======================================
| [   24.044552][  T347] br1: port 1(vx10) entered forwarding state
| [   24.045884][  T347] ------------[ cut here ]------------
| [ 24.046779][ T347] WARNING: CPU: 3 PID: 347 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) 
| [   24.047450][  T347] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   24.048795][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.049213][ T347] 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) 
[ 24.049546][ T347] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.050853][  T347] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[   24.051292][  T347] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[   24.051781][  T347] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   24.052277][  T347] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.052769][  T347] R10: ffffc900005f7010 R11: ffffffff8d6a8918 R12: 1ffff920000bede2
[   24.053269][  T347] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff888018ec2f08
[   24.053752][  T347] FS:  00007ff283495800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[   24.054352][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.054770][  T347] CR2: 00000000004e5ce0 CR3: 00000000094a0006 CR4: 0000000000772ef0
[   24.055269][  T347] PKRU: 55555554
[   24.055528][  T347] Call Trace:
[   24.055772][  T347]  <TASK>
[ 24.055943][ T347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.056279][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.056610][ T347] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.056933][ T347] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.057345][ T347] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.057671][ T347] netif_set_mtu (net/core/dev.c:9652) 
[ 24.058013][ T347] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.058367][ T347] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.058839][ T347] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.059085][ T347] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.059544][ T347] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.059915][ T347] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.060271][ T347] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.060600][ T347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.061027][ T347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.061367][ T347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.061689][ T347] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.062019][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.062366][ T347] ? __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) 
[ 24.062696][ T347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.063097][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.063431][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.063754][ T347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.064075][ T347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.064422][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.064746][ T347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.065065][ T347] ? __create_object (mm/kmemleak.c:771) 
[ 24.065404][ T347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.065729][ T347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.066048][ T347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.066455][ T347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.066784][ T347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.067110][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.067437][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.067770][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.068096][ T347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.068424][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.068748][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.069071][ T347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.069406][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.069737][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.070069][ T347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.070417][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.070746][ T347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.071078][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.071407][ T347] ? 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) 
[ 24.071730][ T347] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.072053][ T347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.072389][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.072749][ T347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.073086][ T347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.073419][ T347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.073752][ T347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.074079][ T347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.074407][ T347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.074820][ T347] ___sys_sendmsg (net/socket.c:2670) 
[ 24.075148][ T347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.075476][ T347] ? __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) 
[ 24.075877][ T347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.076210][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.076534][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.076860][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.077189][ T347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.077509][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.077839][ T347] __sys_sendmsg (net/socket.c:2700) 
[ 24.078174][ T347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.078579][ T347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.078915][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.079254][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.079577][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.079976][  T347] RIP: 0033:0x7ff2836621e7
[ 24.080371][ T347] 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)
[   24.081510][  T347] RSP: 002b:00007ffe086f1818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.082006][  T347] RAX: ffffffffffffffda RBX: 00007ffe086f1f40 RCX: 00007ff2836621e7
[   24.082517][  T347] RDX: 0000000000000000 RSI: 00007ffe086f1880 RDI: 0000000000000005
[   24.083002][  T347] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.083503][  T347] R10: 000000000ef67910 R11: 0000000000000246 R12: 0000000000000004
[   24.083988][  T347] R13: 00000000686e0a55 R14: 0000000000499600 R15: 0000000000000000
| [   24.632795][  T352] ------------[ cut here ]------------
| [ 24.633116][ T352] WARNING: CPU: 2 PID: 352 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) 
| [   24.634899][  T352] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.636222][  T352] Tainted: [W]=WARN
[   24.636485][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.636876][ T352] 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) 
[ 24.637213][ T352] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.638319][  T352] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   24.638718][  T352] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[   24.639192][  T352] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   24.639659][  T352] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.640129][  T352] R10: ffffc900005a7010 R11: ffffffff8d6a8918 R12: 1ffff920000b4de2
[   24.640631][  T352] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff888018ec2f08
[   24.641098][  T352] FS:  00007f5c86fad800(0000) GS:ffff8880a79b7000(0000) knlGS:0000000000000000
[   24.641652][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.642047][  T352] CR2: 00000000004e5de8 CR3: 0000000009f9b005 CR4: 0000000000772ef0
[   24.642528][  T352] PKRU: 55555554
[   24.642779][  T352] Call Trace:
[   24.643023][  T352]  <TASK>
[ 24.643206][ T352] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.643525][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.643854][ T352] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.644193][ T352] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.644588][ T352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.644910][ T352] netif_set_mtu (net/core/dev.c:9652) 
[ 24.645241][ T352] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.645581][ T352] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.646023][ T352] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.646280][ T352] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.646716][ T352] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.647083][ T352] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.647413][ T352] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.647736][ T352] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.648146][ T352] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.648467][ T352] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.648788][ T352] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.649118][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.649469][ T352] ? __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) 
[ 24.649790][ T352] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.650198][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.650517][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.650832][ T352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.651158][ T352] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.651477][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.651803][ T352] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.652115][ T352] ? __create_object (mm/kmemleak.c:771) 
[ 24.652448][ T352] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.652767][ T352] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.653084][ T352] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.653486][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.653813][ T352] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.654146][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.654476][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.654801][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.655121][ T352] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.655444][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.655766][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.656082][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.656413][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.656739][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.657064][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.657394][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.657712][ T352] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.658058][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.658383][ T352] ? 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) 
[ 24.658706][ T352] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.659034][ T352] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.659360][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.659687][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.660009][ T352] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.660348][ T352] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.660676][ T352] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.660995][ T352] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.661321][ T352] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.661750][ T352] ___sys_sendmsg (net/socket.c:2670) 
[ 24.662089][ T352] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.662434][ T352] ? __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) 
[ 24.662862][ T352] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.663207][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.663543][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.663866][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.664217][ T352] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.664533][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.664872][ T352] __sys_sendmsg (net/socket.c:2700) 
[ 24.665214][ T352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.665607][ T352] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.665938][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.666300][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.666663][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.667067][  T352] RIP: 0033:0x7f5c8717a1e7
[ 24.667405][ T352] 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)
[   24.668542][  T352] RSP: 002b:00007ffdf324d8e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.669037][  T352] RAX: ffffffffffffffda RBX: 00007ffdf324e010 RCX: 00007f5c8717a1e7
[   24.669544][  T352] RDX: 0000000000000000 RSI: 00007ffdf324d950 RDI: 0000000000000005
[   24.670016][  T352] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.670533][  T352] R10: 00000000107f8910 R11: 0000000000000246 R12: 0000000000000004
[   24.671028][  T352] R13: 00000000686e0a56 R14: 0000000000499600 R15: 0000000000000000
| [   24.955841][  T354] ------------[ cut here ]------------
| [ 24.956463][ T354] WARNING: CPU: 2 PID: 354 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) 
| [   24.957268][  T354] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.958703][  T354] Tainted: [W]=WARN
[   24.958954][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.959416][ T354] 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) 
[ 24.959816][ T354] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.961217][  T354] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   24.961706][  T354] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[   24.962291][  T354] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   24.962883][  T354] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.963465][  T354] R10: ffffc900005a7010 R11: ffffffff8d6a8918 R12: 1ffff920000b4de2
[   24.964062][  T354] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff888018ec2f08
[   24.964671][  T354] FS:  00007f5d35dbc800(0000) GS:ffff8880a79b7000(0000) knlGS:0000000000000000
[   24.965454][  T354] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.965956][  T354] CR2: 00000000004e5aa8 CR3: 0000000005436005 CR4: 0000000000772ef0
[   24.966553][  T354] PKRU: 55555554
[   24.966850][  T354] Call Trace:
[   24.967173][  T354]  <TASK>
[ 24.967375][ T354] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.967741][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.968108][ T354] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.968492][ T354] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.968931][ T354] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.969346][ T354] netif_set_mtu (net/core/dev.c:9652) 
[ 24.969767][ T354] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.970183][ T354] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.970704][ T354] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.970994][ T354] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.971520][ T354] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.971974][ T354] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.972449][ T354] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.972882][ T354] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.973453][ T354] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.973821][ T354] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.974166][ T354] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.974551][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.974944][ T354] ? __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) 
[ 24.975339][ T354] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.975844][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.976254][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.976637][ T354] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.977036][ T354] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.977461][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.977813][ T354] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.978203][ T354] ? __create_object (mm/kmemleak.c:771) 
[ 24.978577][ T354] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.978928][ T354] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.979297][ T354] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.979810][ T354] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.980254][ T354] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.980661][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.981045][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.981482][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.981871][ T354] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.982279][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.982682][ T354] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.983082][ T354] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.983489][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.983930][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.984347][ T354] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.984764][ T354] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.985248][ T354] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.985687][ T354] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.986087][ T354] ? 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) 
[ 24.986512][ T354] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.986936][ T354] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.987317][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.987704][ T354] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.988047][ T354] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.988443][ T354] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.988783][ T354] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.989171][ T354] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.989553][ T354] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.990016][ T354] ___sys_sendmsg (net/socket.c:2670) 
[ 24.990390][ T354] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.990752][ T354] ? __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) 
[ 24.991212][ T354] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.991574][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.991931][ T354] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.992346][ T354] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.992753][ T354] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.993195][ T354] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.993616][ T354] __sys_sendmsg (net/socket.c:2700) 
[ 24.994055][ T354] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.994526][ T354] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.994880][ T354] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.995231][ T354] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.995589][ T354] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.996047][  T354] RIP: 0033:0x7f5d35f891e7
[ 24.996468][ T354] 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)
[   24.997749][  T354] RSP: 002b:00007ffd09920598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.998315][  T354] RAX: ffffffffffffffda RBX: 00007ffd09920cc0 RCX: 00007f5d35f891e7
[   24.998889][  T354] RDX: 0000000000000000 RSI: 00007ffd09920600 RDI: 0000000000000005
[   24.999464][  T354] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.000017][  T354] R10: 0000000037e4e910 R11: 0000000000000246 R12: 0000000000000004
[   25.000607][  T354] R13: 00000000686e0a56 R14: 0000000000499600 R15: 0000000000000000
| [   25.469533][  T359] ------------[ cut here ]------------
| [ 25.469868][ T359] WARNING: CPU: 0 PID: 359 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) 
| [   25.470541][  T359] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   25.472086][  T359] Tainted: [W]=WARN
[   25.472355][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.472762][ T359] 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) 
[ 25.473089][ T359] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   25.474235][  T359] RSP: 0018:ffffc900005b6ef0 EFLAGS: 00010246
[   25.474624][  T359] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[   25.475114][  T359] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   25.475619][  T359] RBP: ffffc900005b6fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.476079][  T359] R10: ffffc900005b7010 R11: ffffffff8d6a8918 R12: 1ffff920000b6de2
[   25.476603][  T359] R13: 00000000000005dc R14: ffffc900005b7010 R15: ffff888018ec2f08
[   25.477086][  T359] FS:  00007fa8baf3f800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[   25.477669][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.478093][  T359] CR2: 00000000004e5ab0 CR3: 000000000b91a006 CR4: 0000000000772ef0
[   25.478566][  T359] PKRU: 55555554
[   25.478819][  T359] Call Trace:
[   25.479053][  T359]  <TASK>
[ 25.479221][ T359] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.479558][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.479868][ T359] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.480220][ T359] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.480603][ T359] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.480942][ T359] netif_set_mtu (net/core/dev.c:9652) 
[ 25.481280][ T359] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.481632][ T359] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.482060][ T359] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.482306][ T359] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.482733][ T359] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.483082][ T359] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.483400][ T359] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.483709][ T359] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.484093][ T359] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.484424][ T359] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.484730][ T359] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.485059][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.485394][ T359] ? __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) 
[ 25.485728][ T359] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.486110][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.486426][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.486781][ T359] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.487186][ T359] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.487573][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.487909][ T359] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.488238][ T359] ? __create_object (mm/kmemleak.c:771) 
[ 25.488547][ T359] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.488857][ T359] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.489171][ T359] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.489568][ T359] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.489907][ T359] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.490260][ T359] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.490596][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.490963][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.491346][ T359] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.491675][ T359] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.491985][ T359] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.492300][ T359] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.492608][ T359] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.492926][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.493249][ T359] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.493559][ T359] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.493866][ T359] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.494189][ T359] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.494495][ T359] ? 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) 
[ 25.494799][ T359] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.495108][ T359] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.495419][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.495731][ T359] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.496038][ T359] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.496352][ T359] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.496667][ T359] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.496973][ T359] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.497291][ T359] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.497686][ T359] ___sys_sendmsg (net/socket.c:2670) 
[ 25.497987][ T359] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.498295][ T359] ? __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) 
[ 25.498677][ T359] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.498991][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.499310][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.499627][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.499932][ T359] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.500256][ T359] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.500568][ T359] __sys_sendmsg (net/socket.c:2700) 
[ 25.500872][ T359] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.501253][ T359] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.501568][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.501878][ T359] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.502192][ T359] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.502570][  T359] RIP: 0033:0x7fa8bb10c1e7
[ 25.502887][ T359] 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)
[   25.504010][  T359] RSP: 002b:00007fff2bd9e528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.504488][  T359] RAX: ffffffffffffffda RBX: 00007fff2bd9ec50 RCX: 00007fa8bb10c1e7
[   25.504945][  T359] RDX: 0000000000000000 RSI: 00007fff2bd9e590 RDI: 0000000000000005
[   25.505416][  T359] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.505870][  T359] R10: 000000002d254910 R11: 0000000000000246 R12: 0000000000000004
[   25.506337][  T359] R13: 00000000686e0a57 R14: 0000000000499600 R15: 0000000000000000
| [   31.195062][  T409] ------------[ cut here ]------------
| [ 31.195402][ T409] WARNING: CPU: 3 PID: 409 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) 
| [   31.196036][  T409] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   31.197405][  T409] Tainted: [W]=WARN
[   31.197645][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.198032][ T409] 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) 
[ 31.198368][ T409] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.199516][  T409] RSP: 0018:ffffc90000816ef0 EFLAGS: 00010246
[   31.200002][  T409] RAX: 0000000000000000 RBX: ffff8880111aa000 RCX: 0000000000000001
[   31.200489][  T409] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   31.200953][  T409] RBP: ffffc90000816fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.201423][  T409] R10: ffffc90000817010 R11: ffffffff8cd79160 R12: 1ffff92000102de2
[   31.201885][  T409] R13: 00000000000005dc R14: ffffc90000817010 R15: ffff8880111aaf08
[   31.202433][  T409] FS:  00007f09c6056800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[   31.202973][  T409] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.203364][  T409] CR2: 00000000004e6898 CR3: 000000000fb2d002 CR4: 0000000000772ef0
[   31.203825][  T409] PKRU: 55555554
[   31.204055][  T409] Call Trace:
[   31.204296][  T409]  <TASK>
[ 31.204458][ T409] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.204830][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.205175][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.205484][ T409] netif_set_mtu (net/core/dev.c:9652) 
[ 31.205790][ T409] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.206116][ T409] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.206381][ T409] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.206810][ T409] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.207270][ T409] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.207615][ T409] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.207923][ T409] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.208317][ T409] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.208633][ T409] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.208938][ T409] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.209270][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.209601][ T409] ? __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) 
[ 31.209981][ T409] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.210383][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.210695][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.211026][ T409] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.211353][ T409] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.211674][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.211978][ T409] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.212310][ T409] ? __create_object (mm/kmemleak.c:771) 
[ 31.212660][ T409] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.212966][ T409] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.213291][ T409] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.213674][ T409] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.213986][ T409] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.214303][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.214607][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.214992][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.215311][ T409] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.215623][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.215928][ T409] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.216240][ T409] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.216546][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.216851][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.217169][ T409] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.217544][ T409] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.217853][ T409] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.218181][ T409] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.218489][ T409] ? 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) 
[ 31.218792][ T409] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.219097][ T409] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.219408][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.219728][ T409] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.220089][ T409] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.220413][ T409] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.220742][ T409] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.221058][ T409] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.221373][ T409] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.221768][ T409] ___sys_sendmsg (net/socket.c:2670) 
[ 31.222073][ T409] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.222444][ T409] ? __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) 
[ 31.222831][ T409] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.223148][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.223455][ T409] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.223767][ T409] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.224077][ T409] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.224393][ T409] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.224707][ T409] __sys_sendmsg (net/socket.c:2700) 
[ 31.225097][ T409] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.225489][ T409] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.225808][ T409] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.226154][ T409] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.226469][ T409] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.226849][  T409] RIP: 0033:0x7f09c62231e7
[ 31.227174][ T409] 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)
[   31.228397][  T409] RSP: 002b:00007ffeb17a2738 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.228857][  T409] RAX: ffffffffffffffda RBX: 00007ffeb17a2e60 RCX: 00007f09c62231e7
[   31.229321][  T409] RDX: 0000000000000000 RSI: 00007ffeb17a27a0 RDI: 0000000000000005
[   31.229797][  T409] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.230436][  T409] R10: 000000003cd52910 R11: 0000000000000246 R12: 0000000000000004
[   31.230891][  T409] R13: 00000000686e0a5c R14: 0000000000499600 R15: 0000000000000000
| [   32.180388][  T417] ------------[ cut here ]------------
| [ 32.180731][ T417] WARNING: CPU: 2 PID: 417 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.182446][  T417] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   32.183752][  T417] Tainted: [W]=WARN
[   32.183999][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.184411][ T417] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.184740][ T417] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.185852][  T417] RSP: 0018:ffffc900009e6ef0 EFLAGS: 00010246
[   32.186263][  T417] RAX: 0000000000000000 RBX: ffff8880111aa000 RCX: 0000000000000001
[   32.186733][  T417] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   32.187228][  T417] RBP: ffffc900009e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.187703][  T417] R10: ffffc900009e7010 R11: ffffffff8d6a8918 R12: 1ffff9200013cde2
[   32.188183][  T417] R13: 00000000000005dc R14: ffffc900009e7010 R15: ffff8880111aaf08
[   32.188654][  T417] FS:  00007facfbc2f800(0000) GS:ffff8880a79b7000(0000) knlGS:0000000000000000
[   32.189216][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.189619][  T417] CR2: 00000000004e5ce0 CR3: 000000000fb4e004 CR4: 0000000000772ef0
[   32.190092][  T417] PKRU: 55555554
[   32.190371][  T417] Call Trace:
[   32.190617][  T417]  <TASK>
[ 32.190791][ T417] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.191113][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.191464][ T417] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 32.191790][ T417] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.192203][ T417] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 32.192534][ T417] netif_set_mtu (net/core/dev.c:9652) 
[ 32.192853][ T417] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.193196][ T417] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 32.193645][ T417] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.193890][ T417] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.194345][ T417] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.194714][ T417] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.195043][ T417] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.195378][ T417] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.195779][ T417] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.196097][ T417] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.196427][ T417] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.196759][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.197082][ T417] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.197481][ T417] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.197902][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.198260][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.198601][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.198940][ T417] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.199304][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.199649][ T417] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.199992][ T417] ? __create_object (mm/kmemleak.c:771) 
[ 32.200375][ T417] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.200726][ T417] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.201069][ T417] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.201490][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.201851][ T417] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.202213][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.202557][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.202906][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.203259][ T417] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.203600][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.203947][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.204304][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.204659][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.205005][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.205367][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.205713][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.206052][ T417] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.206420][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.206755][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.207104][ T417] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.207462][ T417] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.207800][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.208158][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.208504][ T417] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.208860][ T417] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.209231][ T417] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.209583][ T417] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.209927][ T417] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.210391][ T417] ___sys_sendmsg (net/socket.c:2670) 
[ 32.210744][ T417] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.211065][ T417] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.211485][ T417] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.211804][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.212148][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.212474][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.212796][ T417] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.213115][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.213453][ T417] __sys_sendmsg (net/socket.c:2700) 
[ 32.213772][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.214175][ T417] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.214508][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.214832][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.215172][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.215569][  T417] RIP: 0033:0x7facfbdfc1e7
[ 32.215901][ T417] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.217025][  T417] RSP: 002b:00007ffe156c4598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.217513][  T417] RAX: ffffffffffffffda RBX: 00007ffe156c4cc0 RCX: 00007facfbdfc1e7
[   32.217985][  T417] RDX: 0000000000000000 RSI: 00007ffe156c4600 RDI: 0000000000000005
[   32.218465][  T417] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.218940][  T417] R10: 0000000020078910 R11: 0000000000000246 R12: 0000000000000004
[   32.219417][  T417] R13: 00000000686e0a5d R14: 0000000000499600 R15: 0000000000000000
| [   33.138388][  T424] ------------[ cut here ]------------
| [ 33.138743][ T424] WARNING: CPU: 0 PID: 424 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) 
| [   33.139912][  T424] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   33.141364][  T424] Tainted: [W]=WARN
[   33.141623][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.142084][ T424] 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) 
[ 33.142493][ T424] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.143743][  T424] RSP: 0018:ffffc90000a76ef0 EFLAGS: 00010246
[   33.144205][  T424] RAX: 0000000000000000 RBX: ffff8880111aa000 RCX: 0000000000000001
[   33.144713][  T424] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   33.145232][  T424] RBP: ffffc90000a76fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.145764][  T424] R10: ffffc90000a77010 R11: ffffffff8d6a8918 R12: 1ffff9200014ede2
[   33.146278][  T424] R13: 00000000000005dc R14: ffffc90000a77010 R15: ffff8880111aaf08
[   33.146786][  T424] FS:  00007fd058f4b800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[   33.147544][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.148000][  T424] CR2: 00000000004e5de8 CR3: 000000000f9c1004 CR4: 0000000000772ef0
[   33.148672][  T424] PKRU: 55555554
[   33.148935][  T424] Call Trace:
[   33.149308][  T424]  <TASK>
[ 33.149484][ T424] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.149834][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.150222][ T424] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.150583][ T424] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.151011][ T424] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.151368][ T424] netif_set_mtu (net/core/dev.c:9652) 
[ 33.151713][ T424] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.152075][ T424] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.152585][ T424] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.152851][ T424] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.153339][ T424] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.153734][ T424] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.154086][ T424] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.154451][ T424] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.154878][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.155234][ T424] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.155586][ T424] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.155934][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.156295][ T424] ? __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) 
[ 33.156636][ T424] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.157063][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.157426][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.157767][ T424] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.158107][ T424] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.158467][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.158805][ T424] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.159136][ T424] ? __create_object (mm/kmemleak.c:771) 
[ 33.159499][ T424] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.159849][ T424] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.160220][ T424] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.160645][ T424] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.161015][ T424] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.161375][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.161715][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.162068][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.162420][ T424] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.162760][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.163081][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.163437][ T424] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.163766][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.164095][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.164443][ T424] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.164806][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.165167][ T424] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.165510][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.165852][ T424] ? 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) 
[ 33.166243][ T424] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.166588][ T424] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.166928][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.167289][ T424] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.167634][ T424] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.167974][ T424] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.168339][ T424] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.168702][ T424] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.169042][ T424] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.169503][ T424] ___sys_sendmsg (net/socket.c:2670) 
[ 33.169856][ T424] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.170224][ T424] ? __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) 
[ 33.170657][ T424] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.171019][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.171384][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.171733][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.172070][ T424] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.172423][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.172784][ T424] __sys_sendmsg (net/socket.c:2700) 
[ 33.173127][ T424] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.173566][ T424] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.173929][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.174292][ T424] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.174639][ T424] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.175074][  T424] RIP: 0033:0x7fd0591181e7
[ 33.175437][ T424] 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)
[   33.176672][  T424] RSP: 002b:00007ffd0134c5e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.177212][  T424] RAX: ffffffffffffffda RBX: 00007ffd0134cd10 RCX: 00007fd0591181e7
[   33.177729][  T424] RDX: 0000000000000000 RSI: 00007ffd0134c650 RDI: 0000000000000005
[   33.178272][  T424] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.178803][  T424] R10: 0000000020506910 R11: 0000000000000246 R12: 0000000000000004
[   33.179327][  T424] R13: 00000000686e0a5e R14: 0000000000499600 R15: 0000000000000000
| [   37.494416][  T464] ------------[ cut here ]------------
| [ 37.494749][ T464] WARNING: CPU: 3 PID: 464 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) 
| [   37.495870][  T464] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   37.497216][  T464] Tainted: [W]=WARN
[   37.497460][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.497864][ T464] 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) 
[ 37.498198][ T464] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.499380][  T464] RSP: 0018:ffffc90000d3eef0 EFLAGS: 00010246
[   37.499783][  T464] RAX: 0000000000000000 RBX: ffff888004f42000 RCX: 0000000000000001
[   37.500285][  T464] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   37.500763][  T464] RBP: ffffc90000d3efe0 R08: 0000000000000000 R09: 0000000000000000
[   37.501246][  T464] R10: ffffc90000d3f010 R11: ffffffff8cd79160 R12: 1ffff920001a7de2
[   37.501724][  T464] R13: 00000000000005dc R14: ffffc90000d3f010 R15: ffff888004f42f08
[   37.502213][  T464] FS:  00007f7e269e5800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[   37.502775][  T464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.503182][  T464] CR2: 00000000004e6898 CR3: 0000000011848001 CR4: 0000000000772ef0
[   37.503661][  T464] PKRU: 55555554
[   37.503904][  T464] Call Trace:
[   37.504155][  T464]  <TASK>
[ 37.504323][ T464] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.504692][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.505032][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.505371][ T464] netif_set_mtu (net/core/dev.c:9652) 
[ 37.505696][ T464] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.506055][ T464] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.506322][ T464] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 37.506797][ T464] br_add_if (net/bridge/br_if.c:697) bridge 
[ 37.507196][ T464] do_set_master (net/core/rtnetlink.c:2948) 
[ 37.507534][ T464] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 37.507867][ T464] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.508307][ T464] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.508649][ T464] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.508983][ T464] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.509339][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.509691][ T464] ? __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) 
[ 37.510038][ T464] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.510487][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.510813][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.511148][ T464] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.511471][ T464] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.511798][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.512130][ T464] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.512470][ T464] ? __create_object (mm/kmemleak.c:771) 
[ 37.512816][ T464] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.513181][ T464] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.513506][ T464] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.513921][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.514254][ T464] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.514605][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.514930][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.515275][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.515605][ T464] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.515919][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.516247][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.516565][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.516881][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.517213][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.517536][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.517854][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.518182][ T464] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.518562][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.518899][ T464] ? 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) 
[ 37.519242][ T464] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.519584][ T464] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.519919][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.520282][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.520620][ T464] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.520954][ T464] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.521307][ T464] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.521647][ T464] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.521984][ T464] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.522419][ T464] ___sys_sendmsg (net/socket.c:2670) 
[ 37.522752][ T464] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.523101][ T464] ? __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) 
[ 37.523535][ T464] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.523874][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.524221][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.524566][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.524899][ T464] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.525232][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.525571][ T464] __sys_sendmsg (net/socket.c:2700) 
[ 37.525893][ T464] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.526306][ T464] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.526641][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.526961][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.527316][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.527720][  T464] RIP: 0033:0x7f7e26bb21e7
[ 37.528059][ T464] 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)
[   37.529221][  T464] RSP: 002b:00007ffdbdd72588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.529716][  T464] RAX: ffffffffffffffda RBX: 00007ffdbdd72cb0 RCX: 00007f7e26bb21e7
[   37.530245][  T464] RDX: 0000000000000000 RSI: 00007ffdbdd725f0 RDI: 0000000000000005
[   37.530753][  T464] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   37.531256][  T464] R10: 000000002ce9d910 R11: 0000000000000246 R12: 0000000000000004
[   37.531771][  T464] R13: 00000000686e0a63 R14: 0000000000499600 R15: 0000000000000000
| [   38.503234][  T472] ------------[ cut here ]------------
| [ 38.503598][ T472] WARNING: CPU: 0 PID: 472 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) 
| [   38.504291][  T472] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   38.505728][  T472] Tainted: [W]=WARN
[   38.505998][  T472] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.506440][ T472] 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) 
[ 38.506801][ T472] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   38.508048][  T472] RSP: 0018:ffffc90000daeef0 EFLAGS: 00010246
[   38.508500][  T472] RAX: 0000000000000000 RBX: ffff888004f42000 RCX: 0000000000000001
[   38.509026][  T472] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   38.509551][  T472] RBP: ffffc90000daefe0 R08: 0000000000000000 R09: 0000000000000000
[   38.510068][  T472] R10: ffffc90000daf010 R11: ffffffff8d6a8918 R12: 1ffff920001b5de2
[   38.510616][  T472] R13: 00000000000005dc R14: ffffc90000daf010 R15: ffff888004f42f08
[   38.511136][  T472] FS:  00007fa99cd1d800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[   38.511752][  T472] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.512197][  T472] CR2: 00000000004e5ce0 CR3: 0000000010ac9005 CR4: 0000000000772ef0
[   38.512730][  T472] PKRU: 55555554
[   38.512990][  T472] Call Trace:
[   38.513276][  T472]  <TASK>
[ 38.513463][ T472] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.513812][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.514176][ T472] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 38.514526][ T472] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 38.514959][ T472] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 38.515320][ T472] netif_set_mtu (net/core/dev.c:9652) 
[ 38.515673][ T472] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.516032][ T472] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 38.516532][ T472] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.516800][ T472] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.517288][ T472] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.517688][ T472] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.518047][ T472] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.518419][ T472] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.518861][ T472] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.519217][ T472] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.519565][ T472] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.519916][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.520292][ T472] ? __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) 
[ 38.520648][ T472] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.521082][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.521442][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.521789][ T472] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.522150][ T472] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.522502][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.522848][ T472] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.523203][ T472] ? __create_object (mm/kmemleak.c:771) 
[ 38.523568][ T472] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.523915][ T472] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.524269][ T472] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.524698][ T472] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.525049][ T472] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.525416][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.525762][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.526128][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.526488][ T472] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.526836][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.527194][ T472] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.527542][ T472] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.527893][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.528254][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.528605][ T472] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.528963][ T472] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.529325][ T472] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.529688][ T472] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.530033][ T472] ? 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) 
[ 38.530405][ T472] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.530760][ T472] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.531107][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.531477][ T472] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.531829][ T472] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.532184][ T472] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.532541][ T472] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.532893][ T472] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.533247][ T472] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.533694][ T472] ___sys_sendmsg (net/socket.c:2670) 
[ 38.534045][ T472] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.534402][ T472] ? __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) 
[ 38.534838][ T472] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.535200][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.535553][ T472] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.535905][ T472] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.536264][ T472] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.536625][ T472] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.536983][ T472] __sys_sendmsg (net/socket.c:2700) 
[ 38.537338][ T472] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.537772][ T472] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.538132][ T472] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.538494][ T472] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.538851][ T472] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.539299][  T472] RIP: 0033:0x7fa99ceea1e7
[ 38.539661][ T472] 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)
[   38.540927][  T472] RSP: 002b:00007ffea0567228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.541463][  T472] RAX: ffffffffffffffda RBX: 00007ffea0567950 RCX: 00007fa99ceea1e7
[   38.541992][  T472] RDX: 0000000000000000 RSI: 00007ffea0567290 RDI: 0000000000000005
[   38.542518][  T472] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.543037][  T472] R10: 000000001db9c910 R11: 0000000000000246 R12: 0000000000000004
[   38.543570][  T472] R13: 00000000686e0a64 R14: 0000000000499600 R15: 0000000000000000
| [   39.485202][  T479] ------------[ cut here ]------------
| [ 39.485530][ T479] WARNING: CPU: 3 PID: 479 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) 
| [   39.486291][  T479] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   39.487632][  T479] Tainted: [W]=WARN
[   39.487890][  T479] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.488300][ T479] 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) 
[ 39.488634][ T479] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   39.489801][  T479] RSP: 0018:ffffc90000e1eef0 EFLAGS: 00010246
[   39.490243][  T479] RAX: 0000000000000000 RBX: ffff888004f42000 RCX: 0000000000000001
[   39.490720][  T479] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[   39.491184][  T479] RBP: ffffc90000e1efe0 R08: 0000000000000000 R09: 0000000000000000
[   39.491638][  T479] R10: ffffc90000e1f010 R11: ffffffff8d6a8918 R12: 1ffff920001c3de2
[   39.492229][  T479] R13: 00000000000005dc R14: ffffc90000e1f010 R15: ffff888004f42f08
[   39.492716][  T479] FS:  00007fe89e420800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[   39.493269][  T479] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.493653][  T479] CR2: 00000000004e5de8 CR3: 00000000109f5005 CR4: 0000000000772ef0
[   39.494109][  T479] PKRU: 55555554
[   39.494351][  T479] Call Trace:
[   39.494586][  T479]  <TASK>
[ 39.494745][ T479] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.495052][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.495377][ T479] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 39.495686][ T479] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 39.496068][ T479] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 39.496382][ T479] netif_set_mtu (net/core/dev.c:9652) 
[ 39.496688][ T479] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 39.497003][ T479] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 39.497457][ T479] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 39.497693][ T479] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 39.498113][ T479] br_add_if (net/bridge/br_if.c:697) bridge 
[ 39.498478][ T479] do_set_master (net/core/rtnetlink.c:2948) 
[ 39.498788][ T479] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 39.499099][ T479] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.499496][ T479] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.499801][ T479] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.500109][ T479] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.500441][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.500750][ T479] ? __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) 
[ 39.501059][ T479] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.501459][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.501771][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.502078][ T479] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.502392][ T479] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.502699][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.503007][ T479] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.503315][ T479] ? __create_object (mm/kmemleak.c:771) 
[ 39.503629][ T479] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.503935][ T479] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.504253][ T479] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.504638][ T479] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.504952][ T479] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.505283][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.505595][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.505911][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.506242][ T479] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.506550][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.506857][ T479] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.507175][ T479] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.507494][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.507805][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.508116][ T479] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.508432][ T479] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.508748][ T479] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.509065][ T479] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.509388][ T479] ? 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) 
[ 39.509693][ T479] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.510005][ T479] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.510330][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.510645][ T479] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.510957][ T479] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.511276][ T479] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.511593][ T479] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.511905][ T479] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.512237][ T479] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.512638][ T479] ___sys_sendmsg (net/socket.c:2670) 
[ 39.512944][ T479] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.513273][ T479] ? __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) 
[ 39.513661][ T479] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.513973][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.514289][ T479] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.514607][ T479] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.514911][ T479] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.515233][ T479] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.515546][ T479] __sys_sendmsg (net/socket.c:2700) 
[ 39.515848][ T479] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.516271][ T479] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.516589][ T479] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.516895][ T479] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.517211][ T479] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.517587][  T479] RIP: 0033:0x7fe89e5ed1e7
[ 39.517908][ T479] 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)
[   39.519003][  T479] RSP: 002b:00007ffc08e56788 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.519472][  T479] RAX: ffffffffffffffda RBX: 00007ffc08e56eb0 RCX: 00007fe89e5ed1e7
[   39.519938][  T479] RDX: 0000000000000000 RSI: 00007ffc08e567f0 RDI: 0000000000000005
[   39.520420][  T479] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   39.520876][  T479] R10: 000000000227f910 R11: 0000000000000246 R12: 0000000000000004
[   39.521346][  T479] R13: 00000000686e0a65 R14: 0000000000499600 R15: 0000000000000000
| [  288.489336][ T3711] ------------[ cut here ]------------
| [ 288.489685][ T3711] WARNING: CPU: 1 PID: 3711 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) 
| [  288.490331][ T3711] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  288.491824][ T3711] Tainted: [W]=WARN
[  288.492089][ T3711] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 288.492550][ T3711] 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) 
[ 288.492877][ T3711] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  288.493973][ T3711] RSP: 0018:ffffc90006d6ef70 EFLAGS: 00010246
[  288.494377][ T3711] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  288.494833][ T3711] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  288.495317][ T3711] RBP: ffffc90006d6f058 R08: 0000000000000000 R09: 0000000000000000
[  288.495775][ T3711] R10: ffffc90006d6f088 R11: ffffffff88c00130 R12: 1ffff92000daddf2
[  288.496246][ T3711] R13: 00000000000005dc R14: ffffc90006d6f088 R15: ffff888018ec2f08
[  288.496726][ T3711] FS:  00007f5c1ae12800(0000) GS:ffff8880a7937000(0000) knlGS:0000000000000000
[  288.497280][ T3711] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  288.497668][ T3711] CR2: 00000000004e5de8 CR3: 00000000061ad003 CR4: 0000000000772ef0
[  288.498166][ T3711] PKRU: 55555554
[  288.498416][ T3711] Call Trace:
[  288.498650][ T3711]  <TASK>
[ 288.498803][ T3711] ? __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) 
[ 288.499213][ T3711] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 288.499679][ T3711] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 288.499987][ T3711] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 288.500331][ T3711] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 288.500654][ T3711] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 288.501005][ T3711] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 288.501330][ T3711] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 288.501641][ T3711] ? ___sys_sendmsg (net/socket.c:2670) 
[ 288.501947][ T3711] ? __sys_sendmsg (net/socket.c:2700) 
[ 288.502270][ T3711] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 288.502766][ T3711] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 288.503454][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.504024][ T3711] netif_set_mtu (net/core/dev.c:9652) 
[ 288.504590][ T3711] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 288.505171][ T3711] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 288.505579][ T3711] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 288.506330][ T3711] br_del_if (net/bridge/br_if.c:743) bridge 
[ 288.506911][ T3711] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 288.507470][ T3711] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 288.508012][ T3711] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 288.508569][ T3711] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 288.509253][ T3711] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 288.509786][ T3711] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 288.510302][ T3711] ? __kernel_text_address (kernel/extable.c:79) 
[ 288.510817][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.511376][ T3711] ? __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) 
[ 288.511918][ T3711] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 288.512595][ T3711] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.513161][ T3711] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.513697][ T3711] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 288.514238][ T3711] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 288.514775][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.515329][ T3711] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 288.515851][ T3711] ? __create_object (mm/kmemleak.c:771) 
[ 288.516398][ T3711] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 288.516952][ T3711] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 288.517485][ T3711] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 288.518158][ T3711] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 288.518691][ T3711] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 288.519267][ T3711] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 288.519786][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.520342][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.520896][ T3711] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 288.521416][ T3711] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 288.521736][ T3711] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 288.522051][ T3711] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 288.522379][ T3711] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 288.522691][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.523007][ T3711] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 288.523357][ T3711] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 288.523688][ T3711] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 288.524021][ T3711] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 288.524353][ T3711] ? 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) 
[ 288.524671][ T3711] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 288.524980][ T3711] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 288.525308][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.525619][ T3711] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 288.525938][ T3711] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 288.526303][ T3711] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 288.526624][ T3711] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 288.526956][ T3711] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 288.527297][ T3711] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 288.527702][ T3711] ___sys_sendmsg (net/socket.c:2670) 
[ 288.528008][ T3711] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 288.528369][ T3711] ? __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) 
[ 288.528769][ T3711] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 288.529082][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.529405][ T3711] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.529725][ T3711] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.530035][ T3711] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 288.530353][ T3711] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 288.530703][ T3711] __sys_sendmsg (net/socket.c:2700) 
[ 288.531028][ T3711] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 288.531436][ T3711] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 288.531762][ T3711] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.532079][ T3711] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 288.532396][ T3711] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  288.532778][ T3711] RIP: 0033:0x7f5c1afdf1e7
[ 288.533119][ T3711] 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)
[  288.534257][ T3711] RSP: 002b:00007ffc704f4e08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  288.534741][ T3711] RAX: ffffffffffffffda RBX: 00007ffc704f5530 RCX: 00007f5c1afdf1e7
[  288.535237][ T3711] RDX: 0000000000000000 RSI: 00007ffc704f4e70 RDI: 0000000000000005
[  288.535708][ T3711] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  288.536185][ T3711] R10: 00007f5c1aedcee8 R11: 0000000000000246 R12: 0000000000000003
[  288.536650][ T3711] R13: 00000000686e0b5e R14: 0000000000499600 R15: 0000000000000000
| [  288.693712][ T3712] ------------[ cut here ]------------
| [ 288.694087][ T3712] WARNING: CPU: 2 PID: 3712 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) 
| [  288.695779][ T3712] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  288.697210][ T3712] Tainted: [W]=WARN
[  288.697497][ T3712] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 288.697899][ T3712] 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) 
[ 288.698243][ T3712] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  288.699582][ T3712] RSP: 0018:ffffc90006d7ef70 EFLAGS: 00010246
[  288.699988][ T3712] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  288.700573][ T3712] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  288.701118][ T3712] RBP: ffffc90006d7f058 R08: 0000000000000000 R09: 0000000000000000
[  288.701731][ T3712] R10: ffffc90006d7f088 R11: ffffffff8cd79160 R12: 1ffff92000dafdf2
[  288.702320][ T3712] R13: 00000000000005dc R14: ffffc90006d7f088 R15: ffff888018ec2f08
[  288.702848][ T3712] FS:  00007f5bb8749800(0000) GS:ffff8880a79b7000(0000) knlGS:0000000000000000
[  288.703613][ T3712] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  288.704037][ T3712] CR2: 00000000004e5ce0 CR3: 000000000f8a2005 CR4: 0000000000772ef0
[  288.704579][ T3712] PKRU: 55555554
[  288.704840][ T3712] Call Trace:
[  288.705108][ T3712]  <TASK>
[ 288.705318][ T3712] ? __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) 
[ 288.705738][ T3712] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 288.706116][ T3712] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 288.706508][ T3712] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 288.706939][ T3712] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 288.707294][ T3712] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 288.707672][ T3712] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 288.708000][ T3712] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 288.708457][ T3712] ? ___sys_sendmsg (net/socket.c:2670) 
[ 288.708786][ T3712] ? __sys_sendmsg (net/socket.c:2700) 
[ 288.709134][ T3712] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 288.709553][ T3712] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 288.709972][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.710368][ T3712] netif_set_mtu (net/core/dev.c:9652) 
[ 288.710773][ T3712] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 288.711120][ T3712] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 288.711431][ T3712] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 288.711875][ T3712] br_del_if (net/bridge/br_if.c:743) bridge 
[ 288.712319][ T3712] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 288.712645][ T3712] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 288.713033][ T3712] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 288.713465][ T3712] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 288.713929][ T3712] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 288.714327][ T3712] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 288.714725][ T3712] ? __kernel_text_address (kernel/extable.c:79) 
[ 288.715108][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.715580][ T3712] ? __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) 
[ 288.715948][ T3712] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 288.716437][ T3712] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.716834][ T3712] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.717218][ T3712] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 288.717610][ T3712] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 288.717987][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.718397][ T3712] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 288.718772][ T3712] ? __create_object (mm/kmemleak.c:771) 
[ 288.719138][ T3712] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 288.719564][ T3712] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 288.719894][ T3712] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 288.720361][ T3712] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 288.720722][ T3712] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 288.721096][ T3712] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 288.721495][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.721881][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.722266][ T3712] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 288.722673][ T3712] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 288.723056][ T3712] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 288.723525][ T3712] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 288.723854][ T3712] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 288.724238][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.724613][ T3712] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 288.724964][ T3712] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 288.725384][ T3712] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 288.725783][ T3712] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 288.726155][ T3712] ? 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) 
[ 288.726569][ T3712] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 288.726923][ T3712] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 288.727293][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.727757][ T3712] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 288.728082][ T3712] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 288.728494][ T3712] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 288.728875][ T3712] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 288.729267][ T3712] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 288.729660][ T3712] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 288.730117][ T3712] ___sys_sendmsg (net/socket.c:2670) 
[ 288.730581][ T3712] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 288.730927][ T3712] ? __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) 
[ 288.731490][ T3712] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 288.731820][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.732153][ T3712] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.732494][ T3712] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.732932][ T3712] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 288.733267][ T3712] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 288.733616][ T3712] __sys_sendmsg (net/socket.c:2700) 
[ 288.733933][ T3712] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 288.734377][ T3712] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 288.734714][ T3712] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.735152][ T3712] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 288.735624][ T3712] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  288.736017][ T3712] RIP: 0033:0x7f5bb89161e7
[ 288.736430][ T3712] 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)
[  288.737737][ T3712] RSP: 002b:00007ffe22f09008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  288.738342][ T3712] RAX: ffffffffffffffda RBX: 00007ffe22f09730 RCX: 00007f5bb89161e7
[  288.738853][ T3712] RDX: 0000000000000000 RSI: 00007ffe22f09070 RDI: 0000000000000005
[  288.739430][ T3712] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  288.739929][ T3712] R10: 00007f5bb8813ee8 R11: 0000000000000246 R12: 0000000000000003
[  288.740443][ T3712] R13: 00000000686e0b5e R14: 0000000000499600 R15: 0000000000000000
| [  294.330923][ T3717] ------------[ cut here ]------------
| [ 294.331245][ T3717] WARNING: CPU: 3 PID: 3717 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) 
| [  294.331844][ T3717] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  294.333227][ T3717] Tainted: [W]=WARN
[  294.333467][ T3717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 294.333870][ T3717] 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) 
[ 294.334214][ T3717] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  294.335322][ T3717] RSP: 0018:ffffc90006daeef0 EFLAGS: 00010246
[  294.335708][ T3717] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  294.336173][ T3717] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  294.336628][ T3717] RBP: ffffc90006daefe0 R08: 0000000000000000 R09: 0000000000000000
[  294.337083][ T3717] R10: ffffc90006daf010 R11: ffffffff8d6a8918 R12: 1ffff92000db5de2
[  294.337570][ T3717] R13: 00000000000005dc R14: ffffc90006daf010 R15: ffff888018ec2f08
[  294.338059][ T3717] FS:  00007f47f2a94800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[  294.338603][ T3717] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  294.338987][ T3717] CR2: 00000000004e5ce0 CR3: 00000000108c7004 CR4: 0000000000772ef0
[  294.339457][ T3717] PKRU: 55555554
[  294.339686][ T3717] Call Trace:
[  294.339913][ T3717]  <TASK>
[ 294.340073][ T3717] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 294.340387][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.340711][ T3717] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 294.341017][ T3717] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 294.341421][ T3717] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 294.341742][ T3717] netif_set_mtu (net/core/dev.c:9652) 
[ 294.342087][ T3717] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 294.342414][ T3717] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 294.342860][ T3717] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 294.343099][ T3717] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 294.343537][ T3717] br_add_if (net/bridge/br_if.c:697) bridge 
[ 294.343898][ T3717] do_set_master (net/core/rtnetlink.c:2948) 
[ 294.344219][ T3717] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 294.344529][ T3717] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 294.344915][ T3717] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 294.345243][ T3717] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 294.345549][ T3717] ? __kernel_text_address (kernel/extable.c:79) 
[ 294.345859][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.346183][ T3717] ? __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) 
[ 294.346492][ T3717] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 294.346876][ T3717] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.347255][ T3717] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.347565][ T3717] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 294.347873][ T3717] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 294.348192][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.348503][ T3717] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 294.348821][ T3717] ? __create_object (mm/kmemleak.c:771) 
[ 294.349130][ T3717] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 294.349463][ T3717] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 294.349773][ T3717] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 294.350168][ T3717] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 294.350533][ T3717] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 294.350886][ T3717] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 294.351250][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.351591][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.351918][ T3717] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 294.352250][ T3717] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 294.352576][ T3717] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 294.352896][ T3717] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 294.353245][ T3717] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 294.353576][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.353912][ T3717] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 294.354247][ T3717] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 294.354569][ T3717] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 294.354934][ T3717] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 294.355270][ T3717] ? 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) 
[ 294.355597][ T3717] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 294.355925][ T3717] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 294.356264][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.356593][ T3717] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 294.356920][ T3717] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 294.357270][ T3717] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 294.357605][ T3717] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 294.357931][ T3717] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 294.358261][ T3717] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 294.358682][ T3717] ___sys_sendmsg (net/socket.c:2670) 
[ 294.359031][ T3717] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 294.359367][ T3717] ? __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) 
[ 294.359772][ T3717] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 294.360097][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.360433][ T3717] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.360779][ T3717] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.361108][ T3717] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 294.361455][ T3717] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 294.361788][ T3717] __sys_sendmsg (net/socket.c:2700) 
[ 294.362102][ T3717] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 294.362512][ T3717] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 294.362851][ T3717] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.363192][ T3717] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 294.363521][ T3717] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  294.363924][ T3717] RIP: 0033:0x7f47f2c611e7
[ 294.364271][ T3717] 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)
[  294.365441][ T3717] RSP: 002b:00007ffd7d057f68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  294.365934][ T3717] RAX: ffffffffffffffda RBX: 00007ffd7d058690 RCX: 00007f47f2c611e7
[  294.366423][ T3717] RDX: 0000000000000000 RSI: 00007ffd7d057fd0 RDI: 0000000000000005
[  294.366905][ T3717] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  294.367396][ T3717] R10: 0000000026ec3910 R11: 0000000000000246 R12: 0000000000000004
[  294.367884][ T3717] R13: 00000000686e0b64 R14: 0000000000499600 R15: 0000000000000000
| [  294.620573][ T3719] ------------[ cut here ]------------
| [ 294.620910][ T3719] WARNING: CPU: 0 PID: 3719 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) 
| [  294.621589][ T3719] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  294.623050][ T3719] Tainted: [W]=WARN
[  294.623303][ T3719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 294.623706][ T3719] 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) 
[ 294.624050][ T3719] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  294.625227][ T3719] RSP: 0018:ffffc90006dbeef0 EFLAGS: 00010246
[  294.625649][ T3719] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  294.626138][ T3719] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  294.626641][ T3719] RBP: ffffc90006dbefe0 R08: 0000000000000000 R09: 0000000000000000
[  294.627125][ T3719] R10: ffffc90006dbf010 R11: ffffffff8d6a8918 R12: 1ffff92000db7de2
[  294.627618][ T3719] R13: 00000000000005dc R14: ffffc90006dbf010 R15: ffff888018ec2f08
[  294.628122][ T3719] FS:  00007f7c108c6800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[  294.628706][ T3719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  294.629119][ T3719] CR2: 00000000004e5de8 CR3: 000000000276f004 CR4: 0000000000772ef0
[  294.629615][ T3719] PKRU: 55555554
[  294.629858][ T3719] Call Trace:
[  294.630100][ T3719]  <TASK>
[ 294.630279][ T3719] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 294.630626][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.630956][ T3719] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 294.631290][ T3719] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 294.631692][ T3719] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 294.632016][ T3719] netif_set_mtu (net/core/dev.c:9652) 
[ 294.632351][ T3719] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 294.632687][ T3719] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 294.633161][ T3719] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 294.633409][ T3719] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 294.633850][ T3719] br_add_if (net/bridge/br_if.c:697) bridge 
[ 294.634229][ T3719] do_set_master (net/core/rtnetlink.c:2948) 
[ 294.634597][ T3719] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 294.634956][ T3719] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 294.635409][ T3719] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 294.635765][ T3719] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 294.636110][ T3719] ? __kernel_text_address (kernel/extable.c:79) 
[ 294.636474][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.636829][ T3719] ? __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) 
[ 294.637192][ T3719] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 294.637623][ T3719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.637969][ T3719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.638337][ T3719] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 294.638682][ T3719] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 294.639029][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.639387][ T3719] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 294.639731][ T3719] ? __create_object (mm/kmemleak.c:771) 
[ 294.640077][ T3719] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 294.640433][ T3719] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 294.640792][ T3719] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 294.641235][ T3719] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 294.641592][ T3719] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 294.641942][ T3719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 294.642296][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.642649][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.642996][ T3719] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 294.643371][ T3719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 294.643732][ T3719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 294.644078][ T3719] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 294.644435][ T3719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 294.644786][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.645151][ T3719] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 294.645500][ T3719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 294.645845][ T3719] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 294.646212][ T3719] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 294.646564][ T3719] ? 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) 
[ 294.646911][ T3719] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 294.647269][ T3719] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 294.647616][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.647966][ T3719] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 294.648325][ T3719] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 294.648672][ T3719] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 294.649065][ T3719] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 294.649431][ T3719] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 294.649777][ T3719] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 294.650226][ T3719] ___sys_sendmsg (net/socket.c:2670) 
[ 294.650583][ T3719] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 294.650927][ T3719] ? __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) 
[ 294.651370][ T3719] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 294.651731][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.652079][ T3719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.652439][ T3719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.652786][ T3719] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 294.653132][ T3719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 294.653508][ T3719] __sys_sendmsg (net/socket.c:2700) 
[ 294.653852][ T3719] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 294.654297][ T3719] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 294.654656][ T3719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.655007][ T3719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 294.655366][ T3719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  294.655821][ T3719] RIP: 0033:0x7f7c10a931e7
[ 294.656170][ T3719] 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)
[  294.657333][ T3719] RSP: 002b:00007fff078d2e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  294.657820][ T3719] RAX: ffffffffffffffda RBX: 00007fff078d3580 RCX: 00007f7c10a931e7
[  294.658312][ T3719] RDX: 0000000000000000 RSI: 00007fff078d2ec0 RDI: 0000000000000005
[  294.658804][ T3719] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  294.659296][ T3719] R10: 0000000039422910 R11: 0000000000000246 R12: 0000000000000004
[  294.659776][ T3719] R13: 00000000686e0b64 R14: 0000000000499600 R15: 0000000000000000
| [  550.073644][ T6898] ------------[ cut here ]------------
| [ 550.074255][ T6898] WARNING: CPU: 0 PID: 6898 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) 
| [  550.075358][ T6898] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  550.077760][ T6898] Tainted: [W]=WARN
[  550.078181][ T6898] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 550.078848][ T6898] 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) 
[ 550.080463][ T6898] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  550.082521][ T6898] RSP: 0018:ffffc90008d6ef70 EFLAGS: 00010246
[  550.083245][ T6898] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  550.084082][ T6898] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  550.084942][ T6898] RBP: ffffc90008d6f058 R08: 0000000000000000 R09: 0000000000000000
[  550.085665][ T6898] R10: ffffc90008d6f088 R11: ffffffff8cd79160 R12: 1ffff920011addf2
[  550.086493][ T6898] R13: 00000000000005dc R14: ffffc90008d6f088 R15: ffff888018ec2f08
[  550.087317][ T6898] FS:  00007fc18d42f800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[  550.088294][ T6898] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  550.088743][ T6898] CR2: 00000000004e5de8 CR3: 000000000f104001 CR4: 0000000000772ef0
[  550.089568][ T6898] PKRU: 55555554
[  550.089987][ T6898] Call Trace:
[  550.090425][ T6898]  <TASK>
[ 550.090714][ T6898] ? __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) 
[ 550.091431][ T6898] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 550.092064][ T6898] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 550.092595][ T6898] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 550.093157][ T6898] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 550.093711][ T6898] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 550.094268][ T6898] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 550.094797][ T6898] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 550.095344][ T6898] ? ___sys_sendmsg (net/socket.c:2670) 
[ 550.095893][ T6898] ? __sys_sendmsg (net/socket.c:2700) 
[ 550.096454][ T6898] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 550.096851][ T6898] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 550.097503][ T6898] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.098073][ T6898] netif_set_mtu (net/core/dev.c:9652) 
[ 550.098646][ T6898] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 550.099245][ T6898] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 550.099660][ T6898] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 550.100418][ T6898] br_del_if (net/bridge/br_if.c:743) bridge 
[ 550.101063][ T6898] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 550.101519][ T6898] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 550.102062][ T6898] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 550.102618][ T6898] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 550.103339][ T6898] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 550.103880][ T6898] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 550.104380][ T6898] ? __kernel_text_address (kernel/extable.c:79) 
[ 550.104772][ T6898] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.105318][ T6898] ? __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) 
[ 550.105856][ T6898] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 550.106576][ T6898] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 550.107110][ T6898] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 550.107661][ T6898] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 550.108198][ T6898] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 550.108711][ T6898] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.109262][ T6898] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 550.109779][ T6898] ? __create_object (mm/kmemleak.c:771) 
[ 550.110312][ T6898] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 550.110848][ T6898] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 550.111373][ T6898] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 550.112038][ T6898] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 550.112592][ T6898] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 550.113130][ T6898] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 550.113675][ T6898] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.114241][ T6898] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.114781][ T6898] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 550.115331][ T6898] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 550.115873][ T6898] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 550.116465][ T6898] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 550.117024][ T6898] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 550.117613][ T6898] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.118181][ T6898] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 550.118716][ T6898] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 550.119280][ T6898] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 550.119859][ T6898] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 550.120437][ T6898] ? 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) 
[ 550.121012][ T6898] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 550.121593][ T6898] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 550.122170][ T6898] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.122701][ T6898] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 550.123243][ T6898] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 550.123785][ T6898] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 550.124342][ T6898] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 550.124879][ T6898] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 550.125401][ T6898] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 550.126062][ T6898] ___sys_sendmsg (net/socket.c:2670) 
[ 550.126593][ T6898] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 550.127130][ T6898] ? __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) 
[ 550.127809][ T6898] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 550.128376][ T6898] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.128917][ T6898] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.129477][ T6898] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.129992][ T6898] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 550.130509][ T6898] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 550.131103][ T6898] __sys_sendmsg (net/socket.c:2700) 
[ 550.131671][ T6898] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 550.132358][ T6898] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 550.132936][ T6898] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 550.133490][ T6898] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 550.134032][ T6898] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  550.134734][ T6898] RIP: 0033:0x7fc18d5fc1e7
[ 550.135340][ T6898] 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)
[  550.137345][ T6898] RSP: 002b:00007ffcb14a62a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  550.138103][ T6898] RAX: ffffffffffffffda RBX: 00007ffcb14a69d0 RCX: 00007fc18d5fc1e7
[  550.138916][ T6898] RDX: 0000000000000000 RSI: 00007ffcb14a6310 RDI: 0000000000000005
[  550.139719][ T6898] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  550.140517][ T6898] R10: 00007fc18d4f9ee8 R11: 0000000000000246 R12: 0000000000000003
[  550.141226][ T6898] R13: 00000000686e0c63 R14: 0000000000499600 R15: 0000000000000000
| [  550.268251][ T6899] ------------[ cut here ]------------
| [ 550.268619][ T6899] WARNING: CPU: 3 PID: 6899 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) 
| [  550.269305][ T6899] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  550.270799][ T6899] Tainted: [W]=WARN
[  550.271067][ T6899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 550.271491][ T6899] 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) 
[ 550.271844][ T6899] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  550.273045][ T6899] RSP: 0018:ffffc90008d5ef70 EFLAGS: 00010246
[  550.273477][ T6899] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  550.273991][ T6899] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  550.274506][ T6899] RBP: ffffc90008d5f058 R08: 0000000000000000 R09: 0000000000000000
[  550.275010][ T6899] R10: ffffc90008d5f088 R11: ffffffff8cd79160 R12: 1ffff920011abdf2
[  550.275700][ T6899] R13: 00000000000005dc R14: ffffc90008d5f088 R15: ffff888018ec2f08
[  550.276418][ T6899] FS:  00007fde10864800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[  550.277010][ T6899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  550.277611][ T6899] CR2: 00000000004e5ce0 CR3: 0000000011338004 CR4: 0000000000772ef0
[  550.278116][ T6899] PKRU: 55555554
[  550.278385][ T6899] Call Trace:
[  550.278638][ T6899]  <TASK>
[ 550.278810][ T6899] ? __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) 
[ 550.279254][ T6899] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 550.279640][ T6899] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 550.279982][ T6899] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 550.280332][ T6899] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 550.280665][ T6899] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 550.281013][ T6899] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 550.281359][ T6899] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 550.281704][ T6899] ? ___sys_sendmsg (net/socket.c:2670) 
[ 550.282026][ T6899] ? __sys_sendmsg (net/socket.c:2700) 
[ 550.282362][ T6899] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 550.282702][ T6899] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 550.283125][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.283489][ T6899] netif_set_mtu (net/core/dev.c:9652) 
[ 550.283828][ T6899] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 550.284212][ T6899] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 550.284472][ T6899] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 550.284943][ T6899] br_del_if (net/bridge/br_if.c:743) bridge 
[ 550.285322][ T6899] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 550.285663][ T6899] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 550.286005][ T6899] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 550.286358][ T6899] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 550.286785][ T6899] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 550.287136][ T6899] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 550.287484][ T6899] ? __kernel_text_address (kernel/extable.c:79) 
[ 550.287824][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.288182][ T6899] ? __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) 
[ 550.288520][ T6899] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 550.288936][ T6899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 550.289288][ T6899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 550.289636][ T6899] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 550.289972][ T6899] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 550.290329][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.290676][ T6899] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 550.291019][ T6899] ? __create_object (mm/kmemleak.c:771) 
[ 550.291370][ T6899] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 550.291715][ T6899] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 550.292055][ T6899] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 550.292478][ T6899] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 550.292821][ T6899] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 550.293175][ T6899] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 550.293510][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.293860][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.294204][ T6899] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 550.294537][ T6899] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 550.294883][ T6899] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 550.295228][ T6899] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 550.295566][ T6899] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 550.295904][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.296258][ T6899] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 550.296599][ T6899] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 550.296935][ T6899] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 550.297298][ T6899] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 550.297634][ T6899] ? 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) 
[ 550.297973][ T6899] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 550.298384][ T6899] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 550.298726][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.299093][ T6899] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 550.299443][ T6899] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 550.299786][ T6899] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 550.300129][ T6899] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 550.300477][ T6899] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 550.300826][ T6899] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 550.301296][ T6899] ___sys_sendmsg (net/socket.c:2670) 
[ 550.301649][ T6899] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 550.301977][ T6899] ? __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) 
[ 550.302415][ T6899] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 550.302749][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.303084][ T6899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 550.303437][ T6899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 550.303777][ T6899] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 550.304116][ T6899] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 550.304473][ T6899] __sys_sendmsg (net/socket.c:2700) 
[ 550.304807][ T6899] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 550.305249][ T6899] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 550.305602][ T6899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 550.305942][ T6899] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 550.306288][ T6899] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  550.306705][ T6899] RIP: 0033:0x7fde10a311e7
[ 550.307055][ T6899] 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)
[  550.308268][ T6899] RSP: 002b:00007fff54b73558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  550.308778][ T6899] RAX: ffffffffffffffda RBX: 00007fff54b73c80 RCX: 00007fde10a311e7
[  550.309291][ T6899] RDX: 0000000000000000 RSI: 00007fff54b735c0 RDI: 0000000000000005
[  550.309800][ T6899] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  550.310310][ T6899] R10: 00007fde1092eee8 R11: 0000000000000246 R12: 0000000000000003
[  550.310856][ T6899] R13: 00000000686e0c63 R14: 0000000000499600 R15: 0000000000000000
| [  555.945788][ T6904] ------------[ cut here ]------------
| [ 555.946151][ T6904] WARNING: CPU: 3 PID: 6904 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) 
| [  555.946767][ T6904] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  555.948432][ T6904] Tainted: [W]=WARN
[  555.948673][ T6904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 555.949070][ T6904] 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) 
[ 555.949559][ T6904] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  555.951023][ T6904] RSP: 0018:ffffc90008cfeef0 EFLAGS: 00010246
[  555.951704][ T6904] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  555.952289][ T6904] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  555.952774][ T6904] RBP: ffffc90008cfefe0 R08: 0000000000000000 R09: 0000000000000000
[  555.953341][ T6904] R10: ffffc90008cff010 R11: ffffffff8d6a8918 R12: 1ffff9200119fde2
[  555.953803][ T6904] R13: 00000000000005dc R14: ffffc90008cff010 R15: ffff888018ec2f08
[  555.954347][ T6904] FS:  00007f74b416e800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[  555.954903][ T6904] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  555.955322][ T6904] CR2: 00000000004e5ce0 CR3: 0000000012338006 CR4: 0000000000772ef0
[  555.955915][ T6904] PKRU: 55555554
[  555.956184][ T6904] Call Trace:
[  555.956426][ T6904]  <TASK>
[ 555.956588][ T6904] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 555.956903][ T6904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 555.957324][ T6904] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 555.957681][ T6904] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 555.958090][ T6904] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 555.958412][ T6904] netif_set_mtu (net/core/dev.c:9652) 
[ 555.958724][ T6904] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 555.959152][ T6904] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 555.959595][ T6904] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 555.959916][ T6904] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 555.960402][ T6904] br_add_if (net/bridge/br_if.c:697) bridge 
[ 555.960880][ T6904] do_set_master (net/core/rtnetlink.c:2948) 
[ 555.961302][ T6904] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 555.961681][ T6904] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 555.962086][ T6904] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 555.962505][ T6904] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 555.962819][ T6904] ? __kernel_text_address (kernel/extable.c:79) 
[ 555.963168][ T6904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 555.963484][ T6904] ? __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) 
[ 555.963794][ T6904] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 555.964217][ T6904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 555.964531][ T6904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 555.964836][ T6904] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 555.965179][ T6904] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 555.965503][ T6904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 555.965821][ T6904] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 555.966208][ T6904] ? __create_object (mm/kmemleak.c:771) 
[ 555.966533][ T6904] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 555.966847][ T6904] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 555.967265][ T6904] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 555.967703][ T6904] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 555.968080][ T6904] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 555.968489][ T6904] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 555.968880][ T6904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 555.969302][ T6904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 555.969707][ T6904] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 555.970115][ T6904] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 555.970493][ T6904] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 555.970865][ T6904] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 555.971296][ T6904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 555.971683][ T6904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 555.972104][ T6904] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 555.972497][ T6904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 555.972862][ T6904] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 555.973281][ T6904] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 555.973661][ T6904] ? 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) 
[ 555.974052][ T6904] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 555.974446][ T6904] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 555.974836][ T6904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 555.975204][ T6904] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 555.975522][ T6904] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 555.975832][ T6904] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 555.976159][ T6904] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 555.976475][ T6904] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 555.976793][ T6904] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 555.977195][ T6904] ___sys_sendmsg (net/socket.c:2670) 
[ 555.977578][ T6904] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 555.978003][ T6904] ? __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) 
[ 555.978550][ T6904] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 555.978917][ T6904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 555.979432][ T6904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 555.979756][ T6904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 555.980077][ T6904] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 555.980394][ T6904] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 555.980770][ T6904] __sys_sendmsg (net/socket.c:2700) 
[ 555.981126][ T6904] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 555.981537][ T6904] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 555.981861][ T6904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 555.982228][ T6904] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 555.982551][ T6904] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  555.982941][ T6904] RIP: 0033:0x7f74b433b1e7
[ 555.983292][ T6904] 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)
[  555.984484][ T6904] RSP: 002b:00007ffe71c1df08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  555.984963][ T6904] RAX: ffffffffffffffda RBX: 00007ffe71c1e630 RCX: 00007f74b433b1e7
[  555.985430][ T6904] RDX: 0000000000000000 RSI: 00007ffe71c1df70 RDI: 0000000000000005
[  555.985894][ T6904] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  555.986407][ T6904] R10: 0000000004210910 R11: 0000000000000246 R12: 0000000000000004
[  555.986902][ T6904] R13: 00000000686e0c69 R14: 0000000000499600 R15: 0000000000000000
| [  556.256398][ T6906] ------------[ cut here ]------------
| [ 556.256719][ T6906] WARNING: CPU: 3 PID: 6906 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) 
| [  556.257356][ T6906] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  556.258716][ T6906] Tainted: [W]=WARN
[  556.258966][ T6906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 556.259359][ T6906] 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) 
[ 556.259682][ T6906] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  556.260930][ T6906] RSP: 0018:ffffc90008a8eef0 EFLAGS: 00010246
[  556.261357][ T6906] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  556.261820][ T6906] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  556.262301][ T6906] RBP: ffffc90008a8efe0 R08: 0000000000000000 R09: 0000000000000000
[  556.262760][ T6906] R10: ffffc90008a8f010 R11: ffffffff8d6a8918 R12: 1ffff92001151de2
[  556.263250][ T6906] R13: 00000000000005dc R14: ffffc90008a8f010 R15: ffff888018ec2f08
[  556.263710][ T6906] FS:  00007fa0ce7bc800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[  556.264269][ T6906] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  556.264655][ T6906] CR2: 00000000004e5de8 CR3: 0000000012639003 CR4: 0000000000772ef0
[  556.265123][ T6906] PKRU: 55555554
[  556.265372][ T6906] Call Trace:
[  556.265606][ T6906]  <TASK>
[ 556.265766][ T6906] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 556.266090][ T6906] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 556.266417][ T6906] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 556.266728][ T6906] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 556.267120][ T6906] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 556.267444][ T6906] netif_set_mtu (net/core/dev.c:9652) 
[ 556.267761][ T6906] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 556.268092][ T6906] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 556.268569][ T6906] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 556.268807][ T6906] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 556.269256][ T6906] br_add_if (net/bridge/br_if.c:697) bridge 
[ 556.269610][ T6906] do_set_master (net/core/rtnetlink.c:2948) 
[ 556.269921][ T6906] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 556.270262][ T6906] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 556.270651][ T6906] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 556.271003][ T6906] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 556.271327][ T6906] ? __kernel_text_address (kernel/extable.c:79) 
[ 556.271640][ T6906] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 556.271963][ T6906] ? __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) 
[ 556.272292][ T6906] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 556.272674][ T6906] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 556.272986][ T6906] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 556.273305][ T6906] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 556.273612][ T6906] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 556.273923][ T6906] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 556.274240][ T6906] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 556.274543][ T6906] ? __create_object (mm/kmemleak.c:771) 
[ 556.274859][ T6906] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 556.275178][ T6906] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 556.275485][ T6906] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 556.275866][ T6906] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 556.276204][ T6906] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 556.276516][ T6906] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 556.276820][ T6906] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 556.277133][ T6906] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 556.277463][ T6906] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 556.277766][ T6906] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 556.278075][ T6906] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 556.278389][ T6906] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 556.278694][ T6906] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 556.279001][ T6906] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 556.279318][ T6906] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 556.279629][ T6906] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 556.279935][ T6906] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 556.280258][ T6906] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 556.280565][ T6906] ? 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) 
[ 556.280888][ T6906] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 556.281205][ T6906] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 556.281510][ T6906] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 556.281832][ T6906] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 556.282148][ T6906] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 556.282457][ T6906] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 556.282770][ T6906] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 556.283081][ T6906] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 556.283390][ T6906] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 556.283791][ T6906] ___sys_sendmsg (net/socket.c:2670) 
[ 556.284123][ T6906] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 556.284442][ T6906] ? __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) 
[ 556.284828][ T6906] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 556.285168][ T6906] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 556.285507][ T6906] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 556.285821][ T6906] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 556.286126][ T6906] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 556.286452][ T6906] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 556.286795][ T6906] __sys_sendmsg (net/socket.c:2700) 
[ 556.287119][ T6906] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 556.287512][ T6906] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 556.287830][ T6906] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 556.288148][ T6906] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 556.288457][ T6906] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  556.288836][ T6906] RIP: 0033:0x7fa0ce9891e7
[ 556.289174][ T6906] 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)
[  556.290308][ T6906] RSP: 002b:00007ffdbf23ca38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  556.290773][ T6906] RAX: ffffffffffffffda RBX: 00007ffdbf23d160 RCX: 00007fa0ce9891e7
[  556.291263][ T6906] RDX: 0000000000000000 RSI: 00007ffdbf23caa0 RDI: 0000000000000005
[  556.291723][ T6906] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  556.292188][ T6906] R10: 00000000345da910 R11: 0000000000000246 R12: 0000000000000004
[  556.292648][ T6906] R13: 00000000686e0c69 R14: 0000000000499600 R15: 0000000000000000
| [  946.485643][T10182] ------------[ cut here ]------------
| [946.485972][T10182] WARNING: CPU: 3 PID: 10182 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) 
| [  946.487558][T10182] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  946.488935][T10182] Tainted: [W]=WARN
[  946.489171][T10182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[946.489560][T10182] 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) 
[ 946.489887][T10182] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  946.491026][T10182] RSP: 0018:ffffc90001d0ef70 EFLAGS: 00010246
[  946.491449][T10182] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  946.491939][T10182] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  946.492440][T10182] RBP: ffffc90001d0f058 R08: 0000000000000000 R09: 0000000000000000
[  946.492908][T10182] R10: ffffc90001d0f088 R11: ffffffff8cd79160 R12: 1ffff920003a1df2
[  946.493385][T10182] R13: 00000000000005dc R14: ffffc90001d0f088 R15: ffff888018ec2f08
[  946.493842][T10182] FS:  00007f86d20f4800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[  946.494384][T10182] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  946.494768][T10182] CR2: 00000000004e5de8 CR3: 000000001249f002 CR4: 0000000000772ef0
[  946.495236][T10182] PKRU: 55555554
[  946.495473][T10182] Call Trace:
[  946.495702][T10182]  <TASK>
[946.495862][T10182] ? __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) 
[946.496275][T10182] ? br_del_if (net/bridge/br_if.c:742) bridge 
[946.496667][T10182] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[946.496978][T10182] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[946.497290][T10182] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[946.497594][T10182] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[946.497930][T10182] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[946.498241][T10182] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[946.498563][T10182] ? ___sys_sendmsg (net/socket.c:2670) 
[946.498876][T10182] ? __sys_sendmsg (net/socket.c:2700) 
[946.499196][T10182] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[946.499526][T10182] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[946.499925][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.500260][T10182] netif_set_mtu (net/core/dev.c:9652) 
[946.500579][T10182] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[946.500912][T10182] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[946.501165][T10182] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[946.501610][T10182] br_del_if (net/bridge/br_if.c:743) bridge 
[946.501964][T10182] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[946.502290][T10182] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[946.502611][T10182] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[946.502928][T10182] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[946.503335][T10182] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[946.503647][T10182] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[946.503953][T10182] ? __kernel_text_address (kernel/extable.c:79) 
[946.504286][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.504609][T10182] ? __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) 
[946.504916][T10182] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[946.505307][T10182] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[946.505616][T10182] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[946.505918][T10182] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[946.506230][T10182] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[946.506541][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.506847][T10182] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[946.507180][T10182] ? __create_object (mm/kmemleak.c:771) 
[946.507500][T10182] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[946.507814][T10182] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[946.508134][T10182] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[946.508537][T10182] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[946.508852][T10182] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[946.509173][T10182] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[946.509478][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.509811][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.510126][T10182] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[946.510441][T10182] ? __lock_release (kernel/locking/lockdep.c:5539) 
[946.510749][T10182] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[946.511075][T10182] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[946.511412][T10182] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[946.511733][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.512043][T10182] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[946.512372][T10182] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[946.512691][T10182] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[946.513010][T10182] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[946.513337][T10182] ? 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) 
[946.513649][T10182] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[946.513969][T10182] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[946.514282][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.514595][T10182] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[946.514911][T10182] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[946.515224][T10182] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[946.515553][T10182] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[946.515876][T10182] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[946.516190][T10182] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[946.516580][T10182] ___sys_sendmsg (net/socket.c:2670) 
[946.516885][T10182] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[946.517208][T10182] ? __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) 
[946.517594][T10182] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[946.517900][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.518221][T10182] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.518532][T10182] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.518841][T10182] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[946.519163][T10182] ? __lock_release (kernel/locking/lockdep.c:5539) 
[946.519519][T10182] __sys_sendmsg (net/socket.c:2700) 
[946.519823][T10182] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[946.520221][T10182] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[946.520539][T10182] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[946.520850][T10182] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[946.521196][T10182] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  946.521585][T10182] RIP: 0033:0x7f86d22c11e7
[ 946.521948][T10182] 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)
[  946.523100][T10182] RSP: 002b:00007fff7276f858 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  946.523604][T10182] RAX: ffffffffffffffda RBX: 00007fff7276ff80 RCX: 00007f86d22c11e7
[  946.524078][T10182] RDX: 0000000000000000 RSI: 00007fff7276f8c0 RDI: 0000000000000005
[  946.524572][T10182] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  946.525032][T10182] R10: 00007f86d21beee8 R11: 0000000000000246 R12: 0000000000000003
[  946.525521][T10182] R13: 00000000686e0df0 R14: 0000000000499600 R15: 0000000000000000
| [  946.665016][T10183] ------------[ cut here ]------------
| [946.666288][T10183] WARNING: CPU: 1 PID: 10183 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) 
| [  946.666911][T10183] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  946.668273][T10183] Tainted: [W]=WARN
[  946.668504][T10183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[946.668886][T10183] 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) 
[ 946.669210][T10183] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  946.670398][T10183] RSP: 0018:ffffc90001d0ef70 EFLAGS: 00010246
[  946.670793][T10183] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  946.671280][T10183] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  946.671739][T10183] RBP: ffffc90001d0f058 R08: 0000000000000000 R09: 0000000000000000
[  946.672205][T10183] R10: ffffc90001d0f088 R11: ffffffff8cd79160 R12: 1ffff920003a1df2
[  946.672674][T10183] R13: 00000000000005dc R14: ffffc90001d0f088 R15: ffff888018ec2f08
[  946.673131][T10183] FS:  00007f12833c4800(0000) GS:ffff8880a7937000(0000) knlGS:0000000000000000
[  946.673680][T10183] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  946.674090][T10183] CR2: 00000000004e5ce0 CR3: 0000000008a9d005 CR4: 0000000000772ef0
[  946.674577][T10183] PKRU: 55555554
[  946.674807][T10183] Call Trace:
[  946.675037][T10183]  <TASK>
[946.675201][T10183] ? __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) 
[946.675593][T10183] ? br_del_if (net/bridge/br_if.c:742) bridge 
[946.675945][T10183] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[946.676268][T10183] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[946.676619][T10183] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[946.676941][T10183] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[946.677274][T10183] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[946.677583][T10183] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[946.677893][T10183] ? ___sys_sendmsg (net/socket.c:2670) 
[946.678241][T10183] ? __sys_sendmsg (net/socket.c:2700) 
[946.678545][T10183] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[946.678850][T10183] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[946.679238][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.679569][T10183] netif_set_mtu (net/core/dev.c:9652) 
[946.679881][T10183] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[946.680210][T10183] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[946.680445][T10183] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[946.680918][T10183] br_del_if (net/bridge/br_if.c:743) bridge 
[946.681286][T10183] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[946.681597][T10183] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[946.681920][T10183] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[946.682276][T10183] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[946.682670][T10183] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[946.682979][T10183] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[946.683294][T10183] ? __kernel_text_address (kernel/extable.c:79) 
[946.683605][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.683913][T10183] ? __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) 
[946.684237][T10183] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[946.684618][T10183] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[946.684927][T10183] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[946.685241][T10183] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[946.685547][T10183] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[946.685856][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.686207][T10183] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[946.686512][T10183] ? __create_object (mm/kmemleak.c:771) 
[946.686834][T10183] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[946.687157][T10183] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[946.687465][T10183] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[946.687843][T10183] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[946.688166][T10183] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[946.688478][T10183] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[946.688783][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.689105][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.689470][T10183] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[946.689782][T10183] ? __lock_release (kernel/locking/lockdep.c:5539) 
[946.690127][T10183] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[946.690452][T10183] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[946.690768][T10183] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[946.691079][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.691416][T10183] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[946.691744][T10183] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[946.692051][T10183] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[946.692378][T10183] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[946.692687][T10183] ? 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) 
[946.692994][T10183] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[946.693316][T10183] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[946.693621][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.693944][T10183] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[946.694309][T10183] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[946.694620][T10183] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[946.694935][T10183] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[946.695255][T10183] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[946.695561][T10183] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[946.695956][T10183] ___sys_sendmsg (net/socket.c:2670) 
[946.696318][T10183] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[946.696629][T10183] ? __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) 
[946.697013][T10183] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[946.697351][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.697660][T10183] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[946.697969][T10183] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[946.698311][T10183] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[946.698633][T10183] ? __lock_release (kernel/locking/lockdep.c:5539) 
[946.698946][T10183] __sys_sendmsg (net/socket.c:2700) 
[946.699261][T10183] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[946.699644][T10183] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[946.699965][T10183] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[946.700284][T10183] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[946.700601][T10183] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  946.700994][T10183] RIP: 0033:0x7f12835911e7
[ 946.701375][T10183] 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)
[  946.702524][T10183] RSP: 002b:00007ffc5aa5d438 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  946.702989][T10183] RAX: ffffffffffffffda RBX: 00007ffc5aa5db60 RCX: 00007f12835911e7
[  946.703472][T10183] RDX: 0000000000000000 RSI: 00007ffc5aa5d4a0 RDI: 0000000000000005
[  946.703931][T10183] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  946.704396][T10183] R10: 00007f128348eee8 R11: 0000000000000246 R12: 0000000000000003
[  946.704853][T10183] R13: 00000000686e0df0 R14: 0000000000499600 R15: 0000000000000000
| [  952.323877][T10188] ------------[ cut here ]------------
| [952.324215][T10188] WARNING: CPU: 1 PID: 10188 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) 
| [  952.324859][T10188] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  952.326286][T10188] Tainted: [W]=WARN
[  952.326531][T10188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[952.326941][T10188] 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) 
[ 952.327284][T10188] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  952.328435][T10188] RSP: 0018:ffffc90001b9eef0 EFLAGS: 00010246
[  952.328844][T10188] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  952.329335][T10188] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  952.329818][T10188] RBP: ffffc90001b9efe0 R08: 0000000000000000 R09: 0000000000000000
[  952.330308][T10188] R10: ffffc90001b9f010 R11: ffffffff8d6a8918 R12: 1ffff92000373de2
[  952.330797][T10188] R13: 00000000000005dc R14: ffffc90001b9f010 R15: ffff888018ec2f08
[  952.331312][T10188] FS:  00007fac652a0800(0000) GS:ffff8880a7937000(0000) knlGS:0000000000000000
[  952.331879][T10188] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  952.332296][T10188] CR2: 00000000004e5ce0 CR3: 000000000b8d1006 CR4: 0000000000772ef0
[  952.332783][T10188] PKRU: 55555554
[  952.333030][T10188] Call Trace:
[  952.333284][T10188]  <TASK>
[952.333452][T10188] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[952.333780][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.334117][T10188] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[952.334452][T10188] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[952.334863][T10188] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[952.335211][T10188] netif_set_mtu (net/core/dev.c:9652) 
[952.335544][T10188] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[952.335874][T10188] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[952.336335][T10188] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[952.336578][T10188] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[952.337022][T10188] br_add_if (net/bridge/br_if.c:697) bridge 
[952.337403][T10188] do_set_master (net/core/rtnetlink.c:2948) 
[952.337739][T10188] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[952.338067][T10188] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[952.338487][T10188] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[952.338814][T10188] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[952.339162][T10188] ? __kernel_text_address (kernel/extable.c:79) 
[952.339493][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.339817][T10188] ? __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) 
[952.340148][T10188] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[952.340559][T10188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[952.340880][T10188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[952.341207][T10188] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[952.341540][T10188] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[952.341866][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.342204][T10188] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[952.342529][T10188] ? __create_object (mm/kmemleak.c:771) 
[952.342862][T10188] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[952.343196][T10188] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[952.343534][T10188] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[952.343937][T10188] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[952.344274][T10188] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[952.344601][T10188] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[952.344927][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.345522][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.345861][T10188] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[952.346189][T10188] ? __lock_release (kernel/locking/lockdep.c:5539) 
[952.346513][T10188] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[952.346832][T10188] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[952.347178][T10188] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[952.347507][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.347835][T10188] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[952.348170][T10188] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[952.348502][T10188] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[952.348833][T10188] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[952.349166][T10188] ? 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) 
[952.349495][T10188] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[952.349820][T10188] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[952.350157][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.350495][T10188] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[952.350822][T10188] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[952.351166][T10188] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[952.351558][T10188] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[952.351897][T10188] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[952.352230][T10188] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[952.352648][T10188] ___sys_sendmsg (net/socket.c:2670) 
[952.352970][T10188] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[952.353310][T10188] ? __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) 
[952.353719][T10188] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[952.354044][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.354378][T10188] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.354708][T10188] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.355036][T10188] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[952.355368][T10188] ? __lock_release (kernel/locking/lockdep.c:5539) 
[952.355720][T10188] __sys_sendmsg (net/socket.c:2700) 
[952.356044][T10188] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[952.356454][T10188] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[952.356792][T10188] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[952.357121][T10188] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[952.357456][T10188] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  952.357865][T10188] RIP: 0033:0x7fac6546d1e7
[ 952.358216][T10188] 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)
[  952.359380][T10188] RSP: 002b:00007ffd54c8ef88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  952.359872][T10188] RAX: ffffffffffffffda RBX: 00007ffd54c8f6b0 RCX: 00007fac6546d1e7
[  952.360373][T10188] RDX: 0000000000000000 RSI: 00007ffd54c8eff0 RDI: 0000000000000005
[  952.360861][T10188] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  952.361363][T10188] R10: 0000000039396910 R11: 0000000000000246 R12: 0000000000000004
[  952.361853][T10188] R13: 00000000686e0df6 R14: 0000000000499600 R15: 0000000000000000
| [  952.607310][T10190] ------------[ cut here ]------------
| [952.607644][T10190] WARNING: CPU: 0 PID: 10190 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) 
| [  952.608428][T10190] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  952.610351][T10190] Tainted: [W]=WARN
[  952.610688][T10190] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[952.611229][T10190] 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) 
[ 952.611660][T10190] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  952.613105][T10190] RSP: 0018:ffffc90001b7eef0 EFLAGS: 00010246
[  952.613645][T10190] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[  952.614246][T10190] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[  952.614780][T10190] RBP: ffffc90001b7efe0 R08: 0000000000000000 R09: 0000000000000000
[  952.615405][T10190] R10: ffffc90001b7f010 R11: ffffffff8d6a8918 R12: 1ffff9200036fde2
[  952.615953][T10190] R13: 00000000000005dc R14: ffffc90001b7f010 R15: ffff888018ec2f08
[  952.616526][T10190] FS:  00007f0389047800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[  952.617152][T10190] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  952.617637][T10190] CR2: 00000000004e5de8 CR3: 0000000018f84004 CR4: 0000000000772ef0
[  952.618224][T10190] PKRU: 55555554
[  952.618522][T10190] Call Trace:
[  952.618821][T10190]  <TASK>
[952.619043][T10190] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[952.619497][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.619935][T10190] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[952.620379][T10190] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[952.620866][T10190] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[952.621285][T10190] netif_set_mtu (net/core/dev.c:9652) 
[952.621685][T10190] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[952.622089][T10190] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[952.622675][T10190] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[952.622973][T10190] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[952.623466][T10190] br_add_if (net/bridge/br_if.c:697) bridge 
[952.623857][T10190] do_set_master (net/core/rtnetlink.c:2948) 
[952.624291][T10190] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[952.624716][T10190] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[952.625270][T10190] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[952.625712][T10190] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[952.626170][T10190] ? __kernel_text_address (kernel/extable.c:79) 
[952.626607][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.627022][T10190] ? __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) 
[952.627433][T10190] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[952.627945][T10190] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[952.628390][T10190] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[952.628791][T10190] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[952.629208][T10190] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[952.629611][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.629989][T10190] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[952.630364][T10190] ? __create_object (mm/kmemleak.c:771) 
[952.630787][T10190] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[952.631170][T10190] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[952.631552][T10190] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[952.632060][T10190] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[952.632463][T10190] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[952.632807][T10190] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[952.633154][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.633566][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.633925][T10190] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[952.634290][T10190] ? __lock_release (kernel/locking/lockdep.c:5539) 
[952.634645][T10190] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[952.635042][T10190] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[952.635444][T10190] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[952.635830][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.636251][T10190] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[952.636691][T10190] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[952.637127][T10190] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[952.637593][T10190] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[952.637994][T10190] ? 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) 
[952.638404][T10190] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[952.638794][T10190] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[952.639206][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.639599][T10190] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[952.639985][T10190] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[952.640383][T10190] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[952.640747][T10190] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[952.641095][T10190] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[952.641499][T10190] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[952.642019][T10190] ___sys_sendmsg (net/socket.c:2670) 
[952.642426][T10190] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[952.642838][T10190] ? __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) 
[952.643374][T10190] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[952.643803][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.644248][T10190] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[952.644666][T10190] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[952.645060][T10190] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[952.645503][T10190] ? __lock_release (kernel/locking/lockdep.c:5539) 
[952.645929][T10190] __sys_sendmsg (net/socket.c:2700) 
[952.646397][T10190] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[952.646891][T10190] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[952.647319][T10190] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[952.647708][T10190] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[952.648063][T10190] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  952.648541][T10190] RIP: 0033:0x7f03892141e7
[ 952.648898][T10190] 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)
[  952.650185][T10190] RSP: 002b:00007ffcd0e4d6a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  952.650672][T10190] RAX: ffffffffffffffda RBX: 00007ffcd0e4ddd0 RCX: 00007f03892141e7
[  952.651212][T10190] RDX: 0000000000000000 RSI: 00007ffcd0e4d710 RDI: 0000000000000005
[  952.651757][T10190] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  952.652271][T10190] R10: 000000001ff50910 R11: 0000000000000246 R12: 0000000000000004
[  952.652769][T10190] R13: 00000000686e0df6 R14: 0000000000499600 R15: 0000000000000000
| [ 1101.157764][T12095] ------------[ cut here ]------------
| [1101.158119][T12095] WARNING: CPU: 3 PID: 12095 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) 
| [ 1101.160180][T12095] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1101.161734][T12095] Tainted: [W]=WARN
[ 1101.161970][T12095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1101.162384][T12095] 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) 
[ 1101.162714][T12095] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1101.163911][T12095] RSP: 0018:ffffc9000b68ef70 EFLAGS: 00010246
[ 1101.164383][T12095] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[ 1101.164918][T12095] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[ 1101.165463][T12095] RBP: ffffc9000b68f058 R08: 0000000000000000 R09: 0000000000000000
[ 1101.165996][T12095] R10: ffffc9000b68f088 R11: ffffffff8cd79160 R12: 1ffff920016d1df2
[ 1101.166530][T12095] R13: 00000000000005dc R14: ffffc9000b68f088 R15: ffff888018ec2f08
[ 1101.167057][T12095] FS:  00007f21d9c9b800(0000) GS:ffff8880a7a37000(0000) knlGS:0000000000000000
[ 1101.167673][T12095] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1101.168113][T12095] CR2: 00000000004e5ab0 CR3: 000000000f365003 CR4: 0000000000772ef0
[ 1101.168648][T12095] PKRU: 55555554
[ 1101.168917][T12095] Call Trace:
[ 1101.169197][T12095]  <TASK>
[1101.169378][T12095] ? __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) 
[1101.169823][T12095] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1101.170242][T12095] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1101.170596][T12095] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1101.170943][T12095] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1101.171301][T12095] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1101.171672][T12095] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1101.172019][T12095] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1101.172386][T12095] ? ___sys_sendmsg (net/socket.c:2670) 
[1101.172732][T12095] ? __sys_sendmsg (net/socket.c:2700) 
[1101.173075][T12095] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1101.173433][T12095] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1101.173865][T12095] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.174237][T12095] netif_set_mtu (net/core/dev.c:9652) 
[1101.174600][T12095] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1101.174978][T12095] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1101.175260][T12095] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1101.175757][T12095] br_del_if (net/bridge/br_if.c:743) bridge 
[1101.176162][T12095] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1101.176513][T12095] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1101.176864][T12095] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1101.177232][T12095] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1101.177677][T12095] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1101.178036][T12095] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1101.178405][T12095] ? __kernel_text_address (kernel/extable.c:79) 
[1101.178770][T12095] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.179122][T12095] ? __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) 
[1101.179486][T12095] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1101.179920][T12095] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1101.180278][T12095] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1101.180631][T12095] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1101.180979][T12095] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1101.181340][T12095] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.181718][T12095] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1101.182063][T12095] ? __create_object (mm/kmemleak.c:771) 
[1101.182426][T12095] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1101.182779][T12095] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1101.183132][T12095] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1101.183581][T12095] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1101.183967][T12095] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1101.184329][T12095] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1101.184674][T12095] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.185029][T12095] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.185390][T12095] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1101.185734][T12095] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1101.186079][T12095] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1101.186434][T12095] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1101.186789][T12095] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1101.187148][T12095] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.187503][T12095] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1101.187847][T12095] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1101.188202][T12095] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1101.188562][T12095] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1101.188905][T12095] ? 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) 
[1101.189291][T12095] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1101.189646][T12095] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1101.189992][T12095] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.190351][T12095] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1101.190700][T12095] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1101.191045][T12095] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1101.191407][T12095] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1101.191812][T12095] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1101.192169][T12095] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1101.192618][T12095] ___sys_sendmsg (net/socket.c:2670) 
[1101.192972][T12095] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1101.193334][T12095] ? __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) 
[1101.193774][T12095] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1101.194123][T12095] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.194492][T12095] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.194845][T12095] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.195199][T12095] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1101.195545][T12095] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1101.195897][T12095] __sys_sendmsg (net/socket.c:2700) 
[1101.196250][T12095] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1101.196687][T12095] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1101.197054][T12095] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1101.197414][T12095] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1101.197764][T12095] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1101.198201][T12095] RIP: 0033:0x7f21d9e681e7
[ 1101.198564][T12095] 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)
[ 1101.199805][T12095] RSP: 002b:00007ffcf096c268 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1101.200341][T12095] RAX: ffffffffffffffda RBX: 00007ffcf096c990 RCX: 00007f21d9e681e7
[ 1101.200860][T12095] RDX: 0000000000000000 RSI: 00007ffcf096c2d0 RDI: 0000000000000005
[ 1101.201386][T12095] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1101.201954][T12095] R10: 00007f21d9d65ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1101.202487][T12095] R13: 00000000686e0e8a R14: 0000000000499600 R15: 0000000000000000
| [ 1101.784923][T12099] ------------[ cut here ]------------
| [1101.785270][T12099] WARNING: CPU: 1 PID: 12099 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) 
| [ 1101.785881][T12099] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1101.787367][T12099] Tainted: [W]=WARN
[ 1101.787599][T12099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1101.787980][T12099] 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) 
[ 1101.788330][T12099] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1101.789446][T12099] RSP: 0018:ffffc9000958ef70 EFLAGS: 00010246
[ 1101.789835][T12099] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[ 1101.790329][T12099] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[ 1101.790795][T12099] RBP: ffffc9000958f058 R08: 0000000000000000 R09: 0000000000000000
[ 1101.792354][T12099] R10: ffffc9000958f088 R11: ffffffff8cd79160 R12: 1ffff920012b1df2
[ 1101.792838][T12099] R13: 00000000000005dc R14: ffffc9000958f088 R15: ffff888018ec2f08
[ 1101.793301][T12099] FS:  00007ff5be1cc800(0000) GS:ffff8880a7937000(0000) knlGS:0000000000000000
[ 1101.793841][T12099] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1101.794248][T12099] CR2: 00000000004e5aa8 CR3: 00000000121e5001 CR4: 0000000000772ef0
[ 1101.794708][T12099] PKRU: 55555554
[ 1101.794935][T12099] Call Trace:
[ 1101.795177][T12099]  <TASK>
[1101.795332][T12099] ? __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) 
[1101.795716][T12099] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1101.796080][T12099] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1101.796402][T12099] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1101.796706][T12099] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1101.797013][T12099] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1101.797334][T12099] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1101.797640][T12099] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1101.797951][T12099] ? ___sys_sendmsg (net/socket.c:2670) 
[1101.798289][T12099] ? __sys_sendmsg (net/socket.c:2700) 
[1101.798592][T12099] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1101.798895][T12099] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1101.799284][T12099] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.799600][T12099] netif_set_mtu (net/core/dev.c:9652) 
[1101.799906][T12099] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1101.800262][T12099] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1101.800498][T12099] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1101.800924][T12099] br_del_if (net/bridge/br_if.c:743) bridge 
[1101.801290][T12099] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1101.801611][T12099] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1101.801920][T12099] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1101.802253][T12099] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1101.802638][T12099] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1101.802942][T12099] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1101.803267][T12099] ? __kernel_text_address (kernel/extable.c:79) 
[1101.803604][T12099] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.803915][T12099] ? __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) 
[1101.804229][T12099] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1101.804614][T12099] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1101.804921][T12099] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1101.805235][T12099] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1101.805549][T12099] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1101.805859][T12099] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.806187][T12099] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1101.806497][T12099] ? __create_object (mm/kmemleak.c:771) 
[1101.806811][T12099] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1101.807153][T12099] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1101.807464][T12099] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1101.807865][T12099] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1101.808193][T12099] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1101.808516][T12099] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1101.808826][T12099] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.809160][T12099] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.809469][T12099] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1101.809772][T12099] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1101.810077][T12099] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1101.810413][T12099] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1101.810743][T12099] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1101.811054][T12099] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.811386][T12099] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1101.811707][T12099] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1101.812028][T12099] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1101.812356][T12099] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1101.812661][T12099] ? 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) 
[1101.812976][T12099] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1101.813321][T12099] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1101.813622][T12099] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.813932][T12099] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1101.814264][T12099] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1101.814574][T12099] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1101.814888][T12099] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1101.815216][T12099] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1101.815516][T12099] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1101.815935][T12099] ___sys_sendmsg (net/socket.c:2670) 
[1101.816246][T12099] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1101.816551][T12099] ? __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) 
[1101.816983][T12099] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1101.817302][T12099] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.817647][T12099] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1101.817991][T12099] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1101.818317][T12099] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1101.818626][T12099] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1101.818971][T12099] __sys_sendmsg (net/socket.c:2700) 
[1101.819283][T12099] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1101.819659][T12099] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1101.819984][T12099] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1101.820302][T12099] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1101.820610][T12099] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1101.821009][T12099] RIP: 0033:0x7ff5be3991e7
[ 1101.821335][T12099] 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)
[ 1101.822455][T12099] RSP: 002b:00007ffebc739288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1101.822943][T12099] RAX: ffffffffffffffda RBX: 00007ffebc7399b0 RCX: 00007ff5be3991e7
[ 1101.823410][T12099] RDX: 0000000000000000 RSI: 00007ffebc7392f0 RDI: 0000000000000005
[ 1101.823867][T12099] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1101.824339][T12099] R10: 00007ff5be296ee8 R11: 0000000000000246 R12: 0000000000000003
[ 1101.824798][T12099] R13: 00000000686e0e8b R14: 0000000000499600 R15: 0000000000000000
| [ 1102.081166][T12101] ------------[ cut here ]------------
| [1102.081532][T12101] WARNING: CPU: 2 PID: 12101 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) 
| [ 1102.082223][T12101] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1102.083600][T12101] Tainted: [W]=WARN
[ 1102.083844][T12101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1102.084251][T12101] 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) 
[ 1102.084586][T12101] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1102.085833][T12101] RSP: 0018:ffffc9000956ef70 EFLAGS: 00010246
[ 1102.086586][T12101] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[ 1102.088479][T12101] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[ 1102.089360][T12101] RBP: ffffc9000956f058 R08: 0000000000000000 R09: 0000000000000000
[ 1102.090216][T12101] R10: ffffc9000956f088 R11: ffffffff8cd79160 R12: 1ffff920012addf2
[ 1102.091047][T12101] R13: 00000000000005dc R14: ffffc9000956f088 R15: ffff888018ec2f08
[ 1102.091900][T12101] FS:  00007f44026c0800(0000) GS:ffff8880a79b7000(0000) knlGS:0000000000000000
[ 1102.092897][T12101] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1102.093639][T12101] CR2: 00000000004e5de8 CR3: 000000000f51b003 CR4: 0000000000772ef0
[ 1102.094542][T12101] PKRU: 55555554
[ 1102.094978][T12101] Call Trace:
[ 1102.095434][T12101]  <TASK>
[1102.095740][T12101] ? __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) 
[1102.096480][T12101] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1102.097127][T12101] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1102.097743][T12101] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1102.098365][T12101] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1102.098933][T12101] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1102.099522][T12101] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1102.100098][T12101] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1102.100696][T12101] ? ___sys_sendmsg (net/socket.c:2670) 
[1102.101283][T12101] ? __sys_sendmsg (net/socket.c:2700) 
[1102.101865][T12101] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1102.102468][T12101] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1102.103202][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.103791][T12101] netif_set_mtu (net/core/dev.c:9652) 
[1102.104395][T12101] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1102.105009][T12101] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1102.105469][T12101] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1102.106300][T12101] br_del_if (net/bridge/br_if.c:743) bridge 
[1102.106943][T12101] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1102.107550][T12101] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1102.108128][T12101] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1102.108722][T12101] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1102.109465][T12101] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1102.110016][T12101] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1102.110625][T12101] ? __kernel_text_address (kernel/extable.c:79) 
[1102.111207][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.111818][T12101] ? __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) 
[1102.112446][T12101] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1102.113132][T12101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1102.113715][T12101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1102.114317][T12101] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1102.114888][T12101] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1102.115479][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.116068][T12101] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1102.116659][T12101] ? __create_object (mm/kmemleak.c:771) 
[1102.117248][T12101] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1102.117820][T12101] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1102.118431][T12101] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1102.119136][T12101] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1102.119739][T12101] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1102.120350][T12101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1102.120951][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.121556][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.122129][T12101] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1102.122725][T12101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1102.123319][T12101] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1102.123889][T12101] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1102.124486][T12101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1102.125066][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.125678][T12101] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1102.126293][T12101] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1102.126868][T12101] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1102.127479][T12101] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1102.128075][T12101] ? 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) 
[1102.128675][T12101] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1102.129272][T12101] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1102.129855][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.130481][T12101] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1102.131063][T12101] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1102.131678][T12101] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1102.132286][T12101] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1102.132861][T12101] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1102.133446][T12101] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1102.134210][T12101] ___sys_sendmsg (net/socket.c:2670) 
[1102.134777][T12101] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1102.135375][T12101] ? __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) 
[1102.136102][T12101] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1102.136718][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.137313][T12101] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.137901][T12101] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.138525][T12101] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1102.139084][T12101] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1102.139684][T12101] __sys_sendmsg (net/socket.c:2700) 
[1102.140277][T12101] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1102.140990][T12101] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1102.141601][T12101] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1102.142216][T12101] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1102.142802][T12101] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1102.143527][T12101] RIP: 0033:0x7f440288d1e7
[ 1102.144112][T12101] 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)
[ 1102.146084][T12101] RSP: 002b:00007ffdb55ab968 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1102.146962][T12101] RAX: ffffffffffffffda RBX: 00007ffdb55ac090 RCX: 00007f440288d1e7
[ 1102.147825][T12101] RDX: 0000000000000000 RSI: 00007ffdb55ab9d0 RDI: 0000000000000005
[ 1102.148664][T12101] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1102.149508][T12101] R10: 00007f440278aee8 R11: 0000000000000246 R12: 0000000000000003
[ 1102.150422][T12101] R13: 00000000686e0e8b R14: 0000000000499600 R15: 0000000000000000
| [ 1102.706093][T12105] ------------[ cut here ]------------
| [1102.707026][T12105] WARNING: CPU: 0 PID: 12105 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) 
| [ 1102.707650][T12105] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [ 1102.709037][T12105] Tainted: [W]=WARN
[ 1102.709287][T12105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1102.709675][T12105] 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) 
[ 1102.710003][T12105] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1102.711112][T12105] RSP: 0018:ffffc900093fef70 EFLAGS: 00010246
[ 1102.711524][T12105] RAX: 0000000000000000 RBX: ffff888018ec2000 RCX: 0000000000000001
[ 1102.711989][T12105] RDX: 0000000000000000 RSI: ffffffff8c89b941 RDI: ffffffff8c0555e0
[ 1102.712462][T12105] RBP: ffffc900093ff058 R08: 0000000000000000 R09: 0000000000000000
[ 1102.712925][T12105] R10: ffffc900093ff088 R11: ffffffff8cd79160 R12: 1ffff9200127fdf2
[ 1102.713390][T12105] R13: 00000000000005dc R14: ffffc900093ff088 R15: ffff888018ec2f08
[ 1102.713857][T12105] FS:  00007fda3ab91800(0000) GS:ffff8880a78b7000(0000) knlGS:0000000000000000
[ 1102.714405][T12105] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1102.714792][T12105] CR2: 00000000004e5ce0 CR3: 000000000d168006 CR4: 0000000000772ef0
[ 1102.715498][T12105] PKRU: 55555554
[ 1102.715731][T12105] Call Trace:
[ 1102.715961][T12105]  <TASK>
[1102.716125][T12105] ? __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) 
[1102.716757][T12105] ? br_del_if (net/bridge/br_if.c:742) bridge 
[1102.717117][T12105] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1102.717570][T12105] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1102.717880][T12105] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1102.718283][T12105] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1102.718590][T12105] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1102.718898][T12105] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1102.719229][T12105] ? ___sys_sendmsg (net/socket.c:2670) 
[1102.719546][T12105] ? __sys_sendmsg (net/socket.c:2700) 
[1102.719855][T12105] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1102.720174][T12105] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[1102.720554][T12105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.720873][T12105] netif_set_mtu (net/core/dev.c:9652) 
[1102.721198][T12105] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1102.721532][T12105] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1102.721770][T12105] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[1102.722211][T12105] br_del_if (net/bridge/br_if.c:743) bridge 
[1102.722553][T12105] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[1102.722859][T12105] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[1102.723194][T12105] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1102.723506][T12105] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1102.723897][T12105] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1102.724227][T12105] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1102.724534][T12105] ? __kernel_text_address (kernel/extable.c:79) 
[1102.724844][T12105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.725189][T12105] ? __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) 
[1102.725497][T12105] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1102.725877][T12105] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1102.726207][T12105] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1102.726512][T12105] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1102.726818][T12105] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1102.727132][T12105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.727471][T12105] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1102.727776][T12105] ? __create_object (mm/kmemleak.c:771) 
[1102.728084][T12105] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1102.728404][T12105] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1102.728712][T12105] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1102.729098][T12105] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1102.729430][T12105] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1102.729741][T12105] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1102.730054][T12105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.730435][T12105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.730742][T12105] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1102.731046][T12105] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1102.731383][T12105] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1102.731702][T12105] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1102.732005][T12105] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1102.732327][T12105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.732637][T12105] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1102.732944][T12105] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1102.733265][T12105] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1102.733584][T12105] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1102.733896][T12105] ? 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) 
[1102.734213][T12105] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[1102.734526][T12105] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1102.734835][T12105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.735178][T12105] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1102.735492][T12105] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1102.735799][T12105] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1102.736123][T12105] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1102.736454][T12105] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1102.736761][T12105] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1102.737169][T12105] ___sys_sendmsg (net/socket.c:2670) 
[1102.737479][T12105] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1102.737783][T12105] ? __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) 
[1102.738194][T12105] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1102.738514][T12105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.738828][T12105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1102.739170][T12105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1102.739482][T12105] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1102.739788][T12105] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1102.740108][T12105] __sys_sendmsg (net/socket.c:2700) 
[1102.740428][T12105] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1102.740810][T12105] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1102.741136][T12105] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1102.741467][T12105] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1102.741780][T12105] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1102.742171][T12105] RIP: 0033:0x7fda3ad5e1e7
[ 1102.742490][T12105] 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)
[ 1102.743659][T12105] RSP: 002b:00007ffeaf2341c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1102.744123][T12105] RAX: ffffffffffffffda RBX: 00007ffeaf2348f0 RCX: 00007fda3ad5e1e7
[ 1102.744598][T12105] RDX: 0000000000000000 RSI: 00007ffeaf234230 RDI: 0000000000000005
[ 1102.745058][T12105] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 1102.745539][T12105] R10: 00007fda3ac5bee8 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