======================================
| [   21.735644][  T329] br1: port 1(vx1) entered forwarding state
| [   21.736788][  T329] ------------[ cut here ]------------
| [ 21.737150][ T329] WARNING: CPU: 2 PID: 329 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.737771][  T329] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   21.738978][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.739386][ T329] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.739715][ T329] 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
[   21.740831][  T329] RSP: 0018:ffffc90000976ef0 EFLAGS: 00010246
[   21.741246][  T329] RAX: 0000000000000000 RBX: ffff888005092000 RCX: 0000000000000001
[   21.741718][  T329] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   21.742214][  T329] RBP: ffffc90000976fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.742684][  T329] R10: ffffc90000977010 R11: ffffffffa64a8918 R12: 1ffff9200012ede2
[   21.743171][  T329] R13: 00000000000005dc R14: ffffc90000977010 R15: ffff888005092f08
[   21.743649][  T329] FS:  00007fd93d25f800(0000) GS:ffff88808ebb7000(0000) knlGS:0000000000000000
[   21.744210][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.744614][  T329] CR2: 000055e3e31ebdec CR3: 0000000004af5004 CR4: 0000000000772ef0
[   21.745100][  T329] PKRU: 55555554
[   21.745470][  T329] Call Trace:
[   21.745716][  T329]  <TASK>
[ 21.745892][ T329] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.746226][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.746555][ T329] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.746877][ T329] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.747280][ T329] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.747604][ T329] netif_set_mtu (net/core/dev.c:9652) 
[ 21.747950][ T329] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.748280][ T329] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.748724][ T329] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.748978][ T329] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.749412][ T329] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.749779][ T329] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.750113][ T329] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.750435][ T329] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.750837][ T329] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.751175][ T329] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.751495][ T329] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.751820][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.752172][ T329] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.752493][ T329] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.752890][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.753222][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.753542][ T329] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.753860][ T329] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.754197][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.754515][ T329] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.754835][ T329] ? __create_object (mm/kmemleak.c:771) 
[ 21.755164][ T329] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.755488][ T329] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.755808][ T329] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.756213][ T329] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.756539][ T329] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.756876][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.757204][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.757532][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.757847][ T329] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.758172][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.758496][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.758819][ T329] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.759153][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.759477][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.759800][ T329] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.760131][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.760453][ T329] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.760782][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.761113][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.761437][ T329] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.761760][ T329] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.762095][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.762424][ T329] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.762747][ T329] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.763076][ T329] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.763405][ T329] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.763729][ T329] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.764055][ T329] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.764462][ T329] ___sys_sendmsg (net/socket.c:2670) 
[ 21.764779][ T329] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.765110][ T329] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.765506][ T329] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.765835][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.766164][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.766489][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.766805][ T329] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.767132][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.767485][ T329] __sys_sendmsg (net/socket.c:2700) 
[ 21.767805][ T329] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.768221][ T329] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.768555][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.769154][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.769707][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.770105][  T329] RIP: 0033:0x7fd93d42c1e7
[ 21.770896][ T329] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.772019][  T329] RSP: 002b:00007ffff7fb7268 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.772499][  T329] RAX: ffffffffffffffda RBX: 00007ffff7fb7990 RCX: 00007fd93d42c1e7
[   21.772976][  T329] RDX: 0000000000000000 RSI: 00007ffff7fb72d0 RDI: 0000000000000005
[   21.773901][  T329] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.774389][  T329] R10: 000000003af73910 R11: 0000000000000246 R12: 0000000000000004
[   21.774863][  T329] R13: 00000000686e1208 R14: 0000000000499600 R15: 0000000000000000
| [   21.924865][  T330] ------------[ cut here ]------------
| [ 21.925428][ T330] WARNING: CPU: 1 PID: 330 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.926515][  T330] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.928618][  T330] Tainted: [W]=WARN
[   21.929038][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.929719][ T330] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.930303][ T330] 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
[   21.932297][  T330] RSP: 0018:ffffc90000656ef0 EFLAGS: 00010246
[   21.933008][  T330] RAX: 0000000000000000 RBX: ffff888005092000 RCX: 0000000000000001
[   21.933835][  T330] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   21.934717][  T330] RBP: ffffc90000656fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.935566][  T330] R10: ffffc90000657010 R11: ffffffffa64a8918 R12: 1ffff920000cade2
[   21.936401][  T330] R13: 00000000000005dc R14: ffffc90000657010 R15: ffff888005092f08
[   21.937243][  T330] FS:  00007f93cf4ab800(0000) GS:ffff88808eb37000(0000) knlGS:0000000000000000
[   21.938197][  T330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.938822][  T330] CR2: 00000000004e5aa8 CR3: 0000000004c0b004 CR4: 0000000000772ef0
[   21.939611][  T330] PKRU: 55555554
[   21.940000][  T330] Call Trace:
[   21.940380][  T330]  <TASK>
[ 21.940637][ T330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.941162][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.941731][ T330] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.942313][ T330] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.943024][ T330] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.943586][ T330] netif_set_mtu (net/core/dev.c:9652) 
[ 21.944155][ T330] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.944724][ T330] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.945461][ T330] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.945887][ T330] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.946626][ T330] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.947252][ T330] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.947781][ T330] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.948316][ T330] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.948968][ T330] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.949486][ T330] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.950027][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.950567][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.951106][ T330] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.951640][ T330] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.952334][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.952886][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.953428][ T330] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.953984][ T330] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.954519][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.955063][ T330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.955594][ T330] ? __create_object (mm/kmemleak.c:771) 
[ 21.956116][ T330] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.956631][ T330] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.957161][ T330] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.957836][ T330] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.958392][ T330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.958950][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.959459][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.959988][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.960499][ T330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.960985][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.961496][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.962057][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.962589][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.963166][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.963731][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.964283][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.964797][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.965369][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.965891][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.966417][ T330] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.966972][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.967487][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.968022][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.968548][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.969065][ T330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.969592][ T330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.970095][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.970638][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.971343][ T330] ___sys_sendmsg (net/socket.c:2670) 
[ 21.971878][ T330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.972425][ T330] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.973060][ T330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.973581][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.974132][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.974666][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.975185][ T330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.975721][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.976295][ T330] __sys_sendmsg (net/socket.c:2700) 
[ 21.976847][ T330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.977534][ T330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.978092][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.978618][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.979148][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.979814][  T330] RIP: 0033:0x7f93cf6781e7
[ 21.980335][ T330] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.982230][  T330] RSP: 002b:00007ffcb3bf5508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.983049][  T330] RAX: ffffffffffffffda RBX: 00007ffcb3bf5c30 RCX: 00007f93cf6781e7
[   21.983805][  T330] RDX: 0000000000000000 RSI: 00007ffcb3bf5570 RDI: 0000000000000005
[   21.984618][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.985134][  T330] R10: 000000003d3e9910 R11: 0000000000000246 R12: 0000000000000004
[   21.985618][  T330] R13: 00000000686e1208 R14: 0000000000499600 R15: 0000000000000000
| [   22.386995][  T333] ------------[ cut here ]------------
| [ 22.387315][ T333] WARNING: CPU: 0 PID: 333 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.387948][  T333] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   22.389610][  T333] Tainted: [W]=WARN
[   22.389852][  T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.390255][ T333] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.390582][ T333] 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
[   22.391702][  T333] RSP: 0018:ffffc90000726ef0 EFLAGS: 00010246
[   22.392109][  T333] RAX: 0000000000000000 RBX: ffff888005092000 RCX: 0000000000000001
[   22.392585][  T333] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   22.393062][  T333] RBP: ffffc90000726fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.393529][  T333] R10: ffffc90000727010 R11: ffffffffa64a8918 R12: 1ffff920000e4de2
[   22.394008][  T333] R13: 00000000000005dc R14: ffffc90000727010 R15: ffff888005092f08
[   22.394482][  T333] FS:  00007f4f27565800(0000) GS:ffff88808eab7000(0000) knlGS:0000000000000000
[   22.395033][  T333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.395419][  T333] CR2: 00000000004e5ab0 CR3: 000000000c794005 CR4: 0000000000772ef0
[   22.395881][  T333] PKRU: 55555554
[   22.396136][  T333] Call Trace:
[   22.396381][  T333]  <TASK>
[ 22.396540][ T333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.396846][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.397170][ T333] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.397481][ T333] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.397861][ T333] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.398179][ T333] netif_set_mtu (net/core/dev.c:9652) 
[ 22.398494][ T333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.398820][ T333] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.399267][ T333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.399508][ T333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.399945][ T333] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.400322][ T333] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.400643][ T333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.400980][ T333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.401371][ T333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.401680][ T333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.402005][ T333] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.402323][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.402635][ T333] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.402954][ T333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.403342][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.403652][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.403967][ T333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.404275][ T333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.404596][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.404936][ T333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.405258][ T333] ? __create_object (mm/kmemleak.c:771) 
[ 22.405592][ T333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.405942][ T333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.406266][ T333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.406666][ T333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.407008][ T333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.407338][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.407659][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.407990][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.408301][ T333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.408628][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.408958][ T333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.409271][ T333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.409582][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.409892][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.410217][ T333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.410531][ T333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.410844][ T333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.411173][ T333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.411482][ T333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.411792][ T333] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.412125][ T333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.412433][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.412754][ T333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.413083][ T333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.413396][ T333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.413710][ T333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.414032][ T333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.414339][ T333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.414734][ T333] ___sys_sendmsg (net/socket.c:2670) 
[ 22.415048][ T333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.415359][ T333] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.415743][ T333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.416062][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.416373][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.416685][ T333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.417004][ T333] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.417309][ T333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.417640][ T333] __sys_sendmsg (net/socket.c:2700) 
[ 22.418086][ T333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.418473][ T333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.418791][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.419110][ T333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.419421][ T333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.419806][  T333] RIP: 0033:0x7f4f277321e7
[ 22.420134][ T333] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.421244][  T333] RSP: 002b:00007ffd439bbff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.421703][  T333] RAX: ffffffffffffffda RBX: 00007ffd439bc720 RCX: 00007f4f277321e7
[   22.422183][  T333] RDX: 0000000000000000 RSI: 00007ffd439bc060 RDI: 0000000000000005
[   22.422643][  T333] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.423140][  T333] R10: 000000002f7ed910 R11: 0000000000000246 R12: 0000000000000004
[   22.423605][  T333] R13: 00000000686e1209 R14: 0000000000499600 R15: 0000000000000000
| [   27.127294][  T380] ------------[ cut here ]------------
| [ 27.127666][ T380] WARNING: CPU: 2 PID: 380 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) 
| [   27.129037][  T380] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   27.130272][  T380] Tainted: [W]=WARN
[   27.130522][  T380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.130948][ T380] 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) 
[ 27.131297][ T380] 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
[   27.132432][  T380] RSP: 0018:ffffc90000986ef0 EFLAGS: 00010246
[   27.132837][  T380] RAX: 0000000000000000 RBX: ffff88800ea92000 RCX: 0000000000000001
[   27.133334][  T380] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   27.133804][  T380] RBP: ffffc90000986fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.134286][  T380] R10: ffffc90000987010 R11: ffffffffa5b79160 R12: 1ffff92000130de2
[   27.134759][  T380] R13: 00000000000005dc R14: ffffc90000987010 R15: ffff88800ea92f08
[   27.135257][  T380] FS:  00007f80cd01b800(0000) GS:ffff88808ebb7000(0000) knlGS:0000000000000000
[   27.135817][  T380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.136230][  T380] CR2: 00000000004e6898 CR3: 00000000093fe003 CR4: 0000000000772ef0
[   27.136706][  T380] PKRU: 55555554
[   27.136965][  T380] Call Trace:
[   27.137208][  T380]  <TASK>
[ 27.137380][ T380] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.137714][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.138056][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.138383][ T380] netif_set_mtu (net/core/dev.c:9652) 
[ 27.138703][ T380] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.139062][ T380] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.139314][ T380] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.139767][ T380] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.140156][ T380] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.140485][ T380] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.140808][ T380] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.141222][ T380] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.141544][ T380] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.141864][ T380] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.142215][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.142550][ T380] ? __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) 
[ 27.142870][ T380] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.143290][ T380] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.143617][ T380] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.143947][ T380] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.144263][ T380] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.144582][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.144958][ T380] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.145281][ T380] ? __create_object (mm/kmemleak.c:771) 
[ 27.145608][ T380] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.145941][ T380] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.146260][ T380] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.146652][ T380] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.147001][ T380] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.147338][ T380] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.147666][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.148003][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.148324][ T380] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.148643][ T380] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.148975][ T380] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.149299][ T380] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.149626][ T380] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.149971][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.150295][ T380] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.150614][ T380] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.150955][ T380] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.151287][ T380] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.151601][ T380] ? 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) 
[ 27.151930][ T380] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.152278][ T380] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.152597][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.152936][ T380] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.153264][ T380] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.153584][ T380] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.153920][ T380] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.154243][ T380] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.154558][ T380] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.154992][ T380] ___sys_sendmsg (net/socket.c:2670) 
[ 27.155310][ T380] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.155675][ T380] ? __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) 
[ 27.156088][ T380] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.156416][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.156739][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.157075][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.157400][ T380] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.157719][ T380] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.158053][ T380] __sys_sendmsg (net/socket.c:2700) 
[ 27.158372][ T380] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.158761][ T380] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.159122][ T380] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.159454][ T380] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.159790][ T380] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.160195][  T380] RIP: 0033:0x7f80cd1e81e7
[ 27.160526][ T380] 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)
[   27.161633][  T380] RSP: 002b:00007fff12ece228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.162172][  T380] RAX: ffffffffffffffda RBX: 00007fff12ece950 RCX: 00007f80cd1e81e7
[   27.162646][  T380] RDX: 0000000000000000 RSI: 00007fff12ece290 RDI: 0000000000000005
[   27.163137][  T380] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.163609][  T380] R10: 0000000000f38910 R11: 0000000000000246 R12: 0000000000000004
[   27.164097][  T380] R13: 00000000686e120d R14: 0000000000499600 R15: 0000000000000000
| [   27.930466][  T386] ------------[ cut here ]------------
| [ 27.930814][ T386] WARNING: CPU: 2 PID: 386 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) 
| [   27.931544][  T386] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   27.933151][  T386] Tainted: [W]=WARN
[   27.933574][  T386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.934179][ T386] 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) 
[ 27.934689][ T386] 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
[   27.935955][  T386] RSP: 0018:ffffc90000a56ef0 EFLAGS: 00010246
[   27.936593][  T386] RAX: 0000000000000000 RBX: ffff88800ea92000 RCX: 0000000000000001
[   27.937199][  T386] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   27.937668][  T386] RBP: ffffc90000a56fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.938148][  T386] R10: ffffc90000a57010 R11: ffffffffa64a8918 R12: 1ffff9200014ade2
[   27.938619][  T386] R13: 00000000000005dc R14: ffffc90000a57010 R15: ffff88800ea92f08
[   27.939108][  T386] FS:  00007fbafc22c800(0000) GS:ffff88808ebb7000(0000) knlGS:0000000000000000
[   27.939654][  T386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.940096][  T386] CR2: 00000000004e5768 CR3: 0000000004f9a006 CR4: 0000000000772ef0
[   27.940572][  T386] PKRU: 55555554
[   27.940813][  T386] Call Trace:
[   27.941078][  T386]  <TASK>
[ 27.941259][ T386] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.941580][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.941920][ T386] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.942256][ T386] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.942652][ T386] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.942985][ T386] netif_set_mtu (net/core/dev.c:9652) 
[ 27.943306][ T386] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.943644][ T386] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.944116][ T386] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.944366][ T386] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.944799][ T386] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.945175][ T386] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.945499][ T386] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.945821][ T386] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.946236][ T386] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.946555][ T386] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.946875][ T386] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.947208][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.947528][ T386] ? __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) 
[ 27.947851][ T386] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.948259][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.948589][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.948919][ T386] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.949238][ T386] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.949554][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.949878][ T386] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.950207][ T386] ? __create_object (mm/kmemleak.c:771) 
[ 27.950531][ T386] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.950854][ T386] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.951203][ T386] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.951595][ T386] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.951943][ T386] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.952277][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.952596][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.952936][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.953257][ T386] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.953581][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.953915][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.954235][ T386] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.954558][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.954884][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.955219][ T386] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.955537][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.955856][ T386] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.956216][ T386] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.956537][ T386] ? 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) 
[ 27.956855][ T386] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.957196][ T386] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.957513][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.957836][ T386] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.958173][ T386] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.958498][ T386] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.958827][ T386] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.959160][ T386] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.959481][ T386] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.959887][ T386] ___sys_sendmsg (net/socket.c:2670) 
[ 27.960227][ T386] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.960548][ T386] ? __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) 
[ 27.960962][ T386] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.961290][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.961615][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.961952][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.962282][ T386] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.962604][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.962942][ T386] __sys_sendmsg (net/socket.c:2700) 
[ 27.963267][ T386] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.963663][ T386] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.964017][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.964342][ T386] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.964665][ T386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.965069][  T386] RIP: 0033:0x7fbafc3f91e7
[ 27.965403][ T386] 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)
[   27.966522][  T386] RSP: 002b:00007fffc23fd688 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.967006][  T386] RAX: ffffffffffffffda RBX: 00007fffc23fddb0 RCX: 00007fbafc3f91e7
[   27.967478][  T386] RDX: 0000000000000000 RSI: 00007fffc23fd6f0 RDI: 0000000000000005
[   27.967973][  T386] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.968446][  T386] R10: 0000000020a9a910 R11: 0000000000000246 R12: 0000000000000004
[   27.968931][  T386] R13: 00000000686e120e R14: 0000000000499600 R15: 0000000000000000
| [   31.457976][  T420] ------------[ cut here ]------------
| [ 31.458306][ T420] WARNING: CPU: 0 PID: 420 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) 
| [   31.458975][  T420] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   31.460283][  T420] Tainted: [W]=WARN
[   31.460528][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.460940][ T420] 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) 
[ 31.461273][ T420] 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
[   31.462439][  T420] RSP: 0018:ffffc90000596ef0 EFLAGS: 00010246
[   31.462851][  T420] RAX: 0000000000000000 RBX: ffff88800eada000 RCX: 0000000000000001
[   31.463339][  T420] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   31.463826][  T420] RBP: ffffc90000596fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.464314][  T420] R10: ffffc90000597010 R11: ffffffffa5b79160 R12: 1ffff920000b2de2
[   31.464797][  T420] R13: 00000000000005dc R14: ffffc90000597010 R15: ffff88800eadaf08
[   31.465286][  T420] FS:  00007f7ade565800(0000) GS:ffff88808eab7000(0000) knlGS:0000000000000000
[   31.465850][  T420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.466266][  T420] CR2: 00000000004e6898 CR3: 000000000c74f001 CR4: 0000000000772ef0
[   31.466752][  T420] PKRU: 55555554
[   31.467006][  T420] Call Trace:
[   31.467246][  T420]  <TASK>
[ 31.467413][ T420] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.467738][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.468079][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.468415][ T420] netif_set_mtu (net/core/dev.c:9652) 
[ 31.468737][ T420] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.469085][ T420] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.469328][ T420] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.469783][ T420] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.470165][ T420] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.470496][ T420] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.470829][ T420] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.471251][ T420] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.471575][ T420] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.471897][ T420] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.472250][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.472577][ T420] ? __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) 
[ 31.472900][ T420] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.473312][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.473637][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.473999][ T420] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.474325][ T420] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.474672][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.475025][ T420] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.475383][ T420] ? __create_object (mm/kmemleak.c:771) 
[ 31.475713][ T420] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.476070][ T420] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.476438][ T420] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.476904][ T420] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.477299][ T420] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.477655][ T420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.478023][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.478421][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.478822][ T420] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.479486][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.479916][ T420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.480323][ T420] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.480688][ T420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.481055][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.481405][ T420] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.481755][ T420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.482283][ T420] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.482861][ T420] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.483373][ T420] ? 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) 
[ 31.483701][ T420] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.484038][ T420] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.484359][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.484686][ T420] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.485024][ T420] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.485346][ T420] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.485678][ T420] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.486017][ T420] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.486337][ T420] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.486748][ T420] ___sys_sendmsg (net/socket.c:2670) 
[ 31.487076][ T420] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.487409][ T420] ? __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) 
[ 31.487811][ T420] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.488142][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.488473][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.488800][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.489130][ T420] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.489455][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.489791][ T420] __sys_sendmsg (net/socket.c:2700) 
[ 31.490121][ T420] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.490526][ T420] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.490858][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.491190][ T420] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.491513][ T420] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.491919][  T420] RIP: 0033:0x7f7ade7321e7
[ 31.492278][ T420] 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)
[   31.493425][  T420] RSP: 002b:00007ffe8545e938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.493920][  T420] RAX: ffffffffffffffda RBX: 00007ffe8545f060 RCX: 00007f7ade7321e7
[   31.494415][  T420] RDX: 0000000000000000 RSI: 00007ffe8545e9a0 RDI: 0000000000000005
[   31.494896][  T420] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.495389][  T420] R10: 0000000016d75910 R11: 0000000000000246 R12: 0000000000000004
[   31.495871][  T420] R13: 00000000686e1212 R14: 0000000000499600 R15: 0000000000000000
| [   32.183177][  T426] ------------[ cut here ]------------
| [ 32.183492][ T426] WARNING: CPU: 0 PID: 426 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) 
| [   32.184140][  T426] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   32.185582][  T426] Tainted: [W]=WARN
[   32.185820][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.186411][ T426] 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) 
[ 32.186730][ T426] 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
[   32.188052][  T426] RSP: 0018:ffffc90000c76ef0 EFLAGS: 00010246
[   32.188445][  T426] RAX: 0000000000000000 RBX: ffff88800eada000 RCX: 0000000000000001
[   32.189117][  T426] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   32.189582][  T426] RBP: ffffc90000c76fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.190250][  T426] R10: ffffc90000c77010 R11: ffffffffa64a8918 R12: 1ffff9200018ede2
[   32.190725][  T426] R13: 00000000000005dc R14: ffffc90000c77010 R15: ffff88800eadaf08
[   32.191357][  T426] FS:  00007f6455ec0800(0000) GS:ffff88808eab7000(0000) knlGS:0000000000000000
[   32.192076][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.192468][  T426] CR2: 00000000004e5768 CR3: 00000000050ea002 CR4: 0000000000772ef0
[   32.192968][  T426] PKRU: 55555554
[   32.193213][  T426] Call Trace:
[   32.193455][  T426]  <TASK>
[ 32.193622][ T426] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.193953][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.194285][ T426] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 32.194606][ T426] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.195027][ T426] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 32.195362][ T426] netif_set_mtu (net/core/dev.c:9652) 
[ 32.195681][ T426] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.196021][ T426] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 32.196470][ T426] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.196714][ T426] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.197163][ T426] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.197539][ T426] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.197867][ T426] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.198202][ T426] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.198607][ T426] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.198937][ T426] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.199260][ T426] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.199586][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.199948][ T426] ? __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) 
[ 32.200271][ T426] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.200668][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.201000][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.201326][ T426] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.201650][ T426] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.201988][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.202313][ T426] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.202638][ T426] ? __create_object (mm/kmemleak.c:771) 
[ 32.202973][ T426] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.203297][ T426] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.203622][ T426] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.204044][ T426] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.204373][ T426] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.204699][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.205034][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.205362][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.205688][ T426] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.206015][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.206337][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.206656][ T426] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.207010][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.207381][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.207986][ T426] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.208569][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.208963][ T426] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.209301][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.209620][ T426] ? 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) 
[ 32.209951][ T426] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.210281][ T426] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.210612][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.210948][ T426] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.211279][ T426] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.211601][ T426] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.211940][ T426] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.212282][ T426] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.212601][ T426] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.213030][ T426] ___sys_sendmsg (net/socket.c:2670) 
[ 32.213351][ T426] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.213673][ T426] ? __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) 
[ 32.214082][ T426] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.214408][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.214734][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.215079][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.215407][ T426] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.215728][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.216066][ T426] __sys_sendmsg (net/socket.c:2700) 
[ 32.216385][ T426] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.216783][ T426] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.217123][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.217446][ T426] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.217772][ T426] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.218186][  T426] RIP: 0033:0x7f645608d1e7
[ 32.218521][ T426] 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)
[   32.219675][  T426] RSP: 002b:00007ffee1284cd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.220178][  T426] RAX: ffffffffffffffda RBX: 00007ffee1285400 RCX: 00007f645608d1e7
[   32.220664][  T426] RDX: 0000000000000000 RSI: 00007ffee1284d40 RDI: 0000000000000005
[   32.221153][  T426] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.221634][  T426] R10: 0000000014d42910 R11: 0000000000000246 R12: 0000000000000004
[   32.222140][  T426] R13: 00000000686e1212 R14: 0000000000499600 R15: 0000000000000000
| [   94.877959][  T623] ------------[ cut here ]------------
| [ 94.878288][ T623] WARNING: CPU: 3 PID: 623 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) 
| [   94.878895][  T623] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   94.880597][  T623] Tainted: [W]=WARN
[   94.880833][  T623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 94.881221][ T623] 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) 
[ 94.881543][ T623] 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
[   94.882661][  T623] RSP: 0018:ffffc90000cf6f70 EFLAGS: 00010246
[   94.883057][  T623] RAX: 0000000000000000 RBX: ffff888005092000 RCX: 0000000000000001
[   94.883523][  T623] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   94.883997][  T623] RBP: ffffc90000cf7058 R08: 0000000000000000 R09: 0000000000000000
[   94.884462][  T623] R10: ffffc90000cf7088 R11: ffffffffa1a00130 R12: 1ffff9200019edf2
[   94.884954][  T623] R13: 00000000000005dc R14: ffffc90000cf7088 R15: ffff888005092f08
[   94.885428][  T623] FS:  00007fcda8848800(0000) GS:ffff88808ec37000(0000) knlGS:0000000000000000
[   94.885980][  T623] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.886362][  T623] CR2: 00000000004e5ab0 CR3: 0000000004d3d004 CR4: 0000000000772ef0
[   94.886820][  T623] PKRU: 55555554
[   94.887058][  T623] Call Trace:
[   94.887286][  T623]  <TASK>
[ 94.887439][ T623] ? __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) 
[ 94.887830][ T623] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 94.888195][ T623] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 94.888513][ T623] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 94.888833][ T623] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 94.889168][ T623] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 94.889483][ T623] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 94.889789][ T623] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 94.890107][ T623] ? ___sys_sendmsg (net/socket.c:2670) 
[ 94.890412][ T623] ? __sys_sendmsg (net/socket.c:2700) 
[ 94.890714][ T623] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 94.891033][ T623] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 94.891422][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.891742][ T623] netif_set_mtu (net/core/dev.c:9652) 
[ 94.892075][ T623] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 94.892400][ T623] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 94.892634][ T623] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 94.893067][ T623] br_del_if (net/bridge/br_if.c:743) bridge 
[ 94.893411][ T623] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 94.893714][ T623] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 94.894035][ T623] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 94.894352][ T623] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 94.894746][ T623] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 94.895057][ T623] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 94.895365][ T623] ? __kernel_text_address (kernel/extable.c:79) 
[ 94.895673][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.895994][ T623] ? __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) 
[ 94.896300][ T623] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 94.896686][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 94.897006][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 94.897313][ T623] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 94.897613][ T623] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 94.897930][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.898234][ T623] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 94.898538][ T623] ? __create_object (mm/kmemleak.c:771) 
[ 94.898849][ T623] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 94.899171][ T623] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 94.899476][ T623] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 94.899857][ T623] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 94.900175][ T623] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 94.900483][ T623] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 94.900788][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.901109][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.901419][ T623] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 94.901723][ T623] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 94.902050][ T623] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 94.902363][ T623] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 94.902672][ T623] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 94.902998][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.903310][ T623] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 94.903615][ T623] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 94.903937][ T623] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 94.904252][ T623] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 94.904555][ T623] ? 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) 
[ 94.904860][ T623] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 94.905178][ T623] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 94.905486][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.905793][ T623] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 94.906138][ T623] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 94.906449][ T623] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 94.906759][ T623] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 94.907078][ T623] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 94.907382][ T623] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 94.907770][ T623] ___sys_sendmsg (net/socket.c:2670) 
[ 94.908080][ T623] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 94.908388][ T623] ? __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) 
[ 94.908767][ T623] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 94.909087][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.909403][ T623] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.909713][ T623] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.910024][ T623] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 94.910331][ T623] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 94.910653][ T623] __sys_sendmsg (net/socket.c:2700) 
[ 94.910966][ T623] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 94.911341][ T623] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 94.911657][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 94.911974][ T623] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 94.912293][ T623] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   94.912672][  T623] RIP: 0033:0x7fcda8a151e7
[ 94.913005][ T623] 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)
[   94.914108][  T623] RSP: 002b:00007fff025a3eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   94.914573][  T623] RAX: ffffffffffffffda RBX: 00007fff025a45e0 RCX: 00007fcda8a151e7
[   94.915042][  T623] RDX: 0000000000000000 RSI: 00007fff025a3f20 RDI: 0000000000000005
[   94.915499][  T623] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   94.915972][  T623] R10: 00007fcda8912ee8 R11: 0000000000000246 R12: 0000000000000003
[   94.916425][  T623] R13: 00000000686e1251 R14: 0000000000499600 R15: 0000000000000000
| [   95.363107][  T626] ------------[ cut here ]------------
| [ 95.363438][ T626] WARNING: CPU: 1 PID: 626 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   95.364082][  T626] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   95.365454][  T626] Tainted: [W]=WARN
[   95.365695][  T626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 95.366095][ T626] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 95.366432][ T626] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   95.368812][  T626] RSP: 0018:ffffc90000d26f70 EFLAGS: 00010246
[   95.369230][  T626] RAX: 0000000000000000 RBX: ffff888005092000 RCX: 0000000000000001
[   95.369702][  T626] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   95.370172][  T626] RBP: ffffc90000d27058 R08: 0000000000000000 R09: 0000000000000000
[   95.370653][  T626] R10: ffffc90000d27088 R11: ffffffffa5b79160 R12: 1ffff920001a4df2
[   95.371130][  T626] R13: 00000000000005dc R14: ffffc90000d27088 R15: ffff888005092f08
[   95.371584][  T626] FS:  00007f26e2b8d800(0000) GS:ffff88808eb37000(0000) knlGS:0000000000000000
[   95.372166][  T626] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.372573][  T626] CR2: 00000000004e5aa8 CR3: 0000000005024002 CR4: 0000000000772ef0
[   95.373064][  T626] PKRU: 55555554
[   95.373306][  T626] Call Trace:
[   95.373554][  T626]  <TASK>
[ 95.373718][ T626] ? __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) 
[ 95.374140][ T626] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 95.374523][ T626] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 95.374834][ T626] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.375153][ T626] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 95.375466][ T626] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 95.375781][ T626] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.376102][ T626] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.376419][ T626] ? ___sys_sendmsg (net/socket.c:2670) 
[ 95.376732][ T626] ? __sys_sendmsg (net/socket.c:2700) 
[ 95.377052][ T626] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.377368][ T626] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 95.377749][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.378091][ T626] netif_set_mtu (net/core/dev.c:9652) 
[ 95.378401][ T626] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 95.378730][ T626] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 95.378986][ T626] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 95.379423][ T626] br_del_if (net/bridge/br_if.c:743) bridge 
[ 95.379769][ T626] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 95.380097][ T626] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 95.380407][ T626] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.380721][ T626] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 95.381128][ T626] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.381449][ T626] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.381758][ T626] ? __kernel_text_address (kernel/extable.c:79) 
[ 95.382104][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.382421][ T626] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 95.382737][ T626] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 95.383136][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.383451][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.383770][ T626] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 95.384097][ T626] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 95.384435][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.384749][ T626] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 95.385078][ T626] ? __create_object (mm/kmemleak.c:771) 
[ 95.385399][ T626] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 95.385716][ T626] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 95.386042][ T626] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 95.386440][ T626] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 95.386758][ T626] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 95.387085][ T626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.387391][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.387702][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.388020][ T626] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 95.388343][ T626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.388663][ T626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.388994][ T626] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 95.389319][ T626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.389641][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.390004][ T626] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 95.390453][ T626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.390838][ T626] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 95.391186][ T626] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 95.391504][ T626] ? 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) 
[ 95.391811][ T626] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 95.392158][ T626] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 95.392502][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.392828][ T626] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.393164][ T626] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 95.393479][ T626] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 95.393814][ T626] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.394147][ T626] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 95.394456][ T626] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 95.394845][ T626] ___sys_sendmsg (net/socket.c:2670) 
[ 95.395159][ T626] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 95.395475][ T626] ? __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) 
[ 95.395865][ T626] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 95.396201][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.396525][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.396846][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.397163][ T626] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 95.397478][ T626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.397798][ T626] __sys_sendmsg (net/socket.c:2700) 
[ 95.398120][ T626] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 95.398508][ T626] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 95.398829][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.399168][ T626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.399483][ T626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   95.399871][  T626] RIP: 0033:0x7f26e2d5a1e7
[ 95.400211][ T626] 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)
[   95.401326][  T626] RSP: 002b:00007ffcb95c04d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   95.401803][  T626] RAX: ffffffffffffffda RBX: 00007ffcb95c0c00 RCX: 00007f26e2d5a1e7
[   95.402305][  T626] RDX: 0000000000000000 RSI: 00007ffcb95c0540 RDI: 0000000000000005
[   95.402771][  T626] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   95.403246][  T626] R10: 00007f26e2c57ee8 R11: 0000000000000246 R12: 0000000000000003
[   95.403704][  T626] R13: 00000000686e1252 R14: 0000000000499600 R15: 0000000000000000
| [   95.539705][  T627] ------------[ cut here ]------------
| [ 95.540058][ T627] WARNING: CPU: 0 PID: 627 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   95.540675][  T627] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   95.542043][  T627] Tainted: [W]=WARN
[   95.542285][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 95.542667][ T627] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 95.543711][ T627] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   95.544805][  T627] RSP: 0018:ffffc90000d46f70 EFLAGS: 00010246
[   95.545202][  T627] RAX: 0000000000000000 RBX: ffff888005092000 RCX: 0000000000000001
[   95.545661][  T627] RDX: 0000000000000000 RSI: ffffffffa569b941 RDI: ffffffffa4e555e0
[   95.546128][  T627] RBP: ffffc90000d47058 R08: 0000000000000000 R09: 0000000000000000
[   95.546583][  T627] R10: ffffc90000d47088 R11: ffffffffa5b79160 R12: 1ffff920001a8df2
[   95.547051][  T627] R13: 00000000000005dc R14: ffffc90000d47088 R15: ffff888005092f08
[   95.547504][  T627] FS:  00007f8a04134800(0000) GS:ffff88808eab7000(0000) knlGS:0000000000000000
[   95.548135][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.548521][  T627] CR2: 00000000004e5760 CR3: 00000000060bf001 CR4: 0000000000772ef0
[   95.548991][  T627] PKRU: 55555554
[   95.549225][  T627] Call Trace:
[   95.549454][  T627]  <TASK>
[ 95.549609][ T627] ? __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) 
[ 95.550035][ T627] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 95.550392][ T627] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 95.550703][ T627] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.551017][ T627] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 95.551324][ T627] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 95.551639][ T627] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.551952][ T627] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.552278][ T627] ? ___sys_sendmsg (net/socket.c:2670) 
[ 95.552579][ T627] ? __sys_sendmsg (net/socket.c:2700) 
[ 95.552881][ T627] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.553202][ T627] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 95.553584][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.553900][ T627] netif_set_mtu (net/core/dev.c:9652) 
[ 95.554219][ T627] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 95.554541][ T627] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 95.554783][ T627] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 95.555216][ T627] br_del_if (net/bridge/br_if.c:743) bridge 
[ 95.555558][ T627] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 95.555862][ T627] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 95.556184][ T627] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.556495][ T627] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 95.556882][ T627] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.557211][ T627] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.557516][ T627] ? __kernel_text_address (kernel/extable.c:79) 
[ 95.557825][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.558150][ T627] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 95.558457][ T627] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 95.558839][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.559164][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.559489][ T627] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 95.559791][ T627] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 95.560109][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.560416][ T627] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 95.560715][ T627] ? __create_object (mm/kmemleak.c:771) 
[ 95.561037][ T627] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 95.561349][ T627] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 95.561654][ T627] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 95.562059][ T627] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 95.562382][ T627] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 95.562690][ T627] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.563004][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.563315][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.563620][ T627] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 95.563936][ T627] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.564243][ T627] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.564559][ T627] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 95.564866][ T627] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.565194][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.565509][ T627] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 95.565814][ T627] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.566132][ T627] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 95.566450][ T627] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 95.566763][ T627] ? 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) 
[ 95.567083][ T627] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 95.567391][ T627] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 95.567696][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.568017][ T627] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.568325][ T627] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 95.568631][ T627] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 95.568965][ T627] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.569275][ T627] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 95.569575][ T627] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 95.569980][ T627] ___sys_sendmsg (net/socket.c:2670) 
[ 95.570281][ T627] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 95.570583][ T627] ? __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) 
[ 95.570971][ T627] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 95.571287][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.571592][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.571901][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.572233][ T627] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 95.572537][ T627] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.572850][ T627] __sys_sendmsg (net/socket.c:2700) 
[ 95.573165][ T627] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 95.573549][ T627] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 95.573864][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.574189][ T627] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.574496][ T627] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   95.574876][  T627] RIP: 0033:0x7f8a043011e7
[ 95.575206][ T627] 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)
[   95.576318][  T627] RSP: 002b:00007ffdb5201708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   95.576780][  T627] RAX: ffffffffffffffda RBX: 00007ffdb5201e30 RCX: 00007f8a043011e7
[   95.577244][  T627] RDX: 0000000000000000 RSI: 00007ffdb5201770 RDI: 0000000000000005
[   95.577702][  T627] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   95.578177][  T627] R10: 00007f8a041feee8 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