======================================
| [   20.852301][  T329] br1: port 1(vx1) entered forwarding state
| [   20.853697][  T329] ------------[ cut here ]------------
| [ 20.854085][ T329] WARNING: CPU: 2 PID: 329 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) 
| [   20.854788][  T329] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   20.856094][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.856671][ T329] 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) 
[ 20.857031][ T329] 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
[   20.858239][  T329] RSP: 0018:ffffc90000626ef0 EFLAGS: 00010246
[   20.858699][  T329] RAX: 0000000000000000 RBX: ffff88800c3b2000 RCX: 0000000000000001
[   20.859257][  T329] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   20.859789][  T329] RBP: ffffc90000626fe0 R08: 0000000000000000 R09: 0000000000000000
[   20.860339][  T329] R10: ffffc90000627010 R11: ffffffff88ea8918 R12: 1ffff920000c4de2
[   20.860877][  T329] R13: 00000000000005dc R14: ffffc90000627010 R15: ffff88800c3b2f08
[   20.861432][  T329] FS:  00007fd24dc97800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   20.862075][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.862529][  T329] CR2: 00000000004e5760 CR3: 0000000002119003 CR4: 0000000000772ef0
[   20.863092][  T329] PKRU: 55555554
[   20.863354][  T329] Call Trace:
[   20.863618][  T329]  <TASK>
[ 20.863812][ T329] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.864189][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.864544][ T329] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 20.864883][ T329] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 20.865351][ T329] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 20.865710][ T329] netif_set_mtu (net/core/dev.c:9652) 
[ 20.866046][ T329] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 20.866432][ T329] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 20.866899][ T329] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 20.867172][ T329] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 20.867649][ T329] br_add_if (net/bridge/br_if.c:697) bridge 
[ 20.868043][ T329] do_set_master (net/core/rtnetlink.c:2948) 
[ 20.868402][ T329] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 20.868759][ T329] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.869218][ T329] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.869563][ T329] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.869909][ T329] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.870266][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.870624][ T329] ? __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) 
[ 20.870965][ T329] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.871401][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.871750][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.872097][ T329] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.872432][ T329] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.872786][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.873160][ T329] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.873503][ T329] ? __create_object (mm/kmemleak.c:771) 
[ 20.873853][ T329] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.874212][ T329] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.874558][ T329] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.874973][ T329] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.875318][ T329] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.875674][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.876005][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.876386][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.876711][ T329] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.877037][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.877371][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.877691][ T329] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.878023][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.878370][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.878696][ T329] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.879028][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.879382][ T329] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.879729][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.880101][ T329] ? 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) 
[ 20.880458][ T329] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 20.880801][ T329] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.881145][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.881492][ T329] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.881829][ T329] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.882161][ T329] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.882548][ T329] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.882912][ T329] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.883264][ T329] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.883691][ T329] ___sys_sendmsg (net/socket.c:2670) 
[ 20.884041][ T329] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.884389][ T329] ? __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) 
[ 20.884819][ T329] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.885154][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.885507][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.885830][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.886197][ T329] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.886546][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.886877][ T329] __sys_sendmsg (net/socket.c:2700) 
[ 20.887264][ T329] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.887689][ T329] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.888045][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.888385][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.888716][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.889145][  T329] RIP: 0033:0x7fd24de641e7
[ 20.889519][ T329] 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)
[   20.890697][  T329] RSP: 002b:00007fff3be9da78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.891222][  T329] RAX: ffffffffffffffda RBX: 00007fff3be9e1a0 RCX: 00007fd24de641e7
[   20.891724][  T329] RDX: 0000000000000000 RSI: 00007fff3be9dae0 RDI: 0000000000000005
[   20.892211][  T329] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   20.892711][  T329] R10: 0000000016970910 R11: 0000000000000246 R12: 0000000000000004
[   20.893227][  T329] R13: 00000000686e4a78 R14: 0000000000499600 R15: 0000000000000000
| [   21.063482][  T330] ------------[ cut here ]------------
| [ 21.063843][ T330] WARNING: CPU: 0 PID: 330 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.064473][  T330] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.065708][  T330] Tainted: [W]=WARN
[   21.065958][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.066354][ T330] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.066690][ T330] 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
[   21.067825][  T330] RSP: 0018:ffffc90000696ef0 EFLAGS: 00010246
[   21.068249][  T330] RAX: 0000000000000000 RBX: ffff88800c3b2000 RCX: 0000000000000001
[   21.068724][  T330] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   21.069205][  T330] RBP: ffffc90000696fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.069695][  T330] R10: ffffc90000697010 R11: ffffffff88ea8918 R12: 1ffff920000d2de2
[   21.070184][  T330] R13: 00000000000005dc R14: ffffc90000697010 R15: ffff88800c3b2f08
[   21.070656][  T330] FS:  00007f62240e5800(0000) GS:ffff8880a52b7000(0000) knlGS:0000000000000000
[   21.071225][  T330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.071623][  T330] CR2: 00000000004e5aa8 CR3: 0000000004c22003 CR4: 0000000000772ef0
[   21.072116][  T330] PKRU: 55555554
[   21.072360][  T330] Call Trace:
[   21.072624][  T330]  <TASK>
[ 21.072790][ T330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.073119][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.073450][ T330] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.073775][ T330] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.074178][ T330] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.074505][ T330] netif_set_mtu (net/core/dev.c:9652) 
[ 21.074810][ T330] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.075155][ T330] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.075595][ T330] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.075832][ T330] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.076267][ T330] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.076630][ T330] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.076944][ T330] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.077262][ T330] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.077646][ T330] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.077949][ T330] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.078259][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.078568][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.078884][ T330] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.079199][ T330] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.079575][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.079880][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.080192][ T330] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.080492][ T330] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.080793][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.081106][ T330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.081410][ T330] ? __create_object (mm/kmemleak.c:771) 
[ 21.081717][ T330] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.082024][ T330] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.082339][ T330] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.082749][ T330] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.083077][ T330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.083385][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.083687][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.084000][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.084326][ T330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.084628][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.084933][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.085245][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.085553][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.085860][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.086180][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.086482][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.086783][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.087110][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.087418][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.087722][ T330] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.088027][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.088344][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.088652][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.088958][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.089274][ T330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.089587][ T330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.089893][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.090203][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.090599][ T330] ___sys_sendmsg (net/socket.c:2670) 
[ 21.090898][ T330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.091209][ T330] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.091587][ T330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.091894][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.092212][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.092540][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.092846][ T330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.093170][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.093483][ T330] __sys_sendmsg (net/socket.c:2700) 
[ 21.093788][ T330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.094172][ T330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.094494][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.094802][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.095119][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.095500][  T330] RIP: 0033:0x7f62242b21e7
[ 21.095817][ T330] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.096987][  T330] RSP: 002b:00007ffddcdce158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.097472][  T330] RAX: ffffffffffffffda RBX: 00007ffddcdce880 RCX: 00007f62242b21e7
[   21.097932][  T330] RDX: 0000000000000000 RSI: 00007ffddcdce1c0 RDI: 0000000000000005
[   21.098405][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.098862][  T330] R10: 0000000027d43910 R11: 0000000000000246 R12: 0000000000000004
[   21.099325][  T330] R13: 00000000686e4a78 R14: 0000000000499600 R15: 0000000000000000
| [   21.335816][  T332] ------------[ cut here ]------------
| [ 21.336192][ T332] WARNING: CPU: 2 PID: 332 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.336846][  T332] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.338956][  T332] Tainted: [W]=WARN
[   21.339244][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.339641][ T332] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.339981][ T332] 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
[   21.341138][  T332] RSP: 0018:ffffc90000696ef0 EFLAGS: 00010246
[   21.341565][  T332] RAX: 0000000000000000 RBX: ffff88800c3b2000 RCX: 0000000000000001
[   21.342042][  T332] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   21.342576][  T332] RBP: ffffc90000696fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.343054][  T332] R10: ffffc90000697010 R11: ffffffff88ea8918 R12: 1ffff920000d2de2
[   21.343551][  T332] R13: 00000000000005dc R14: ffffc90000697010 R15: ffff88800c3b2f08
[   21.344018][  T332] FS:  00007f5ceebb0800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   21.344604][  T332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.345002][  T332] CR2: 00000000004e5ab0 CR3: 0000000002119002 CR4: 0000000000772ef0
[   21.345498][  T332] PKRU: 55555554
[   21.345745][  T332] Call Trace:
[   21.345988][  T332]  <TASK>
[ 21.346206][ T332] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.346542][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.346866][ T332] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.347245][ T332] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.347641][ T332] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.347964][ T332] netif_set_mtu (net/core/dev.c:9652) 
[ 21.348313][ T332] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.348644][ T332] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.349122][ T332] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.349372][ T332] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.349804][ T332] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.350233][ T332] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.350582][ T332] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.350929][ T332] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.351357][ T332] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.351692][ T332] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.352012][ T332] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.352372][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.352716][ T332] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.353040][ T332] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.353457][ T332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.353777][ T332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.354137][ T332] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.354465][ T332] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.354811][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.355163][ T332] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.355486][ T332] ? __create_object (mm/kmemleak.c:771) 
[ 21.355806][ T332] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.356151][ T332] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.356475][ T332] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.356898][ T332] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.357253][ T332] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.357588][ T332] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.357910][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.358286][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.358610][ T332] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.358925][ T332] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.359272][ T332] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.359591][ T332] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.359908][ T332] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.360256][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.360582][ T332] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.360901][ T332] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.361242][ T332] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.361577][ T332] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.361891][ T332] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.362250][ T332] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.362623][ T332] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.362944][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.363292][ T332] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.363615][ T332] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.363937][ T332] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.364284][ T332] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.364606][ T332] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.364921][ T332] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.365347][ T332] ___sys_sendmsg (net/socket.c:2670) 
[ 21.365668][ T332] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.365984][ T332] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.366444][ T332] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.366770][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.367117][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.367442][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.367758][ T332] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.368092][ T332] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.368420][ T332] __sys_sendmsg (net/socket.c:2700) 
[ 21.368735][ T332] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.369163][ T332] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.369492][ T332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.369810][ T332] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.370169][ T332] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.370563][  T332] RIP: 0033:0x7f5ceed7d1e7
[ 21.370891][ T332] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.372012][  T332] RSP: 002b:00007ffcc562ec18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.372519][  T332] RAX: ffffffffffffffda RBX: 00007ffcc562f340 RCX: 00007f5ceed7d1e7
[   21.372992][  T332] RDX: 0000000000000000 RSI: 00007ffcc562ec80 RDI: 0000000000000005
[   21.373485][  T332] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.373952][  T332] R10: 0000000024062910 R11: 0000000000000246 R12: 0000000000000004
[   21.374501][  T332] R13: 00000000686e4a78 R14: 0000000000499600 R15: 0000000000000000
| [   25.687915][  T379] ------------[ cut here ]------------
| [ 25.689149][ T379] WARNING: CPU: 2 PID: 379 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   25.689986][  T379] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   25.691507][  T379] Tainted: [W]=WARN
[   25.691788][  T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 25.692247][ T379] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 25.692629][ T379] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   25.693875][  T379] RSP: 0018:ffffc9000091eef0 EFLAGS: 00010246
[   25.694337][  T379] RAX: 0000000000000000 RBX: ffff88800be82000 RCX: 0000000000000001
[   25.694867][  T379] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   25.695428][  T379] RBP: ffffc9000091efe0 R08: 0000000000000000 R09: 0000000000000000
[   25.695962][  T379] R10: ffffc9000091f010 R11: ffffffff88579160 R12: 1ffff92000123de2
[   25.696498][  T379] R13: 00000000000005dc R14: ffffc9000091f010 R15: ffff88800be82f08
[   25.697030][  T379] FS:  00007f21b6966800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   25.697659][  T379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   25.698113][  T379] CR2: 00000000004e6898 CR3: 000000000ac32002 CR4: 0000000000772ef0
[   25.698645][  T379] PKRU: 55555554
[   25.698916][  T379] Call Trace:
[   25.699213][  T379]  <TASK>
[ 25.699395][ T379] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 25.699753][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.700142][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.700507][ T379] netif_set_mtu (net/core/dev.c:9652) 
[ 25.700862][ T379] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 25.701249][ T379] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 25.701526][ T379] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 25.702013][ T379] br_add_if (net/bridge/br_if.c:697) bridge 
[ 25.702455][ T379] do_set_master (net/core/rtnetlink.c:2948) 
[ 25.702838][ T379] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 25.703235][ T379] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 25.703689][ T379] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 25.704043][ T379] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 25.704414][ T379] ? __kernel_text_address (kernel/extable.c:79) 
[ 25.704777][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.705158][ T379] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 25.705524][ T379] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 25.705965][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.706340][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.706700][ T379] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 25.707081][ T379] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 25.707455][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.707811][ T379] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 25.708178][ T379] ? __create_object (mm/kmemleak.c:771) 
[ 25.708547][ T379] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 25.708906][ T379] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 25.709273][ T379] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 25.709716][ T379] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 25.710097][ T379] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 25.710461][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.710824][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.711216][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.711587][ T379] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 25.711941][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.712318][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 25.712697][ T379] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 25.713055][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.713430][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.713791][ T379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 25.714169][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 25.714534][ T379] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 25.714923][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 25.715304][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 25.715670][ T379] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 25.716029][ T379] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 25.716397][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.716772][ T379] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 25.717149][ T379] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 25.717507][ T379] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 25.717869][ T379] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 25.718242][ T379] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 25.718599][ T379] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 25.719049][ T379] ___sys_sendmsg (net/socket.c:2670) 
[ 25.719498][ T379] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 25.719823][ T379] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 25.720228][ T379] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 25.720547][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.720865][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 25.721199][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 25.721514][ T379] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 25.721839][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 25.722175][ T379] __sys_sendmsg (net/socket.c:2700) 
[ 25.722498][ T379] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 25.722898][ T379] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 25.723256][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 25.723586][ T379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 25.723925][ T379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   25.724340][  T379] RIP: 0033:0x7f21b6b331e7
[ 25.724694][ T379] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   25.725816][  T379] RSP: 002b:00007fff281c5618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   25.726326][  T379] RAX: ffffffffffffffda RBX: 00007fff281c5d40 RCX: 00007f21b6b331e7
[   25.726798][  T379] RDX: 0000000000000000 RSI: 00007fff281c5680 RDI: 0000000000000005
[   25.727312][  T379] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   25.727790][  T379] R10: 0000000012977910 R11: 0000000000000246 R12: 0000000000000004
[   25.728287][  T379] R13: 00000000686e4a7d R14: 0000000000499600 R15: 0000000000000000
| [   26.448243][  T385] ------------[ cut here ]------------
| [ 26.448561][ T385] WARNING: CPU: 0 PID: 385 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.449172][  T385] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.450359][  T385] Tainted: [W]=WARN
[   26.450590][  T385] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.450973][ T385] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.451302][ T385] 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
[   26.452410][  T385] RSP: 0018:ffffc90000a66ef0 EFLAGS: 00010246
[   26.452818][  T385] RAX: 0000000000000000 RBX: ffff88800be82000 RCX: 0000000000000001
[   26.453284][  T385] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   26.453748][  T385] RBP: ffffc90000a66fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.454216][  T385] R10: ffffc90000a67010 R11: ffffffff88579160 R12: 1ffff9200014cde2
[   26.454674][  T385] R13: 00000000000005dc R14: ffffc90000a67010 R15: ffff88800be82f08
[   26.455170][  T385] FS:  00007fc2d1873800(0000) GS:ffff8880a52b7000(0000) knlGS:0000000000000000
[   26.455704][  T385] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.456096][  T385] CR2: 00000000004e5768 CR3: 000000000c3f9003 CR4: 0000000000772ef0
[   26.456559][  T385] PKRU: 55555554
[   26.456788][  T385] Call Trace:
[   26.457016][  T385]  <TASK>
[ 26.457185][ T385] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.457493][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.457814][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.458137][ T385] netif_set_mtu (net/core/dev.c:9652) 
[ 26.458449][ T385] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.458772][ T385] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.459006][ T385] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.459452][ T385] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.459808][ T385] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.460133][ T385] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.460450][ T385] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.460835][ T385] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.461147][ T385] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.461451][ T385] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.461758][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.462094][ T385] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.462405][ T385] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.462794][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.463113][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.463418][ T385] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.463729][ T385] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.464033][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.464348][ T385] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.464650][ T385] ? __create_object (mm/kmemleak.c:771) 
[ 26.464960][ T385] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.465278][ T385] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.465583][ T385] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.465969][ T385] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.466287][ T385] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.466595][ T385] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.466898][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.467217][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.467525][ T385] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.467827][ T385] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.468140][ T385] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.468443][ T385] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.468749][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.469070][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.469384][ T385] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.469693][ T385] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.470003][ T385] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.470327][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.470631][ T385] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.470939][ T385] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.471256][ T385] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.471561][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.471874][ T385] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.472195][ T385] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.472510][ T385] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.472830][ T385] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.473153][ T385] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.473457][ T385] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.473849][ T385] ___sys_sendmsg (net/socket.c:2670) 
[ 26.474167][ T385] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.474473][ T385] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.474854][ T385] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.475175][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.475485][ T385] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.475799][ T385] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.476119][ T385] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.476429][ T385] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.476744][ T385] __sys_sendmsg (net/socket.c:2700) 
[ 26.477046][ T385] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.477440][ T385] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.477760][ T385] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.478079][ T385] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.478391][ T385] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.478773][  T385] RIP: 0033:0x7fc2d1a401e7
[ 26.479107][ T385] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.480207][  T385] RSP: 002b:00007ffc80f76b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.480691][  T385] RAX: ffffffffffffffda RBX: 00007ffc80f772c0 RCX: 00007fc2d1a401e7
[   26.481164][  T385] RDX: 0000000000000000 RSI: 00007ffc80f76c00 RDI: 0000000000000005
[   26.481631][  T385] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.482099][  T385] R10: 0000000027b00910 R11: 0000000000000246 R12: 0000000000000004
[   26.482566][  T385] R13: 00000000686e4a7e R14: 0000000000499600 R15: 0000000000000000
| [   29.586544][  T417] ------------[ cut here ]------------
| [ 29.586857][ T417] WARNING: CPU: 0 PID: 417 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) 
| [   29.587870][  T417] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   29.589041][  T417] Tainted: [W]=WARN
[   29.589290][  T417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.589675][ T417] 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) 
[ 29.589986][ T417] 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
[   29.591090][  T417] RSP: 0018:ffffc90000c36ef0 EFLAGS: 00010246
[   29.591477][  T417] RAX: 0000000000000000 RBX: ffff8880118c2000 RCX: 0000000000000001
[   29.591934][  T417] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   29.592395][  T417] RBP: ffffc90000c36fe0 R08: 0000000000000000 R09: 0000000000000000
[   29.592862][  T417] R10: ffffc90000c37010 R11: ffffffff88579160 R12: 1ffff92000186de2
[   29.593325][  T417] R13: 00000000000005dc R14: ffffc90000c37010 R15: ffff8880118c2f08
[   29.593788][  T417] FS:  00007fe3773fc800(0000) GS:ffff8880a52b7000(0000) knlGS:0000000000000000
[   29.594328][  T417] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.594709][  T417] CR2: 00000000004e6898 CR3: 000000000e1b1001 CR4: 0000000000772ef0
[   29.595170][  T417] PKRU: 55555554
[   29.595399][  T417] Call Trace:
[   29.595628][  T417]  <TASK>
[ 29.595790][ T417] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.596106][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.596420][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.596726][ T417] netif_set_mtu (net/core/dev.c:9652) 
[ 29.597030][ T417] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 29.597357][ T417] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 29.597589][ T417] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 29.598022][ T417] br_add_if (net/bridge/br_if.c:697) bridge 
[ 29.598384][ T417] do_set_master (net/core/rtnetlink.c:2948) 
[ 29.598692][ T417] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 29.599003][ T417] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.599406][ T417] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.599718][ T417] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.600020][ T417] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.600338][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.600644][ T417] ? __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) 
[ 29.600950][ T417] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.601332][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.601638][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.601941][ T417] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.602252][ T417] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.602572][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.602876][ T417] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.603202][ T417] ? __create_object (mm/kmemleak.c:771) 
[ 29.603510][ T417] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.603817][ T417] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.604131][ T417] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.604509][ T417] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.604820][ T417] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.605141][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.605444][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.605753][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.606068][ T417] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.606372][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.606677][ T417] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.606980][ T417] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.607305][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.607620][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.607928][ T417] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.608245][ T417] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.608550][ T417] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.608865][ T417] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.609172][ T417] ? 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) 
[ 29.609478][ T417] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.609785][ T417] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.610095][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.610406][ T417] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.610711][ T417] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.611014][ T417] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.611334][ T417] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.611641][ T417] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.611974][ T417] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.612379][ T417] ___sys_sendmsg (net/socket.c:2670) 
[ 29.612699][ T417] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.613001][ T417] ? __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) 
[ 29.613391][ T417] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.613698][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.614008][ T417] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.614332][ T417] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.614640][ T417] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.614943][ T417] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.615274][ T417] __sys_sendmsg (net/socket.c:2700) 
[ 29.615586][ T417] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.615963][ T417] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.616288][ T417] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.616602][ T417] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.616906][ T417] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.617291][  T417] RIP: 0033:0x7fe3775c91e7
[ 29.617608][ T417] 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)
[   29.618694][  T417] RSP: 002b:00007ffc345c6168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.619171][  T417] RAX: ffffffffffffffda RBX: 00007ffc345c6890 RCX: 00007fe3775c91e7
[   29.619626][  T417] RDX: 0000000000000000 RSI: 00007ffc345c61d0 RDI: 0000000000000005
[   29.620089][  T417] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   29.620545][  T417] R10: 0000000027e98910 R11: 0000000000000246 R12: 0000000000000004
[   29.621004][  T417] R13: 00000000686e4a81 R14: 0000000000499600 R15: 0000000000000000
| [   30.293045][  T423] ------------[ cut here ]------------
| [ 30.293884][ T423] WARNING: CPU: 2 PID: 423 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   30.294515][  T423] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   30.295726][  T423] Tainted: [W]=WARN
[   30.295970][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.296375][ T423] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 30.296702][ T423] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   30.297815][  T423] RSP: 0018:ffffc90000c96ef0 EFLAGS: 00010246
[   30.298229][  T423] RAX: 0000000000000000 RBX: ffff8880118c2000 RCX: 0000000000000001
[   30.298702][  T423] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   30.299185][  T423] RBP: ffffc90000c96fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.299655][  T423] R10: ffffc90000c97010 R11: ffffffff88579160 R12: 1ffff92000192de2
[   30.300168][  T423] R13: 00000000000005dc R14: ffffc90000c97010 R15: ffff8880118c2f08
[   30.300638][  T423] FS:  00007f3bdc32e800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   30.301199][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.301603][  T423] CR2: 00000000004e5768 CR3: 000000000af5c003 CR4: 0000000000772ef0
[   30.302087][  T423] PKRU: 55555554
[   30.302329][  T423] Call Trace:
[   30.302584][  T423]  <TASK>
[ 30.302754][ T423] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.303092][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.303442][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.303772][ T423] netif_set_mtu (net/core/dev.c:9652) 
[ 30.304107][ T423] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.304442][ T423] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.304686][ T423] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.305143][ T423] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.305510][ T423] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.305834][ T423] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.306178][ T423] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.306609][ T423] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.306927][ T423] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.307257][ T423] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.307578][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.307899][ T423] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 30.308229][ T423] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.308626][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.308944][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.309274][ T423] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.309590][ T423] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.309908][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.310255][ T423] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.310572][ T423] ? __create_object (mm/kmemleak.c:771) 
[ 30.310902][ T423] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.311233][ T423] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.311547][ T423] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.311939][ T423] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.312275][ T423] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.312616][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.312930][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.313265][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.313586][ T423] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.313899][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.314232][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.314548][ T423] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.314866][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.315199][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.315521][ T423] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.315838][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.316173][ T423] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.316502][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.316824][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 30.317160][ T423] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.317481][ T423] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.317795][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.318133][ T423] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.318460][ T423] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.318778][ T423] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.319114][ T423] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.319437][ T423] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.319751][ T423] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.320170][ T423] ___sys_sendmsg (net/socket.c:2670) 
[ 30.320483][ T423] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.320800][ T423] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 30.321202][ T423] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.321524][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.321844][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.322179][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.322503][ T423] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.322823][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.323163][ T423] __sys_sendmsg (net/socket.c:2700) 
[ 30.323480][ T423] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.323872][ T423] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.324223][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.324548][ T423] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.324867][ T423] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.325267][  T423] RIP: 0033:0x7f3bdc4fb1e7
[ 30.325596][ T423] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   30.326700][  T423] RSP: 002b:00007ffea14237e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.327182][  T423] RAX: ffffffffffffffda RBX: 00007ffea1423f10 RCX: 00007f3bdc4fb1e7
[   30.327681][  T423] RDX: 0000000000000000 RSI: 00007ffea1423850 RDI: 0000000000000005
[   30.328166][  T423] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.328631][  T423] R10: 00000000350cc910 R11: 0000000000000246 R12: 0000000000000004
[   30.329107][  T423] R13: 00000000686e4a81 R14: 0000000000499600 R15: 0000000000000000
| [   47.315817][  T540] ------------[ cut here ]------------
| [ 47.316188][ T540] WARNING: CPU: 2 PID: 540 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) 
| [   47.316841][  T540] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   47.318080][  T540] Tainted: [W]=WARN
[   47.318330][  T540] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.318730][ T540] 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) 
[ 47.319081][ T540] 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
[   47.322217][  T540] RSP: 0018:ffffc900010f6f70 EFLAGS: 00010246
[   47.322788][  T540] RAX: 0000000000000000 RBX: ffff88800c3b2000 RCX: 0000000000000001
[   47.323367][  T540] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   47.323842][  T540] RBP: ffffc900010f7058 R08: 0000000000000000 R09: 0000000000000000
[   47.324327][  T540] R10: ffffc900010f7088 R11: ffffffff84400130 R12: 1ffff9200021edf2
[   47.324821][  T540] R13: 00000000000005dc R14: ffffc900010f7088 R15: ffff88800c3b2f08
[   47.325305][  T540] FS:  00007fb987780800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   47.325856][  T540] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.326276][  T540] CR2: 00000000004e5760 CR3: 000000000a44e006 CR4: 0000000000772ef0
[   47.326772][  T540] PKRU: 55555554
[   47.327024][  T540] Call Trace:
[   47.327279][  T540]  <TASK>
[ 47.327452][ T540] ? __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) 
[ 47.327851][ T540] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 47.328249][ T540] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 47.328567][ T540] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 47.328882][ T540] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 47.329217][ T540] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 47.329538][ T540] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.329854][ T540] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.330184][ T540] ? ___sys_sendmsg (net/socket.c:2670) 
[ 47.330505][ T540] ? __sys_sendmsg (net/socket.c:2700) 
[ 47.330818][ T540] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.331151][ T540] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 47.331545][ T540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.331878][ T540] netif_set_mtu (net/core/dev.c:9652) 
[ 47.332210][ T540] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 47.332547][ T540] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 47.332805][ T540] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 47.333261][ T540] br_del_if (net/bridge/br_if.c:743) bridge 
[ 47.333614][ T540] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 47.333929][ T540] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 47.334262][ T540] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 47.334589][ T540] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 47.334989][ T540] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 47.335318][ T540] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 47.335633][ T540] ? __kernel_text_address (kernel/extable.c:79) 
[ 47.335951][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.336282][ T540] ? __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) 
[ 47.336607][ T540] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 47.336998][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.337327][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.337642][ T540] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 47.337955][ T540] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 47.338287][ T540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.338607][ T540] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 47.338921][ T540] ? __create_object (mm/kmemleak.c:771) 
[ 47.339256][ T540] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 47.339573][ T540] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 47.339891][ T540] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 47.340290][ T540] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 47.340614][ T540] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 47.340933][ T540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.341261][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.341584][ T540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.341905][ T540] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 47.342250][ T540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.342589][ T540] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.342905][ T540] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 47.343235][ T540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.343559][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.343880][ T540] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 47.344216][ T540] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.344536][ T540] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 47.344865][ T540] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 47.345191][ T540] ? 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) 
[ 47.345512][ T540] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 47.345831][ T540] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 47.346158][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.346492][ T540] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.346814][ T540] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 47.347140][ T540] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 47.347465][ T540] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.347784][ T540] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 47.348113][ T540] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 47.348518][ T540] ___sys_sendmsg (net/socket.c:2670) 
[ 47.348842][ T540] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 47.349171][ T540] ? __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) 
[ 47.349565][ T540] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 47.349886][ T540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.350217][ T540] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.350541][ T540] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.350856][ T540] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 47.351183][ T540] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.351512][ T540] __sys_sendmsg (net/socket.c:2700) 
[ 47.351828][ T540] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 47.352229][ T540] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 47.352565][ T540] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.352884][ T540] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.353211][ T540] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   47.353602][  T540] RIP: 0033:0x7fb98794d1e7
[ 47.353934][ T540] 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)
[   47.355044][  T540] RSP: 002b:00007ffde7c19e88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   47.355532][  T540] RAX: ffffffffffffffda RBX: 00007ffde7c1a5b0 RCX: 00007fb98794d1e7
[   47.356009][  T540] RDX: 0000000000000000 RSI: 00007ffde7c19ef0 RDI: 0000000000000005
[   47.356489][  T540] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   47.356961][  T540] R10: 00007fb98784aee8 R11: 0000000000000246 R12: 0000000000000003
[   47.357439][  T540] R13: 00000000686e4a92 R14: 0000000000499600 R15: 0000000000000000
| [   47.892781][  T544] ------------[ cut here ]------------
| [ 47.893288][ T544] WARNING: CPU: 2 PID: 544 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) 
| [   47.894078][  T544] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   47.895332][  T544] Tainted: [W]=WARN
[   47.895579][  T544] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.895973][ T544] 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) 
[ 47.896314][ T544] 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
[   47.897431][  T544] RSP: 0018:ffffc90000f36f70 EFLAGS: 00010246
[   47.897831][  T544] RAX: 0000000000000000 RBX: ffff88800c3b2000 RCX: 0000000000000001
[   47.898311][  T544] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   47.898783][  T544] RBP: ffffc90000f37058 R08: 0000000000000000 R09: 0000000000000000
[   47.899262][  T544] R10: ffffc90000f37088 R11: ffffffff88579160 R12: 1ffff920001e6df2
[   47.899734][  T544] R13: 00000000000005dc R14: ffffc90000f37088 R15: ffff88800c3b2f08
[   47.900218][  T544] FS:  00007f067d2ef800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   47.900781][  T544] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.901186][  T544] CR2: 00000000004e5ab0 CR3: 000000000a4d0003 CR4: 0000000000772ef0
[   47.901654][  T544] PKRU: 55555554
[   47.901897][  T544] Call Trace:
[   47.902152][  T544]  <TASK>
[ 47.902323][ T544] ? __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) 
[ 47.902736][ T544] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 47.903121][ T544] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 47.903442][ T544] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 47.903758][ T544] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 47.904088][ T544] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 47.904410][ T544] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.904723][ T544] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.905042][ T544] ? ___sys_sendmsg (net/socket.c:2670) 
[ 47.905374][ T544] ? __sys_sendmsg (net/socket.c:2700) 
[ 47.905696][ T544] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.906012][ T544] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 47.906412][ T544] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.906737][ T544] netif_set_mtu (net/core/dev.c:9652) 
[ 47.907067][ T544] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 47.907399][ T544] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 47.907645][ T544] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 47.908097][ T544] br_del_if (net/bridge/br_if.c:743) bridge 
[ 47.908450][ T544] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 47.908763][ T544] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 47.909100][ T544] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 47.909422][ T544] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 47.909819][ T544] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 47.910149][ T544] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 47.910471][ T544] ? __kernel_text_address (kernel/extable.c:79) 
[ 47.910833][ T544] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.911169][ T544] ? __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) 
[ 47.911486][ T544] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 47.911877][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.912210][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.912543][ T544] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 47.912869][ T544] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 47.913206][ T544] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.913523][ T544] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 47.913837][ T544] ? __create_object (mm/kmemleak.c:771) 
[ 47.914169][ T544] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 47.914489][ T544] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 47.914806][ T544] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 47.915207][ T544] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 47.915543][ T544] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 47.915867][ T544] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.916196][ T544] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 47.916528][ T544] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.916842][ T544] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 47.917168][ T544] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.917484][ T544] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.917802][ T544] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 47.918135][ T544] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.918458][ T544] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.918778][ T544] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 47.919105][ T544] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.919422][ T544] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 47.919751][ T544] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 47.920078][ T544] ? 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) 
[ 47.920404][ T544] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 47.920726][ T544] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 47.921041][ T544] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.921390][ T544] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.921710][ T544] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 47.922027][ T544] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 47.922363][ T544] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.922702][ T544] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 47.923021][ T544] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 47.923436][ T544] ___sys_sendmsg (net/socket.c:2670) 
[ 47.923751][ T544] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 47.924083][ T544] ? __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) 
[ 47.924486][ T544] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 47.924806][ T544] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.925144][ T544] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.925468][ T544] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.925784][ T544] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 47.926110][ T544] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.926437][ T544] __sys_sendmsg (net/socket.c:2700) 
[ 47.926752][ T544] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 47.927154][ T544] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 47.927491][ T544] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.927809][ T544] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.928143][ T544] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   47.928542][  T544] RIP: 0033:0x7f067d4bc1e7
[ 47.928867][ T544] 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)
[   47.930047][  T544] RSP: 002b:00007fff170a3fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   47.930537][  T544] RAX: ffffffffffffffda RBX: 00007fff170a46e0 RCX: 00007f067d4bc1e7
[   47.931005][  T544] RDX: 0000000000000000 RSI: 00007fff170a4020 RDI: 0000000000000005
[   47.931483][  T544] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   47.931958][  T544] R10: 00007f067d3b9ee8 R11: 0000000000000246 R12: 0000000000000003
[   47.932457][  T544] R13: 00000000686e4a93 R14: 0000000000499600 R15: 0000000000000000
| [   48.216558][  T546] ------------[ cut here ]------------
| [ 48.217171][ T546] WARNING: CPU: 2 PID: 546 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) 
| [   48.218299][  T546] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   48.220482][  T546] Tainted: [W]=WARN
[   48.220914][  T546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 48.221643][ T546] 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) 
[ 48.222256][ T546] 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
[   48.224271][  T546] RSP: 0018:ffffc90001126f70 EFLAGS: 00010246
[   48.224985][  T546] RAX: 0000000000000000 RBX: ffff88800c3b2000 RCX: 0000000000000001
[   48.226407][  T546] RDX: 0000000000000000 RSI: ffffffff8809b941 RDI: ffffffff878555e0
[   48.227543][  T546] RBP: ffffc90001127058 R08: 0000000000000000 R09: 0000000000000000
[   48.228701][  T546] R10: ffffc90001127088 R11: ffffffff88579160 R12: 1ffff92000224df2
[   48.229654][  T546] R13: 00000000000005dc R14: ffffc90001127088 R15: ffff88800c3b2f08
[   48.230507][  T546] FS:  00007fd7bc0c1800(0000) GS:ffff8880a53b7000(0000) knlGS:0000000000000000
[   48.231499][  T546] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   48.232243][  T546] CR2: 00000000004e5aa8 CR3: 000000000a4d0005 CR4: 0000000000772ef0
[   48.233131][  T546] PKRU: 55555554
[   48.233560][  T546] Call Trace:
[   48.233987][  T546]  <TASK>
[ 48.234311][ T546] ? __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) 
[ 48.234998][ T546] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 48.235667][ T546] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 48.236282][ T546] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.236854][ T546] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 48.237438][ T546] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 48.237970][ T546] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.238537][ T546] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.239125][ T546] ? ___sys_sendmsg (net/socket.c:2670) 
[ 48.239706][ T546] ? __sys_sendmsg (net/socket.c:2700) 
[ 48.240315][ T546] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.240891][ T546] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 48.241600][ T546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.242195][ T546] netif_set_mtu (net/core/dev.c:9652) 
[ 48.242770][ T546] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 48.243390][ T546] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 48.243825][ T546] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 48.244649][ T546] br_del_if (net/bridge/br_if.c:743) bridge 
[ 48.245302][ T546] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 48.245871][ T546] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 48.246460][ T546] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 48.247027][ T546] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 48.247767][ T546] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 48.248377][ T546] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 48.248964][ T546] ? __kernel_text_address (kernel/extable.c:79) 
[ 48.249551][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.250137][ T546] ? __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) 
[ 48.250710][ T546] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 48.251425][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.252000][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.252621][ T546] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 48.253208][ T546] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 48.253773][ T546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.254357][ T546] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 48.254908][ T546] ? __create_object (mm/kmemleak.c:771) 
[ 48.255488][ T546] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 48.256103][ T546] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 48.256674][ T546] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 48.257387][ T546] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 48.257964][ T546] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 48.258549][ T546] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.259136][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.259683][ T546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.260288][ T546] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 48.260844][ T546] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.261435][ T546] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 48.262004][ T546] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 48.262602][ T546] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.263188][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.263763][ T546] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 48.264372][ T546] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 48.264946][ T546] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 48.265549][ T546] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 48.266147][ T546] ? 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) 
[ 48.266730][ T546] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 48.267311][ T546] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 48.267873][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.268483][ T546] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 48.269077][ T546] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 48.269637][ T546] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 48.270222][ T546] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 48.270813][ T546] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 48.271397][ T546] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 48.272122][ T546] ___sys_sendmsg (net/socket.c:2670) 
[ 48.272697][ T546] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 48.273262][ T546] ? __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) 
[ 48.273959][ T546] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 48.274573][ T546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.275167][ T546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 48.275730][ T546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 48.276343][ T546] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 48.276912][ T546] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 48.277512][ T546] __sys_sendmsg (net/socket.c:2700) 
[ 48.278088][ T546] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 48.278767][ T546] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 48.279356][ T546] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 48.279895][ T546] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 48.280464][ T546] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   48.281139][  T546] RIP: 0033:0x7fd7bc28e1e7
[ 48.281681][ T546] 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)
[   48.283266][  T546] RSP: 002b:00007ffc743e68c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   48.283762][  T546] RAX: ffffffffffffffda RBX: 00007ffc743e6ff0 RCX: 00007fd7bc28e1e7
[   48.284278][  T546] RDX: 0000000000000000 RSI: 00007ffc743e6930 RDI: 0000000000000005
[   48.284785][  T546] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   48.285283][  T546] R10: 00007fd7bc18bee8 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