   64.006877][  T665] FS:  00007f94655da800(0000) GS:ffff8880852b7000(0000) knlGS:0000000000000000
[   64.007561][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.008049][  T665] CR2: 00007f94658d5b8d CR3: 000000000bd68001 CR4: 0000000000772ef0
[   64.008616][  T665] PKRU: 55555554
[   64.008926][  T665] Call Trace:
[   64.009225][  T665]  <TASK>
[ 64.009427][ T665] ? __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) 
[ 64.009844][ T665] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 64.010219][ T665] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 64.010540][ T665] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 64.010859][ T665] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 64.011195][ T665] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 64.011581][ T665] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 64.011981][ T665] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 64.012404][ T665] ? ___sys_sendmsg (net/socket.c:2670) 
[ 64.012871][ T665] ? __sys_sendmsg (net/socket.c:2700) 
[ 64.013388][ T665] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 64.013924][ T665] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 64.014343][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.014765][ T665] netif_set_mtu (net/core/dev.c:9652) 
[ 64.015098][ T665] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 64.015436][ T665] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 64.015781][ T665] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 64.016372][ T665] br_del_if (net/bridge/br_if.c:743) bridge 
[ 64.016798][ T665] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 64.017117][ T665] do_set_master (net/core/rtnetlink.c:2932) 
[ 64.017546][ T665] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 64.017884][ T665] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 64.018286][ T665] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 64.018602][ T665] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 64.018974][ T665] ? __kernel_text_address (kernel/extable.c:79) 
[ 64.019352][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.019670][ T665] ? __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) 
[ 64.019998][ T665] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 64.020510][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.020909][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.021217][ T665] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 64.021671][ T665] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 64.022085][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.022419][ T665] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 64.022812][ T665] ? __create_object (mm/kmemleak.c:771) 
[ 64.023247][ T665] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 64.023580][ T665] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 64.024001][ T665] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 64.024511][ T665] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 64.024842][ T665] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 64.025269][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.025619][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.025947][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.026299][ T665] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 64.026719][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.027121][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.027538][ T665] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 64.027879][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.028302][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.028622][ T665] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 64.029041][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.029475][ T665] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 64.029879][ T665] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 64.030281][ T665] ? 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) 
[ 64.030607][ T665] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 64.031023][ T665] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 64.031439][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.031852][ T665] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 64.032214][ T665] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 64.032601][ T665] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 64.032943][ T665] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 64.033423][ T665] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 64.033854][ T665] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 64.034268][ T665] ___sys_sendmsg (net/socket.c:2670) 
[ 64.034652][ T665] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 64.034984][ T665] ? __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) 
[ 64.035414][ T665] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 64.035845][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.036169][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.036593][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.037004][ T665] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 64.037492][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.037978][ T665] __sys_sendmsg (net/socket.c:2700) 
[ 64.038421][ T665] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 64.038858][ T665] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 64.039279][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.039668][ T665] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 64.040025][ T665] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   64.040512][  T665] RIP: 0033:0x7f94657a71e7
[ 64.041011][ T665] 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)
[   64.042292][  T665] RSP: 002b:00007fff7c0792f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   64.042770][  T665] RAX: ffffffffffffffda RBX: 00007fff7c079a20 RCX: 00007f94657a71e7
[   64.043422][  T665] RDX: 0000000000000000 RSI: 00007fff7c079360 RDI: 0000000000000005
[   64.043949][  T665] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   64.044529][  T665] R10: 00007f94656a4ee8 R11: 0000000000000246 R12: 0000000000000003
[   64.045144][  T665] R13: 00000000686e67f2 R14: 0000000000499600 R15: 0000000000000000
| [   64.545090][  T669] ------------[ cut here ]------------
| [ 64.545460][ T669] WARNING: CPU: 3 PID: 669 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) 
| [   64.546134][  T669] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   64.547418][  T669] Tainted: [W]=WARN
[   64.547656][  T669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 64.548089][ T669] 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) 
[ 64.548409][ T669] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   64.549590][  T669] RSP: 0018:ffffc9000135ef70 EFLAGS: 00010246
[   64.549987][  T669] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   64.550477][  T669] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   64.550946][  T669] RBP: ffffc9000135f058 R08: 0000000000000000 R09: 0000000000000000
[   64.551416][  T669] R10: ffffc9000135f088 R11: ffffffffaf379160 R12: 1ffff9200026bdf2
[   64.551946][  T669] R13: 00000000000005dc R14: ffffc9000135f088 R15: ffff88800ab82f08
[   64.552434][  T669] FS:  00007f6f632f4800(0000) GS:ffff888085437000(0000) knlGS:0000000000000000
[   64.553144][  T669] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.553558][  T669] CR2: 00000000004e5de8 CR3: 000000000d4d1002 CR4: 0000000000772ef0
[   64.554278][  T669] PKRU: 55555554
[   64.554522][  T669] Call Trace:
[   64.554754][  T669]  <TASK>
[ 64.555143][ T669] ? __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) 
[ 64.555531][ T669] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 64.556004][ T669] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 64.556318][ T669] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 64.556640][ T669] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 64.556956][ T669] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 64.557271][ T669] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 64.557574][ T669] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 64.557921][ T669] ? ___sys_sendmsg (net/socket.c:2670) 
[ 64.558226][ T669] ? __sys_sendmsg (net/socket.c:2700) 
[ 64.558527][ T669] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 64.558842][ T669] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 64.559258][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.559578][ T669] netif_set_mtu (net/core/dev.c:9652) 
[ 64.559911][ T669] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 64.560232][ T669] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 64.560463][ T669] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 64.560896][ T669] br_del_if (net/bridge/br_if.c:743) bridge 
[ 64.561235][ T669] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 64.561539][ T669] do_set_master (net/core/rtnetlink.c:2932) 
[ 64.561857][ T669] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 64.562174][ T669] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 64.562576][ T669] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 64.562895][ T669] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 64.563202][ T669] ? __kernel_text_address (kernel/extable.c:79) 
[ 64.563519][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.563838][ T669] ? __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) 
[ 64.564147][ T669] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 64.564567][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.564907][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.565216][ T669] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 64.565519][ T669] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 64.565837][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.566142][ T669] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 64.566467][ T669] ? __create_object (mm/kmemleak.c:771) 
[ 64.566779][ T669] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 64.567114][ T669] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 64.567423][ T669] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 64.567814][ T669] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 64.568128][ T669] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 64.568480][ T669] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.568799][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.569118][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.569446][ T669] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 64.569756][ T669] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.570074][ T669] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.570389][ T669] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 64.570695][ T669] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.571017][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.571330][ T669] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 64.571643][ T669] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.571965][ T669] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 64.572279][ T669] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 64.572600][ T669] ? 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) 
[ 64.572950][ T669] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 64.573286][ T669] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 64.573592][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.573916][ T669] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 64.574232][ T669] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 64.574535][ T669] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 64.574863][ T669] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 64.575179][ T669] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 64.575481][ T669] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 64.575880][ T669] ___sys_sendmsg (net/socket.c:2670) 
[ 64.576187][ T669] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 64.576498][ T669] ? __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) 
[ 64.576889][ T669] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 64.577199][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.577561][ T669] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.577887][ T669] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.578197][ T669] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 64.578501][ T669] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.578831][ T669] __sys_sendmsg (net/socket.c:2700) 
[ 64.579141][ T669] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 64.579521][ T669] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 64.579847][ T669] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.580159][ T669] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 64.580469][ T669] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   64.580858][  T669] RIP: 0033:0x7f6f634c11e7
[ 64.581186][ T669] 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)
[   64.582310][  T669] RSP: 002b:00007fffe9493fa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   64.582807][  T669] RAX: ffffffffffffffda RBX: 00007fffe94946d0 RCX: 00007f6f634c11e7
[   64.583274][  T669] RDX: 0000000000000000 RSI: 00007fffe9494010 RDI: 0000000000000005
[   64.583730][  T669] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   64.584195][  T669] R10: 00007f6f633beee8 R11: 0000000000000246 R12: 0000000000000003
[   64.584651][  T669] R13: 00000000686e67f3 R14: 0000000000499600 R15: 0000000000000000
| [   65.112662][  T673] ------------[ cut here ]------------
| [ 65.113446][ T673] WARNING: CPU: 0 PID: 673 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) 
| [   65.114097][  T673] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   65.115391][  T673] Tainted: [W]=WARN
[   65.115642][  T673] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 65.116065][ T673] 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) 
[ 65.116418][ T673] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   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 fa 61 7b 00       	call   0x7b621b
  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
[   65.117532][  T673] RSP: 0018:ffffc9000137ef70 EFLAGS: 00010246
[   65.117933][  T673] RAX: 0000000000000000 RBX: ffff88800ab82000 RCX: 0000000000000001
[   65.118393][  T673] RDX: 0000000000000000 RSI: ffffffffaee9b939 RDI: ffffffffae6555e0
[   65.118855][  T673] RBP: ffffc9000137f058 R08: 0000000000000000 R09: 0000000000000000
[   65.119314][  T673] R10: ffffc9000137f088 R11: ffffffffaf379160 R12: 1ffff9200026fdf2
[   65.119775][  T673] R13: 00000000000005dc R14: ffffc9000137f088 R15: ffff88800ab82f08
[   65.120249][  T673] FS:  00007fb248ffe800(0000) GS:ffff8880852b7000(0000) knlGS:0000000000000000
[   65.120833][  T673] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.121229][  T673] CR2: 00000000004e5ce0 CR3: 000000000ea50004 CR4: 0000000000772ef0
[   65.121685][  T673] PKRU: 55555554
[   65.121927][  T673] Call Trace:
[   65.122160][  T673]  <TASK>
[ 65.122316][ T673] ? __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) 
[ 65.122712][ T673] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 65.123082][ T673] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 65.123392][ T673] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 65.123701][ T673] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 65.124021][ T673] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 65.124375][ T673] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 65.124682][ T673] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 65.125014][ T673] ? ___sys_sendmsg (net/socket.c:2670) 
[ 65.125324][ T673] ? __sys_sendmsg (net/socket.c:2700) 
[ 65.125639][ T673] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 65.125952][ T673] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 65.126332][ T673] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.126652][ T673] netif_set_mtu (net/core/dev.c:9652) 
[ 65.126971][ T673] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 65.127294][ T673] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 65.127528][ T673] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 65.127967][ T673] br_del_if (net/bridge/br_if.c:743) bridge 
[ 65.128345][ T673] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 65.128708][ T673] do_set_master (net/core/rtnetlink.c:2932) 
[ 65.129073][ T673] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 65.129386][ T673] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 65.129826][ T673] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 65.130149][ T673] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 65.130473][ T673] ? __kernel_text_address (kernel/extable.c:79) 
[ 65.130815][ T673] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.131140][ T673] ? __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) 
[ 65.131461][ T673] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 65.131890][ T673] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.132217][ T673] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.132584][ T673] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 65.132935][ T673] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 65.133270][ T673] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.133583][ T673] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 65.133897][ T673] ? __create_object (mm/kmemleak.c:771) 
[ 65.134208][ T673] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 65.134517][ T673] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 65.134833][ T673] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 65.135220][ T673] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 65.135535][ T673] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 65.135862][ T673] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 65.136172][ T673] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.136528][ T673] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.136862][ T673] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 65.137165][ T673] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 65.137475][ T673] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 65.137780][ T673] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 65.138097][ T673] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 65.138419][ T673] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.138730][ T673] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 65.139043][ T673] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 65.139348][ T673] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 65.139664][ T673] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 65.139974][ T673] ? 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) 
[ 65.140320][ T673] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 65.140632][ T673] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 65.140956][ T673] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.141265][ T673] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 65.141576][ T673] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 65.141888][ T673] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 65.142203][ T673] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 65.142518][ T673] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 65.142854][ T673] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 65.143246][ T673] ___sys_sendmsg (net/socket.c:2670) 
[ 65.143549][ T673] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 65.143861][ T673] ? __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) 
[ 65.144247][ T673] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 65.144585][ T673] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.144915][ T673] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.145231][ T673] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.145536][ T673] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 65.145850][ T673] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 65.146160][ T673] __sys_sendmsg (net/socket.c:2700) 
[ 65.146463][ T673] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 65.146851][ T673] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 65.147169][ T673] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.147485][ T673] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 65.147832][ T673] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   65.148229][  T673] RIP: 0033:0x7fb2491cb1e7
[ 65.148577][ T673] 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)
[   65.149685][  T673] RSP: 002b:00007ffd48cd5478 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   65.150162][  T673] RAX: ffffffffffffffda RBX: 00007ffd48cd5ba0 RCX: 00007fb2491cb1e7
[   65.150618][  T673] RDX: 0000000000000000 RSI: 00007ffd48cd54e0 RDI: 0000000000000005
[   65.151077][  T673] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   65.151534][  T673] R10: 00007fb2490c8ee8 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