======================================
| [   64.748166][  T625] br1: port 1(vx1) entered forwarding state
| [   64.749393][  T625] ------------[ cut here ]------------
| [ 64.749736][ T625] WARNING: CPU: 0 PID: 625 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) 
| [   64.750625][  T625] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   64.752061][  T625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 64.752735][ T625] 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) 
[ 64.753082][ T625] 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
[   64.754430][  T625] RSP: 0018:ffffc90000666ef0 EFLAGS: 00010246
[   64.754866][  T625] RAX: 0000000000000000 RBX: ffff8880098fa000 RCX: 0000000000000001
[   64.755419][  T625] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   64.755939][  T625] RBP: ffffc90000666fe0 R08: 0000000000000000 R09: 0000000000000000
[   64.756444][  T625] R10: ffffc90000667010 R11: ffffffff96aa8918 R12: 1ffff920000ccde2
[   64.756945][  T625] R13: 00000000000005dc R14: ffffc90000667010 R15: ffff8880098faf08
[   64.757455][  T625] FS:  00007f944de04800(0000) GS:ffff88809e4b7000(0000) knlGS:0000000000000000
[   64.758060][  T625] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.758478][  T625] CR2: 00000000004e5760 CR3: 000000000f214005 CR4: 0000000000772ef0
[   64.759155][  T625] PKRU: 55555554
[   64.759409][  T625] Call Trace:
[   64.759653][  T625]  <TASK>
[ 64.759823][ T625] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 64.760153][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.760489][ T625] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 64.760806][ T625] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 64.761242][ T625] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 64.761557][ T625] netif_set_mtu (net/core/dev.c:9652) 
[ 64.761866][ T625] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 64.762194][ T625] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 64.762629][ T625] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 64.762872][ T625] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 64.763310][ T625] br_add_if (net/bridge/br_if.c:697) bridge 
[ 64.763666][ T625] do_set_master (net/core/rtnetlink.c:2948) 
[ 64.763985][ T625] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 64.764312][ T625] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 64.764697][ T625] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 64.765015][ T625] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 64.765337][ T625] ? __kernel_text_address (kernel/extable.c:79) 
[ 64.765673][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.765988][ T625] ? __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) 
[ 64.766304][ T625] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 64.766683][ T625] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.766997][ T625] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.767320][ T625] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 64.767690][ T625] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 64.768022][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.768387][ T625] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 64.768708][ T625] ? __create_object (mm/kmemleak.c:771) 
[ 64.769040][ T625] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 64.769404][ T625] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 64.769752][ T625] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 64.770152][ T625] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 64.770537][ T625] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 64.770870][ T625] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.771196][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.771531][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.771856][ T625] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 64.772174][ T625] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.772508][ T625] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.772834][ T625] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 64.773201][ T625] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.773516][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.773830][ T625] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 64.774144][ T625] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.774462][ T625] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 64.774787][ T625] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 64.775094][ T625] ? 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) 
[ 64.775420][ T625] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 64.775750][ T625] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 64.776062][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.776388][ T625] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 64.776702][ T625] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 64.777013][ T625] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 64.777347][ T625] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 64.777673][ T625] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 64.777987][ T625] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 64.778391][ T625] ___sys_sendmsg (net/socket.c:2670) 
[ 64.778702][ T625] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 64.779015][ T625] ? __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) 
[ 64.779409][ T625] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 64.779727][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.780052][ T625] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.780377][ T625] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.780686][ T625] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 64.780999][ T625] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.781324][ T625] __sys_sendmsg (net/socket.c:2700) 
[ 64.781902][ T625] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 64.782290][ T625] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 64.782615][ T625] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.782952][ T625] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 64.783280][ T625] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   64.783698][  T625] RIP: 0033:0x7f944dfd11e7
[ 64.784028][ T625] 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)
[   64.785405][  T625] RSP: 002b:00007ffd411d3348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   64.785897][  T625] RAX: ffffffffffffffda RBX: 00007ffd411d3a70 RCX: 00007f944dfd11e7
[   64.786638][  T625] RDX: 0000000000000000 RSI: 00007ffd411d33b0 RDI: 0000000000000005
[   64.787107][  T625] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   64.787588][  T625] R10: 000000002b141910 R11: 0000000000000246 R12: 0000000000000004
[   64.788066][  T625] R13: 00000000686e3f42 R14: 0000000000499600 R15: 0000000000000000
| [   64.906710][  T626] ------------[ cut here ]------------
| [ 64.907024][ T626] WARNING: CPU: 0 PID: 626 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   64.907635][  T626] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   64.908822][  T626] Tainted: [W]=WARN
[   64.909058][  T626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 64.909450][ T626] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 64.909763][ T626] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   64.910867][  T626] RSP: 0018:ffffc90001046ef0 EFLAGS: 00010246
[   64.911263][  T626] RAX: 0000000000000000 RBX: ffff8880098fa000 RCX: 0000000000000001
[   64.911719][  T626] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   64.912176][  T626] RBP: ffffc90001046fe0 R08: 0000000000000000 R09: 0000000000000000
[   64.912838][  T626] R10: ffffc90001047010 R11: ffffffff96aa8918 R12: 1ffff92000208de2
[   64.913304][  T626] R13: 00000000000005dc R14: ffffc90001047010 R15: ffff8880098faf08
[   64.913762][  T626] FS:  00007f29d8d50800(0000) GS:ffff88809e4b7000(0000) knlGS:0000000000000000
[   64.914303][  T626] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   64.914693][  T626] CR2: 00000000004e5aa8 CR3: 0000000004fe9002 CR4: 0000000000772ef0
[   64.915152][  T626] PKRU: 55555554
[   64.915396][  T626] Call Trace:
[   64.915638][  T626]  <TASK>
[ 64.915797][ T626] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 64.916104][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.916428][ T626] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 64.916742][ T626] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 64.917124][ T626] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 64.917443][ T626] netif_set_mtu (net/core/dev.c:9652) 
[ 64.917753][ T626] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 64.918070][ T626] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 64.918510][ T626] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 64.918741][ T626] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 64.919166][ T626] br_add_if (net/bridge/br_if.c:697) bridge 
[ 64.919529][ T626] do_set_master (net/core/rtnetlink.c:2948) 
[ 64.919839][ T626] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 64.920151][ T626] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 64.920552][ T626] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 64.920852][ T626] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 64.921154][ T626] ? __kernel_text_address (kernel/extable.c:79) 
[ 64.921485][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.921796][ T626] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 64.922101][ T626] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 64.922495][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.922810][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.923117][ T626] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 64.923443][ T626] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 64.923755][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.924061][ T626] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 64.924399][ T626] ? __create_object (mm/kmemleak.c:771) 
[ 64.924707][ T626] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 64.925012][ T626] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 64.925327][ T626] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 64.925725][ T626] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 64.926040][ T626] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 64.926364][ T626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.926671][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.926981][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.927295][ T626] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 64.927599][ T626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.927910][ T626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 64.928223][ T626] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 64.928544][ T626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.928853][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.929163][ T626] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 64.929489][ T626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 64.929794][ T626] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 64.930110][ T626] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 64.930422][ T626] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 64.930736][ T626] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 64.931043][ T626] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 64.931358][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.931673][ T626] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 64.931983][ T626] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 64.932298][ T626] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 64.932619][ T626] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 64.932930][ T626] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 64.933251][ T626] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 64.933643][ T626] ___sys_sendmsg (net/socket.c:2670) 
[ 64.933944][ T626] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 64.934258][ T626] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 64.934644][ T626] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 64.934956][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.935284][ T626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 64.935607][ T626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 64.935918][ T626] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 64.936235][ T626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 64.936547][ T626] __sys_sendmsg (net/socket.c:2700) 
[ 64.936850][ T626] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 64.937236][ T626] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 64.937554][ T626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 64.937864][ T626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 64.938173][ T626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   64.938559][  T626] RIP: 0033:0x7f29d8f1d1e7
[ 64.938876][ T626] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   64.939973][  T626] RSP: 002b:00007ffc17830fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   64.940439][  T626] RAX: ffffffffffffffda RBX: 00007ffc17831700 RCX: 00007f29d8f1d1e7
[   64.940898][  T626] RDX: 0000000000000000 RSI: 00007ffc17831040 RDI: 0000000000000005
[   64.941360][  T626] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   64.941818][  T626] R10: 0000000039349910 R11: 0000000000000246 R12: 0000000000000004
[   64.942286][  T626] R13: 00000000686e3f42 R14: 0000000000499600 R15: 0000000000000000
| [   65.178416][  T628] ------------[ cut here ]------------
| [ 65.178762][ T628] WARNING: CPU: 2 PID: 628 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   65.179923][  T628] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   65.181191][  T628] Tainted: [W]=WARN
[   65.181434][  T628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 65.181827][ T628] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 65.182154][ T628] 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
[   65.183296][  T628] RSP: 0018:ffffc90000546ef0 EFLAGS: 00010246
[   65.183744][  T628] RAX: 0000000000000000 RBX: ffff8880098fa000 RCX: 0000000000000001
[   65.184238][  T628] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   65.184713][  T628] RBP: ffffc90000546fe0 R08: 0000000000000000 R09: 0000000000000000
[   65.185192][  T628] R10: ffffc90000547010 R11: ffffffff96aa8918 R12: 1ffff920000a8de2
[   65.185675][  T628] R13: 00000000000005dc R14: ffffc90000547010 R15: ffff8880098faf08
[   65.186144][  T628] FS:  00007f4d88322800(0000) GS:ffff88809e5b7000(0000) knlGS:0000000000000000
[   65.186709][  T628] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   65.187106][  T628] CR2: 00000000004e5ab0 CR3: 000000000befb003 CR4: 0000000000772ef0
[   65.187601][  T628] PKRU: 55555554
[   65.187888][  T628] Call Trace:
[   65.188132][  T628]  <TASK>
[ 65.188320][ T628] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 65.188641][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.188972][ T628] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 65.189301][ T628] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 65.189693][ T628] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 65.190021][ T628] netif_set_mtu (net/core/dev.c:9652) 
[ 65.190350][ T628] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 65.190681][ T628] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 65.191121][ T628] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 65.191404][ T628] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 65.191876][ T628] br_add_if (net/bridge/br_if.c:697) bridge 
[ 65.192260][ T628] do_set_master (net/core/rtnetlink.c:2948) 
[ 65.192584][ T628] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 65.192908][ T628] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 65.193339][ T628] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 65.193664][ T628] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 65.193980][ T628] ? __kernel_text_address (kernel/extable.c:79) 
[ 65.194313][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.194642][ T628] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 65.194960][ T628] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 65.195378][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.195749][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.196071][ T628] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 65.196413][ T628] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 65.196733][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.197048][ T628] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 65.197374][ T628] ? __create_object (mm/kmemleak.c:771) 
[ 65.197692][ T628] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 65.198009][ T628] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 65.198337][ T628] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 65.198737][ T628] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 65.199061][ T628] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 65.199445][ T628] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 65.199948][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.200475][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.200968][ T628] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 65.201473][ T628] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 65.201969][ T628] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 65.202427][ T628] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 65.202752][ T628] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 65.203079][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.203416][ T628] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 65.203736][ T628] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 65.204059][ T628] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 65.204398][ T628] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 65.204721][ T628] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 65.205046][ T628] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 65.205394][ T628] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 65.205759][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.206085][ T628] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 65.206419][ T628] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 65.206738][ T628] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 65.207079][ T628] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 65.207413][ T628] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 65.207731][ T628] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 65.208130][ T628] ___sys_sendmsg (net/socket.c:2670) 
[ 65.208457][ T628] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 65.208776][ T628] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 65.209171][ T628] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 65.209524][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.209881][ T628] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 65.210225][ T628] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 65.210550][ T628] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 65.210871][ T628] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 65.211214][ T628] __sys_sendmsg (net/socket.c:2700) 
[ 65.211539][ T628] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 65.211929][ T628] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 65.212282][ T628] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 65.212603][ T628] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 65.212921][ T628] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   65.213336][  T628] RIP: 0033:0x7f4d884ef1e7
[ 65.213699][ T628] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   65.214817][  T628] RSP: 002b:00007fff1bfc7298 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   65.215302][  T628] RAX: ffffffffffffffda RBX: 00007fff1bfc79c0 RCX: 00007f4d884ef1e7
[   65.215799][  T628] RDX: 0000000000000000 RSI: 00007fff1bfc7300 RDI: 0000000000000005
[   65.216285][  T628] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   65.216756][  T628] R10: 000000000140e910 R11: 0000000000000246 R12: 0000000000000004
[   65.217250][  T628] R13: 00000000686e3f42 R14: 0000000000499600 R15: 0000000000000000
| [   69.530145][  T681] ------------[ cut here ]------------
| [ 69.530661][ T681] WARNING: CPU: 0 PID: 681 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) 
| [   69.531645][  T681] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   69.533523][  T681] Tainted: [W]=WARN
[   69.533899][  T681] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 69.534498][ T681] 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) 
[ 69.534986][ T681] 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
[   69.536709][  T681] RSP: 0018:ffffc9000087eef0 EFLAGS: 00010246
[   69.537587][  T681] RAX: 0000000000000000 RBX: ffff88800bcd2000 RCX: 0000000000000001
[   69.538643][  T681] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   69.539680][  T681] RBP: ffffc9000087efe0 R08: 0000000000000000 R09: 0000000000000000
[   69.540655][  T681] R10: ffffc9000087f010 R11: ffffffff96179160 R12: 1ffff9200010fde2
[   69.541590][  T681] R13: 00000000000005dc R14: ffffc9000087f010 R15: ffff88800bcd2f08
[   69.542500][  T681] FS:  00007f9d07f69800(0000) GS:ffff88809e4b7000(0000) knlGS:0000000000000000
[   69.543352][  T681] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   69.543953][  T681] CR2: 00000000004e6898 CR3: 000000000964f005 CR4: 0000000000772ef0
[   69.544685][  T681] PKRU: 55555554
[   69.545013][  T681] Call Trace:
[   69.545381][  T681]  <TASK>
[ 69.545672][ T681] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 69.546170][ T681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 69.546699][ T681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 69.547207][ T681] netif_set_mtu (net/core/dev.c:9652) 
[ 69.547676][ T681] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 69.548228][ T681] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 69.548579][ T681] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 69.549268][ T681] br_add_if (net/bridge/br_if.c:697) bridge 
[ 69.549792][ T681] do_set_master (net/core/rtnetlink.c:2948) 
[ 69.550291][ T681] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 69.550753][ T681] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 69.551360][ T681] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 69.551844][ T681] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 69.552337][ T681] ? __kernel_text_address (kernel/extable.c:79) 
[ 69.552831][ T681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 69.553323][ T681] ? __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) 
[ 69.553798][ T681] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 69.554386][ T681] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 69.554865][ T681] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 69.555339][ T681] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 69.555822][ T681] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 69.556318][ T681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 69.556804][ T681] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 69.557286][ T681] ? __create_object (mm/kmemleak.c:771) 
[ 69.557770][ T681] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 69.558263][ T681] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 69.558719][ T681] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 69.559315][ T681] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 69.559828][ T681] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 69.560370][ T681] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 69.560834][ T681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 69.561340][ T681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 69.561829][ T681] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 69.562283][ T681] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 69.562748][ T681] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 69.563250][ T681] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 69.563747][ T681] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 69.564255][ T681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 69.564777][ T681] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 69.565263][ T681] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 69.565749][ T681] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 69.566259][ T681] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 69.566747][ T681] ? 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) 
[ 69.567245][ T681] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 69.567717][ T681] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 69.568232][ T681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 69.568708][ T681] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 69.569219][ T681] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 69.569680][ T681] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 69.570155][ T681] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 69.570653][ T681] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 69.571126][ T681] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 69.571717][ T681] ___sys_sendmsg (net/socket.c:2670) 
[ 69.572163][ T681] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 69.572621][ T681] ? __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) 
[ 69.573311][ T681] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 69.573881][ T681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 69.574466][ T681] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 69.574987][ T681] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 69.575477][ T681] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 69.575963][ T681] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 69.576466][ T681] __sys_sendmsg (net/socket.c:2700) 
[ 69.576948][ T681] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 69.577565][ T681] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 69.578069][ T681] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 69.578556][ T681] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 69.579050][ T681] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   69.579639][  T681] RIP: 0033:0x7f9d081361e7
[ 69.580132][ T681] 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)
[   69.581813][  T681] RSP: 002b:00007fff03947058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   69.582456][  T681] RAX: ffffffffffffffda RBX: 00007fff03947780 RCX: 00007f9d081361e7
[   69.583156][  T681] RDX: 0000000000000000 RSI: 00007fff039470c0 RDI: 0000000000000005
[   69.583883][  T681] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   69.584577][  T681] R10: 000000001f403910 R11: 0000000000000246 R12: 0000000000000004
[   69.585278][  T681] R13: 00000000686e3f47 R14: 0000000000499600 R15: 0000000000000000
| [   70.259825][  T687] ------------[ cut here ]------------
| [ 70.260404][ T687] WARNING: CPU: 3 PID: 687 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) 
| [   70.261470][  T687] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   70.262867][  T687] Tainted: [W]=WARN
[   70.263199][  T687] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 70.263843][ T687] 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) 
[ 70.264421][ T687] 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
[   70.266360][  T687] RSP: 0018:ffffc900008ceef0 EFLAGS: 00010246
[   70.267067][  T687] RAX: 0000000000000000 RBX: ffff88800bcd2000 RCX: 0000000000000001
[   70.267931][  T687] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   70.268794][  T687] RBP: ffffc900008cefe0 R08: 0000000000000000 R09: 0000000000000000
[   70.269629][  T687] R10: ffffc900008cf010 R11: ffffffff96179160 R12: 1ffff92000119de2
[   70.270490][  T687] R13: 00000000000005dc R14: ffffc900008cf010 R15: ffff88800bcd2f08
[   70.271349][  T687] FS:  00007fb37e411800(0000) GS:ffff88809e637000(0000) knlGS:0000000000000000
[   70.272367][  T687] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   70.273088][  T687] CR2: 00000000004e5768 CR3: 00000000059df003 CR4: 0000000000772ef0
[   70.273890][  T687] PKRU: 55555554
[   70.274236][  T687] Call Trace:
[   70.274641][  T687]  <TASK>
[ 70.274927][ T687] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 70.275509][ T687] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.276091][ T687] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.276656][ T687] netif_set_mtu (net/core/dev.c:9652) 
[ 70.277199][ T687] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 70.277877][ T687] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 70.278312][ T687] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 70.279060][ T687] br_add_if (net/bridge/br_if.c:697) bridge 
[ 70.279629][ T687] do_set_master (net/core/rtnetlink.c:2948) 
[ 70.280232][ T687] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 70.280790][ T687] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 70.281507][ T687] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 70.282048][ T687] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 70.282574][ T687] ? __kernel_text_address (kernel/extable.c:79) 
[ 70.283119][ T687] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.283673][ T687] ? __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) 
[ 70.284249][ T687] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 70.284934][ T687] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.285450][ T687] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.285808][ T687] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 70.286118][ T687] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 70.286437][ T687] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.286824][ T687] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 70.287295][ T687] ? __create_object (mm/kmemleak.c:771) 
[ 70.287606][ T687] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 70.287922][ T687] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 70.288240][ T687] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 70.288623][ T687] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 70.288945][ T687] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 70.289264][ T687] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 70.289568][ T687] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.289925][ T687] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.290242][ T687] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 70.290548][ T687] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.291018][ T687] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 70.291582][ T687] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 70.292135][ T687] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 70.292641][ T687] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.292975][ T687] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 70.293288][ T687] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 70.293600][ T687] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 70.293947][ T687] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 70.294263][ T687] ? 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) 
[ 70.294570][ T687] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 70.294965][ T687] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 70.295287][ T687] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.295611][ T687] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 70.295946][ T687] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 70.296267][ T687] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 70.296580][ T687] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 70.296901][ T687] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 70.297215][ T687] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 70.297613][ T687] ___sys_sendmsg (net/socket.c:2670) 
[ 70.297954][ T687] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 70.298269][ T687] ? __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) 
[ 70.298656][ T687] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 70.299091][ T687] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.299433][ T687] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 70.299772][ T687] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 70.300159][ T687] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 70.300499][ T687] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 70.300828][ T687] __sys_sendmsg (net/socket.c:2700) 
[ 70.301146][ T687] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 70.301553][ T687] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 70.301917][ T687] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 70.302257][ T687] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 70.302579][ T687] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   70.302981][  T687] RIP: 0033:0x7fb37e5de1e7
[ 70.303318][ T687] 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)
[   70.304465][  T687] RSP: 002b:00007ffddb2b14d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   70.305042][  T687] RAX: ffffffffffffffda RBX: 00007ffddb2b1c00 RCX: 00007fb37e5de1e7
[   70.305513][  T687] RDX: 0000000000000000 RSI: 00007ffddb2b1540 RDI: 0000000000000005
[   70.306019][  T687] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   70.306490][  T687] R10: 000000002d5b1910 R11: 0000000000000246 R12: 0000000000000004
[   70.306945][  T687] R13: 00000000686e3f47 R14: 0000000000499600 R15: 0000000000000000
| [   73.583896][  T719] ------------[ cut here ]------------
| [ 73.585320][ T719] WARNING: CPU: 3 PID: 719 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) 
| [   73.585982][  T719] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   73.587208][  T719] Tainted: [W]=WARN
[   73.587451][  T719] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 73.587833][ T719] 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) 
[ 73.588159][ T719] 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
[   73.589273][  T719] RSP: 0018:ffffc90000a56ef0 EFLAGS: 00010246
[   73.589659][  T719] RAX: 0000000000000000 RBX: ffff88800b80a000 RCX: 0000000000000001
[   73.590141][  T719] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   73.590624][  T719] RBP: ffffc90000a56fe0 R08: 0000000000000000 R09: 0000000000000000
[   73.591100][  T719] R10: ffffc90000a57010 R11: ffffffff96179160 R12: 1ffff9200014ade2
[   73.591582][  T719] R13: 00000000000005dc R14: ffffc90000a57010 R15: ffff88800b80af08
[   73.592053][  T719] FS:  00007f02403cd800(0000) GS:ffff88809e637000(0000) knlGS:0000000000000000
[   73.592629][  T719] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.593022][  T719] CR2: 00000000004e6898 CR3: 000000000b85f002 CR4: 0000000000772ef0
[   73.593501][  T719] PKRU: 55555554
[   73.593738][  T719] Call Trace:
[   73.593973][  T719]  <TASK>
[ 73.594134][ T719] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 73.594469][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.594796][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.595103][ T719] netif_set_mtu (net/core/dev.c:9652) 
[ 73.595438][ T719] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 73.595778][ T719] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 73.596011][ T719] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 73.596449][ T719] br_add_if (net/bridge/br_if.c:697) bridge 
[ 73.596806][ T719] do_set_master (net/core/rtnetlink.c:2948) 
[ 73.597117][ T719] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 73.597436][ T719] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 73.597835][ T719] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 73.598140][ T719] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 73.598451][ T719] ? __kernel_text_address (kernel/extable.c:79) 
[ 73.598761][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.599079][ T719] ? __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) 
[ 73.599414][ T719] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 73.599790][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.600095][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.600420][ T719] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 73.600727][ T719] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 73.601036][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.601351][ T719] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 73.601659][ T719] ? __create_object (mm/kmemleak.c:771) 
[ 73.601979][ T719] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 73.602293][ T719] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 73.602597][ T719] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 73.602972][ T719] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 73.603292][ T719] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 73.603602][ T719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.603907][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.604226][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.604533][ T719] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 73.604835][ T719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.605157][ T719] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.605475][ T719] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 73.605801][ T719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.606111][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.606434][ T719] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 73.606741][ T719] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.607046][ T719] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 73.607369][ T719] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 73.607674][ T719] ? 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) 
[ 73.607980][ T719] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 73.608305][ T719] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 73.608616][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.608938][ T719] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.609269][ T719] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 73.609588][ T719] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 73.609920][ T719] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.610245][ T719] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 73.610547][ T719] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 73.610953][ T719] ___sys_sendmsg (net/socket.c:2670) 
[ 73.611268][ T719] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 73.611579][ T719] ? __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) 
[ 73.611959][ T719] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 73.612272][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.612581][ T719] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.612892][ T719] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.613217][ T719] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 73.613518][ T719] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.613838][ T719] __sys_sendmsg (net/socket.c:2700) 
[ 73.614142][ T719] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 73.614529][ T719] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 73.614847][ T719] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.615154][ T719] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.615518][ T719] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   73.615933][  T719] RIP: 0033:0x7f024059a1e7
[ 73.616272][ T719] 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)
[   73.617377][  T719] RSP: 002b:00007ffe350a8f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   73.617861][  T719] RAX: ffffffffffffffda RBX: 00007ffe350a9650 RCX: 00007f024059a1e7
[   73.618347][  T719] RDX: 0000000000000000 RSI: 00007ffe350a8f90 RDI: 0000000000000005
[   73.618806][  T719] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   73.619270][  T719] R10: 00000000144b3910 R11: 0000000000000246 R12: 0000000000000004
[   73.619774][  T719] R13: 00000000686e3f4b R14: 0000000000499600 R15: 0000000000000000
| [   74.316180][  T725] ------------[ cut here ]------------
| [ 74.316528][ T725] WARNING: CPU: 2 PID: 725 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) 
| [   74.317150][  T725] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   74.318791][  T725] Tainted: [W]=WARN
[   74.319113][  T725] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 74.319549][ T725] 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) 
[ 74.319897][ T725] 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
[   74.321114][  T725] RSP: 0018:ffffc90000aa6ef0 EFLAGS: 00010246
[   74.321551][  T725] RAX: 0000000000000000 RBX: ffff88800b80a000 RCX: 0000000000000001
[   74.322048][  T725] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   74.322568][  T725] RBP: ffffc90000aa6fe0 R08: 0000000000000000 R09: 0000000000000000
[   74.323071][  T725] R10: ffffc90000aa7010 R11: ffffffff96aa8918 R12: 1ffff92000154de2
[   74.323584][  T725] R13: 00000000000005dc R14: ffffc90000aa7010 R15: ffff88800b80af08
[   74.324083][  T725] FS:  00007fc7f0154800(0000) GS:ffff88809e5b7000(0000) knlGS:0000000000000000
[   74.324678][  T725] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   74.325099][  T725] CR2: 00000000004e5768 CR3: 000000000f7da002 CR4: 0000000000772ef0
[   74.325651][  T725] PKRU: 55555554
[   74.325918][  T725] Call Trace:
[   74.326172][  T725]  <TASK>
[ 74.326371][ T725] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 74.326711][ T725] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.327059][ T725] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 74.327430][ T725] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 74.327851][ T725] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 74.328205][ T725] netif_set_mtu (net/core/dev.c:9652) 
[ 74.328551][ T725] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 74.328891][ T725] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 74.329358][ T725] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 74.329611][ T725] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 74.330055][ T725] br_add_if (net/bridge/br_if.c:697) bridge 
[ 74.330445][ T725] do_set_master (net/core/rtnetlink.c:2948) 
[ 74.330776][ T725] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 74.331104][ T725] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 74.331523][ T725] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 74.331846][ T725] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 74.332171][ T725] ? __kernel_text_address (kernel/extable.c:79) 
[ 74.332509][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.332845][ T725] ? __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) 
[ 74.333195][ T725] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 74.333646][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.333984][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.334334][ T725] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 74.334658][ T725] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 74.335009][ T725] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.335354][ T725] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 74.335687][ T725] ? __create_object (mm/kmemleak.c:771) 
[ 74.336020][ T725] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 74.336355][ T725] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 74.336678][ T725] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 74.337106][ T725] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 74.337461][ T725] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 74.337797][ T725] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 74.338125][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.338477][ T725] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.338817][ T725] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 74.339148][ T725] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.339492][ T725] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 74.339817][ T725] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 74.340139][ T725] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 74.340476][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.340804][ T725] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 74.341128][ T725] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 74.341467][ T725] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 74.341798][ T725] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 74.342116][ T725] ? 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) 
[ 74.342459][ T725] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 74.342784][ T725] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 74.343101][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.343442][ T725] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 74.343767][ T725] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 74.344090][ T725] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 74.344434][ T725] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 74.344772][ T725] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 74.345105][ T725] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 74.345533][ T725] ___sys_sendmsg (net/socket.c:2670) 
[ 74.345878][ T725] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 74.346217][ T725] ? __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) 
[ 74.346616][ T725] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 74.346940][ T725] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.347288][ T725] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 74.347616][ T725] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 74.347937][ T725] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 74.348270][ T725] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 74.348597][ T725] __sys_sendmsg (net/socket.c:2700) 
[ 74.348931][ T725] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 74.349345][ T725] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 74.349683][ T725] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 74.350013][ T725] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 74.350368][ T725] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   74.350786][  T725] RIP: 0033:0x7fc7f03211e7
[ 74.351122][ T725] 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)
[   74.352253][  T725] RSP: 002b:00007ffee35418a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   74.352736][  T725] RAX: ffffffffffffffda RBX: 00007ffee3541fd0 RCX: 00007fc7f03211e7
[   74.353222][  T725] RDX: 0000000000000000 RSI: 00007ffee3541910 RDI: 0000000000000005
[   74.353692][  T725] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   74.354178][  T725] R10: 000000000ce90910 R11: 0000000000000246 R12: 0000000000000004
[   74.354668][  T725] R13: 00000000686e3f4b R14: 0000000000499600 R15: 0000000000000000
| [   91.665844][  T843] ------------[ cut here ]------------
| [ 91.666166][ T843] WARNING: CPU: 1 PID: 843 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) 
| [   91.666789][  T843] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   91.667963][  T843] Tainted: [W]=WARN
[   91.668201][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 91.668583][ T843] 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) 
[ 91.668897][ T843] 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
[   91.670006][  T843] RSP: 0018:ffffc90000fa6f70 EFLAGS: 00010246
[   91.671023][  T843] RAX: 0000000000000000 RBX: ffff8880098fa000 RCX: 0000000000000001
[   91.671491][  T843] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   91.671952][  T843] RBP: ffffc90000fa7058 R08: 0000000000000000 R09: 0000000000000000
[   91.672427][  T843] R10: ffffc90000fa7088 R11: ffffffff92000130 R12: 1ffff920001f4df2
[   91.672885][  T843] R13: 00000000000005dc R14: ffffc90000fa7088 R15: ffff8880098faf08
[   91.673360][  T843] FS:  00007fc19ed96800(0000) GS:ffff88809e537000(0000) knlGS:0000000000000000
[   91.673901][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   91.674295][  T843] CR2: 00000000004e5760 CR3: 00000000059ac002 CR4: 0000000000772ef0
[   91.674753][  T843] PKRU: 55555554
[   91.674984][  T843] Call Trace:
[   91.675230][  T843]  <TASK>
[ 91.675385][ T843] ? __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) 
[ 91.675772][ T843] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 91.676119][ T843] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 91.676432][ T843] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 91.676735][ T843] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 91.677034][ T843] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 91.677359][ T843] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 91.677671][ T843] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 91.677975][ T843] ? ___sys_sendmsg (net/socket.c:2670) 
[ 91.678287][ T843] ? __sys_sendmsg (net/socket.c:2700) 
[ 91.678588][ T843] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 91.678887][ T843] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 91.679288][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.679600][ T843] netif_set_mtu (net/core/dev.c:9652) 
[ 91.679903][ T843] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 91.680238][ T843] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 91.680471][ T843] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 91.680887][ T843] br_del_if (net/bridge/br_if.c:743) bridge 
[ 91.681247][ T843] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 91.681558][ T843] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 91.681862][ T843] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 91.682168][ T843] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 91.682569][ T843] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 91.682871][ T843] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 91.683171][ T843] ? __kernel_text_address (kernel/extable.c:79) 
[ 91.683486][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.683794][ T843] ? __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) 
[ 91.684096][ T843] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 91.684482][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.684801][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.685103][ T843] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 91.685427][ T843] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 91.685742][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.686045][ T843] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 91.686355][ T843] ? __create_object (mm/kmemleak.c:771) 
[ 91.686661][ T843] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 91.686963][ T843] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 91.687284][ T843] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 91.687661][ T843] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 91.687969][ T843] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 91.688290][ T843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.688592][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.688899][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.689217][ T843] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 91.689523][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 91.689828][ T843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 91.690130][ T843] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 91.690443][ T843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.690749][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.691060][ T843] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 91.691371][ T843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 91.691676][ T843] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 91.691997][ T843] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 91.692308][ T843] ? 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) 
[ 91.692611][ T843] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 91.692916][ T843] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 91.693242][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.693559][ T843] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 91.693864][ T843] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 91.694173][ T843] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 91.694494][ T843] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 91.694798][ T843] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 91.695100][ T843] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 91.695497][ T843] ___sys_sendmsg (net/socket.c:2670) 
[ 91.695814][ T843] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 91.696114][ T843] ? __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) 
[ 91.696507][ T843] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 91.696811][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.697116][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 91.697451][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 91.697754][ T843] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 91.698053][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 91.698373][ T843] __sys_sendmsg (net/socket.c:2700) 
[ 91.698681][ T843] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 91.699054][ T843] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 91.699379][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 91.699684][ T843] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 91.699989][ T843] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   91.700373][  T843] RIP: 0033:0x7fc19ef631e7
[ 91.700685][ T843] 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)
[   91.701793][  T843] RSP: 002b:00007fff0de3f538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   91.702268][  T843] RAX: ffffffffffffffda RBX: 00007fff0de3fc60 RCX: 00007fc19ef631e7
[   91.702720][  T843] RDX: 0000000000000000 RSI: 00007fff0de3f5a0 RDI: 0000000000000005
[   91.703179][  T843] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   91.703642][  T843] R10: 00007fc19ee60ee8 R11: 0000000000000246 R12: 0000000000000003
[   91.704091][  T843] R13: 00000000686e3f5d R14: 0000000000499600 R15: 0000000000000000
| [   92.287914][  T847] ------------[ cut here ]------------
| [ 92.288242][ T847] WARNING: CPU: 3 PID: 847 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) 
| [   92.288848][  T847] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   92.290036][  T847] Tainted: [W]=WARN
[   92.290274][  T847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.290654][ T847] 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) 
[ 92.290965][ T847] 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
[   92.292200][  T847] RSP: 0018:ffffc90000fd6f70 EFLAGS: 00010246
[   92.292582][  T847] RAX: 0000000000000000 RBX: ffff8880098fa000 RCX: 0000000000000001
[   92.293038][  T847] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   92.293502][  T847] RBP: ffffc90000fd7058 R08: 0000000000000000 R09: 0000000000000000
[   92.293964][  T847] R10: ffffc90000fd7088 R11: ffffffff96179160 R12: 1ffff920001fadf2
[   92.294427][  T847] R13: 00000000000005dc R14: ffffc90000fd7088 R15: ffff8880098faf08
[   92.294883][  T847] FS:  00007f9d23999800(0000) GS:ffff88809e637000(0000) knlGS:0000000000000000
[   92.295421][  T847] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.295811][  T847] CR2: 00000000004e5ab0 CR3: 0000000008c2f001 CR4: 0000000000772ef0
[   92.296281][  T847] PKRU: 55555554
[   92.296508][  T847] Call Trace:
[   92.296738][  T847]  <TASK>
[ 92.296892][ T847] ? __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) 
[ 92.297280][ T847] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 92.297626][ T847] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 92.297929][ T847] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.298248][ T847] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.298550][ T847] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 92.298853][ T847] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.299159][ T847] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.299470][ T847] ? ___sys_sendmsg (net/socket.c:2670) 
[ 92.299770][ T847] ? __sys_sendmsg (net/socket.c:2700) 
[ 92.300077][ T847] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.300389][ T847] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 92.300769][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.301080][ T847] netif_set_mtu (net/core/dev.c:9652) 
[ 92.301392][ T847] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.301710][ T847] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.301941][ T847] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 92.302366][ T847] br_del_if (net/bridge/br_if.c:743) bridge 
[ 92.302703][ T847] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 92.303011][ T847] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 92.303327][ T847] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.303636][ T847] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 92.304018][ T847] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 92.304327][ T847] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 92.304629][ T847] ? __kernel_text_address (kernel/extable.c:79) 
[ 92.304933][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.305255][ T847] ? __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) 
[ 92.305559][ T847] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 92.305959][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.306276][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.306578][ T847] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 92.306879][ T847] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 92.307189][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.307491][ T847] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.307799][ T847] ? __create_object (mm/kmemleak.c:771) 
[ 92.308104][ T847] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 92.308418][ T847] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 92.308721][ T847] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 92.309097][ T847] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 92.309415][ T847] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.309725][ T847] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.310034][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.310351][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.310655][ T847] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.310956][ T847] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.311268][ T847] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.311568][ T847] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.311873][ T847] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.312189][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.312504][ T847] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.312805][ T847] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.313109][ T847] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.313433][ T847] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.313735][ T847] ? 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) 
[ 92.314040][ T847] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 92.314355][ T847] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.314662][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.314969][ T847] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.315286][ T847] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.315589][ T847] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.315909][ T847] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.316222][ T847] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.316523][ T847] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.316935][ T847] ___sys_sendmsg (net/socket.c:2670) 
[ 92.317248][ T847] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 92.317551][ T847] ? __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) 
[ 92.317928][ T847] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.318242][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.318551][ T847] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.318859][ T847] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.319167][ T847] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 92.319479][ T847] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.319789][ T847] __sys_sendmsg (net/socket.c:2700) 
[ 92.320089][ T847] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 92.320472][ T847] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.320787][ T847] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.321092][ T847] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.321403][ T847] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.321785][  T847] RIP: 0033:0x7f9d23b661e7
[ 92.322098][ T847] 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)
[   92.323188][  T847] RSP: 002b:00007ffe929b16e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.323651][  T847] RAX: ffffffffffffffda RBX: 00007ffe929b1e10 RCX: 00007f9d23b661e7
[   92.324106][  T847] RDX: 0000000000000000 RSI: 00007ffe929b1750 RDI: 0000000000000005
[   92.324567][  T847] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   92.325021][  T847] R10: 00007f9d23a63ee8 R11: 0000000000000246 R12: 0000000000000003
[   92.325490][  T847] R13: 00000000686e3f5d R14: 0000000000499600 R15: 0000000000000000
| [   92.554317][  T849] ------------[ cut here ]------------
| [ 92.554627][ T849] WARNING: CPU: 0 PID: 849 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) 
| [   92.555244][  T849] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   92.556461][  T849] Tainted: [W]=WARN
[   92.556690][  T849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 92.557069][ T849] 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) 
[ 92.557396][ T849] 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
[   92.558480][  T849] RSP: 0018:ffffc90000fe6f70 EFLAGS: 00010246
[   92.558862][  T849] RAX: 0000000000000000 RBX: ffff8880098fa000 RCX: 0000000000000001
[   92.559335][  T849] RDX: 0000000000000000 RSI: ffffffff95c9b941 RDI: ffffffff954555e0
[   92.559790][  T849] RBP: ffffc90000fe7058 R08: 0000000000000000 R09: 0000000000000000
[   92.560250][  T849] R10: ffffc90000fe7088 R11: ffffffff96179160 R12: 1ffff920001fcdf2
[   92.560717][  T849] R13: 00000000000005dc R14: ffffc90000fe7088 R15: ffff8880098faf08
[   92.561173][  T849] FS:  00007f41bff56800(0000) GS:ffff88809e4b7000(0000) knlGS:0000000000000000
[   92.561712][  T849] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   92.562092][  T849] CR2: 00000000004e5aa8 CR3: 000000000aad9002 CR4: 0000000000772ef0
[   92.562554][  T849] PKRU: 55555554
[   92.562781][  T849] Call Trace:
[   92.563009][  T849]  <TASK>
[ 92.563162][ T849] ? __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) 
[ 92.563561][ T849] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 92.563909][ T849] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 92.564221][ T849] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.564523][ T849] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 92.564824][ T849] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 92.565133][ T849] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.565442][ T849] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.565765][ T849] ? ___sys_sendmsg (net/socket.c:2670) 
[ 92.566067][ T849] ? __sys_sendmsg (net/socket.c:2700) 
[ 92.566377][ T849] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.566679][ T849] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 92.567054][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.567375][ T849] netif_set_mtu (net/core/dev.c:9652) 
[ 92.567680][ T849] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 92.568007][ T849] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 92.568247][ T849] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 92.568666][ T849] br_del_if (net/bridge/br_if.c:743) bridge 
[ 92.569005][ T849] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 92.569317][ T849] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 92.569623][ T849] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 92.569929][ T849] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 92.570324][ T849] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 92.570632][ T849] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 92.570935][ T849] ? __kernel_text_address (kernel/extable.c:79) 
[ 92.571252][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.571558][ T849] ? __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) 
[ 92.571861][ T849] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 92.572246][ T849] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.572551][ T849] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.572857][ T849] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 92.573159][ T849] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 92.573472][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.573774][ T849] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 92.574073][ T849] ? __create_object (mm/kmemleak.c:771) 
[ 92.574388][ T849] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 92.574693][ T849] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 92.575002][ T849] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 92.575392][ T849] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 92.575713][ T849] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 92.576020][ T849] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.576333][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.576642][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.576946][ T849] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 92.577256][ T849] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.577568][ T849] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 92.577870][ T849] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 92.578174][ T849] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.578509][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.578817][ T849] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 92.579121][ T849] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 92.579434][ T849] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 92.579760][ T849] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 92.580065][ T849] ? 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) 
[ 92.580377][ T849] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 92.580684][ T849] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 92.580985][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.581303][ T849] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 92.581613][ T849] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 92.581926][ T849] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 92.582246][ T849] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 92.582552][ T849] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 92.582856][ T849] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 92.583255][ T849] ___sys_sendmsg (net/socket.c:2670) 
[ 92.583556][ T849] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 92.583860][ T849] ? __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) 
[ 92.584250][ T849] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 92.584555][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.584863][ T849] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 92.585172][ T849] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 92.585485][ T849] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 92.585793][ T849] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 92.586119][ T849] __sys_sendmsg (net/socket.c:2700) 
[ 92.586432][ T849] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 92.586814][ T849] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 92.587132][ T849] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 92.587446][ T849] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 92.587749][ T849] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   92.588125][  T849] RIP: 0033:0x7f41c01231e7
[ 92.588448][ T849] 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)
[   92.589552][  T849] RSP: 002b:00007ffd718b70b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   92.590011][  T849] RAX: ffffffffffffffda RBX: 00007ffd718b77e0 RCX: 00007f41c01231e7
[   92.590477][  T849] RDX: 0000000000000000 RSI: 00007ffd718b7120 RDI: 0000000000000005
[   92.590936][  T849] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   92.591398][  T849] R10: 00007f41c0020ee8 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