======================================
| [   24.091257][  T352] br1: port 1(vx10) entered forwarding state
| [   24.092506][  T352] ------------[ cut here ]------------
| [ 24.092818][ T352] WARNING: CPU: 3 PID: 352 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.093618][  T352] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
[   24.094870][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.095254][ T352] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.095583][ T352] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.096696][  T352] RSP: 0018:ffffc90000516ef0 EFLAGS: 00010246
[   24.097086][  T352] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[   24.097552][  T352] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   24.098054][  T352] RBP: ffffc90000516fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.098555][  T352] R10: ffffc90000517010 R11: ffffffffb44a8918 R12: 1ffff920000a2de2
[   24.099039][  T352] R13: 00000000000005dc R14: ffffc90000517010 R15: ffff88800a22af08
[   24.099543][  T352] FS:  00007f1896955800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[   24.100109][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.100534][  T352] CR2: 00000000004e5ce0 CR3: 0000000015e26005 CR4: 0000000000772ef0
[   24.101021][  T352] PKRU: 55555554
[   24.101267][  T352] Call Trace:
[   24.101522][  T352]  <TASK>
[ 24.101694][ T352] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.102022][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.104074][ T352] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.104409][ T352] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.104805][ T352] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.105114][ T352] netif_set_mtu (net/core/dev.c:9652) 
[ 24.105435][ T352] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.105754][ T352] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.106179][ T352] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.106421][ T352] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.106848][ T352] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.107202][ T352] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.107534][ T352] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.107856][ T352] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.108242][ T352] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.108562][ T352] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.108869][ T352] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.109184][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.109511][ T352] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.109818][ T352] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.110197][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.110517][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.110823][ T352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.111126][ T352] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.111448][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.111757][ T352] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.112061][ T352] ? __create_object (mm/kmemleak.c:771) 
[ 24.112383][ T352] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.112690][ T352] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.112996][ T352] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.113386][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.113700][ T352] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.114022][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.114338][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.114647][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.114954][ T352] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.115255][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.115572][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.115881][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.116187][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.116513][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.116824][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.117133][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.117456][ T352] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.117793][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.118099][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.118414][ T352] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.118734][ T352] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.119040][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.119361][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.119671][ T352] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.119976][ T352] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.120302][ T352] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.120615][ T352] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.120924][ T352] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.121343][ T352] ___sys_sendmsg (net/socket.c:2670) 
[ 24.121651][ T352] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.121955][ T352] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.122349][ T352] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.122664][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.122973][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.123301][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.123611][ T352] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.123921][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.124237][ T352] __sys_sendmsg (net/socket.c:2700) 
[ 24.124554][ T352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.124940][ T352] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.125261][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.125588][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.125905][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.126299][  T352] RIP: 0033:0x7f1896b221e7
[ 24.126624][ T352] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.127743][  T352] RSP: 002b:00007fff33f1c368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.128226][  T352] RAX: ffffffffffffffda RBX: 00007fff33f1ca90 RCX: 00007f1896b221e7
[   24.128704][  T352] RDX: 0000000000000000 RSI: 00007fff33f1c3d0 RDI: 0000000000000005
[   24.129177][  T352] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.129652][  T352] R10: 000000003c661910 R11: 0000000000000246 R12: 0000000000000004
[   24.130126][  T352] R13: 00000000686e460d R14: 0000000000499600 R15: 0000000000000000
| [   24.633188][  T357] ------------[ cut here ]------------
| [ 24.634087][ T357] WARNING: CPU: 2 PID: 357 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.634783][  T357] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.636087][  T357] Tainted: [W]=WARN
[   24.636350][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.636759][ T357] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.637095][ T357] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.638252][  T357] RSP: 0018:ffffc90000616ef0 EFLAGS: 00010246
[   24.638703][  T357] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[   24.639188][  T357] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   24.639680][  T357] RBP: ffffc90000616fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.640155][  T357] R10: ffffc90000617010 R11: ffffffffb44a8918 R12: 1ffff920000c2de2
[   24.640678][  T357] R13: 00000000000005dc R14: ffffc90000617010 R15: ffff88800a22af08
[   24.641468][  T357] FS:  00007f4e71565800(0000) GS:ffff888080bb7000(0000) knlGS:0000000000000000
[   24.642462][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.643186][  T357] CR2: 00000000004e5de8 CR3: 0000000015f15005 CR4: 0000000000772ef0
[   24.644053][  T357] PKRU: 55555554
[   24.644507][  T357] Call Trace:
[   24.644904][  T357]  <TASK>
[ 24.645220][ T357] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.645809][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.646422][ T357] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.647003][ T357] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.647773][ T357] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.648397][ T357] netif_set_mtu (net/core/dev.c:9652) 
[ 24.648981][ T357] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.649586][ T357] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.650390][ T357] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.650826][ T357] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.651631][ T357] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.652310][ T357] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.652901][ T357] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.653511][ T357] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.654216][ T357] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.654791][ T357] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.655357][ T357] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.655906][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.656477][ T357] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.657055][ T357] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.657771][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.658370][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.658910][ T357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.659497][ T357] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.660062][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.660646][ T357] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.661195][ T357] ? __create_object (mm/kmemleak.c:771) 
[ 24.661775][ T357] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.662361][ T357] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.663350][ T357] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.664047][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.664652][ T357] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.665222][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.665816][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.666415][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.666970][ T357] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.667978][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.668569][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.669571][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.670162][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.671586][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.672165][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.672746][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.673322][ T357] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.673912][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.674479][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.675476][ T357] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.676027][ T357] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.676586][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.677156][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.678176][ T357] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.678760][ T357] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.679334][ T357] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.679906][ T357] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.680874][ T357] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.681591][ T357] ___sys_sendmsg (net/socket.c:2670) 
[ 24.682148][ T357] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.682727][ T357] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.683870][ T357] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.684432][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.685003][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.685575][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.686163][ T357] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.686744][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.687337][ T357] __sys_sendmsg (net/socket.c:2700) 
[ 24.687915][ T357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.688614][ T357] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.688989][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.689323][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.689895][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.690391][  T357] RIP: 0033:0x7f4e717321e7
[ 24.690866][ T357] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.692228][  T357] RSP: 002b:00007ffc45705ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.692732][  T357] RAX: ffffffffffffffda RBX: 00007ffc45706200 RCX: 00007f4e717321e7
[   24.693671][  T357] RDX: 0000000000000000 RSI: 00007ffc45705b40 RDI: 0000000000000005
[   24.694358][  T357] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.695181][  T357] R10: 00000000377a2910 R11: 0000000000000246 R12: 0000000000000004
[   24.696477][  T357] R13: 00000000686e460e R14: 0000000000499600 R15: 0000000000000000
| [   24.937585][  T359] ------------[ cut here ]------------
| [ 24.937936][ T359] WARNING: CPU: 2 PID: 359 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   24.938575][  T359] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   24.940204][  T359] Tainted: [W]=WARN
[   24.940465][  T359] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 24.940912][ T359] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 24.941242][ T359] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   24.942358][  T359] RSP: 0018:ffffc90000736ef0 EFLAGS: 00010246
[   24.942757][  T359] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[   24.943253][  T359] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   24.943736][  T359] RBP: ffffc90000736fe0 R08: 0000000000000000 R09: 0000000000000000
[   24.944211][  T359] R10: ffffc90000737010 R11: ffffffffb44a8918 R12: 1ffff920000e6de2
[   24.944755][  T359] R13: 00000000000005dc R14: ffffc90000737010 R15: ffff88800a22af08
[   24.945237][  T359] FS:  00007f2c8c2a0800(0000) GS:ffff888080bb7000(0000) knlGS:0000000000000000
[   24.945935][  T359] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   24.946353][  T359] CR2: 00000000004e5aa8 CR3: 0000000005a66006 CR4: 0000000000772ef0
[   24.946829][  T359] PKRU: 55555554
[   24.947074][  T359] Call Trace:
[   24.947331][  T359]  <TASK>
[ 24.947503][ T359] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 24.947837][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.948165][ T359] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 24.948539][ T359] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 24.948969][ T359] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 24.949304][ T359] netif_set_mtu (net/core/dev.c:9652) 
[ 24.949625][ T359] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 24.949953][ T359] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 24.950408][ T359] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 24.950658][ T359] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 24.951101][ T359] br_add_if (net/bridge/br_if.c:697) bridge 
[ 24.951481][ T359] do_set_master (net/core/rtnetlink.c:2948) 
[ 24.951806][ T359] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 24.952134][ T359] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 24.952692][ T359] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 24.953021][ T359] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 24.953355][ T359] ? __kernel_text_address (kernel/extable.c:79) 
[ 24.953687][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.954009][ T359] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 24.954341][ T359] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 24.954730][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.955055][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.955384][ T359] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 24.955703][ T359] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 24.956029][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.956373][ T359] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 24.956734][ T359] ? __create_object (mm/kmemleak.c:771) 
[ 24.957060][ T359] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 24.957392][ T359] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 24.957730][ T359] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 24.958123][ T359] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 24.958473][ T359] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 24.958798][ T359] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.959118][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.959462][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.959786][ T359] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 24.960103][ T359] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.960447][ T359] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 24.960811][ T359] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 24.961139][ T359] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.961475][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.961803][ T359] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 24.962132][ T359] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 24.962466][ T359] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 24.962799][ T359] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 24.963116][ T359] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 24.963452][ T359] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 24.963780][ T359] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 24.964098][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.964443][ T359] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 24.964813][ T359] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 24.965137][ T359] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 24.965479][ T359] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 24.965808][ T359] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 24.966131][ T359] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 24.966550][ T359] ___sys_sendmsg (net/socket.c:2670) 
[ 24.966867][ T359] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 24.967185][ T359] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 24.967594][ T359] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 24.967929][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.968257][ T359] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 24.968643][ T359] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 24.968972][ T359] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 24.969304][ T359] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 24.969630][ T359] __sys_sendmsg (net/socket.c:2700) 
[ 24.969950][ T359] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 24.970358][ T359] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 24.970716][ T359] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 24.971046][ T359] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 24.971378][ T359] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   24.971769][  T359] RIP: 0033:0x7f2c8c46d1e7
[ 24.972098][ T359] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   24.973261][  T359] RSP: 002b:00007ffdb567ad68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   24.973763][  T359] RAX: ffffffffffffffda RBX: 00007ffdb567b490 RCX: 00007f2c8c46d1e7
[   24.974235][  T359] RDX: 0000000000000000 RSI: 00007ffdb567add0 RDI: 0000000000000005
[   24.974717][  T359] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   24.975189][  T359] R10: 0000000012a70910 R11: 0000000000000246 R12: 0000000000000004
[   24.975669][  T359] R13: 00000000686e460e R14: 0000000000499600 R15: 0000000000000000
| [   25.604217][  T364] ------------[ cut here ]------------
| [ 25.604587][ T364] WARNING: CPU: 3 PID: 364 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   25.605200][  T364] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   25.606530][  T364] Tainted: [W]=WARN
[   25.606769][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.607152][ T364] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 25.607493][ T364] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   25.608645][  T364] RSP: 0018:ffffc90000656ef0 EFLAGS: 00010246
[   25.609036][  T364] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[   25.609588][  T364] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   25.610053][  T364] RBP: ffffc90000656fe0 R08: 0000000000000000 R09: 0000000000000000
[   25.610539][  T364] R10: ffffc90000657010 R11: ffffffffb44a8918 R12: 1ffff920000cade2
[   25.611016][  T364] R13: 00000000000005dc R14: ffffc90000657010 R15: ffff88800a22af08
[   25.611490][  T364] FS:  00007f51468a7800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[   25.612025][  T364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.612463][  T364] CR2: 00000000004e5ab0 CR3: 0000000009900001 CR4: 0000000000772ef0
[   25.612922][  T364] PKRU: 55555554
[   25.613154][  T364] Call Trace:
[   25.613393][  T364]  <TASK>
[ 25.613565][ T364] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.613876][ T364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.614190][ T364] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 25.614521][ T364] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 25.614915][ T364] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 25.615226][ T364] netif_set_mtu (net/core/dev.c:9652) 
[ 25.615545][ T364] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.615865][ T364] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 25.616323][ T364] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.616573][ T364] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.617004][ T364] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.617370][ T364] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.617694][ T364] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.618006][ T364] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.618419][ T364] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.618734][ T364] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.619041][ T364] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.619366][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.619679][ T364] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 25.619989][ T364] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.620422][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.620737][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.621045][ T364] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.621363][ T364] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.621679][ T364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.621989][ T364] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.622319][ T364] ? __create_object (mm/kmemleak.c:771) 
[ 25.622637][ T364] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.622947][ T364] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.623256][ T364] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.623654][ T364] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.623976][ T364] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.624303][ T364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.624636][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.624953][ T364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.625265][ T364] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.625579][ T364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.625883][ T364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.626185][ T364] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.626516][ T364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.626836][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.627149][ T364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.627467][ T364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.627787][ T364] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.628114][ T364] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.628461][ T364] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 25.628778][ T364] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.629088][ T364] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.629402][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.629714][ T364] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.630023][ T364] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.630351][ T364] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.630671][ T364] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.630987][ T364] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.631310][ T364] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.631711][ T364] ___sys_sendmsg (net/socket.c:2670) 
[ 25.632014][ T364] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.632360][ T364] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 25.632747][ T364] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.633053][ T364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.633381][ T364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.633697][ T364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.634005][ T364] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.634329][ T364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.634648][ T364] __sys_sendmsg (net/socket.c:2700) 
[ 25.634953][ T364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.635343][ T364] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.635659][ T364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.635971][ T364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.636279][ T364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.636704][  T364] RIP: 0033:0x7f5146a741e7
[ 25.637020][ T364] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   25.638131][  T364] RSP: 002b:00007ffd6d330568 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.638609][  T364] RAX: ffffffffffffffda RBX: 00007ffd6d330c90 RCX: 00007f5146a741e7
[   25.639068][  T364] RDX: 0000000000000000 RSI: 00007ffd6d3305d0 RDI: 0000000000000005
[   25.639535][  T364] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.639997][  T364] R10: 000000003b612910 R11: 0000000000000246 R12: 0000000000000004
[   25.640495][  T364] R13: 00000000686e460f R14: 0000000000499600 R15: 0000000000000000
| [   30.717543][  T414] ------------[ cut here ]------------
| [ 30.717884][ T414] WARNING: CPU: 3 PID: 414 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.719337][  T414] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   30.720622][  T414] Tainted: [W]=WARN
[   30.720855][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.721240][ T414] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.721569][ T414] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   30.722675][  T414] RSP: 0018:ffffc9000098eef0 EFLAGS: 00010246
[   30.723064][  T414] RAX: 0000000000000000 RBX: ffff88800935a000 RCX: 0000000000000001
[   30.723531][  T414] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   30.723994][  T414] RBP: ffffc9000098efe0 R08: 0000000000000000 R09: 0000000000000000
[   30.724461][  T414] R10: ffffc9000098f010 R11: ffffffffb3b79160 R12: 1ffff92000131de2
[   30.724916][  T414] R13: 00000000000005dc R14: ffffc9000098f010 R15: ffff88800935af08
[   30.725380][  T414] FS:  00007f0a665ae800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[   30.725922][  T414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.726317][  T414] CR2: 00000000004e6898 CR3: 000000000a554005 CR4: 0000000000772ef0
[   30.726778][  T414] PKRU: 55555554
[   30.727008][  T414] Call Trace:
[   30.727236][  T414]  <TASK>
[ 30.727403][ T414] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.727728][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.728053][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.728372][ T414] netif_set_mtu (net/core/dev.c:9652) 
[ 30.728706][ T414] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.729028][ T414] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.729259][ T414] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.729701][ T414] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.730056][ T414] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.730386][ T414] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.730698][ T414] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.731244][ T414] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.731744][ T414] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.732273][ T414] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.732825][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.733382][ T414] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.733926][ T414] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.734616][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.735141][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.737007][ T414] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.737584][ T414] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.738112][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.738647][ T414] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.739179][ T414] ? __create_object (mm/kmemleak.c:771) 
[ 30.739726][ T414] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.740260][ T414] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.740800][ T414] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.741460][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.741998][ T414] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.742547][ T414] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.743064][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.743630][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.744163][ T414] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.744697][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.745219][ T414] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.745642][ T414] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.746082][ T414] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.746593][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.747107][ T414] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.747633][ T414] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.748155][ T414] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.748710][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.749238][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.749780][ T414] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.750307][ T414] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.750832][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.751392][ T414] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.751930][ T414] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.752493][ T414] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.753007][ T414] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.753565][ T414] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.754104][ T414] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.754821][ T414] ___sys_sendmsg (net/socket.c:2670) 
[ 30.755393][ T414] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.755936][ T414] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.756615][ T414] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.757175][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.757805][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.758397][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.758959][ T414] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.759532][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.760110][ T414] __sys_sendmsg (net/socket.c:2700) 
[ 30.760660][ T414] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.761242][ T414] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.761820][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.762387][ T414] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.762942][ T414] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.763528][  T414] RIP: 0033:0x7f0a6677b1e7
[ 30.764088][ T414] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.766105][  T414] RSP: 002b:00007ffe89fa10d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.766969][  T414] RAX: ffffffffffffffda RBX: 00007ffe89fa1800 RCX: 00007f0a6677b1e7
[   30.767837][  T414] RDX: 0000000000000000 RSI: 00007ffe89fa1140 RDI: 0000000000000005
[   30.768680][  T414] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.769368][  T414] R10: 000000000685d910 R11: 0000000000000246 R12: 0000000000000004
[   30.770203][  T414] R13: 00000000686e4614 R14: 0000000000499600 R15: 0000000000000000
| [   31.728793][  T422] ------------[ cut here ]------------
| [ 31.729126][ T422] WARNING: CPU: 3 PID: 422 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) 
| [   31.729768][  T422] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   31.731076][  T422] Tainted: [W]=WARN
[   31.731320][  T422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.731718][ T422] 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) 
[ 31.732043][ T422] 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
[   31.733623][  T422] RSP: 0018:ffffc90000a56ef0 EFLAGS: 00010246
[   31.734014][  T422] RAX: 0000000000000000 RBX: ffff88800935a000 RCX: 0000000000000001
[   31.734479][  T422] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   31.734930][  T422] RBP: ffffc90000a56fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.735416][  T422] R10: ffffc90000a57010 R11: ffffffffb3b79160 R12: 1ffff9200014ade2
[   31.735875][  T422] R13: 00000000000005dc R14: ffffc90000a57010 R15: ffff88800935af08
[   31.736339][  T422] FS:  00007f8c9c339800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[   31.736868][  T422] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.737256][  T422] CR2: 00000000004e5ce0 CR3: 00000000098e0003 CR4: 0000000000772ef0
[   31.737730][  T422] PKRU: 55555554
[   31.737963][  T422] Call Trace:
[   31.738191][  T422]  <TASK>
[ 31.738357][ T422] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.738664][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.738983][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.739320][ T422] netif_set_mtu (net/core/dev.c:9652) 
[ 31.739627][ T422] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.739951][ T422] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.740182][ T422] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.740618][ T422] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.740968][ T422] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.741276][ T422] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.741601][ T422] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.741988][ T422] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.742302][ T422] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.742609][ T422] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.742916][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.743223][ T422] ? __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) 
[ 31.743568][ T422] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.743953][ T422] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.744263][ T422] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.744577][ T422] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.744881][ T422] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.745188][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.745504][ T422] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.745807][ T422] ? __create_object (mm/kmemleak.c:771) 
[ 31.746120][ T422] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.746440][ T422] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.746744][ T422] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.747122][ T422] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.747452][ T422] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.747783][ T422] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.748091][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.748408][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.748713][ T422] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.749017][ T422] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.749330][ T422] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.749636][ T422] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.749942][ T422] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.750253][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.750571][ T422] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.750876][ T422] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.751186][ T422] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.751521][ T422] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.751825][ T422] ? 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) 
[ 31.752135][ T422] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.752452][ T422] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.752755][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.753068][ T422] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.753391][ T422] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.753724][ T422] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.754039][ T422] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.754366][ T422] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.754667][ T422] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.755057][ T422] ___sys_sendmsg (net/socket.c:2670) 
[ 31.755385][ T422] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.755699][ T422] ? __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) 
[ 31.756080][ T422] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.756400][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.756712][ T422] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.757019][ T422] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.757331][ T422] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.757641][ T422] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.757969][ T422] __sys_sendmsg (net/socket.c:2700) 
[ 31.758275][ T422] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.758659][ T422] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.758975][ T422] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.759279][ T422] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.759617][ T422] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.759990][  T422] RIP: 0033:0x7f8c9c5061e7
[ 31.760319][ T422] 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)
[   31.761409][  T422] RSP: 002b:00007ffde354e7d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.761866][  T422] RAX: ffffffffffffffda RBX: 00007ffde354ef00 RCX: 00007f8c9c5061e7
[   31.762339][  T422] RDX: 0000000000000000 RSI: 00007ffde354e840 RDI: 0000000000000005
[   31.762793][  T422] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.763245][  T422] R10: 000000003197a910 R11: 0000000000000246 R12: 0000000000000004
[   31.763722][  T422] R13: 00000000686e4615 R14: 0000000000499600 R15: 0000000000000000
| [   32.627236][  T429] ------------[ cut here ]------------
| [ 32.627600][ T429] WARNING: CPU: 2 PID: 429 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) 
| [   32.628260][  T429] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   32.629560][  T429] Tainted: [W]=WARN
[   32.629803][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.630204][ T429] 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) 
[ 32.630543][ T429] 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
[   32.631657][  T429] RSP: 0018:ffffc90000b56ef0 EFLAGS: 00010246
[   32.632063][  T429] RAX: 0000000000000000 RBX: ffff88800935a000 RCX: 0000000000000001
[   32.632558][  T429] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   32.633025][  T429] RBP: ffffc90000b56fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.633502][  T429] R10: ffffc90000b57010 R11: ffffffffb3b79160 R12: 1ffff9200016ade2
[   32.633971][  T429] R13: 00000000000005dc R14: ffffc90000b57010 R15: ffff88800935af08
[   32.634454][  T429] FS:  00007fb96b2c0800(0000) GS:ffff888080bb7000(0000) knlGS:0000000000000000
[   32.634996][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.635414][  T429] CR2: 00000000004e5de8 CR3: 0000000009b1f004 CR4: 0000000000772ef0
[   32.635926][  T429] PKRU: 55555554
[   32.636187][  T429] Call Trace:
[   32.636486][  T429]  <TASK>
[ 32.636660][ T429] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.636983][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.637324][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.637666][ T429] netif_set_mtu (net/core/dev.c:9652) 
[ 32.637989][ T429] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.638341][ T429] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.638590][ T429] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.639042][ T429] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.639434][ T429] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.639766][ T429] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.640094][ T429] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.640714][ T429] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.641045][ T429] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.641379][ T429] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.641714][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.642043][ T429] ? __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) 
[ 32.642388][ T429] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.642788][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.643108][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.643440][ T429] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.643763][ T429] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.644092][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.644425][ T429] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.644748][ T429] ? __create_object (mm/kmemleak.c:771) 
[ 32.645075][ T429] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.645410][ T429] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.645731][ T429] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.646129][ T429] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.646470][ T429] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.646798][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.647120][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.647472][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.647825][ T429] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.648146][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.648479][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.648804][ T429] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.649131][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.649470][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.649797][ T429] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.650122][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.650457][ T429] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.650791][ T429] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.651109][ T429] ? 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) 
[ 32.651457][ T429] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.651786][ T429] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.652108][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.652449][ T429] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.652776][ T429] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.653099][ T429] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.653444][ T429] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.653777][ T429] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.654105][ T429] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.654528][ T429] ___sys_sendmsg (net/socket.c:2670) 
[ 32.654848][ T429] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.655172][ T429] ? __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) 
[ 32.655589][ T429] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.655921][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.656253][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.656597][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.656921][ T429] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.657246][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.657584][ T429] __sys_sendmsg (net/socket.c:2700) 
[ 32.657913][ T429] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.658321][ T429] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.658657][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.658990][ T429] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.659338][ T429] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.659744][  T429] RIP: 0033:0x7fb96b48d1e7
[ 32.660077][ T429] 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)
[   32.661201][  T429] RSP: 002b:00007ffc4eecf5b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.661697][  T429] RAX: ffffffffffffffda RBX: 00007ffc4eecfce0 RCX: 00007fb96b48d1e7
[   32.662173][  T429] RDX: 0000000000000000 RSI: 00007ffc4eecf620 RDI: 0000000000000005
[   32.662663][  T429] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.663143][  T429] R10: 00000000299e7910 R11: 0000000000000246 R12: 0000000000000004
[   32.663637][  T429] R13: 00000000686e4616 R14: 0000000000499600 R15: 0000000000000000
| [   37.032866][  T471] ------------[ cut here ]------------
| [ 37.033188][ T471] WARNING: CPU: 0 PID: 471 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   37.033927][  T471] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   37.035320][  T471] Tainted: [W]=WARN
[   37.035569][  T471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.035971][ T471] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 37.036319][ T471] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   37.037491][  T471] RSP: 0018:ffffc90000d96ef0 EFLAGS: 00010246
[   37.037911][  T471] RAX: 0000000000000000 RBX: ffff888004e12000 RCX: 0000000000000001
[   37.038409][  T471] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   37.038900][  T471] RBP: ffffc90000d96fe0 R08: 0000000000000000 R09: 0000000000000000
[   37.039394][  T471] R10: ffffc90000d97010 R11: ffffffffb3b79160 R12: 1ffff920001b2de2
[   37.039880][  T471] R13: 00000000000005dc R14: ffffc90000d97010 R15: ffff888004e12f08
[   37.040373][  T471] FS:  00007fd1b1ec6800(0000) GS:ffff888080ab7000(0000) knlGS:0000000000000000
[   37.040961][  T471] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.041383][  T471] CR2: 00000000004e6898 CR3: 0000000005cec004 CR4: 0000000000772ef0
[   37.041872][  T471] PKRU: 55555554
[   37.042120][  T471] Call Trace:
[   37.042375][  T471]  <TASK>
[ 37.042545][ T471] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.042875][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.043213][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.043552][ T471] netif_set_mtu (net/core/dev.c:9652) 
[ 37.043878][ T471] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.044217][ T471] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.044475][ T471] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 37.044926][ T471] br_add_if (net/bridge/br_if.c:697) bridge 
[ 37.045310][ T471] do_set_master (net/core/rtnetlink.c:2948) 
[ 37.045654][ T471] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 37.045984][ T471] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.046412][ T471] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.046735][ T471] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.047078][ T471] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.047440][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.047785][ T471] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 37.048117][ T471] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.048530][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.048859][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.049181][ T471] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.049536][ T471] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.049867][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.050194][ T471] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.050537][ T471] ? __create_object (mm/kmemleak.c:771) 
[ 37.050869][ T471] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.051194][ T471] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.051530][ T471] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.051935][ T471] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.052263][ T471] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.052606][ T471] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.052926][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.053265][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.053601][ T471] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.053920][ T471] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.054246][ T471] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.054580][ T471] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.054904][ T471] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.055226][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.055571][ T471] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.055899][ T471] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.056223][ T471] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.056571][ T471] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.056891][ T471] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 37.057237][ T471] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.057577][ T471] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.057915][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.058244][ T471] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.058591][ T471] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.058915][ T471] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.059246][ T471] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.059581][ T471] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.059902][ T471] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.060327][ T471] ___sys_sendmsg (net/socket.c:2670) 
[ 37.060655][ T471] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.060979][ T471] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 37.061389][ T471] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.061717][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.062041][ T471] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.062379][ T471] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.062702][ T471] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.063027][ T471] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.063366][ T471] __sys_sendmsg (net/socket.c:2700) 
[ 37.063686][ T471] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.064082][ T471] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.064445][ T471] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.064771][ T471] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.065093][ T471] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.065528][  T471] RIP: 0033:0x7fd1b20931e7
[ 37.065865][ T471] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   37.067075][  T471] RSP: 002b:00007fffc15fea98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.067574][  T471] RAX: ffffffffffffffda RBX: 00007fffc15ff1c0 RCX: 00007fd1b20931e7
[   37.068095][  T471] RDX: 0000000000000000 RSI: 00007fffc15feb00 RDI: 0000000000000005
[   37.068605][  T471] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   37.069103][  T471] R10: 000000001b359910 R11: 0000000000000246 R12: 0000000000000004
[   37.069599][  T471] R13: 00000000686e461a R14: 0000000000499600 R15: 0000000000000000
| [   38.024853][  T480] ------------[ cut here ]------------
| [ 38.025173][ T480] WARNING: CPU: 0 PID: 480 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   38.025804][  T480] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   38.027267][  T480] Tainted: [W]=WARN
[   38.027708][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.028094][ T480] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 38.028577][ T480] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   38.029891][  T480] RSP: 0018:ffffc90000e16ef0 EFLAGS: 00010246
[   38.030467][  T480] RAX: 0000000000000000 RBX: ffff888004e12000 RCX: 0000000000000001
[   38.030933][  T480] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   38.031438][  T480] RBP: ffffc90000e16fe0 R08: 0000000000000000 R09: 0000000000000000
[   38.031896][  T480] R10: ffffc90000e17010 R11: ffffffffb3b79160 R12: 1ffff920001c2de2
[   38.032386][  T480] R13: 00000000000005dc R14: ffffc90000e17010 R15: ffff888004e12f08
[   38.032845][  T480] FS:  00007f67da590800(0000) GS:ffff888080ab7000(0000) knlGS:0000000000000000
[   38.033387][  T480] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.033773][  T480] CR2: 00000000004e5ce0 CR3: 0000000005cec001 CR4: 0000000000772ef0
[   38.034241][  T480] PKRU: 55555554
[   38.034478][  T480] Call Trace:
[   38.034706][  T480]  <TASK>
[ 38.034871][ T480] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.035183][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.035510][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.035819][ T480] netif_set_mtu (net/core/dev.c:9652) 
[ 38.036127][ T480] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.036460][ T480] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.036697][ T480] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.037128][ T480] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.037491][ T480] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.037823][ T480] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.038134][ T480] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.038531][ T480] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.038839][ T480] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.039145][ T480] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.039468][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.039780][ T480] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 38.040089][ T480] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.040478][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.040786][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.041099][ T480] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.041420][ T480] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.041726][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.042032][ T480] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.042344][ T480] ? __create_object (mm/kmemleak.c:771) 
[ 38.042652][ T480] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.042958][ T480] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.043263][ T480] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.043655][ T480] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.043964][ T480] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.044274][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.044587][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.044897][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.045204][ T480] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.045520][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.045824][ T480] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.046129][ T480] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.046443][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.046753][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.047059][ T480] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.047376][ T480] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.047689][ T480] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.048004][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.048321][ T480] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 38.048628][ T480] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.048932][ T480] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.049238][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.049559][ T480] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.049868][ T480] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.050170][ T480] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.050500][ T480] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.050809][ T480] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.051109][ T480] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.051510][ T480] ___sys_sendmsg (net/socket.c:2670) 
[ 38.051812][ T480] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.052117][ T480] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 38.052509][ T480] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.052826][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.053131][ T480] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.053454][ T480] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.053757][ T480] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.054061][ T480] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.054381][ T480] __sys_sendmsg (net/socket.c:2700) 
[ 38.054683][ T480] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.055059][ T480] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.055391][ T480] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.055698][ T480] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.056003][ T480] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.056395][  T480] RIP: 0033:0x7f67da75d1e7
[ 38.056716][ T480] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   38.057828][  T480] RSP: 002b:00007ffe543258b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.058301][  T480] RAX: ffffffffffffffda RBX: 00007ffe54325fe0 RCX: 00007f67da75d1e7
[   38.058760][  T480] RDX: 0000000000000000 RSI: 00007ffe54325920 RDI: 0000000000000005
[   38.059215][  T480] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.059722][  T480] R10: 0000000026ec8910 R11: 0000000000000246 R12: 0000000000000004
[   38.060181][  T480] R13: 00000000686e461b R14: 0000000000499600 R15: 0000000000000000
| [   38.944782][  T487] ------------[ cut here ]------------
| [ 38.945089][ T487] WARNING: CPU: 3 PID: 487 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   38.946754][  T487] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [   38.948044][  T487] Tainted: [W]=WARN
[   38.948279][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.948678][ T487] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 38.948992][ T487] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   38.950092][  T487] RSP: 0018:ffffc90000e36ef0 EFLAGS: 00010246
[   38.950497][  T487] RAX: 0000000000000000 RBX: ffff888004e12000 RCX: 0000000000000001
[   38.950955][  T487] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[   38.951426][  T487] RBP: ffffc90000e36fe0 R08: 0000000000000000 R09: 0000000000000000
[   38.951887][  T487] R10: ffffc90000e37010 R11: ffffffffb44a8918 R12: 1ffff920001c6de2
[   38.952366][  T487] R13: 00000000000005dc R14: ffffc90000e37010 R15: ffff888004e12f08
[   38.952826][  T487] FS:  00007ff8df7f0800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[   38.953376][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.953771][  T487] CR2: 00000000004e5de8 CR3: 000000000a5aa006 CR4: 0000000000772ef0
[   38.954233][  T487] PKRU: 55555554
[   38.954491][  T487] Call Trace:
[   38.954724][  T487]  <TASK>
[ 38.954885][ T487] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.955193][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.955524][ T487] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 38.955841][ T487] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 38.956230][ T487] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 38.956557][ T487] netif_set_mtu (net/core/dev.c:9652) 
[ 38.956871][ T487] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.957189][ T487] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 38.957645][ T487] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.957884][ T487] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.958317][ T487] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.958672][ T487] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.958990][ T487] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.959324][ T487] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.959717][ T487] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.960027][ T487] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.960344][ T487] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.960662][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.960973][ T487] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 38.961282][ T487] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.961685][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.961994][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.962311][ T487] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.962620][ T487] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.962945][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.963258][ T487] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.963578][ T487] ? __create_object (mm/kmemleak.c:771) 
[ 38.963904][ T487] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.964214][ T487] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.964531][ T487] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.964916][ T487] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.965230][ T487] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.965579][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.965890][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.966208][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.966543][ T487] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.966852][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.967163][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.967476][ T487] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.967799][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.968110][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.968435][ T487] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.968750][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.969064][ T487] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.969390][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.969698][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 38.970015][ T487] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.970332][ T487] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.970638][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.970959][ T487] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.971268][ T487] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.971584][ T487] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.971904][ T487] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.972217][ T487] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.972538][ T487] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.972933][ T487] ___sys_sendmsg (net/socket.c:2670) 
[ 38.973241][ T487] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.973560][ T487] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 38.973943][ T487] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.974254][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.974573][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.974887][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.975193][ T487] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.975512][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.975828][ T487] __sys_sendmsg (net/socket.c:2700) 
[ 38.976134][ T487] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.976530][ T487] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.976849][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.977161][ T487] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.977481][ T487] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.977877][  T487] RIP: 0033:0x7ff8df9bd1e7
[ 38.978202][ T487] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   38.979305][  T487] RSP: 002b:00007fff0da608b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.979774][  T487] RAX: ffffffffffffffda RBX: 00007fff0da60fe0 RCX: 00007ff8df9bd1e7
[   38.980245][  T487] RDX: 0000000000000000 RSI: 00007fff0da60920 RDI: 0000000000000005
[   38.980717][  T487] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.981183][  T487] R10: 000000002a6f6910 R11: 0000000000000246 R12: 0000000000000004
[   38.981647][  T487] R13: 00000000686e461c R14: 0000000000499600 R15: 0000000000000000
| [  152.233051][  T783] ------------[ cut here ]------------
| [ 152.234015][ T783] WARNING: CPU: 2 PID: 783 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) 
| [  152.234667][  T783] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  152.236069][  T783] Tainted: [W]=WARN
[  152.236331][  T783] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 152.236761][ T783] 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) 
[ 152.237134][ T783] 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
[  152.238401][  T783] RSP: 0018:ffffc90000e46f70 EFLAGS: 00010246
[  152.238807][  T783] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[  152.239282][  T783] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[  152.239765][  T783] RBP: ffffc90000e47058 R08: 0000000000000000 R09: 0000000000000000
[  152.240235][  T783] R10: ffffc90000e47088 R11: ffffffffafa00130 R12: 1ffff920001c8df2
[  152.240719][  T783] R13: 00000000000005dc R14: ffffc90000e47088 R15: ffff88800a22af08
[  152.241196][  T783] FS:  00007fee09de5800(0000) GS:ffff888080bb7000(0000) knlGS:0000000000000000
[  152.241825][  T783] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  152.242236][  T783] CR2: 00000000004e5ab0 CR3: 00000000126fe003 CR4: 0000000000772ef0
[  152.242743][  T783] PKRU: 55555554
[  152.243019][  T783] Call Trace:
[  152.243269][  T783]  <TASK>
[ 152.243459][ T783] ? __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) 
[ 152.243869][ T783] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 152.244236][ T783] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 152.244577][ T783] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 152.244902][ T783] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 152.245231][ T783] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 152.245605][ T783] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 152.245923][ T783] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 152.246246][ T783] ? ___sys_sendmsg (net/socket.c:2670) 
[ 152.246579][ T783] ? __sys_sendmsg (net/socket.c:2700) 
[ 152.246997][ T783] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 152.247331][ T783] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 152.247728][ T783] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.248113][ T783] netif_set_mtu (net/core/dev.c:9652) 
[ 152.248456][ T783] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 152.248792][ T783] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 152.249039][ T783] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 152.249504][ T783] br_del_if (net/bridge/br_if.c:743) bridge 
[ 152.249857][ T783] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 152.250176][ T783] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 152.250513][ T783] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 152.250839][ T783] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 152.251239][ T783] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 152.251573][ T783] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 152.251905][ T783] ? __kernel_text_address (kernel/extable.c:79) 
[ 152.252237][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.252575][ T783] ? __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) 
[ 152.252895][ T783] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 152.253303][ T783] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.253631][ T783] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.253951][ T783] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 152.254277][ T783] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 152.254615][ T783] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.254937][ T783] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 152.255256][ T783] ? __create_object (mm/kmemleak.c:771) 
[ 152.255598][ T783] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 152.255912][ T783] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 152.256245][ T783] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 152.256649][ T783] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 152.256985][ T783] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 152.257353][ T783] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 152.257698][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.258036][ T783] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.258370][ T783] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 152.258687][ T783] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 152.259007][ T783] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 152.259337][ T783] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 152.259689][ T783] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 152.260013][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.260348][ T783] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 152.260669][ T783] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 152.260987][ T783] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 152.261330][ T783] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 152.261649][ T783] ? 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) 
[ 152.261971][ T783] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 152.262305][ T783] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 152.262624][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.262950][ T783] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 152.263274][ T783] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 152.263655][ T783] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 152.263993][ T783] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 152.264333][ T783] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 152.264648][ T783] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 152.265061][ T783] ___sys_sendmsg (net/socket.c:2670) 
[ 152.265410][ T783] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 152.265731][ T783] ? __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) 
[ 152.266123][ T783] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 152.266458][ T783] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.266788][ T783] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.267141][ T783] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.267472][ T783] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 152.267821][ T783] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 152.268154][ T783] __sys_sendmsg (net/socket.c:2700) 
[ 152.268487][ T783] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 152.268901][ T783] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 152.269279][ T783] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.269625][ T783] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 152.269950][ T783] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  152.270408][  T783] RIP: 0033:0x7fee09fb21e7
[ 152.270769][ T783] 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)
[  152.271922][  T783] RSP: 002b:00007ffc2663a098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  152.272411][  T783] RAX: ffffffffffffffda RBX: 00007ffc2663a7c0 RCX: 00007fee09fb21e7
[  152.272877][  T783] RDX: 0000000000000000 RSI: 00007ffc2663a100 RDI: 0000000000000005
[  152.273367][  T783] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  152.273847][  T783] R10: 00007fee09eafee8 R11: 0000000000000246 R12: 0000000000000003
[  152.274328][  T783] R13: 00000000686e468e R14: 0000000000499600 R15: 0000000000000000
| [  152.957625][  T788] ------------[ cut here ]------------
| [ 152.958038][ T788] WARNING: CPU: 3 PID: 788 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) 
| [  152.958671][  T788] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  152.960012][  T788] Tainted: [W]=WARN
[  152.960249][  T788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 152.960640][ T788] 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) 
[ 152.960955][ T788] 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
[  152.962061][  T788] RSP: 0018:ffffc90000e76f70 EFLAGS: 00010246
[  152.963206][  T788] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[  152.963676][  T788] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[  152.964129][  T788] RBP: ffffc90000e77058 R08: 0000000000000000 R09: 0000000000000000
[  152.964595][  T788] R10: ffffc90000e77088 R11: ffffffffb3b79160 R12: 1ffff920001cedf2
[  152.965057][  T788] R13: 00000000000005dc R14: ffffc90000e77088 R15: ffff88800a22af08
[  152.965532][  T788] FS:  00007f867d736800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[  152.966067][  T788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  152.966463][  T788] CR2: 00000000004e5aa8 CR3: 0000000009383006 CR4: 0000000000772ef0
[  152.966932][  T788] PKRU: 55555554
[  152.967162][  T788] Call Trace:
[  152.967402][  T788]  <TASK>
[ 152.967558][ T788] ? __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) 
[ 152.967968][ T788] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 152.968324][ T788] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 152.968665][ T788] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 152.968969][ T788] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 152.969282][ T788] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 152.969617][ T788] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 152.969918][ T788] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 152.970222][ T788] ? ___sys_sendmsg (net/socket.c:2670) 
[ 152.970535][ T788] ? __sys_sendmsg (net/socket.c:2700) 
[ 152.970837][ T788] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 152.971143][ T788] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 152.971532][ T788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.971858][ T788] netif_set_mtu (net/core/dev.c:9652) 
[ 152.972165][ T788] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 152.972493][ T788] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 152.972726][ T788] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 152.973150][ T788] br_del_if (net/bridge/br_if.c:743) bridge 
[ 152.973519][ T788] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 152.973829][ T788] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 152.974135][ T788] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 152.974461][ T788] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 152.974852][ T788] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 152.975162][ T788] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 152.975479][ T788] ? __kernel_text_address (kernel/extable.c:79) 
[ 152.975789][ T788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.976100][ T788] ? __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) 
[ 152.976418][ T788] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 152.976895][ T788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.977203][ T788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.977534][ T788] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 152.977853][ T788] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 152.978169][ T788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.978489][ T788] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 152.978798][ T788] ? __create_object (mm/kmemleak.c:771) 
[ 152.979118][ T788] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 152.979441][ T788] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 152.979750][ T788] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 152.980134][ T788] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 152.980460][ T788] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 152.980773][ T788] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 152.981104][ T788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.981450][ T788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.981762][ T788] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 152.982066][ T788] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 152.982387][ T788] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 152.982694][ T788] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 152.982999][ T788] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 152.983324][ T788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.983637][ T788] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 152.983944][ T788] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 152.984256][ T788] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 152.984584][ T788] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 152.984887][ T788] ? 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) 
[ 152.985196][ T788] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 152.985525][ T788] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 152.985831][ T788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 152.986147][ T788] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 152.986464][ T788] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 152.986772][ T788] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 152.987087][ T788] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 152.987427][ T788] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 152.987732][ T788] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 152.988204][ T788] ___sys_sendmsg (net/socket.c:2670) 
[ 152.988526][ T788] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 152.988843][ T788] ? __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) 
[ 152.989228][ T788] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 152.989564][ T788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 152.989881][ T788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.990190][ T788] ? irqentry_exit (kernel/entry/common.c:311) 
[ 152.990518][ T788] ? fdget (fs/file.c:1154 fs/file.c:1166) 
[ 152.990762][ T788] __sys_sendmsg (net/socket.c:2700) 
[ 152.991074][ T788] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 152.991501][ T788] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 152.991823][ T788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 152.992130][ T788] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 152.992451][ T788] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  152.992837][  T788] RIP: 0033:0x7f867d9031e7
[ 152.993156][ T788] 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)
[  152.994265][  T788] RSP: 002b:00007ffcd7688cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  152.994764][  T788] RAX: ffffffffffffffda RBX: 00007ffcd76893e0 RCX: 00007f867d9031e7
[  152.995227][  T788] RDX: 0000000000000000 RSI: 00007ffcd7688d20 RDI: 0000000000000005
[  152.995873][  T788] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  152.996346][  T788] R10: 00007f867d800ee8 R11: 0000000000000246 R12: 0000000000000003
[  152.996813][  T788] R13: 00000000686e468e R14: 0000000000499600 R15: 0000000000000000
| [  153.256475][  T790] ------------[ cut here ]------------
| [ 153.256810][ T790] WARNING: CPU: 3 PID: 790 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) 
| [  153.258091][  T790] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  153.259466][  T790] Tainted: [W]=WARN
[  153.259701][  T790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 153.260082][ T790] 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) 
[ 153.260418][ T790] 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
[  153.261534][  T790] RSP: 0018:ffffc90000e96f70 EFLAGS: 00010246
[  153.261924][  T790] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[  153.262401][  T790] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[  153.262869][  T790] RBP: ffffc90000e97058 R08: 0000000000000000 R09: 0000000000000000
[  153.263367][  T790] R10: ffffc90000e97088 R11: ffffffffb3b79160 R12: 1ffff920001d2df2
[  153.263828][  T790] R13: 00000000000005dc R14: ffffc90000e97088 R15: ffff88800a22af08
[  153.264302][  T790] FS:  00007f350cf02800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[  153.264868][  T790] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.265249][  T790] CR2: 00000000004e5de8 CR3: 000000000a027001 CR4: 0000000000772ef0
[  153.265715][  T790] PKRU: 55555554
[  153.265970][  T790] Call Trace:
[  153.266201][  T790]  <TASK>
[ 153.266365][ T790] ? __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) 
[ 153.266759][ T790] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 153.267108][ T790] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 153.267547][ T790] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 153.267865][ T790] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 153.268172][ T790] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 153.268491][ T790] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 153.268801][ T790] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 153.269133][ T790] ? ___sys_sendmsg (net/socket.c:2670) 
[ 153.269460][ T790] ? __sys_sendmsg (net/socket.c:2700) 
[ 153.269770][ T790] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 153.270105][ T790] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 153.270494][ T790] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.270811][ T790] netif_set_mtu (net/core/dev.c:9652) 
[ 153.271119][ T790] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 153.271453][ T790] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 153.271695][ T790] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 153.272118][ T790] br_del_if (net/bridge/br_if.c:743) bridge 
[ 153.272468][ T790] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 153.272777][ T790] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 153.273094][ T790] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 153.273417][ T790] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 153.273804][ T790] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 153.274117][ T790] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 153.274435][ T790] ? __kernel_text_address (kernel/extable.c:79) 
[ 153.274748][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.275078][ T790] ? __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) 
[ 153.275395][ T790] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 153.275775][ T790] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 153.276083][ T790] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 153.276398][ T790] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 153.276743][ T790] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 153.277047][ T790] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.277363][ T790] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 153.277667][ T790] ? __create_object (mm/kmemleak.c:771) 
[ 153.277986][ T790] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 153.278306][ T790] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 153.278616][ T790] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 153.279002][ T790] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 153.279327][ T790] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 153.279639][ T790] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 153.279943][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.280262][ T790] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.280579][ T790] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 153.280884][ T790] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 153.281196][ T790] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 153.281517][ T790] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 153.281826][ T790] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 153.282134][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.282453][ T790] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 153.282772][ T790] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 153.283077][ T790] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 153.283402][ T790] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 153.283717][ T790] ? 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) 
[ 153.284027][ T790] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 153.284376][ T790] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 153.284680][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.284990][ T790] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 153.285312][ T790] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 153.285619][ T790] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 153.285938][ T790] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 153.286247][ T790] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 153.286566][ T790] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 153.286956][ T790] ___sys_sendmsg (net/socket.c:2670) 
[ 153.287263][ T790] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 153.287592][ T790] ? __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) 
[ 153.288079][ T790] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 153.288424][ T790] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.288743][ T790] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.289053][ T790] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.289375][ T790] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 153.289682][ T790] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 153.289995][ T790] __sys_sendmsg (net/socket.c:2700) 
[ 153.290313][ T790] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 153.290693][ T790] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 153.291021][ T790] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 153.291337][ T790] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 153.291649][ T790] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  153.292028][  T790] RIP: 0033:0x7f350d0cf1e7
[ 153.292355][ T790] 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)
[  153.293506][  T790] RSP: 002b:00007fffe21cd7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  153.293972][  T790] RAX: ffffffffffffffda RBX: 00007fffe21cdf20 RCX: 00007f350d0cf1e7
[  153.294471][  T790] RDX: 0000000000000000 RSI: 00007fffe21cd860 RDI: 0000000000000005
[  153.294929][  T790] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  153.295403][  T790] R10: 00007f350cfccee8 R11: 0000000000000246 R12: 0000000000000003
[  153.295859][  T790] R13: 00000000686e468f R14: 0000000000499600 R15: 0000000000000000
| [  153.836956][  T794] ------------[ cut here ]------------
| [ 153.837886][ T794] WARNING: CPU: 3 PID: 794 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) 
| [  153.838802][  T794] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc 8021q sch_ingress vrf veth
| [  153.841160][  T794] Tainted: [W]=WARN
[  153.841712][  T794] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 153.842228][ T794] 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) 
[ 153.842783][ T794] 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
[  153.844725][  T794] RSP: 0018:ffffc90000ed6f70 EFLAGS: 00010246
[  153.845424][  T794] RAX: 0000000000000000 RBX: ffff88800a22a000 RCX: 0000000000000001
[  153.846233][  T794] RDX: 0000000000000000 RSI: ffffffffb369b941 RDI: ffffffffb2e555e0
[  153.847073][  T794] RBP: ffffc90000ed7058 R08: 0000000000000000 R09: 0000000000000000
[  153.847916][  T794] R10: ffffc90000ed7088 R11: ffffffffb3b79160 R12: 1ffff920001dadf2
[  153.848737][  T794] R13: 00000000000005dc R14: ffffc90000ed7088 R15: ffff88800a22af08
[  153.849562][  T794] FS:  00007fa516a31800(0000) GS:ffff888080c37000(0000) knlGS:0000000000000000
[  153.850515][  T794] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  153.851190][  T794] CR2: 00000000004e5ce0 CR3: 0000000009245006 CR4: 0000000000772ef0
[  153.851974][  T794] PKRU: 55555554
[  153.852274][  T794] Call Trace:
[  153.852662][  T794]  <TASK>
[ 153.852935][ T794] ? __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) 
[ 153.853632][ T794] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 153.854226][ T794] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 153.854785][ T794] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 153.855349][ T794] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 153.855892][ T794] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 153.856443][ T794] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 153.856967][ T794] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 153.857459][ T794] ? ___sys_sendmsg (net/socket.c:2670) 
[ 153.858004][ T794] ? __sys_sendmsg (net/socket.c:2700) 
[ 153.858553][ T794] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 153.859096][ T794] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 153.859779][ T794] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.860381][ T794] netif_set_mtu (net/core/dev.c:9652) 
[ 153.860916][ T794] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 153.861513][ T794] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 153.861937][ T794] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 153.862699][ T794] br_del_if (net/bridge/br_if.c:743) bridge 
[ 153.863194][ T794] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 153.863725][ T794] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 153.864275][ T794] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 153.864839][ T794] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 153.865543][ T794] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 153.866093][ T794] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 153.866643][ T794] ? __kernel_text_address (kernel/extable.c:79) 
[ 153.867236][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.867706][ T794] ? __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) 
[ 153.868254][ T794] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 153.868939][ T794] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 153.869505][ T794] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 153.870051][ T794] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 153.870506][ T794] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 153.870985][ T794] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.871551][ T794] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 153.872088][ T794] ? __create_object (mm/kmemleak.c:771) 
[ 153.872647][ T794] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 153.873191][ T794] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 153.873739][ T794] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 153.874434][ T794] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 153.874997][ T794] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 153.875564][ T794] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 153.876096][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.876667][ T794] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.877061][ T794] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 153.877575][ T794] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 153.878163][ T794] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 153.878659][ T794] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 153.879205][ T794] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 153.879771][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.880340][ T794] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 153.880880][ T794] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 153.881442][ T794] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 153.882002][ T794] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 153.882565][ T794] ? 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) 
[ 153.883106][ T794] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 153.883668][ T794] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 153.884080][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.884578][ T794] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 153.885125][ T794] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 153.885677][ T794] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 153.886241][ T794] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 153.886798][ T794] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 153.887345][ T794] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 153.888052][ T794] ___sys_sendmsg (net/socket.c:2670) 
[ 153.888599][ T794] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 153.889136][ T794] ? __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) 
[ 153.889817][ T794] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 153.890387][ T794] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.890934][ T794] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 153.891350][ T794] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 153.891853][ T794] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 153.892399][ T794] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 153.892953][ T794] __sys_sendmsg (net/socket.c:2700) 
[ 153.893498][ T794] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 153.894175][ T794] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 153.894755][ T794] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 153.895317][ T794] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 153.895860][ T794] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  153.896576][  T794] RIP: 0033:0x7fa516bfe1e7
[ 153.896983][ T794] 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)
[  153.898907][  T794] RSP: 002b:00007ffe5ae9ad78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  153.899737][  T794] RAX: ffffffffffffffda RBX: 00007ffe5ae9b4a0 RCX: 00007fa516bfe1e7
[  153.900558][  T794] RDX: 0000000000000000 RSI: 00007ffe5ae9ade0 RDI: 0000000000000005
[  153.901386][  T794] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  153.902202][  T794] R10: 00007fa516afbee8 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