======================================
| [   21.524483][  T330] br1: port 1(vx1) entered forwarding state
| [   21.525749][  T330] ------------[ cut here ]------------
| [ 21.526115][ T330] WARNING: CPU: 2 PID: 330 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.526779][  T330] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   21.528779][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.529196][ T330] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.529562][ T330] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.530752][  T330] RSP: 0018:ffffc90000536ef0 EFLAGS: 00010246
[   21.531180][  T330] RAX: 0000000000000000 RBX: ffff88800a5ea000 RCX: 0000000000000001
[   21.531841][  T330] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   21.532343][  T330] RBP: ffffc90000536fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.532846][  T330] R10: ffffc90000537010 R11: ffffffff9d6a8918 R12: 1ffff920000a6de2
[   21.533344][  T330] R13: 00000000000005dc R14: ffffc90000537010 R15: ffff88800a5eaf08
[   21.533855][  T330] FS:  00007f2dae651800(0000) GS:ffff8880979b7000(0000) knlGS:0000000000000000
[   21.534435][  T330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.534860][  T330] CR2: 00000000004e5760 CR3: 0000000008e2f004 CR4: 0000000000772ef0
[   21.535368][  T330] PKRU: 55555554
[   21.535636][  T330] Call Trace:
[   21.535890][  T330]  <TASK>
[ 21.536081][ T330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.536419][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.536787][ T330] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.537151][ T330] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.537574][ T330] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.537912][ T330] netif_set_mtu (net/core/dev.c:9652) 
[ 21.538259][ T330] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.538619][ T330] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.539087][ T330] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.539345][ T330] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.539799][ T330] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.540189][ T330] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.540528][ T330] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.540881][ T330] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.541305][ T330] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.541694][ T330] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.542025][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.542378][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.542740][ T330] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.543089][ T330] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.543501][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.543844][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.544187][ T330] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.544525][ T330] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.544866][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.545215][ T330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.545538][ T330] ? __create_object (mm/kmemleak.c:771) 
[ 21.545879][ T330] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.546222][ T330] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.546544][ T330] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.546969][ T330] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.547315][ T330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.547649][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.547987][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.548334][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.548689][ T330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.549046][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.549390][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.549719][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.550062][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.550419][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.550763][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.551131][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.551463][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.551811][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.552169][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.552502][ T330] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.552839][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.553193][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.553524][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.553862][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.554481][ T330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.555543][ T330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.556043][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.556395][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.557060][ T330] ___sys_sendmsg (net/socket.c:2670) 
[ 21.557405][ T330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.557745][ T330] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.558170][ T330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.558528][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.558879][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.559256][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.559582][ T330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.559907][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.560262][ T330] __sys_sendmsg (net/socket.c:2700) 
[ 21.560590][ T330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.561261][ T330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.561611][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.561938][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.562788][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.563230][  T330] RIP: 0033:0x7f2dae81e1e7
[ 21.563579][ T330] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.564775][  T330] RSP: 002b:00007ffe05e784b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.565296][  T330] RAX: ffffffffffffffda RBX: 00007ffe05e78be0 RCX: 00007f2dae81e1e7
[   21.565779][  T330] RDX: 0000000000000000 RSI: 00007ffe05e78520 RDI: 0000000000000005
[   21.566517][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.567042][  T330] R10: 0000000033e46910 R11: 0000000000000246 R12: 0000000000000004
[   21.568030][  T330] R13: 00000000686e7129 R14: 0000000000499600 R15: 0000000000000000
| [   21.706680][  T331] ------------[ cut here ]------------
| [ 21.707031][ T331] WARNING: CPU: 2 PID: 331 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.707745][  T331] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.709225][  T331] Tainted: [W]=WARN
[   21.709476][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.709917][ T331] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.711006][ T331] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.712136][  T331] RSP: 0018:ffffc90000636ef0 EFLAGS: 00010246
[   21.712539][  T331] RAX: 0000000000000000 RBX: ffff88800a5ea000 RCX: 0000000000000001
[   21.713024][  T331] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   21.713545][  T331] RBP: ffffc90000636fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.714045][  T331] R10: ffffc90000637010 R11: ffffffff9d6a8918 R12: 1ffff920000c6de2
[   21.714534][  T331] R13: 00000000000005dc R14: ffffc90000637010 R15: ffff88800a5eaf08
[   21.715032][  T331] FS:  00007fe553677800(0000) GS:ffff8880979b7000(0000) knlGS:0000000000000000
[   21.715604][  T331] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.716045][  T331] CR2: 00000000004e5aa8 CR3: 0000000008e28005 CR4: 0000000000772ef0
[   21.716546][  T331] PKRU: 55555554
[   21.716811][  T331] Call Trace:
[   21.717106][  T331]  <TASK>
[ 21.717292][ T331] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.717621][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.717966][ T331] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.718315][ T331] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.718726][ T331] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.719082][ T331] netif_set_mtu (net/core/dev.c:9652) 
[ 21.719408][ T331] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.719765][ T331] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.720226][ T331] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.720474][ T331] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.720915][ T331] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.721300][ T331] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 21.721624][ T331] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.721987][ T331] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.722403][ T331] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.722722][ T331] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.723053][ T331] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.723387][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.723709][ T331] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.724050][ T331] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.724460][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.724783][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.725166][ T331] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.725502][ T331] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.725824][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.726192][ T331] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.726517][ T331] ? __create_object (mm/kmemleak.c:771) 
[ 21.726842][ T331] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.727216][ T331] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.727541][ T331] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.727942][ T331] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.728320][ T331] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.728651][ T331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.728974][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.729341][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.729676][ T331] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.730002][ T331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.730354][ T331] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.730678][ T331] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.731005][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.731361][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.731705][ T331] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.732024][ T331] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.732381][ T331] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.732712][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.733028][ T331] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.733388][ T331] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.733711][ T331] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.734028][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.734402][ T331] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.734739][ T331] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.735058][ T331] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.735410][ T331] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.735733][ T331] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.736052][ T331] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.736482][ T331] ___sys_sendmsg (net/socket.c:2670) 
[ 21.736804][ T331] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.737173][ T331] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.737588][ T331] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.737909][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.738245][ T331] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.738586][ T331] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.738905][ T331] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.739233][ T331] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.739584][ T331] __sys_sendmsg (net/socket.c:2700) 
[ 21.739901][ T331] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.740305][ T331] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.740667][ T331] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.740992][ T331] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.741332][ T331] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.741744][  T331] RIP: 0033:0x7fe5538441e7
[ 21.742084][ T331] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.743206][  T331] RSP: 002b:00007ffe50952638 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.743690][  T331] RAX: ffffffffffffffda RBX: 00007ffe50952d60 RCX: 00007fe5538441e7
[   21.744176][  T331] RDX: 0000000000000000 RSI: 00007ffe509526a0 RDI: 0000000000000005
[   21.744664][  T331] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.745161][  T331] R10: 0000000021c7d910 R11: 0000000000000246 R12: 0000000000000004
[   21.745654][  T331] R13: 00000000686e7129 R14: 0000000000499600 R15: 0000000000000000
| [   22.138445][  T334] ------------[ cut here ]------------
| [ 22.138777][ T334] WARNING: CPU: 2 PID: 334 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.139424][  T334] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   22.140675][  T334] Tainted: [W]=WARN
[   22.140924][  T334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.142435][ T334] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.142774][ T334] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.143908][  T334] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[   22.144335][  T334] RAX: 0000000000000000 RBX: ffff88800a5ea000 RCX: 0000000000000001
[   22.144803][  T334] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   22.145299][  T334] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.145773][  T334] R10: ffffc900005f7010 R11: ffffffff9d6a8918 R12: 1ffff920000bede2
[   22.146300][  T334] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff88800a5eaf08
[   22.146771][  T334] FS:  00007f2e99715800(0000) GS:ffff8880979b7000(0000) knlGS:0000000000000000
[   22.147359][  T334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.147762][  T334] CR2: 00000000004e5ab0 CR3: 000000000c23b003 CR4: 0000000000772ef0
[   22.148262][  T334] PKRU: 55555554
[   22.148507][  T334] Call Trace:
[   22.148751][  T334]  <TASK>
[ 22.148921][ T334] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.149265][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.149594][ T334] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.149909][ T334] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.150337][ T334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.150660][ T334] netif_set_mtu (net/core/dev.c:9652) 
[ 22.150979][ T334] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.151329][ T334] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.151767][ T334] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.152011][ T334] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.152485][ T334] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.152854][ T334] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.153190][ T334] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.153527][ T334] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.153926][ T334] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.154253][ T334] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.154588][ T334] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.154914][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.155247][ T334] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.155577][ T334] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.155973][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.156303][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.156635][ T334] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.156964][ T334] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.157296][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.157638][ T334] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.157953][ T334] ? __create_object (mm/kmemleak.c:771) 
[ 22.158426][ T334] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.158784][ T334] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.159111][ T334] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.159519][ T334] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.159846][ T334] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.160191][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.160524][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.160855][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.161183][ T334] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.161501][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.161846][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.162175][ T334] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.162496][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.162839][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.163172][ T334] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.163495][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.163828][ T334] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.164170][ T334] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.164487][ T334] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.164842][ T334] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.165183][ T334] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.165500][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.165840][ T334] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.166177][ T334] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.166496][ T334] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.166839][ T334] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.167187][ T334] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.167515][ T334] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.167938][ T334] ___sys_sendmsg (net/socket.c:2670) 
[ 22.168264][ T334] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.168580][ T334] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.168987][ T334] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.169322][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.169648][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.169992][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.170321][ T334] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.170640][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.171001][ T334] __sys_sendmsg (net/socket.c:2700) 
[ 22.171334][ T334] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.171730][ T334] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.172084][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.172410][ T334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.172742][ T334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.173177][  T334] RIP: 0033:0x7f2e998e21e7
[ 22.173511][ T334] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.174635][  T334] RSP: 002b:00007ffce4937f68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.175139][  T334] RAX: ffffffffffffffda RBX: 00007ffce4938690 RCX: 00007f2e998e21e7
[   22.175608][  T334] RDX: 0000000000000000 RSI: 00007ffce4937fd0 RDI: 0000000000000005
[   22.176095][  T334] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.176564][  T334] R10: 000000001cce9910 R11: 0000000000000246 R12: 0000000000000004
[   22.177090][  T334] R13: 00000000686e7129 R14: 0000000000499600 R15: 0000000000000000
| [   26.718898][  T381] ------------[ cut here ]------------
| [ 26.719254][ T381] WARNING: CPU: 3 PID: 381 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) 
| [   26.719860][  T381] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.722352][  T381] Tainted: [W]=WARN
[   26.722591][  T381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.722972][ T381] 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) 
[ 26.723301][ T381] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.724416][  T381] RSP: 0018:ffffc90000956ef0 EFLAGS: 00010246
[   26.724806][  T381] RAX: 0000000000000000 RBX: ffff88800279a000 RCX: 0000000000000001
[   26.725327][  T381] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   26.725789][  T381] RBP: ffffc90000956fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.726257][  T381] R10: ffffc90000957010 R11: ffffffff9cd79160 R12: 1ffff9200012ade2
[   26.726719][  T381] R13: 00000000000005dc R14: ffffc90000957010 R15: ffff88800279af08
[   26.727200][  T381] FS:  00007fd51f3af800(0000) GS:ffff888097a37000(0000) knlGS:0000000000000000
[   26.727730][  T381] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.728120][  T381] CR2: 00000000004e6898 CR3: 0000000005514004 CR4: 0000000000772ef0
[   26.728612][  T381] PKRU: 55555554
[   26.728841][  T381] Call Trace:
[   26.729097][  T381]  <TASK>
[ 26.729258][ T381] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.729567][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.729880][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.730194][ T381] netif_set_mtu (net/core/dev.c:9652) 
[ 26.730497][ T381] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.730822][ T381] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.731053][ T381] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.731488][ T381] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.731831][ T381] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 26.732174][ T381] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.732499][ T381] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.732884][ T381] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.733216][ T381] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.733532][ T381] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.733843][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.734161][ T381] ? __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) 
[ 26.734465][ T381] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.734843][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.735160][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.735466][ T381] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.735768][ T381] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.736085][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.736422][ T381] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.736723][ T381] ? __create_object (mm/kmemleak.c:771) 
[ 26.737044][ T381] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.737378][ T381] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.737686][ T381] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.738088][ T381] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.738403][ T381] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.738711][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.739020][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.739338][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.739650][ T381] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.739950][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.740301][ T381] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.740615][ T381] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.740922][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.741249][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.741568][ T381] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.741871][ T381] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.742183][ T381] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.742501][ T381] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.742809][ T381] ? 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) 
[ 26.743123][ T381] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 26.743433][ T381] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.743738][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.744045][ T381] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.744400][ T381] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.744708][ T381] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.745025][ T381] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.745356][ T381] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.745659][ T381] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.746048][ T381] ___sys_sendmsg (net/socket.c:2670) 
[ 26.746356][ T381] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.746660][ T381] ? __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) 
[ 26.747080][ T381] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.747392][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.747699][ T381] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.748010][ T381] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.748362][ T381] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.748667][ T381] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.748979][ T381] __sys_sendmsg (net/socket.c:2700) 
[ 26.749307][ T381] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.749698][ T381] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.750013][ T381] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.750326][ T381] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.750632][ T381] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.751015][  T381] RIP: 0033:0x7fd51f57c1e7
[ 26.751341][ T381] 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)
[   26.752478][  T381] RSP: 002b:00007ffe9fd559a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.752939][  T381] RAX: ffffffffffffffda RBX: 00007ffe9fd560d0 RCX: 00007fd51f57c1e7
[   26.753411][  T381] RDX: 0000000000000000 RSI: 00007ffe9fd55a10 RDI: 0000000000000005
[   26.753870][  T381] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.754342][  T381] R10: 0000000008fe8910 R11: 0000000000000246 R12: 0000000000000004
[   26.754797][  T381] R13: 00000000686e712e R14: 0000000000499600 R15: 0000000000000000
| [   27.462540][  T387] ------------[ cut here ]------------
| [ 27.462885][ T387] WARNING: CPU: 3 PID: 387 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.463796][  T387] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   27.465463][  T387] Tainted: [W]=WARN
[   27.465713][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.466327][ T387] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.466679][ T387] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.468033][  T387] RSP: 0018:ffffc900009d6ef0 EFLAGS: 00010246
[   27.468587][  T387] RAX: 0000000000000000 RBX: ffff88800279a000 RCX: 0000000000000001
[   27.469095][  T387] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   27.469581][  T387] RBP: ffffc900009d6fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.470063][  T387] R10: ffffc900009d7010 R11: ffffffff9d6a8918 R12: 1ffff9200013ade2
[   27.470568][  T387] R13: 00000000000005dc R14: ffffc900009d7010 R15: ffff88800279af08
[   27.471058][  T387] FS:  00007f6df399f800(0000) GS:ffff888097a37000(0000) knlGS:0000000000000000
[   27.471665][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.472099][  T387] CR2: 00000000004e5768 CR3: 000000000ca31005 CR4: 0000000000772ef0
[   27.472597][  T387] PKRU: 55555554
[   27.472840][  T387] Call Trace:
[   27.473106][  T387]  <TASK>
[ 27.473281][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.473618][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.473952][ T387] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.474297][ T387] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.474703][ T387] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.475038][ T387] netif_set_mtu (net/core/dev.c:9652) 
[ 27.475400][ T387] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.475746][ T387] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.476213][ T387] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.476467][ T387] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.476930][ T387] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.477357][ T387] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 27.477684][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.478041][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.478444][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.478776][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.479107][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.479418][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.479727][ T387] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.480033][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.480424][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.480742][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.481050][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.481378][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.481686][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.481996][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.482308][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 27.482646][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.482951][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.483262][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.483675][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.483994][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.484335][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.484646][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.484982][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.485304][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.485611][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.485916][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.486238][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.486546][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.486857][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.487289][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.487601][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.487932][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.488256][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.488590][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.488900][ T387] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.489223][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.489583][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.489898][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.490215][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.490522][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.490836][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.491161][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.491463][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.491877][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 27.492199][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.492519][ T387] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.492945][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.493291][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.493624][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.493937][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.494276][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.494582][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.494894][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 27.495263][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.495666][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.495999][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.496345][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.496680][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.497111][  T387] RIP: 0033:0x7f6df3b6c1e7
[ 27.497441][ T387] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.498591][  T387] RSP: 002b:00007ffc9155a8b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.499090][  T387] RAX: ffffffffffffffda RBX: 00007ffc9155afe0 RCX: 00007f6df3b6c1e7
[   27.499566][  T387] RDX: 0000000000000000 RSI: 00007ffc9155a920 RDI: 0000000000000005
[   27.500043][  T387] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.500526][  T387] R10: 0000000029fdc910 R11: 0000000000000246 R12: 0000000000000004
[   27.500997][  T387] R13: 00000000686e712f R14: 0000000000499600 R15: 0000000000000000
| [   30.850725][  T420] ------------[ cut here ]------------
| [ 30.851042][ T420] WARNING: CPU: 1 PID: 420 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.852003][  T420] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   30.853195][  T420] Tainted: [W]=WARN
[   30.853425][  T420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.853805][ T420] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.854137][ T420] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   30.855233][  T420] RSP: 0018:ffffc90000c8eef0 EFLAGS: 00010246
[   30.855616][  T420] RAX: 0000000000000000 RBX: ffff88800c37a000 RCX: 0000000000000001
[   30.856107][  T420] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   30.856571][  T420] RBP: ffffc90000c8efe0 R08: 0000000000000000 R09: 0000000000000000
[   30.857039][  T420] R10: ffffc90000c8f010 R11: ffffffff9cd79160 R12: 1ffff92000191de2
[   30.857502][  T420] R13: 00000000000005dc R14: ffffc90000c8f010 R15: ffff88800c37af08
[   30.857957][  T420] FS:  00007fb3c9dab800(0000) GS:ffff888097937000(0000) knlGS:0000000000000000
[   30.858506][  T420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.858902][  T420] CR2: 00000000004e6898 CR3: 000000000af68005 CR4: 0000000000772ef0
[   30.859368][  T420] PKRU: 55555554
[   30.859596][  T420] Call Trace:
[   30.859824][  T420]  <TASK>
[ 30.859985][ T420] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.860302][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.860615][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.860929][ T420] netif_set_mtu (net/core/dev.c:9652) 
[ 30.861240][ T420] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.861558][ T420] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.861788][ T420] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.862226][ T420] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.862570][ T420] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 30.862884][ T420] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.863208][ T420] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.863592][ T420] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.863893][ T420] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.864202][ T420] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.864507][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.864812][ T420] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.865125][ T420] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.865509][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.865815][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.866157][ T420] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.866461][ T420] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.866765][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.867098][ T420] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.867398][ T420] ? __create_object (mm/kmemleak.c:771) 
[ 30.867706][ T420] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.868017][ T420] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.868328][ T420] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.868928][ T420] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.869508][ T420] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.869859][ T420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.870185][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.870498][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.870811][ T420] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.871120][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.871428][ T420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.871730][ T420] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.872041][ T420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.872357][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.872668][ T420] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.872972][ T420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.873291][ T420] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.873605][ T420] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.873907][ T420] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.874229][ T420] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.874547][ T420] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.874849][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.875169][ T420] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.875488][ T420] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.875793][ T420] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.876115][ T420] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.876430][ T420] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.876733][ T420] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.877151][ T420] ___sys_sendmsg (net/socket.c:2670) 
[ 30.877453][ T420] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.877759][ T420] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.878156][ T420] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.878470][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.878777][ T420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.879099][ T420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.879404][ T420] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.879704][ T420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.880017][ T420] __sys_sendmsg (net/socket.c:2700) 
[ 30.880325][ T420] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.880704][ T420] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.881020][ T420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.881335][ T420] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.881640][ T420] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.882014][  T420] RIP: 0033:0x7fb3c9f781e7
[ 30.882351][ T420] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.883473][  T420] RSP: 002b:00007ffe9d910788 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.883941][  T420] RAX: ffffffffffffffda RBX: 00007ffe9d910eb0 RCX: 00007fb3c9f781e7
[   30.884415][  T420] RDX: 0000000000000000 RSI: 00007ffe9d9107f0 RDI: 0000000000000005
[   30.884868][  T420] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.885329][  T420] R10: 000000000287f910 R11: 0000000000000246 R12: 0000000000000004
[   30.885784][  T420] R13: 00000000686e7132 R14: 0000000000499600 R15: 0000000000000000
| [   31.558046][  T426] ------------[ cut here ]------------
| [ 31.558376][ T426] WARNING: CPU: 0 PID: 426 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.558980][  T426] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   31.561046][  T426] Tainted: [W]=WARN
[   31.561284][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.561661][ T426] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.561973][ T426] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.563073][  T426] RSP: 0018:ffffc90000cdeef0 EFLAGS: 00010246
[   31.563457][  T426] RAX: 0000000000000000 RBX: ffff88800c37a000 RCX: 0000000000000001
[   31.563912][  T426] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   31.564392][  T426] RBP: ffffc90000cdefe0 R08: 0000000000000000 R09: 0000000000000000
[   31.564845][  T426] R10: ffffc90000cdf010 R11: ffffffff9d6a8918 R12: 1ffff9200019bde2
[   31.565308][  T426] R13: 00000000000005dc R14: ffffc90000cdf010 R15: ffff88800c37af08
[   31.565762][  T426] FS:  00007fa2f80b2800(0000) GS:ffff8880978b7000(0000) knlGS:0000000000000000
[   31.566316][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.566698][  T426] CR2: 00000000004e5768 CR3: 000000000ab58002 CR4: 0000000000772ef0
[   31.567173][  T426] PKRU: 55555554
[   31.567400][  T426] Call Trace:
[   31.567631][  T426]  <TASK>
[ 31.567789][ T426] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.568100][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.568414][ T426] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 31.568722][ T426] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 31.569106][ T426] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 31.569411][ T426] netif_set_mtu (net/core/dev.c:9652) 
[ 31.569713][ T426] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.570029][ T426] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 31.570458][ T426] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.570695][ T426] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.571111][ T426] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.571458][ T426] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 31.571765][ T426] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.572081][ T426] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.572468][ T426] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.572772][ T426] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.573117][ T426] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.573426][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.573737][ T426] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.574043][ T426] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.574434][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.574743][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.575048][ T426] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.575361][ T426] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.575666][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.575970][ T426] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.576280][ T426] ? __create_object (mm/kmemleak.c:771) 
[ 31.576591][ T426] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.576898][ T426] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.577217][ T426] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.577592][ T426] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.577906][ T426] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.578226][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.578532][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.578842][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.579153][ T426] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.579454][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.579758][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.580060][ T426] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.580378][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.580687][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.581000][ T426] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.581314][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.581620][ T426] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.581937][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.582249][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.582558][ T426] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 31.582867][ T426] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.583178][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.583493][ T426] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.583801][ T426] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.584115][ T426] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.584432][ T426] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.584745][ T426] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.585047][ T426] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.585446][ T426] ___sys_sendmsg (net/socket.c:2670) 
[ 31.585747][ T426] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.586050][ T426] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.586439][ T426] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.586746][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.587075][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.587392][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.587696][ T426] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.587995][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.588340][ T426] __sys_sendmsg (net/socket.c:2700) 
[ 31.588640][ T426] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.589015][ T426] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.589360][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.589667][ T426] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.589970][ T426] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.590360][  T426] RIP: 0033:0x7fa2f827f1e7
[ 31.590674][ T426] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.591771][  T426] RSP: 002b:00007ffed8898c98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.592244][  T426] RAX: ffffffffffffffda RBX: 00007ffed88993c0 RCX: 00007fa2f827f1e7
[   31.592699][  T426] RDX: 0000000000000000 RSI: 00007ffed8898d00 RDI: 0000000000000005
[   31.593161][  T426] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.593619][  T426] R10: 0000000018c5f910 R11: 0000000000000246 R12: 0000000000000004
[   31.594085][  T426] R13: 00000000686e7133 R14: 0000000000499600 R15: 0000000000000000
| [   94.610108][  T624] ------------[ cut here ]------------
| [ 94.610424][ T624] WARNING: CPU: 0 PID: 624 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   94.611032][  T624] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   94.612801][  T624] Tainted: [W]=WARN
[   94.613033][  T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 94.613430][ T624] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 94.613744][ T624] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   94.614846][  T624] RSP: 0018:ffffc90000caef70 EFLAGS: 00010246
[   94.615239][  T624] RAX: 0000000000000000 RBX: ffff88800a5ea000 RCX: 0000000000000001
[   94.615697][  T624] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   94.616165][  T624] RBP: ffffc90000caf058 R08: 0000000000000000 R09: 0000000000000000
[   94.616631][  T624] R10: ffffc90000caf088 R11: ffffffff98c00130 R12: 1ffff92000195df2
[   94.617133][  T624] R13: 00000000000005dc R14: ffffc90000caf088 R15: ffff88800a5eaf08
[   94.617598][  T624] FS:  00007f8901dba800(0000) GS:ffff8880978b7000(0000) knlGS:0000000000000000
[   94.618143][  T624] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   94.618527][  T624] CR2: 00000000004e5ab0 CR3: 000000000ad7c001 CR4: 0000000000772ef0
[   94.618986][  T624] PKRU: 55555554
[   94.619223][  T624] Call Trace:
[   94.619451][  T624]  <TASK>
[ 94.619605][ T624] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 94.619986][ T624] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 94.620346][ T624] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 94.620655][ T624] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 94.620959][ T624] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 94.621276][ T624] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 94.621586][ T624] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 94.621891][ T624] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 94.622210][ T624] ? ___sys_sendmsg (net/socket.c:2670) 
[ 94.622511][ T624] ? __sys_sendmsg (net/socket.c:2700) 
[ 94.622816][ T624] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 94.623141][ T624] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 94.623519][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.623831][ T624] netif_set_mtu (net/core/dev.c:9652) 
[ 94.624143][ T624] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 94.624463][ T624] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 94.624694][ T624] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 94.625113][ T624] br_del_if (net/bridge/br_if.c:743) bridge 
[ 94.625442][ T624] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 94.625747][ T624] do_set_master (net/core/rtnetlink.c:2932) 
[ 94.626052][ T624] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 94.626371][ T624] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 94.626758][ T624] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 94.627085][ T624] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 94.627391][ T624] ? __kernel_text_address (kernel/extable.c:79) 
[ 94.627699][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.628012][ T624] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 94.628330][ T624] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 94.628708][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 94.629014][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 94.629342][ T624] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 94.629665][ T624] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 94.629987][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.630325][ T624] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 94.630631][ T624] ? __create_object (mm/kmemleak.c:771) 
[ 94.630938][ T624] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 94.631254][ T624] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 94.631559][ T624] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 94.631939][ T624] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 94.632260][ T624] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 94.632573][ T624] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 94.632888][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.633207][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.633515][ T624] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 94.633816][ T624] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 94.634132][ T624] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 94.634436][ T624] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 94.634741][ T624] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 94.635050][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.635373][ T624] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 94.635675][ T624] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 94.635979][ T624] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 94.636317][ T624] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 94.636622][ T624] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 94.636930][ T624] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 94.637271][ T624] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 94.637577][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.637885][ T624] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 94.638213][ T624] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 94.638521][ T624] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 94.638833][ T624] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 94.639157][ T624] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 94.639461][ T624] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 94.639855][ T624] ___sys_sendmsg (net/socket.c:2670) 
[ 94.640260][ T624] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 94.640576][ T624] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 94.640958][ T624] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 94.641275][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.641582][ T624] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 94.641890][ T624] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 94.642211][ T624] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 94.642517][ T624] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 94.642828][ T624] __sys_sendmsg (net/socket.c:2700) 
[ 94.643136][ T624] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 94.643512][ T624] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 94.643829][ T624] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 94.644144][ T624] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 94.644453][ T624] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   94.644831][  T624] RIP: 0033:0x7f8901f871e7
[ 94.645161][ T624] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   94.646255][  T624] RSP: 002b:00007ffdd9480db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   94.646720][  T624] RAX: ffffffffffffffda RBX: 00007ffdd94814e0 RCX: 00007f8901f871e7
[   94.647196][  T624] RDX: 0000000000000000 RSI: 00007ffdd9480e20 RDI: 0000000000000005
[   94.647649][  T624] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   94.648116][  T624] R10: 00007f8901e84ee8 R11: 0000000000000246 R12: 0000000000000003
[   94.648578][  T624] R13: 00000000686e7172 R14: 0000000000499600 R15: 0000000000000000
| [   95.055998][  T627] ------------[ cut here ]------------
| [ 95.056915][ T627] WARNING: CPU: 0 PID: 627 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   95.057601][  T627] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   95.059015][  T627] Tainted: [W]=WARN
[   95.059266][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 95.059670][ T627] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 95.060006][ T627] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   95.061176][  T627] RSP: 0018:ffffc90000966f70 EFLAGS: 00010246
[   95.061584][  T627] RAX: 0000000000000000 RBX: ffff88800a5ea000 RCX: 0000000000000001
[   95.062218][  T627] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   95.062690][  T627] RBP: ffffc90000967058 R08: 0000000000000000 R09: 0000000000000000
[   95.063157][  T627] R10: ffffc90000967088 R11: ffffffff9cd79160 R12: 1ffff9200012cdf2
[   95.063613][  T627] R13: 00000000000005dc R14: ffffc90000967088 R15: ffff88800a5eaf08
[   95.064082][  T627] FS:  00007f78fab3f800(0000) GS:ffff8880978b7000(0000) knlGS:0000000000000000
[   95.064619][  T627] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.065005][  T627] CR2: 00000000004e5aa8 CR3: 000000000ad7c003 CR4: 0000000000772ef0
[   95.065480][  T627] PKRU: 55555554
[   95.065710][  T627] Call Trace:
[   95.065939][  T627]  <TASK>
[ 95.066104][ T627] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 95.066492][ T627] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 95.066834][ T627] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 95.067167][ T627] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.067473][ T627] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 95.067778][ T627] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 95.068115][ T627] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.068421][ T627] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.068729][ T627] ? ___sys_sendmsg (net/socket.c:2670) 
[ 95.069036][ T627] ? __sys_sendmsg (net/socket.c:2700) 
[ 95.069354][ T627] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.069659][ T627] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 95.070037][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.070362][ T627] netif_set_mtu (net/core/dev.c:9652) 
[ 95.070669][ T627] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 95.070991][ T627] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 95.071245][ T627] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 95.071660][ T627] br_del_if (net/bridge/br_if.c:743) bridge 
[ 95.071996][ T627] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 95.072314][ T627] do_set_master (net/core/rtnetlink.c:2932) 
[ 95.072626][ T627] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.072936][ T627] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 95.073336][ T627] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.073652][ T627] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.073955][ T627] ? __kernel_text_address (kernel/extable.c:79) 
[ 95.074277][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.074589][ T627] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 95.074895][ T627] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 95.075288][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.075594][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.075903][ T627] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 95.076223][ T627] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 95.076532][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.076837][ T627] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 95.077164][ T627] ? __create_object (mm/kmemleak.c:771) 
[ 95.077471][ T627] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 95.077776][ T627] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 95.078094][ T627] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 95.078478][ T627] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 95.078788][ T627] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 95.079108][ T627] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.079412][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.079725][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.080031][ T627] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 95.080345][ T627] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.080652][ T627] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.080963][ T627] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 95.081284][ T627] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.081594][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.081904][ T627] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 95.082220][ T627] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.082528][ T627] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 95.082843][ T627] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 95.083169][ T627] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 95.083477][ T627] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 95.083786][ T627] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 95.084103][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.084420][ T627] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.084728][ T627] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 95.085034][ T627] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 95.085367][ T627] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.085677][ T627] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 95.085982][ T627] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 95.086385][ T627] ___sys_sendmsg (net/socket.c:2670) 
[ 95.086692][ T627] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 95.087006][ T627] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 95.087405][ T627] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 95.087721][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.088033][ T627] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.088356][ T627] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.088664][ T627] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 95.088969][ T627] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.089293][ T627] __sys_sendmsg (net/socket.c:2700) 
[ 95.089595][ T627] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 95.089973][ T627] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 95.090306][ T627] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.090613][ T627] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.090923][ T627] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   95.091312][  T627] RIP: 0033:0x7f78fad0c1e7
[ 95.091628][ T627] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   95.092729][  T627] RSP: 002b:00007ffc508c2778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   95.093201][  T627] RAX: ffffffffffffffda RBX: 00007ffc508c2ea0 RCX: 00007f78fad0c1e7
[   95.093656][  T627] RDX: 0000000000000000 RSI: 00007ffc508c27e0 RDI: 0000000000000005
[   95.094123][  T627] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   95.094591][  T627] R10: 00007f78fac09ee8 R11: 0000000000000246 R12: 0000000000000003
[   95.095046][  T627] R13: 00000000686e7172 R14: 0000000000499600 R15: 0000000000000000
| [   95.221400][  T628] ------------[ cut here ]------------
| [ 95.221804][ T628] WARNING: CPU: 2 PID: 628 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   95.222464][  T628] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   95.223878][  T628] Tainted: [W]=WARN
[   95.224699][  T628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 95.225138][ T628] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 95.225487][ T628] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   95.226708][  T628] RSP: 0018:ffffc90000966f70 EFLAGS: 00010246
[   95.227267][  T628] RAX: 0000000000000000 RBX: ffff88800a5ea000 RCX: 0000000000000001
[   95.227747][  T628] RDX: 0000000000000000 RSI: ffffffff9c89b939 RDI: ffffffff9c0555e0
[   95.228337][  T628] RBP: ffffc90000967058 R08: 0000000000000000 R09: 0000000000000000
[   95.228819][  T628] R10: ffffc90000967088 R11: ffffffff9cd79160 R12: 1ffff9200012cdf2
[   95.229334][  T628] R13: 00000000000005dc R14: ffffc90000967088 R15: ffff88800a5eaf08
[   95.229803][  T628] FS:  00007f1b9e3bf800(0000) GS:ffff8880979b7000(0000) knlGS:0000000000000000
[   95.230432][  T628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   95.230882][  T628] CR2: 00000000004e5760 CR3: 000000000f2f6003 CR4: 0000000000772ef0
[   95.231400][  T628] PKRU: 55555554
[   95.231649][  T628] Call Trace:
[   95.231902][  T628]  <TASK>
[ 95.232083][ T628] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 95.232495][ T628] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 95.232866][ T628] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 95.233204][ T628] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.233526][ T628] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 95.233855][ T628] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 95.234227][ T628] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.234578][ T628] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.234894][ T628] ? ___sys_sendmsg (net/socket.c:2670) 
[ 95.235278][ T628] ? __sys_sendmsg (net/socket.c:2700) 
[ 95.235651][ T628] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.235967][ T628] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 95.236442][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.236810][ T628] netif_set_mtu (net/core/dev.c:9652) 
[ 95.237161][ T628] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 95.237549][ T628] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 95.237806][ T628] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 95.238265][ T628] br_del_if (net/bridge/br_if.c:743) bridge 
[ 95.238615][ T628] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 95.238947][ T628] do_set_master (net/core/rtnetlink.c:2932) 
[ 95.239377][ T628] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 95.239715][ T628] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 95.240150][ T628] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 95.240492][ T628] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 95.240819][ T628] ? __kernel_text_address (kernel/extable.c:79) 
[ 95.241204][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.241551][ T628] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 95.241882][ T628] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 95.242305][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.242671][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.242995][ T628] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 95.243375][ T628] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 95.243698][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.244047][ T628] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 95.244394][ T628] ? __create_object (mm/kmemleak.c:771) 
[ 95.244726][ T628] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 95.245047][ T628] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 95.245389][ T628] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 95.245809][ T628] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 95.246233][ T628] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 95.246576][ T628] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.246942][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.247295][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.247663][ T628] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 95.248024][ T628] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.248364][ T628] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 95.248725][ T628] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 95.249132][ T628] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.249459][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.249790][ T628] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 95.250136][ T628] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 95.250455][ T628] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 95.250786][ T628] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 95.251153][ T628] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 95.251533][ T628] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 95.251869][ T628] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 95.252287][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.252617][ T628] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 95.252945][ T628] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 95.253274][ T628] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 95.253619][ T628] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 95.253947][ T628] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 95.254311][ T628] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 95.254841][ T628] ___sys_sendmsg (net/socket.c:2670) 
[ 95.255214][ T628] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 95.255534][ T628] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 95.255926][ T628] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 95.256282][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.256612][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 95.256933][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 95.257272][ T628] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 95.257607][ T628] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 95.257937][ T628] __sys_sendmsg (net/socket.c:2700) 
[ 95.258274][ T628] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 95.258670][ T628] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 95.259003][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 95.259346][ T628] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 95.259708][ T628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   95.260109][  T628] RIP: 0033:0x7f1b9e58c1e7
[ 95.260446][ T628] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   95.261579][  T628] RSP: 002b:00007ffc667fa258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   95.262117][  T628] RAX: ffffffffffffffda RBX: 00007ffc667fa980 RCX: 00007f1b9e58c1e7
[   95.262743][  T628] RDX: 0000000000000000 RSI: 00007ffc667fa2c0 RDI: 0000000000000005
[   95.263263][  T628] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   95.263768][  T628] R10: 00007f1b9e489ee8 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