======================================
| [   89.374314][  T575] veth01: entered promiscuous mode
| [   89.377631][  T575] ------------[ cut here ]------------
| [ 89.378011][ T575] WARNING: CPU: 1 PID: 575 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) 
| [   89.379968][  T575] Modules linked in: bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
[   89.381586][  T575] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 89.382039][ T575] 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) 
[ 89.382409][ T575] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[   89.383611][  T575] RSP: 0018:ffffc90000556ef0 EFLAGS: 00010246
[   89.384045][  T575] RAX: 0000000000000000 RBX: ffff8880057ca000 RCX: 0000000000000001
[   89.384559][  T575] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[   89.385072][  T575] RBP: ffffc90000556fe0 R08: 0000000000000000 R09: 0000000000000000
[   89.385580][  T575] R10: ffffc90000557010 R11: ffffffff855798a0 R12: 1ffff920000aade2
[   89.386102][  T575] R13: 00000000000005dc R14: ffffc90000557010 R15: ffff8880057caf08
[   89.386605][  T575] FS:  00007f8910ec1800(0000) GS:ffff8880a8127000(0000) knlGS:0000000000000000
[   89.387188][  T575] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.387603][  T575] CR2: 00000000004e6888 CR3: 0000000005886004 CR4: 0000000000772ef0
[   89.388105][  T575] PKRU: 55555554
[   89.388357][  T575] Call Trace:
[   89.388605][  T575]  <TASK>
[ 89.388792][ T575] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 89.389126][ T575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.389474][ T575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.389826][ T575] netif_set_mtu (net/core/dev.c:9652) 
[ 89.390161][ T575] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 89.390503][ T575] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 89.390760][ T575] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 89.391214][ T575] br_add_if (net/bridge/br_if.c:697) bridge 
[ 89.391592][ T575] do_set_master (net/core/rtnetlink.c:2948) 
[ 89.391940][ T575] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 89.392299][ T575] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 89.392722][ T575] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 89.393054][ T575] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 89.393379][ T575] ? __kernel_text_address (kernel/extable.c:79) 
[ 89.393752][ T575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.394087][ T575] ? __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) 
[ 89.394412][ T575] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 89.394823][ T575] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.395162][ T575] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.395490][ T575] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 89.395832][ T575] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 89.396168][ T575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.396506][ T575] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 89.396839][ T575] ? __create_object (mm/kmemleak.c:771) 
[ 89.397183][ T575] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 89.397516][ T575] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 89.397877][ T575] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 89.398302][ T575] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 89.398652][ T575] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 89.399001][ T575] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.399333][ T575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.399678][ T575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.400016][ T575] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 89.400347][ T575] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.400696][ T575] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.401024][ T575] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 89.401360][ T575] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.401717][ T575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.402047][ T575] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 89.402389][ T575] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.402739][ T575] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 89.403083][ T575] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 89.403415][ T575] ? 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) 
[ 89.403754][ T575] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 89.404088][ T575] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 89.404419][ T575] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 89.404758][ T575] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 89.405085][ T575] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 89.405421][ T575] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 89.405771][ T575] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 89.406108][ T575] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 89.406450][ T575] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 89.406876][ T575] ___sys_sendmsg (net/socket.c:2670) 
[ 89.407198][ T575] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 89.407525][ T575] ? __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) 
[ 89.407963][ T575] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 89.408305][ T575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.408661][ T575] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.409007][ T575] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.409339][ T575] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 89.409691][ T575] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.410037][ T575] __sys_sendmsg (net/socket.c:2700) 
[ 89.410360][ T575] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 89.410769][ T575] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 89.411106][ T575] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.411446][ T575] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 89.411800][ T575] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   89.412225][  T575] RIP: 0033:0x7f891108e1e7
[ 89.412590][ T575] 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)
[   89.413806][  T575] RSP: 002b:00007fff2f17ead8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   89.414318][  T575] RAX: ffffffffffffffda RBX: 00007fff2f17f200 RCX: 00007f891108e1e7
[   89.414817][  T575] RDX: 0000000000000000 RSI: 00007fff2f17eb40 RDI: 0000000000000005
[   89.415332][  T575] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   89.415847][  T575] R10: 0000000010a19910 R11: 0000000000000246 R12: 0000000000000003
[   89.416345][  T575] R13: 00000000686e173c R14: 0000000000499600 R15: 0000000000000000
| [   89.690524][  T576] ------------[ cut here ]------------
| [ 89.690888][ T576] WARNING: CPU: 1 PID: 576 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) 
| [   89.691532][  T576] Modules linked in: bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [   89.694343][  T576] Tainted: [W]=WARN
[   89.694589][  T576] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 89.695062][ T576] 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) 
[ 89.695397][ T576] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[   89.696564][  T576] RSP: 0018:ffffc900006e6ef0 EFLAGS: 00010246
[   89.696985][  T576] RAX: 0000000000000000 RBX: ffff8880057ca000 RCX: 0000000000000001
[   89.697485][  T576] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[   89.697987][  T576] RBP: ffffc900006e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   89.698495][  T576] R10: ffffc900006e7010 R11: ffffffff855798a0 R12: 1ffff920000dcde2
[   89.698993][  T576] R13: 00000000000005dc R14: ffffc900006e7010 R15: ffff8880057caf08
[   89.699473][  T576] FS:  00007f867d90c800(0000) GS:ffff8880a8127000(0000) knlGS:0000000000000000
[   89.700069][  T576] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.700486][  T576] CR2: 00000000004e6888 CR3: 000000000c3ae006 CR4: 0000000000772ef0
[   89.700971][  T576] PKRU: 55555554
[   89.701216][  T576] Call Trace:
[   89.701456][  T576]  <TASK>
[ 89.701616][ T576] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 89.701962][ T576] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.702315][ T576] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.702675][ T576] netif_set_mtu (net/core/dev.c:9652) 
[ 89.703009][ T576] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 89.703352][ T576] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 89.703602][ T576] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 89.704091][ T576] br_add_if (net/bridge/br_if.c:697) bridge 
[ 89.704479][ T576] do_set_master (net/core/rtnetlink.c:2948) 
[ 89.704839][ T576] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 89.705178][ T576] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 89.705596][ T576] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 89.705924][ T576] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 89.706244][ T576] ? __kernel_text_address (kernel/extable.c:79) 
[ 89.706575][ T576] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.706902][ T576] ? __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) 
[ 89.707224][ T576] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 89.707657][ T576] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.707995][ T576] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.708328][ T576] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 89.708677][ T576] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 89.709002][ T576] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.709338][ T576] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 89.709682][ T576] ? __create_object (mm/kmemleak.c:771) 
[ 89.710013][ T576] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 89.710346][ T576] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 89.710687][ T576] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 89.711091][ T576] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 89.711438][ T576] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 89.711762][ T576] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.712070][ T576] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.712416][ T576] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.712754][ T576] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 89.713068][ T576] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.713394][ T576] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.713716][ T576] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 89.714039][ T576] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.714388][ T576] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.714729][ T576] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 89.715052][ T576] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.715363][ T576] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 89.715701][ T576] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 89.716019][ T576] ? 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) 
[ 89.716341][ T576] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 89.716668][ T576] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 89.716998][ T576] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 89.717321][ T576] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 89.717651][ T576] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 89.717965][ T576] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 89.718295][ T576] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 89.718606][ T576] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 89.718931][ T576] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 89.719339][ T576] ___sys_sendmsg (net/socket.c:2670) 
[ 89.719664][ T576] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 89.719988][ T576] ? __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) 
[ 89.720405][ T576] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 89.720742][ T576] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.721072][ T576] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.721393][ T576] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.721718][ T576] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 89.722031][ T576] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.722376][ T576] __sys_sendmsg (net/socket.c:2700) 
[ 89.722703][ T576] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 89.723095][ T576] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 89.723421][ T576] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.723743][ T576] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 89.724060][ T576] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   89.724447][  T576] RIP: 0033:0x7f867dad91e7
[ 89.724779][ T576] 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)
[   89.725915][  T576] RSP: 002b:00007ffd14cdc128 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   89.726384][  T576] RAX: ffffffffffffffda RBX: 00007ffd14cdc850 RCX: 00007f867dad91e7
[   89.726870][  T576] RDX: 0000000000000000 RSI: 00007ffd14cdc190 RDI: 0000000000000005
[   89.727343][  T576] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   89.727813][  T576] R10: 000000000f268910 R11: 0000000000000246 R12: 0000000000000003
[   89.728277][  T576] R13: 00000000686e173c R14: 0000000000499600 R15: 0000000000000000
| [  103.073455][  T656] ------------[ cut here ]------------
| [ 103.073799][ T656] WARNING: CPU: 1 PID: 656 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) 
| [  103.074499][  T656] Modules linked in: ip_vs_rr bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [  103.077298][  T656] Tainted: [W]=WARN
[  103.077531][  T656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.078155][ T656] 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) 
[ 103.078480][ T656] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[  103.079783][  T656] RSP: 0018:ffffc90000b86ef0 EFLAGS: 00010246
[  103.080175][  T656] RAX: 0000000000000000 RBX: ffff888008cea000 RCX: 0000000000000001
[  103.080633][  T656] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[  103.081227][  T656] RBP: ffffc90000b86fe0 R08: 0000000000000000 R09: 0000000000000000
[  103.081702][  T656] R10: ffffc90000b87010 R11: ffffffff855798a0 R12: 1ffff92000170de2
[  103.082172][  T656] R13: 00000000000005dc R14: ffffc90000b87010 R15: ffff888008ceaf08
[  103.082632][  T656] FS:  00007fefe9586800(0000) GS:ffff8880a8127000(0000) knlGS:0000000000000000
[  103.083190][  T656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.083577][  T656] CR2: 00000000004e6888 CR3: 000000000a587004 CR4: 0000000000772ef0
[  103.084053][  T656] PKRU: 55555554
[  103.084288][  T656] Call Trace:
[  103.084518][  T656]  <TASK>
[ 103.084685][ T656] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 103.084995][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.085313][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.085624][ T656] netif_set_mtu (net/core/dev.c:9652) 
[ 103.085941][ T656] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 103.086272][ T656] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 103.086506][ T656] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 103.086944][ T656] br_add_if (net/bridge/br_if.c:697) bridge 
[ 103.087300][ T656] do_set_master (net/core/rtnetlink.c:2948) 
[ 103.087613][ T656] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 103.087934][ T656] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 103.088323][ T656] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 103.088647][ T656] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 103.088952][ T656] ? __kernel_text_address (kernel/extable.c:79) 
[ 103.089271][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.089581][ T656] ? __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) 
[ 103.089897][ T656] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 103.090279][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.090589][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.090909][ T656] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 103.091215][ T656] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 103.091523][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.091839][ T656] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 103.092154][ T656] ? __create_object (mm/kmemleak.c:771) 
[ 103.092470][ T656] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 103.092791][ T656] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 103.093105][ T656] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 103.093486][ T656] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 103.093813][ T656] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 103.094129][ T656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.094438][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.094759][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.095068][ T656] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 103.095374][ T656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.095698][ T656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.096012][ T656] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 103.096324][ T656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.096650][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.096965][ T656] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 103.097273][ T656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.097581][ T656] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 103.097914][ T656] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 103.098229][ T656] ? 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) 
[ 103.098538][ T656] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 103.098856][ T656] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 103.099173][ T656] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 103.099484][ T656] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 103.099801][ T656] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 103.100112][ T656] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 103.100425][ T656] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 103.100745][ T656] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 103.101054][ T656] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 103.101451][ T656] ___sys_sendmsg (net/socket.c:2670) 
[ 103.101767][ T656] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 103.102083][ T656] ? __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) 
[ 103.102481][ T656] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 103.102802][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.103117][ T656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.103432][ T656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.103751][ T656] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 103.104059][ T656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.104379][ T656] __sys_sendmsg (net/socket.c:2700) 
[ 103.104697][ T656] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 103.105082][ T656] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 103.105405][ T656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.105732][ T656] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 103.106044][ T656] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  103.106426][  T656] RIP: 0033:0x7fefe97531e7
[ 103.106753][ T656] 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)
[  103.107868][  T656] RSP: 002b:00007ffd22b379a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  103.108332][  T656] RAX: ffffffffffffffda RBX: 00007ffd22b380d0 RCX: 00007fefe97531e7
[  103.108802][  T656] RDX: 0000000000000000 RSI: 00007ffd22b37a10 RDI: 0000000000000005
[  103.109268][  T656] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  103.109742][  T656] R10: 000000002c1c8910 R11: 0000000000000246 R12: 0000000000000003
[  103.110202][  T656] R13: 00000000686e1749 R14: 0000000000499600 R15: 0000000000000000
| [  103.380335][  T657] ------------[ cut here ]------------
| [ 103.380675][ T657] WARNING: CPU: 0 PID: 657 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) 
| [  103.381281][  T657] Modules linked in: ip_vs_rr bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [  103.384027][  T657] Tainted: [W]=WARN
[  103.384281][  T657] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 103.384679][ T657] 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) 
[ 103.385002][ T657] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[  103.386116][  T657] RSP: 0018:ffffc90000b96ef0 EFLAGS: 00010246
[  103.386507][  T657] RAX: 0000000000000000 RBX: ffff888008cea000 RCX: 0000000000000001
[  103.386975][  T657] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[  103.387433][  T657] RBP: ffffc90000b96fe0 R08: 0000000000000000 R09: 0000000000000000
[  103.387900][  T657] R10: ffffc90000b97010 R11: ffffffff85eb19b8 R12: 1ffff92000172de2
[  103.388364][  T657] R13: 00000000000005dc R14: ffffc90000b97010 R15: ffff888008ceaf08
[  103.388835][  T657] FS:  00007f6d0e128800(0000) GS:ffff8880a80a7000(0000) knlGS:0000000000000000
[  103.389373][  T657] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  103.389768][  T657] CR2: 00000000004e6888 CR3: 000000000e905004 CR4: 0000000000772ef0
[  103.390238][  T657] PKRU: 55555554
[  103.390468][  T657] Call Trace:
[  103.390708][  T657]  <TASK>
[ 103.390869][ T657] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 103.391178][ T657] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.391518][ T657] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 103.391839][ T657] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 103.392235][ T657] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 103.392550][ T657] netif_set_mtu (net/core/dev.c:9652) 
[ 103.392869][ T657] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 103.393192][ T657] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 103.393626][ T657] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 103.393871][ T657] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 103.394295][ T657] br_add_if (net/bridge/br_if.c:697) bridge 
[ 103.394670][ T657] do_set_master (net/core/rtnetlink.c:2948) 
[ 103.394984][ T657] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 103.395296][ T657] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 103.395696][ T657] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 103.396006][ T657] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 103.396311][ T657] ? __kernel_text_address (kernel/extable.c:79) 
[ 103.396625][ T657] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.396948][ T657] ? __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) 
[ 103.397257][ T657] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 103.397647][ T657] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.397960][ T657] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.398265][ T657] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 103.398573][ T657] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 103.398889][ T657] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.399198][ T657] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 103.399510][ T657] ? __create_object (mm/kmemleak.c:771) 
[ 103.399826][ T657] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 103.400138][ T657] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 103.400446][ T657] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 103.400837][ T657] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 103.401154][ T657] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 103.401466][ T657] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.401786][ T657] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.402109][ T657] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.402421][ T657] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 103.402734][ T657] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.403044][ T657] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 103.403351][ T657] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 103.403669][ T657] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.403983][ T657] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.404300][ T657] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 103.404609][ T657] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 103.404926][ T657] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 103.405247][ T657] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 103.405552][ T657] ? 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) 
[ 103.405871][ T657] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 103.406187][ T657] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 103.406504][ T657] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 103.406825][ T657] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 103.407137][ T657] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 103.407448][ T657] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 103.407769][ T657] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 103.408081][ T657] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 103.408390][ T657] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 103.408803][ T657] ___sys_sendmsg (net/socket.c:2670) 
[ 103.409111][ T657] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 103.409418][ T657] ? __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) 
[ 103.409811][ T657] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 103.410125][ T657] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.410446][ T657] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 103.410798][ T657] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 103.411112][ T657] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 103.411418][ T657] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 103.411745][ T657] __sys_sendmsg (net/socket.c:2700) 
[ 103.412053][ T657] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 103.412449][ T657] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 103.412786][ T657] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 103.413096][ T657] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 103.413406][ T657] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  103.413799][  T657] RIP: 0033:0x7f6d0e2f51e7
[ 103.414119][ T657] 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)
[  103.415246][  T657] RSP: 002b:00007ffc3610c2b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  103.415722][  T657] RAX: ffffffffffffffda RBX: 00007ffc3610c9e0 RCX: 00007f6d0e2f51e7
[  103.416184][  T657] RDX: 0000000000000000 RSI: 00007ffc3610c320 RDI: 0000000000000005
[  103.416652][  T657] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  103.417113][  T657] R10: 000000003dab1910 R11: 0000000000000246 R12: 0000000000000003
[  103.417579][  T657] R13: 00000000686e174a R14: 0000000000499600 R15: 0000000000000000
| [  108.910824][  T676] ------------[ cut here ]------------
| [ 108.911159][ T676] WARNING: CPU: 0 PID: 676 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) 
| [  108.911818][  T676] Modules linked in: ip_vs_rr bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [  108.913474][  T676] Tainted: [W]=WARN
[  108.913731][  T676] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 108.914131][ T676] 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) 
[ 108.914472][ T676] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[  108.915663][  T676] RSP: 0018:ffffc90000c16e80 EFLAGS: 00010246
[  108.916069][  T676] RAX: 0000000000000000 RBX: ffff888008cea000 RCX: 0000000000000001
[  108.916545][  T676] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[  108.917604][  T676] RBP: ffffc90000c16f68 R08: 0000000000000000 R09: 0000000000000000
[  108.918098][  T676] R10: ffffc90000c16f98 R11: ffffffff84420d81 R12: 1ffff92000182dd4
[  108.918576][  T676] R13: 00000000000005dc R14: ffffc90000c16f98 R15: ffff888008ceaf08
[  108.919061][  T676] FS:  00007f7c7a028800(0000) GS:ffff8880a80a7000(0000) knlGS:0000000000000000
[  108.919619][  T676] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  108.920038][  T676] CR2: 00000000004e6a30 CR3: 000000000a7ac002 CR4: 0000000000772ef0
[  108.920523][  T676] PKRU: 55555554
[  108.920772][  T676] Call Trace:
[  108.921010][  T676]  <TASK>
[ 108.921171][ T676] ? __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) 
[ 108.921568][ T676] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 108.921939][ T676] ? br_device_event (net/bridge/br.c:141) bridge 
[ 108.922296][ T676] ? notifier_call_chain (kernel/notifier.c:87 (discriminator 2)) 
[ 108.922631][ T676] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 108.922963][ T676] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 108.923281][ T676] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 108.923595][ T676] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 108.923928][ T676] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 108.924245][ T676] ? ___sys_sendmsg (net/socket.c:2670) 
[ 108.924559][ T676] ? __sys_sendmsg (net/socket.c:2700) 
[ 108.924881][ T676] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 108.925206][ T676] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 108.925606][ T676] netif_set_mtu (net/core/dev.c:9652) 
[ 108.925930][ T676] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 108.926266][ T676] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 108.926508][ T676] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 108.926954][ T676] br_del_if (net/bridge/br_if.c:743) bridge 
[ 108.927309][ T676] br_device_event (net/bridge/br.c:141) bridge 
[ 108.927683][ T676] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 108.928112][ T676] ? ip_vs_dst_event (./include/net/net_namespace.h:409 ./include/linux/netdevice.h:2714 net/netfilter/ipvs/ip_vs_ctl.c:1770) ip_vs 
[ 108.928443][ T676] ? nft_offload_netdev_event (net/netfilter/nf_tables_offload.c:684) nf_tables 
[ 108.928887][ T676] notifier_call_chain (kernel/notifier.c:87 (discriminator 2)) 
[ 108.929210][ T676] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 108.929608][ T676] ? mutex_is_locked (./arch/x86/include/asm/atomic64_64.h:15 ./include/linux/atomic/atomic-arch-fallback.h:2583 ./include/linux/atomic/atomic-long.h:38 ./include/linux/atomic/atomic-instrumented.h:3189 kernel/locking/mutex.h:47 kernel/locking/mutex.c:67) 
[ 108.929941][ T676] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 108.930336][ T676] ? unregister_netdevice_queue (net/core/dev.c:12004) 
[ 108.930736][ T676] ? __pfx_unregister_netdevice_queue (net/core/dev.c:12003) 
[ 108.931129][ T676] ? __pfx_unregister_netdevice_queue (net/core/dev.c:12003) 
[ 108.931529][ T676] rtnl_dellink (net/core/rtnetlink.c:3515 net/core/rtnetlink.c:3555) 
[ 108.931868][ T676] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[ 108.932238][ T676] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 108.932565][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 108.932898][ T676] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 108.933216][ T676] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 108.933531][ T676] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 108.933861][ T676] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[ 108.934177][ T676] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 108.934495][ T676] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 108.934825][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 108.935156][ T676] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 108.935472][ T676] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 108.935813][ T676] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 108.936144][ T676] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 108.936460][ T676] ? 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) 
[ 108.936786][ T676] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 108.937108][ T676] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 108.937438][ T676] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 108.937771][ T676] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 108.938088][ T676] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 108.938407][ T676] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 108.938740][ T676] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 108.939062][ T676] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 108.939378][ T676] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 108.939806][ T676] ___sys_sendmsg (net/socket.c:2670) 
[ 108.940123][ T676] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 108.940441][ T676] ? __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) 
[ 108.940845][ T676] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 108.941166][ T676] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 108.941484][ T676] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 108.941822][ T676] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 108.942183][ T676] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 108.942502][ T676] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 108.942842][ T676] __sys_sendmsg (net/socket.c:2700) 
[ 108.943159][ T676] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 108.943553][ T676] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 108.943893][ T676] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 108.944215][ T676] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 108.944539][ T676] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  108.944943][  T676] RIP: 0033:0x7f7c7a1f51e7
[ 108.945273][ T676] 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)
[  108.946410][  T676] RSP: 002b:00007fff8cd48988 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  108.946908][  T676] RAX: ffffffffffffffda RBX: 00007fff8cd490b0 RCX: 00007f7c7a1f51e7
[  108.947382][  T676] RDX: 0000000000000000 RSI: 00007fff8cd489f0 RDI: 0000000000000005
[  108.947880][  T676] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000078
[  108.948355][  T676] R10: 00007f7c7a0f2ee8 R11: 0000000000000246 R12: 0000000000000001
[  108.948843][  T676] R13: 00000000686e174f R14: 0000000000499600 R15: 0000000000000000
| [  116.819222][  T734] ------------[ cut here ]------------
| [ 116.819581][ T734] WARNING: CPU: 3 PID: 734 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) 
| [  116.820244][  T734] Modules linked in: ip_vs_rr bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [  116.821959][  T734] Tainted: [W]=WARN
[  116.822222][  T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 116.822630][ T734] 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) 
[ 116.822978][ T734] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[  116.824153][  T734] RSP: 0018:ffffc90000ef6ef0 EFLAGS: 00010246
[  116.824568][  T734] RAX: 0000000000000000 RBX: ffff88800f16a000 RCX: 0000000000000001
[  116.825060][  T734] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[  116.825548][  T734] RBP: ffffc90000ef6fe0 R08: 0000000000000000 R09: 0000000000000000
[  116.826057][  T734] R10: ffffc90000ef7010 R11: ffffffff855798a0 R12: 1ffff920001dede2
[  116.826548][  T734] R13: 00000000000005dc R14: ffffc90000ef7010 R15: ffff88800f16af08
[  116.827046][  T734] FS:  00007f9c2232f800(0000) GS:ffff8880a8227000(0000) knlGS:0000000000000000
[  116.827615][  T734] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  116.828034][  T734] CR2: 00000000004e6888 CR3: 000000000eb45001 CR4: 0000000000772ef0
[  116.828528][  T734] PKRU: 55555554
[  116.828779][  T734] Call Trace:
[  116.829021][  T734]  <TASK>
[ 116.829190][ T734] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 116.829517][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.829861][ T734] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.830189][ T734] netif_set_mtu (net/core/dev.c:9652) 
[ 116.830514][ T734] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 116.830869][ T734] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 116.831118][ T734] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 116.831569][ T734] br_add_if (net/bridge/br_if.c:697) bridge 
[ 116.831949][ T734] do_set_master (net/core/rtnetlink.c:2948) 
[ 116.832288][ T734] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 116.832619][ T734] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 116.833049][ T734] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 116.833373][ T734] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 116.833708][ T734] ? __kernel_text_address (kernel/extable.c:79) 
[ 116.834039][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.834367][ T734] ? __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) 
[ 116.834707][ T734] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 116.835111][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 116.835448][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 116.835783][ T734] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 116.836104][ T734] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 116.836428][ T734] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.836805][ T734] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 116.837133][ T734] ? __create_object (mm/kmemleak.c:771) 
[ 116.837460][ T734] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 116.837798][ T734] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 116.838128][ T734] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 116.838526][ T734] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 116.838864][ T734] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 116.839192][ T734] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 116.839517][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.839855][ T734] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.840178][ T734] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 116.840499][ T734] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 116.840838][ T734] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 116.841162][ T734] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 116.841492][ T734] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 116.841834][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.842178][ T734] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 116.842506][ T734] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 116.842832][ T734] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 116.843159][ T734] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 116.843465][ T734] ? 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) 
[ 116.843785][ T734] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 116.844102][ T734] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 116.844417][ T734] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 116.844738][ T734] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 116.845048][ T734] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 116.845383][ T734] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 116.845725][ T734] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 116.846050][ T734] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 116.846373][ T734] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 116.846796][ T734] ___sys_sendmsg (net/socket.c:2670) 
[ 116.847118][ T734] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 116.847439][ T734] ? __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) 
[ 116.847859][ T734] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 116.848188][ T734] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.848513][ T734] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 116.848841][ T734] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 116.849151][ T734] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 116.849458][ T734] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 116.849785][ T734] __sys_sendmsg (net/socket.c:2700) 
[ 116.850100][ T734] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 116.850487][ T734] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 116.850821][ T734] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 116.851135][ T734] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 116.851460][ T734] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  116.851855][  T734] RIP: 0033:0x7f9c224fc1e7
[ 116.852188][ T734] 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)
[  116.853308][  T734] RSP: 002b:00007ffe7acff378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  116.853784][  T734] RAX: ffffffffffffffda RBX: 00007ffe7acffaa0 RCX: 00007f9c224fc1e7
[  116.854254][  T734] RDX: 0000000000000000 RSI: 00007ffe7acff3e0 RDI: 0000000000000005
[  116.854738][  T734] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  116.855202][  T734] R10: 00000000299c1910 R11: 0000000000000246 R12: 0000000000000003
[  116.855673][  T734] R13: 00000000686e1757 R14: 0000000000499600 R15: 0000000000000000
| [  117.112098][  T735] ------------[ cut here ]------------
| [ 117.112463][ T735] WARNING: CPU: 3 PID: 735 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) 
| [  117.113154][  T735] Modules linked in: ip_vs_rr bridge stp llc ip_vs nft_flow_offload nf_flow_table_inet nf_flow_table nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nf_tables veth
| [  117.116067][  T735] Tainted: [W]=WARN
[  117.116325][  T735] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 117.116748][ T735] 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) 
[ 117.117093][ T735] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 79 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[  117.118262][  T735] RSP: 0018:ffffc90000ef6ef0 EFLAGS: 00010246
[  117.118689][  T735] RAX: 0000000000000000 RBX: ffff88800f16a000 RCX: 0000000000000001
[  117.119175][  T735] RDX: 0000000000000000 RSI: ffffffff8509f52e RDI: ffffffff8485a5a0
[  117.119671][  T735] RBP: ffffc90000ef6fe0 R08: 0000000000000000 R09: 0000000000000000
[  117.120154][  T735] R10: ffffc90000ef7010 R11: ffffffff85eb19b8 R12: 1ffff920001dede2
[  117.120660][  T735] R13: 00000000000005dc R14: ffffc90000ef7010 R15: ffff88800f16af08
[  117.121146][  T735] FS:  00007f4617680800(0000) GS:ffff8880a8227000(0000) knlGS:0000000000000000
[  117.121724][  T735] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.122143][  T735] CR2: 00000000004e6888 CR3: 0000000004bb0002 CR4: 0000000000772ef0
[  117.122614][  T735] PKRU: 55555554
[  117.122865][  T735] Call Trace:
[  117.123102][  T735]  <TASK>
[ 117.123264][ T735] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 117.123575][ T735] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.123903][ T735] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 117.124222][ T735] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 117.124626][ T735] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 117.124955][ T735] netif_set_mtu (net/core/dev.c:9652) 
[ 117.125278][ T735] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 117.125599][ T735] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 117.126047][ T735] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 117.126285][ T735] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 117.126721][ T735] br_add_if (net/bridge/br_if.c:697) bridge 
[ 117.127081][ T735] do_set_master (net/core/rtnetlink.c:2948) 
[ 117.127397][ T735] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 117.127731][ T735] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 117.128126][ T735] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 117.128435][ T735] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 117.128751][ T735] ? __kernel_text_address (kernel/extable.c:79) 
[ 117.129069][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.129400][ T735] ? __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) 
[ 117.129732][ T735] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 117.130120][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.130436][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.130757][ T735] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 117.131067][ T735] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 117.131379][ T735] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.131701][ T735] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 117.132012][ T735] ? __create_object (mm/kmemleak.c:771) 
[ 117.132342][ T735] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 117.132671][ T735] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 117.132981][ T735] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 117.133379][ T735] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 117.133722][ T735] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 117.134052][ T735] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 117.134365][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.134693][ T735] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.135009][ T735] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 117.135321][ T735] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.135633][ T735] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 117.135958][ T735] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 117.136272][ T735] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 117.136587][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.136913][ T735] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 117.137232][ T735] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 117.137544][ T735] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 117.137873][ T735] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 117.138186][ T735] ? 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) 
[ 117.138499][ T735] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 117.138823][ T735] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 117.139145][ T735] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 117.139467][ T735] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 117.139791][ T735] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 117.140107][ T735] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 117.140425][ T735] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 117.140750][ T735] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 117.141059][ T735] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 117.141457][ T735] ___sys_sendmsg (net/socket.c:2670) 
[ 117.141781][ T735] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 117.142095][ T735] ? __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) 
[ 117.142501][ T735] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 117.142828][ T735] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.143143][ T735] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.143460][ T735] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.143783][ T735] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 117.144094][ T735] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.144414][ T735] __sys_sendmsg (net/socket.c:2700) 
[ 117.144732][ T735] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 117.145118][ T735] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 117.145440][ T735] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.145764][ T735] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 117.146076][ T735] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  117.146459][  T735] RIP: 0033:0x7f461784d1e7
[ 117.146795][ T735] 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)
[  117.147911][  T735] RSP: 002b:00007ffdf2b00ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  117.148381][  T735] RAX: ffffffffffffffda RBX: 00007ffdf2b01410 RCX: 00007f461784d1e7
[  117.148860][  T735] RDX: 0000000000000000 RSI: 00007ffdf2b00d50 RDI: 0000000000000005
[  117.149325][  T735] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[  117.149801][  T735] R10: 0000000026db9910 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