======================================
| [   33.392566][  T958] veth3: entered promiscuous mode
| [   33.394865][  T958] ------------[ cut here ]------------
| [ 33.395211][ T958] WARNING: CPU: 2 PID: 958 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.395858][  T958] Modules linked in: bridge stp llc 8021q vrf veth
[   33.397506][  T958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.397908][ T958] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.398242][ T958] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.399369][  T958] RSP: 0018:ffffc900007c6ef0 EFLAGS: 00010246
[   33.399785][  T958] RAX: 0000000000000000 RBX: ffff88800dbaa000 RCX: 0000000000000001
[   33.400264][  T958] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   33.400774][  T958] RBP: ffffc900007c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.401247][  T958] R10: ffffc900007c7010 R11: ffffffffba8a8918 R12: 1ffff920000f8de2
[   33.401729][  T958] R13: 00000000000005dc R14: ffffc900007c7010 R15: ffff88800dbaaf08
[   33.402282][  T958] FS:  00007efed1b83800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[   33.402850][  T958] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.403250][  T958] CR2: 00000000004e5ab8 CR3: 000000000ff06001 CR4: 0000000000772ef0
[   33.403753][  T958] PKRU: 55555554
[   33.403999][  T958] Call Trace:
[   33.404243][  T958]  <TASK>
[ 33.404431][ T958] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.404758][ T958] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.405086][ T958] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.405417][ T958] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.405841][ T958] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.406166][ T958] netif_set_mtu (net/core/dev.c:9652) 
[ 33.406503][ T958] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.406852][ T958] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.407296][ T958] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.407571][ T958] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.408007][ T958] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.408388][ T958] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.408713][ T958] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.409037][ T958] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.409449][ T958] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.409786][ T958] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.410106][ T958] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.410450][ T958] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.410773][ T958] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.411094][ T958] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.411512][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.411835][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.412155][ T958] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.412487][ T958] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.412805][ T958] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.413124][ T958] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.413469][ T958] ? __create_object (mm/kmemleak.c:771) 
[ 33.413794][ T958] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.414113][ T958] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.414451][ T958] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.414847][ T958] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.415176][ T958] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.415525][ T958] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.415848][ T958] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.416171][ T958] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.416502][ T958] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.416817][ T958] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.417139][ T958] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.417476][ T958] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.417801][ T958] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.418121][ T958] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.418459][ T958] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.418779][ T958] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.419097][ T958] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.419453][ T958] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.419790][ T958] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.420112][ T958] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.420446][ T958] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.420763][ T958] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.421085][ T958] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.421421][ T958] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.421742][ T958] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.422072][ T958] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.422413][ T958] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.422732][ T958] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.423138][ T958] ___sys_sendmsg (net/socket.c:2670) 
[ 33.423478][ T958] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.423804][ T958] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.424199][ T958] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.424537][ T958] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.424857][ T958] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.425183][ T958] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.425512][ T958] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.425836][ T958] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.426162][ T958] __sys_sendmsg (net/socket.c:2700) 
[ 33.426491][ T958] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.426885][ T958] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.427218][ T958] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.427574][ T958] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.427897][ T958] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.428289][  T958] RIP: 0033:0x7efed1d501e7
[ 33.428632][ T958] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.429748][  T958] RSP: 002b:00007ffc2c471ed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.430224][  T958] RAX: ffffffffffffffda RBX: 00007ffc2c472600 RCX: 00007efed1d501e7
[   33.430707][  T958] RDX: 0000000000000000 RSI: 00007ffc2c471f40 RDI: 0000000000000005
[   33.431177][  T958] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.431697][  T958] R10: 00000000276af910 R11: 0000000000000246 R12: 0000000000000004
[   33.432173][  T958] R13: 00000000686e17da R14: 0000000000499600 R15: 0000000000000000
| [   34.970608][  T989] ------------[ cut here ]------------
| [ 34.970933][ T989] WARNING: CPU: 1 PID: 989 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) 
| [   34.971584][  T989] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   34.972951][  T989] Tainted: [W]=WARN
[   34.973212][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.973625][ T989] 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) 
[ 34.973958][ T989] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.975118][  T989] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   34.975535][  T989] RAX: 0000000000000000 RBX: ffff88800dbaa000 RCX: 0000000000000001
[   34.976050][  T989] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   34.976741][  T989] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   34.977221][  T989] R10: ffffc90000577010 R11: ffffffffba8a8918 R12: 1ffff920000aede2
[   34.977772][  T989] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff88800dbaaf08
[   34.978246][  T989] FS:  00007f1b78968800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[   34.978829][  T989] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.979229][  T989] CR2: 00000000004e6898 CR3: 000000000bfbf002 CR4: 0000000000772ef0
[   34.979732][  T989] PKRU: 55555554
[   34.979994][  T989] Call Trace:
[   34.980243][  T989]  <TASK>
[ 34.980428][ T989] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.980755][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.981094][ T989] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 34.981428][ T989] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 34.981826][ T989] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 34.982145][ T989] netif_set_mtu (net/core/dev.c:9652) 
[ 34.982480][ T989] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 34.982813][ T989] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 34.983268][ T989] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 34.983522][ T989] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 34.983983][ T989] br_add_if (net/bridge/br_if.c:697) bridge 
[ 34.984394][ T989] do_set_master (net/core/rtnetlink.c:2948) 
[ 34.984725][ T989] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 34.985050][ T989] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.985465][ T989] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.985792][ T989] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.986113][ T989] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.986447][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.986772][ T989] ? __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) 
[ 34.987092][ T989] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.987507][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.987844][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.988216][ T989] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.988565][ T989] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.988902][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.989236][ T989] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.989575][ T989] ? __create_object (mm/kmemleak.c:771) 
[ 34.989927][ T989] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.990260][ T989] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.990601][ T989] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.991023][ T989] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.991366][ T989] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.991707][ T989] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.992076][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.992431][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.992767][ T989] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.993097][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.993440][ T989] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.993782][ T989] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.994120][ T989] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.994467][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.994806][ T989] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.995141][ T989] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.995484][ T989] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.995830][ T989] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.996195][ T989] ? 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) 
[ 34.996547][ T989] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.996882][ T989] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.997221][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.997582][ T989] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.997917][ T989] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.998252][ T989] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.998609][ T989] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.998953][ T989] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.999287][ T989] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.999739][ T989] ___sys_sendmsg (net/socket.c:2670) 
[ 35.000102][ T989] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.000457][ T989] ? __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) 
[ 35.000878][ T989] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.001235][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.001585][ T989] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.001928][ T989] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.002269][ T989] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.002615][ T989] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.002964][ T989] __sys_sendmsg (net/socket.c:2700) 
[ 35.003302][ T989] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.003732][ T989] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.004107][ T989] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.004465][ T989] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.004806][ T989] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.005222][  T989] RIP: 0033:0x7f1b78b351e7
[ 35.005582][ T989] 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)
[   35.006787][  T989] RSP: 002b:00007fff57930ed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.007296][  T989] RAX: ffffffffffffffda RBX: 00007fff57931600 RCX: 00007f1b78b351e7
[   35.007805][  T989] RDX: 0000000000000000 RSI: 00007fff57930f40 RDI: 0000000000000005
[   35.008364][  T989] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   35.008879][  T989] R10: 000000001be02910 R11: 0000000000000246 R12: 0000000000000004
[   35.009391][  T989] R13: 00000000686e17db R14: 0000000000499600 R15: 0000000000000000
| [   36.942162][ T1037] ------------[ cut here ]------------
| [ 36.942680][ T1037] WARNING: CPU: 3 PID: 1037 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) 
| [   36.943360][ T1037] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   36.944671][ T1037] Tainted: [W]=WARN
[   36.944930][ T1037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.945357][ T1037] 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) 
[ 36.945708][ T1037] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   36.946915][ T1037] RSP: 0018:ffffc90000576ef0 EFLAGS: 00010246
[   36.947371][ T1037] RAX: 0000000000000000 RBX: ffff88800feaa000 RCX: 0000000000000001
[   36.947872][ T1037] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   36.948388][ T1037] RBP: ffffc90000576fe0 R08: 0000000000000000 R09: 0000000000000000
[   36.948896][ T1037] R10: ffffc90000577010 R11: ffffffffba8a8918 R12: 1ffff920000aede2
[   36.949409][ T1037] R13: 00000000000005dc R14: ffffc90000577010 R15: ffff88800feaaf08
[   36.949918][ T1037] FS:  00007f0f63fcd800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[   36.950520][ T1037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.950944][ T1037] CR2: 00000000004e5ac8 CR3: 000000000a505002 CR4: 0000000000772ef0
[   36.951558][ T1037] PKRU: 55555554
[   36.951803][ T1037] Call Trace:
[   36.952046][ T1037]  <TASK>
[ 36.952212][ T1037] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.952547][ T1037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.952876][ T1037] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 36.953201][ T1037] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 36.953608][ T1037] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 36.953930][ T1037] netif_set_mtu (net/core/dev.c:9652) 
[ 36.954248][ T1037] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.954586][ T1037] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 36.955040][ T1037] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.955283][ T1037] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 36.955743][ T1037] br_add_if (net/bridge/br_if.c:697) bridge 
[ 36.956109][ T1037] do_set_master (net/core/rtnetlink.c:2948) 
[ 36.956446][ T1037] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 36.956769][ T1037] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.957169][ T1037] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.957498][ T1037] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.957816][ T1037] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.958146][ T1037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.958476][ T1037] ? __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) 
[ 36.958800][ T1037] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.959193][ T1037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.959522][ T1037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.959854][ T1037] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.960171][ T1037] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.960507][ T1037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.960821][ T1037] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.961136][ T1037] ? __create_object (mm/kmemleak.c:771) 
[ 36.961469][ T1037] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.961789][ T1037] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.962105][ T1037] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.962509][ T1037] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.962859][ T1037] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.963184][ T1037] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.963512][ T1037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.963837][ T1037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.964156][ T1037] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.964483][ T1037] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.964804][ T1037] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.965119][ T1037] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.965459][ T1037] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.965781][ T1037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.966109][ T1037] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.966444][ T1037] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.966765][ T1037] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.967095][ T1037] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.967422][ T1037] ? 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) 
[ 36.967750][ T1037] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.968074][ T1037] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.968402][ T1037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.968727][ T1037] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.969047][ T1037] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.969377][ T1037] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.969718][ T1037] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.970043][ T1037] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.970377][ T1037] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.970785][ T1037] ___sys_sendmsg (net/socket.c:2670) 
[ 36.971099][ T1037] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.971425][ T1037] ? __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) 
[ 36.971823][ T1037] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.972144][ T1037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.972483][ T1037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.972808][ T1037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.973126][ T1037] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.973453][ T1037] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.973777][ T1037] __sys_sendmsg (net/socket.c:2700) 
[ 36.974095][ T1037] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.974501][ T1037] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.974832][ T1037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.975155][ T1037] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.975484][ T1037] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.975882][ T1037] RIP: 0033:0x7f0f6419a1e7
[ 36.976210][ T1037] 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)
[   36.977356][ T1037] RSP: 002b:00007ffecab36fc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.977844][ T1037] RAX: ffffffffffffffda RBX: 00007ffecab376f0 RCX: 00007f0f6419a1e7
[   36.978329][ T1037] RDX: 0000000000000000 RSI: 00007ffecab37030 RDI: 0000000000000005
[   36.978806][ T1037] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   36.979289][ T1037] R10: 000000003588d910 R11: 0000000000000246 R12: 0000000000000004
[   36.979825][ T1037] R13: 00000000686e17dd R14: 0000000000499600 R15: 0000000000000000
| [   38.109937][ T1065] ------------[ cut here ]------------
| [ 38.110363][ T1065] WARNING: CPU: 2 PID: 1065 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   38.111048][ T1065] Modules linked in: act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   38.112382][ T1065] Tainted: [W]=WARN
[   38.112650][ T1065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.113071][ T1065] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 38.113446][ T1065] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   38.114637][ T1065] RSP: 0018:ffffc9000097eef0 EFLAGS: 00010246
[   38.115068][ T1065] RAX: 0000000000000000 RBX: ffff88800feaa000 RCX: 0000000000000001
[   38.115582][ T1065] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   38.116097][ T1065] RBP: ffffc9000097efe0 R08: 0000000000000000 R09: 0000000000000000
[   38.116611][ T1065] R10: ffffc9000097f010 R11: ffffffffba8a8918 R12: 1ffff9200012fde2
[   38.117115][ T1065] R13: 00000000000005dc R14: ffffc9000097f010 R15: ffff88800feaaf08
[   38.117669][ T1065] FS:  00007fec6f7c9800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[   38.118279][ T1065] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.118719][ T1065] CR2: 00000000004e68a0 CR3: 00000000051a3001 CR4: 0000000000772ef0
[   38.119226][ T1065] PKRU: 55555554
[   38.119500][ T1065] Call Trace:
[   38.119782][ T1065]  <TASK>
[ 38.119972][ T1065] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.120341][ T1065] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.120698][ T1065] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 38.121040][ T1065] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 38.121469][ T1065] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 38.121820][ T1065] netif_set_mtu (net/core/dev.c:9652) 
[ 38.122153][ T1065] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.122519][ T1065] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 38.123014][ T1065] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.123270][ T1065] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 38.123738][ T1065] br_add_if (net/bridge/br_if.c:697) bridge 
[ 38.124135][ T1065] do_set_master (net/core/rtnetlink.c:2948) 
[ 38.124486][ T1065] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 38.124820][ T1065] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.125237][ T1065] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.125597][ T1065] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.125943][ T1065] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.126277][ T1065] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.126631][ T1065] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 38.126967][ T1065] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.127385][ T1065] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.127729][ T1065] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.128074][ T1065] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.128427][ T1065] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.128771][ T1065] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.129108][ T1065] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.129460][ T1065] ? __create_object (mm/kmemleak.c:771) 
[ 38.129823][ T1065] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.130162][ T1065] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.130513][ T1065] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.130942][ T1065] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.131278][ T1065] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.131629][ T1065] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.131968][ T1065] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.132303][ T1065] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.132653][ T1065] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.132993][ T1065] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.133346][ T1065] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.133680][ T1065] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.134025][ T1065] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.134378][ T1065] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.134723][ T1065] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.135055][ T1065] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.135418][ T1065] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.135778][ T1065] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.136136][ T1065] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 38.136478][ T1065] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.136825][ T1065] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.137156][ T1065] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.137503][ T1065] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.137849][ T1065] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.138196][ T1065] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.138571][ T1065] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.138925][ T1065] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.139255][ T1065] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.139713][ T1065] ___sys_sendmsg (net/socket.c:2670) 
[ 38.140063][ T1065] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.140425][ T1065] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 38.140845][ T1065] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.141197][ T1065] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.141546][ T1065] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.141900][ T1065] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.142235][ T1065] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.142587][ T1065] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.142930][ T1065] __sys_sendmsg (net/socket.c:2700) 
[ 38.143274][ T1065] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.143711][ T1065] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.144071][ T1065] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.144434][ T1065] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.144787][ T1065] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.145213][ T1065] RIP: 0033:0x7fec6f9961e7
[ 38.145581][ T1065] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   38.146807][ T1065] RSP: 002b:00007fff6b284588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.147340][ T1065] RAX: ffffffffffffffda RBX: 00007fff6b284cb0 RCX: 00007fec6f9961e7
[   38.147864][ T1065] RDX: 0000000000000000 RSI: 00007fff6b2845f0 RDI: 0000000000000005
[   38.148403][ T1065] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   38.148905][ T1065] R10: 000000001356e910 R11: 0000000000000246 R12: 0000000000000004
[   38.149413][ T1065] R13: 00000000686e17de R14: 0000000000499600 R15: 0000000000000000
| [   40.543430][ T1126] ------------[ cut here ]------------
| [ 40.543763][ T1126] WARNING: CPU: 1 PID: 1126 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) 
| [   40.544399][ T1126] Modules linked in: dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   40.545608][ T1126] Tainted: [W]=WARN
[   40.545844][ T1126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.546245][ T1126] 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) 
[ 40.548118][ T1126] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   40.549410][ T1126] RSP: 0018:ffffc900006c6ef0 EFLAGS: 00010246
[   40.549814][ T1126] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[   40.550279][ T1126] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   40.550946][ T1126] RBP: ffffc900006c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   40.551451][ T1126] R10: ffffc900006c7010 R11: ffffffffba8a8918 R12: 1ffff920000d8de2
[   40.551910][ T1126] R13: 00000000000005dc R14: ffffc900006c7010 R15: ffff88800b652f08
[   40.552385][ T1126] FS:  00007f5e86688800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[   40.552919][ T1126] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.553333][ T1126] CR2: 00000000004e5aa8 CR3: 0000000002c6a004 CR4: 0000000000772ef0
[   40.553799][ T1126] PKRU: 55555554
[   40.554034][ T1126] Call Trace:
[   40.554265][ T1126]  <TASK>
[ 40.554444][ T1126] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.554769][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.555086][ T1126] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 40.555407][ T1126] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 40.555801][ T1126] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 40.556110][ T1126] netif_set_mtu (net/core/dev.c:9652) 
[ 40.556427][ T1126] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 40.556745][ T1126] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 40.557189][ T1126] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 40.557441][ T1126] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 40.557862][ T1126] br_add_if (net/bridge/br_if.c:697) bridge 
[ 40.558229][ T1126] do_set_master (net/core/rtnetlink.c:2948) 
[ 40.558565][ T1126] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 40.558882][ T1126] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.559278][ T1126] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.559597][ T1126] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.559912][ T1126] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.560225][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.560562][ T1126] ? __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) 
[ 40.560871][ T1126] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.561256][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.561581][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.561907][ T1126] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.562220][ T1126] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.562548][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.562856][ T1126] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.563167][ T1126] ? __create_object (mm/kmemleak.c:771) 
[ 40.563490][ T1126] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.563801][ T1126] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.564115][ T1126] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.564508][ T1126] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.564832][ T1126] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.565153][ T1126] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.565480][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.565801][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.566108][ T1126] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.566430][ T1126] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.566747][ T1126] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.567051][ T1126] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.567370][ T1126] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.567681][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.568005][ T1126] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.568329][ T1126] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.568637][ T1126] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.568959][ T1126] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.569265][ T1126] ? 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) 
[ 40.569583][ T1126] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.569901][ T1126] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.570208][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.570551][ T1126] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.570862][ T1126] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.571178][ T1126] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.571501][ T1126] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.571814][ T1126] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.572122][ T1126] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.572525][ T1126] ___sys_sendmsg (net/socket.c:2670) 
[ 40.572843][ T1126] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.573151][ T1126] ? __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) 
[ 40.573565][ T1126] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.573875][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.574185][ T1126] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.574513][ T1126] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.574828][ T1126] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.575139][ T1126] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.575468][ T1126] __sys_sendmsg (net/socket.c:2700) 
[ 40.575771][ T1126] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.576157][ T1126] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.576491][ T1126] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.576800][ T1126] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.577111][ T1126] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.577502][ T1126] RIP: 0033:0x7f5e868551e7
[ 40.577836][ T1126] 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)
[   40.578980][ T1126] RSP: 002b:00007ffea13fc848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.579482][ T1126] RAX: ffffffffffffffda RBX: 00007ffea13fcf70 RCX: 00007f5e868551e7
[   40.579962][ T1126] RDX: 0000000000000000 RSI: 00007ffea13fc8b0 RDI: 0000000000000005
[   40.580434][ T1126] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   40.580891][ T1126] R10: 00000000243da910 R11: 0000000000000246 R12: 0000000000000004
[   40.581359][ T1126] R13: 00000000686e17e1 R14: 0000000000499600 R15: 0000000000000000
| [   44.907151][ T1236] ------------[ cut here ]------------
| [ 44.908665][ T1236] WARNING: CPU: 3 PID: 1236 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) 
| [   44.909341][ T1236] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   44.910804][ T1236] Tainted: [W]=WARN
[   44.911052][ T1236] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 44.911467][ T1236] 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) 
[ 44.911802][ T1236] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   44.912990][ T1236] RSP: 0018:ffffc900005c6ef0 EFLAGS: 00010246
[   44.913410][ T1236] RAX: 0000000000000000 RBX: ffff88800dada000 RCX: 0000000000000001
[   44.913913][ T1236] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   44.914415][ T1236] RBP: ffffc900005c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   44.914922][ T1236] R10: ffffc900005c7010 R11: ffffffffb9f79160 R12: 1ffff920000b8de2
[   44.915426][ T1236] R13: 00000000000005aa R14: ffffc900005c7010 R15: ffff88800dadaf08
[   44.915927][ T1236] FS:  00007fa3836fc800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[   44.916553][ T1236] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.916974][ T1236] CR2: 00000000004e5ce0 CR3: 000000000b93e006 CR4: 0000000000772ef0
[   44.917501][ T1236] PKRU: 55555554
[   44.917750][ T1236] Call Trace:
[   44.918020][ T1236]  <TASK>
[ 44.918190][ T1236] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 44.918538][ T1236] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.918898][ T1236] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.919230][ T1236] netif_set_mtu (net/core/dev.c:9652) 
[ 44.919568][ T1236] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 44.919931][ T1236] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 44.920178][ T1236] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 44.920657][ T1236] br_add_if (net/bridge/br_if.c:697) bridge 
[ 44.921051][ T1236] do_set_master (net/core/rtnetlink.c:2948) 
[ 44.921393][ T1236] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 44.921748][ T1236] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 44.922160][ T1236] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 44.922524][ T1236] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 44.922865][ T1236] ? __kernel_text_address (kernel/extable.c:79) 
[ 44.923193][ T1236] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.923534][ T1236] ? __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) 
[ 44.923863][ T1236] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 44.924288][ T1236] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.924644][ T1236] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.924978][ T1236] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 44.925303][ T1236] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 44.925661][ T1236] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.926005][ T1236] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 44.926346][ T1236] ? __create_object (mm/kmemleak.c:771) 
[ 44.926680][ T1236] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 44.927009][ T1236] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 44.927353][ T1236] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 44.927765][ T1236] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 44.928096][ T1236] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 44.928457][ T1236] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.928786][ T1236] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.929115][ T1236] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.929450][ T1236] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 44.929785][ T1236] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.930118][ T1236] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 44.930451][ T1236] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 44.930783][ T1236] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.931120][ T1236] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.931461][ T1236] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 44.931796][ T1236] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 44.932134][ T1236] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 44.932491][ T1236] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 44.932816][ T1236] ? 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) 
[ 44.933143][ T1236] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 44.933483][ T1236] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 44.933827][ T1236] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.934195][ T1236] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 44.934528][ T1236] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 44.934851][ T1236] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 44.935165][ T1236] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 44.935493][ T1236] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 44.935800][ T1236] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 44.936192][ T1236] ___sys_sendmsg (net/socket.c:2670) 
[ 44.936509][ T1236] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 44.936818][ T1236] ? __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) 
[ 44.937209][ T1236] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 44.937532][ T1236] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.937842][ T1236] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 44.938159][ T1236] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 44.938479][ T1236] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 44.938790][ T1236] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 44.939105][ T1236] __sys_sendmsg (net/socket.c:2700) 
[ 44.939421][ T1236] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 44.939828][ T1236] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 44.940151][ T1236] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 44.940476][ T1236] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 44.940785][ T1236] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   44.941169][ T1236] RIP: 0033:0x7fa3838c91e7
[ 44.941498][ T1236] 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)
[   44.942611][ T1236] RSP: 002b:00007ffee53c5b68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   44.943075][ T1236] RAX: ffffffffffffffda RBX: 00007ffee53c6290 RCX: 00007fa3838c91e7
[   44.943545][ T1236] RDX: 0000000000000000 RSI: 00007ffee53c5bd0 RDI: 0000000000000005
[   44.944015][ T1236] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   44.944514][ T1236] R10: 000000000e72b910 R11: 0000000000000246 R12: 0000000000000004
[   44.944995][ T1236] R13: 00000000686e17e5 R14: 0000000000499600 R15: 0000000000000000
| [   45.484066][ T1251] ------------[ cut here ]------------
| [ 45.484442][ T1251] WARNING: CPU: 2 PID: 1251 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) 
| [   45.485125][ T1251] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   45.486631][ T1251] Tainted: [W]=WARN
[   45.486901][ T1251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 45.487342][ T1251] 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) 
[ 45.487707][ T1251] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   45.488912][ T1251] RSP: 0018:ffffc900007c6ef0 EFLAGS: 00010246
[   45.489361][ T1251] RAX: 0000000000000000 RBX: ffff88800dada000 RCX: 0000000000000001
[   45.489883][ T1251] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   45.490413][ T1251] RBP: ffffc900007c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   45.490925][ T1251] R10: ffffc900007c7010 R11: ffffffffba8a8918 R12: 1ffff920000f8de2
[   45.491443][ T1251] R13: 0000000000000596 R14: ffffc900007c7010 R15: ffff88800dadaf08
[   45.491985][ T1251] FS:  00007fa1f4d06800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[   45.492609][ T1251] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.493042][ T1251] CR2: 00000000004e5de8 CR3: 00000000097ff001 CR4: 0000000000772ef0
[   45.493569][ T1251] PKRU: 55555554
[   45.493831][ T1251] Call Trace:
[   45.494098][ T1251]  <TASK>
[ 45.494286][ T1251] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 45.494655][ T1251] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.495036][ T1251] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 45.495406][ T1251] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 45.495838][ T1251] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 45.496188][ T1251] netif_set_mtu (net/core/dev.c:9652) 
[ 45.496550][ T1251] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 45.496909][ T1251] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 45.497417][ T1251] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 45.497685][ T1251] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 45.498158][ T1251] br_add_if (net/bridge/br_if.c:697) bridge 
[ 45.498567][ T1251] do_set_master (net/core/rtnetlink.c:2948) 
[ 45.498925][ T1251] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 45.499276][ T1251] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 45.499741][ T1251] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 45.500104][ T1251] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 45.500471][ T1251] ? __kernel_text_address (kernel/extable.c:79) 
[ 45.500823][ T1251] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.501175][ T1251] ? __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) 
[ 45.501534][ T1251] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 45.501972][ T1251] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.502354][ T1251] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.502709][ T1251] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 45.503054][ T1251] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 45.503413][ T1251] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.503761][ T1251] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 45.504108][ T1251] ? __create_object (mm/kmemleak.c:771) 
[ 45.504475][ T1251] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 45.504826][ T1251] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 45.505174][ T1251] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 45.505629][ T1251] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 45.505983][ T1251] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 45.506346][ T1251] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.506693][ T1251] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.507050][ T1251] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.507411][ T1251] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 45.507761][ T1251] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.508115][ T1251] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 45.508474][ T1251] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 45.508822][ T1251] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.509171][ T1251] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.509531][ T1251] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 45.509898][ T1251] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 45.510246][ T1251] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 45.510617][ T1251] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 45.510972][ T1251] ? 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) 
[ 45.511340][ T1251] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 45.511696][ T1251] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 45.512046][ T1251] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.512412][ T1251] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 45.512768][ T1251] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 45.513117][ T1251] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 45.513526][ T1251] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 45.513887][ T1251] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 45.514235][ T1251] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 45.514689][ T1251] ___sys_sendmsg (net/socket.c:2670) 
[ 45.515041][ T1251] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 45.515403][ T1251] ? __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) 
[ 45.515839][ T1251] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 45.516199][ T1251] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.516566][ T1251] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 45.516919][ T1251] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 45.517267][ T1251] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 45.517628][ T1251] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 45.518007][ T1251] __sys_sendmsg (net/socket.c:2700) 
[ 45.518391][ T1251] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 45.518845][ T1251] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 45.519238][ T1251] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 45.519621][ T1251] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 45.519986][ T1251] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   45.520429][ T1251] RIP: 0033:0x7fa1f4ed31e7
[ 45.520787][ T1251] 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)
[   45.522008][ T1251] RSP: 002b:00007ffe6c527748 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   45.522539][ T1251] RAX: ffffffffffffffda RBX: 00007ffe6c527e70 RCX: 00007fa1f4ed31e7
[   45.523061][ T1251] RDX: 0000000000000000 RSI: 00007ffe6c5277b0 RDI: 0000000000000005
[   45.523605][ T1251] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   45.524122][ T1251] R10: 00000000099a1910 R11: 0000000000000246 R12: 0000000000000004
[   45.524649][ T1251] R13: 00000000686e17e6 R14: 0000000000499600 R15: 0000000000000000
| [   46.114539][ T1266] ------------[ cut here ]------------
| [ 46.114871][ T1266] WARNING: CPU: 0 PID: 1266 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) 
| [   46.115517][ T1266] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   46.117809][ T1266] Tainted: [W]=WARN
[   46.118049][ T1266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.118462][ T1266] 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) 
[ 46.118785][ T1266] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   46.119994][ T1266] RSP: 0018:ffffc90000596ef0 EFLAGS: 00010246
[   46.120528][ T1266] RAX: 0000000000000000 RBX: ffff88800dada000 RCX: 0000000000000001
[   46.121109][ T1266] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   46.121593][ T1266] RBP: ffffc90000596fe0 R08: 0000000000000000 R09: 0000000000000000
[   46.122058][ T1266] R10: ffffc90000597010 R11: ffffffffb9f79160 R12: 1ffff920000b2de2
[   46.122533][ T1266] R13: 0000000000000596 R14: ffffc90000597010 R15: ffff88800dadaf08
[   46.123048][ T1266] FS:  00007f565f62a800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[   46.123613][ T1266] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.124020][ T1266] CR2: 00000000004e6890 CR3: 00000000091c1002 CR4: 0000000000772ef0
[   46.124520][ T1266] PKRU: 55555554
[   46.124811][ T1266] Call Trace:
[   46.125061][ T1266]  <TASK>
[ 46.125223][ T1266] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 46.125551][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.125870][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.126183][ T1266] netif_set_mtu (net/core/dev.c:9652) 
[ 46.126502][ T1266] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 46.126824][ T1266] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 46.127058][ T1266] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 46.127540][ T1266] br_add_if (net/bridge/br_if.c:697) bridge 
[ 46.127916][ T1266] do_set_master (net/core/rtnetlink.c:2948) 
[ 46.128351][ T1266] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 46.128702][ T1266] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 46.129129][ T1266] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.129516][ T1266] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 46.129857][ T1266] ? __kernel_text_address (kernel/extable.c:79) 
[ 46.130224][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.130548][ T1266] ? __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) 
[ 46.130863][ T1266] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 46.131242][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.131573][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.131881][ T1266] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 46.132306][ T1266] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 46.132635][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.132967][ T1266] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 46.133279][ T1266] ? __create_object (mm/kmemleak.c:771) 
[ 46.133624][ T1266] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 46.133948][ T1266] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 46.134271][ T1266] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 46.134667][ T1266] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 46.134989][ T1266] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 46.135302][ T1266] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.135631][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.135976][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.136283][ T1266] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 46.136623][ T1266] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.136945][ T1266] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.137258][ T1266] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 46.137593][ T1266] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.137917][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.138238][ T1266] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 46.138558][ T1266] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.138866][ T1266] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 46.139184][ T1266] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 46.139519][ T1266] ? 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) 
[ 46.139855][ T1266] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 46.140170][ T1266] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 46.140538][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.140853][ T1266] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 46.141165][ T1266] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 46.141479][ T1266] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 46.141818][ T1266] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 46.142132][ T1266] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 46.142451][ T1266] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 46.142852][ T1266] ___sys_sendmsg (net/socket.c:2670) 
[ 46.143257][ T1266] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 46.143655][ T1266] ? __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) 
[ 46.144057][ T1266] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 46.144411][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.144727][ T1266] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.145053][ T1266] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.145411][ T1266] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 46.145727][ T1266] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.146042][ T1266] __sys_sendmsg (net/socket.c:2700) 
[ 46.146366][ T1266] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 46.146747][ T1266] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 46.147131][ T1266] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.147461][ T1266] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 46.147773][ T1266] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   46.148155][ T1266] RIP: 0033:0x7f565f7f71e7
[ 46.148482][ T1266] 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)
[   46.149597][ T1266] RSP: 002b:00007fff5d021498 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.150073][ T1266] RAX: ffffffffffffffda RBX: 00007fff5d021bc0 RCX: 00007f565f7f71e7
[   46.150543][ T1266] RDX: 0000000000000000 RSI: 00007fff5d021500 RDI: 0000000000000005
[   46.151046][ T1266] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   46.151550][ T1266] R10: 0000000004062910 R11: 0000000000000246 R12: 0000000000000004
[   46.152015][ T1266] R13: 00000000686e17e6 R14: 0000000000499600 R15: 0000000000000000
| [   51.721556][ T1390] ------------[ cut here ]------------
| [ 51.721882][ T1390] WARNING: CPU: 3 PID: 1390 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) 
| [   51.722532][ T1390] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   51.723943][ T1390] Tainted: [W]=WARN
[   51.724181][ T1390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 51.725487][ T1390] 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) 
[ 51.725814][ T1390] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   51.727141][ T1390] RSP: 0018:ffffc90000db6ef0 EFLAGS: 00010246
[   51.727582][ T1390] RAX: 0000000000000000 RBX: ffff88800c7ba000 RCX: 0000000000000001
[   51.728046][ T1390] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   51.728526][ T1390] RBP: ffffc90000db6fe0 R08: 0000000000000000 R09: 0000000000000000
[   51.728982][ T1390] R10: ffffc90000db7010 R11: ffffffffb9f79160 R12: 1ffff920001b6de2
[   51.729476][ T1390] R13: 00000000000005aa R14: ffffc90000db7010 R15: ffff88800c7baf08
[   51.729944][ T1390] FS:  00007fa751f7c800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[   51.730502][ T1390] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   51.730887][ T1390] CR2: 00000000004e5ce0 CR3: 000000000ff70005 CR4: 0000000000772ef0
[   51.731384][ T1390] PKRU: 55555554
[   51.731622][ T1390] Call Trace:
[   51.731861][ T1390]  <TASK>
[ 51.732041][ T1390] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 51.732567][ T1390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.733111][ T1390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.733669][ T1390] netif_set_mtu (net/core/dev.c:9652) 
[ 51.734217][ T1390] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 51.734796][ T1390] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 51.735213][ T1390] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 51.736062][ T1390] br_add_if (net/bridge/br_if.c:697) bridge 
[ 51.737540][ T1390] do_set_master (net/core/rtnetlink.c:2948) 
[ 51.738110][ T1390] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 51.738668][ T1390] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 51.739200][ T1390] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 51.739561][ T1390] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 51.739891][ T1390] ? __kernel_text_address (kernel/extable.c:79) 
[ 51.740202][ T1390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.740536][ T1390] ? __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) 
[ 51.740844][ T1390] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 51.741221][ T1390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.741549][ T1390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.741853][ T1390] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 51.742166][ T1390] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 51.742500][ T1390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.742806][ T1390] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 51.743110][ T1390] ? __create_object (mm/kmemleak.c:771) 
[ 51.743450][ T1390] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 51.743760][ T1390] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 51.744066][ T1390] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 51.744465][ T1390] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 51.744787][ T1390] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 51.745099][ T1390] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 51.745423][ T1390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.745733][ T1390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.746033][ T1390] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 51.746350][ T1390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.746662][ T1390] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 51.746964][ T1390] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 51.747274][ T1390] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 51.747722][ T1390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.748041][ T1390] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 51.748356][ T1390] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 51.748668][ T1390] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 51.748981][ T1390] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 51.749283][ T1390] ? 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) 
[ 51.749620][ T1390] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 51.749943][ T1390] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 51.750260][ T1390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.750776][ T1390] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 51.751361][ T1390] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 51.751694][ T1390] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 51.752014][ T1390] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 51.752354][ T1390] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 51.752671][ T1390] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 51.753060][ T1390] ___sys_sendmsg (net/socket.c:2670) 
[ 51.753387][ T1390] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 51.753693][ T1390] ? __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) 
[ 51.754074][ T1390] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 51.754401][ T1390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.754720][ T1390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 51.755032][ T1390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 51.755370][ T1390] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 51.755677][ T1390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 51.755988][ T1390] __sys_sendmsg (net/socket.c:2700) 
[ 51.756288][ T1390] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 51.756690][ T1390] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 51.757016][ T1390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 51.757334][ T1390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 51.757771][ T1390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   51.758148][ T1390] RIP: 0033:0x7fa7521491e7
[ 51.758481][ T1390] 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)
[   51.759606][ T1390] RSP: 002b:00007fff7ea85708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   51.760081][ T1390] RAX: ffffffffffffffda RBX: 00007fff7ea85e30 RCX: 00007fa7521491e7
[   51.760552][ T1390] RDX: 0000000000000000 RSI: 00007fff7ea85770 RDI: 0000000000000005
[   51.761005][ T1390] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   51.761488][ T1390] R10: 0000000037d1e910 R11: 0000000000000246 R12: 0000000000000004
[   51.761945][ T1390] R13: 00000000686e17ec R14: 0000000000499600 R15: 0000000000000000
| [   52.268009][ T1405] ------------[ cut here ]------------
| [ 52.268341][ T1405] WARNING: CPU: 1 PID: 1405 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) 
| [   52.268972][ T1405] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   52.270396][ T1405] Tainted: [W]=WARN
[   52.270643][ T1405] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 52.271041][ T1405] 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) 
[ 52.271379][ T1405] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   52.272500][ T1405] RSP: 0018:ffffc90000e76ef0 EFLAGS: 00010246
[   52.272888][ T1405] RAX: 0000000000000000 RBX: ffff88800c7ba000 RCX: 0000000000000001
[   52.273362][ T1405] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   52.273817][ T1405] RBP: ffffc90000e76fe0 R08: 0000000000000000 R09: 0000000000000000
[   52.274287][ T1405] R10: ffffc90000e77010 R11: ffffffffba8a8918 R12: 1ffff920001cede2
[   52.274756][ T1405] R13: 0000000000000596 R14: ffffc90000e77010 R15: ffff88800c7baf08
[   52.275215][ T1405] FS:  00007fc3e6fbb800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[   52.275752][ T1405] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.276138][ T1405] CR2: 00000000004e5de8 CR3: 000000000bf93005 CR4: 0000000000772ef0
[   52.276614][ T1405] PKRU: 55555554
[   52.276859][ T1405] Call Trace:
[   52.277100][ T1405]  <TASK>
[ 52.277265][ T1405] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 52.277598][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.277926][ T1405] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 52.278246][ T1405] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 52.278653][ T1405] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 52.278977][ T1405] netif_set_mtu (net/core/dev.c:9652) 
[ 52.279303][ T1405] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 52.279653][ T1405] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 52.280107][ T1405] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 52.280361][ T1405] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 52.280803][ T1405] br_add_if (net/bridge/br_if.c:697) bridge 
[ 52.281174][ T1405] do_set_master (net/core/rtnetlink.c:2948) 
[ 52.281527][ T1405] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 52.281854][ T1405] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 52.282262][ T1405] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 52.282593][ T1405] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 52.282912][ T1405] ? __kernel_text_address (kernel/extable.c:79) 
[ 52.283237][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.283588][ T1405] ? __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) 
[ 52.283917][ T1405] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 52.284332][ T1405] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 52.284661][ T1405] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 52.284980][ T1405] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 52.285297][ T1405] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 52.285638][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.285961][ T1405] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 52.286280][ T1405] ? __create_object (mm/kmemleak.c:771) 
[ 52.286621][ T1405] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 52.286946][ T1405] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 52.287268][ T1405] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 52.287676][ T1405] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 52.288004][ T1405] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 52.288338][ T1405] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 52.288655][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.288987][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.289308][ T1405] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 52.289662][ T1405] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 52.289990][ T1405] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 52.290323][ T1405] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 52.290646][ T1405] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 52.290971][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.291296][ T1405] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 52.291634][ T1405] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 52.291957][ T1405] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 52.292290][ T1405] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 52.292623][ T1405] ? 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) 
[ 52.292947][ T1405] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 52.293280][ T1405] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 52.293621][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.293956][ T1405] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 52.294283][ T1405] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 52.294616][ T1405] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 52.294946][ T1405] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 52.295271][ T1405] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 52.295601][ T1405] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 52.296014][ T1405] ___sys_sendmsg (net/socket.c:2670) 
[ 52.296345][ T1405] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 52.296665][ T1405] ? __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) 
[ 52.297063][ T1405] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 52.297406][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.297730][ T1405] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.298058][ T1405] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.298389][ T1405] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 52.298714][ T1405] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 52.299043][ T1405] __sys_sendmsg (net/socket.c:2700) 
[ 52.299369][ T1405] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 52.299775][ T1405] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 52.300108][ T1405] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 52.300439][ T1405] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 52.300761][ T1405] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   52.301169][ T1405] RIP: 0033:0x7fc3e71881e7
[ 52.301520][ T1405] 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)
[   52.302675][ T1405] RSP: 002b:00007ffe86e54b28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   52.303159][ T1405] RAX: ffffffffffffffda RBX: 00007ffe86e55250 RCX: 00007fc3e71881e7
[   52.303654][ T1405] RDX: 0000000000000000 RSI: 00007ffe86e54b90 RDI: 0000000000000005
[   52.304133][ T1405] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   52.304627][ T1405] R10: 000000003ede1910 R11: 0000000000000246 R12: 0000000000000004
[   52.305106][ T1405] R13: 00000000686e17ec R14: 0000000000499600 R15: 0000000000000000
| [   52.858197][ T1420] ------------[ cut here ]------------
| [ 52.858621][ T1420] WARNING: CPU: 3 PID: 1420 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) 
| [   52.859266][ T1420] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   52.860617][ T1420] Tainted: [W]=WARN
[   52.860848][ T1420] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 52.861232][ T1420] 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) 
[ 52.861572][ T1420] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   52.863468][ T1420] RSP: 0018:ffffc90000ef6ef0 EFLAGS: 00010246
[   52.863862][ T1420] RAX: 0000000000000000 RBX: ffff88800c7ba000 RCX: 0000000000000001
[   52.864325][ T1420] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   52.864780][ T1420] RBP: ffffc90000ef6fe0 R08: 0000000000000000 R09: 0000000000000000
[   52.865241][ T1420] R10: ffffc90000ef7010 R11: ffffffffb9f79160 R12: 1ffff920001dede2
[   52.865708][ T1420] R13: 0000000000000596 R14: ffffc90000ef7010 R15: ffff88800c7baf08
[   52.866165][ T1420] FS:  00007fd8c4cbb800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[   52.866702][ T1420] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   52.867082][ T1420] CR2: 00000000004e6890 CR3: 000000000f828004 CR4: 0000000000772ef0
[   52.867573][ T1420] PKRU: 55555554
[   52.867833][ T1420] Call Trace:
[   52.868058][ T1420]  <TASK>
[ 52.868216][ T1420] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 52.868533][ T1420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.868870][ T1420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.869179][ T1420] netif_set_mtu (net/core/dev.c:9652) 
[ 52.869492][ T1420] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 52.869827][ T1420] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 52.870058][ T1420] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 52.870500][ T1420] br_add_if (net/bridge/br_if.c:697) bridge 
[ 52.870853][ T1420] do_set_master (net/core/rtnetlink.c:2948) 
[ 52.871164][ T1420] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 52.871484][ T1420] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 52.871871][ T1420] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 52.872181][ T1420] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 52.872497][ T1420] ? __kernel_text_address (kernel/extable.c:79) 
[ 52.872807][ T1420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.873117][ T1420] ? __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) 
[ 52.873430][ T1420] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 52.873809][ T1420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 52.874118][ T1420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 52.874435][ T1420] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 52.874746][ T1420] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 52.875053][ T1420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.875367][ T1420] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 52.875670][ T1420] ? __create_object (mm/kmemleak.c:771) 
[ 52.875984][ T1420] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 52.876290][ T1420] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 52.876604][ T1420] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 52.876986][ T1420] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 52.877304][ T1420] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 52.877899][ T1420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 52.878390][ T1420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.878732][ T1420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.879127][ T1420] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 52.879460][ T1420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 52.879790][ T1420] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 52.880132][ T1420] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 52.880487][ T1420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 52.880820][ T1420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.881160][ T1420] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 52.881488][ T1420] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 52.881793][ T1420] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 52.882111][ T1420] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 52.882455][ T1420] ? 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) 
[ 52.882774][ T1420] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 52.883080][ T1420] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 52.883429][ T1420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.883768][ T1420] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 52.884078][ T1420] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 52.884394][ T1420] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 52.884707][ T1420] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 52.885022][ T1420] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 52.885334][ T1420] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 52.885761][ T1420] ___sys_sendmsg (net/socket.c:2670) 
[ 52.886063][ T1420] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 52.886378][ T1420] ? __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) 
[ 52.886761][ T1420] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 52.887068][ T1420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.887392][ T1420] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 52.887730][ T1420] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 52.888033][ T1420] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 52.888344][ T1420] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 52.888665][ T1420] __sys_sendmsg (net/socket.c:2700) 
[ 52.888967][ T1420] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 52.889351][ T1420] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 52.889684][ T1420] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 52.890002][ T1420] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 52.890308][ T1420] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   52.890694][ T1420] RIP: 0033:0x7fd8c4e881e7
[ 52.891009][ T1420] 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)
[   52.892107][ T1420] RSP: 002b:00007ffde87833b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   52.892576][ T1420] RAX: ffffffffffffffda RBX: 00007ffde8783ae0 RCX: 00007fd8c4e881e7
[   52.893033][ T1420] RDX: 0000000000000000 RSI: 00007ffde8783420 RDI: 0000000000000005
[   52.893592][ T1420] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   52.894416][ T1420] R10: 000000001c6e3910 R11: 0000000000000246 R12: 0000000000000004
[   52.894902][ T1420] R13: 00000000686e17ed R14: 0000000000499600 R15: 0000000000000000
| [   63.301220][ T1549] ------------[ cut here ]------------
| [ 63.301713][ T1549] WARNING: CPU: 2 PID: 1549 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) 
| [   63.302437][ T1549] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   63.304426][ T1549] Tainted: [W]=WARN
[   63.304710][ T1549] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 63.305159][ T1549] 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) 
[ 63.305525][ T1549] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   63.306807][ T1549] RSP: 0018:ffffc90001336ef0 EFLAGS: 00010246
[   63.307263][ T1549] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[   63.307790][ T1549] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   63.308329][ T1549] RBP: ffffc90001336fe0 R08: 0000000000000000 R09: 0000000000000000
[   63.308868][ T1549] R10: ffffc90001337010 R11: ffffffffba8a8918 R12: 1ffff92000266de2
[   63.309413][ T1549] R13: 00000000000005aa R14: ffffc90001337010 R15: ffff88800b652f08
[   63.309939][ T1549] FS:  00007f54125f2800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[   63.310589][ T1549] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.311032][ T1549] CR2: 00005607256cea18 CR3: 00000000094c5006 CR4: 0000000000772ef0
[   63.311575][ T1549] PKRU: 55555554
[   63.311845][ T1549] Call Trace:
[   63.312113][ T1549]  <TASK>
[ 63.312307][ T1549] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 63.312684][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.313034][ T1549] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 63.313518][ T1549] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 63.314162][ T1549] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 63.314576][ T1549] netif_set_mtu (net/core/dev.c:9652) 
[ 63.315066][ T1549] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 63.315573][ T1549] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 63.316142][ T1549] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 63.316537][ T1549] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 63.317119][ T1549] br_add_if (net/bridge/br_if.c:697) bridge 
[ 63.317651][ T1549] do_set_master (net/core/rtnetlink.c:2948) 
[ 63.318087][ T1549] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 63.318547][ T1549] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 63.319037][ T1549] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 63.319460][ T1549] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 63.319989][ T1549] ? __kernel_text_address (kernel/extable.c:79) 
[ 63.320404][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.320891][ T1549] ? __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) 
[ 63.321378][ T1549] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 63.321917][ T1549] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.322331][ T1549] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.322761][ T1549] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 63.323160][ T1549] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 63.323584][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.324167][ T1549] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 63.324981][ T1549] ? __create_object (mm/kmemleak.c:771) 
[ 63.325543][ T1549] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 63.326224][ T1549] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 63.326740][ T1549] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 63.327576][ T1549] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 63.328161][ T1549] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 63.328722][ T1549] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.329291][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.329872][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.330452][ T1549] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 63.330979][ T1549] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.331502][ T1549] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.332025][ T1549] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 63.332581][ T1549] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.333117][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.333627][ T1549] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 63.334186][ T1549] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.334792][ T1549] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 63.335553][ T1549] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 63.336202][ T1549] ? 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) 
[ 63.336724][ T1549] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 63.337400][ T1549] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 63.338252][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.338861][ T1549] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 63.339470][ T1549] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 63.340103][ T1549] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 63.340770][ T1549] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 63.341452][ T1549] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 63.341980][ T1549] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 63.342821][ T1549] ___sys_sendmsg (net/socket.c:2670) 
[ 63.343464][ T1549] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 63.344371][ T1549] ? __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) 
[ 63.345273][ T1549] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 63.346066][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.346618][ T1549] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.347396][ T1549] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.347991][ T1549] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 63.348608][ T1549] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.349308][ T1549] __sys_sendmsg (net/socket.c:2700) 
[ 63.350038][ T1549] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 63.350909][ T1549] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 63.351537][ T1549] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.352293][ T1549] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 63.352940][ T1549] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   63.353935][ T1549] RIP: 0033:0x7f54127bf1e7
[ 63.354573][ T1549] 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)
[   63.356938][ T1549] RSP: 002b:00007ffda4f66178 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   63.358072][ T1549] RAX: ffffffffffffffda RBX: 00007ffda4f668a0 RCX: 00007f54127bf1e7
[   63.359167][ T1549] RDX: 0000000000000000 RSI: 00007ffda4f661e0 RDI: 0000000000000005
[   63.360197][ T1549] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   63.361251][ T1549] R10: 0000000023eb0910 R11: 0000000000000246 R12: 0000000000000004
[   63.362332][ T1549] R13: 00000000686e17f7 R14: 0000000000499600 R15: 0000000000000000
| [   77.278935][ T1588] ------------[ cut here ]------------
| [ 77.279270][ T1588] WARNING: CPU: 3 PID: 1588 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) 
| [   77.280771][ T1588] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   77.282113][ T1588] Tainted: [W]=WARN
[   77.282363][ T1588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 77.282746][ T1588] 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) 
[ 77.283060][ T1588] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   77.284168][ T1588] RSP: 0018:ffffc90001446f70 EFLAGS: 00010246
[   77.284571][ T1588] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[   77.285033][ T1588] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   77.285501][ T1588] RBP: ffffc90001447058 R08: 0000000000000000 R09: 0000000000000000
[   77.285966][ T1588] R10: ffffc90001447088 R11: ffffffffb5e00130 R12: 1ffff92000288df2
[   77.286449][ T1588] R13: 00000000000005dc R14: ffffc90001447088 R15: ffff88800b652f08
[   77.286907][ T1588] FS:  00007fc9169b0800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[   77.287449][ T1588] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   77.287840][ T1588] CR2: 00000000004e5ce0 CR3: 000000000fa21005 CR4: 0000000000772ef0
[   77.288294][ T1588] PKRU: 55555554
[   77.288541][ T1588] Call Trace:
[   77.288775][ T1588]  <TASK>
[ 77.288929][ T1588] ? __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) 
[ 77.289323][ T1588] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 77.289688][ T1588] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 77.289997][ T1588] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 77.290300][ T1588] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 77.290617][ T1588] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 77.290930][ T1588] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 77.291247][ T1588] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 77.291568][ T1588] ? ___sys_sendmsg (net/socket.c:2670) 
[ 77.291872][ T1588] ? __sys_sendmsg (net/socket.c:2700) 
[ 77.292174][ T1588] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 77.292489][ T1588] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 77.292871][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 77.293187][ T1588] netif_set_mtu (net/core/dev.c:9652) 
[ 77.293513][ T1588] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 77.293835][ T1588] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 77.294069][ T1588] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 77.294505][ T1588] br_del_if (net/bridge/br_if.c:743) bridge 
[ 77.294906][ T1588] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 77.295229][ T1588] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 77.295562][ T1588] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 77.295896][ T1588] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 77.296305][ T1588] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 77.296642][ T1588] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 77.296968][ T1588] ? __kernel_text_address (kernel/extable.c:79) 
[ 77.297298][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 77.297635][ T1588] ? __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) 
[ 77.297959][ T1588] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 77.298376][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 77.298703][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 77.299020][ T1588] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 77.299347][ T1588] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 77.299705][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 77.300029][ T1588] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 77.300357][ T1588] ? __create_object (mm/kmemleak.c:771) 
[ 77.300684][ T1588] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 77.301016][ T1588] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 77.301344][ T1588] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 77.301748][ T1588] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 77.302074][ T1588] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 77.302427][ T1588] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 77.302741][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 77.303056][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 77.303391][ T1588] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 77.303710][ T1588] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 77.304034][ T1588] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 77.304358][ T1588] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 77.304684][ T1588] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 77.305010][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 77.305356][ T1588] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 77.305700][ T1588] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 77.306030][ T1588] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 77.306375][ T1588] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 77.306695][ T1588] ? 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) 
[ 77.307017][ T1588] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 77.307351][ T1588] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 77.307674][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 77.307996][ T1588] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 77.308321][ T1588] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 77.308632][ T1588] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 77.308941][ T1588] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 77.309306][ T1588] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 77.309639][ T1588] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 77.310059][ T1588] ___sys_sendmsg (net/socket.c:2670) 
[ 77.310389][ T1588] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 77.310706][ T1588] ? __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) 
[ 77.311085][ T1588] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 77.311401][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 77.311711][ T1588] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 77.312019][ T1588] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 77.312332][ T1588] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 77.312640][ T1588] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 77.312955][ T1588] __sys_sendmsg (net/socket.c:2700) 
[ 77.313257][ T1588] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 77.313646][ T1588] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 77.313963][ T1588] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 77.314270][ T1588] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 77.314586][ T1588] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   77.314963][ T1588] RIP: 0033:0x7fc916b7d1e7
[ 77.315284][ T1588] 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)
[   77.316382][ T1588] RSP: 002b:00007fffef237158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   77.316852][ T1588] RAX: ffffffffffffffda RBX: 00007fffef237880 RCX: 00007fc916b7d1e7
[   77.317325][ T1588] RDX: 0000000000000000 RSI: 00007fffef2371c0 RDI: 0000000000000005
[   77.317804][ T1588] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   77.318285][ T1588] R10: 00007fc916a7aee8 R11: 0000000000000246 R12: 0000000000000003
[   77.318774][ T1588] R13: 00000000686e1805 R14: 0000000000499600 R15: 0000000000000000
| [   79.812032][ T1666] ------------[ cut here ]------------
| [ 79.812352][ T1666] WARNING: CPU: 0 PID: 1666 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) 
| [   79.812969][ T1666] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   79.814369][ T1666] Tainted: [W]=WARN
[   79.814614][ T1666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 79.815005][ T1666] 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) 
[ 79.815488][ T1666] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   79.816845][ T1666] RSP: 0018:ffffc900017d6ef0 EFLAGS: 00010246
[   79.817256][ T1666] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[   79.817966][ T1666] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   79.818615][ T1666] RBP: ffffc900017d6fe0 R08: 0000000000000000 R09: 0000000000000000
[   79.819078][ T1666] R10: ffffc900017d7010 R11: ffffffffba8a8918 R12: 1ffff920002fade2
[   79.819688][ T1666] R13: 00000000000005aa R14: ffffc900017d7010 R15: ffff88800b652f08
[   79.820234][ T1666] FS:  00007f8480355800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[   79.820791][ T1666] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   79.821182][ T1666] CR2: 00000000004e5ce0 CR3: 000000001182d001 CR4: 0000000000772ef0
[   79.821662][ T1666] PKRU: 55555554
[   79.821893][ T1666] Call Trace:
[   79.822126][ T1666]  <TASK>
[ 79.822288][ T1666] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 79.822612][ T1666] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.822930][ T1666] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 79.823241][ T1666] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 79.823641][ T1666] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 79.823960][ T1666] netif_set_mtu (net/core/dev.c:9652) 
[ 79.824274][ T1666] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 79.824607][ T1666] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 79.825073][ T1666] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 79.825309][ T1666] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 79.825748][ T1666] br_add_if (net/bridge/br_if.c:697) bridge 
[ 79.826119][ T1666] do_set_master (net/core/rtnetlink.c:2948) 
[ 79.826449][ T1666] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 79.826764][ T1666] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 79.827168][ T1666] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 79.827495][ T1666] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 79.827802][ T1666] ? __kernel_text_address (kernel/extable.c:79) 
[ 79.828172][ T1666] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.828613][ T1666] ? __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) 
[ 79.828993][ T1666] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 79.829491][ T1666] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 79.829925][ T1666] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 79.830259][ T1666] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 79.830643][ T1666] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 79.831007][ T1666] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.831402][ T1666] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 79.831779][ T1666] ? __create_object (mm/kmemleak.c:771) 
[ 79.832113][ T1666] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 79.832518][ T1666] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 79.832899][ T1666] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 79.833392][ T1666] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 79.833746][ T1666] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 79.834086][ T1666] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 79.834508][ T1666] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.834841][ T1666] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.835228][ T1666] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 79.835602][ T1666] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 79.835952][ T1666] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 79.836355][ T1666] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 79.836715][ T1666] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 79.837143][ T1666] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.837512][ T1666] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 79.837895][ T1666] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 79.838302][ T1666] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 79.838677][ T1666] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 79.839058][ T1666] ? 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) 
[ 79.839413][ T1666] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 79.839796][ T1666] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 79.840187][ T1666] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.840539][ T1666] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 79.840898][ T1666] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 79.841295][ T1666] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 79.841683][ T1666] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 79.842108][ T1666] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 79.842518][ T1666] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 79.842992][ T1666] ___sys_sendmsg (net/socket.c:2670) 
[ 79.843357][ T1666] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 79.843785][ T1666] ? __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) 
[ 79.844208][ T1666] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 79.844596][ T1666] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.844933][ T1666] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 79.845348][ T1666] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 79.845742][ T1666] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 79.846143][ T1666] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 79.846572][ T1666] __sys_sendmsg (net/socket.c:2700) 
[ 79.846986][ T1666] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 79.847484][ T1666] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 79.847844][ T1666] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 79.848244][ T1666] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 79.848656][ T1666] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   79.849112][ T1666] RIP: 0033:0x7f84805221e7
[ 79.849482][ T1666] 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)
[   79.850912][ T1666] RSP: 002b:00007ffdd11332d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   79.851591][ T1666] RAX: ffffffffffffffda RBX: 00007ffdd1133a00 RCX: 00007f84805221e7
[   79.852126][ T1666] RDX: 0000000000000000 RSI: 00007ffdd1133340 RDI: 0000000000000005
[   79.852678][ T1666] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   79.853241][ T1666] R10: 000000000fc31910 R11: 0000000000000246 R12: 0000000000000004
[   79.853883][ T1666] R13: 00000000686e1808 R14: 0000000000499600 R15: 0000000000000000
| [   93.653752][ T1702] ------------[ cut here ]------------
| [ 93.654078][ T1702] WARNING: CPU: 1 PID: 1702 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) 
| [   93.656162][ T1702] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   93.657543][ T1702] Tainted: [W]=WARN
[   93.657782][ T1702] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 93.658170][ T1702] 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) 
[ 93.658526][ T1702] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   93.659913][ T1702] RSP: 0018:ffffc90001916f70 EFLAGS: 00010246
[   93.660339][ T1702] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[   93.660901][ T1702] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   93.661401][ T1702] RBP: ffffc90001917058 R08: 0000000000000000 R09: 0000000000000000
[   93.661920][ T1702] R10: ffffc90001917088 R11: ffffffffb9f79160 R12: 1ffff92000322df2
[   93.662520][ T1702] R13: 00000000000005dc R14: ffffc90001917088 R15: ffff88800b652f08
[   93.663093][ T1702] FS:  00007fef718a6800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[   93.663795][ T1702] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   93.664213][ T1702] CR2: 00000000004e5ce0 CR3: 000000000fbf4003 CR4: 0000000000772ef0
[   93.665039][ T1702] PKRU: 55555554
[   93.665482][ T1702] Call Trace:
[   93.665752][ T1702]  <TASK>
[ 93.665917][ T1702] ? __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) 
[ 93.666305][ T1702] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 93.666761][ T1702] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 93.667156][ T1702] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 93.667518][ T1702] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 93.667884][ T1702] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 93.668197][ T1702] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 93.668644][ T1702] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 93.669010][ T1702] ? ___sys_sendmsg (net/socket.c:2670) 
[ 93.669439][ T1702] ? __sys_sendmsg (net/socket.c:2700) 
[ 93.669838][ T1702] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 93.670159][ T1702] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 93.670675][ T1702] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.670996][ T1702] netif_set_mtu (net/core/dev.c:9652) 
[ 93.671425][ T1702] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 93.671751][ T1702] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 93.671983][ T1702] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 93.672585][ T1702] br_del_if (net/bridge/br_if.c:743) bridge 
[ 93.672948][ T1702] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 93.673256][ T1702] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 93.673611][ T1702] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 93.674011][ T1702] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 93.674504][ T1702] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 93.674814][ T1702] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 93.675123][ T1702] ? __kernel_text_address (kernel/extable.c:79) 
[ 93.675470][ T1702] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.675872][ T1702] ? __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) 
[ 93.676181][ T1702] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 93.676668][ T1702] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.677064][ T1702] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.677454][ T1702] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 93.677795][ T1702] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 93.678189][ T1702] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.678577][ T1702] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 93.678882][ T1702] ? __create_object (mm/kmemleak.c:771) 
[ 93.679278][ T1702] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 93.679625][ T1702] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 93.679956][ T1702] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 93.680352][ T1702] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 93.680909][ T1702] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 93.681433][ T1702] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.681868][ T1702] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.682266][ T1702] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.682691][ T1702] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 93.682998][ T1702] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 93.683305][ T1702] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 93.683746][ T1702] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 93.684089][ T1702] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.684498][ T1702] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.684809][ T1702] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 93.685162][ T1702] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 93.685506][ T1702] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 93.685824][ T1702] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 93.686126][ T1702] ? 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) 
[ 93.686458][ T1702] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 93.686783][ T1702] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 93.687085][ T1702] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.687419][ T1702] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 93.687733][ T1702] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 93.688037][ T1702] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 93.688370][ T1702] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 93.688926][ T1702] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 93.689239][ T1702] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 93.689663][ T1702] ___sys_sendmsg (net/socket.c:2670) 
[ 93.689978][ T1702] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 93.690421][ T1702] ? __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) 
[ 93.690868][ T1702] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 93.691180][ T1702] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.691526][ T1702] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 93.691933][ T1702] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 93.692288][ T1702] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 93.692704][ T1702] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 93.693019][ T1702] __sys_sendmsg (net/socket.c:2700) 
[ 93.693356][ T1702] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 93.693834][ T1702] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 93.694152][ T1702] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 93.694482][ T1702] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 93.694796][ T1702] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   93.695170][ T1702] RIP: 0033:0x7fef71a731e7
[ 93.695515][ T1702] 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)
[   93.696822][ T1702] RSP: 002b:00007ffd0e1df9a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   93.697387][ T1702] RAX: ffffffffffffffda RBX: 00007ffd0e1e00d0 RCX: 00007fef71a731e7
[   93.697874][ T1702] RDX: 0000000000000000 RSI: 00007ffd0e1dfa10 RDI: 0000000000000005
[   93.698340][ T1702] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   93.698812][ T1702] R10: 00007fef71970ee8 R11: 0000000000000246 R12: 0000000000000003
[   93.699276][ T1702] R13: 00000000686e1816 R14: 0000000000499600 R15: 0000000000000000
| [   96.402456][ T1788] ------------[ cut here ]------------
| [ 96.402762][ T1788] WARNING: CPU: 0 PID: 1788 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) 
| [   96.403375][ T1788] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [   96.404734][ T1788] Tainted: [W]=WARN
[   96.404973][ T1788] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 96.405373][ T1788] 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) 
[ 96.405692][ T1788] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   96.406824][ T1788] RSP: 0018:ffffc90001ce6ef0 EFLAGS: 00010246
[   96.407213][ T1788] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[   96.407693][ T1788] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[   96.408151][ T1788] RBP: ffffc90001ce6fe0 R08: 0000000000000000 R09: 0000000000000000
[   96.408618][ T1788] R10: ffffc90001ce7010 R11: ffffffffba8a8918 R12: 1ffff9200039cde2
[   96.409083][ T1788] R13: 00000000000005aa R14: ffffc90001ce7010 R15: ffff88800b652f08
[   96.409554][ T1788] FS:  00007fe863ed2800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[   96.410134][ T1788] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   96.410544][ T1788] CR2: 00000000004e5ce0 CR3: 000000000a352002 CR4: 0000000000772ef0
[   96.411006][ T1788] PKRU: 55555554
[   96.411236][ T1788] Call Trace:
[   96.411477][ T1788]  <TASK>
[ 96.411643][ T1788] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 96.411954][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.412274][ T1788] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 96.412589][ T1788] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 96.412974][ T1788] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 96.413285][ T1788] netif_set_mtu (net/core/dev.c:9652) 
[ 96.413602][ T1788] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 96.413923][ T1788] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 96.414376][ T1788] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 96.414612][ T1788] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 96.415067][ T1788] br_add_if (net/bridge/br_if.c:697) bridge 
[ 96.415445][ T1788] do_set_master (net/core/rtnetlink.c:2948) 
[ 96.415767][ T1788] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 96.416084][ T1788] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 96.416505][ T1788] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 96.416822][ T1788] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 96.417135][ T1788] ? __kernel_text_address (kernel/extable.c:79) 
[ 96.417485][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.417804][ T1788] ? __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) 
[ 96.418115][ T1788] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 96.418522][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 96.418835][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 96.419150][ T1788] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 96.419470][ T1788] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 96.419832][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.420151][ T1788] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 96.420471][ T1788] ? __create_object (mm/kmemleak.c:771) 
[ 96.420779][ T1788] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 96.421089][ T1788] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 96.421410][ T1788] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 96.421794][ T1788] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 96.422111][ T1788] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 96.422445][ T1788] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 96.422752][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.423064][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.423382][ T1788] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 96.423686][ T1788] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 96.423999][ T1788] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 96.424308][ T1788] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 96.424641][ T1788] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 96.425408][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.425721][ T1788] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 96.426255][ T1788] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 96.426583][ T1788] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 96.427131][ T1788] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 96.427452][ T1788] ? 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) 
[ 96.427759][ T1788] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 96.428068][ T1788] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 96.428612][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.428929][ T1788] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 96.429239][ T1788] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 96.429824][ T1788] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 96.430146][ T1788] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 96.430482][ T1788] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 96.430793][ T1788] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 96.431646][ T1788] ___sys_sendmsg (net/socket.c:2670) 
[ 96.431953][ T1788] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 96.432260][ T1788] ? __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) 
[ 96.432877][ T1788] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 96.433195][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.433667][ T1788] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 96.434229][ T1788] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 96.434573][ T1788] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 96.434900][ T1788] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 96.435232][ T1788] __sys_sendmsg (net/socket.c:2700) 
[ 96.435561][ T1788] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 96.435968][ T1788] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 96.436549][ T1788] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 96.436880][ T1788] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 96.437207][ T1788] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   96.437835][ T1788] RIP: 0033:0x7fe86409f1e7
[ 96.438162][ T1788] 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)
[   96.439353][ T1788] RSP: 002b:00007fff0092cc68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   96.439883][ T1788] RAX: ffffffffffffffda RBX: 00007fff0092d390 RCX: 00007fe86409f1e7
[   96.440375][ T1788] RDX: 0000000000000000 RSI: 00007fff0092ccd0 RDI: 0000000000000005
[   96.440871][ T1788] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   96.441366][ T1788] R10: 0000000009761910 R11: 0000000000000246 R12: 0000000000000004
[   96.441853][ T1788] R13: 00000000686e1819 R14: 0000000000499600 R15: 0000000000000000
| [  111.470199][ T1826] ------------[ cut here ]------------
| [ 111.470565][ T1826] WARNING: CPU: 0 PID: 1826 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) 
| [  111.471177][ T1826] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  111.472533][ T1826] Tainted: [W]=WARN
[  111.472765][ T1826] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 111.473151][ T1826] 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) 
[ 111.473477][ T1826] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  111.474577][ T1826] RSP: 0018:ffffc90001e26f70 EFLAGS: 00010246
[  111.474965][ T1826] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  111.475443][ T1826] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  111.475909][ T1826] RBP: ffffc90001e27058 R08: 0000000000000000 R09: 0000000000000000
[  111.476379][ T1826] R10: ffffc90001e27088 R11: ffffffffb9f79160 R12: 1ffff920003c4df2
[  111.476836][ T1826] R13: 00000000000005dc R14: ffffc90001e27088 R15: ffff88800b652f08
[  111.477290][ T1826] FS:  00007f7b90d01800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  111.477840][ T1826] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  111.478243][ T1826] CR2: 00000000004e5ce0 CR3: 000000000db52006 CR4: 0000000000772ef0
[  111.478854][ T1826] PKRU: 55555554
[  111.479084][ T1826] Call Trace:
[  111.479310][ T1826]  <TASK>
[ 111.479682][ T1826] ? __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) 
[ 111.480095][ T1826] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 111.480673][ T1826] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 111.480987][ T1826] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 111.481290][ T1826] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 111.481735][ T1826] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 111.482042][ T1826] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 111.482365][ T1826] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 111.482670][ T1826] ? ___sys_sendmsg (net/socket.c:2670) 
[ 111.482972][ T1826] ? __sys_sendmsg (net/socket.c:2700) 
[ 111.483273][ T1826] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 111.483594][ T1826] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 111.483970][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.484283][ T1826] netif_set_mtu (net/core/dev.c:9652) 
[ 111.484594][ T1826] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 111.484914][ T1826] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 111.485146][ T1826] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 111.485586][ T1826] br_del_if (net/bridge/br_if.c:743) bridge 
[ 111.485932][ T1826] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 111.486236][ T1826] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 111.486554][ T1826] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 111.486864][ T1826] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 111.487250][ T1826] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 111.487561][ T1826] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 111.487866][ T1826] ? __kernel_text_address (kernel/extable.c:79) 
[ 111.488179][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.488492][ T1826] ? __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) 
[ 111.488796][ T1826] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 111.489173][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.489494][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.489825][ T1826] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 111.490129][ T1826] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 111.490450][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.490753][ T1826] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 111.491058][ T1826] ? __create_object (mm/kmemleak.c:771) 
[ 111.491374][ T1826] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 111.491679][ T1826] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 111.491981][ T1826] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 111.492365][ T1826] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 111.492685][ T1826] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 111.492999][ T1826] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 111.493301][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.493629][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.493932][ T1826] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 111.494233][ T1826] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 111.494548][ T1826] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 111.494848][ T1826] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 111.495160][ T1826] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 111.495484][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.495793][ T1826] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 111.496096][ T1826] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 111.496412][ T1826] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 111.496727][ T1826] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 111.497027][ T1826] ? 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) 
[ 111.497354][ T1826] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 111.497671][ T1826] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 111.497972][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.498279][ T1826] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 111.498596][ T1826] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 111.498900][ T1826] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 111.499209][ T1826] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 111.499527][ T1826] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 111.499861][ T1826] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 111.500252][ T1826] ___sys_sendmsg (net/socket.c:2670) 
[ 111.500565][ T1826] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 111.500869][ T1826] ? __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) 
[ 111.501251][ T1826] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 111.501580][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.501891][ T1826] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 111.502208][ T1826] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 111.502521][ T1826] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 111.502825][ T1826] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 111.503145][ T1826] __sys_sendmsg (net/socket.c:2700) 
[ 111.503457][ T1826] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 111.503836][ T1826] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 111.504151][ T1826] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 111.504469][ T1826] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 111.504778][ T1826] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  111.505151][ T1826] RIP: 0033:0x7f7b90ece1e7
[ 111.505484][ T1826] 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)
[  111.506573][ T1826] RSP: 002b:00007ffc132cf198 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  111.507040][ T1826] RAX: ffffffffffffffda RBX: 00007ffc132cf8c0 RCX: 00007f7b90ece1e7
[  111.507503][ T1826] RDX: 0000000000000000 RSI: 00007ffc132cf200 RDI: 0000000000000005
[  111.507959][ T1826] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  111.508418][ T1826] R10: 00007f7b90dcbee8 R11: 0000000000000246 R12: 0000000000000003
[  111.508880][ T1826] R13: 00000000686e1828 R14: 0000000000499600 R15: 0000000000000000
| [  114.202500][ T1912] ------------[ cut here ]------------
| [ 114.202807][ T1912] WARNING: CPU: 3 PID: 1912 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) 
| [  114.203429][ T1912] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  114.204796][ T1912] Tainted: [W]=WARN
[  114.205029][ T1912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 114.205425][ T1912] 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) 
[ 114.205751][ T1912] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  114.206870][ T1912] RSP: 0018:ffffc900021d6ef0 EFLAGS: 00010246
[  114.207269][ T1912] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  114.207782][ T1912] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  114.208244][ T1912] RBP: ffffc900021d6fe0 R08: 0000000000000000 R09: 0000000000000000
[  114.208729][ T1912] R10: ffffc900021d7010 R11: ffffffffba8a8918 R12: 1ffff9200043ade2
[  114.209248][ T1912] R13: 00000000000005aa R14: ffffc900021d7010 R15: ffff88800b652f08
[  114.209780][ T1912] FS:  00007fe8570cc800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  114.210327][ T1912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.210761][ T1912] CR2: 00000000004e5ce0 CR3: 000000000fd93004 CR4: 0000000000772ef0
[  114.211436][ T1912] PKRU: 55555554
[  114.211727][ T1912] Call Trace:
[  114.211960][ T1912]  <TASK>
[ 114.212128][ T1912] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 114.212461][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.212778][ T1912] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 114.213084][ T1912] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 114.213492][ T1912] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 114.213801][ T1912] netif_set_mtu (net/core/dev.c:9652) 
[ 114.214112][ T1912] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 114.214477][ T1912] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 114.214912][ T1912] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 114.215144][ T1912] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 114.215590][ T1912] br_add_if (net/bridge/br_if.c:697) bridge 
[ 114.215948][ T1912] do_set_master (net/core/rtnetlink.c:2948) 
[ 114.216261][ T1912] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 114.216596][ T1912] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 114.216995][ T1912] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 114.217302][ T1912] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 114.217624][ T1912] ? __kernel_text_address (kernel/extable.c:79) 
[ 114.217937][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.218246][ T1912] ? __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) 
[ 114.218596][ T1912] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 114.218987][ T1912] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.219475][ T1912] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.220001][ T1912] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 114.220534][ T1912] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 114.221074][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.221650][ T1912] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 114.222198][ T1912] ? __create_object (mm/kmemleak.c:771) 
[ 114.222748][ T1912] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 114.223331][ T1912] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 114.223878][ T1912] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 114.224578][ T1912] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 114.225151][ T1912] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 114.225725][ T1912] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.226286][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.226822][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.227234][ T1912] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 114.227568][ T1912] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.227880][ T1912] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.228186][ T1912] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.228541][ T1912] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.228855][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.229167][ T1912] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.229498][ T1912] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.229827][ T1912] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.230146][ T1912] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.230471][ T1912] ? 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) 
[ 114.230783][ T1912] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 114.231093][ T1912] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.231420][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.231738][ T1912] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.232050][ T1912] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.232427][ T1912] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.232746][ T1912] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.233053][ T1912] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.233386][ T1912] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.233945][ T1912] ___sys_sendmsg (net/socket.c:2670) 
[ 114.234256][ T1912] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.234587][ T1912] ? __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) 
[ 114.234970][ T1912] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.235281][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.235651][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.235972][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.236283][ T1912] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.236635][ T1912] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.236957][ T1912] __sys_sendmsg (net/socket.c:2700) 
[ 114.237274][ T1912] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.237684][ T1912] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.238021][ T1912] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.238364][ T1912] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.238716][ T1912] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.239099][ T1912] RIP: 0033:0x7fe8572991e7
[ 114.239440][ T1912] 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)
[  114.240575][ T1912] RSP: 002b:00007ffcf18737f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.241044][ T1912] RAX: ffffffffffffffda RBX: 00007ffcf1873f20 RCX: 00007fe8572991e7
[  114.241764][ T1912] RDX: 0000000000000000 RSI: 00007ffcf1873860 RDI: 0000000000000005
[  114.242495][ T1912] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  114.242959][ T1912] R10: 0000000013802910 R11: 0000000000000246 R12: 0000000000000004
[  114.243488][ T1912] R13: 00000000686e182a R14: 0000000000499600 R15: 0000000000000000
| [  128.112179][ T1948] ------------[ cut here ]------------
| [ 128.112719][ T1948] WARNING: CPU: 1 PID: 1948 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) 
| [  128.113573][ T1948] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  128.115244][ T1948] Tainted: [W]=WARN
[  128.115654][ T1948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 128.116092][ T1948] 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) 
[ 128.116638][ T1948] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  128.118114][ T1948] RSP: 0018:ffffc900022a6f70 EFLAGS: 00010246
[  128.118709][ T1948] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  128.119231][ T1948] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  128.119924][ T1948] RBP: ffffc900022a7058 R08: 0000000000000000 R09: 0000000000000000
[  128.120584][ T1948] R10: ffffc900022a7088 R11: ffffffffb9f79160 R12: 1ffff92000454df2
[  128.121102][ T1948] R13: 00000000000005dc R14: ffffc900022a7088 R15: ffff88800b652f08
[  128.121646][ T1948] FS:  00007f588079c800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  128.122250][ T1948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  128.122693][ T1948] CR2: 00000000004e5ce0 CR3: 000000000a5b2005 CR4: 0000000000772ef0
[  128.123209][ T1948] PKRU: 55555554
[  128.123479][ T1948] Call Trace:
[  128.123738][ T1948]  <TASK>
[ 128.123914][ T1948] ? __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) 
[ 128.124364][ T1948] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 128.124756][ T1948] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 128.125103][ T1948] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 128.125460][ T1948] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 128.125805][ T1948] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 128.126148][ T1948] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 128.126502][ T1948] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 128.126855][ T1948] ? ___sys_sendmsg (net/socket.c:2670) 
[ 128.127196][ T1948] ? __sys_sendmsg (net/socket.c:2700) 
[ 128.127547][ T1948] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 128.127894][ T1948] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 128.128338][ T1948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.128694][ T1948] netif_set_mtu (net/core/dev.c:9652) 
[ 128.129039][ T1948] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 128.129416][ T1948] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 128.129689][ T1948] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 128.130176][ T1948] br_del_if (net/bridge/br_if.c:743) bridge 
[ 128.130571][ T1948] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 128.130922][ T1948] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 128.131271][ T1948] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 128.131637][ T1948] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 128.132073][ T1948] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 128.132434][ T1948] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 128.132780][ T1948] ? __kernel_text_address (kernel/extable.c:79) 
[ 128.133129][ T1948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.133495][ T1948] ? __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) 
[ 128.133843][ T1948] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 128.134272][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.134633][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.134985][ T1948] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 128.135347][ T1948] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 128.135696][ T1948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.136043][ T1948] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 128.136399][ T1948] ? __create_object (mm/kmemleak.c:771) 
[ 128.136749][ T1948] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 128.137097][ T1948] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 128.137463][ T1948] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 128.137902][ T1948] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 128.138261][ T1948] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 128.138624][ T1948] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 128.138970][ T1948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.139334][ T1948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.139682][ T1948] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 128.140043][ T1948] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 128.140411][ T1948] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 128.140759][ T1948] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 128.141107][ T1948] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 128.141470][ T1948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.141823][ T1948] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 128.142173][ T1948] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 128.142529][ T1948] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 128.142886][ T1948] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 128.143238][ T1948] ? 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) 
[ 128.143597][ T1948] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 128.143947][ T1948] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 128.144291][ T1948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.144653][ T1948] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 128.145007][ T1948] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 128.145370][ T1948] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 128.145731][ T1948] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 128.146080][ T1948] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 128.146433][ T1948] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 128.146873][ T1948] ___sys_sendmsg (net/socket.c:2670) 
[ 128.147213][ T1948] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 128.147568][ T1948] ? __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) 
[ 128.147999][ T1948] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 128.148369][ T1948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.148723][ T1948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 128.149073][ T1948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 128.149430][ T1948] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 128.149789][ T1948] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 128.150143][ T1948] __sys_sendmsg (net/socket.c:2700) 
[ 128.150501][ T1948] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 128.150943][ T1948] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 128.151301][ T1948] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 128.151667][ T1948] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 128.152014][ T1948] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  128.152453][ T1948] RIP: 0033:0x7f58809691e7
[ 128.152813][ T1948] 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)
[  128.154055][ T1948] RSP: 002b:00007ffe9c347558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  128.154590][ T1948] RAX: ffffffffffffffda RBX: 00007ffe9c347c80 RCX: 00007f58809691e7
[  128.155108][ T1948] RDX: 0000000000000000 RSI: 00007ffe9c3475c0 RDI: 0000000000000005
[  128.155644][ T1948] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  128.156159][ T1948] R10: 00007f5880866ee8 R11: 0000000000000246 R12: 0000000000000003
[  128.156685][ T1948] R13: 00000000686e1838 R14: 0000000000499600 R15: 0000000000000000
| [  129.502455][ T1980] ------------[ cut here ]------------
| [ 129.502764][ T1980] WARNING: CPU: 3 PID: 1980 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) 
| [  129.503405][ T1980] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  129.504765][ T1980] Tainted: [W]=WARN
[  129.505006][ T1980] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 129.505407][ T1980] 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) 
[ 129.505734][ T1980] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  129.506972][ T1980] RSP: 0018:ffffc900024a6ef0 EFLAGS: 00010246
[  129.507429][ T1980] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  129.507980][ T1980] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  129.508523][ T1980] RBP: ffffc900024a6fe0 R08: 0000000000000000 R09: 0000000000000000
[  129.509058][ T1980] R10: ffffc900024a7010 R11: ffffffffba8a8918 R12: 1ffff92000494de2
[  129.509604][ T1980] R13: 00000000000005aa R14: ffffc900024a7010 R15: ffff88800b652f08
[  129.510166][ T1980] FS:  00007f0696447800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  129.510801][ T1980] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  129.511255][ T1980] CR2: 0000000000406141 CR3: 000000000b442001 CR4: 0000000000772ef0
[  129.511798][ T1980] PKRU: 55555554
[  129.512072][ T1980] Call Trace:
[  129.512347][ T1980]  <TASK>
[ 129.512540][ T1980] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 129.512895][ T1980] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 129.513250][ T1980] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 129.513609][ T1980] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 129.514048][ T1980] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 129.514408][ T1980] netif_set_mtu (net/core/dev.c:9652) 
[ 129.514763][ T1980] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 129.515127][ T1980] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 129.515630][ T1980] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 129.515925][ T1980] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 129.516420][ T1980] br_add_if (net/bridge/br_if.c:697) bridge 
[ 129.516819][ T1980] do_set_master (net/core/rtnetlink.c:2948) 
[ 129.517180][ T1980] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 129.517547][ T1980] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 129.518006][ T1980] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 129.518395][ T1980] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 129.518751][ T1980] ? __kernel_text_address (kernel/extable.c:79) 
[ 129.519104][ T1980] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 129.519467][ T1980] ? __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) 
[ 129.519833][ T1980] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 129.520275][ T1980] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 129.520645][ T1980] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 129.521000][ T1980] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 129.521360][ T1980] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 129.521720][ T1980] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 129.522071][ T1980] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 129.522427][ T1980] ? __create_object (mm/kmemleak.c:771) 
[ 129.522784][ T1980] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 129.523150][ T1980] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 129.523506][ T1980] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 129.523950][ T1980] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 129.524302][ T1980] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 129.524688][ T1980] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 129.525054][ T1980] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 129.525420][ T1980] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 129.525774][ T1980] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 129.526121][ T1980] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 129.526491][ T1980] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 129.526862][ T1980] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 129.527217][ T1980] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 129.527592][ T1980] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 129.527950][ T1980] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 129.528308][ T1980] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 129.528671][ T1980] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 129.529057][ T1980] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 129.529428][ T1980] ? 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) 
[ 129.529810][ T1980] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 129.530164][ T1980] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 129.530535][ T1980] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 129.530897][ T1980] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 129.531259][ T1980] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 129.531631][ T1980] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 129.532007][ T1980] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 129.532397][ T1980] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 129.532710][ T1980] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 129.533106][ T1980] ___sys_sendmsg (net/socket.c:2670) 
[ 129.533426][ T1980] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 129.533756][ T1980] ? __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) 
[ 129.534175][ T1980] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 129.534513][ T1980] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 129.534839][ T1980] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 129.535164][ T1980] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 129.535504][ T1980] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 129.535833][ T1980] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 129.536166][ T1980] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 129.536507][ T1980] __sys_sendmsg (net/socket.c:2700) 
[ 129.536830][ T1980] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 129.537230][ T1980] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 129.537576][ T1980] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 129.537905][ T1980] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 129.538230][ T1980] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  129.538650][ T1980] RIP: 0033:0x7f06966141e7
[ 129.539224][ T1980] 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)
[  129.540411][ T1980] RSP: 002b:00007ffc9d8851f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  129.541372][ T1980] RAX: ffffffffffffffda RBX: 00007ffc9d885920 RCX: 00007f06966141e7
[  129.541855][ T1980] RDX: 0000000000000000 RSI: 00007ffc9d885260 RDI: 0000000000000005
[  129.542346][ T1980] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  129.542836][ T1980] R10: 0000000034e6d910 R11: 0000000000000246 R12: 0000000000000004
[  129.543359][ T1980] R13: 00000000686e183a R14: 0000000000499600 R15: 0000000000000000
| [  143.410422][ T2016] ------------[ cut here ]------------
| [ 143.410743][ T2016] WARNING: CPU: 0 PID: 2016 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) 
| [  143.411358][ T2016] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  143.412711][ T2016] Tainted: [W]=WARN
[  143.412944][ T2016] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 143.413989][ T2016] 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) 
[ 143.414336][ T2016] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  143.415432][ T2016] RSP: 0018:ffffc900025d6f70 EFLAGS: 00010246
[  143.415849][ T2016] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  143.416307][ T2016] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  143.416786][ T2016] RBP: ffffc900025d7058 R08: 0000000000000000 R09: 0000000000000000
[  143.417246][ T2016] R10: ffffc900025d7088 R11: ffffffffb9f79160 R12: 1ffff920004badf2
[  143.417716][ T2016] R13: 00000000000005dc R14: ffffc900025d7088 R15: ffff88800b652f08
[  143.418172][ T2016] FS:  00007f3bee597800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  143.418719][ T2016] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  143.419114][ T2016] CR2: 00000000004e5ce0 CR3: 000000000b9e7003 CR4: 0000000000772ef0
[  143.419600][ T2016] PKRU: 55555554
[  143.419842][ T2016] Call Trace:
[  143.420072][ T2016]  <TASK>
[ 143.420226][ T2016] ? __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) 
[ 143.420642][ T2016] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 143.420996][ T2016] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 143.421301][ T2016] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 143.421618][ T2016] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 143.421931][ T2016] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 143.422239][ T2016] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 143.422556][ T2016] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 143.422866][ T2016] ? ___sys_sendmsg (net/socket.c:2670) 
[ 143.423176][ T2016] ? __sys_sendmsg (net/socket.c:2700) 
[ 143.423490][ T2016] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 143.423794][ T2016] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 143.424173][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.424504][ T2016] netif_set_mtu (net/core/dev.c:9652) 
[ 143.424813][ T2016] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 143.425136][ T2016] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 143.425377][ T2016] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 143.425797][ T2016] br_del_if (net/bridge/br_if.c:743) bridge 
[ 143.426145][ T2016] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 143.426459][ T2016] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 143.426768][ T2016] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 143.427086][ T2016] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 143.427484][ T2016] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 143.427791][ T2016] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 143.428097][ T2016] ? __kernel_text_address (kernel/extable.c:79) 
[ 143.428417][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.428726][ T2016] ? __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) 
[ 143.429034][ T2016] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 143.429429][ T2016] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.429747][ T2016] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.430062][ T2016] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 143.430378][ T2016] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 143.430683][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.430990][ T2016] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 143.431291][ T2016] ? __create_object (mm/kmemleak.c:771) 
[ 143.431618][ T2016] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 143.431930][ T2016] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 143.432233][ T2016] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 143.432623][ T2016] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 143.432936][ T2016] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 143.433248][ T2016] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 143.433562][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.433874][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.434186][ T2016] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 143.434496][ T2016] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.434899][ T2016] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 143.435212][ T2016] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 143.435529][ T2016] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 143.435839][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.436147][ T2016] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 143.436459][ T2016] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 143.436767][ T2016] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 143.437119][ T2016] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 143.437435][ T2016] ? 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) 
[ 143.437741][ T2016] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 143.438053][ T2016] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 143.438370][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.438690][ T2016] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 143.439002][ T2016] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 143.439309][ T2016] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 143.439637][ T2016] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 143.439962][ T2016] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 143.440266][ T2016] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 143.440663][ T2016] ___sys_sendmsg (net/socket.c:2670) 
[ 143.440969][ T2016] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 143.441279][ T2016] ? __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) 
[ 143.441673][ T2016] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 143.441983][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.442290][ T2016] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.442615][ T2016] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.442920][ T2016] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 143.443222][ T2016] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.443551][ T2016] __sys_sendmsg (net/socket.c:2700) 
[ 143.443860][ T2016] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 143.444236][ T2016] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 143.444594][ T2016] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.444900][ T2016] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 143.445203][ T2016] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  143.445590][ T2016] RIP: 0033:0x7f3bee7641e7
[ 143.445919][ T2016] 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)
[  143.447010][ T2016] RSP: 002b:00007ffe29b7b238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  143.447480][ T2016] RAX: ffffffffffffffda RBX: 00007ffe29b7b960 RCX: 00007f3bee7641e7
[  143.447943][ T2016] RDX: 0000000000000000 RSI: 00007ffe29b7b2a0 RDI: 0000000000000005
[  143.448409][ T2016] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  143.448866][ T2016] R10: 00007f3bee661ee8 R11: 0000000000000246 R12: 0000000000000003
[  143.449355][ T2016] R13: 00000000686e1848 R14: 0000000000499600 R15: 0000000000000000
| [  145.490929][ T2085] ------------[ cut here ]------------
| [ 145.491359][ T2085] WARNING: CPU: 1 PID: 2085 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) 
| [  145.492426][ T2085] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  145.495097][ T2085] Tainted: [W]=WARN
[  145.495580][ T2085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 145.496088][ T2085] 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) 
[ 145.496858][ T2085] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  145.498853][ T2085] RSP: 0018:ffffc90002566ef0 EFLAGS: 00010246
[  145.499611][ T2085] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  145.500251][ T2085] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  145.501263][ T2085] RBP: ffffc90002566fe0 R08: 0000000000000000 R09: 0000000000000000
[  145.502099][ T2085] R10: ffffc90002567010 R11: ffffffffba8a8918 R12: 1ffff920004acde2
[  145.503489][ T2085] R13: 00000000000005aa R14: ffffc90002567010 R15: ffff88800b652f08
[  145.504125][ T2085] FS:  00007faa53444800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  145.505463][ T2085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  145.505960][ T2085] CR2: 00000000004e5ce0 CR3: 000000000ea6c002 CR4: 0000000000772ef0
[  145.506973][ T2085] PKRU: 55555554
[  145.507262][ T2085] Call Trace:
[  145.507745][ T2085]  <TASK>
[ 145.507944][ T2085] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 145.508419][ T2085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.508972][ T2085] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 145.509542][ T2085] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 145.510049][ T2085] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 145.510601][ T2085] netif_set_mtu (net/core/dev.c:9652) 
[ 145.511143][ T2085] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 145.511718][ T2085] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 145.512476][ T2085] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 145.512855][ T2085] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 145.513533][ T2085] br_add_if (net/bridge/br_if.c:697) bridge 
[ 145.514093][ T2085] do_set_master (net/core/rtnetlink.c:2948) 
[ 145.514609][ T2085] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 145.515099][ T2085] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 145.515767][ T2085] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 145.516249][ T2085] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 145.516739][ T2085] ? __kernel_text_address (kernel/extable.c:79) 
[ 145.517245][ T2085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.517841][ T2085] ? __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) 
[ 145.518344][ T2085] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 145.518942][ T2085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 145.519445][ T2085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 145.519940][ T2085] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 145.520433][ T2085] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 145.520915][ T2085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.521414][ T2085] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 145.521900][ T2085] ? __create_object (mm/kmemleak.c:771) 
[ 145.522398][ T2085] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 145.522889][ T2085] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 145.523388][ T2085] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 145.523987][ T2085] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 145.524493][ T2085] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 145.524984][ T2085] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 145.525485][ T2085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.525985][ T2085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.526481][ T2085] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 145.526989][ T2085] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 145.527497][ T2085] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 145.527974][ T2085] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 145.528471][ T2085] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 145.528968][ T2085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.529481][ T2085] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 145.529991][ T2085] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 145.530491][ T2085] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 145.530993][ T2085] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 145.531491][ T2085] ? 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) 
[ 145.531974][ T2085] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 145.532473][ T2085] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 145.532957][ T2085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.533461][ T2085] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 145.533964][ T2085] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 145.534462][ T2085] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 145.534955][ T2085] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 145.535462][ T2085] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 145.535944][ T2085] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 145.536574][ T2085] ___sys_sendmsg (net/socket.c:2670) 
[ 145.537058][ T2085] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 145.537552][ T2085] ? __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) 
[ 145.538148][ T2085] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 145.538651][ T2085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.539142][ T2085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 145.539648][ T2085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 145.540154][ T2085] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 145.540650][ T2085] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 145.541146][ T2085] __sys_sendmsg (net/socket.c:2700) 
[ 145.541638][ T2085] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 145.542232][ T2085] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 145.542752][ T2085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 145.543237][ T2085] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 145.543739][ T2085] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  145.544363][ T2085] RIP: 0033:0x7faa536111e7
[ 145.544860][ T2085] 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)
[  145.546778][ T2085] RSP: 002b:00007ffe30b3af88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  145.547542][ T2085] RAX: ffffffffffffffda RBX: 00007ffe30b3b6b0 RCX: 00007faa536111e7
[  145.548265][ T2085] RDX: 0000000000000000 RSI: 00007ffe30b3aff0 RDI: 0000000000000005
[  145.548994][ T2085] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  145.549723][ T2085] R10: 0000000012d41910 R11: 0000000000000246 R12: 0000000000000004
[  145.550464][ T2085] R13: 00000000686e184a R14: 0000000000499600 R15: 0000000000000000
| [  159.538054][ T2122] ------------[ cut here ]------------
| [ 159.538380][ T2122] WARNING: CPU: 1 PID: 2122 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) 
| [  159.538983][ T2122] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  159.540359][ T2122] Tainted: [W]=WARN
[  159.540593][ T2122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 159.540972][ T2122] 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) 
[ 159.541284][ T2122] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  159.542947][ T2122] RSP: 0018:ffffc900029f6f70 EFLAGS: 00010246
[  159.543345][ T2122] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  159.543809][ T2122] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  159.544264][ T2122] RBP: ffffc900029f7058 R08: 0000000000000000 R09: 0000000000000000
[  159.544732][ T2122] R10: ffffc900029f7088 R11: ffffffffb9f79160 R12: 1ffff9200053edf2
[  159.545188][ T2122] R13: 00000000000005dc R14: ffffc900029f7088 R15: ffff88800b652f08
[  159.545648][ T2122] FS:  00007fdd8380c800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  159.546188][ T2122] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  159.546579][ T2122] CR2: 00000000004e5ce0 CR3: 00000000118eb002 CR4: 0000000000772ef0
[  159.547049][ T2122] PKRU: 55555554
[  159.547276][ T2122] Call Trace:
[  159.547511][ T2122]  <TASK>
[ 159.547664][ T2122] ? __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) 
[ 159.548042][ T2122] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 159.548404][ T2122] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 159.548708][ T2122] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 159.549009][ T2122] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 159.549327][ T2122] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 159.549634][ T2122] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 159.549948][ T2122] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 159.550251][ T2122] ? ___sys_sendmsg (net/socket.c:2670) 
[ 159.550561][ T2122] ? __sys_sendmsg (net/socket.c:2700) 
[ 159.550863][ T2122] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 159.551164][ T2122] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 159.551550][ T2122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.551874][ T2122] netif_set_mtu (net/core/dev.c:9652) 
[ 159.552177][ T2122] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 159.552513][ T2122] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 159.552745][ T2122] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 159.553166][ T2122] br_del_if (net/bridge/br_if.c:743) bridge 
[ 159.553511][ T2122] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 159.553814][ T2122] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 159.554125][ T2122] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 159.554440][ T2122] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 159.554825][ T2122] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 159.555127][ T2122] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 159.555444][ T2122] ? __kernel_text_address (kernel/extable.c:79) 
[ 159.555755][ T2122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.556062][ T2122] ? __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) 
[ 159.556386][ T2122] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 159.556763][ T2122] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 159.557068][ T2122] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 159.557393][ T2122] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 159.557697][ T2122] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 159.558000][ T2122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.558302][ T2122] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 159.558612][ T2122] ? __create_object (mm/kmemleak.c:771) 
[ 159.558927][ T2122] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 159.559232][ T2122] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 159.559544][ T2122] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 159.559933][ T2122] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 159.560245][ T2122] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 159.560573][ T2122] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 159.560878][ T2122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.561193][ T2122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.561504][ T2122] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 159.561804][ T2122] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 159.562213][ T2122] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 159.562529][ T2122] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 159.562842][ T2122] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 159.563147][ T2122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.563466][ T2122] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 159.563781][ T2122] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 159.564085][ T2122] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 159.564420][ T2122] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 159.564728][ T2122] ? 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) 
[ 159.565036][ T2122] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 159.565352][ T2122] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 159.565653][ T2122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.565964][ T2122] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 159.566269][ T2122] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 159.566581][ T2122] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 159.566889][ T2122] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 159.567195][ T2122] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 159.567509][ T2122] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 159.567895][ T2122] ___sys_sendmsg (net/socket.c:2670) 
[ 159.568206][ T2122] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 159.568527][ T2122] ? __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) 
[ 159.568906][ T2122] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 159.569211][ T2122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.569524][ T2122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 159.569844][ T2122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 159.570150][ T2122] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 159.570467][ T2122] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 159.570777][ T2122] __sys_sendmsg (net/socket.c:2700) 
[ 159.571077][ T2122] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 159.571461][ T2122] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 159.571776][ T2122] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 159.572082][ T2122] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 159.572403][ T2122] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  159.572791][ T2122] RIP: 0033:0x7fdd839d91e7
[ 159.573103][ T2122] 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)
[  159.574191][ T2122] RSP: 002b:00007ffe8d4d0f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  159.574662][ T2122] RAX: ffffffffffffffda RBX: 00007ffe8d4d1630 RCX: 00007fdd839d91e7
[  159.575119][ T2122] RDX: 0000000000000000 RSI: 00007ffe8d4d0f70 RDI: 0000000000000005
[  159.576114][ T2122] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  159.576591][ T2122] R10: 00007fdd838d6ee8 R11: 0000000000000246 R12: 0000000000000003
[  159.577054][ T2122] R13: 00000000686e1858 R14: 0000000000499600 R15: 0000000000000000
| [  162.335966][ T2208] ------------[ cut here ]------------
| [ 162.336278][ T2208] WARNING: CPU: 0 PID: 2208 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) 
| [  162.336907][ T2208] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  162.338288][ T2208] Tainted: [W]=WARN
[  162.338530][ T2208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 162.338919][ T2208] 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) 
[ 162.339236][ T2208] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  162.340390][ T2208] RSP: 0018:ffffc90002c66ef0 EFLAGS: 00010246
[  162.340779][ T2208] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  162.341238][ T2208] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  162.341708][ T2208] RBP: ffffc90002c66fe0 R08: 0000000000000000 R09: 0000000000000000
[  162.342165][ T2208] R10: ffffc90002c67010 R11: ffffffffba8a8918 R12: 1ffff9200058cde2
[  162.342634][ T2208] R13: 00000000000005aa R14: ffffc90002c67010 R15: ffff88800b652f08
[  162.343091][ T2208] FS:  00007fa98deca800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  162.343673][ T2208] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  162.344058][ T2208] CR2: 00000000004e5ce0 CR3: 000000000b7a4003 CR4: 0000000000772ef0
[  162.344532][ T2208] PKRU: 55555554
[  162.344762][ T2208] Call Trace:
[  162.344992][ T2208]  <TASK>
[ 162.345153][ T2208] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 162.345476][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.345817][ T2208] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 162.346127][ T2208] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 162.346525][ T2208] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 162.346845][ T2208] netif_set_mtu (net/core/dev.c:9652) 
[ 162.347148][ T2208] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 162.347472][ T2208] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 162.347906][ T2208] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 162.348142][ T2208] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 162.348570][ T2208] br_add_if (net/bridge/br_if.c:697) bridge 
[ 162.348924][ T2208] do_set_master (net/core/rtnetlink.c:2948) 
[ 162.349244][ T2208] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 162.349565][ T2208] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 162.349968][ T2208] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 162.350280][ T2208] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 162.350601][ T2208] ? __kernel_text_address (kernel/extable.c:79) 
[ 162.350912][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.351221][ T2208] ? __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) 
[ 162.351544][ T2208] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 162.351923][ T2208] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 162.352235][ T2208] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 162.352547][ T2208] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 162.352858][ T2208] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 162.353164][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.353482][ T2208] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 162.353793][ T2208] ? __create_object (mm/kmemleak.c:771) 
[ 162.354103][ T2208] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 162.354424][ T2208] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 162.354757][ T2208] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 162.355140][ T2208] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 162.355464][ T2208] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 162.355772][ T2208] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 162.356080][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.356404][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.356712][ T2208] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 162.357014][ T2208] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 162.357328][ T2208] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 162.357634][ T2208] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 162.357940][ T2208] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 162.358248][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.358575][ T2208] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 162.358882][ T2208] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 162.359189][ T2208] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 162.359511][ T2208] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 162.359997][ T2208] ? 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) 
[ 162.360340][ T2208] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 162.360665][ T2208] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 162.360992][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.361322][ T2208] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 162.361644][ T2208] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 162.361970][ T2208] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 162.362297][ T2208] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 162.362630][ T2208] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 162.362947][ T2208] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 162.363367][ T2208] ___sys_sendmsg (net/socket.c:2670) 
[ 162.363683][ T2208] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 162.364006][ T2208] ? __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) 
[ 162.364411][ T2208] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 162.364727][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.365052][ T2208] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 162.365384][ T2208] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 162.365702][ T2208] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 162.366024][ T2208] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 162.366358][ T2208] __sys_sendmsg (net/socket.c:2700) 
[ 162.366677][ T2208] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 162.367070][ T2208] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 162.367414][ T2208] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 162.367736][ T2208] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 162.368057][ T2208] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  162.368469][ T2208] RIP: 0033:0x7fa98e0971e7
[ 162.368802][ T2208] 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)
[  162.370219][ T2208] RSP: 002b:00007ffd831f5d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  162.370718][ T2208] RAX: ffffffffffffffda RBX: 00007ffd831f6490 RCX: 00007fa98e0971e7
[  162.371881][ T2208] RDX: 0000000000000000 RSI: 00007ffd831f5dd0 RDI: 0000000000000005
[  162.372370][ T2208] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  162.372855][ T2208] R10: 00000000254aa910 R11: 0000000000000246 R12: 0000000000000004
[  162.373570][ T2208] R13: 00000000686e185a R14: 0000000000499600 R15: 0000000000000000
| [  176.513869][ T2246] ------------[ cut here ]------------
| [ 176.514189][ T2246] WARNING: CPU: 0 PID: 2246 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) 
| [  176.514849][ T2246] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  176.516271][ T2246] Tainted: [W]=WARN
[  176.517775][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 176.518173][ T2246] 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) 
[ 176.518528][ T2246] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  176.519672][ T2246] RSP: 0018:ffffc90002e16f70 EFLAGS: 00010246
[  176.520102][ T2246] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  176.520589][ T2246] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  176.521076][ T2246] RBP: ffffc90002e17058 R08: 0000000000000000 R09: 0000000000000000
[  176.521564][ T2246] R10: ffffc90002e17088 R11: ffffffffb9f79160 R12: 1ffff920005c2df2
[  176.522046][ T2246] R13: 00000000000005dc R14: ffffc90002e17088 R15: ffff88800b652f08
[  176.522538][ T2246] FS:  00007f574b2e9800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  176.523108][ T2246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  176.523522][ T2246] CR2: 00000000004e5ce0 CR3: 0000000004e99004 CR4: 0000000000772ef0
[  176.524006][ T2246] PKRU: 55555554
[  176.524247][ T2246] Call Trace:
[  176.524497][ T2246]  <TASK>
[ 176.524662][ T2246] ? __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) 
[ 176.525072][ T2246] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 176.525446][ T2246] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 176.525770][ T2246] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 176.526090][ T2246] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 176.526419][ T2246] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 176.526742][ T2246] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 176.527063][ T2246] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 176.527394][ T2246] ? ___sys_sendmsg (net/socket.c:2670) 
[ 176.527722][ T2246] ? __sys_sendmsg (net/socket.c:2700) 
[ 176.528047][ T2246] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 176.528380][ T2246] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 176.528782][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 176.529114][ T2246] netif_set_mtu (net/core/dev.c:9652) 
[ 176.529444][ T2246] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 176.529796][ T2246] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 176.530054][ T2246] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 176.530507][ T2246] br_del_if (net/bridge/br_if.c:743) bridge 
[ 176.530865][ T2246] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 176.531191][ T2246] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 176.531529][ T2246] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 176.531858][ T2246] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 176.532264][ T2246] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 176.532599][ T2246] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 176.532921][ T2246] ? __kernel_text_address (kernel/extable.c:79) 
[ 176.533245][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 176.533578][ T2246] ? __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) 
[ 176.533899][ T2246] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 176.534298][ T2246] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 176.534631][ T2246] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 176.534952][ T2246] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 176.535277][ T2246] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 176.535612][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 176.535933][ T2246] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 176.536251][ T2246] ? __create_object (mm/kmemleak.c:771) 
[ 176.536583][ T2246] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 176.536908][ T2246] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 176.537228][ T2246] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 176.537641][ T2246] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 176.537972][ T2246] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 176.538295][ T2246] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 176.538623][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 176.538952][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 176.539272][ T2246] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 176.539599][ T2246] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 176.539930][ T2246] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 176.540258][ T2246] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 176.540587][ T2246] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 176.540910][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 176.541235][ T2246] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 176.541565][ T2246] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 176.541885][ T2246] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 176.542215][ T2246] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 176.542548][ T2246] ? 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) 
[ 176.542871][ T2246] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 176.543194][ T2246] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 176.543540][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 176.543865][ T2246] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 176.544189][ T2246] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 176.544521][ T2246] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 176.544855][ T2246] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 176.545177][ T2246] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 176.545502][ T2246] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 176.545914][ T2246] ___sys_sendmsg (net/socket.c:2670) 
[ 176.546233][ T2246] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 176.546560][ T2246] ? __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) 
[ 176.546963][ T2246] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 176.547294][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 176.547626][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 176.547955][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 176.548276][ T2246] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 176.548606][ T2246] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 176.548934][ T2246] __sys_sendmsg (net/socket.c:2700) 
[ 176.549251][ T2246] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 176.549656][ T2246] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 176.550007][ T2246] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 176.550340][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 176.550663][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  176.551058][ T2246] RIP: 0033:0x7f574b4b61e7
[ 176.551396][ T2246] 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)
[  176.552549][ T2246] RSP: 002b:00007fffdadf2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  176.553034][ T2246] RAX: ffffffffffffffda RBX: 00007fffdadf2c30 RCX: 00007f574b4b61e7
[  176.553574][ T2246] RDX: 0000000000000000 RSI: 00007fffdadf2570 RDI: 0000000000000005
[  176.554058][ T2246] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  176.554553][ T2246] R10: 00007f574b3b3ee8 R11: 0000000000000246 R12: 0000000000000003
[  176.555043][ T2246] R13: 00000000686e1869 R14: 0000000000499600 R15: 0000000000000000
| [  178.899895][ T2317] ------------[ cut here ]------------
| [ 178.900207][ T2317] WARNING: CPU: 0 PID: 2317 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) 
| [  178.900829][ T2317] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  178.902173][ T2317] Tainted: [W]=WARN
[  178.902417][ T2317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 178.902810][ T2317] 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) 
[ 178.903138][ T2317] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  178.904245][ T2317] RSP: 0018:ffffc900030e6ef0 EFLAGS: 00010246
[  178.904640][ T2317] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  178.905109][ T2317] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  178.905577][ T2317] RBP: ffffc900030e6fe0 R08: 0000000000000000 R09: 0000000000000000
[  178.906033][ T2317] R10: ffffc900030e7010 R11: ffffffffba8a8918 R12: 1ffff9200061cde2
[  178.906511][ T2317] R13: 00000000000005aa R14: ffffc900030e7010 R15: ffff88800b652f08
[  178.906968][ T2317] FS:  00007f565dd13800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  178.907519][ T2317] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  178.907903][ T2317] CR2: 00000000004e5ce0 CR3: 0000000004f85006 CR4: 0000000000772ef0
[  178.908373][ T2317] PKRU: 55555554
[  178.908604][ T2317] Call Trace:
[  178.908838][ T2317]  <TASK>
[ 178.909002][ T2317] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 178.909324][ T2317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.909638][ T2317] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 178.909954][ T2317] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 178.910363][ T2317] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 178.910673][ T2317] netif_set_mtu (net/core/dev.c:9652) 
[ 178.910980][ T2317] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 178.911298][ T2317] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 178.911751][ T2317] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 178.911992][ T2317] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 178.912418][ T2317] br_add_if (net/bridge/br_if.c:697) bridge 
[ 178.912778][ T2317] do_set_master (net/core/rtnetlink.c:2948) 
[ 178.913092][ T2317] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 178.913412][ T2317] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 178.913804][ T2317] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 178.914117][ T2317] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 178.914426][ T2317] ? __kernel_text_address (kernel/extable.c:79) 
[ 178.914741][ T2317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.915052][ T2317] ? __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) 
[ 178.915368][ T2317] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 178.915749][ T2317] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 178.916055][ T2317] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 178.916374][ T2317] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 178.916683][ T2317] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 178.916988][ T2317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.917296][ T2317] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 178.917606][ T2317] ? __create_object (mm/kmemleak.c:771) 
[ 178.917917][ T2317] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 178.918224][ T2317] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 178.918545][ T2317] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 178.918932][ T2317] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 178.919252][ T2317] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 178.919573][ T2317] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 178.919890][ T2317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.920205][ T2317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.920525][ T2317] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 178.920833][ T2317] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 178.921149][ T2317] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 178.921467][ T2317] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 178.921778][ T2317] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 178.922091][ T2317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.922413][ T2317] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 178.922719][ T2317] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 178.923030][ T2317] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 178.923363][ T2317] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 178.923674][ T2317] ? 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) 
[ 178.923982][ T2317] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 178.924293][ T2317] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 178.924610][ T2317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.924926][ T2317] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 178.925238][ T2317] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 178.925562][ T2317] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 178.925876][ T2317] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 178.926187][ T2317] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 178.926500][ T2317] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 178.927349][ T2317] ___sys_sendmsg (net/socket.c:2670) 
[ 178.927657][ T2317] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 178.927963][ T2317] ? __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) 
[ 178.928367][ T2317] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 178.928679][ T2317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.928986][ T2317] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 178.929304][ T2317] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 178.929624][ T2317] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 178.929947][ T2317] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 178.930266][ T2317] __sys_sendmsg (net/socket.c:2700) 
[ 178.930585][ T2317] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 178.931195][ T2317] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 178.931525][ T2317] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 178.931835][ T2317] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 178.932372][ T2317] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  178.932755][ T2317] RIP: 0033:0x7f565dee01e7
[ 178.933304][ T2317] 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)
[  178.934649][ T2317] RSP: 002b:00007ffea8231e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  178.935113][ T2317] RAX: ffffffffffffffda RBX: 00007ffea8232580 RCX: 00007f565dee01e7
[  178.935809][ T2317] RDX: 0000000000000000 RSI: 00007ffea8231ec0 RDI: 0000000000000005
[  178.936277][ T2317] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  178.936972][ T2317] R10: 0000000037320910 R11: 0000000000000246 R12: 0000000000000004
[  178.937444][ T2317] R13: 00000000686e186b R14: 0000000000499600 R15: 0000000000000000
| [  192.925270][ T2355] ------------[ cut here ]------------
| [ 192.925654][ T2355] WARNING: CPU: 1 PID: 2355 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) 
| [  192.926303][ T2355] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  192.927747][ T2355] Tainted: [W]=WARN
[  192.927994][ T2355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 192.928420][ T2355] 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) 
[ 192.928753][ T2355] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  192.929937][ T2355] RSP: 0018:ffffc900031c6f70 EFLAGS: 00010246
[  192.931875][ T2355] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  192.932443][ T2355] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  192.932938][ T2355] RBP: ffffc900031c7058 R08: 0000000000000000 R09: 0000000000000000
[  192.933427][ T2355] R10: ffffc900031c7088 R11: ffffffffb9f79160 R12: 1ffff92000638df2
[  192.933920][ T2355] R13: 00000000000005dc R14: ffffc900031c7088 R15: ffff88800b652f08
[  192.934410][ T2355] FS:  00007feb1b9ea800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  192.934971][ T2355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  192.935382][ T2355] CR2: 00000000004e5ce0 CR3: 000000000db5a001 CR4: 0000000000772ef0
[  192.935869][ T2355] PKRU: 55555554
[  192.936113][ T2355] Call Trace:
[  192.936375][ T2355]  <TASK>
[ 192.936539][ T2355] ? __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) 
[ 192.936944][ T2355] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 192.937333][ T2355] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 192.937652][ T2355] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 192.937968][ T2355] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 192.938283][ T2355] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 192.938613][ T2355] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 192.938935][ T2355] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 192.939259][ T2355] ? ___sys_sendmsg (net/socket.c:2670) 
[ 192.939584][ T2355] ? __sys_sendmsg (net/socket.c:2700) 
[ 192.939916][ T2355] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 192.940246][ T2355] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 192.940659][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.940994][ T2355] netif_set_mtu (net/core/dev.c:9652) 
[ 192.941334][ T2355] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 192.941678][ T2355] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 192.941926][ T2355] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 192.942380][ T2355] br_del_if (net/bridge/br_if.c:743) bridge 
[ 192.942736][ T2355] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 192.943055][ T2355] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 192.943389][ T2355] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 192.943714][ T2355] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 192.944125][ T2355] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 192.944456][ T2355] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 192.944774][ T2355] ? __kernel_text_address (kernel/extable.c:79) 
[ 192.945101][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.945431][ T2355] ? __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) 
[ 192.945751][ T2355] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 192.946146][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 192.946492][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 192.946811][ T2355] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 192.947130][ T2355] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 192.947459][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.947781][ T2355] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 192.948098][ T2355] ? __create_object (mm/kmemleak.c:771) 
[ 192.948432][ T2355] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 192.948757][ T2355] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 192.949083][ T2355] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 192.949485][ T2355] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 192.949819][ T2355] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 192.950142][ T2355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 192.950473][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.950799][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.951114][ T2355] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 192.951440][ T2355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 192.951760][ T2355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 192.952074][ T2355] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 192.952404][ T2355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 192.952725][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.953051][ T2355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 192.953377][ T2355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 192.953699][ T2355] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 192.954037][ T2355] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 192.954360][ T2355] ? 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) 
[ 192.954681][ T2355] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 192.955004][ T2355] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 192.955329][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.955659][ T2355] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 192.955979][ T2355] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 192.956302][ T2355] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 192.956646][ T2355] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 192.956965][ T2355] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 192.957283][ T2355] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 192.957697][ T2355] ___sys_sendmsg (net/socket.c:2670) 
[ 192.958011][ T2355] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 192.958337][ T2355] ? __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) 
[ 192.958744][ T2355] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 192.959065][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.959394][ T2355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 192.959717][ T2355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 192.960044][ T2355] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 192.960373][ T2355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 192.960700][ T2355] __sys_sendmsg (net/socket.c:2700) 
[ 192.961025][ T2355] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 192.961431][ T2355] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 192.961761][ T2355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 192.962085][ T2355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 192.962412][ T2355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  192.962804][ T2355] RIP: 0033:0x7feb1bbb71e7
[ 192.963137][ T2355] 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)
[  192.964292][ T2355] RSP: 002b:00007fff72a63888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  192.964794][ T2355] RAX: ffffffffffffffda RBX: 00007fff72a63fb0 RCX: 00007feb1bbb71e7
[  192.965272][ T2355] RDX: 0000000000000000 RSI: 00007fff72a638f0 RDI: 0000000000000005
[  192.965766][ T2355] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  192.966249][ T2355] R10: 00007feb1bab4ee8 R11: 0000000000000246 R12: 0000000000000003
[  192.966737][ T2355] R13: 00000000686e1879 R14: 0000000000499600 R15: 0000000000000000
| [  195.223278][ T2415] ------------[ cut here ]------------
| [ 195.223601][ T2415] WARNING: CPU: 0 PID: 2415 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) 
| [  195.224206][ T2415] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  195.226230][ T2415] Tainted: [W]=WARN
[  195.226664][ T2415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 195.227355][ T2415] 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) 
[ 195.227896][ T2415] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  195.229844][ T2415] RSP: 0018:ffffc90003436ef0 EFLAGS: 00010246
[  195.230559][ T2415] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  195.231408][ T2415] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  195.232235][ T2415] RBP: ffffc90003436fe0 R08: 0000000000000000 R09: 0000000000000000
[  195.233074][ T2415] R10: ffffc90003437010 R11: ffffffffba8a8918 R12: 1ffff92000686de2
[  195.233876][ T2415] R13: 0000000000000596 R14: ffffc90003437010 R15: ffff88800b652f08
[  195.234517][ T2415] FS:  00007f7a74d41800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  195.235058][ T2415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  195.235597][ T2415] CR2: 00000000004e5de8 CR3: 000000000fb4b002 CR4: 0000000000772ef0
[  195.236061][ T2415] PKRU: 55555554
[  195.236303][ T2415] Call Trace:
[  195.236553][ T2415]  <TASK>
[ 195.236714][ T2415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 195.237027][ T2415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.237363][ T2415] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 195.237670][ T2415] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 195.238058][ T2415] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 195.238390][ T2415] netif_set_mtu (net/core/dev.c:9652) 
[ 195.238699][ T2415] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 195.239040][ T2415] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 195.239539][ T2415] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 195.239774][ T2415] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 195.240213][ T2415] br_add_if (net/bridge/br_if.c:697) bridge 
[ 195.240593][ T2415] do_set_master (net/core/rtnetlink.c:2948) 
[ 195.240908][ T2415] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 195.241229][ T2415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 195.241642][ T2415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 195.241949][ T2415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 195.242261][ T2415] ? __kernel_text_address (kernel/extable.c:79) 
[ 195.242596][ T2415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.242912][ T2415] ? __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) 
[ 195.243217][ T2415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 195.243621][ T2415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.243931][ T2415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.244235][ T2415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 195.244567][ T2415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 195.244876][ T2415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.245185][ T2415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 195.245512][ T2415] ? __create_object (mm/kmemleak.c:771) 
[ 195.245827][ T2415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 195.246236][ T2415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 195.246567][ T2415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 195.246952][ T2415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 195.247270][ T2415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 195.247599][ T2415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 195.247905][ T2415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.248221][ T2415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.248598][ T2415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 195.248908][ T2415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.249216][ T2415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 195.249539][ T2415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 195.249863][ T2415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 195.250174][ T2415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.250509][ T2415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 195.250820][ T2415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 195.251128][ T2415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 195.251486][ T2415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 195.251793][ T2415] ? 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) 
[ 195.252105][ T2415] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 195.252434][ T2415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 195.252747][ T2415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.253060][ T2415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 195.253395][ T2415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 195.253706][ T2415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 195.254023][ T2415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 195.254353][ T2415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 195.254664][ T2415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 195.255066][ T2415] ___sys_sendmsg (net/socket.c:2670) 
[ 195.255404][ T2415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 195.255715][ T2415] ? __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) 
[ 195.256099][ T2415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 195.256429][ T2415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.256743][ T2415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 195.257055][ T2415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 195.257384][ T2415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 195.257696][ T2415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 195.258009][ T2415] __sys_sendmsg (net/socket.c:2700) 
[ 195.258365][ T2415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 195.258745][ T2415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 195.259298][ T2415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 195.259619][ T2415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 195.259941][ T2415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  195.260582][ T2415] RIP: 0033:0x7f7a74f0e1e7
[ 195.260900][ T2415] 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)
[  195.262013][ T2415] RSP: 002b:00007ffc86329f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  195.262503][ T2415] RAX: ffffffffffffffda RBX: 00007ffc8632a6b0 RCX: 00007f7a74f0e1e7
[  195.262964][ T2415] RDX: 0000000000000000 RSI: 00007ffc86329ff0 RDI: 0000000000000005
[  195.263676][ T2415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  195.264134][ T2415] R10: 00000000350b1910 R11: 0000000000000246 R12: 0000000000000004
[  195.264642][ T2415] R13: 00000000686e187b R14: 0000000000499600 R15: 0000000000000000
| [  209.037812][ T2451] ------------[ cut here ]------------
| [ 209.038135][ T2451] WARNING: CPU: 3 PID: 2451 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) 
| [  209.039083][ T2451] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  209.040441][ T2451] Tainted: [W]=WARN
[  209.040672][ T2451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 209.041053][ T2451] 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) 
[ 209.041379][ T2451] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  209.042479][ T2451] RSP: 0018:ffffc90003516f70 EFLAGS: 00010246
[  209.042861][ T2451] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  209.043340][ T2451] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  209.043807][ T2451] RBP: ffffc90003517058 R08: 0000000000000000 R09: 0000000000000000
[  209.044260][ T2451] R10: ffffc90003517088 R11: ffffffffb9f79160 R12: 1ffff920006a2df2
[  209.044722][ T2451] R13: 00000000000005dc R14: ffffc90003517088 R15: ffff88800b652f08
[  209.045174][ T2451] FS:  00007febe6ad4800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  209.045720][ T2451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  209.046102][ T2451] CR2: 00000000004e5de8 CR3: 000000000a116006 CR4: 0000000000772ef0
[  209.046570][ T2451] PKRU: 55555554
[  209.046805][ T2451] Call Trace:
[  209.047030][ T2451]  <TASK>
[ 209.047185][ T2451] ? __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) 
[ 209.047572][ T2451] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 209.047928][ T2451] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 209.048231][ T2451] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.048545][ T2451] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 209.048849][ T2451] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 209.049153][ T2451] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.049462][ T2451] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.049770][ T2451] ? ___sys_sendmsg (net/socket.c:2670) 
[ 209.050086][ T2451] ? __sys_sendmsg (net/socket.c:2700) 
[ 209.050398][ T2451] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.050703][ T2451] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 209.051076][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.051417][ T2451] netif_set_mtu (net/core/dev.c:9652) 
[ 209.051735][ T2451] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 209.052053][ T2451] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 209.052283][ T2451] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 209.052720][ T2451] br_del_if (net/bridge/br_if.c:743) bridge 
[ 209.053057][ T2451] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 209.053369][ T2451] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 209.053675][ T2451] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.053984][ T2451] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 209.054376][ T2451] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 209.054679][ T2451] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 209.054992][ T2451] ? __kernel_text_address (kernel/extable.c:79) 
[ 209.055298][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.055613][ T2451] ? __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) 
[ 209.055918][ T2451] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 209.056297][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.056614][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.056917][ T2451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 209.057226][ T2451] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 209.057538][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.057843][ T2451] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 209.058144][ T2451] ? __create_object (mm/kmemleak.c:771) 
[ 209.058457][ T2451] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 209.058761][ T2451] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 209.059065][ T2451] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 209.059479][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 209.059792][ T2451] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 209.060108][ T2451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.060419][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.060728][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.061032][ T2451] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 209.061345][ T2451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.061654][ T2451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.061964][ T2451] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 209.062269][ T2451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.062590][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.062901][ T2451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 209.063203][ T2451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.063517][ T2451] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 209.063832][ T2451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 209.064139][ T2451] ? 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) 
[ 209.064456][ T2451] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 209.064766][ T2451] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 209.065069][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.065387][ T2451] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.065695][ T2451] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 209.065998][ T2451] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 209.066311][ T2451] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.066638][ T2451] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 209.066940][ T2451] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 209.067338][ T2451] ___sys_sendmsg (net/socket.c:2670) 
[ 209.067673][ T2451] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 209.067975][ T2451] ? __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) 
[ 209.068365][ T2451] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 209.068681][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.068986][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.069295][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.069608][ T2451] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 209.069919][ T2451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.070230][ T2451] __sys_sendmsg (net/socket.c:2700) 
[ 209.070541][ T2451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 209.070920][ T2451] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 209.071243][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.071564][ T2451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.071872][ T2451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  209.072247][ T2451] RIP: 0033:0x7febe6ca11e7
[ 209.072570][ T2451] 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)
[  209.073665][ T2451] RSP: 002b:00007ffd0a22aaf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  209.074125][ T2451] RAX: ffffffffffffffda RBX: 00007ffd0a22b220 RCX: 00007febe6ca11e7
[  209.074590][ T2451] RDX: 0000000000000000 RSI: 00007ffd0a22ab60 RDI: 0000000000000005
[  209.075047][ T2451] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  209.075516][ T2451] R10: 00007febe6b9eee8 R11: 0000000000000246 R12: 0000000000000003
[  209.075973][ T2451] R13: 00000000686e1889 R14: 0000000000499600 R15: 0000000000000000
| [  211.450371][ T2529] ------------[ cut here ]------------
| [ 211.450694][ T2529] WARNING: CPU: 0 PID: 2529 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) 
| [  211.451343][ T2529] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  211.452753][ T2529] Tainted: [W]=WARN
[  211.452997][ T2529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 211.453410][ T2529] 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) 
[ 211.453744][ T2529] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  211.454919][ T2529] RSP: 0018:ffffc900036f6ef0 EFLAGS: 00010246
[  211.455340][ T2529] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  211.455823][ T2529] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  211.456341][ T2529] RBP: ffffc900036f6fe0 R08: 0000000000000000 R09: 0000000000000000
[  211.456837][ T2529] R10: ffffc900036f7010 R11: ffffffffba8a8918 R12: 1ffff920006dede2
[  211.457335][ T2529] R13: 0000000000000596 R14: ffffc900036f7010 R15: ffff88800b652f08
[  211.457826][ T2529] FS:  00007fe85879b800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  211.458398][ T2529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  211.458806][ T2529] CR2: 00000000004e5de8 CR3: 000000000262a004 CR4: 0000000000772ef0
[  211.459296][ T2529] PKRU: 55555554
[  211.459547][ T2529] Call Trace:
[  211.459790][ T2529]  <TASK>
[ 211.459968][ T2529] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 211.460293][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.460631][ T2529] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 211.460964][ T2529] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 211.461376][ T2529] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 211.461706][ T2529] netif_set_mtu (net/core/dev.c:9652) 
[ 211.462033][ T2529] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 211.462378][ T2529] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 211.462832][ T2529] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 211.463079][ T2529] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 211.463529][ T2529] br_add_if (net/bridge/br_if.c:697) bridge 
[ 211.463903][ T2529] do_set_master (net/core/rtnetlink.c:2948) 
[ 211.464234][ T2529] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 211.464575][ T2529] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 211.464987][ T2529] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 211.465309][ T2529] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 211.465640][ T2529] ? __kernel_text_address (kernel/extable.c:79) 
[ 211.465976][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.466309][ T2529] ? __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) 
[ 211.466642][ T2529] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 211.467038][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 211.467372][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 211.467697][ T2529] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 211.468020][ T2529] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 211.468347][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.468673][ T2529] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 211.468998][ T2529] ? __create_object (mm/kmemleak.c:771) 
[ 211.469331][ T2529] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 211.469656][ T2529] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 211.469992][ T2529] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 211.470415][ T2529] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 211.470745][ T2529] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 211.471076][ T2529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 211.471408][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.471740][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.472064][ T2529] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 211.472394][ T2529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 211.472718][ T2529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 211.473039][ T2529] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 211.473371][ T2529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 211.473702][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.474031][ T2529] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 211.474362][ T2529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 211.474688][ T2529] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 211.475024][ T2529] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 211.475352][ T2529] ? 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) 
[ 211.475693][ T2529] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 211.476032][ T2529] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 211.476363][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.476693][ T2529] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 211.477022][ T2529] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 211.477352][ T2529] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 211.477684][ T2529] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 211.478007][ T2529] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 211.478336][ T2529] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 211.478778][ T2529] ___sys_sendmsg (net/socket.c:2670) 
[ 211.479103][ T2529] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 211.479672][ T2529] ? __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) 
[ 211.480098][ T2529] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 211.480437][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.480768][ T2529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.481327][ T2529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.481648][ T2529] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 211.482192][ T2529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 211.482541][ T2529] __sys_sendmsg (net/socket.c:2700) 
[ 211.482865][ T2529] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 211.483264][ T2529] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 211.483615][ T2529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 211.484166][ T2529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 211.484502][ T2529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  211.484903][ T2529] RIP: 0033:0x7fe8589681e7
[ 211.485229][ T2529] 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)
[  211.486620][ T2529] RSP: 002b:00007ffedbd8a1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  211.487109][ T2529] RAX: ffffffffffffffda RBX: 00007ffedbd8a920 RCX: 00007fe8589681e7
[  211.487606][ T2529] RDX: 0000000000000000 RSI: 00007ffedbd8a260 RDI: 0000000000000005
[  211.488090][ T2529] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  211.488592][ T2529] R10: 000000001f4f0910 R11: 0000000000000246 R12: 0000000000000004
[  211.489073][ T2529] R13: 00000000686e188c R14: 0000000000499600 R15: 0000000000000000
| [  225.358513][ T2565] ------------[ cut here ]------------
| [ 225.358832][ T2565] WARNING: CPU: 0 PID: 2565 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) 
| [  225.360211][ T2565] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  225.361591][ T2565] Tainted: [W]=WARN
[  225.361831][ T2565] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 225.362220][ T2565] 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) 
[ 225.362552][ T2565] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  225.363728][ T2565] RSP: 0018:ffffc90003976f70 EFLAGS: 00010246
[  225.364128][ T2565] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  225.364597][ T2565] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  225.365070][ T2565] RBP: ffffc90003977058 R08: 0000000000000000 R09: 0000000000000000
[  225.365556][ T2565] R10: ffffc90003977088 R11: ffffffffb9f79160 R12: 1ffff9200072edf2
[  225.366024][ T2565] R13: 00000000000005dc R14: ffffc90003977088 R15: ffff88800b652f08
[  225.366494][ T2565] FS:  00007f547e1ea800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  225.367088][ T2565] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  225.367515][ T2565] CR2: 00000000004e5de8 CR3: 00000000118f1002 CR4: 0000000000772ef0
[  225.367986][ T2565] PKRU: 55555554
[  225.368226][ T2565] Call Trace:
[  225.368469][ T2565]  <TASK>
[ 225.368624][ T2565] ? __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) 
[ 225.369016][ T2565] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 225.369384][ T2565] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 225.369688][ T2565] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 225.370011][ T2565] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 225.370333][ T2565] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 225.370647][ T2565] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 225.370974][ T2565] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 225.371300][ T2565] ? ___sys_sendmsg (net/socket.c:2670) 
[ 225.371636][ T2565] ? __sys_sendmsg (net/socket.c:2700) 
[ 225.371945][ T2565] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 225.372260][ T2565] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 225.372646][ T2565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 225.372967][ T2565] netif_set_mtu (net/core/dev.c:9652) 
[ 225.373278][ T2565] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 225.373620][ T2565] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 225.373857][ T2565] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 225.374284][ T2565] br_del_if (net/bridge/br_if.c:743) bridge 
[ 225.374641][ T2565] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 225.374983][ T2565] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 225.375307][ T2565] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 225.375644][ T2565] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 225.376042][ T2565] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 225.376368][ T2565] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 225.376672][ T2565] ? __kernel_text_address (kernel/extable.c:79) 
[ 225.376982][ T2565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.377297][ T2565] ? __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) 
[ 225.377608][ T2565] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 225.377992][ T2565] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 225.378297][ T2565] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 225.378615][ T2565] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 225.378923][ T2565] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 225.379273][ T2565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 225.379599][ T2565] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 225.379914][ T2565] ? __create_object (mm/kmemleak.c:771) 
[ 225.380227][ T2565] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 225.380541][ T2565] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 225.380855][ T2565] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 225.381236][ T2565] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 225.381563][ T2565] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 225.381872][ T2565] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 225.382186][ T2565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.382518][ T2565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 225.382834][ T2565] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 225.383176][ T2565] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 225.383503][ T2565] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 225.383812][ T2565] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 225.384133][ T2565] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 225.384461][ T2565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.384770][ T2565] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 225.385078][ T2565] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 225.385396][ T2565] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 225.385723][ T2565] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 225.386028][ T2565] ? 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) 
[ 225.386345][ T2565] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 225.386658][ T2565] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 225.386994][ T2565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.387331][ T2565] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 225.387644][ T2565] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 225.387964][ T2565] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 225.388278][ T2565] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 225.388607][ T2565] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 225.388910][ T2565] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 225.389329][ T2565] ___sys_sendmsg (net/socket.c:2670) 
[ 225.389635][ T2565] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 225.389965][ T2565] ? __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) 
[ 225.390361][ T2565] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 225.390669][ T2565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 225.391008][ T2565] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 225.391332][ T2565] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 225.391653][ T2565] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 225.391963][ T2565] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 225.392288][ T2565] __sys_sendmsg (net/socket.c:2700) 
[ 225.392605][ T2565] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 225.392988][ T2565] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 225.393303][ T2565] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 225.393626][ T2565] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 225.393939][ T2565] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  225.394354][ T2565] RIP: 0033:0x7f547e3b71e7
[ 225.394679][ T2565] 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)
[  225.395849][ T2565] RSP: 002b:00007fff5a1f3058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  225.396334][ T2565] RAX: ffffffffffffffda RBX: 00007fff5a1f3780 RCX: 00007f547e3b71e7
[  225.396806][ T2565] RDX: 0000000000000000 RSI: 00007fff5a1f30c0 RDI: 0000000000000005
[  225.397263][ T2565] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  225.397727][ T2565] R10: 00007f547e2b4ee8 R11: 0000000000000246 R12: 0000000000000003
[  225.398195][ T2565] R13: 00000000686e189a R14: 0000000000499600 R15: 0000000000000000
| [  228.168419][ T2651] ------------[ cut here ]------------
| [ 228.168775][ T2651] WARNING: CPU: 2 PID: 2651 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) 
| [  228.169472][ T2651] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  228.170988][ T2651] Tainted: [W]=WARN
[  228.171246][ T2651] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 228.171660][ T2651] 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) 
[ 228.171999][ T2651] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  228.173149][ T2651] RSP: 0018:ffffc90003cd6ef0 EFLAGS: 00010246
[  228.173571][ T2651] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  228.174063][ T2651] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  228.174555][ T2651] RBP: ffffc90003cd6fe0 R08: 0000000000000000 R09: 0000000000000000
[  228.175039][ T2651] R10: ffffc90003cd7010 R11: ffffffffba8a8918 R12: 1ffff9200079ade2
[  228.175569][ T2651] R13: 0000000000000596 R14: ffffc90003cd7010 R15: ffff88800b652f08
[  228.176061][ T2651] FS:  00007fee05f5a800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  228.176633][ T2651] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  228.177048][ T2651] CR2: 00000000004e5de8 CR3: 000000000ea82001 CR4: 0000000000772ef0
[  228.177553][ T2651] PKRU: 55555554
[  228.177801][ T2651] Call Trace:
[  228.178065][ T2651]  <TASK>
[ 228.178243][ T2651] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 228.178582][ T2651] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 228.178914][ T2651] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 228.179238][ T2651] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 228.179658][ T2651] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 228.180051][ T2651] netif_set_mtu (net/core/dev.c:9652) 
[ 228.180401][ T2651] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 228.180743][ T2651] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 228.181218][ T2651] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 228.181486][ T2651] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 228.181943][ T2651] br_add_if (net/bridge/br_if.c:697) bridge 
[ 228.182337][ T2651] do_set_master (net/core/rtnetlink.c:2948) 
[ 228.182670][ T2651] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 228.183017][ T2651] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 228.183434][ T2651] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 228.183762][ T2651] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 228.184094][ T2651] ? __kernel_text_address (kernel/extable.c:79) 
[ 228.184443][ T2651] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 228.184778][ T2651] ? __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) 
[ 228.185110][ T2651] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 228.185523][ T2651] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 228.185856][ T2651] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 228.186201][ T2651] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 228.186539][ T2651] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 228.186873][ T2651] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 228.187206][ T2651] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 228.187536][ T2651] ? __create_object (mm/kmemleak.c:771) 
[ 228.187869][ T2651] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 228.188195][ T2651] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 228.188535][ T2651] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 228.188936][ T2651] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 228.189274][ T2651] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 228.189618][ T2651] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 228.189966][ T2651] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 228.190298][ T2651] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 228.190631][ T2651] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 228.190959][ T2651] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 228.191294][ T2651] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 228.191629][ T2651] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 228.191961][ T2651] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 228.192296][ T2651] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 228.192655][ T2651] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 228.192983][ T2651] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 228.193306][ T2651] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 228.193656][ T2651] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 228.193978][ T2651] ? 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) 
[ 228.194305][ T2651] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 228.194653][ T2651] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 228.194983][ T2651] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 228.195327][ T2651] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 228.195656][ T2651] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 228.195987][ T2651] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 228.196330][ T2651] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 228.196669][ T2651] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 228.197006][ T2651] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 228.197897][ T2651] ___sys_sendmsg (net/socket.c:2670) 
[ 228.198225][ T2651] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 228.198555][ T2651] ? __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) 
[ 228.198961][ T2651] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 228.199286][ T2651] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 228.199626][ T2651] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 228.199972][ T2651] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 228.200306][ T2651] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 228.200645][ T2651] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 228.200981][ T2651] __sys_sendmsg (net/socket.c:2700) 
[ 228.201304][ T2651] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 228.201996][ T2651] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 228.202345][ T2651] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 228.203127][ T2651] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 228.203469][ T2651] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  228.204097][ T2651] RIP: 0033:0x7fee061271e7
[ 228.204443][ T2651] 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)
[  228.206270][ T2651] RSP: 002b:00007ffdcffb1928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  228.206774][ T2651] RAX: ffffffffffffffda RBX: 00007ffdcffb2050 RCX: 00007fee061271e7
[  228.207253][ T2651] RDX: 0000000000000000 RSI: 00007ffdcffb1990 RDI: 0000000000000005
[  228.207739][ T2651] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  228.208219][ T2651] R10: 0000000022dea910 R11: 0000000000000246 R12: 0000000000000004
[  228.208941][ T2651] R13: 00000000686e189c R14: 0000000000499600 R15: 0000000000000000
| [  243.307786][ T2689] ------------[ cut here ]------------
| [ 243.308370][ T2689] WARNING: CPU: 2 PID: 2689 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) 
| [  243.309055][ T2689] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  243.310586][ T2689] Tainted: [W]=WARN
[  243.310856][ T2689] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 243.311268][ T2689] 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) 
[ 243.311629][ T2689] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  243.312857][ T2689] RSP: 0018:ffffc90003da6f70 EFLAGS: 00010246
[  243.313276][ T2689] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  243.315025][ T2689] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  243.315888][ T2689] RBP: ffffc90003da7058 R08: 0000000000000000 R09: 0000000000000000
[  243.316802][ T2689] R10: ffffc90003da7088 R11: ffffffffb9f79160 R12: 1ffff920007b4df2
[  243.317706][ T2689] R13: 00000000000005dc R14: ffffc90003da7088 R15: ffff88800b652f08
[  243.318586][ T2689] FS:  00007f7ab75d4800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  243.319618][ T2689] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  243.320152][ T2689] CR2: 00000000004e5de8 CR3: 000000000eaf2005 CR4: 0000000000772ef0
[  243.320694][ T2689] PKRU: 55555554
[  243.320957][ T2689] Call Trace:
[  243.321209][ T2689]  <TASK>
[ 243.321399][ T2689] ? __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) 
[ 243.321820][ T2689] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 243.322199][ T2689] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 243.322547][ T2689] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 243.322879][ T2689] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 243.323226][ T2689] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 243.323586][ T2689] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 243.323918][ T2689] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 243.324253][ T2689] ? ___sys_sendmsg (net/socket.c:2670) 
[ 243.324611][ T2689] ? __sys_sendmsg (net/socket.c:2700) 
[ 243.324944][ T2689] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 243.325273][ T2689] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 243.325694][ T2689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 243.326041][ T2689] netif_set_mtu (net/core/dev.c:9652) 
[ 243.326397][ T2689] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 243.326748][ T2689] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 243.327002][ T2689] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 243.327476][ T2689] br_del_if (net/bridge/br_if.c:743) bridge 
[ 243.327844][ T2689] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 243.328178][ T2689] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 243.328522][ T2689] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 243.328870][ T2689] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 243.329287][ T2689] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 243.329630][ T2689] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 243.329982][ T2689] ? __kernel_text_address (kernel/extable.c:79) 
[ 243.330329][ T2689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 243.330665][ T2689] ? __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) 
[ 243.330998][ T2689] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 243.331428][ T2689] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 243.331764][ T2689] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 243.332098][ T2689] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 243.332456][ T2689] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 243.332789][ T2689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 243.333123][ T2689] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 243.333469][ T2689] ? __create_object (mm/kmemleak.c:771) 
[ 243.333812][ T2689] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 243.334151][ T2689] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 243.334499][ T2689] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 243.334907][ T2689] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 243.335247][ T2689] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 243.335597][ T2689] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 243.335930][ T2689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 243.336268][ T2689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 243.336628][ T2689] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 243.336969][ T2689] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 243.337305][ T2689] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 243.337650][ T2689] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 243.337988][ T2689] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 243.338335][ T2689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 243.338678][ T2689] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 243.339011][ T2689] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 243.339361][ T2689] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 243.339703][ T2689] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 243.340055][ T2689] ? 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) 
[ 243.340414][ T2689] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 243.340759][ T2689] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 243.341097][ T2689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 243.341447][ T2689] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 243.341788][ T2689] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 243.342122][ T2689] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 243.342475][ T2689] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 243.342817][ T2689] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 243.343145][ T2689] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 243.343578][ T2689] ___sys_sendmsg (net/socket.c:2670) 
[ 243.343905][ T2689] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 243.344239][ T2689] ? __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) 
[ 243.344669][ T2689] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 243.345009][ T2689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 243.345354][ T2689] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 243.345697][ T2689] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 243.346027][ T2689] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 243.346365][ T2689] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 243.346710][ T2689] __sys_sendmsg (net/socket.c:2700) 
[ 243.347091][ T2689] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 243.347527][ T2689] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 243.347874][ T2689] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 243.348207][ T2689] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 243.348565][ T2689] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  243.348976][ T2689] RIP: 0033:0x7f7ab77a11e7
[ 243.349331][ T2689] 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)
[  243.350551][ T2689] RSP: 002b:00007ffd88fb2228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  243.351050][ T2689] RAX: ffffffffffffffda RBX: 00007ffd88fb2950 RCX: 00007f7ab77a11e7
[  243.351565][ T2689] RDX: 0000000000000000 RSI: 00007ffd88fb2290 RDI: 0000000000000005
[  243.352060][ T2689] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  243.352574][ T2689] R10: 00007f7ab769eee8 R11: 0000000000000246 R12: 0000000000000003
[  243.353073][ T2689] R13: 00000000686e18ab R14: 0000000000499600 R15: 0000000000000000
| [  246.232537][ T2775] ------------[ cut here ]------------
| [ 246.232867][ T2775] WARNING: CPU: 0 PID: 2775 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) 
| [  246.234727][ T2775] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  246.236170][ T2775] Tainted: [W]=WARN
[  246.236438][ T2775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 246.236848][ T2775] 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) 
[ 246.237192][ T2775] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  246.238353][ T2775] RSP: 0018:ffffc90004176ef0 EFLAGS: 00010246
[  246.238758][ T2775] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  246.239252][ T2775] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  246.239778][ T2775] RBP: ffffc90004176fe0 R08: 0000000000000000 R09: 0000000000000000
[  246.240308][ T2775] R10: ffffc90004177010 R11: ffffffffba8a8918 R12: 1ffff9200082ede2
[  246.240834][ T2775] R13: 0000000000000596 R14: ffffc90004177010 R15: ffff88800b652f08
[  246.241353][ T2775] FS:  00007f02434f1800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  246.241934][ T2775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  246.242353][ T2775] CR2: 00000000004e5de8 CR3: 000000000e9a5001 CR4: 0000000000772ef0
[  246.242871][ T2775] PKRU: 55555554
[  246.243117][ T2775] Call Trace:
[  246.243369][ T2775]  <TASK>
[ 246.243565][ T2775] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 246.243895][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.244224][ T2775] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 246.244579][ T2775] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 246.244983][ T2775] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 246.245332][ T2775] netif_set_mtu (net/core/dev.c:9652) 
[ 246.245646][ T2775] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 246.245994][ T2775] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 246.246468][ T2775] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 246.246719][ T2775] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 246.247165][ T2775] br_add_if (net/bridge/br_if.c:697) bridge 
[ 246.247557][ T2775] do_set_master (net/core/rtnetlink.c:2948) 
[ 246.247889][ T2775] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 246.248217][ T2775] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 246.248630][ T2775] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 246.248959][ T2775] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 246.249280][ T2775] ? __kernel_text_address (kernel/extable.c:79) 
[ 246.249631][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.250008][ T2775] ? __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) 
[ 246.250347][ T2775] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 246.250749][ T2775] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.251064][ T2775] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.251392][ T2775] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 246.251716][ T2775] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 246.252045][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.252378][ T2775] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 246.252698][ T2775] ? __create_object (mm/kmemleak.c:771) 
[ 246.253013][ T2775] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 246.253342][ T2775] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 246.253655][ T2775] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 246.254051][ T2775] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 246.254389][ T2775] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 246.254712][ T2775] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.255036][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.255369][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.255686][ T2775] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 246.256005][ T2775] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.256335][ T2775] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 246.256646][ T2775] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 246.256966][ T2775] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.257283][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.257611][ T2775] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 246.257926][ T2775] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 246.258240][ T2775] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 246.258574][ T2775] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 246.258894][ T2775] ? 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) 
[ 246.259217][ T2775] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 246.259541][ T2775] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 246.259866][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.260186][ T2775] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 246.260513][ T2775] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 246.260828][ T2775] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 246.261149][ T2775] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 246.261478][ T2775] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 246.261802][ T2775] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 246.262212][ T2775] ___sys_sendmsg (net/socket.c:2670) 
[ 246.262526][ T2775] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 246.262840][ T2775] ? __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) 
[ 246.263230][ T2775] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 246.263556][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.263873][ T2775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 246.264196][ T2775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 246.264512][ T2775] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 246.264826][ T2775] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 246.265149][ T2775] __sys_sendmsg (net/socket.c:2700) 
[ 246.265469][ T2775] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 246.265858][ T2775] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 246.266186][ T2775] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 246.266523][ T2775] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 246.266843][ T2775] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  246.267228][ T2775] RIP: 0033:0x7f02436be1e7
[ 246.267578][ T2775] 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)
[  246.268699][ T2775] RSP: 002b:00007ffd3e9f56d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  246.269178][ T2775] RAX: ffffffffffffffda RBX: 00007ffd3e9f5e00 RCX: 00007f02436be1e7
[  246.269653][ T2775] RDX: 0000000000000000 RSI: 00007ffd3e9f5740 RDI: 0000000000000005
[  246.270137][ T2775] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  246.270637][ T2775] R10: 000000000c9a1910 R11: 0000000000000246 R12: 0000000000000004
[  246.271112][ T2775] R13: 00000000686e18ae R14: 0000000000499600 R15: 0000000000000000
| [  260.102424][ T2811] ------------[ cut here ]------------
| [ 260.102779][ T2811] WARNING: CPU: 0 PID: 2811 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) 
| [  260.104585][ T2811] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  260.105961][ T2811] Tainted: [W]=WARN
[  260.106195][ T2811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 260.106591][ T2811] 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) 
[ 260.106921][ T2811] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  260.108041][ T2811] RSP: 0018:ffffc90004246f70 EFLAGS: 00010246
[  260.108456][ T2811] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  260.108921][ T2811] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  260.109394][ T2811] RBP: ffffc90004247058 R08: 0000000000000000 R09: 0000000000000000
[  260.109869][ T2811] R10: ffffc90004247088 R11: ffffffffb9f79160 R12: 1ffff92000848df2
[  260.110345][ T2811] R13: 00000000000005dc R14: ffffc90004247088 R15: ffff88800b652f08
[  260.110818][ T2811] FS:  00007fbec6b65800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  260.111388][ T2811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  260.111780][ T2811] CR2: 00000000004e5de8 CR3: 0000000004de0005 CR4: 0000000000772ef0
[  260.112251][ T2811] PKRU: 55555554
[  260.112498][ T2811] Call Trace:
[  260.112742][ T2811]  <TASK>
[ 260.112901][ T2811] ? __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) 
[ 260.113291][ T2811] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 260.113660][ T2811] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 260.113974][ T2811] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 260.114282][ T2811] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 260.114602][ T2811] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 260.114921][ T2811] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 260.115235][ T2811] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 260.115558][ T2811] ? ___sys_sendmsg (net/socket.c:2670) 
[ 260.115867][ T2811] ? __sys_sendmsg (net/socket.c:2700) 
[ 260.116180][ T2811] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 260.116501][ T2811] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 260.116886][ T2811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 260.117207][ T2811] netif_set_mtu (net/core/dev.c:9652) 
[ 260.117541][ T2811] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 260.117870][ T2811] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 260.118108][ T2811] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 260.118549][ T2811] br_del_if (net/bridge/br_if.c:743) bridge 
[ 260.118891][ T2811] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 260.119206][ T2811] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 260.119532][ T2811] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 260.119850][ T2811] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 260.120256][ T2811] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 260.120576][ T2811] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 260.120894][ T2811] ? __kernel_text_address (kernel/extable.c:79) 
[ 260.121212][ T2811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 260.121539][ T2811] ? __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) 
[ 260.121878][ T2811] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 260.122272][ T2811] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 260.122597][ T2811] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 260.122907][ T2811] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 260.123219][ T2811] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 260.123540][ T2811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 260.123852][ T2811] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 260.124166][ T2811] ? __create_object (mm/kmemleak.c:771) 
[ 260.124492][ T2811] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 260.124813][ T2811] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 260.125122][ T2811] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 260.125517][ T2811] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 260.125834][ T2811] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 260.126154][ T2811] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 260.126472][ T2811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 260.126789][ T2811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 260.127104][ T2811] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 260.127427][ T2811] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 260.127740][ T2811] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 260.128053][ T2811] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 260.128374][ T2811] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 260.128688][ T2811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 260.129011][ T2811] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 260.129339][ T2811] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 260.129661][ T2811] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 260.129999][ T2811] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 260.130326][ T2811] ? 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) 
[ 260.130644][ T2811] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 260.130958][ T2811] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 260.131269][ T2811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 260.131593][ T2811] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 260.131920][ T2811] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 260.132243][ T2811] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 260.132572][ T2811] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 260.132894][ T2811] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 260.133202][ T2811] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 260.133614][ T2811] ___sys_sendmsg (net/socket.c:2670) 
[ 260.133926][ T2811] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 260.134250][ T2811] ? __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) 
[ 260.134654][ T2811] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 260.134966][ T2811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 260.135278][ T2811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 260.135604][ T2811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 260.135914][ T2811] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 260.136224][ T2811] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 260.136552][ T2811] __sys_sendmsg (net/socket.c:2700) 
[ 260.136869][ T2811] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 260.137254][ T2811] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 260.137586][ T2811] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 260.137906][ T2811] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 260.138222][ T2811] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  260.138620][ T2811] RIP: 0033:0x7fbec6d321e7
[ 260.138946][ T2811] 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)
[  260.140082][ T2811] RSP: 002b:00007ffc89e4f4b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  260.140563][ T2811] RAX: ffffffffffffffda RBX: 00007ffc89e4fbe0 RCX: 00007fbec6d321e7
[  260.141040][ T2811] RDX: 0000000000000000 RSI: 00007ffc89e4f520 RDI: 0000000000000005
[  260.141527][ T2811] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  260.141994][ T2811] R10: 00007fbec6c2fee8 R11: 0000000000000246 R12: 0000000000000003
[  260.142469][ T2811] R13: 00000000686e18bc R14: 0000000000499600 R15: 0000000000000000
| [  261.520442][ T2843] ------------[ cut here ]------------
| [ 261.520785][ T2843] WARNING: CPU: 3 PID: 2843 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) 
| [  261.521438][ T2843] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  261.522880][ T2843] Tainted: [W]=WARN
[  261.523131][ T2843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 261.523563][ T2843] 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) 
[ 261.523901][ T2843] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  261.525076][ T2843] RSP: 0018:ffffc900043a6ef0 EFLAGS: 00010246
[  261.525497][ T2843] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  261.525987][ T2843] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  261.526476][ T2843] RBP: ffffc900043a6fe0 R08: 0000000000000000 R09: 0000000000000000
[  261.526968][ T2843] R10: ffffc900043a7010 R11: ffffffffba8a8918 R12: 1ffff92000874de2
[  261.527463][ T2843] R13: 0000000000000596 R14: ffffc900043a7010 R15: ffff88800b652f08
[  261.527953][ T2843] FS:  00007f3b57bbf800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  261.528531][ T2843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  261.528943][ T2843] CR2: 00000000004e5de8 CR3: 0000000011b50003 CR4: 0000000000772ef0
[  261.529437][ T2843] PKRU: 55555554
[  261.529681][ T2843] Call Trace:
[  261.529944][ T2843]  <TASK>
[ 261.530114][ T2843] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 261.530449][ T2843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 261.530785][ T2843] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 261.531112][ T2843] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 261.531535][ T2843] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 261.531865][ T2843] netif_set_mtu (net/core/dev.c:9652) 
[ 261.532191][ T2843] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 261.532536][ T2843] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 261.532991][ T2843] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 261.533234][ T2843] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 261.533692][ T2843] br_add_if (net/bridge/br_if.c:697) bridge 
[ 261.534062][ T2843] do_set_master (net/core/rtnetlink.c:2948) 
[ 261.534401][ T2843] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 261.534729][ T2843] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 261.535135][ T2843] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 261.535463][ T2843] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 261.535787][ T2843] ? __kernel_text_address (kernel/extable.c:79) 
[ 261.536119][ T2843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 261.536486][ T2843] ? __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) 
[ 261.536809][ T2843] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 261.537208][ T2843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 261.537546][ T2843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 261.537870][ T2843] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 261.538196][ T2843] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 261.538533][ T2843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 261.538864][ T2843] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 261.539183][ T2843] ? __create_object (mm/kmemleak.c:771) 
[ 261.539515][ T2843] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 261.539839][ T2843] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 261.540170][ T2843] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 261.540582][ T2843] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 261.540913][ T2843] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 261.541241][ T2843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 261.541584][ T2843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 261.541914][ T2843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 261.542243][ T2843] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 261.542578][ T2843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 261.542904][ T2843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 261.543231][ T2843] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 261.543565][ T2843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 261.543893][ T2843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 261.544234][ T2843] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 261.544569][ T2843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 261.544897][ T2843] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 261.545234][ T2843] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 261.545567][ T2843] ? 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) 
[ 261.545932][ T2843] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 261.546268][ T2843] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 261.546614][ T2843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 261.546944][ T2843] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 261.547281][ T2843] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 261.547619][ T2843] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 261.547955][ T2843] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 261.548281][ T2843] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 261.548614][ T2843] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 261.549039][ T2843] ___sys_sendmsg (net/socket.c:2670) 
[ 261.549366][ T2843] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 261.549694][ T2843] ? __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) 
[ 261.550114][ T2843] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 261.550455][ T2843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 261.550790][ T2843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 261.551117][ T2843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 261.551461][ T2843] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 261.551794][ T2843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 261.552131][ T2843] __sys_sendmsg (net/socket.c:2700) 
[ 261.552466][ T2843] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 261.552874][ T2843] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 261.553211][ T2843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 261.553543][ T2843] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 261.554098][ T2843] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  261.554508][ T2843] RIP: 0033:0x7f3b57d8c1e7
[ 261.554843][ T2843] 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)
[  261.556243][ T2843] RSP: 002b:00007ffd03d736c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  261.557211][ T2843] RAX: ffffffffffffffda RBX: 00007ffd03d73df0 RCX: 00007f3b57d8c1e7
[  261.557713][ T2843] RDX: 0000000000000000 RSI: 00007ffd03d73730 RDI: 0000000000000005
[  261.558198][ T2843] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  261.558692][ T2843] R10: 000000001d0e6910 R11: 0000000000000246 R12: 0000000000000004
[  261.559188][ T2843] R13: 00000000686e18be R14: 0000000000499600 R15: 0000000000000000
| [  275.317795][ T2879] ------------[ cut here ]------------
| [ 275.318144][ T2879] WARNING: CPU: 2 PID: 2879 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) 
| [  275.318770][ T2879] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  275.320663][ T2879] Tainted: [W]=WARN
[  275.320915][ T2879] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 275.321375][ T2879] 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) 
[ 275.321725][ T2879] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  275.322848][ T2879] RSP: 0018:ffffc900044c6f70 EFLAGS: 00010246
[  275.323272][ T2879] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  275.323774][ T2879] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  275.324272][ T2879] RBP: ffffc900044c7058 R08: 0000000000000000 R09: 0000000000000000
[  275.324779][ T2879] R10: ffffc900044c7088 R11: ffffffffb9f79160 R12: 1ffff92000898df2
[  275.325271][ T2879] R13: 00000000000005dc R14: ffffc900044c7088 R15: ffff88800b652f08
[  275.325767][ T2879] FS:  00007f13d7e08800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  275.326330][ T2879] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  275.326751][ T2879] CR2: 00000000004e5de8 CR3: 0000000011896004 CR4: 0000000000772ef0
[  275.327237][ T2879] PKRU: 55555554
[  275.327553][ T2879] Call Trace:
[  275.327976][ T2879]  <TASK>
[ 275.328254][ T2879] ? __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) 
[ 275.328967][ T2879] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 275.329619][ T2879] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 275.330037][ T2879] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 275.330378][ T2879] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 275.330722][ T2879] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 275.331040][ T2879] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 275.331395][ T2879] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 275.331740][ T2879] ? ___sys_sendmsg (net/socket.c:2670) 
[ 275.332058][ T2879] ? __sys_sendmsg (net/socket.c:2700) 
[ 275.332401][ T2879] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 275.332743][ T2879] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 275.333137][ T2879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 275.333517][ T2879] netif_set_mtu (net/core/dev.c:9652) 
[ 275.333844][ T2879] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 275.334179][ T2879] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 275.334461][ T2879] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 275.335000][ T2879] br_del_if (net/bridge/br_if.c:743) bridge 
[ 275.335392][ T2879] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 275.335745][ T2879] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 275.336069][ T2879] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 275.336408][ T2879] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 275.336826][ T2879] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 275.337148][ T2879] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 275.337515][ T2879] ? __kernel_text_address (kernel/extable.c:79) 
[ 275.337862][ T2879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 275.338180][ T2879] ? __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) 
[ 275.338571][ T2879] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 275.338965][ T2879] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 275.339296][ T2879] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 275.339653][ T2879] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 275.339999][ T2879] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 275.340335][ T2879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 275.340677][ T2879] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 275.341018][ T2879] ? __create_object (mm/kmemleak.c:771) 
[ 275.341355][ T2879] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 275.341718][ T2879] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 275.342038][ T2879] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 275.342446][ T2879] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 275.342797][ T2879] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 275.343128][ T2879] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 275.343486][ T2879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 275.343816][ T2879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 275.344136][ T2879] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 275.344489][ T2879] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 275.344813][ T2879] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 275.345128][ T2879] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 275.345458][ T2879] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 275.345787][ T2879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 275.346108][ T2879] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 275.346435][ T2879] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 275.346755][ T2879] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 275.347081][ T2879] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 275.347418][ T2879] ? 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) 
[ 275.347755][ T2879] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 275.348083][ T2879] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 275.348439][ T2879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 275.348771][ T2879] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 275.349104][ T2879] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 275.349438][ T2879] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 275.349765][ T2879] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 275.350100][ T2879] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 275.350435][ T2879] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 275.350852][ T2879] ___sys_sendmsg (net/socket.c:2670) 
[ 275.351192][ T2879] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 275.351544][ T2879] ? __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) 
[ 275.351962][ T2879] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 275.352280][ T2879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 275.352625][ T2879] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 275.352967][ T2879] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 275.353284][ T2879] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 275.353631][ T2879] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 275.353968][ T2879] __sys_sendmsg (net/socket.c:2700) 
[ 275.354286][ T2879] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 275.354689][ T2879] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 275.355056][ T2879] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 275.355430][ T2879] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 275.355788][ T2879] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  275.356208][ T2879] RIP: 0033:0x7f13d7fd51e7
[ 275.356567][ T2879] 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)
[  275.357757][ T2879] RSP: 002b:00007ffe24697258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  275.358273][ T2879] RAX: ffffffffffffffda RBX: 00007ffe24697980 RCX: 00007f13d7fd51e7
[  275.358783][ T2879] RDX: 0000000000000000 RSI: 00007ffe246972c0 RDI: 0000000000000005
[  275.359289][ T2879] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  275.359806][ T2879] R10: 00007f13d7ed2ee8 R11: 0000000000000246 R12: 0000000000000003
[  275.360367][ T2879] R13: 00000000686e18cb R14: 0000000000499600 R15: 0000000000000000
| [  277.512458][ T2948] ------------[ cut here ]------------
| [ 277.512839][ T2948] WARNING: CPU: 2 PID: 2948 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) 
| [  277.513505][ T2948] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  277.514922][ T2948] Tainted: [W]=WARN
[  277.515186][ T2948] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 277.515643][ T2948] 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) 
[ 277.515989][ T2948] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  277.517112][ T2948] RSP: 0018:ffffc90004736ef0 EFLAGS: 00010246
[  277.517526][ T2948] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  277.518010][ T2948] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  277.518518][ T2948] RBP: ffffc90004736fe0 R08: 0000000000000000 R09: 0000000000000000
[  277.518999][ T2948] R10: ffffc90004737010 R11: ffffffffba8a8918 R12: 1ffff920008e6de2
[  277.519507][ T2948] R13: 0000000000000596 R14: ffffc90004737010 R15: ffff88800b652f08
[  277.520010][ T2948] FS:  00007f9739c00800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  277.520571][ T2948] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  277.520968][ T2948] CR2: 00000000004e5de8 CR3: 000000000a453003 CR4: 0000000000772ef0
[  277.521463][ T2948] PKRU: 55555554
[  277.521707][ T2948] Call Trace:
[  277.521957][ T2948]  <TASK>
[ 277.522133][ T2948] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 277.522465][ T2948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 277.522813][ T2948] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 277.523135][ T2948] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 277.523608][ T2948] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 277.523941][ T2948] netif_set_mtu (net/core/dev.c:9652) 
[ 277.524374][ T2948] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 277.524925][ T2948] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 277.525711][ T2948] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 277.526168][ T2948] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 277.526971][ T2948] br_add_if (net/bridge/br_if.c:697) bridge 
[ 277.527657][ T2948] do_set_master (net/core/rtnetlink.c:2948) 
[ 277.528258][ T2948] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 277.528870][ T2948] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 277.529624][ T2948] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 277.530220][ T2948] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 277.530808][ T2948] ? __kernel_text_address (kernel/extable.c:79) 
[ 277.531374][ T2948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 277.531792][ T2948] ? __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) 
[ 277.532116][ T2948] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 277.532562][ T2948] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 277.532893][ T2948] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 277.533215][ T2948] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 277.533634][ T2948] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 277.533971][ T2948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 277.534306][ T2948] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 277.534659][ T2948] ? __create_object (mm/kmemleak.c:771) 
[ 277.534982][ T2948] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 277.535321][ T2948] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 277.535659][ T2948] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 277.536064][ T2948] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 277.536402][ T2948] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 277.536771][ T2948] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 277.537103][ T2948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 277.537458][ T2948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 277.537792][ T2948] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 277.538109][ T2948] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 277.538453][ T2948] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 277.538804][ T2948] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 277.539125][ T2948] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 277.539474][ T2948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 277.540047][ T2948] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 277.540874][ T2948] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 277.541199][ T2948] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 277.541838][ T2948] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 277.542163][ T2948] ? 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) 
[ 277.542526][ T2948] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 277.542851][ T2948] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 277.543175][ T2948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 277.543527][ T2948] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 277.544075][ T2948] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 277.544409][ T2948] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 277.544770][ T2948] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 277.545102][ T2948] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 277.545437][ T2948] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 277.545873][ T2948] ___sys_sendmsg (net/socket.c:2670) 
[ 277.546191][ T2948] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 277.546534][ T2948] ? __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) 
[ 277.546936][ T2948] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 277.547260][ T2948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 277.547606][ T2948] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 277.547935][ T2948] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 277.548253][ T2948] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 277.548599][ T2948] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 277.549154][ T2948] __sys_sendmsg (net/socket.c:2700) 
[ 277.549497][ T2948] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 277.550129][ T2948] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 277.550503][ T2948] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 277.550838][ T2948] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 277.551167][ T2948] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  277.551826][ T2948] RIP: 0033:0x7f9739dcd1e7
[ 277.552159][ T2948] 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)
[  277.553517][ T2948] RSP: 002b:00007fff20032d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  277.553992][ T2948] RAX: ffffffffffffffda RBX: 00007fff200334a0 RCX: 00007f9739dcd1e7
[  277.554753][ T2948] RDX: 0000000000000000 RSI: 00007fff20032de0 RDI: 0000000000000005
[  277.555224][ T2948] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  277.555932][ T2948] R10: 0000000011736910 R11: 0000000000000246 R12: 0000000000000004
[  277.556416][ T2948] R13: 00000000686e18ce R14: 0000000000499600 R15: 0000000000000000
| [  291.601814][ T2985] ------------[ cut here ]------------
| [ 291.602136][ T2985] WARNING: CPU: 0 PID: 2985 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) 
| [  291.602771][ T2985] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  291.604764][ T2985] Tainted: [W]=WARN
[  291.604998][ T2985] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 291.605401][ T2985] 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) 
[ 291.605727][ T2985] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  291.606825][ T2985] RSP: 0018:ffffc900047f6f70 EFLAGS: 00010246
[  291.607218][ T2985] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  291.607712][ T2985] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  291.608172][ T2985] RBP: ffffc900047f7058 R08: 0000000000000000 R09: 0000000000000000
[  291.608641][ T2985] R10: ffffc900047f7088 R11: ffffffffb9f79160 R12: 1ffff920008fedf2
[  291.609102][ T2985] R13: 00000000000005dc R14: ffffc900047f7088 R15: ffff88800b652f08
[  291.609568][ T2985] FS:  00007fd8873b4800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  291.610128][ T2985] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  291.610537][ T2985] CR2: 00000000004e5de8 CR3: 000000000b884005 CR4: 0000000000772ef0
[  291.610999][ T2985] PKRU: 55555554
[  291.611227][ T2985] Call Trace:
[  291.611486][ T2985]  <TASK>
[ 291.611648][ T2985] ? __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) 
[ 291.612043][ T2985] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 291.612425][ T2985] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 291.612730][ T2985] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 291.613035][ T2985] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 291.613372][ T2985] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 291.613685][ T2985] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 291.614001][ T2985] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 291.614306][ T2985] ? ___sys_sendmsg (net/socket.c:2670) 
[ 291.614618][ T2985] ? __sys_sendmsg (net/socket.c:2700) 
[ 291.614919][ T2985] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 291.615232][ T2985] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 291.615635][ T2985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.615953][ T2985] netif_set_mtu (net/core/dev.c:9652) 
[ 291.616265][ T2985] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 291.616593][ T2985] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 291.616825][ T2985] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 291.617243][ T2985] br_del_if (net/bridge/br_if.c:743) bridge 
[ 291.617588][ T2985] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 291.617897][ T2985] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 291.618206][ T2985] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 291.618522][ T2985] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 291.618912][ T2985] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 291.619213][ T2985] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 291.619540][ T2985] ? __kernel_text_address (kernel/extable.c:79) 
[ 291.619854][ T2985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.620178][ T2985] ? __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) 
[ 291.620491][ T2985] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 291.620875][ T2985] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.621183][ T2985] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.621492][ T2985] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 291.621795][ T2985] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 291.622100][ T2985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.622412][ T2985] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 291.622717][ T2985] ? __create_object (mm/kmemleak.c:771) 
[ 291.623031][ T2985] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 291.623359][ T2985] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 291.623669][ T2985] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 291.624048][ T2985] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 291.624383][ T2985] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 291.624693][ T2985] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 291.625001][ T2985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.625311][ T2985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.625630][ T2985] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 291.625939][ T2985] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 291.626243][ T2985] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 291.626552][ T2985] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 291.626855][ T2985] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 291.627162][ T2985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.627487][ T2985] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 291.627789][ T2985] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 291.628099][ T2985] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 291.628423][ T2985] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 291.628725][ T2985] ? 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) 
[ 291.629028][ T2985] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 291.629344][ T2985] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 291.629648][ T2985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.629965][ T2985] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 291.630276][ T2985] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 291.630590][ T2985] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 291.630907][ T2985] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 291.631215][ T2985] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 291.631537][ T2985] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 291.631928][ T2985] ___sys_sendmsg (net/socket.c:2670) 
[ 291.632230][ T2985] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 291.632545][ T2985] ? __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) 
[ 291.632927][ T2985] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 291.633232][ T2985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.633545][ T2985] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 291.633854][ T2985] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 291.634159][ T2985] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 291.634471][ T2985] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 291.634782][ T2985] __sys_sendmsg (net/socket.c:2700) 
[ 291.635094][ T2985] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 291.635487][ T2985] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 291.635805][ T2985] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 291.636113][ T2985] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 291.636424][ T2985] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  291.636801][ T2985] RIP: 0033:0x7fd8875811e7
[ 291.637120][ T2985] 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)
[  291.638220][ T2985] RSP: 002b:00007ffdbca076e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  291.638695][ T2985] RAX: ffffffffffffffda RBX: 00007ffdbca07e10 RCX: 00007fd8875811e7
[  291.639154][ T2985] RDX: 0000000000000000 RSI: 00007ffdbca07750 RDI: 0000000000000005
[  291.639641][ T2985] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  291.640114][ T2985] R10: 00007fd88747eee8 R11: 0000000000000246 R12: 0000000000000003
[  291.640600][ T2985] R13: 00000000686e18dc R14: 0000000000499600 R15: 0000000000000000
| [  294.981814][ T3076] ------------[ cut here ]------------
| [ 294.982149][ T3076] WARNING: CPU: 1 PID: 3076 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  294.982844][ T3076] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  294.984565][ T3076] Tainted: [W]=WARN
[  294.984814][ T3076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 294.985216][ T3076] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 294.985714][ T3076] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  294.986933][ T3076] RSP: 0018:ffffc90004be6ef0 EFLAGS: 00010246
[  294.987345][ T3076] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  294.987834][ T3076] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  294.988287][ T3076] RBP: ffffc90004be6fe0 R08: 0000000000000000 R09: 0000000000000000
[  294.988759][ T3076] R10: ffffc90004be7010 R11: ffffffffba8a8918 R12: 1ffff9200097cde2
[  294.989219][ T3076] R13: 0000000000000596 R14: ffffc90004be7010 R15: ffff88800b652f08
[  294.989703][ T3076] FS:  00007faacc6f3800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  294.990269][ T3076] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  294.990693][ T3076] CR2: 00000000004e5de8 CR3: 000000000eb4e002 CR4: 0000000000772ef0
[  294.991153][ T3076] PKRU: 55555554
[  294.991435][ T3076] Call Trace:
[  294.991712][ T3076]  <TASK>
[ 294.991879][ T3076] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 294.992210][ T3076] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 294.992557][ T3076] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 294.992900][ T3076] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 294.993349][ T3076] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 294.993684][ T3076] netif_set_mtu (net/core/dev.c:9652) 
[ 294.994006][ T3076] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 294.994359][ T3076] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 294.994834][ T3076] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 294.995091][ T3076] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 294.995564][ T3076] br_add_if (net/bridge/br_if.c:697) bridge 
[ 294.995953][ T3076] do_set_master (net/core/rtnetlink.c:2948) 
[ 294.996278][ T3076] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 294.996612][ T3076] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 294.997021][ T3076] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 294.997345][ T3076] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 294.997666][ T3076] ? __kernel_text_address (kernel/extable.c:79) 
[ 294.998021][ T3076] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 294.998367][ T3076] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 294.998690][ T3076] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 294.999110][ T3076] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.999456][ T3076] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 294.999770][ T3076] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 295.000128][ T3076] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 295.000478][ T3076] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.000794][ T3076] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 295.001108][ T3076] ? __create_object (mm/kmemleak.c:771) 
[ 295.001437][ T3076] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 295.001746][ T3076] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 295.002048][ T3076] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 295.002451][ T3076] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 295.002781][ T3076] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 295.003092][ T3076] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 295.003411][ T3076] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.003740][ T3076] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.004045][ T3076] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 295.004354][ T3076] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 295.004666][ T3076] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 295.004970][ T3076] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 295.005292][ T3076] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 295.005613][ T3076] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.005940][ T3076] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 295.006259][ T3076] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 295.006588][ T3076] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 295.006920][ T3076] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 295.007229][ T3076] ? 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) 
[ 295.007554][ T3076] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 295.007875][ T3076] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 295.008177][ T3076] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.008496][ T3076] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 295.008808][ T3076] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 295.009120][ T3076] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 295.009442][ T3076] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 295.009784][ T3076] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 295.010105][ T3076] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 295.010505][ T3076] ___sys_sendmsg (net/socket.c:2670) 
[ 295.010839][ T3076] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 295.011147][ T3076] ? __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) 
[ 295.011547][ T3076] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 295.011882][ T3076] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.012209][ T3076] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 295.012543][ T3076] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 295.012859][ T3076] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 295.013161][ T3076] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 295.013480][ T3076] __sys_sendmsg (net/socket.c:2700) 
[ 295.013783][ T3076] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 295.014159][ T3076] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 295.014484][ T3076] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 295.014793][ T3076] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 295.015099][ T3076] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  295.015488][ T3076] RIP: 0033:0x7faacc8c01e7
[ 295.015822][ T3076] 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)
[  295.016927][ T3076] RSP: 002b:00007ffe5d0e1238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  295.017421][ T3076] RAX: ffffffffffffffda RBX: 00007ffe5d0e1960 RCX: 00007faacc8c01e7
[  295.017895][ T3076] RDX: 0000000000000000 RSI: 00007ffe5d0e12a0 RDI: 0000000000000005
[  295.018358][ T3076] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  295.018830][ T3076] R10: 000000002168c910 R11: 0000000000000246 R12: 0000000000000004
[  295.019292][ T3076] R13: 00000000686e18df R14: 0000000000499600 R15: 0000000000000000
| [  309.067812][ T3114] ------------[ cut here ]------------
| [ 309.068191][ T3114] WARNING: CPU: 2 PID: 3114 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) 
| [  309.069142][ T3114] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  309.070676][ T3114] Tainted: [W]=WARN
[  309.070936][ T3114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 309.071375][ T3114] 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) 
[ 309.071733][ T3114] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  309.072904][ T3114] RSP: 0018:ffffc90004ce6f70 EFLAGS: 00010246
[  309.073324][ T3114] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  309.073817][ T3114] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  309.074285][ T3114] RBP: ffffc90004ce7058 R08: 0000000000000000 R09: 0000000000000000
[  309.074774][ T3114] R10: ffffc90004ce7088 R11: ffffffffb9f79160 R12: 1ffff9200099cdf2
[  309.075264][ T3114] R13: 00000000000005dc R14: ffffc90004ce7088 R15: ffff88800b652f08
[  309.075760][ T3114] FS:  00007f71a8427800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  309.076327][ T3114] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  309.076767][ T3114] CR2: 00000000004e5de8 CR3: 000000000f814002 CR4: 0000000000772ef0
[  309.077256][ T3114] PKRU: 55555554
[  309.077523][ T3114] Call Trace:
[  309.077768][ T3114]  <TASK>
[ 309.077957][ T3114] ? __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) 
[ 309.078402][ T3114] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 309.078776][ T3114] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 309.079106][ T3114] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 309.079455][ T3114] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 309.079792][ T3114] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 309.080150][ T3114] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 309.080489][ T3114] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 309.080815][ T3114] ? ___sys_sendmsg (net/socket.c:2670) 
[ 309.081139][ T3114] ? __sys_sendmsg (net/socket.c:2700) 
[ 309.081477][ T3114] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 309.081810][ T3114] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 309.082225][ T3114] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 309.082593][ T3114] netif_set_mtu (net/core/dev.c:9652) 
[ 309.082929][ T3114] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 309.083271][ T3114] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 309.083533][ T3114] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 309.083980][ T3114] br_del_if (net/bridge/br_if.c:743) bridge 
[ 309.084355][ T3114] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 309.084686][ T3114] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 309.085019][ T3114] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 309.085360][ T3114] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 309.085779][ T3114] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 309.086134][ T3114] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 309.086482][ T3114] ? __kernel_text_address (kernel/extable.c:79) 
[ 309.086834][ T3114] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 309.087168][ T3114] ? __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) 
[ 309.087525][ T3114] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 309.087936][ T3114] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 309.088281][ T3114] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 309.088630][ T3114] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 309.088956][ T3114] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 309.089283][ T3114] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 309.089638][ T3114] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 309.089986][ T3114] ? __create_object (mm/kmemleak.c:771) 
[ 309.090347][ T3114] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 309.090693][ T3114] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 309.091020][ T3114] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 309.091432][ T3114] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 309.091769][ T3114] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 309.092099][ T3114] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 309.092466][ T3114] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 309.092803][ T3114] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 309.093171][ T3114] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 309.093514][ T3114] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 309.093850][ T3114] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 309.094177][ T3114] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 309.094513][ T3114] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 309.094838][ T3114] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 309.095167][ T3114] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 309.095508][ T3114] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 309.095839][ T3114] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 309.096179][ T3114] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 309.096560][ T3114] ? 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) 
[ 309.096906][ T3114] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 309.097227][ T3114] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 309.097573][ T3114] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 309.097922][ T3114] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 309.098265][ T3114] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 309.098624][ T3114] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 309.098974][ T3114] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 309.099323][ T3114] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 309.099662][ T3114] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 309.100142][ T3114] ___sys_sendmsg (net/socket.c:2670) 
[ 309.100498][ T3114] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 309.100841][ T3114] ? __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) 
[ 309.101269][ T3114] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 309.101621][ T3114] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 309.101964][ T3114] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 309.102294][ T3114] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 309.102636][ T3114] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 309.102975][ T3114] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 309.103328][ T3114] __sys_sendmsg (net/socket.c:2700) 
[ 309.103682][ T3114] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 309.104096][ T3114] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 309.104454][ T3114] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 309.104794][ T3114] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 309.105131][ T3114] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  309.105553][ T3114] RIP: 0033:0x7f71a85f41e7
[ 309.105892][ T3114] 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)
[  309.107026][ T3114] RSP: 002b:00007ffeb2ed80d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  309.107523][ T3114] RAX: ffffffffffffffda RBX: 00007ffeb2ed8800 RCX: 00007f71a85f41e7
[  309.108018][ T3114] RDX: 0000000000000000 RSI: 00007ffeb2ed8140 RDI: 0000000000000005
[  309.108502][ T3114] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  309.108996][ T3114] R10: 00007f71a84f1ee8 R11: 0000000000000246 R12: 0000000000000003
[  309.109493][ T3114] R13: 00000000686e18ed R14: 0000000000499600 R15: 0000000000000000
| [  310.594271][ T3148] ------------[ cut here ]------------
| [ 310.594618][ T3148] WARNING: CPU: 0 PID: 3148 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) 
| [  310.595277][ T3148] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  310.597141][ T3148] Tainted: [W]=WARN
[  310.597637][ T3148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 310.598141][ T3148] 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) 
[ 310.598637][ T3148] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  310.599896][ T3148] RSP: 0018:ffffc90004ca6ef0 EFLAGS: 00010246
[  310.600336][ T3148] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  310.600829][ T3148] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  310.601323][ T3148] RBP: ffffc90004ca6fe0 R08: 0000000000000000 R09: 0000000000000000
[  310.601825][ T3148] R10: ffffc90004ca7010 R11: ffffffffba8a8918 R12: 1ffff92000994de2
[  310.602348][ T3148] R13: 00000000000005aa R14: ffffc90004ca7010 R15: ffff88800b652f08
[  310.602860][ T3148] FS:  00007f2452ee6800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  310.603447][ T3148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  310.603868][ T3148] CR2: 00000000004e5ce0 CR3: 000000000bdb3005 CR4: 0000000000772ef0
[  310.604370][ T3148] PKRU: 55555554
[  310.604614][ T3148] Call Trace:
[  310.604856][ T3148]  <TASK>
[ 310.605024][ T3148] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 310.605364][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 310.605748][ T3148] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 310.606137][ T3148] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 310.606561][ T3148] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 310.606908][ T3148] netif_set_mtu (net/core/dev.c:9652) 
[ 310.607233][ T3148] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 310.607577][ T3148] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 310.608048][ T3148] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 310.608295][ T3148] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 310.608760][ T3148] br_add_if (net/bridge/br_if.c:697) bridge 
[ 310.609148][ T3148] do_set_master (net/core/rtnetlink.c:2948) 
[ 310.609496][ T3148] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 310.609836][ T3148] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 310.610281][ T3148] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 310.610616][ T3148] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 310.610967][ T3148] ? __kernel_text_address (kernel/extable.c:79) 
[ 310.611300][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 310.611637][ T3148] ? __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) 
[ 310.611970][ T3148] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 310.612382][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 310.612709][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 310.613039][ T3148] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 310.613373][ T3148] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 310.613705][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 310.614069][ T3148] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 310.614405][ T3148] ? __create_object (mm/kmemleak.c:771) 
[ 310.614735][ T3148] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 310.615060][ T3148] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 310.615391][ T3148] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 310.615794][ T3148] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 310.616135][ T3148] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 310.616488][ T3148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 310.616815][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 310.617145][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 310.617479][ T3148] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 310.617803][ T3148] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 310.618156][ T3148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 310.618489][ T3148] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 310.618837][ T3148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 310.619187][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 310.619529][ T3148] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 310.619856][ T3148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 310.620233][ T3148] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 310.620583][ T3148] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 310.620903][ T3148] ? 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) 
[ 310.621234][ T3148] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 310.621642][ T3148] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 310.621987][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 310.622333][ T3148] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 310.622666][ T3148] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 310.623021][ T3148] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 310.623363][ T3148] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 310.623693][ T3148] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 310.624038][ T3148] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 310.624464][ T3148] ___sys_sendmsg (net/socket.c:2670) 
[ 310.624788][ T3148] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 310.625123][ T3148] ? __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) 
[ 310.625544][ T3148] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 310.625886][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 310.626221][ T3148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 310.626565][ T3148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 310.626916][ T3148] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 310.627243][ T3148] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 310.627583][ T3148] __sys_sendmsg (net/socket.c:2700) 
[ 310.627915][ T3148] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 310.628327][ T3148] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 310.628663][ T3148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 310.629068][ T3148] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 310.629414][ T3148] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  310.629835][ T3148] RIP: 0033:0x7f24530b31e7
[ 310.630202][ T3148] 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)
[  310.631412][ T3148] RSP: 002b:00007fffbc3da968 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  310.631919][ T3148] RAX: ffffffffffffffda RBX: 00007fffbc3db090 RCX: 00007f24530b31e7
[  310.632415][ T3148] RDX: 0000000000000000 RSI: 00007fffbc3da9d0 RDI: 0000000000000005
[  310.632914][ T3148] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  310.633649][ T3148] R10: 000000002c67c910 R11: 0000000000000246 R12: 0000000000000004
[  310.634201][ T3148] R13: 00000000686e18ef R14: 0000000000499600 R15: 0000000000000000
| [  316.204510][ T3174] ------------[ cut here ]------------
| [ 316.204834][ T3174] WARNING: CPU: 3 PID: 3174 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) 
| [  316.205495][ T3174] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  316.206893][ T3174] Tainted: [W]=WARN
[  316.207142][ T3174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 316.207567][ T3174] 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) 
[ 316.207913][ T3174] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  316.209142][ T3174] RSP: 0018:ffffc90004f16f70 EFLAGS: 00010246
[  316.210557][ T3174] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  316.211040][ T3174] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  316.211512][ T3174] RBP: ffffc90004f17058 R08: 0000000000000000 R09: 0000000000000000
[  316.211965][ T3174] R10: ffffc90004f17088 R11: ffffffffb9f79160 R12: 1ffff920009e2df2
[  316.212450][ T3174] R13: 00000000000005dc R14: ffffc90004f17088 R15: ffff88800b652f08
[  316.212916][ T3174] FS:  00007fac5ddf9800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  316.213483][ T3174] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  316.213873][ T3174] CR2: 00000000004e5ce0 CR3: 000000000980a004 CR4: 0000000000772ef0
[  316.214351][ T3174] PKRU: 55555554
[  316.214587][ T3174] Call Trace:
[  316.214826][ T3174]  <TASK>
[ 316.214980][ T3174] ? __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) 
[ 316.215410][ T3174] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 316.215760][ T3174] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 316.216067][ T3174] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 316.216412][ T3174] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 316.216725][ T3174] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 316.217040][ T3174] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 316.217365][ T3174] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 316.217670][ T3174] ? ___sys_sendmsg (net/socket.c:2670) 
[ 316.217972][ T3174] ? __sys_sendmsg (net/socket.c:2700) 
[ 316.218296][ T3174] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 316.218610][ T3174] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 316.218990][ T3174] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 316.219330][ T3174] netif_set_mtu (net/core/dev.c:9652) 
[ 316.219641][ T3174] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 316.219972][ T3174] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 316.220208][ T3174] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 316.220657][ T3174] br_del_if (net/bridge/br_if.c:743) bridge 
[ 316.220997][ T3174] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 316.221336][ T3174] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 316.221663][ T3174] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 316.221973][ T3174] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 316.222387][ T3174] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 316.222692][ T3174] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 316.223002][ T3174] ? __kernel_text_address (kernel/extable.c:79) 
[ 316.223324][ T3174] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 316.223657][ T3174] ? __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) 
[ 316.223973][ T3174] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 316.224380][ T3174] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 316.224693][ T3174] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 316.225009][ T3174] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 316.225321][ T3174] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 316.225644][ T3174] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 316.225950][ T3174] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 316.226254][ T3174] ? __create_object (mm/kmemleak.c:771) 
[ 316.226593][ T3174] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 316.226905][ T3174] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 316.227206][ T3174] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 316.227629][ T3174] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 316.227947][ T3174] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 316.228255][ T3174] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 316.228589][ T3174] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 316.228909][ T3174] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 316.229249][ T3174] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 316.229582][ T3174] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 316.229889][ T3174] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 316.230231][ T3174] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 316.230575][ T3174] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 316.230905][ T3174] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 316.231235][ T3174] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 316.231577][ T3174] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 316.231919][ T3174] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 316.232235][ T3174] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 316.232546][ T3174] ? 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) 
[ 316.232871][ T3174] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 316.233179][ T3174] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 316.233494][ T3174] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 316.233839][ T3174] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 316.234153][ T3174] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 316.234469][ T3174] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 316.234832][ T3174] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 316.235162][ T3174] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 316.235494][ T3174] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 316.235921][ T3174] ___sys_sendmsg (net/socket.c:2670) 
[ 316.236242][ T3174] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 316.236581][ T3174] ? __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) 
[ 316.236998][ T3174] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 316.237333][ T3174] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 316.237656][ T3174] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 316.238001][ T3174] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 316.238337][ T3174] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 316.238658][ T3174] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 316.238993][ T3174] __sys_sendmsg (net/socket.c:2700) 
[ 316.239328][ T3174] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 316.239732][ T3174] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 316.240110][ T3174] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 316.240450][ T3174] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 316.240789][ T3174] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  316.241193][ T3174] RIP: 0033:0x7fac5dfc61e7
[ 316.241535][ T3174] 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)
[  316.242713][ T3174] RSP: 002b:00007fff130f59d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  316.243214][ T3174] RAX: ffffffffffffffda RBX: 00007fff130f6100 RCX: 00007fac5dfc61e7
[  316.243705][ T3174] RDX: 0000000000000000 RSI: 00007fff130f5a40 RDI: 0000000000000005
[  316.244209][ T3174] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  316.244701][ T3174] R10: 00007fac5dec3ee8 R11: 0000000000000246 R12: 0000000000000003
[  316.245200][ T3174] R13: 00000000686e18f4 R14: 0000000000499600 R15: 0000000000000000
| [  318.228134][ T3243] ------------[ cut here ]------------
| [ 318.228696][ T3243] WARNING: CPU: 3 PID: 3243 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) 
| [  318.229792][ T3243] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  318.232286][ T3243] Tainted: [W]=WARN
[  318.232720][ T3243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 318.233425][ T3243] 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) 
[ 318.234001][ T3243] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  318.235186][ T3243] RSP: 0018:ffffc900051d6ef0 EFLAGS: 00010246
[  318.235588][ T3243] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  318.236063][ T3243] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  318.236532][ T3243] RBP: ffffc900051d6fe0 R08: 0000000000000000 R09: 0000000000000000
[  318.237009][ T3243] R10: ffffc900051d7010 R11: ffffffffba8a8918 R12: 1ffff92000a3ade2
[  318.237481][ T3243] R13: 00000000000005aa R14: ffffc900051d7010 R15: ffff88800b652f08
[  318.237960][ T3243] FS:  00007faf6dce7800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  318.238511][ T3243] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  318.239011][ T3243] CR2: 00000000004e5ce0 CR3: 000000000fe19006 CR4: 0000000000772ef0
[  318.239863][ T3243] PKRU: 55555554
[  318.240146][ T3243] Call Trace:
[  318.240393][ T3243]  <TASK>
[ 318.240561][ T3243] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 318.240874][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 318.241190][ T3243] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 318.241507][ T3243] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 318.241891][ T3243] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 318.242201][ T3243] netif_set_mtu (net/core/dev.c:9652) 
[ 318.242519][ T3243] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 318.242843][ T3243] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 318.243273][ T3243] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 318.243516][ T3243] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 318.243937][ T3243] br_add_if (net/bridge/br_if.c:697) bridge 
[ 318.244292][ T3243] do_set_master (net/core/rtnetlink.c:2948) 
[ 318.244615][ T3243] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 318.244929][ T3243] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 318.245332][ T3243] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 318.245640][ T3243] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 318.245946][ T3243] ? __kernel_text_address (kernel/extable.c:79) 
[ 318.246254][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 318.246575][ T3243] ? __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) 
[ 318.246883][ T3243] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 318.247263][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 318.247592][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 318.247901][ T3243] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 318.248205][ T3243] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 318.248522][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 318.248830][ T3243] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 318.249136][ T3243] ? __create_object (mm/kmemleak.c:771) 
[ 318.249451][ T3243] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 318.249762][ T3243] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 318.250090][ T3243] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 318.250482][ T3243] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 318.250796][ T3243] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 318.251105][ T3243] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 318.251416][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 318.251733][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 318.252042][ T3243] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 318.252360][ T3243] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 318.252673][ T3243] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 318.252980][ T3243] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 318.253287][ T3243] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 318.253606][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 318.253922][ T3243] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 318.254228][ T3243] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 318.254542][ T3243] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 318.255331][ T3243] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 318.255636][ T3243] ? 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) 
[ 318.255943][ T3243] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 318.256252][ T3243] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 318.256569][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 318.256880][ T3243] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 318.257190][ T3243] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 318.257512][ T3243] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 318.258272][ T3243] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 318.258590][ T3243] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 318.258899][ T3243] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 318.259289][ T3243] ___sys_sendmsg (net/socket.c:2670) 
[ 318.259600][ T3243] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 318.259906][ T3243] ? __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) 
[ 318.260306][ T3243] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 318.261070][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 318.261390][ T3243] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 318.261706][ T3243] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 318.262017][ T3243] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 318.262336][ T3243] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 318.262873][ T3243] __sys_sendmsg (net/socket.c:2700) 
[ 318.263183][ T3243] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 318.263794][ T3243] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 318.264117][ T3243] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 318.264654][ T3243] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 318.264963][ T3243] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  318.265575][ T3243] RIP: 0033:0x7faf6deb41e7
[ 318.265893][ T3243] 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)
[  318.267234][ T3243] RSP: 002b:00007ffcd58a9888 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  318.267705][ T3243] RAX: ffffffffffffffda RBX: 00007ffcd58a9fb0 RCX: 00007faf6deb41e7
[  318.268167][ T3243] RDX: 0000000000000000 RSI: 00007ffcd58a98f0 RDI: 0000000000000005
[  318.268639][ T3243] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  318.269100][ T3243] R10: 0000000021b2a910 R11: 0000000000000246 R12: 0000000000000004
[  318.269567][ T3243] R13: 00000000686e18f6 R14: 0000000000499600 R15: 0000000000000000
| [  331.470227][ T3270] ------------[ cut here ]------------
| [ 331.470595][ T3270] WARNING: CPU: 2 PID: 3270 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) 
| [  331.471282][ T3270] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  331.472732][ T3270] Tainted: [W]=WARN
[  331.472991][ T3270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 331.473418][ T3270] 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) 
[ 331.473766][ T3270] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  331.474944][ T3270] RSP: 0018:ffffc900052c6f70 EFLAGS: 00010246
[  331.475376][ T3270] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  331.475870][ T3270] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  331.476370][ T3270] RBP: ffffc900052c7058 R08: 0000000000000000 R09: 0000000000000000
[  331.476866][ T3270] R10: ffffc900052c7088 R11: ffffffffb9f79160 R12: 1ffff92000a58df2
[  331.478400][ T3270] R13: 00000000000005dc R14: ffffc900052c7088 R15: ffff88800b652f08
[  331.478891][ T3270] FS:  00007f9f4c44e800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  331.479443][ T3270] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  331.479846][ T3270] CR2: 00000000004e5ce0 CR3: 000000000929f003 CR4: 0000000000772ef0
[  331.480360][ T3270] PKRU: 55555554
[  331.480605][ T3270] Call Trace:
[  331.480848][ T3270]  <TASK>
[ 331.481016][ T3270] ? __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) 
[ 331.481417][ T3270] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 331.481777][ T3270] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 331.482098][ T3270] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 331.482426][ T3270] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 331.482743][ T3270] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 331.483106][ T3270] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 331.483447][ T3270] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 331.483781][ T3270] ? ___sys_sendmsg (net/socket.c:2670) 
[ 331.484138][ T3270] ? __sys_sendmsg (net/socket.c:2700) 
[ 331.484488][ T3270] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 331.484823][ T3270] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 331.485234][ T3270] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 331.485616][ T3270] netif_set_mtu (net/core/dev.c:9652) 
[ 331.485947][ T3270] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 331.486295][ T3270] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 331.486562][ T3270] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 331.487020][ T3270] br_del_if (net/bridge/br_if.c:743) bridge 
[ 331.487399][ T3270] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 331.487735][ T3270] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 331.488078][ T3270] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 331.488452][ T3270] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 331.488853][ T3270] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 331.489166][ T3270] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 331.489495][ T3270] ? __kernel_text_address (kernel/extable.c:79) 
[ 331.489814][ T3270] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 331.490147][ T3270] ? __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) 
[ 331.490477][ T3270] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 331.490869][ T3270] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 331.491186][ T3270] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 331.491509][ T3270] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 331.491825][ T3270] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 331.492144][ T3270] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 331.492537][ T3270] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 331.492869][ T3270] ? __create_object (mm/kmemleak.c:771) 
[ 331.493210][ T3270] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 331.493562][ T3270] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 331.493894][ T3270] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 331.494303][ T3270] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 331.494651][ T3270] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 331.494991][ T3270] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 331.495331][ T3270] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 331.495686][ T3270] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 331.496020][ T3270] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 331.496357][ T3270] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 331.496693][ T3270] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 331.497026][ T3270] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 331.497369][ T3270] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 331.497710][ T3270] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 331.498047][ T3270] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 331.498399][ T3270] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 331.498734][ T3270] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 331.499078][ T3270] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 331.499425][ T3270] ? 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) 
[ 331.499764][ T3270] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 331.500111][ T3270] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 331.500456][ T3270] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 331.500802][ T3270] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 331.501145][ T3270] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 331.501493][ T3270] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 331.501841][ T3270] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 331.502178][ T3270] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 331.502521][ T3270] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 331.502947][ T3270] ___sys_sendmsg (net/socket.c:2670) 
[ 331.503280][ T3270] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 331.503621][ T3270] ? __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) 
[ 331.504033][ T3270] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 331.504374][ T3270] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 331.504713][ T3270] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 331.505052][ T3270] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 331.505394][ T3270] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 331.505731][ T3270] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 331.506070][ T3270] __sys_sendmsg (net/socket.c:2700) 
[ 331.506414][ T3270] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 331.506825][ T3270] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 331.507170][ T3270] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 331.507517][ T3270] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 331.507853][ T3270] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  331.508265][ T3270] RIP: 0033:0x7f9f4c61b1e7
[ 331.508619][ T3270] 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)
[  331.509786][ T3270] RSP: 002b:00007ffd8222d618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  331.510289][ T3270] RAX: ffffffffffffffda RBX: 00007ffd8222dd40 RCX: 00007f9f4c61b1e7
[  331.510801][ T3270] RDX: 0000000000000000 RSI: 00007ffd8222d680 RDI: 0000000000000005
[  331.511293][ T3270] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  331.511802][ T3270] R10: 00007f9f4c518ee8 R11: 0000000000000246 R12: 0000000000000003
[  331.512292][ T3270] R13: 00000000686e1904 R14: 0000000000499600 R15: 0000000000000000
| [  334.413236][ T3356] ------------[ cut here ]------------
| [ 334.413778][ T3356] WARNING: CPU: 3 PID: 3356 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) 
| [  334.414854][ T3356] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  334.417343][ T3356] Tainted: [W]=WARN
[  334.417766][ T3356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 334.418494][ T3356] 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) 
[ 334.419078][ T3356] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  334.421102][ T3356] RSP: 0018:ffffc90005666ef0 EFLAGS: 00010246
[  334.421879][ T3356] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  334.422730][ T3356] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  334.423578][ T3356] RBP: ffffc90005666fe0 R08: 0000000000000000 R09: 0000000000000000
[  334.424432][ T3356] R10: ffffc90005667010 R11: ffffffffba8a8918 R12: 1ffff92000accde2
[  334.425245][ T3356] R13: 00000000000005aa R14: ffffc90005667010 R15: ffff88800b652f08
[  334.426101][ T3356] FS:  00007f820483d800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  334.427094][ T3356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  334.427817][ T3356] CR2: 00000000004a0064 CR3: 0000000011f30001 CR4: 0000000000772ef0
[  334.428656][ T3356] PKRU: 55555554
[  334.429077][ T3356] Call Trace:
[  334.429519][ T3356]  <TASK>
[ 334.429811][ T3356] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 334.430401][ T3356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.431004][ T3356] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 334.431592][ T3356] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 334.432287][ T3356] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 334.432874][ T3356] netif_set_mtu (net/core/dev.c:9652) 
[ 334.433453][ T3356] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 334.434055][ T3356] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 334.434873][ T3356] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 334.435301][ T3356] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 334.436081][ T3356] br_add_if (net/bridge/br_if.c:697) bridge 
[ 334.436761][ T3356] do_set_master (net/core/rtnetlink.c:2948) 
[ 334.437379][ T3356] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 334.437953][ T3356] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 334.438724][ T3356] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 334.439307][ T3356] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 334.439900][ T3356] ? __kernel_text_address (kernel/extable.c:79) 
[ 334.440503][ T3356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.441066][ T3356] ? __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) 
[ 334.441640][ T3356] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 334.442354][ T3356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.443023][ T3356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.443600][ T3356] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 334.444160][ T3356] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 334.444751][ T3356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.445335][ T3356] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 334.445899][ T3356] ? __create_object (mm/kmemleak.c:771) 
[ 334.446498][ T3356] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 334.447084][ T3356] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 334.447692][ T3356] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 334.448420][ T3356] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 334.449014][ T3356] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 334.449612][ T3356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 334.450168][ T3356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.450557][ T3356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.450875][ T3356] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 334.451191][ T3356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 334.451543][ T3356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 334.451896][ T3356] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 334.452222][ T3356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 334.452578][ T3356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.452906][ T3356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 334.453231][ T3356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 334.453580][ T3356] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 334.453921][ T3356] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 334.454239][ T3356] ? 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) 
[ 334.454590][ T3356] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 334.454921][ T3356] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 334.455242][ T3356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.455825][ T3356] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 334.456154][ T3356] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 334.456515][ T3356] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 334.456846][ T3356] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 334.457439][ T3356] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 334.458006][ T3356] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 334.458753][ T3356] ___sys_sendmsg (net/socket.c:2670) 
[ 334.459765][ T3356] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 334.460229][ T3356] ? __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) 
[ 334.460678][ T3356] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 334.461023][ T3356] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 334.461607][ T3356] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 334.461957][ T3356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 334.462328][ T3356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 334.462853][ T3356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.463182][ T3356] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 334.463773][ T3356] __sys_sendmsg (net/socket.c:2700) 
[ 334.464112][ T3356] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 334.464547][ T3356] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 334.464885][ T3356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 334.465210][ T3356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 334.465566][ T3356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  334.465972][ T3356] RIP: 0033:0x7f8204a0a1e7
[ 334.466568][ T3356] 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)
[  334.468018][ T3356] RSP: 002b:00007ffc4a6924a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  334.468526][ T3356] RAX: ffffffffffffffda RBX: 00007ffc4a692bd0 RCX: 00007f8204a0a1e7
[  334.469023][ T3356] RDX: 0000000000000000 RSI: 00007ffc4a692510 RDI: 0000000000000005
[  334.469524][ T3356] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  334.470014][ T3356] R10: 000000002ac9f910 R11: 0000000000000246 R12: 0000000000000004
[  334.470980][ T3356] R13: 00000000686e1907 R14: 0000000000499600 R15: 0000000000000000
| [  347.773039][ T3383] ------------[ cut here ]------------
| [ 347.773541][ T3383] WARNING: CPU: 0 PID: 3383 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) 
| [  347.774179][ T3383] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  347.775535][ T3383] Tainted: [W]=WARN
[  347.775765][ T3383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 347.776147][ T3383] 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) 
[ 347.776470][ T3383] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  347.777580][ T3383] RSP: 0018:ffffc90005756f70 EFLAGS: 00010246
[  347.777972][ T3383] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  347.778447][ T3383] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  347.778908][ T3383] RBP: ffffc90005757058 R08: 0000000000000000 R09: 0000000000000000
[  347.779371][ T3383] R10: ffffc90005757088 R11: ffffffffb9f79160 R12: 1ffff92000aeadf2
[  347.779835][ T3383] R13: 00000000000005dc R14: ffffc90005757088 R15: ffff88800b652f08
[  347.780308][ T3383] FS:  00007fa82ce28800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  347.780866][ T3383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  347.781270][ T3383] CR2: 00000000004e5ce0 CR3: 000000000fc51004 CR4: 0000000000772ef0
[  347.781748][ T3383] PKRU: 55555554
[  347.781978][ T3383] Call Trace:
[  347.782205][ T3383]  <TASK>
[ 347.782370][ T3383] ? __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) 
[ 347.782754][ T3383] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 347.783109][ T3383] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 347.783421][ T3383] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 347.783729][ T3383] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 347.784030][ T3383] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 347.784343][ T3383] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 347.784645][ T3383] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 347.784954][ T3383] ? ___sys_sendmsg (net/socket.c:2670) 
[ 347.785256][ T3383] ? __sys_sendmsg (net/socket.c:2700) 
[ 347.785564][ T3383] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 347.785870][ T3383] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 347.786254][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 347.786586][ T3383] netif_set_mtu (net/core/dev.c:9652) 
[ 347.786891][ T3383] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 347.787210][ T3383] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 347.787449][ T3383] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 347.787868][ T3383] br_del_if (net/bridge/br_if.c:743) bridge 
[ 347.788208][ T3383] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 347.788519][ T3383] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 347.788826][ T3383] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 347.789140][ T3383] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 347.789534][ T3383] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 347.789836][ T3383] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 347.790151][ T3383] ? __kernel_text_address (kernel/extable.c:79) 
[ 347.790467][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 347.790779][ T3383] ? __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) 
[ 347.791083][ T3383] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 347.791501][ T3383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 347.791820][ T3383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 347.792138][ T3383] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 347.792464][ T3383] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 347.792785][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 347.793105][ T3383] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 347.793433][ T3383] ? __create_object (mm/kmemleak.c:771) 
[ 347.793764][ T3383] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 347.794084][ T3383] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 347.794413][ T3383] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 347.794812][ T3383] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 347.795140][ T3383] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 347.795473][ T3383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 347.795794][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 347.796120][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 347.796457][ T3383] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 347.796766][ T3383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 347.797081][ T3383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 347.797392][ T3383] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 347.797703][ T3383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 347.798013][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 347.798334][ T3383] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 347.798638][ T3383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 347.798959][ T3383] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 347.799274][ T3383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 347.799586][ T3383] ? 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) 
[ 347.799899][ T3383] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 347.800227][ T3383] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 347.800540][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 347.800859][ T3383] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 347.801168][ T3383] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 347.801490][ T3383] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 347.801818][ T3383] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 347.802136][ T3383] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 347.802461][ T3383] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 347.802907][ T3383] ___sys_sendmsg (net/socket.c:2670) 
[ 347.803226][ T3383] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 347.803559][ T3383] ? __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) 
[ 347.804034][ T3383] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 347.804352][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 347.804658][ T3383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 347.804966][ T3383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 347.805268][ T3383] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 347.805580][ T3383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 347.805899][ T3383] __sys_sendmsg (net/socket.c:2700) 
[ 347.806202][ T3383] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 347.806588][ T3383] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 347.806905][ T3383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 347.807211][ T3383] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 347.807525][ T3383] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  347.807903][ T3383] RIP: 0033:0x7fa82cff51e7
[ 347.808220][ T3383] 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)
[  347.809307][ T3383] RSP: 002b:00007ffc5430d278 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  347.809812][ T3383] RAX: ffffffffffffffda RBX: 00007ffc5430d9a0 RCX: 00007fa82cff51e7
[  347.810321][ T3383] RDX: 0000000000000000 RSI: 00007ffc5430d2e0 RDI: 0000000000000005
[  347.810801][ T3383] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  347.811278][ T3383] R10: 00007fa82cef2ee8 R11: 0000000000000246 R12: 0000000000000003
[  347.811772][ T3383] R13: 00000000686e1914 R14: 0000000000499600 R15: 0000000000000000
| [  351.195325][ T3482] ------------[ cut here ]------------
| [ 351.195692][ T3482] WARNING: CPU: 2 PID: 3482 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) 
| [  351.196377][ T3482] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  351.197855][ T3482] Tainted: [W]=WARN
[  351.198116][ T3482] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 351.198549][ T3482] 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) 
[ 351.198915][ T3482] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  351.200091][ T3482] RSP: 0018:ffffc90005b86ef0 EFLAGS: 00010246
[  351.200513][ T3482] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  351.201010][ T3482] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  351.201506][ T3482] RBP: ffffc90005b86fe0 R08: 0000000000000000 R09: 0000000000000000
[  351.201996][ T3482] R10: ffffc90005b87010 R11: ffffffffba8a8918 R12: 1ffff92000b70de2
[  351.202482][ T3482] R13: 00000000000005aa R14: ffffc90005b87010 R15: ffff88800b652f08
[  351.202984][ T3482] FS:  00007fbf0b6de800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  351.203547][ T3482] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  351.203971][ T3482] CR2: 00000000004e5ce0 CR3: 0000000011c44003 CR4: 0000000000772ef0
[  351.204461][ T3482] PKRU: 55555554
[  351.204728][ T3482] Call Trace:
[  351.204973][ T3482]  <TASK>
[ 351.205156][ T3482] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 351.205499][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 351.205845][ T3482] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 351.206165][ T3482] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 351.206576][ T3482] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 351.206918][ T3482] netif_set_mtu (net/core/dev.c:9652) 
[ 351.207243][ T3482] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 351.207590][ T3482] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 351.208071][ T3482] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 351.208346][ T3482] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 351.208821][ T3482] br_add_if (net/bridge/br_if.c:697) bridge 
[ 351.209205][ T3482] do_set_master (net/core/rtnetlink.c:2948) 
[ 351.209564][ T3482] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 351.209957][ T3482] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 351.210409][ T3482] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 351.210745][ T3482] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 351.211083][ T3482] ? __kernel_text_address (kernel/extable.c:79) 
[ 351.211436][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 351.211776][ T3482] ? __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) 
[ 351.212112][ T3482] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 351.212544][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 351.212881][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 351.213217][ T3482] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 351.213615][ T3482] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 351.214166][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 351.214718][ T3482] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 351.215260][ T3482] ? __create_object (mm/kmemleak.c:771) 
[ 351.215839][ T3482] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 351.216443][ T3482] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 351.217015][ T3482] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 351.217746][ T3482] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 351.218353][ T3482] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 351.218929][ T3482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 351.219527][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 351.220141][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 351.220737][ T3482] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 351.221331][ T3482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 351.221911][ T3482] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 351.222478][ T3482] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 351.223026][ T3482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 351.223583][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 351.224139][ T3482] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 351.224696][ T3482] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 351.225241][ T3482] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 351.225859][ T3482] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 351.226419][ T3482] ? 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) 
[ 351.226989][ T3482] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 351.227571][ T3482] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 351.228136][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 351.228717][ T3482] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 351.229265][ T3482] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 351.229833][ T3482] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 351.230420][ T3482] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 351.230967][ T3482] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 351.231546][ T3482] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 351.232235][ T3482] ___sys_sendmsg (net/socket.c:2670) 
[ 351.232810][ T3482] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 351.233376][ T3482] ? __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) 
[ 351.234061][ T3482] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 351.234621][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 351.235177][ T3482] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 351.235754][ T3482] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 351.236334][ T3482] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 351.236886][ T3482] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 351.237482][ T3482] __sys_sendmsg (net/socket.c:2700) 
[ 351.238036][ T3482] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 351.238750][ T3482] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 351.239375][ T3482] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 351.239978][ T3482] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 351.240588][ T3482] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  351.241294][ T3482] RIP: 0033:0x7fbf0b8ab1e7
[ 351.241902][ T3482] 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)
[  351.243682][ T3482] RSP: 002b:00007fff0cdc5338 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  351.244166][ T3482] RAX: ffffffffffffffda RBX: 00007fff0cdc5a60 RCX: 00007fbf0b8ab1e7
[  351.244660][ T3482] RDX: 0000000000000000 RSI: 00007fff0cdc53a0 RDI: 0000000000000005
[  351.245383][ T3482] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  351.245877][ T3482] R10: 000000000d73e910 R11: 0000000000000246 R12: 0000000000000004
[  351.246359][ T3482] R13: 00000000686e1917 R14: 0000000000499600 R15: 0000000000000000
| [  364.741359][ T3511] ------------[ cut here ]------------
| [ 364.741903][ T3511] WARNING: CPU: 1 PID: 3511 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) 
| [  364.743354][ T3511] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  364.746434][ T3511] Tainted: [W]=WARN
[  364.746865][ T3511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 364.747869][ T3511] 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) 
[ 364.748603][ T3511] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  364.750618][ T3511] RSP: 0018:ffffc90005c46f70 EFLAGS: 00010246
[  364.751308][ T3511] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  364.752151][ T3511] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  364.753034][ T3511] RBP: ffffc90005c47058 R08: 0000000000000000 R09: 0000000000000000
[  364.753901][ T3511] R10: ffffc90005c47088 R11: ffffffffb9f79160 R12: 1ffff92000b88df2
[  364.754734][ T3511] R13: 00000000000005dc R14: ffffc90005c47088 R15: ffff88800b652f08
[  364.755592][ T3511] FS:  00007fad0f174800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  364.756573][ T3511] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  364.757269][ T3511] CR2: 00000000004e5ce0 CR3: 0000000011c23004 CR4: 0000000000772ef0
[  364.758132][ T3511] PKRU: 55555554
[  364.758565][ T3511] Call Trace:
[  364.758984][ T3511]  <TASK>
[ 364.759261][ T3511] ? __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) 
[ 364.759996][ T3511] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 364.760671][ T3511] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 364.761135][ T3511] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 364.761475][ T3511] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 364.761798][ T3511] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 364.762129][ T3511] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 364.762462][ T3511] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 364.762779][ T3511] ? ___sys_sendmsg (net/socket.c:2670) 
[ 364.763375][ T3511] ? __sys_sendmsg (net/socket.c:2700) 
[ 364.763951][ T3511] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 364.764364][ T3511] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 364.764763][ T3511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 364.765104][ T3511] netif_set_mtu (net/core/dev.c:9652) 
[ 364.765436][ T3511] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 364.765771][ T3511] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 364.766030][ T3511] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 364.766496][ T3511] br_del_if (net/bridge/br_if.c:743) bridge 
[ 364.766894][ T3511] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 364.767402][ T3511] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 364.767732][ T3511] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 364.768095][ T3511] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 364.768497][ T3511] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 364.768803][ T3511] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 364.769124][ T3511] ? __kernel_text_address (kernel/extable.c:79) 
[ 364.769442][ T3511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 364.769750][ T3511] ? __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) 
[ 364.770073][ T3511] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 364.770461][ T3511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 364.770768][ T3511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 364.771292][ T3511] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 364.771650][ T3511] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 364.771971][ T3511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 364.772276][ T3511] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 364.772588][ T3511] ? __create_object (mm/kmemleak.c:771) 
[ 364.772913][ T3511] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 364.773220][ T3511] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 364.773534][ T3511] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 364.773919][ T3511] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 364.774236][ T3511] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 364.774558][ T3511] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 364.774876][ T3511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 364.775187][ T3511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 364.775508][ T3511] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 364.775818][ T3511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 364.776285][ T3511] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 364.776602][ T3511] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 364.776928][ T3511] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 364.777237][ T3511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 364.777557][ T3511] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 364.777876][ T3511] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 364.778182][ T3511] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 364.778508][ T3511] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 364.778820][ T3511] ? 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) 
[ 364.779135][ T3511] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 364.779463][ T3511] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 364.779768][ T3511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 364.780145][ T3511] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 364.780468][ T3511] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 364.780773][ T3511] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 364.781095][ T3511] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 364.781417][ T3511] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 364.781721][ T3511] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 364.782108][ T3511] ___sys_sendmsg (net/socket.c:2670) 
[ 364.782441][ T3511] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 364.782746][ T3511] ? __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) 
[ 364.783128][ T3511] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 364.783456][ T3511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 364.783773][ T3511] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 364.784080][ T3511] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 364.784398][ T3511] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 364.784702][ T3511] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 364.785028][ T3511] __sys_sendmsg (net/socket.c:2700) 
[ 364.785345][ T3511] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 364.785724][ T3511] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 364.786048][ T3511] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 364.786360][ T3511] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 364.786663][ T3511] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  364.787045][ T3511] RIP: 0033:0x7fad0f3411e7
[ 364.787377][ T3511] 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)
[  364.788492][ T3511] RSP: 002b:00007ffffef81e48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  364.788951][ T3511] RAX: ffffffffffffffda RBX: 00007ffffef82570 RCX: 00007fad0f3411e7
[  364.789411][ T3511] RDX: 0000000000000000 RSI: 00007ffffef81eb0 RDI: 0000000000000005
[  364.789867][ T3511] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  364.790346][ T3511] R10: 00007fad0f23eee8 R11: 0000000000000246 R12: 0000000000000003
[  364.790804][ T3511] R13: 00000000686e1925 R14: 0000000000499600 R15: 0000000000000000
| [  368.369637][ T3614] ------------[ cut here ]------------
| [ 368.369982][ T3614] WARNING: CPU: 2 PID: 3614 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) 
| [  368.370652][ T3614] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  368.372090][ T3614] Tainted: [W]=WARN
[  368.372359][ T3614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 368.372778][ T3614] 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) 
[ 368.373120][ T3614] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  368.374248][ T3614] RSP: 0018:ffffc90006116ef0 EFLAGS: 00010246
[  368.374663][ T3614] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  368.375135][ T3614] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  368.375624][ T3614] RBP: ffffc90006116fe0 R08: 0000000000000000 R09: 0000000000000000
[  368.376106][ T3614] R10: ffffc90006117010 R11: ffffffffba8a8918 R12: 1ffff92000c22de2
[  368.376589][ T3614] R13: 00000000000005aa R14: ffffc90006117010 R15: ffff88800b652f08
[  368.377071][ T3614] FS:  00007f8840336800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  368.377639][ T3614] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  368.378038][ T3614] CR2: 00000000004e5ce0 CR3: 000000000ba7f005 CR4: 0000000000772ef0
[  368.378530][ T3614] PKRU: 55555554
[  368.378775][ T3614] Call Trace:
[  368.379021][ T3614]  <TASK>
[ 368.379191][ T3614] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 368.379517][ T3614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 368.379861][ T3614] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 368.380206][ T3614] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 368.380611][ T3614] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 368.380937][ T3614] netif_set_mtu (net/core/dev.c:9652) 
[ 368.381258][ T3614] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 368.381611][ T3614] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 368.382055][ T3614] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 368.382307][ T3614] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 368.382761][ T3614] br_add_if (net/bridge/br_if.c:697) bridge 
[ 368.383129][ T3614] do_set_master (net/core/rtnetlink.c:2948) 
[ 368.383467][ T3614] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 368.383808][ T3614] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 368.384213][ T3614] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 368.384549][ T3614] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 368.384871][ T3614] ? __kernel_text_address (kernel/extable.c:79) 
[ 368.385190][ T3614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 368.385520][ T3614] ? __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) 
[ 368.385838][ T3614] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 368.386232][ T3614] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 368.386585][ T3614] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 368.386908][ T3614] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 368.387232][ T3614] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 368.387561][ T3614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 368.387885][ T3614] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 368.388214][ T3614] ? __create_object (mm/kmemleak.c:771) 
[ 368.388982][ T3614] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 368.389306][ T3614] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 368.389634][ T3614] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 368.390061][ T3614] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 368.390397][ T3614] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 368.390732][ T3614] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 368.391051][ T3614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 368.391617][ T3614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 368.391977][ T3614] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 368.392307][ T3614] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 368.392647][ T3614] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 368.392969][ T3614] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 368.393516][ T3614] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 368.393843][ T3614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 368.394163][ T3614] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 368.394715][ T3614] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 368.395276][ T3614] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 368.395633][ T3614] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 368.395953][ T3614] ? 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) 
[ 368.396273][ T3614] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 368.396600][ T3614] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 368.396922][ T3614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 368.397480][ T3614] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 368.397837][ T3614] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 368.398170][ T3614] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 368.398745][ T3614] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 368.399086][ T3614] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 368.399431][ T3614] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 368.400324][ T3614] ___sys_sendmsg (net/socket.c:2670) 
[ 368.400676][ T3614] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 368.401009][ T3614] ? __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) 
[ 368.401440][ T3614] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 368.401777][ T3614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 368.402113][ T3614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 368.402461][ T3614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 368.402801][ T3614] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 368.403125][ T3614] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 368.403682][ T3614] __sys_sendmsg (net/socket.c:2700) 
[ 368.404003][ T3614] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 368.404627][ T3614] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 368.404957][ T3614] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 368.405275][ T3614] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 368.405603][ T3614] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  368.406218][ T3614] RIP: 0033:0x7f88405031e7
[ 368.406566][ T3614] Code: Unable to access opcode bytes at 0x7f88405031bd.

Code starting with the faulting instruction
===========================================
[  368.406979][ T3614] RSP: 002b:00007ffd2b330408 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  368.407684][ T3614] RAX: ffffffffffffffda RBX: 00007ffd2b330b30 RCX: 00007f88405031e7
[  368.408156][ T3614] RDX: 0000000000000000 RSI: 00007ffd2b330470 RDI: 0000000000000005
[  368.408689][ T3614] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  368.409410][ T3614] R10: 0000000014ef0910 R11: 0000000000000246 R12: 0000000000000004
[  368.409888][ T3614] R13: 00000000686e1929 R14: 0000000000499600 R15: 0000000000000000
| [  381.958052][ T3645] ------------[ cut here ]------------
| [ 381.958385][ T3645] WARNING: CPU: 1 PID: 3645 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) 
| [  381.958999][ T3645] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  381.960374][ T3645] Tainted: [W]=WARN
[  381.960605][ T3645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 381.960996][ T3645] 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) 
[ 381.961336][ T3645] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  381.962448][ T3645] RSP: 0018:ffffc900061e6f70 EFLAGS: 00010246
[  381.962845][ T3645] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  381.963333][ T3645] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  381.963806][ T3645] RBP: ffffc900061e7058 R08: 0000000000000000 R09: 0000000000000000
[  381.964258][ T3645] R10: ffffc900061e7088 R11: ffffffffb9f79160 R12: 1ffff92000c3cdf2
[  381.965267][ T3645] R13: 00000000000005dc R14: ffffc900061e7088 R15: ffff88800b652f08
[  381.965742][ T3645] FS:  00007f79a7574800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  381.966280][ T3645] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  381.966677][ T3645] CR2: 00000000004e5ce0 CR3: 0000000011f32002 CR4: 0000000000772ef0
[  381.967143][ T3645] PKRU: 55555554
[  381.967404][ T3645] Call Trace:
[  381.967632][ T3645]  <TASK>
[ 381.967790][ T3645] ? __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) 
[ 381.968173][ T3645] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 381.968568][ T3645] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 381.968878][ T3645] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 381.969181][ T3645] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 381.969491][ T3645] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 381.969795][ T3645] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 381.970114][ T3645] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 381.970435][ T3645] ? ___sys_sendmsg (net/socket.c:2670) 
[ 381.970739][ T3645] ? __sys_sendmsg (net/socket.c:2700) 
[ 381.971076][ T3645] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 381.971399][ T3645] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 381.971776][ T3645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 381.972088][ T3645] netif_set_mtu (net/core/dev.c:9652) 
[ 381.972403][ T3645] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 381.972721][ T3645] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 381.972990][ T3645] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 381.973425][ T3645] br_del_if (net/bridge/br_if.c:743) bridge 
[ 381.973767][ T3645] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 381.974070][ T3645] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 381.974386][ T3645] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 381.974695][ T3645] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 381.975090][ T3645] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 381.975421][ T3645] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 381.975730][ T3645] ? __kernel_text_address (kernel/extable.c:79) 
[ 381.976037][ T3645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 381.976385][ T3645] ? __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) 
[ 381.976694][ T3645] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 381.977071][ T3645] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 381.977388][ T3645] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 381.977699][ T3645] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 381.978006][ T3645] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 381.978325][ T3645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 381.978631][ T3645] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 381.978932][ T3645] ? __create_object (mm/kmemleak.c:771) 
[ 381.979238][ T3645] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 381.979568][ T3645] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 381.979873][ T3645] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 381.980272][ T3645] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 381.980626][ T3645] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 381.980943][ T3645] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 381.981248][ T3645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 381.981571][ T3645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 381.981878][ T3645] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 381.982181][ T3645] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 381.982494][ T3645] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 381.982805][ T3645] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 381.983110][ T3645] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 381.983434][ T3645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 381.983743][ T3645] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 381.984048][ T3645] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 381.984388][ T3645] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 381.984706][ T3645] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 381.985014][ T3645] ? 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) 
[ 381.985332][ T3645] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 381.985641][ T3645] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 381.985944][ T3645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 381.986256][ T3645] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 381.986573][ T3645] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 381.986877][ T3645] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 381.987194][ T3645] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 381.987522][ T3645] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 381.987825][ T3645] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 381.988218][ T3645] ___sys_sendmsg (net/socket.c:2670) 
[ 381.988561][ T3645] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 381.988868][ T3645] ? __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) 
[ 381.989251][ T3645] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 381.989578][ T3645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 381.989886][ T3645] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 381.990203][ T3645] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 381.990514][ T3645] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 381.990819][ T3645] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 381.991131][ T3645] __sys_sendmsg (net/socket.c:2700) 
[ 381.991452][ T3645] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 381.991837][ T3645] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 381.992156][ T3645] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 381.992506][ T3645] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 381.992815][ T3645] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  381.993190][ T3645] RIP: 0033:0x7f79a77411e7
[ 381.993513][ T3645] 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)
[  381.994613][ T3645] RSP: 002b:00007ffe3c733678 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  381.995076][ T3645] RAX: ffffffffffffffda RBX: 00007ffe3c733da0 RCX: 00007f79a77411e7
[  381.995570][ T3645] RDX: 0000000000000000 RSI: 00007ffe3c7336e0 RDI: 0000000000000005
[  381.996026][ T3645] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  381.996534][ T3645] R10: 00007f79a763eee8 R11: 0000000000000246 R12: 0000000000000003
[  381.996991][ T3645] R13: 00000000686e1936 R14: 0000000000499600 R15: 0000000000000000
| [  383.525357][ T3681] ------------[ cut here ]------------
| [ 383.525678][ T3681] WARNING: CPU: 2 PID: 3681 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) 
| [  383.526332][ T3681] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  383.527731][ T3681] Tainted: [W]=WARN
[  383.527980][ T3681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 383.528419][ T3681] 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) 
[ 383.528751][ T3681] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  383.529956][ T3681] RSP: 0018:ffffc90006396ef0 EFLAGS: 00010246
[  383.530394][ T3681] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  383.530874][ T3681] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  383.531402][ T3681] RBP: ffffc90006396fe0 R08: 0000000000000000 R09: 0000000000000000
[  383.531907][ T3681] R10: ffffc90006397010 R11: ffffffffba8a8918 R12: 1ffff92000c72de2
[  383.532422][ T3681] R13: 0000000000000596 R14: ffffc90006397010 R15: ffff88800b652f08
[  383.532895][ T3681] FS:  00007f26979c6800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  383.533467][ T3681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  383.533880][ T3681] CR2: 00000000004e5de8 CR3: 000000001206b003 CR4: 0000000000772ef0
[  383.534379][ T3681] PKRU: 55555554
[  383.534627][ T3681] Call Trace:
[  383.534869][ T3681]  <TASK>
[ 383.535040][ T3681] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 383.535386][ T3681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 383.535713][ T3681] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 383.536044][ T3681] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 383.536467][ T3681] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 383.536793][ T3681] netif_set_mtu (net/core/dev.c:9652) 
[ 383.537111][ T3681] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 383.537475][ T3681] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 383.537925][ T3681] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 383.538174][ T3681] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 383.538646][ T3681] br_add_if (net/bridge/br_if.c:697) bridge 
[ 383.539018][ T3681] do_set_master (net/core/rtnetlink.c:2948) 
[ 383.539352][ T3681] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 383.539698][ T3681] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 383.540111][ T3681] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 383.540450][ T3681] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 383.540789][ T3681] ? __kernel_text_address (kernel/extable.c:79) 
[ 383.541113][ T3681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 383.541447][ T3681] ? __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) 
[ 383.541786][ T3681] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 383.542178][ T3681] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 383.542519][ T3681] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 383.542847][ T3681] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 383.543176][ T3681] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 383.543520][ T3681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 383.543860][ T3681] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 383.544176][ T3681] ? __create_object (mm/kmemleak.c:771) 
[ 383.544512][ T3681] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 383.544847][ T3681] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 383.545166][ T3681] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 383.545817][ T3681] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 383.546149][ T3681] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 383.546485][ T3681] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 383.546824][ T3681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 383.547384][ T3681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 383.547721][ T3681] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 383.548039][ T3681] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 383.548377][ T3681] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 383.548703][ T3681] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 383.549039][ T3681] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 383.549597][ T3681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 383.549947][ T3681] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 383.550281][ T3681] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 383.550612][ T3681] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 383.550959][ T3681] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 383.551284][ T3681] ? 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) 
[ 383.551856][ T3681] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 383.552190][ T3681] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 383.552520][ T3681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 383.552854][ T3681] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 383.553192][ T3681] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 383.553524][ T3681] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 383.553859][ T3681] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 383.554431][ T3681] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 383.555205][ T3681] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 383.555623][ T3681] ___sys_sendmsg (net/socket.c:2670) 
[ 383.555939][ T3681] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 383.556520][ T3681] ? __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) 
[ 383.557155][ T3681] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 383.557716][ T3681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 383.558051][ T3681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 383.558395][ T3681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 383.558735][ T3681] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 383.559067][ T3681] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 383.559418][ T3681] __sys_sendmsg (net/socket.c:2700) 
[ 383.559740][ T3681] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 383.560166][ T3681] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 383.560509][ T3681] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 383.560830][ T3681] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 383.561174][ T3681] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  383.561582][ T3681] RIP: 0033:0x7f2697b931e7
[ 383.561933][ T3681] 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)
[  383.563070][ T3681] RSP: 002b:00007ffcbee664d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  383.563808][ T3681] RAX: ffffffffffffffda RBX: 00007ffcbee66c00 RCX: 00007f2697b931e7
[  383.564297][ T3681] RDX: 0000000000000000 RSI: 00007ffcbee66540 RDI: 0000000000000005
[  383.564788][ T3681] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  383.565259][ T3681] R10: 000000001a6db910 R11: 0000000000000246 R12: 0000000000000004
[  383.565754][ T3681] R13: 00000000686e1938 R14: 0000000000499600 R15: 0000000000000000
| [  388.935946][ T3707] ------------[ cut here ]------------
| [ 388.936281][ T3707] WARNING: CPU: 1 PID: 3707 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) 
| [  388.936949][ T3707] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  388.938306][ T3707] Tainted: [W]=WARN
[  388.938549][ T3707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 388.938942][ T3707] 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) 
[ 388.939256][ T3707] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  388.940422][ T3707] RSP: 0018:ffffc90006496f70 EFLAGS: 00010246
[  388.940808][ T3707] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  388.941264][ T3707] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  388.941926][ T3707] RBP: ffffc90006497058 R08: 0000000000000000 R09: 0000000000000000
[  388.942530][ T3707] R10: ffffc90006497088 R11: ffffffffb9f79160 R12: 1ffff92000c92df2
[  388.943004][ T3707] R13: 00000000000005dc R14: ffffc90006497088 R15: ffff88800b652f08
[  388.943603][ T3707] FS:  00007f78096ec800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  388.944133][ T3707] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  388.944668][ T3707] CR2: 00000000004e5de8 CR3: 0000000011f40003 CR4: 0000000000772ef0
[  388.945134][ T3707] PKRU: 55555554
[  388.945510][ T3707] Call Trace:
[  388.945742][ T3707]  <TASK>
[ 388.945898][ T3707] ? __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) 
[ 388.946287][ T3707] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 388.946719][ T3707] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 388.947025][ T3707] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 388.947341][ T3707] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 388.947645][ T3707] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 388.947947][ T3707] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 388.948249][ T3707] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 388.948569][ T3707] ? ___sys_sendmsg (net/socket.c:2670) 
[ 388.948874][ T3707] ? __sys_sendmsg (net/socket.c:2700) 
[ 388.949174][ T3707] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 388.949490][ T3707] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 388.949869][ T3707] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 388.950193][ T3707] netif_set_mtu (net/core/dev.c:9652) 
[ 388.950525][ T3707] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 388.950852][ T3707] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 388.951085][ T3707] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 388.951511][ T3707] br_del_if (net/bridge/br_if.c:743) bridge 
[ 388.951852][ T3707] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 388.952157][ T3707] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 388.952471][ T3707] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 388.952780][ T3707] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 388.953164][ T3707] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 388.953483][ T3707] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 388.953791][ T3707] ? __kernel_text_address (kernel/extable.c:79) 
[ 388.954097][ T3707] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 388.954412][ T3707] ? __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) 
[ 388.954719][ T3707] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 388.955097][ T3707] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 388.955413][ T3707] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 388.955723][ T3707] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 388.956028][ T3707] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 388.956343][ T3707] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 388.956648][ T3707] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 388.956949][ T3707] ? __create_object (mm/kmemleak.c:771) 
[ 388.957254][ T3707] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 388.957571][ T3707] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 388.957881][ T3707] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 388.958259][ T3707] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 388.958577][ T3707] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 388.958886][ T3707] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 388.959194][ T3707] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 388.959511][ T3707] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 388.959815][ T3707] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 388.960130][ T3707] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 388.960452][ T3707] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 388.960757][ T3707] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 388.961062][ T3707] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 388.961384][ T3707] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 388.961692][ T3707] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 388.961993][ T3707] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 388.962299][ T3707] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 388.962627][ T3707] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 388.962929][ T3707] ? 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) 
[ 388.963234][ T3707] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 388.963548][ T3707] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 388.963853][ T3707] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 388.964159][ T3707] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 388.964476][ T3707] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 388.964787][ T3707] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 388.965097][ T3707] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 388.965413][ T3707] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 388.965725][ T3707] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 388.966113][ T3707] ___sys_sendmsg (net/socket.c:2670) 
[ 388.966421][ T3707] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 388.966725][ T3707] ? __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) 
[ 388.967107][ T3707] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 388.967451][ T3707] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 388.967759][ T3707] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 388.968068][ T3707] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 388.968389][ T3707] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 388.968696][ T3707] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 388.969020][ T3707] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 388.969345][ T3707] __sys_sendmsg (net/socket.c:2700) 
[ 388.969662][ T3707] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 388.970054][ T3707] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 388.970381][ T3707] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 388.970689][ T3707] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 388.970994][ T3707] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  388.971379][ T3707] RIP: 0033:0x7f78098b91e7
[ 388.971694][ T3707] 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)
[  388.972792][ T3707] RSP: 002b:00007ffe850af6c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  388.973252][ T3707] RAX: ffffffffffffffda RBX: 00007ffe850afdf0 RCX: 00007f78098b91e7
[  388.973719][ T3707] RDX: 0000000000000000 RSI: 00007ffe850af730 RDI: 0000000000000005
[  388.974179][ T3707] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  388.974642][ T3707] R10: 00007f78097b6ee8 R11: 0000000000000246 R12: 0000000000000003
[  388.975098][ T3707] R13: 00000000686e193d R14: 0000000000499600 R15: 0000000000000000
| [  390.927931][ T3776] ------------[ cut here ]------------
| [ 390.928255][ T3776] WARNING: CPU: 2 PID: 3776 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) 
| [  390.928892][ T3776] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  390.930295][ T3776] Tainted: [W]=WARN
[  390.930584][ T3776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 390.931009][ T3776] 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) 
[ 390.931406][ T3776] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  390.932601][ T3776] RSP: 0018:ffffc900067a6ef0 EFLAGS: 00010246
[  390.933026][ T3776] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  390.933538][ T3776] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  390.934053][ T3776] RBP: ffffc900067a6fe0 R08: 0000000000000000 R09: 0000000000000000
[  390.934578][ T3776] R10: ffffc900067a7010 R11: ffffffffba8a8918 R12: 1ffff92000cf4de2
[  390.935096][ T3776] R13: 0000000000000596 R14: ffffc900067a7010 R15: ffff88800b652f08
[  390.935626][ T3776] FS:  00007f9733197800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  390.936218][ T3776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  390.936647][ T3776] CR2: 00000000004e5de8 CR3: 0000000011b3f003 CR4: 0000000000772ef0
[  390.937156][ T3776] PKRU: 55555554
[  390.937426][ T3776] Call Trace:
[  390.937680][ T3776]  <TASK>
[ 390.937863][ T3776] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 390.938212][ T3776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 390.938569][ T3776] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 390.938909][ T3776] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 390.939344][ T3776] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 390.939689][ T3776] netif_set_mtu (net/core/dev.c:9652) 
[ 390.940039][ T3776] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 390.940416][ T3776] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 390.940877][ T3776] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 390.941139][ T3776] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 390.941617][ T3776] br_add_if (net/bridge/br_if.c:697) bridge 
[ 390.942005][ T3776] do_set_master (net/core/rtnetlink.c:2948) 
[ 390.942384][ T3776] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 390.942736][ T3776] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 390.943160][ T3776] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 390.943531][ T3776] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 390.943865][ T3776] ? __kernel_text_address (kernel/extable.c:79) 
[ 390.944210][ T3776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 390.944560][ T3776] ? __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) 
[ 390.944896][ T3776] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 390.945309][ T3776] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 390.945673][ T3776] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 390.946007][ T3776] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 390.946360][ T3776] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 390.946683][ T3776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 390.947008][ T3776] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 390.947333][ T3776] ? __create_object (mm/kmemleak.c:771) 
[ 390.947661][ T3776] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 390.947983][ T3776] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 390.948309][ T3776] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 390.948752][ T3776] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 390.949097][ T3776] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 390.949451][ T3776] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 390.949787][ T3776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 390.950149][ T3776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 390.950500][ T3776] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 390.950836][ T3776] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 390.951171][ T3776] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 390.951518][ T3776] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 390.951854][ T3776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 390.952189][ T3776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 390.952539][ T3776] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 390.952874][ T3776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 390.953213][ T3776] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 390.953568][ T3776] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 390.953904][ T3776] ? 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) 
[ 390.954239][ T3776] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 390.954590][ T3776] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 390.954925][ T3776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 390.955266][ T3776] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 390.955847][ T3776] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 390.956191][ T3776] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 390.956541][ T3776] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 390.956885][ T3776] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 390.957456][ T3776] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 390.957885][ T3776] ___sys_sendmsg (net/socket.c:2670) 
[ 390.958218][ T3776] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 390.958571][ T3776] ? __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) 
[ 390.959250][ T3776] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 390.959603][ T3776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 390.959945][ T3776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 390.960296][ T3776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 390.960630][ T3776] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 390.960957][ T3776] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 390.961288][ T3776] __sys_sendmsg (net/socket.c:2700) 
[ 390.961627][ T3776] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 390.962026][ T3776] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 390.962371][ T3776] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 390.962696][ T3776] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 390.963020][ T3776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  390.963422][ T3776] RIP: 0033:0x7f97333641e7
[ 390.963758][ T3776] 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)
[  390.964891][ T3776] RSP: 002b:00007fff37cdd0a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  390.965403][ T3776] RAX: ffffffffffffffda RBX: 00007fff37cdd7d0 RCX: 00007f97333641e7
[  390.966127][ T3776] RDX: 0000000000000000 RSI: 00007fff37cdd110 RDI: 0000000000000005
[  390.966619][ T3776] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  390.967098][ T3776] R10: 00000000315aa910 R11: 0000000000000246 R12: 0000000000000004
[  390.967586][ T3776] R13: 00000000686e193f R14: 0000000000499600 R15: 0000000000000000
| [  404.164056][ T3803] ------------[ cut here ]------------
| [ 404.164397][ T3803] WARNING: CPU: 0 PID: 3803 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) 
| [  404.165019][ T3803] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  404.166374][ T3803] Tainted: [W]=WARN
[  404.166606][ T3803] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 404.166996][ T3803] 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) 
[ 404.167308][ T3803] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  404.168426][ T3803] RSP: 0018:ffffc900068a6f70 EFLAGS: 00010246
[  404.168814][ T3803] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  404.169267][ T3803] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  404.169731][ T3803] RBP: ffffc900068a7058 R08: 0000000000000000 R09: 0000000000000000
[  404.170198][ T3803] R10: ffffc900068a7088 R11: ffffffffb9f79160 R12: 1ffff92000d14df2
[  404.170670][ T3803] R13: 00000000000005dc R14: ffffc900068a7088 R15: ffff88800b652f08
[  404.171125][ T3803] FS:  00007fb651818800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  404.171841][ T3803] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  404.172228][ T3803] CR2: 00000000004e5de8 CR3: 00000000119b2001 CR4: 0000000000772ef0
[  404.172843][ T3803] PKRU: 55555554
[  404.173074][ T3803] Call Trace:
[  404.173301][ T3803]  <TASK>
[ 404.173653][ T3803] ? __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) 
[ 404.174057][ T3803] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 404.174636][ T3803] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 404.174966][ T3803] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 404.175284][ T3803] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 404.175616][ T3803] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 404.175938][ T3803] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 404.176254][ T3803] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 404.176581][ T3803] ? ___sys_sendmsg (net/socket.c:2670) 
[ 404.176899][ T3803] ? __sys_sendmsg (net/socket.c:2700) 
[ 404.177214][ T3803] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 404.177538][ T3803] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 404.177941][ T3803] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 404.178268][ T3803] netif_set_mtu (net/core/dev.c:9652) 
[ 404.178597][ T3803] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 404.178934][ T3803] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 404.179178][ T3803] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 404.179609][ T3803] br_del_if (net/bridge/br_if.c:743) bridge 
[ 404.179956][ T3803] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 404.180296][ T3803] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 404.180620][ T3803] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 404.180932][ T3803] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 404.181328][ T3803] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 404.181635][ T3803] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 404.181943][ T3803] ? __kernel_text_address (kernel/extable.c:79) 
[ 404.182256][ T3803] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 404.182571][ T3803] ? __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) 
[ 404.182885][ T3803] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 404.183261][ T3803] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 404.183572][ T3803] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 404.183884][ T3803] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 404.184191][ T3803] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 404.184522][ T3803] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 404.184845][ T3803] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 404.185168][ T3803] ? __create_object (mm/kmemleak.c:771) 
[ 404.185499][ T3803] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 404.185821][ T3803] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 404.186139][ T3803] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 404.186551][ T3803] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 404.186879][ T3803] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 404.187204][ T3803] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 404.187533][ T3803] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 404.187868][ T3803] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 404.188188][ T3803] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 404.188514][ T3803] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 404.188839][ T3803] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 404.189156][ T3803] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 404.189488][ T3803] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 404.189803][ T3803] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 404.190117][ T3803] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 404.190440][ T3803] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 404.190758][ T3803] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 404.191080][ T3803] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 404.191390][ T3803] ? 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) 
[ 404.191698][ T3803] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 404.192005][ T3803] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 404.192346][ T3803] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 404.192659][ T3803] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 404.192966][ T3803] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 404.193274][ T3803] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 404.193594][ T3803] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 404.193906][ T3803] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 404.194208][ T3803] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 404.194609][ T3803] ___sys_sendmsg (net/socket.c:2670) 
[ 404.194918][ T3803] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 404.195221][ T3803] ? __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) 
[ 404.195613][ T3803] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 404.195944][ T3803] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 404.196266][ T3803] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 404.196602][ T3803] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 404.196922][ T3803] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 404.197245][ T3803] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 404.197585][ T3803] __sys_sendmsg (net/socket.c:2700) 
[ 404.197909][ T3803] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 404.198306][ T3803] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 404.198646][ T3803] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 404.198971][ T3803] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 404.199292][ T3803] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  404.199704][ T3803] RIP: 0033:0x7fb6519e51e7
[ 404.200034][ T3803] 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)
[  404.201215][ T3803] RSP: 002b:00007ffea38043d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  404.201691][ T3803] RAX: ffffffffffffffda RBX: 00007ffea3804b00 RCX: 00007fb6519e51e7
[  404.202153][ T3803] RDX: 0000000000000000 RSI: 00007ffea3804440 RDI: 0000000000000005
[  404.202619][ T3803] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  404.203077][ T3803] R10: 00007fb6518e2ee8 R11: 0000000000000246 R12: 0000000000000003
[  404.203541][ T3803] R13: 00000000686e194c R14: 0000000000499600 R15: 0000000000000000
| [  406.962430][ T3889] ------------[ cut here ]------------
| [ 406.962741][ T3889] WARNING: CPU: 1 PID: 3889 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) 
| [  406.963529][ T3889] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  406.965002][ T3889] Tainted: [W]=WARN
[  406.965233][ T3889] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 406.965761][ T3889] 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) 
[ 406.966080][ T3889] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  406.967335][ T3889] RSP: 0018:ffffc900061a6ef0 EFLAGS: 00010246
[  406.967718][ T3889] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  406.968180][ T3889] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  406.968777][ T3889] RBP: ffffc900061a6fe0 R08: 0000000000000000 R09: 0000000000000000
[  406.969229][ T3889] R10: ffffc900061a7010 R11: ffffffffba8a8918 R12: 1ffff92000c34de2
[  406.969874][ T3889] R13: 0000000000000596 R14: ffffc900061a7010 R15: ffff88800b652f08
[  406.970515][ T3889] FS:  00007f1e487de800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  406.971055][ T3889] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  406.971534][ T3889] CR2: 00000000004e5de8 CR3: 0000000011ed0005 CR4: 0000000000772ef0
[  406.972000][ T3889] PKRU: 55555554
[  406.972229][ T3889] Call Trace:
[  406.972467][ T3889]  <TASK>
[ 406.972627][ T3889] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 406.972935][ T3889] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 406.973245][ T3889] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 406.973558][ T3889] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 406.973937][ T3889] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 406.974238][ T3889] netif_set_mtu (net/core/dev.c:9652) 
[ 406.974550][ T3889] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 406.974866][ T3889] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 406.975297][ T3889] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 406.975538][ T3889] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 406.975956][ T3889] br_add_if (net/bridge/br_if.c:697) bridge 
[ 406.976308][ T3889] do_set_master (net/core/rtnetlink.c:2948) 
[ 406.976628][ T3889] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 406.976936][ T3889] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 406.977331][ T3889] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 406.977636][ T3889] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 406.977939][ T3889] ? __kernel_text_address (kernel/extable.c:79) 
[ 406.978244][ T3889] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 406.978558][ T3889] ? __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) 
[ 406.978864][ T3889] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 406.979244][ T3889] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 406.979565][ T3889] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 406.979868][ T3889] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 406.980182][ T3889] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 406.980494][ T3889] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 406.980798][ T3889] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 406.981098][ T3889] ? __create_object (mm/kmemleak.c:771) 
[ 406.981411][ T3889] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 406.981718][ T3889] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 406.982026][ T3889] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 406.982411][ T3889] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 406.982720][ T3889] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 406.983036][ T3889] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 406.983346][ T3889] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 406.983657][ T3889] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 406.983969][ T3889] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 406.984274][ T3889] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 406.984587][ T3889] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 406.984891][ T3889] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 406.985195][ T3889] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 406.985509][ T3889] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 406.985817][ T3889] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 406.986122][ T3889] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 406.986432][ T3889] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 406.986751][ T3889] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 406.987052][ T3889] ? 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) 
[ 406.987366][ T3889] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 406.987674][ T3889] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 406.987976][ T3889] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 406.988284][ T3889] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 406.988598][ T3889] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 406.988908][ T3889] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 406.989218][ T3889] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 406.989539][ T3889] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 406.989844][ T3889] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 406.990242][ T3889] ___sys_sendmsg (net/socket.c:2670) 
[ 406.990551][ T3889] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 406.990853][ T3889] ? __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) 
[ 406.991237][ T3889] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 406.991556][ T3889] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 406.991862][ T3889] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 406.992169][ T3889] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 406.992483][ T3889] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 406.992786][ T3889] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 406.993097][ T3889] __sys_sendmsg (net/socket.c:2700) 
[ 406.993410][ T3889] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 406.993789][ T3889] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 406.994106][ T3889] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 406.994421][ T3889] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 406.994726][ T3889] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  406.995104][ T3889] RIP: 0033:0x7f1e489ab1e7
[ 406.995432][ T3889] 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)
[  406.996526][ T3889] RSP: 002b:00007ffc3b0dc548 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  406.996982][ T3889] RAX: ffffffffffffffda RBX: 00007ffc3b0dcc70 RCX: 00007f1e489ab1e7
[  406.997442][ T3889] RDX: 0000000000000000 RSI: 00007ffc3b0dc5b0 RDI: 0000000000000005
[  406.997901][ T3889] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  406.998363][ T3889] R10: 0000000030877910 R11: 0000000000000246 R12: 0000000000000004
[  406.998828][ T3889] R13: 00000000686e194f R14: 0000000000499600 R15: 0000000000000000
| [  420.170429][ T3916] ------------[ cut here ]------------
| [ 420.170744][ T3916] WARNING: CPU: 3 PID: 3916 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) 
| [  420.171366][ T3916] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  420.173557][ T3916] Tainted: [W]=WARN
[  420.173798][ T3916] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 420.174177][ T3916] 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) 
[ 420.174504][ T3916] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  420.175630][ T3916] RSP: 0018:ffffc90006d76f70 EFLAGS: 00010246
[  420.176015][ T3916] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  420.176478][ T3916] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  420.176949][ T3916] RBP: ffffc90006d77058 R08: 0000000000000000 R09: 0000000000000000
[  420.177411][ T3916] R10: ffffc90006d77088 R11: ffffffffb9f79160 R12: 1ffff92000daedf2
[  420.177868][ T3916] R13: 00000000000005dc R14: ffffc90006d77088 R15: ffff88800b652f08
[  420.178329][ T3916] FS:  00007fd98b484800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  420.178870][ T3916] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  420.179278][ T3916] CR2: 00000000004e5de8 CR3: 0000000012464006 CR4: 0000000000772ef0
[  420.179774][ T3916] PKRU: 55555554
[  420.180006][ T3916] Call Trace:
[  420.180242][ T3916]  <TASK>
[ 420.180409][ T3916] ? __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) 
[ 420.180795][ T3916] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 420.181148][ T3916] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 420.181462][ T3916] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 420.181770][ T3916] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 420.182072][ T3916] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 420.182383][ T3916] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 420.182687][ T3916] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 420.182995][ T3916] ? ___sys_sendmsg (net/socket.c:2670) 
[ 420.183301][ T3916] ? __sys_sendmsg (net/socket.c:2700) 
[ 420.183638][ T3916] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 420.183947][ T3916] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 420.184332][ T3916] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 420.184646][ T3916] netif_set_mtu (net/core/dev.c:9652) 
[ 420.184952][ T3916] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 420.185273][ T3916] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 420.185511][ T3916] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 420.185939][ T3916] br_del_if (net/bridge/br_if.c:743) bridge 
[ 420.186278][ T3916] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 420.186592][ T3916] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 420.186902][ T3916] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 420.187209][ T3916] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 420.187633][ T3916] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 420.187942][ T3916] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 420.188249][ T3916] ? __kernel_text_address (kernel/extable.c:79) 
[ 420.188567][ T3916] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 420.188877][ T3916] ? __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) 
[ 420.189182][ T3916] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 420.189572][ T3916] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 420.189883][ T3916] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 420.190197][ T3916] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 420.190515][ T3916] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 420.190822][ T3916] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 420.191130][ T3916] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 420.191469][ T3916] ? __create_object (mm/kmemleak.c:771) 
[ 420.191777][ T3916] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 420.192089][ T3916] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 420.192400][ T3916] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 420.192780][ T3916] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 420.193100][ T3916] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 420.193415][ T3916] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 420.193718][ T3916] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 420.194035][ T3916] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 420.194347][ T3916] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 420.194648][ T3916] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 420.194954][ T3916] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 420.195258][ T3916] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 420.195607][ T3916] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 420.195918][ T3916] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 420.196227][ T3916] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 420.196556][ T3916] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 420.196863][ T3916] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 420.197183][ T3916] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 420.197492][ T3916] ? 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) 
[ 420.197804][ T3916] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 420.198115][ T3916] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 420.198429][ T3916] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 420.198754][ T3916] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 420.199066][ T3916] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 420.199421][ T3916] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 420.199750][ T3916] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 420.200077][ T3916] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 420.200395][ T3916] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 420.200784][ T3916] ___sys_sendmsg (net/socket.c:2670) 
[ 420.201090][ T3916] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 420.201401][ T3916] ? __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) 
[ 420.201780][ T3916] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 420.202091][ T3916] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 420.202412][ T3916] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 420.202721][ T3916] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 420.203022][ T3916] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 420.203341][ T3916] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 420.203682][ T3916] __sys_sendmsg (net/socket.c:2700) 
[ 420.203984][ T3916] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 420.204374][ T3916] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 420.204699][ T3916] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 420.205007][ T3916] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 420.205322][ T3916] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  420.205702][ T3916] RIP: 0033:0x7fd98b6511e7
[ 420.206015][ T3916] 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)
[  420.207146][ T3916] RSP: 002b:00007fff00be86e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  420.207645][ T3916] RAX: ffffffffffffffda RBX: 00007fff00be8e10 RCX: 00007fd98b6511e7
[  420.208099][ T3916] RDX: 0000000000000000 RSI: 00007fff00be8750 RDI: 0000000000000005
[  420.208562][ T3916] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  420.209021][ T3916] R10: 00007fd98b54eee8 R11: 0000000000000246 R12: 0000000000000003
[  420.209488][ T3916] R13: 00000000686e195c R14: 0000000000499600 R15: 0000000000000000
| [  423.473682][ T4015] ------------[ cut here ]------------
| [ 423.473991][ T4015] WARNING: CPU: 1 PID: 4015 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) 
| [  423.474641][ T4015] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  423.476024][ T4015] Tainted: [W]=WARN
[  423.476260][ T4015] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 423.476684][ T4015] 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) 
[ 423.477003][ T4015] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  423.478107][ T4015] RSP: 0018:ffffc90007196ef0 EFLAGS: 00010246
[  423.478503][ T4015] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  423.478970][ T4015] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  423.479486][ T4015] RBP: ffffc90007196fe0 R08: 0000000000000000 R09: 0000000000000000
[  423.479948][ T4015] R10: ffffc90007197010 R11: ffffffffba8a8918 R12: 1ffff92000e32de2
[  423.480433][ T4015] R13: 0000000000000596 R14: ffffc90007197010 R15: ffff88800b652f08
[  423.480895][ T4015] FS:  00007f16bac30800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  423.481435][ T4015] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  423.481820][ T4015] CR2: 00000000004e5de8 CR3: 00000000120fa004 CR4: 0000000000772ef0
[  423.482280][ T4015] PKRU: 55555554
[  423.482518][ T4015] Call Trace:
[  423.482748][ T4015]  <TASK>
[ 423.482912][ T4015] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 423.483219][ T4015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 423.483541][ T4015] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 423.483848][ T4015] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 423.484231][ T4015] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 423.484559][ T4015] netif_set_mtu (net/core/dev.c:9652) 
[ 423.484864][ T4015] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 423.485190][ T4015] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 423.485630][ T4015] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 423.485863][ T4015] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 423.486284][ T4015] br_add_if (net/bridge/br_if.c:697) bridge 
[ 423.486650][ T4015] do_set_master (net/core/rtnetlink.c:2948) 
[ 423.486961][ T4015] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 423.487270][ T4015] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 423.487671][ T4015] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 423.487977][ T4015] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 423.488278][ T4015] ? __kernel_text_address (kernel/extable.c:79) 
[ 423.488607][ T4015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 423.488917][ T4015] ? __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) 
[ 423.489222][ T4015] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 423.489609][ T4015] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 423.489923][ T4015] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 423.490234][ T4015] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 423.490547][ T4015] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 423.490851][ T4015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 423.491156][ T4015] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 423.491469][ T4015] ? __create_object (mm/kmemleak.c:771) 
[ 423.491777][ T4015] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 423.492093][ T4015] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 423.492432][ T4015] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 423.492814][ T4015] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 423.493123][ T4015] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 423.493443][ T4015] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 423.493749][ T4015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 423.494061][ T4015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 423.494380][ T4015] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 423.494691][ T4015] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 423.494997][ T4015] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 423.495302][ T4015] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 423.495618][ T4015] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 423.495932][ T4015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 423.496244][ T4015] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 423.496571][ T4015] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 423.496879][ T4015] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 423.497202][ T4015] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 423.497515][ T4015] ? 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) 
[ 423.497828][ T4015] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 423.498140][ T4015] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 423.498453][ T4015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 423.498763][ T4015] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 423.499070][ T4015] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 423.499388][ T4015] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 423.499700][ T4015] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 423.500008][ T4015] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 423.500351][ T4015] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 423.500746][ T4015] ___sys_sendmsg (net/socket.c:2670) 
[ 423.501052][ T4015] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 423.501369][ T4015] ? __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) 
[ 423.501761][ T4015] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 423.502096][ T4015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 423.502418][ T4015] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 423.502730][ T4015] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 423.503035][ T4015] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 423.503350][ T4015] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 423.503667][ T4015] __sys_sendmsg (net/socket.c:2700) 
[ 423.503978][ T4015] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 423.504387][ T4015] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 423.504708][ T4015] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 423.505022][ T4015] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 423.505341][ T4015] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  423.505721][ T4015] RIP: 0033:0x7f16badfd1e7
[ 423.506036][ T4015] 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)
[  423.507141][ T4015] RSP: 002b:00007ffe9544b8b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  423.507615][ T4015] RAX: ffffffffffffffda RBX: 00007ffe9544bfe0 RCX: 00007f16badfd1e7
[  423.508073][ T4015] RDX: 0000000000000000 RSI: 00007ffe9544b920 RDI: 0000000000000005
[  423.508559][ T4015] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  423.509019][ T4015] R10: 000000000ba3c910 R11: 0000000000000246 R12: 0000000000000004
[  423.509487][ T4015] R13: 00000000686e1960 R14: 0000000000499600 R15: 0000000000000000
| [  436.920343][ T4044] ------------[ cut here ]------------
| [ 436.920663][ T4044] WARNING: CPU: 1 PID: 4044 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) 
| [  436.921278][ T4044] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  436.922653][ T4044] Tainted: [W]=WARN
[  436.922890][ T4044] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 436.923272][ T4044] 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) 
[ 436.923602][ T4044] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  436.924706][ T4044] RSP: 0018:ffffc90007296f70 EFLAGS: 00010246
[  436.925092][ T4044] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  436.925569][ T4044] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  436.926037][ T4044] RBP: ffffc90007297058 R08: 0000000000000000 R09: 0000000000000000
[  436.926722][ T4044] R10: ffffc90007297088 R11: ffffffffb9f79160 R12: 1ffff92000e52df2
[  436.927179][ T4044] R13: 00000000000005dc R14: ffffc90007297088 R15: ffff88800b652f08
[  436.927780][ T4044] FS:  00007faa133b8800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  436.928462][ T4044] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  436.928853][ T4044] CR2: 00000000004e5de8 CR3: 0000000011c2d002 CR4: 0000000000772ef0
[  436.929308][ T4044] PKRU: 55555554
[  436.929707][ T4044] Call Trace:
[  436.929936][ T4044]  <TASK>
[ 436.930102][ T4044] ? __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) 
[ 436.930602][ T4044] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 436.930957][ T4044] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 436.931261][ T4044] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 436.931575][ T4044] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 436.931877][ T4044] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 436.932182][ T4044] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 436.932491][ T4044] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 436.932794][ T4044] ? ___sys_sendmsg (net/socket.c:2670) 
[ 436.933095][ T4044] ? __sys_sendmsg (net/socket.c:2700) 
[ 436.933431][ T4044] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 436.933735][ T4044] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 436.934111][ T4044] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.934432][ T4044] netif_set_mtu (net/core/dev.c:9652) 
[ 436.934736][ T4044] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 436.935057][ T4044] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 436.935289][ T4044] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 436.935735][ T4044] br_del_if (net/bridge/br_if.c:743) bridge 
[ 436.936074][ T4044] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 436.936385][ T4044] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 436.936693][ T4044] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 436.937000][ T4044] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 436.937401][ T4044] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 436.937706][ T4044] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 436.938013][ T4044] ? __kernel_text_address (kernel/extable.c:79) 
[ 436.938336][ T4044] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.938642][ T4044] ? __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) 
[ 436.938944][ T4044] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 436.939333][ T4044] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 436.939639][ T4044] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 436.939940][ T4044] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 436.940263][ T4044] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 436.940577][ T4044] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.940883][ T4044] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 436.941184][ T4044] ? __create_object (mm/kmemleak.c:771) 
[ 436.941548][ T4044] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 436.941856][ T4044] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 436.942168][ T4044] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 436.942572][ T4044] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 436.942903][ T4044] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 436.943211][ T4044] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 436.943525][ T4044] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.943835][ T4044] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.944142][ T4044] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 436.944454][ T4044] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 436.944781][ T4044] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 436.945085][ T4044] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 436.945418][ T4044] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 436.945778][ T4044] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.946280][ T4044] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 436.946775][ T4044] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 436.947291][ T4044] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 436.947850][ T4044] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 436.948409][ T4044] ? 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) 
[ 436.948966][ T4044] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 436.949557][ T4044] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 436.950112][ T4044] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.950684][ T4044] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 436.951237][ T4044] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 436.951809][ T4044] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 436.952385][ T4044] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 436.952877][ T4044] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 436.953381][ T4044] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 436.954038][ T4044] ___sys_sendmsg (net/socket.c:2670) 
[ 436.954583][ T4044] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 436.955127][ T4044] ? __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) 
[ 436.955824][ T4044] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 436.956396][ T4044] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.956959][ T4044] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.957552][ T4044] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.958102][ T4044] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 436.958670][ T4044] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 436.959243][ T4044] __sys_sendmsg (net/socket.c:2700) 
[ 436.959814][ T4044] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 436.960507][ T4044] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 436.961110][ T4044] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 436.961695][ T4044] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 436.962252][ T4044] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  436.962949][ T4044] RIP: 0033:0x7faa135851e7
[ 436.963523][ T4044] 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)
[  436.965506][ T4044] RSP: 002b:00007ffc4653b738 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  436.966298][ T4044] RAX: ffffffffffffffda RBX: 00007ffc4653be60 RCX: 00007faa135851e7
[  436.967127][ T4044] RDX: 0000000000000000 RSI: 00007ffc4653b7a0 RDI: 0000000000000005
[  436.967937][ T4044] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  436.968763][ T4044] R10: 00007faa13482ee8 R11: 0000000000000246 R12: 0000000000000003
[  436.969607][ T4044] R13: 00000000686e196d R14: 0000000000499600 R15: 0000000000000000
| [  438.501548][ T4077] ------------[ cut here ]------------
| [ 438.501894][ T4077] WARNING: CPU: 3 PID: 4077 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) 
| [  438.502582][ T4077] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  438.504045][ T4077] Tainted: [W]=WARN
[  438.504304][ T4077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 438.504741][ T4077] 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) 
[ 438.505084][ T4077] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  438.506297][ T4077] RSP: 0018:ffffc90007426ad0 EFLAGS: 00010246
[  438.507098][ T4077] RAX: 0000000000000000 RBX: ffff88800c7ba000 RCX: 0000000000000001
[  438.507624][ T4077] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  438.508123][ T4077] RBP: ffffc90007426bc0 R08: 0000000000000000 R09: 0000000000000000
[  438.508638][ T4077] R10: ffffc90007426bf0 R11: ffffffffb6d2586c R12: 1ffff92000e84d5e
[  438.509140][ T4077] R13: 00000000000005aa R14: ffffc90007426bf0 R15: ffff88800c7baf08
[  438.509671][ T4077] FS:  00007f5321ee2800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  438.510272][ T4077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  438.510706][ T4077] CR2: 00000000004e6808 CR3: 000000001227e004 CR4: 0000000000772ef0
[  438.511211][ T4077] PKRU: 55555554
[  438.511472][ T4077] Call Trace:
[  438.511722][ T4077]  <TASK>
[ 438.511896][ T4077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 438.512234][ T4077] ? __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) 
[ 438.512662][ T4077] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 438.513039][ T4077] ? br_device_event (net/bridge/br.c:141) bridge 
[ 438.513431][ T4077] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 438.513938][ T4077] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 438.514308][ T4077] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 438.514768][ T4077] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 438.515103][ T4077] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 438.515449][ T4077] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 438.515794][ T4077] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 438.516130][ T4077] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 438.516490][ T4077] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 438.516827][ T4077] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 438.517168][ T4077] ? ___sys_sendmsg (net/socket.c:2670) 
[ 438.517537][ T4077] ? __sys_sendmsg (net/socket.c:2700) 
[ 438.517877][ T4077] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 438.518226][ T4077] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 438.518692][ T4077] netif_set_mtu (net/core/dev.c:9652) 
[ 438.519029][ T4077] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 438.519390][ T4077] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 438.519663][ T4077] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 438.520136][ T4077] br_del_if (net/bridge/br_if.c:743) bridge 
[ 438.520539][ T4077] br_device_event (net/bridge/br.c:141) bridge 
[ 438.520911][ T4077] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 438.521384][ T4077] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 438.521764][ T4077] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 438.522106][ T4077] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 438.522569][ T4077] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 438.523007][ T4077] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 438.523437][ T4077] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 438.523827][ T4077] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 438.524260][ T4077] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 438.524708][ T4077] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 438.525057][ T4077] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 438.525511][ T4077] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 438.525935][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.526272][ T4077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 438.526621][ T4077] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 438.526956][ T4077] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 438.527300][ T4077] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 438.527655][ T4077] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 438.527997][ T4077] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 438.528429][ T4077] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 438.528763][ T4077] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 438.529088][ T4077] ? __kernel_text_address (kernel/extable.c:79) 
[ 438.529441][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.529782][ T4077] ? __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) 
[ 438.530126][ T4077] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 438.530549][ T4077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 438.530889][ T4077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 438.531219][ T4077] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 438.531562][ T4077] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 438.531901][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.532234][ T4077] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 438.532581][ T4077] ? __create_object (mm/kmemleak.c:771) 
[ 438.532924][ T4077] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 438.533258][ T4077] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 438.533609][ T4077] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 438.534029][ T4077] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 438.534379][ T4077] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 438.534717][ T4077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 438.535049][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.535401][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.535733][ T4077] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 438.536063][ T4077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 438.536404][ T4077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 438.536736][ T4077] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 438.537073][ T4077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 438.537428][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.537779][ T4077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 438.538115][ T4077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 438.538457][ T4077] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 438.538802][ T4077] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 438.539133][ T4077] ? 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) 
[ 438.539475][ T4077] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 438.539814][ T4077] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 438.540162][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.540511][ T4077] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 438.540856][ T4077] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 438.541189][ T4077] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 438.541549][ T4077] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 438.541896][ T4077] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 438.542229][ T4077] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 438.542664][ T4077] ___sys_sendmsg (net/socket.c:2670) 
[ 438.543000][ T4077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 438.543344][ T4077] ? __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) 
[ 438.543761][ T4077] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 438.544103][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.544445][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.544785][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.545119][ T4077] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 438.545473][ T4077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 438.545815][ T4077] __sys_sendmsg (net/socket.c:2700) 
[ 438.546147][ T4077] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 438.546571][ T4077] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 438.546916][ T4077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 438.547250][ T4077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 438.547592][ T4077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  438.548023][ T4077] RIP: 0033:0x7f53220af1e7
[ 438.548379][ T4077] 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)
[  438.549583][ T4077] RSP: 002b:00007ffe3fd10a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  438.550105][ T4077] RAX: ffffffffffffffda RBX: 00007ffe3fd11150 RCX: 00007f53220af1e7
[  438.550616][ T4077] RDX: 0000000000000000 RSI: 00007ffe3fd10a80 RDI: 0000000000000005
[  438.551123][ T4077] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  438.551633][ T4077] R10: 00007f5321fac498 R11: 0000000000000246 R12: 0000000000000004
[  438.552133][ T4077] R13: 00000000686e196f R14: 0000000000499600 R15: 0000000000000000
| [  438.608112][ T4077] ------------[ cut here ]------------
| [ 438.608515][ T4077] WARNING: CPU: 2 PID: 4077 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) 
| [  438.609199][ T4077] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  438.610754][ T4077] Tainted: [W]=WARN
[  438.611032][ T4077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 438.611535][ T4077] 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) 
[ 438.611903][ T4077] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  438.613127][ T4077] RSP: 0018:ffffc90007426ad0 EFLAGS: 00010246
[  438.613586][ T4077] RAX: 0000000000000000 RBX: ffff88800c7ba000 RCX: 0000000000000001
[  438.614101][ T4077] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  438.614646][ T4077] RBP: ffffc90007426bc0 R08: 0000000000000000 R09: 0000000000000000
[  438.615164][ T4077] R10: ffffc90007426bf0 R11: ffffffffb9f79160 R12: 1ffff92000e84d5e
[  438.616265][ T4077] R13: 00000000000005dc R14: ffffc90007426bf0 R15: ffff88800c7baf08
[  438.616810][ T4077] FS:  00007f5321ee2800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  438.617419][ T4077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  438.617849][ T4077] CR2: 00007fe399da8258 CR3: 000000001227e006 CR4: 0000000000772ef0
[  438.618385][ T4077] PKRU: 55555554
[  438.618652][ T4077] Call Trace:
[  438.618921][ T4077]  <TASK>
[ 438.619102][ T4077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 438.619514][ T4077] ? __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) 
[ 438.619946][ T4077] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 438.620368][ T4077] ? br_device_event (net/bridge/br.c:141) bridge 
[ 438.620752][ T4077] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 438.621100][ T4077] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 438.621466][ T4077] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 438.621895][ T4077] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 438.622238][ T4077] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 438.622607][ T4077] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 438.622954][ T4077] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 438.623299][ T4077] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 438.623694][ T4077] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 438.624053][ T4077] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 438.624414][ T4077] ? ___sys_sendmsg (net/socket.c:2670) 
[ 438.624758][ T4077] ? __sys_sendmsg (net/socket.c:2700) 
[ 438.625105][ T4077] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 438.625463][ T4077] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 438.625909][ T4077] netif_set_mtu (net/core/dev.c:9652) 
[ 438.626258][ T4077] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 438.626648][ T4077] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 438.626926][ T4077] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 438.627449][ T4077] br_del_if (net/bridge/br_if.c:743) bridge 
[ 438.627843][ T4077] br_device_event (net/bridge/br.c:141) bridge 
[ 438.628222][ T4077] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 438.628698][ T4077] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 438.629053][ T4077] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 438.629419][ T4077] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 438.629859][ T4077] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 438.630341][ T4077] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 438.630782][ T4077] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 438.631144][ T4077] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 438.631639][ T4077] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 438.632090][ T4077] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 438.632462][ T4077] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 438.632909][ T4077] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 438.633347][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.633700][ T4077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 438.634050][ T4077] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 438.634421][ T4077] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 438.634780][ T4077] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 438.635135][ T4077] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 438.635543][ T4077] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 438.635981][ T4077] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 438.636339][ T4077] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 438.636686][ T4077] ? __kernel_text_address (kernel/extable.c:79) 
[ 438.637035][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.637503][ T4077] ? __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) 
[ 438.638060][ T4077] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 438.638777][ T4077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 438.639384][ T4077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 438.640001][ T4077] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 438.640651][ T4077] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 438.641262][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.641880][ T4077] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 438.642540][ T4077] ? __create_object (mm/kmemleak.c:771) 
[ 438.643164][ T4077] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 438.643799][ T4077] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 438.644441][ T4077] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 438.645219][ T4077] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 438.645878][ T4077] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 438.646552][ T4077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 438.647193][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.647851][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.648496][ T4077] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 438.649120][ T4077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 438.649765][ T4077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 438.650278][ T4077] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 438.650663][ T4077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 438.651017][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.651396][ T4077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 438.651747][ T4077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 438.652099][ T4077] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 438.652464][ T4077] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 438.652811][ T4077] ? 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) 
[ 438.653158][ T4077] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 438.653518][ T4077] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 438.653866][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.654225][ T4077] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 438.654600][ T4077] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 438.654951][ T4077] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 438.655305][ T4077] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 438.655668][ T4077] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 438.656014][ T4077] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 438.656470][ T4077] ___sys_sendmsg (net/socket.c:2670) 
[ 438.656814][ T4077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 438.657164][ T4077] ? __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) 
[ 438.657601][ T4077] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 438.657952][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.658303][ T4077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 438.658677][ T4077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 438.659029][ T4077] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 438.659386][ T4077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 438.659746][ T4077] __sys_sendmsg (net/socket.c:2700) 
[ 438.660135][ T4077] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 438.660581][ T4077] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 438.660945][ T4077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 438.661298][ T4077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 438.661659][ T4077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  438.662093][ T4077] RIP: 0033:0x7f53220af1e7
[ 438.662475][ T4077] 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)
[  438.663685][ T4077] RSP: 002b:00007ffe3fd10a18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  438.664213][ T4077] RAX: ffffffffffffffda RBX: 00007ffe3fd11150 RCX: 00007f53220af1e7
[  438.664737][ T4077] RDX: 0000000000000000 RSI: 00007ffe3fd10a80 RDI: 0000000000000005
[  438.665254][ T4077] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  438.665775][ T4077] R10: 00007f5321fac498 R11: 0000000000000246 R12: 0000000000000004
[  438.666296][ T4077] R13: 00000000686e196f R14: 0000000000499600 R15: 0000000000000000
| [  439.304607][ T4082] ------------[ cut here ]------------
| [ 439.304957][ T4082] WARNING: CPU: 3 PID: 4082 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) 
| [  439.305654][ T4082] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  439.307154][ T4082] Tainted: [W]=WARN
[  439.307475][ T4082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 439.307911][ T4082] 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) 
[ 439.308257][ T4082] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  439.309475][ T4082] RSP: 0018:ffffc90006f76ad0 EFLAGS: 00010246
[  439.309912][ T4082] RAX: 0000000000000000 RBX: ffff88800dada000 RCX: 0000000000000001
[  439.310433][ T4082] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  439.310955][ T4082] RBP: ffffc90006f76bc0 R08: 0000000000000000 R09: 0000000000000000
[  439.311465][ T4082] R10: ffffc90006f76bf0 R11: ffffffffb9f79160 R12: 1ffff92000deed5e
[  439.311977][ T4082] R13: 00000000000005aa R14: ffffc90006f76bf0 R15: ffff88800dadaf08
[  439.312483][ T4082] FS:  00007fbc70b32800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  439.313076][ T4082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  439.313507][ T4082] CR2: 00007f8581d841b4 CR3: 0000000011ee9001 CR4: 0000000000772ef0
[  439.314023][ T4082] PKRU: 55555554
[  439.314272][ T4082] Call Trace:
[  439.314531][ T4082]  <TASK>
[ 439.314699][ T4082] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 439.315061][ T4082] ? __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) 
[ 439.315487][ T4082] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 439.315886][ T4082] ? br_device_event (net/bridge/br.c:141) bridge 
[ 439.316260][ T4082] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 439.316606][ T4082] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 439.316956][ T4082] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 439.317379][ T4082] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 439.317710][ T4082] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 439.318063][ T4082] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 439.318409][ T4082] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 439.318744][ T4082] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 439.319092][ T4082] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 439.319433][ T4082] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 439.319775][ T4082] ? ___sys_sendmsg (net/socket.c:2670) 
[ 439.320139][ T4082] ? __sys_sendmsg (net/socket.c:2700) 
[ 439.320480][ T4082] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 439.320820][ T4082] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 439.321254][ T4082] netif_set_mtu (net/core/dev.c:9652) 
[ 439.321599][ T4082] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 439.321964][ T4082] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 439.322219][ T4082] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 439.322688][ T4082] br_del_if (net/bridge/br_if.c:743) bridge 
[ 439.323076][ T4082] br_device_event (net/bridge/br.c:141) bridge 
[ 439.323463][ T4082] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 439.323912][ T4082] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 439.324273][ T4082] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 439.324625][ T4082] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 439.325069][ T4082] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 439.325511][ T4082] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 439.325940][ T4082] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 439.326303][ T4082] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 439.326744][ T4082] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 439.327195][ T4082] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 439.327542][ T4082] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 439.327974][ T4082] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 439.328411][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.328755][ T4082] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 439.329107][ T4082] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 439.329452][ T4082] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 439.329787][ T4082] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 439.330147][ T4082] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 439.330501][ T4082] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 439.330931][ T4082] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 439.331278][ T4082] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 439.331618][ T4082] ? __kernel_text_address (kernel/extable.c:79) 
[ 439.331955][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.332307][ T4082] ? __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) 
[ 439.332657][ T4082] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 439.333070][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.333435][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.333768][ T4082] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 439.334098][ T4082] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 439.334455][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.334787][ T4082] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 439.335118][ T4082] ? __create_object (mm/kmemleak.c:771) 
[ 439.335480][ T4082] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 439.335813][ T4082] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 439.336152][ T4082] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 439.336591][ T4082] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 439.336933][ T4082] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 439.337288][ T4082] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 439.337632][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.337974][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.338328][ T4082] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 439.338663][ T4082] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 439.339003][ T4082] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 439.339358][ T4082] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 439.339695][ T4082] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 439.340033][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.340405][ T4082] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 439.340740][ T4082] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 439.341073][ T4082] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 439.341449][ T4082] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 439.341784][ T4082] ? 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) 
[ 439.342124][ T4082] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 439.342486][ T4082] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 439.342819][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.343157][ T4082] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 439.343532][ T4082] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 439.343876][ T4082] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 439.344215][ T4082] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 439.344578][ T4082] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 439.344910][ T4082] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 439.345345][ T4082] ___sys_sendmsg (net/socket.c:2670) 
[ 439.345690][ T4082] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 439.346023][ T4082] ? __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) 
[ 439.346455][ T4082] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 439.346810][ T4082] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 439.347141][ T4082] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 439.347494][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.347845][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.348178][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.348527][ T4082] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 439.348868][ T4082] __sys_sendmsg (net/socket.c:2700) 
[ 439.349205][ T4082] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 439.349645][ T4082] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 439.349996][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.350347][ T4082] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 439.350693][ T4082] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  439.351109][ T4082] RIP: 0033:0x7fbc70cff1e7
[ 439.351461][ T4082] 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)
[  439.352691][ T4082] RSP: 002b:00007ffd79ff9c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  439.353194][ T4082] RAX: ffffffffffffffda RBX: 00007ffd79ffa380 RCX: 00007fbc70cff1e7
[  439.353725][ T4082] RDX: 0000000000000000 RSI: 00007ffd79ff9cb0 RDI: 0000000000000005
[  439.354233][ T4082] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  439.354758][ T4082] R10: 00007fbc70bfc498 R11: 0000000000000246 R12: 0000000000000004
[  439.355257][ T4082] R13: 00000000686e196f R14: 0000000000499600 R15: 0000000000000000
| [  439.387822][ T4082] ------------[ cut here ]------------
| [ 439.388182][ T4082] WARNING: CPU: 3 PID: 4082 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) 
| [  439.389028][ T4082] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  439.390862][ T4082] Tainted: [W]=WARN
[  439.391117][ T4082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 439.391718][ T4082] 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) 
[ 439.392067][ T4082] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  439.393448][ T4082] RSP: 0018:ffffc90006f76ad0 EFLAGS: 00010246
[  439.393882][ T4082] RAX: 0000000000000000 RBX: ffff88800dada000 RCX: 0000000000000001
[  439.394568][ T4082] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  439.395068][ T4082] RBP: ffffc90006f76bc0 R08: 0000000000000000 R09: 0000000000000000
[  439.395695][ T4082] R10: ffffc90006f76bf0 R11: ffffffffb9f79160 R12: 1ffff92000deed5e
[  439.396203][ T4082] R13: 00000000000005dc R14: ffffc90006f76bf0 R15: ffff88800dadaf08
[  439.396722][ T4082] FS:  00007fbc70b32800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  439.397305][ T4082] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  439.397759][ T4082] CR2: 00007f8581d841b4 CR3: 0000000011ee9001 CR4: 0000000000772ef0
[  439.398269][ T4082] PKRU: 55555554
[  439.398530][ T4082] Call Trace:
[  439.398799][ T4082]  <TASK>
[ 439.398970][ T4082] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 439.399324][ T4082] ? __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) 
[ 439.399756][ T4082] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 439.400142][ T4082] ? br_device_event (net/bridge/br.c:141) bridge 
[ 439.400519][ T4082] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 439.400877][ T4082] ? notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 439.401212][ T4082] ? __dev_change_net_namespace (net/core/dev.c:12302) 
[ 439.401647][ T4082] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 439.401992][ T4082] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 439.402341][ T4082] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 439.402676][ T4082] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 439.403025][ T4082] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 439.403364][ T4082] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 439.403700][ T4082] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 439.404049][ T4082] ? ___sys_sendmsg (net/socket.c:2670) 
[ 439.404391][ T4082] ? __sys_sendmsg (net/socket.c:2700) 
[ 439.404722][ T4082] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 439.405068][ T4082] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 439.405509][ T4082] netif_set_mtu (net/core/dev.c:9652) 
[ 439.405875][ T4082] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 439.406227][ T4082] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 439.406495][ T4082] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 439.406973][ T4082] br_del_if (net/bridge/br_if.c:743) bridge 
[ 439.407353][ T4082] br_device_event (net/bridge/br.c:141) bridge 
[ 439.407725][ T4082] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 439.408189][ T4082] ? netconsole_netdev_event (drivers/net/netconsole.c:1474) 
[ 439.408554][ T4082] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 439.408909][ T4082] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[ 439.409351][ T4082] ? __pfx_vxlan_dellink (drivers/net/vxlan/vxlan_core.c:4473) vxlan 
[ 439.409783][ T4082] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[ 439.410234][ T4082] ? net_generic (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48) vxlan 
[ 439.410598][ T4082] vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4709 drivers/net/vxlan/vxlan_core.c:4718) vxlan 
[ 439.411047][ T4082] ? __pfx_vxlan_netdevice_event (drivers/net/vxlan/vxlan_core.c:4713) vxlan 
[ 439.411494][ T4082] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 439.411834][ T4082] __dev_change_net_namespace (net/core/dev.c:12302) 
[ 439.412278][ T4082] ? __pfx___dev_change_net_namespace (net/core/dev.c:12194) 
[ 439.412701][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.413059][ T4082] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 439.413419][ T4082] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 439.413770][ T4082] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 439.414116][ T4082] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 439.414467][ T4082] do_setlink.constprop.0 (net/core/rtnetlink.c:3045) 
[ 439.414808][ T4082] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 439.415245][ T4082] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 439.415590][ T4082] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 439.415923][ T4082] ? __kernel_text_address (kernel/extable.c:79) 
[ 439.416280][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.416632][ T4082] ? __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) 
[ 439.416968][ T4082] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 439.417417][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.417754][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.418094][ T4082] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 439.418446][ T4082] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 439.418795][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.419144][ T4082] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 439.419490][ T4082] ? __create_object (mm/kmemleak.c:771) 
[ 439.419827][ T4082] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 439.420194][ T4082] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 439.420541][ T4082] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 439.420954][ T4082] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 439.421343][ T4082] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 439.421684][ T4082] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 439.422016][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.422384][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.422719][ T4082] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 439.423049][ T4082] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 439.423413][ T4082] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 439.423746][ T4082] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 439.424085][ T4082] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 439.424445][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.424786][ T4082] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 439.425121][ T4082] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 439.425492][ T4082] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 439.425839][ T4082] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 439.426176][ T4082] ? 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) 
[ 439.426547][ T4082] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 439.426888][ T4082] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 439.427220][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.427585][ T4082] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 439.427927][ T4082] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 439.428259][ T4082] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 439.428623][ T4082] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 439.428961][ T4082] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 439.429297][ T4082] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 439.429754][ T4082] ___sys_sendmsg (net/socket.c:2670) 
[ 439.430101][ T4082] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 439.430470][ T4082] ? __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) 
[ 439.430888][ T4082] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 439.431230][ T4082] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 439.431595][ T4082] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 439.431933][ T4082] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 439.432274][ T4082] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 439.432634][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.432969][ T4082] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 439.433333][ T4082] __sys_sendmsg (net/socket.c:2700) 
[ 439.433694][ T4082] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 439.434109][ T4082] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 439.434480][ T4082] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 439.434827][ T4082] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 439.435161][ T4082] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  439.435596][ T4082] RIP: 0033:0x7fbc70cff1e7
[ 439.435941][ T4082] 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)
[  439.437162][ T4082] RSP: 002b:00007ffd79ff9c48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  439.437696][ T4082] RAX: ffffffffffffffda RBX: 00007ffd79ffa380 RCX: 00007fbc70cff1e7
[  439.438197][ T4082] RDX: 0000000000000000 RSI: 00007ffd79ff9cb0 RDI: 0000000000000005
[  439.438718][ T4082] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  439.439225][ T4082] R10: 00007fbc70bfc498 R11: 0000000000000246 R12: 0000000000000004
[  439.439755][ T4082] R13: 00000000686e196f R14: 0000000000499600 R15: 0000000000000000
| [  441.155269][ T4104] ------------[ cut here ]------------
| [ 441.155631][ T4104] WARNING: CPU: 3 PID: 4104 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) 
| [  441.156268][ T4104] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  441.157707][ T4104] Tainted: [W]=WARN
[  441.157954][ T4104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 441.158362][ T4104] 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) 
[ 441.158694][ T4104] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  441.159840][ T4104] RSP: 0018:ffffc90007556f70 EFLAGS: 00010246
[  441.160258][ T4104] RAX: 0000000000000000 RBX: ffff88800b652000 RCX: 0000000000000001
[  441.160745][ T4104] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  441.161228][ T4104] RBP: ffffc90007557058 R08: 0000000000000000 R09: 0000000000000000
[  441.161879][ T4104] R10: ffffc90007557088 R11: ffffffffb9f79160 R12: 1ffff92000eaadf2
[  441.162548][ T4104] R13: 00000000000005dc R14: ffffc90007557088 R15: ffff88800b652f08
[  441.163038][ T4104] FS:  00007fc66210f800(0000) GS:ffff88807a837000(0000) knlGS:0000000000000000
[  441.163768][ T4104] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  441.164173][ T4104] CR2: 00000000004e5aa8 CR3: 000000000eb5a004 CR4: 0000000000772ef0
[  441.164899][ T4104] PKRU: 55555554
[  441.165143][ T4104] Call Trace:
[  441.165506][ T4104]  <TASK>
[ 441.165671][ T4104] ? __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) 
[ 441.166076][ T4104] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 441.166449][ T4104] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 441.166768][ T4104] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 441.167086][ T4104] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 441.167412][ T4104] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 441.167738][ T4104] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 441.168054][ T4104] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 441.168386][ T4104] ? ___sys_sendmsg (net/socket.c:2670) 
[ 441.168709][ T4104] ? __sys_sendmsg (net/socket.c:2700) 
[ 441.169025][ T4104] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 441.169357][ T4104] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 441.169766][ T4104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 441.170118][ T4104] netif_set_mtu (net/core/dev.c:9652) 
[ 441.170465][ T4104] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 441.170805][ T4104] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 441.171045][ T4104] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 441.171496][ T4104] br_del_if (net/bridge/br_if.c:743) bridge 
[ 441.171855][ T4104] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 441.172177][ T4104] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 441.172511][ T4104] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 441.172838][ T4104] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 441.173240][ T4104] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 441.173574][ T4104] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 441.173893][ T4104] ? __kernel_text_address (kernel/extable.c:79) 
[ 441.174214][ T4104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 441.174543][ T4104] ? __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) 
[ 441.174863][ T4104] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 441.175258][ T4104] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 441.175571][ T4104] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 441.175875][ T4104] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 441.176178][ T4104] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 441.176515][ T4104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 441.176832][ T4104] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 441.177137][ T4104] ? __create_object (mm/kmemleak.c:771) 
[ 441.177454][ T4104] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 441.177762][ T4104] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 441.178064][ T4104] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 441.178449][ T4104] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 441.178760][ T4104] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 441.179072][ T4104] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 441.179385][ T4104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 441.179697][ T4104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 441.180005][ T4104] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 441.180323][ T4104] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 441.180633][ T4104] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 441.180936][ T4104] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 441.181238][ T4104] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 441.181563][ T4104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 441.181881][ T4104] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 441.182183][ T4104] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 441.182496][ T4104] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 441.182824][ T4104] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 441.183124][ T4104] ? 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) 
[ 441.183464][ T4104] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 441.183775][ T4104] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 441.184076][ T4104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 441.184398][ T4104] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 441.184710][ T4104] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 441.185015][ T4104] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 441.185335][ T4104] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 441.185649][ T4104] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 441.185957][ T4104] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 441.186353][ T4104] ___sys_sendmsg (net/socket.c:2670) 
[ 441.186656][ T4104] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 441.186959][ T4104] ? __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) 
[ 441.187342][ T4104] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 441.187654][ T4104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 441.187974][ T4104] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 441.188303][ T4104] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 441.188630][ T4104] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 441.188950][ T4104] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 441.189277][ T4104] __sys_sendmsg (net/socket.c:2700) 
[ 441.189589][ T4104] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 441.189966][ T4104] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 441.190291][ T4104] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 441.190612][ T4104] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 441.190920][ T4104] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  441.191295][ T4104] RIP: 0033:0x7fc6622dc1e7
[ 441.191617][ T4104] 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)
[  441.192715][ T4104] RSP: 002b:00007fff42bc2678 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  441.193175][ T4104] RAX: ffffffffffffffda RBX: 00007fff42bc2da0 RCX: 00007fc6622dc1e7
[  441.193641][ T4104] RDX: 0000000000000000 RSI: 00007fff42bc26e0 RDI: 0000000000000005
[  441.194098][ T4104] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  441.194560][ T4104] R10: 00007fc6621d9ee8 R11: 0000000000000246 R12: 0000000000000003
[  441.195021][ T4104] R13: 00000000686e1971 R14: 0000000000499600 R15: 0000000000000000
| [  442.517488][ T4122] ------------[ cut here ]------------
| [ 442.517810][ T4122] WARNING: CPU: 1 PID: 4122 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) 
| [  442.518418][ T4122] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  442.519778][ T4122] Tainted: [W]=WARN
[  442.520019][ T4122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 442.520457][ T4122] 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) 
[ 442.520788][ T4122] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  442.523395][ T4122] RSP: 0018:ffffc90007406f70 EFLAGS: 00010246
[  442.523813][ T4122] RAX: 0000000000000000 RBX: ffff88800feaa000 RCX: 0000000000000001
[  442.524290][ T4122] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  442.524930][ T4122] RBP: ffffc90007407058 R08: 0000000000000000 R09: 0000000000000000
[  442.525517][ T4122] R10: ffffc90007407088 R11: ffffffffb9f79160 R12: 1ffff92000e80df2
[  442.525972][ T4122] R13: 00000000000005dc R14: ffffc90007407088 R15: ffff88800feaaf08
[  442.526433][ T4122] FS:  00007f1d0d75b800(0000) GS:ffff88807a737000(0000) knlGS:0000000000000000
[  442.526962][ T4122] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  442.527351][ T4122] CR2: 00000000004e6300 CR3: 000000000ea82006 CR4: 0000000000772ef0
[  442.527811][ T4122] PKRU: 55555554
[  442.528040][ T4122] Call Trace:
[  442.528267][ T4122]  <TASK>
[ 442.528439][ T4122] ? __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) 
[ 442.528823][ T4122] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 442.529171][ T4122] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 442.529513][ T4122] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 442.529827][ T4122] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 442.530160][ T4122] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 442.530494][ T4122] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 442.530814][ T4122] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 442.531132][ T4122] ? ___sys_sendmsg (net/socket.c:2670) 
[ 442.531457][ T4122] ? __sys_sendmsg (net/socket.c:2700) 
[ 442.531774][ T4122] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 442.532092][ T4122] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 442.532520][ T4122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 442.532852][ T4122] netif_set_mtu (net/core/dev.c:9652) 
[ 442.533172][ T4122] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 442.533519][ T4122] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 442.533765][ T4122] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 442.534203][ T4122] br_del_if (net/bridge/br_if.c:743) bridge 
[ 442.534553][ T4122] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 442.534872][ T4122] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 442.535181][ T4122] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 442.535500][ T4122] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 442.535887][ T4122] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 442.536191][ T4122] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 442.536536][ T4122] ? __kernel_text_address (kernel/extable.c:79) 
[ 442.536847][ T4122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 442.537159][ T4122] ? __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) 
[ 442.537471][ T4122] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 442.537855][ T4122] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 442.538160][ T4122] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 442.538471][ T4122] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 442.538779][ T4122] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 442.539081][ T4122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 442.539395][ T4122] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 442.539781][ T4122] ? __create_object (mm/kmemleak.c:771) 
[ 442.540123][ T4122] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 442.540455][ T4122] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 442.540763][ T4122] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 442.541142][ T4122] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 442.541462][ T4122] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 442.541776][ T4122] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 442.542085][ T4122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 442.542403][ T4122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 442.542712][ T4122] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 442.543013][ T4122] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 442.543328][ T4122] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 442.543634][ T4122] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 442.543942][ T4122] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 442.544249][ T4122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 442.544583][ T4122] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 442.544906][ T4122] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 442.545210][ T4122] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 442.545532][ T4122] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 442.545836][ T4122] ? 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) 
[ 442.546143][ T4122] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 442.546465][ T4122] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 442.546774][ T4122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 442.547085][ T4122] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 442.547401][ T4122] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 442.547706][ T4122] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 442.548017][ T4122] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 442.548359][ T4122] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 442.548662][ T4122] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 442.549062][ T4122] ___sys_sendmsg (net/socket.c:2670) 
[ 442.549376][ T4122] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 442.549679][ T4122] ? __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) 
[ 442.550060][ T4122] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 442.550391][ T4122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 442.550697][ T4122] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 442.551007][ T4122] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 442.551327][ T4122] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 442.551630][ T4122] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 442.551943][ T4122] __sys_sendmsg (net/socket.c:2700) 
[ 442.552245][ T4122] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 442.552669][ T4122] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 442.552989][ T4122] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 442.553293][ T4122] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 442.553607][ T4122] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  442.553991][ T4122] RIP: 0033:0x7f1d0d9281e7
[ 442.554305][ T4122] 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)
[  442.555391][ T4122] RSP: 002b:00007ffde6386dd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  442.555857][ T4122] RAX: ffffffffffffffda RBX: 00007ffde6387500 RCX: 00007f1d0d9281e7
[  442.556335][ T4122] RDX: 0000000000000000 RSI: 00007ffde6386e40 RDI: 0000000000000005
[  442.556817][ T4122] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  442.557270][ T4122] R10: 00007f1d0d825ee8 R11: 0000000000000246 R12: 0000000000000003
[  442.557744][ T4122] R13: 00000000686e1973 R14: 0000000000499600 R15: 0000000000000000
| [  443.421895][ T4132] ------------[ cut here ]------------
| [ 443.422218][ T4132] WARNING: CPU: 0 PID: 4132 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) 
| [  443.422832][ T4132] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  443.424168][ T4132] Tainted: [W]=WARN
[  443.424926][ T4132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 443.425309][ T4132] 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) 
[ 443.425636][ T4132] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  443.426764][ T4132] RSP: 0018:ffffc900075e6f70 EFLAGS: 00010246
[  443.427150][ T4132] RAX: 0000000000000000 RBX: ffff88800feaa000 RCX: 0000000000000001
[  443.427614][ T4132] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  443.428072][ T4132] RBP: ffffc900075e7058 R08: 0000000000000000 R09: 0000000000000000
[  443.428538][ T4132] R10: ffffc900075e7088 R11: ffffffffb9f79160 R12: 1ffff92000ebcdf2
[  443.428999][ T4132] R13: 00000000000005dc R14: ffffc900075e7088 R15: ffff88800feaaf08
[  443.429468][ T4132] FS:  00007f6a3d04c800(0000) GS:ffff88807a6b7000(0000) knlGS:0000000000000000
[  443.430024][ T4132] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  443.430443][ T4132] CR2: 00000000004e5ac8 CR3: 000000000ea5f001 CR4: 0000000000772ef0
[  443.430916][ T4132] PKRU: 55555554
[  443.431144][ T4132] Call Trace:
[  443.431392][ T4132]  <TASK>
[ 443.431547][ T4132] ? __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) 
[ 443.431929][ T4132] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 443.432280][ T4132] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 443.432593][ T4132] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 443.432901][ T4132] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 443.433207][ T4132] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 443.433517][ T4132] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 443.433834][ T4132] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 443.434138][ T4132] ? ___sys_sendmsg (net/socket.c:2670) 
[ 443.434450][ T4132] ? __sys_sendmsg (net/socket.c:2700) 
[ 443.434751][ T4132] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 443.435056][ T4132] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 443.435451][ T4132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 443.435767][ T4132] netif_set_mtu (net/core/dev.c:9652) 
[ 443.436072][ T4132] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 443.436421][ T4132] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 443.436662][ T4132] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 443.437098][ T4132] br_del_if (net/bridge/br_if.c:743) bridge 
[ 443.437445][ T4132] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 443.437754][ T4132] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 443.438061][ T4132] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 443.438380][ T4132] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 443.438765][ T4132] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 443.439077][ T4132] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 443.439438][ T4132] ? __kernel_text_address (kernel/extable.c:79) 
[ 443.439753][ T4132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 443.440059][ T4132] ? __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) 
[ 443.440392][ T4132] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 443.440778][ T4132] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 443.441086][ T4132] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 443.441401][ T4132] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 443.441806][ T4132] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 443.442120][ T4132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 443.442432][ T4132] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 443.442735][ T4132] ? __create_object (mm/kmemleak.c:771) 
[ 443.443038][ T4132] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 443.443362][ T4132] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 443.443667][ T4132] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 443.444050][ T4132] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 443.444369][ T4132] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 443.444678][ T4132] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 443.444979][ T4132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 443.445288][ T4132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 443.445599][ T4132] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 443.445900][ T4132] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 443.446205][ T4132] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 443.446520][ T4132] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 443.446825][ T4132] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 443.447132][ T4132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 443.447461][ T4132] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 443.447767][ T4132] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 443.448071][ T4132] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 443.448394][ T4132] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 443.448702][ T4132] ? 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) 
[ 443.449006][ T4132] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 443.449325][ T4132] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 443.449630][ T4132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 443.449937][ T4132] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 443.450264][ T4132] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 443.450575][ T4132] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 443.450896][ T4132] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 443.451233][ T4132] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 443.451562][ T4132] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 443.451953][ T4132] ___sys_sendmsg (net/socket.c:2670) 
[ 443.452260][ T4132] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 443.452573][ T4132] ? __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) 
[ 443.452953][ T4132] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 443.453269][ T4132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 443.453590][ T4132] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 443.453921][ T4132] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 443.454228][ T4132] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 443.454540][ T4132] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 443.454852][ T4132] __sys_sendmsg (net/socket.c:2700) 
[ 443.455168][ T4132] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 443.455564][ T4132] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 443.455905][ T4132] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 443.456208][ T4132] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 443.456523][ T4132] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  443.456899][ T4132] RIP: 0033:0x7f6a3d2191e7
[ 443.457212][ T4132] 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)
[  443.458355][ T4132] RSP: 002b:00007ffc6f897788 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  443.458815][ T4132] RAX: ffffffffffffffda RBX: 00007ffc6f897eb0 RCX: 00007f6a3d2191e7
[  443.459277][ T4132] RDX: 0000000000000000 RSI: 00007ffc6f8977f0 RDI: 0000000000000005
[  443.459755][ T4132] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  443.460229][ T4132] R10: 00007f6a3d116ee8 R11: 0000000000000246 R12: 0000000000000003
[  443.460693][ T4132] R13: 00000000686e1974 R14: 0000000000499600 R15: 0000000000000000
| [  444.708005][ T4148] ------------[ cut here ]------------
| [ 444.708364][ T4148] WARNING: CPU: 2 PID: 4148 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) 
| [  444.708986][ T4148] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  444.710914][ T4148] Tainted: [W]=WARN
[  444.711160][ T4148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 444.711567][ T4148] 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) 
[ 444.711900][ T4148] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  444.713029][ T4148] RSP: 0018:ffffc90007726f70 EFLAGS: 00010246
[  444.713450][ T4148] RAX: 0000000000000000 RBX: ffff88800dbaa000 RCX: 0000000000000001
[  444.713924][ T4148] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  444.714407][ T4148] RBP: ffffc90007727058 R08: 0000000000000000 R09: 0000000000000000
[  444.714888][ T4148] R10: ffffc90007727088 R11: ffffffffb9f79160 R12: 1ffff92000ee4df2
[  444.715374][ T4148] R13: 00000000000005dc R14: ffffc90007727088 R15: ffff88800dbaaf08
[  444.715852][ T4148] FS:  00007f3169461800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  444.716423][ T4148] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  444.716824][ T4148] CR2: 00000000004e62f0 CR3: 000000000554c005 CR4: 0000000000772ef0
[  444.717303][ T4148] PKRU: 55555554
[  444.717557][ T4148] Call Trace:
[  444.717798][ T4148]  <TASK>
[ 444.717964][ T4148] ? __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) 
[ 444.718412][ T4148] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 444.718776][ T4148] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 444.719095][ T4148] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 444.719425][ T4148] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 444.719751][ T4148] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 444.720068][ T4148] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 444.720425][ T4148] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 444.720749][ T4148] ? ___sys_sendmsg (net/socket.c:2670) 
[ 444.721064][ T4148] ? __sys_sendmsg (net/socket.c:2700) 
[ 444.721393][ T4148] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 444.721711][ T4148] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 444.722108][ T4148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.722447][ T4148] netif_set_mtu (net/core/dev.c:9652) 
[ 444.722789][ T4148] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 444.723124][ T4148] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 444.723380][ T4148] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 444.723818][ T4148] br_del_if (net/bridge/br_if.c:743) bridge 
[ 444.724170][ T4148] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 444.724515][ T4148] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 444.724847][ T4148] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 444.725170][ T4148] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 444.725579][ T4148] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 444.725898][ T4148] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 444.726213][ T4148] ? __kernel_text_address (kernel/extable.c:79) 
[ 444.726552][ T4148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.726875][ T4148] ? __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) 
[ 444.727200][ T4148] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 444.727604][ T4148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 444.727925][ T4148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 444.728239][ T4148] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 444.728579][ T4148] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 444.728901][ T4148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.729217][ T4148] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 444.729551][ T4148] ? __create_object (mm/kmemleak.c:771) 
[ 444.729874][ T4148] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 444.730209][ T4148] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 444.730539][ T4148] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 444.730929][ T4148] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 444.731254][ T4148] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 444.731590][ T4148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 444.731909][ T4148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.732238][ T4148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.732578][ T4148] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 444.732897][ T4148] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 444.733218][ T4148] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 444.733543][ T4148] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 444.733861][ T4148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 444.734183][ T4148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.734517][ T4148] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 444.734841][ T4148] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 444.735159][ T4148] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 444.735502][ T4148] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 444.735819][ T4148] ? 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) 
[ 444.736136][ T4148] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 444.736479][ T4148] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 444.736805][ T4148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.737128][ T4148] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 444.737484][ T4148] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 444.737806][ T4148] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 444.738131][ T4148] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 444.738468][ T4148] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 444.738784][ T4148] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 444.739187][ T4148] ___sys_sendmsg (net/socket.c:2670) 
[ 444.739522][ T4148] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 444.739842][ T4148] ? __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) 
[ 444.740250][ T4148] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 444.740595][ T4148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.740920][ T4148] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 444.741244][ T4148] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 444.741572][ T4148] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 444.741897][ T4148] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 444.742219][ T4148] __sys_sendmsg (net/socket.c:2700) 
[ 444.742548][ T4148] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 444.742937][ T4148] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 444.743267][ T4148] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 444.743597][ T4148] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 444.743917][ T4148] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  444.744353][ T4148] RIP: 0033:0x7f316962e1e7
[ 444.744688][ T4148] 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)
[  444.745822][ T4148] RSP: 002b:00007ffe066c4908 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  444.746299][ T4148] RAX: ffffffffffffffda RBX: 00007ffe066c5030 RCX: 00007f316962e1e7
[  444.746786][ T4148] RDX: 0000000000000000 RSI: 00007ffe066c4970 RDI: 0000000000000005
[  444.747255][ T4148] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  444.747731][ T4148] R10: 00007f316952bee8 R11: 0000000000000246 R12: 0000000000000003
[  444.748197][ T4148] R13: 00000000686e1975 R14: 0000000000499600 R15: 0000000000000000
| [  445.518346][ T4158] ------------[ cut here ]------------
| [ 445.518705][ T4158] WARNING: CPU: 2 PID: 4158 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) 
| [  445.519331][ T4158] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel dummy act_gact cls_flower sch_ingress bridge stp llc 8021q vrf veth
| [  445.520723][ T4158] Tainted: [W]=WARN
[  445.520972][ T4158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 445.521378][ T4158] 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) 
[ 445.521707][ T4158] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  445.522821][ T4158] RSP: 0018:ffffc90007786f70 EFLAGS: 00010246
[  445.523230][ T4158] RAX: 0000000000000000 RBX: ffff88800dbaa000 RCX: 0000000000000001
[  445.525403][ T4158] RDX: 0000000000000000 RSI: ffffffffb9a9b941 RDI: ffffffffb92555e0
[  445.525921][ T4158] RBP: ffffc90007787058 R08: 0000000000000000 R09: 0000000000000000
[  445.526412][ T4158] R10: ffffc90007787088 R11: ffffffffb9f79160 R12: 1ffff92000ef0df2
[  445.526891][ T4158] R13: 00000000000005dc R14: ffffc90007787088 R15: ffff88800dbaaf08
[  445.527388][ T4158] FS:  00007f742b408800(0000) GS:ffff88807a7b7000(0000) knlGS:0000000000000000
[  445.527941][ T4158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  445.528349][ T4158] CR2: 00000000004e5ab8 CR3: 0000000009d65002 CR4: 0000000000772ef0
[  445.528820][ T4158] PKRU: 55555554
[  445.529063][ T4158] Call Trace:
[  445.529307][ T4158]  <TASK>
[ 445.529501][ T4158] ? __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) 
[ 445.529898][ T4158] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 445.530272][ T4158] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 445.530614][ T4158] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 445.530933][ T4158] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 445.531252][ T4158] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 445.531591][ T4158] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 445.531923][ T4158] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 445.532245][ T4158] ? ___sys_sendmsg (net/socket.c:2670) 
[ 445.532580][ T4158] ? __sys_sendmsg (net/socket.c:2700) 
[ 445.532899][ T4158] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 445.533216][ T4158] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 445.533620][ T4158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.533948][ T4158] netif_set_mtu (net/core/dev.c:9652) 
[ 445.534266][ T4158] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 445.534611][ T4158] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 445.534871][ T4158] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 445.535357][ T4158] br_del_if (net/bridge/br_if.c:743) bridge 
[ 445.535717][ T4158] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 445.536036][ T4158] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 445.536373][ T4158] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 445.536698][ T4158] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 445.537098][ T4158] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 445.537431][ T4158] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 445.537749][ T4158] ? __kernel_text_address (kernel/extable.c:79) 
[ 445.538071][ T4158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.538404][ T4158] ? __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) 
[ 445.538726][ T4158] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 445.539118][ T4158] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.539467][ T4158] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.539791][ T4158] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 445.540120][ T4158] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 445.540460][ T4158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.540780][ T4158] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 445.541094][ T4158] ? __create_object (mm/kmemleak.c:771) 
[ 445.541424][ T4158] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 445.541756][ T4158] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 445.542096][ T4158] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 445.542507][ T4158] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 445.542839][ T4158] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 445.543182][ T4158] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 445.543547][ T4158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.543895][ T4158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.544229][ T4158] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 445.544587][ T4158] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 445.544925][ T4158] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 445.545255][ T4158] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 445.545599][ T4158] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 445.545950][ T4158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.546287][ T4158] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 445.546646][ T4158] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 445.546990][ T4158] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 445.547366][ T4158] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 445.547696][ T4158] ? 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) 
[ 445.548013][ T4158] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 445.548363][ T4158] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 445.548700][ T4158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.549023][ T4158] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 445.549369][ T4158] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 445.549707][ T4158] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 445.550062][ T4158] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 445.550443][ T4158] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 445.550797][ T4158] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 445.551240][ T4158] ___sys_sendmsg (net/socket.c:2670) 
[ 445.551616][ T4158] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 445.551962][ T4158] ? __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) 
[ 445.552389][ T4158] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 445.552744][ T4158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.553083][ T4158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 445.553432][ T4158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 445.553769][ T4158] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 445.554101][ T4158] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 445.554453][ T4158] __sys_sendmsg (net/socket.c:2700) 
[ 445.554794][ T4158] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 445.555208][ T4158] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 445.555572][ T4158] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 445.555916][ T4158] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 445.556251][ T4158] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  445.556674][ T4158] RIP: 0033:0x7f742b5d51e7
[ 445.557017][ T4158] 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)
[  445.558201][ T4158] RSP: 002b:00007ffc9f34a428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  445.558716][ T4158] RAX: ffffffffffffffda RBX: 00007ffc9f34ab50 RCX: 00007f742b5d51e7
[  445.559211][ T4158] RDX: 0000000000000000 RSI: 00007ffc9f34a490 RDI: 0000000000000005
[  445.559748][ T4158] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  445.560259][ T4158] R10: 00007f742b4d2ee8 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