======================================
| [   22.742914][  T362] veth1: entered promiscuous mode
| [   22.756543][  T362] ------------[ cut here ]------------
| [ 22.757262][ T362] WARNING: CPU: 2 PID: 362 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.758437][  T362] Modules linked in: bridge stp llc act_gact cls_flower sch_ingress vrf veth
[   22.760776][  T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.761550][ T362] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.762199][ T362] 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
[   22.764012][  T362] RSP: 0018:ffffc90000676ef0 EFLAGS: 00010246
[   22.764573][  T362] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[   22.765096][  T362] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[   22.765760][  T362] RBP: ffffc90000676fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.766576][  T362] R10: ffffc90000677010 R11: ffffffff94aa8918 R12: 1ffff920000cede2
[   22.767085][  T362] R13: 00000000000005dc R14: ffffc90000677010 R15: ffff88800a582f08
[   22.767626][  T362] FS:  00007fa05468e800(0000) GS:ffff8880a05b7000(0000) knlGS:0000000000000000
[   22.768222][  T362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.768642][  T362] CR2: 00000000004e5aa8 CR3: 0000000008e74004 CR4: 0000000000772ef0
[   22.769134][  T362] PKRU: 55555554
[   22.769388][  T362] Call Trace:
[   22.769872][  T362]  <TASK>
[ 22.770200][ T362] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.770839][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.771428][ T362] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.772054][ T362] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.772782][ T362] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.773394][ T362] netif_set_mtu (net/core/dev.c:9652) 
[ 22.773825][ T362] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.774174][ T362] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.774676][ T362] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.774957][ T362] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.775427][ T362] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.775879][ T362] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.776215][ T362] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.776558][ T362] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.776975][ T362] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.777312][ T362] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.777650][ T362] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.778037][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.778405][ T362] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.778754][ T362] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.779180][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.779599][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.780216][ T362] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.780628][ T362] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.780962][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.781285][ T362] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.781605][ T362] ? __create_object (mm/kmemleak.c:771) 
[ 22.781943][ T362] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.782269][ T362] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.782606][ T362] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.783018][ T362] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.783353][ T362] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.783685][ T362] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.784024][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.784349][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.784683][ T362] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.785012][ T362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.785348][ T362] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.785668][ T362] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.786000][ T362] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.786328][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.786654][ T362] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.786993][ T362] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.787313][ T362] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.787655][ T362] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.787988][ T362] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.788319][ T362] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.788643][ T362] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.788976][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.789303][ T362] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.789633][ T362] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.789979][ T362] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.790309][ T362] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.790651][ T362] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.790986][ T362] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.791394][ T362] ___sys_sendmsg (net/socket.c:2670) 
[ 22.791718][ T362] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.792061][ T362] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.792480][ T362] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.792816][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.793140][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.793466][ T362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.793785][ T362] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.794123][ T362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.794451][ T362] __sys_sendmsg (net/socket.c:2700) 
[ 22.794781][ T362] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.795200][ T362] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.795541][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.795902][ T362] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.796224][ T362] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.796617][  T362] RIP: 0033:0x7fa05485b1e7
[ 22.796967][ T362] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.798121][  T362] RSP: 002b:00007ffd7586d1d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.798723][  T362] RAX: ffffffffffffffda RBX: 00007ffd7586d900 RCX: 00007fa05485b1e7
[   22.799610][  T362] RDX: 0000000000000000 RSI: 00007ffd7586d240 RDI: 0000000000000005
[   22.800498][  T362] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.801380][  T362] R10: 0000000020811910 R11: 0000000000000246 R12: 0000000000000004
[   22.802254][  T362] R13: 00000000686e0c7c R14: 0000000000499600 R15: 0000000000000000
| [   30.835107][  T413] ------------[ cut here ]------------
| [ 30.835432][ T413] WARNING: CPU: 3 PID: 413 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) 
| [   30.837237][  T413] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   30.838726][  T413] Tainted: [W]=WARN
[   30.838986][  T413] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.839404][ T413] 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) 
[ 30.839738][ T413] 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
[   30.840937][  T413] RSP: 0018:ffffc90000ad6ef0 EFLAGS: 00010246
[   30.841348][  T413] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[   30.841891][  T413] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[   30.842398][  T413] RBP: ffffc90000ad6fe0 R08: 0000000000000000 R09: 0000000000000000
[   30.842900][  T413] R10: ffffc90000ad7010 R11: ffffffff94aa8918 R12: 1ffff9200015ade2
[   30.843368][  T413] R13: 00000000000005dc R14: ffffc90000ad7010 R15: ffff88800a582f08
[   30.843845][  T413] FS:  00007f6d1e70e800(0000) GS:ffff8880a0637000(0000) knlGS:0000000000000000
[   30.844398][  T413] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.844812][  T413] CR2: 00000000004e5760 CR3: 000000000b02d005 CR4: 0000000000772ef0
[   30.845280][  T413] PKRU: 55555554
[   30.845511][  T413] Call Trace:
[   30.845772][  T413]  <TASK>
[ 30.845944][ T413] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.846256][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.846585][ T413] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 30.846908][ T413] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 30.847294][ T413] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 30.847606][ T413] netif_set_mtu (net/core/dev.c:9652) 
[ 30.847945][ T413] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 30.848266][ T413] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 30.848708][ T413] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 30.848956][ T413] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 30.849382][ T413] br_add_if (net/bridge/br_if.c:697) bridge 
[ 30.849739][ T413] do_set_master (net/core/rtnetlink.c:2948) 
[ 30.850063][ T413] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 30.850379][ T413] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.850766][ T413] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.851087][ T413] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.851395][ T413] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.851709][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.852026][ T413] ? __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) 
[ 30.852333][ T413] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.852712][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.853032][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.853337][ T413] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.853654][ T413] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.853971][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.854278][ T413] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.854590][ T413] ? __create_object (mm/kmemleak.c:771) 
[ 30.854912][ T413] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.855221][ T413] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.855527][ T413] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.855919][ T413] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.856245][ T413] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.856576][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.856901][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.857212][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.857515][ T413] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.857839][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.858157][ T413] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.858467][ T413] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.858799][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.859120][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.859434][ T413] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.859754][ T413] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.860085][ T413] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.860412][ T413] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.860717][ T413] ? 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) 
[ 30.861036][ T413] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.861356][ T413] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.861668][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.861981][ T413] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.862345][ T413] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.862661][ T413] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.862992][ T413] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.863322][ T413] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.863645][ T413] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.864054][ T413] ___sys_sendmsg (net/socket.c:2670) 
[ 30.864365][ T413] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.864689][ T413] ? __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) 
[ 30.865094][ T413] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.865405][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.865720][ T413] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.866040][ T413] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.866359][ T413] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.866667][ T413] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.866994][ T413] __sys_sendmsg (net/socket.c:2700) 
[ 30.867300][ T413] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.867706][ T413] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.868042][ T413] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.868367][ T413] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.868683][ T413] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.869081][  T413] RIP: 0033:0x7f6d1e8db1e7
[ 30.869401][ T413] 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)
[   30.870528][  T413] RSP: 002b:00007ffcb03396f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.871026][  T413] RAX: ffffffffffffffda RBX: 00007ffcb0339e20 RCX: 00007f6d1e8db1e7
[   30.871503][  T413] RDX: 0000000000000000 RSI: 00007ffcb0339760 RDI: 0000000000000005
[   30.871967][  T413] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   30.872427][  T413] R10: 000000002ec9e910 R11: 0000000000000246 R12: 0000000000000004
[   30.872972][  T413] R13: 00000000686e0c84 R14: 0000000000499600 R15: 0000000000000000
| [   89.396932][ T2365] ------------[ cut here ]------------
| [ 89.397292][ T2365] WARNING: CPU: 0 PID: 2365 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   89.397950][ T2365] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   89.399370][ T2365] Tainted: [W]=WARN
[   89.399617][ T2365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 89.400026][ T2365] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 89.400368][ T2365] 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
[   89.401502][ T2365] RSP: 0018:ffffc90004e3ef70 EFLAGS: 00010246
[   89.401909][ T2365] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[   89.402384][ T2365] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[   89.402871][ T2365] RBP: ffffc90004e3f058 R08: 0000000000000000 R09: 0000000000000000
[   89.403349][ T2365] R10: ffffc90004e3f088 R11: ffffffff90000130 R12: 1ffff920009c7df2
[   89.403841][ T2365] R13: 00000000000005dc R14: ffffc90004e3f088 R15: ffff88800a582f08
[   89.404318][ T2365] FS:  00007f7ab535c800(0000) GS:ffff8880a04b7000(0000) knlGS:0000000000000000
[   89.404902][ T2365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.405305][ T2365] CR2: 00000000004e5760 CR3: 000000000e33a003 CR4: 0000000000772ef0
[   89.405784][ T2365] PKRU: 55555554
[   89.406034][ T2365] Call Trace:
[   89.406274][ T2365]  <TASK>
[ 89.406436][ T2365] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 89.406867][ T2365] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 89.407237][ T2365] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 89.407557][ T2365] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 89.407880][ T2365] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 89.408201][ T2365] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 89.408564][ T2365] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 89.408889][ T2365] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 89.409207][ T2365] ? ___sys_sendmsg (net/socket.c:2670) 
[ 89.409536][ T2365] ? __sys_sendmsg (net/socket.c:2700) 
[ 89.409861][ T2365] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 89.410182][ T2365] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 89.410578][ T2365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.410909][ T2365] netif_set_mtu (net/core/dev.c:9652) 
[ 89.411228][ T2365] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 89.411565][ T2365] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 89.411823][ T2365] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 89.412267][ T2365] br_del_if (net/bridge/br_if.c:743) bridge 
[ 89.412617][ T2365] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 89.412949][ T2365] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 89.413272][ T2365] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 89.413597][ T2365] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 89.414034][ T2365] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 89.414347][ T2365] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 89.414698][ T2365] ? __kernel_text_address (kernel/extable.c:79) 
[ 89.415015][ T2365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.415324][ T2365] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 89.415627][ T2365] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 89.416012][ T2365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.416322][ T2365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.416622][ T2365] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 89.416939][ T2365] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 89.417245][ T2365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.417551][ T2365] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 89.417858][ T2365] ? __create_object (mm/kmemleak.c:771) 
[ 89.418166][ T2365] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 89.418476][ T2365] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 89.418779][ T2365] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 89.419168][ T2365] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 89.419490][ T2365] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 89.419809][ T2365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.420112][ T2365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.420456][ T2365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.420765][ T2365] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 89.421072][ T2365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.421377][ T2365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.421687][ T2365] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 89.421998][ T2365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.422308][ T2365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.422630][ T2365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 89.422960][ T2365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.423264][ T2365] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 89.423578][ T2365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 89.423894][ T2365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 89.424199][ T2365] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 89.424505][ T2365] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 89.424827][ T2365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.425140][ T2365] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 89.425445][ T2365] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 89.425749][ T2365] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 89.426079][ T2365] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 89.426384][ T2365] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 89.426686][ T2365] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 89.427086][ T2365] ___sys_sendmsg (net/socket.c:2670) 
[ 89.427390][ T2365] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 89.427691][ T2365] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 89.428079][ T2365] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 89.428389][ T2365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.428693][ T2365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.429011][ T2365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.429314][ T2365] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 89.429616][ T2365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.429954][ T2365] __sys_sendmsg (net/socket.c:2700) 
[ 89.430259][ T2365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 89.430633][ T2365] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 89.430964][ T2365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.431315][ T2365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 89.431620][ T2365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   89.432003][ T2365] RIP: 0033:0x7f7ab55291e7
[ 89.432325][ T2365] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   89.433430][ T2365] RSP: 002b:00007ffebbba87a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   89.433903][ T2365] RAX: ffffffffffffffda RBX: 00007ffebbba8ed0 RCX: 00007f7ab55291e7
[   89.434360][ T2365] RDX: 0000000000000000 RSI: 00007ffebbba8810 RDI: 0000000000000005
[   89.434854][ T2365] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   89.435314][ T2365] R10: 00007f7ab5426ee8 R11: 0000000000000246 R12: 0000000000000003
[   89.435771][ T2365] R13: 00000000686e0cbf R14: 0000000000499600 R15: 0000000000000000
| [   90.159747][ T2388] ------------[ cut here ]------------
| [ 90.160311][ T2388] WARNING: CPU: 2 PID: 2388 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) 
| [   90.161408][ T2388] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [   90.163808][ T2388] Tainted: [W]=WARN
[   90.164228][ T2388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 90.164968][ T2388] 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) 
[ 90.165555][ T2388] 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
[   90.167467][ T2388] RSP: 0018:ffffc90004f3eef0 EFLAGS: 00010246
[   90.168226][ T2388] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[   90.169085][ T2388] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[   90.169949][ T2388] RBP: ffffc90004f3efe0 R08: 0000000000000000 R09: 0000000000000000
[   90.170815][ T2388] R10: ffffc90004f3f010 R11: ffffffff94aa8918 R12: 1ffff920009e7de2
[   90.171662][ T2388] R13: 00000000000005dc R14: ffffc90004f3f010 R15: ffff88800a582f08
[   90.172532][ T2388] FS:  00007f5f07202800(0000) GS:ffff8880a05b7000(0000) knlGS:0000000000000000
[   90.173556][ T2388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.174314][ T2388] CR2: 00000000004e5760 CR3: 000000000f1a9002 CR4: 0000000000772ef0
[   90.175055][ T2388] PKRU: 55555554
[   90.175311][ T2388] Call Trace:
[   90.175559][ T2388]  <TASK>
[ 90.175743][ T2388] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 90.176105][ T2388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.176445][ T2388] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 90.176774][ T2388] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 90.177237][ T2388] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 90.177585][ T2388] netif_set_mtu (net/core/dev.c:9652) 
[ 90.177934][ T2388] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 90.178288][ T2388] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 90.178750][ T2388] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 90.179026][ T2388] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 90.179472][ T2388] br_add_if (net/bridge/br_if.c:697) bridge 
[ 90.179854][ T2388] do_set_master (net/core/rtnetlink.c:2948) 
[ 90.180185][ T2388] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 90.180539][ T2388] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 90.180971][ T2388] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 90.181301][ T2388] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 90.181622][ T2388] ? __kernel_text_address (kernel/extable.c:79) 
[ 90.181965][ T2388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.182325][ T2388] ? __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) 
[ 90.182650][ T2388] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 90.183117][ T2388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.183450][ T2388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.183783][ T2388] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 90.184119][ T2388] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 90.184758][ T2388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.185118][ T2388] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 90.185522][ T2388] ? __create_object (mm/kmemleak.c:771) 
[ 90.185881][ T2388] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 90.186232][ T2388] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 90.186808][ T2388] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 90.187253][ T2388] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 90.187598][ T2388] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 90.187968][ T2388] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 90.188535][ T2388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.188910][ T2388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.189243][ T2388] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 90.190059][ T2388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.190418][ T2388] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 90.190775][ T2388] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 90.191163][ T2388] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 90.191492][ T2388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.191831][ T2388] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 90.192180][ T2388] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 90.192518][ T2388] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 90.193355][ T2388] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 90.193723][ T2388] ? 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) 
[ 90.194064][ T2388] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 90.194423][ T2388] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 90.194808][ T2388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.195136][ T2388] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 90.195503][ T2388] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 90.195838][ T2388] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 90.196429][ T2388] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 90.196753][ T2388] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 90.197097][ T2388] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 90.197750][ T2388] ___sys_sendmsg (net/socket.c:2670) 
[ 90.198083][ T2388] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 90.198406][ T2388] ? __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) 
[ 90.198815][ T2388] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 90.199411][ T2388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.199738][ T2388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.200080][ T2388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.200434][ T2388] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 90.201258][ T2388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.201602][ T2388] __sys_sendmsg (net/socket.c:2700) 
[ 90.201933][ T2388] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 90.202360][ T2388] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 90.202926][ T2388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.203257][ T2388] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 90.203597][ T2388] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   90.203998][ T2388] RIP: 0033:0x7f5f073cf1e7
[ 90.204561][ T2388] 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)
[   90.205957][ T2388] RSP: 002b:00007ffcd1fda998 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   90.206439][ T2388] RAX: ffffffffffffffda RBX: 00007ffcd1fdb0c0 RCX: 00007f5f073cf1e7
[   90.206930][ T2388] RDX: 0000000000000000 RSI: 00007ffcd1fdaa00 RDI: 0000000000000005
[   90.207633][ T2388] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   90.208115][ T2388] R10: 000000000d3f7910 R11: 0000000000000246 R12: 0000000000000004
[   90.208589][ T2388] R13: 00000000686e0cbf R14: 0000000000499600 R15: 0000000000000000
| [  148.728860][ T4340] ------------[ cut here ]------------
| [ 148.729210][ T4340] WARNING: CPU: 2 PID: 4340 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) 
| [  148.729835][ T4340] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  148.731193][ T4340] Tainted: [W]=WARN
[  148.731442][ T4340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 148.731847][ T4340] 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) 
[ 148.732178][ T4340] 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
[  148.733288][ T4340] RSP: 0018:ffffc9000941ef70 EFLAGS: 00010246
[  148.733687][ T4340] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  148.734166][ T4340] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  148.734752][ T4340] RBP: ffffc9000941f058 R08: 0000000000000000 R09: 0000000000000000
[  148.735239][ T4340] R10: ffffc9000941f088 R11: ffffffff94179160 R12: 1ffff92001283df2
[  148.735704][ T4340] R13: 00000000000005dc R14: ffffc9000941f088 R15: ffff88800a582f08
[  148.736183][ T4340] FS:  00007fec1109a800(0000) GS:ffff8880a05b7000(0000) knlGS:0000000000000000
[  148.736725][ T4340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  148.737908][ T4340] CR2: 00000000004e5760 CR3: 0000000009a5f006 CR4: 0000000000772ef0
[  148.738383][ T4340] PKRU: 55555554
[  148.738628][ T4340] Call Trace:
[  148.738880][ T4340]  <TASK>
[ 148.739046][ T4340] ? __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) 
[ 148.739438][ T4340] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 148.739813][ T4340] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 148.740132][ T4340] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 148.740453][ T4340] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 148.740770][ T4340] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 148.741097][ T4340] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 148.741415][ T4340] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 148.741729][ T4340] ? ___sys_sendmsg (net/socket.c:2670) 
[ 148.742052][ T4340] ? __sys_sendmsg (net/socket.c:2700) 
[ 148.742365][ T4340] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 148.742680][ T4340] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 148.743108][ T4340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.743450][ T4340] netif_set_mtu (net/core/dev.c:9652) 
[ 148.743797][ T4340] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 148.744146][ T4340] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 148.744403][ T4340] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 148.744889][ T4340] br_del_if (net/bridge/br_if.c:743) bridge 
[ 148.745259][ T4340] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 148.745596][ T4340] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 148.745947][ T4340] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 148.746285][ T4340] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 148.746705][ T4340] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 148.747045][ T4340] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 148.747378][ T4340] ? __kernel_text_address (kernel/extable.c:79) 
[ 148.747766][ T4340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.748134][ T4340] ? __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) 
[ 148.748467][ T4340] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 148.748884][ T4340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 148.749218][ T4340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 148.749541][ T4340] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 148.749869][ T4340] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 148.750189][ T4340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.750514][ T4340] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 148.750841][ T4340] ? __create_object (mm/kmemleak.c:771) 
[ 148.751160][ T4340] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 148.751482][ T4340] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 148.751807][ T4340] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 148.752199][ T4340] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 148.752522][ T4340] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 148.752856][ T4340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 148.753177][ T4340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.753506][ T4340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.753849][ T4340] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 148.754185][ T4340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 148.754521][ T4340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 148.754882][ T4340] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 148.755215][ T4340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 148.755552][ T4340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.755909][ T4340] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 148.756244][ T4340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 148.756582][ T4340] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 148.756937][ T4340] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 148.757268][ T4340] ? 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) 
[ 148.757600][ T4340] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 148.757946][ T4340] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 148.758281][ T4340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.758619][ T4340] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 148.758965][ T4340] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 148.759301][ T4340] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 148.759639][ T4340] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 148.759985][ T4340] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 148.760350][ T4340] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 148.760781][ T4340] ___sys_sendmsg (net/socket.c:2670) 
[ 148.761127][ T4340] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 148.761461][ T4340] ? __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) 
[ 148.761888][ T4340] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 148.762226][ T4340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.762565][ T4340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 148.762916][ T4340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 148.763255][ T4340] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 148.763587][ T4340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 148.763938][ T4340] __sys_sendmsg (net/socket.c:2700) 
[ 148.764274][ T4340] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 148.764688][ T4340] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 148.765061][ T4340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 148.765397][ T4340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 148.765733][ T4340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  148.766156][ T4340] RIP: 0033:0x7fec112671e7
[ 148.766489][ T4340] 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)
[  148.767652][ T4340] RSP: 002b:00007ffeb824b118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  148.768154][ T4340] RAX: ffffffffffffffda RBX: 00007ffeb824b840 RCX: 00007fec112671e7
[  148.768627][ T4340] RDX: 0000000000000000 RSI: 00007ffeb824b180 RDI: 0000000000000005
[  148.769105][ T4340] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  148.769577][ T4340] R10: 00007fec11164ee8 R11: 0000000000000246 R12: 0000000000000003
[  148.770060][ T4340] R13: 00000000686e0cfa R14: 0000000000499600 R15: 0000000000000000
| [  149.687994][ T4373] ------------[ cut here ]------------
| [ 149.688314][ T4373] WARNING: CPU: 3 PID: 4373 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) 
| [  149.688969][ T4373] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  149.690342][ T4373] Tainted: [W]=WARN
[  149.690616][ T4373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 149.691116][ T4373] 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) 
[ 149.691504][ T4373] 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
[  149.692867][ T4373] RSP: 0018:ffffc900093eeef0 EFLAGS: 00010246
[  149.693277][ T4373] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  149.693781][ T4373] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  149.694417][ T4373] RBP: ffffc900093eefe0 R08: 0000000000000000 R09: 0000000000000000
[  149.695077][ T4373] R10: ffffc900093ef010 R11: ffffffff94aa8918 R12: 1ffff9200127dde2
[  149.695553][ T4373] R13: 00000000000005dc R14: ffffc900093ef010 R15: ffff88800a582f08
[  149.696121][ T4373] FS:  00007f98d4b66800(0000) GS:ffff8880a0637000(0000) knlGS:0000000000000000
[  149.696705][ T4373] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  149.697109][ T4373] CR2: 00000000004e5760 CR3: 000000000b9c1004 CR4: 0000000000772ef0
[  149.697590][ T4373] PKRU: 55555554
[  149.697857][ T4373] Call Trace:
[  149.698108][ T4373]  <TASK>
[ 149.698268][ T4373] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 149.698608][ T4373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.698962][ T4373] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 149.699281][ T4373] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 149.699695][ T4373] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 149.700027][ T4373] netif_set_mtu (net/core/dev.c:9652) 
[ 149.700351][ T4373] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 149.700699][ T4373] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 149.701184][ T4373] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 149.701421][ T4373] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 149.701876][ T4373] br_add_if (net/bridge/br_if.c:697) bridge 
[ 149.702230][ T4373] do_set_master (net/core/rtnetlink.c:2948) 
[ 149.702544][ T4373] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 149.702906][ T4373] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 149.703297][ T4373] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 149.703606][ T4373] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 149.703938][ T4373] ? __kernel_text_address (kernel/extable.c:79) 
[ 149.704249][ T4373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.704563][ T4373] ? __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) 
[ 149.704927][ T4373] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 149.705314][ T4373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.705622][ T4373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.705953][ T4373] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 149.706259][ T4373] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 149.706564][ T4373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.706893][ T4373] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 149.707201][ T4373] ? __create_object (mm/kmemleak.c:771) 
[ 149.707510][ T4373] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 149.707834][ T4373] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 149.708155][ T4373] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 149.708534][ T4373] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 149.708860][ T4373] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 149.709209][ T4373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 149.709517][ T4373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.709843][ T4373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.710167][ T4373] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 149.710481][ T4373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 149.710801][ T4373] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 149.711126][ T4373] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 149.711434][ T4373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 149.711746][ T4373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.712079][ T4373] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 149.712386][ T4373] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 149.712708][ T4373] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 149.713043][ T4373] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 149.713359][ T4373] ? 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) 
[ 149.713668][ T4373] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 149.713991][ T4373] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 149.714315][ T4373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.714631][ T4373] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 149.714987][ T4373] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 149.715329][ T4373] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 149.715642][ T4373] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 149.715965][ T4373] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 149.716287][ T4373] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 149.716683][ T4373] ___sys_sendmsg (net/socket.c:2670) 
[ 149.717017][ T4373] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 149.717379][ T4373] ? __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) 
[ 149.717771][ T4373] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 149.718110][ T4373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.718441][ T4373] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 149.718777][ T4373] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 149.719113][ T4373] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 149.719437][ T4373] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 149.719759][ T4373] __sys_sendmsg (net/socket.c:2700) 
[ 149.720083][ T4373] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 149.720480][ T4373] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 149.720812][ T4373] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 149.721121][ T4373] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 149.721458][ T4373] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  149.721854][ T4373] RIP: 0033:0x7f98d4d331e7
[ 149.722183][ T4373] 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)
[  149.723322][ T4373] RSP: 002b:00007ffdf7fbfc88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  149.723823][ T4373] RAX: ffffffffffffffda RBX: 00007ffdf7fc03b0 RCX: 00007f98d4d331e7
[  149.724295][ T4373] RDX: 0000000000000000 RSI: 00007ffdf7fbfcf0 RDI: 0000000000000005
[  149.724801][ T4373] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  149.725265][ T4373] R10: 000000000e923910 R11: 0000000000000246 R12: 0000000000000004
[  149.725742][ T4373] R13: 00000000686e0cfb R14: 0000000000499600 R15: 0000000000000000
| [  208.799646][ T6325] ------------[ cut here ]------------
| [ 208.800946][ T6325] WARNING: CPU: 0 PID: 6325 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) 
| [  208.801578][ T6325] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  208.802980][ T6325] Tainted: [W]=WARN
[  208.803214][ T6325] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 208.803594][ T6325] 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) 
[ 208.803925][ T6325] 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
[  208.805051][ T6325] RSP: 0018:ffffc900090def70 EFLAGS: 00010246
[  208.805450][ T6325] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  208.805944][ T6325] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  208.806511][ T6325] RBP: ffffc900090df058 R08: 0000000000000000 R09: 0000000000000000
[  208.806989][ T6325] R10: ffffc900090df088 R11: ffffffff94179160 R12: 1ffff9200121bdf2
[  208.807458][ T6325] R13: 00000000000005dc R14: ffffc900090df088 R15: ffff88800a582f08
[  208.807924][ T6325] FS:  00007fc0c85d8800(0000) GS:ffff8880a04b7000(0000) knlGS:0000000000000000
[  208.808486][ T6325] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  208.808881][ T6325] CR2: 00000000004e5760 CR3: 0000000008aa0004 CR4: 0000000000772ef0
[  208.809356][ T6325] PKRU: 55555554
[  208.809595][ T6325] Call Trace:
[  208.809840][ T6325]  <TASK>
[ 208.809996][ T6325] ? __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) 
[ 208.810411][ T6325] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 208.810783][ T6325] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 208.811103][ T6325] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 208.811414][ T6325] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 208.811726][ T6325] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 208.812044][ T6325] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 208.812360][ T6325] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 208.812669][ T6325] ? ___sys_sendmsg (net/socket.c:2670) 
[ 208.812994][ T6325] ? __sys_sendmsg (net/socket.c:2700) 
[ 208.813309][ T6325] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 208.813618][ T6325] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 208.814006][ T6325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.814368][ T6325] netif_set_mtu (net/core/dev.c:9652) 
[ 208.814696][ T6325] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 208.815046][ T6325] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 208.815283][ T6325] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 208.815722][ T6325] br_del_if (net/bridge/br_if.c:743) bridge 
[ 208.816071][ T6325] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 208.816378][ T6325] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 208.816694][ T6325] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 208.817021][ T6325] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 208.817406][ T6325] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 208.817718][ T6325] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 208.818049][ T6325] ? __kernel_text_address (kernel/extable.c:79) 
[ 208.818393][ T6325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.818716][ T6325] ? __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) 
[ 208.819077][ T6325] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 208.819476][ T6325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 208.819801][ T6325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 208.820107][ T6325] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 208.820425][ T6325] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 208.820733][ T6325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.821048][ T6325] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 208.821357][ T6325] ? __create_object (mm/kmemleak.c:771) 
[ 208.821668][ T6325] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 208.821988][ T6325] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 208.822328][ T6325] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 208.822721][ T6325] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 208.823112][ T6325] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 208.823428][ T6325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 208.823736][ T6325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.824064][ T6325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.824378][ T6325] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 208.824685][ T6325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 208.825017][ T6325] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 208.825333][ T6325] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 208.825641][ T6325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 208.825961][ T6325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.826309][ T6325] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 208.826619][ T6325] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 208.826939][ T6325] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 208.827255][ T6325] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 208.827623][ T6325] ? 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) 
[ 208.827939][ T6325] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 208.828249][ T6325] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 208.828554][ T6325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.828873][ T6325] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 208.829186][ T6325] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 208.829493][ T6325] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 208.829815][ T6325] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 208.830176][ T6325] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 208.830485][ T6325] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 208.830889][ T6325] ___sys_sendmsg (net/socket.c:2670) 
[ 208.831195][ T6325] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 208.831501][ T6325] ? __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) 
[ 208.831899][ T6325] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 208.832218][ T6325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.832530][ T6325] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 208.832855][ T6325] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 208.833161][ T6325] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 208.833499][ T6325] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 208.833871][ T6325] __sys_sendmsg (net/socket.c:2700) 
[ 208.834210][ T6325] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 208.834646][ T6325] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 208.835009][ T6325] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 208.835321][ T6325] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 208.835642][ T6325] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  208.836037][ T6325] RIP: 0033:0x7fc0c87a51e7
[ 208.836364][ T6325] 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)
[  208.837517][ T6325] RSP: 002b:00007ffd76488c28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  208.837995][ T6325] RAX: ffffffffffffffda RBX: 00007ffd76489350 RCX: 00007fc0c87a51e7
[  208.838490][ T6325] RDX: 0000000000000000 RSI: 00007ffd76488c90 RDI: 0000000000000005
[  208.838961][ T6325] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  208.839434][ T6325] R10: 00007fc0c86a2ee8 R11: 0000000000000246 R12: 0000000000000003
[  208.839903][ T6325] R13: 00000000686e0d36 R14: 0000000000499600 R15: 0000000000000000
| [  209.832895][ T6358] ------------[ cut here ]------------
| [ 209.833247][ T6358] WARNING: CPU: 2 PID: 6358 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  209.833896][ T6358] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  209.835396][ T6358] Tainted: [W]=WARN
[  209.835658][ T6358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 209.836090][ T6358] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 209.836443][ T6358] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  209.837644][ T6358] RSP: 0018:ffffc90008f4eef0 EFLAGS: 00010246
[  209.838081][ T6358] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  209.838595][ T6358] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  209.839106][ T6358] RBP: ffffc90008f4efe0 R08: 0000000000000000 R09: 0000000000000000
[  209.839614][ T6358] R10: ffffc90008f4f010 R11: ffffffff94aa8918 R12: 1ffff920011e9de2
[  209.840130][ T6358] R13: 00000000000005dc R14: ffffc90008f4f010 R15: ffff88800a582f08
[  209.840648][ T6358] FS:  00007fdc2f3c6800(0000) GS:ffff8880a05b7000(0000) knlGS:0000000000000000
[  209.841241][ T6358] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  209.841666][ T6358] CR2: 00000000004e5760 CR3: 000000000f808004 CR4: 0000000000772ef0
[  209.842196][ T6358] PKRU: 55555554
[  209.842461][ T6358] Call Trace:
[  209.842716][ T6358]  <TASK>
[ 209.842910][ T6358] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 209.843254][ T6358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.843602][ T6358] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 209.843956][ T6358] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 209.844375][ T6358] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 209.844726][ T6358] netif_set_mtu (net/core/dev.c:9652) 
[ 209.845092][ T6358] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 209.845446][ T6358] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 209.845985][ T6358] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 209.846367][ T6358] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 209.847045][ T6358] br_add_if (net/bridge/br_if.c:697) bridge 
[ 209.847462][ T6358] do_set_master (net/core/rtnetlink.c:2948) 
[ 209.847848][ T6358] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.848181][ T6358] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 209.848602][ T6358] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 209.848939][ T6358] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 209.849269][ T6358] ? __kernel_text_address (kernel/extable.c:79) 
[ 209.849608][ T6358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.849954][ T6358] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 209.850282][ T6358] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 209.850687][ T6358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.851023][ T6358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.851347][ T6358] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 209.851694][ T6358] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 209.852038][ T6358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.852415][ T6358] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 209.852750][ T6358] ? __create_object (mm/kmemleak.c:771) 
[ 209.853092][ T6358] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 209.853434][ T6358] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 209.853757][ T6358] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 209.854165][ T6358] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 209.854507][ T6358] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 209.854874][ T6358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.855198][ T6358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.855537][ T6358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.855870][ T6358] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 209.856196][ T6358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.856529][ T6358] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.856861][ T6358] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 209.857187][ T6358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.857540][ T6358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.857892][ T6358] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 209.858218][ T6358] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.858542][ T6358] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 209.858883][ T6358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 209.859203][ T6358] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 209.859522][ T6358] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 209.859862][ T6358] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 209.860179][ T6358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.860509][ T6358] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.860840][ T6358] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 209.861164][ T6358] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 209.861500][ T6358] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.861838][ T6358] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 209.862168][ T6358] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 209.862582][ T6358] ___sys_sendmsg (net/socket.c:2670) 
[ 209.862914][ T6358] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 209.863238][ T6358] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 209.863642][ T6358] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 209.864003][ T6358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.864370][ T6358] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.864718][ T6358] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.865074][ T6358] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 209.865397][ T6358] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.865724][ T6358] __sys_sendmsg (net/socket.c:2700) 
[ 209.866053][ T6358] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 209.866463][ T6358] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 209.866805][ T6358] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.867136][ T6358] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.867465][ T6358] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  209.867873][ T6358] RIP: 0033:0x7fdc2f5931e7
[ 209.868207][ T6358] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  209.869321][ T6358] RSP: 002b:00007ffe108e8d48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  209.869817][ T6358] RAX: ffffffffffffffda RBX: 00007ffe108e9470 RCX: 00007fdc2f5931e7
[  209.870292][ T6358] RDX: 0000000000000000 RSI: 00007ffe108e8db0 RDI: 0000000000000005
[  209.870771][ T6358] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  209.871255][ T6358] R10: 000000003335c910 R11: 0000000000000246 R12: 0000000000000004
[  209.871737][ T6358] R13: 00000000686e0d37 R14: 0000000000499600 R15: 0000000000000000
| [  269.105270][ T8310] ------------[ cut here ]------------
| [ 269.105629][ T8310] WARNING: CPU: 2 PID: 8310 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) 
| [  269.106574][ T8310] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  269.107985][ T8310] Tainted: [W]=WARN
[  269.108229][ T8310] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 269.108619][ T8310] 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) 
[ 269.108959][ T8310] 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
[  269.110066][ T8310] RSP: 0018:ffffc900055bef70 EFLAGS: 00010246
[  269.110462][ T8310] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  269.110941][ T8310] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  269.111409][ T8310] RBP: ffffc900055bf058 R08: 0000000000000000 R09: 0000000000000000
[  269.111891][ T8310] R10: ffffc900055bf088 R11: ffffffff94179160 R12: 1ffff92000ab7df2
[  269.112361][ T8310] R13: 00000000000005dc R14: ffffc900055bf088 R15: ffff88800a582f08
[  269.112837][ T8310] FS:  00007fc74db16800(0000) GS:ffff8880a05b7000(0000) knlGS:0000000000000000
[  269.113379][ T8310] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.113785][ T8310] CR2: 00000000004e5760 CR3: 0000000011681005 CR4: 0000000000772ef0
[  269.114265][ T8310] PKRU: 55555554
[  269.114507][ T8310] Call Trace:
[  269.114745][ T8310]  <TASK>
[ 269.114936][ T8310] ? __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) 
[ 269.115332][ T8310] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 269.115696][ T8310] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 269.116026][ T8310] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 269.116351][ T8310] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 269.116665][ T8310] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 269.116993][ T8310] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 269.117307][ T8310] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 269.117626][ T8310] ? ___sys_sendmsg (net/socket.c:2670) 
[ 269.117954][ T8310] ? __sys_sendmsg (net/socket.c:2700) 
[ 269.118271][ T8310] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 269.118591][ T8310] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 269.118998][ T8310] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.119325][ T8310] netif_set_mtu (net/core/dev.c:9652) 
[ 269.119644][ T8310] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 269.119985][ T8310] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 269.120232][ T8310] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 269.120666][ T8310] br_del_if (net/bridge/br_if.c:743) bridge 
[ 269.121030][ T8310] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 269.121353][ T8310] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 269.121673][ T8310] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 269.122007][ T8310] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 269.122404][ T8310] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 269.122722][ T8310] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 269.123050][ T8310] ? __kernel_text_address (kernel/extable.c:79) 
[ 269.123374][ T8310] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.123702][ T8310] ? __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) 
[ 269.124034][ T8310] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 269.124425][ T8310] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.124747][ T8310] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.125088][ T8310] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 269.125405][ T8310] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 269.125724][ T8310] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.126060][ T8310] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 269.126376][ T8310] ? __create_object (mm/kmemleak.c:771) 
[ 269.126701][ T8310] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 269.127032][ T8310] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 269.127352][ T8310] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 269.127741][ T8310] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 269.128093][ T8310] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 269.128419][ T8310] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 269.128747][ T8310] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.129080][ T8310] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.129399][ T8310] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 269.129743][ T8310] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 269.130078][ T8310] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 269.130395][ T8310] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 269.130716][ T8310] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 269.131047][ T8310] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.131379][ T8310] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 269.131696][ T8310] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 269.132026][ T8310] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 269.132357][ T8310] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 269.132674][ T8310] ? 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) 
[ 269.133008][ T8310] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 269.133331][ T8310] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 269.133653][ T8310] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.133993][ T8310] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 269.134316][ T8310] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 269.134633][ T8310] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 269.134981][ T8310] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 269.135300][ T8310] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 269.135618][ T8310] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 269.136038][ T8310] ___sys_sendmsg (net/socket.c:2670) 
[ 269.136359][ T8310] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 269.136677][ T8310] ? __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) 
[ 269.137081][ T8310] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 269.137401][ T8310] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.137725][ T8310] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 269.138060][ T8310] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.138385][ T8310] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 269.138703][ T8310] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 269.139042][ T8310] __sys_sendmsg (net/socket.c:2700) 
[ 269.139357][ T8310] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 269.139747][ T8310] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 269.140085][ T8310] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 269.140408][ T8310] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 269.140731][ T8310] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  269.141131][ T8310] RIP: 0033:0x7fc74dce31e7
[ 269.141461][ T8310] 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)
[  269.142571][ T8310] RSP: 002b:00007ffd5c785528 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  269.143061][ T8310] RAX: ffffffffffffffda RBX: 00007ffd5c785c50 RCX: 00007fc74dce31e7
[  269.143533][ T8310] RDX: 0000000000000000 RSI: 00007ffd5c785590 RDI: 0000000000000005
[  269.144012][ T8310] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  269.144482][ T8310] R10: 00007fc74dbe0ee8 R11: 0000000000000246 R12: 0000000000000003
[  269.144982][ T8310] R13: 00000000686e0d72 R14: 0000000000499600 R15: 0000000000000000
| [  269.986208][ T8343] ------------[ cut here ]------------
| [ 269.986519][ T8343] WARNING: CPU: 3 PID: 8343 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) 
| [  269.987147][ T8343] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  269.988481][ T8343] Tainted: [W]=WARN
[  269.988717][ T8343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 269.989112][ T8343] 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) 
[ 269.989458][ T8343] 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
[  269.990555][ T8343] RSP: 0018:ffffc900059aeef0 EFLAGS: 00010246
[  269.990950][ T8343] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  269.991413][ T8343] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  269.991877][ T8343] RBP: ffffc900059aefe0 R08: 0000000000000000 R09: 0000000000000000
[  269.992375][ T8343] R10: ffffc900059af010 R11: ffffffff94aa8918 R12: 1ffff92000b35de2
[  269.992864][ T8343] R13: 00000000000005dc R14: ffffc900059af010 R15: ffff88800a582f08
[  269.993353][ T8343] FS:  00007f5755749800(0000) GS:ffff8880a0637000(0000) knlGS:0000000000000000
[  269.993941][ T8343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  269.994373][ T8343] CR2: 00000000004e5760 CR3: 000000000fac0003 CR4: 0000000000772ef0
[  269.994857][ T8343] PKRU: 55555554
[  269.995098][ T8343] Call Trace:
[  269.995411][ T8343]  <TASK>
[ 269.995685][ T8343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 269.996003][ T8343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 269.996318][ T8343] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 269.996629][ T8343] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 269.997027][ T8343] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 269.997337][ T8343] netif_set_mtu (net/core/dev.c:9652) 
[ 269.997643][ T8343] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 269.997973][ T8343] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 269.998438][ T8343] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 269.998674][ T8343] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 269.999123][ T8343] br_add_if (net/bridge/br_if.c:697) bridge 
[ 269.999476][ T8343] do_set_master (net/core/rtnetlink.c:2948) 
[ 269.999795][ T8343] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 270.000117][ T8343] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 270.000507][ T8343] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 270.000823][ T8343] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 270.001129][ T8343] ? __kernel_text_address (kernel/extable.c:79) 
[ 270.001439][ T8343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.001749][ T8343] ? __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) 
[ 270.002064][ T8343] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 270.002481][ T8343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 270.002804][ T8343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 270.003113][ T8343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 270.003420][ T8343] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 270.003735][ T8343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.004052][ T8343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 270.004359][ T8343] ? __create_object (mm/kmemleak.c:771) 
[ 270.004674][ T8343] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 270.005001][ T8343] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 270.005311][ T8343] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 270.005693][ T8343] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 270.006013][ T8343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 270.006352][ T8343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 270.006661][ T8343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.006988][ T8343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.007298][ T8343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 270.007603][ T8343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 270.007926][ T8343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 270.008228][ T8343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 270.008568][ T8343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 270.008886][ T8343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.009207][ T8343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 270.009521][ T8343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 270.009837][ T8343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 270.010155][ T8343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 270.010485][ T8343] ? 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) 
[ 270.010801][ T8343] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 270.011114][ T8343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 270.011418][ T8343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.011735][ T8343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 270.012062][ T8343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 270.012385][ T8343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 270.012712][ T8343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 270.013274][ T8343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 270.013594][ T8343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 270.014010][ T8343] ___sys_sendmsg (net/socket.c:2670) 
[ 270.014558][ T8343] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 270.014897][ T8343] ? __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) 
[ 270.015289][ T8343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 270.015628][ T8343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.015980][ T8343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 270.016311][ T8343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 270.016633][ T8343] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 270.016972][ T8343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 270.017548][ T8343] __sys_sendmsg (net/socket.c:2700) 
[ 270.017858][ T8343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 270.018270][ T8343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 270.018590][ T8343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 270.019132][ T8343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 270.019555][ T8343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  270.019951][ T8343] RIP: 0033:0x7f57559161e7
[ 270.020266][ T8343] 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)
[  270.021603][ T8343] RSP: 002b:00007ffe6e417518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  270.022099][ T8343] RAX: ffffffffffffffda RBX: 00007ffe6e417c40 RCX: 00007f57559161e7
[  270.022568][ T8343] RDX: 0000000000000000 RSI: 00007ffe6e417580 RDI: 0000000000000005
[  270.023040][ T8343] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  270.023534][ T8343] R10: 00000000125d1910 R11: 0000000000000246 R12: 0000000000000004
[  270.024006][ T8343] R13: 00000000686e0d73 R14: 0000000000499600 R15: 0000000000000000
| [  326.874525][T10295] ------------[ cut here ]------------
| [326.876319][T10295] WARNING: CPU: 3 PID: 10295 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) 
| [  326.876978][T10295] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  326.878400][T10295] Tainted: [W]=WARN
[  326.878645][T10295] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[326.879055][T10295] 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) 
[ 326.879387][T10295] 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
[  326.880548][T10295] RSP: 0018:ffffc9000ac6ef70 EFLAGS: 00010246
[  326.880970][T10295] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  326.881450][T10295] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  326.881941][T10295] RBP: ffffc9000ac6f058 R08: 0000000000000000 R09: 0000000000000000
[  326.882419][T10295] R10: ffffc9000ac6f088 R11: ffffffff94179160 R12: 1ffff9200158ddf2
[  326.882901][T10295] R13: 00000000000005dc R14: ffffc9000ac6f088 R15: ffff88800a582f08
[  326.883382][T10295] FS:  00007f880efbe800(0000) GS:ffff8880a0637000(0000) knlGS:0000000000000000
[  326.883952][T10295] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  326.884365][T10295] CR2: 00000000004e5760 CR3: 000000000a200005 CR4: 0000000000772ef0
[  326.884857][T10295] PKRU: 55555554
[  326.885109][T10295] Call Trace:
[  326.885350][T10295]  <TASK>
[326.885514][T10295] ? __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) 
[326.885926][T10295] ? br_del_if (net/bridge/br_if.c:742) bridge 
[326.886298][T10295] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[326.886675][T10295] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[326.887004][T10295] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[326.887312][T10295] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[326.887621][T10295] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[326.887941][T10295] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[326.888247][T10295] ? ___sys_sendmsg (net/socket.c:2670) 
[326.888549][T10295] ? __sys_sendmsg (net/socket.c:2700) 
[326.888874][T10295] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[326.889202][T10295] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[326.889602][T10295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[326.889943][T10295] netif_set_mtu (net/core/dev.c:9652) 
[326.890275][T10295] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[326.890612][T10295] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[326.890866][T10295] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[326.891314][T10295] br_del_if (net/bridge/br_if.c:743) bridge 
[326.891671][T10295] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[326.892012][T10295] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[326.892341][T10295] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[326.892667][T10295] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[326.893081][T10295] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[326.893406][T10295] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[326.893726][T10295] ? __kernel_text_address (kernel/extable.c:79) 
[326.894056][T10295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[326.894379][T10295] ? __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) 
[326.894688][T10295] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[326.895107][T10295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[326.895417][T10295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[326.895725][T10295] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[326.896040][T10295] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[326.896349][T10295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[326.896660][T10295] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[326.896969][T10295] ? __create_object (mm/kmemleak.c:771) 
[326.897282][T10295] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[326.897589][T10295] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[326.897905][T10295] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[326.898287][T10295] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[326.898597][T10295] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[326.898916][T10295] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[326.899229][T10295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[326.899539][T10295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[326.899855][T10295] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[326.900156][T10295] ? __lock_release (kernel/locking/lockdep.c:5539) 
[326.900462][T10295] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[326.900764][T10295] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[326.901081][T10295] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[326.901398][T10295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[326.901708][T10295] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[326.902023][T10295] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[326.902326][T10295] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[326.902640][T10295] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[326.902952][T10295] ? 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) 
[326.903260][T10295] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[326.903576][T10295] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[326.903889][T10295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[326.904202][T10295] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[326.904511][T10295] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[326.904824][T10295] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[326.905149][T10295] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[326.905459][T10295] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[326.905762][T10295] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[326.906165][T10295] ___sys_sendmsg (net/socket.c:2670) 
[326.906468][T10295] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[326.906771][T10295] ? __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) 
[326.907158][T10295] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[326.907468][T10295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[326.907776][T10295] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[326.908095][T10295] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[326.908407][T10295] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[326.908712][T10295] ? __lock_release (kernel/locking/lockdep.c:5539) 
[326.909031][T10295] __sys_sendmsg (net/socket.c:2700) 
[326.909331][T10295] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[326.909710][T10295] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[326.910033][T10295] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[326.910336][T10295] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[326.910653][T10295] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  326.911039][T10295] RIP: 0033:0x7f880f18b1e7
[ 326.911355][T10295] 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)
[  326.912440][T10295] RSP: 002b:00007ffe146808c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  326.912917][T10295] RAX: ffffffffffffffda RBX: 00007ffe14680ff0 RCX: 00007f880f18b1e7
[  326.913376][T10295] RDX: 0000000000000000 RSI: 00007ffe14680930 RDI: 0000000000000005
[  326.913840][T10295] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  326.914295][T10295] R10: 00007f880f088ee8 R11: 0000000000000246 R12: 0000000000000003
[  326.914757][T10295] R13: 00000000686e0dac R14: 0000000000499600 R15: 0000000000000000
| [  327.735835][T10328] ------------[ cut here ]------------
| [327.736164][T10328] WARNING: CPU: 0 PID: 10328 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) 
| [  327.736845][T10328] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  327.738432][T10328] Tainted: [W]=WARN
[  327.738682][T10328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[327.739124][T10328] 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) 
[ 327.739466][T10328] 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
[  327.740668][T10328] RSP: 0018:ffffc9000aa4eef0 EFLAGS: 00010246
[  327.741101][T10328] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  327.741594][T10328] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  327.742088][T10328] RBP: ffffc9000aa4efe0 R08: 0000000000000000 R09: 0000000000000000
[  327.742578][T10328] R10: ffffc9000aa4f010 R11: ffffffff94aa8918 R12: 1ffff92001549de2
[  327.743075][T10328] R13: 00000000000005dc R14: ffffc9000aa4f010 R15: ffff88800a582f08
[  327.743599][T10328] FS:  00007f456b8a1800(0000) GS:ffff8880a04b7000(0000) knlGS:0000000000000000
[  327.744183][T10328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  327.744596][T10328] CR2: 00000000004e5760 CR3: 000000000f27f006 CR4: 0000000000772ef0
[  327.745103][T10328] PKRU: 55555554
[  327.745350][T10328] Call Trace:
[  327.745596][T10328]  <TASK>
[327.745766][T10328] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[327.746114][T10328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[327.746452][T10328] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[327.746780][T10328] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[327.747208][T10328] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[327.747562][T10328] netif_set_mtu (net/core/dev.c:9652) 
[327.747906][T10328] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[327.748246][T10328] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[327.748707][T10328] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[327.748962][T10328] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[327.749413][T10328] br_add_if (net/bridge/br_if.c:697) bridge 
[327.749826][T10328] do_set_master (net/core/rtnetlink.c:2948) 
[327.750176][T10328] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[327.750507][T10328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[327.750935][T10328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[327.751263][T10328] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[327.751589][T10328] ? __kernel_text_address (kernel/extable.c:79) 
[327.751927][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[327.752259][T10328] ? __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) 
[327.752590][T10328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[327.753002][T10328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[327.753347][T10328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[327.753710][T10328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[327.754048][T10328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[327.754385][T10328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[327.754759][T10328] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[327.755341][T10328] ? __create_object (mm/kmemleak.c:771) 
[327.755908][T10328] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[327.756448][T10328] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[327.756920][T10328] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[327.757588][T10328] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[327.758185][T10328] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[327.758780][T10328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[327.759359][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[327.759956][T10328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[327.760537][T10328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[327.761125][T10328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[327.761786][T10328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[327.762361][T10328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[327.762913][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[327.763479][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[327.764066][T10328] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[327.764607][T10328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[327.765211][T10328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[327.765818][T10328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[327.766375][T10328] ? 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) 
[327.766954][T10328] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[327.767573][T10328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[327.768154][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[327.768757][T10328] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[327.769375][T10328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[327.769973][T10328] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[327.770569][T10328] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[327.771174][T10328] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[327.771747][T10328] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[327.772476][T10328] ___sys_sendmsg (net/socket.c:2670) 
[327.773049][T10328] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[327.773634][T10328] ? __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) 
[327.774363][T10328] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[327.774956][T10328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[327.775538][T10328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[327.776136][T10328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[327.776717][T10328] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[327.777307][T10328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[327.777932][T10328] __sys_sendmsg (net/socket.c:2700) 
[327.778504][T10328] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[327.779228][T10328] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[327.779840][T10328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[327.780414][T10328] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[327.781003][T10328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  327.781711][T10328] RIP: 0033:0x7f456ba6e1e7
[ 327.782183][T10328] 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)
[  327.783624][T10328] RSP: 002b:00007ffea42c7fb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  327.784364][T10328] RAX: ffffffffffffffda RBX: 00007ffea42c86e0 RCX: 00007f456ba6e1e7
[  327.784864][T10328] RDX: 0000000000000000 RSI: 00007ffea42c8020 RDI: 0000000000000005
[  327.785581][T10328] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  327.786559][T10328] R10: 000000003f5c2910 R11: 0000000000000246 R12: 0000000000000004
[  327.787056][T10328] R13: 00000000686e0dad R14: 0000000000499600 R15: 0000000000000000
| [  383.050095][T12280] ------------[ cut here ]------------
| [383.050641][T12280] WARNING: CPU: 3 PID: 12280 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  383.052530][T12280] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  383.054918][T12280] Tainted: [W]=WARN
[  383.055345][T12280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[383.056045][T12280] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 383.056602][T12280] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  383.058538][T12280] RSP: 0018:ffffc900035fef70 EFLAGS: 00010246
[  383.059248][T12280] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  383.060071][T12280] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  383.060897][T12280] RBP: ffffc900035ff058 R08: 0000000000000000 R09: 0000000000000000
[  383.061726][T12280] R10: ffffc900035ff088 R11: ffffffff94179160 R12: 1ffff920006bfdf2
[  383.062561][T12280] R13: 00000000000005dc R14: ffffc900035ff088 R15: ffff88800a582f08
[  383.063392][T12280] FS:  00007f6f80e25800(0000) GS:ffff8880a0637000(0000) knlGS:0000000000000000
[  383.064340][T12280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  383.065120][T12280] CR2: 00000000004e5760 CR3: 000000000a2d0003 CR4: 0000000000772ef0
[  383.065595][T12280] PKRU: 55555554
[  383.065841][T12280] Call Trace:
[  383.066125][T12280]  <TASK>
[383.066283][T12280] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[383.066686][T12280] ? br_del_if (net/bridge/br_if.c:742) bridge 
[383.067062][T12280] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[383.067381][T12280] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[383.067707][T12280] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[383.068040][T12280] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[383.068351][T12280] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[383.068659][T12280] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[383.069027][T12280] ? ___sys_sendmsg (net/socket.c:2670) 
[383.069345][T12280] ? __sys_sendmsg (net/socket.c:2700) 
[383.069650][T12280] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[383.070022][T12280] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[383.070444][T12280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.070785][T12280] netif_set_mtu (net/core/dev.c:9652) 
[383.071131][T12280] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[383.071458][T12280] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[383.071691][T12280] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[383.072138][T12280] br_del_if (net/bridge/br_if.c:743) bridge 
[383.072484][T12280] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[383.072829][T12280] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[383.073150][T12280] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[383.073467][T12280] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[383.073896][T12280] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[383.074243][T12280] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[383.074568][T12280] ? __kernel_text_address (kernel/extable.c:79) 
[383.074912][T12280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.075251][T12280] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[383.075560][T12280] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[383.075995][T12280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[383.076313][T12280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[383.076618][T12280] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[383.076948][T12280] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[383.077278][T12280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.077593][T12280] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[383.077941][T12280] ? __create_object (mm/kmemleak.c:771) 
[383.078288][T12280] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[383.078599][T12280] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[383.078956][T12280] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[383.079340][T12280] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[383.079650][T12280] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[383.080000][T12280] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[383.080351][T12280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.080667][T12280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.080999][T12280] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[383.081307][T12280] ? __lock_release (kernel/locking/lockdep.c:5539) 
[383.081611][T12280] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[383.081922][T12280] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[383.082269][T12280] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[383.082592][T12280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.082913][T12280] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[383.083222][T12280] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[383.083527][T12280] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[383.083862][T12280] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[383.084165][T12280] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[383.084486][T12280] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[383.084814][T12280] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[383.085132][T12280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.085447][T12280] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[383.085758][T12280] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[383.086100][T12280] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[383.086433][T12280] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[383.086746][T12280] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[383.087075][T12280] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[383.087489][T12280] ___sys_sendmsg (net/socket.c:2670) 
[383.087810][T12280] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[383.088143][T12280] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[383.088538][T12280] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[383.088867][T12280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.089179][T12280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[383.089498][T12280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[383.089831][T12280] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[383.090171][T12280] ? __lock_release (kernel/locking/lockdep.c:5539) 
[383.090485][T12280] __sys_sendmsg (net/socket.c:2700) 
[383.090804][T12280] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[383.091188][T12280] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[383.091506][T12280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[383.091823][T12280] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[383.092141][T12280] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  383.092518][T12280] RIP: 0033:0x7f6f80ff21e7
[ 383.092856][T12280] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  383.093964][T12280] RSP: 002b:00007fff97c8dd68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  383.094491][T12280] RAX: ffffffffffffffda RBX: 00007fff97c8e490 RCX: 00007f6f80ff21e7
[  383.095007][T12280] RDX: 0000000000000000 RSI: 00007fff97c8ddd0 RDI: 0000000000000005
[  383.095481][T12280] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  383.095963][T12280] R10: 00007f6f80eefee8 R11: 0000000000000246 R12: 0000000000000003
[  383.096438][T12280] R13: 00000000686e0de4 R14: 0000000000499600 R15: 0000000000000000
| [  384.057511][T12313] ------------[ cut here ]------------
| [384.057961][T12313] WARNING: CPU: 0 PID: 12313 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) 
| [  384.059055][T12313] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  384.061555][T12313] Tainted: [W]=WARN
[  384.061891][T12313] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[384.062530][T12313] 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) 
[ 384.063121][T12313] 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
[  384.065149][T12313] RSP: 0018:ffffc9000355eef0 EFLAGS: 00010246
[  384.065880][T12313] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  384.066730][T12313] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  384.067596][T12313] RBP: ffffc9000355efe0 R08: 0000000000000000 R09: 0000000000000000
[  384.068469][T12313] R10: ffffc9000355f010 R11: ffffffff94aa8918 R12: 1ffff920006abde2
[  384.069349][T12313] R13: 00000000000005dc R14: ffffc9000355f010 R15: ffff88800a582f08
[  384.070237][T12313] FS:  00007f4800a11800(0000) GS:ffff8880a04b7000(0000) knlGS:0000000000000000
[  384.071182][T12313] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  384.071787][T12313] CR2: 00000000004e5760 CR3: 000000000f7e0004 CR4: 0000000000772ef0
[  384.072656][T12313] PKRU: 55555554
[  384.073092][T12313] Call Trace:
[  384.073509][T12313]  <TASK>
[384.073816][T12313] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[384.074378][T12313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.074974][T12313] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[384.075535][T12313] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[384.076248][T12313] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[384.076861][T12313] netif_set_mtu (net/core/dev.c:9652) 
[384.077425][T12313] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[384.078023][T12313] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[384.078658][T12313] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[384.079096][T12313] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[384.079720][T12313] br_add_if (net/bridge/br_if.c:697) bridge 
[384.080349][T12313] do_set_master (net/core/rtnetlink.c:2948) 
[384.080941][T12313] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[384.081517][T12313] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[384.082245][T12313] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[384.082821][T12313] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[384.083330][T12313] ? __kernel_text_address (kernel/extable.c:79) 
[384.083819][T12313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.084402][T12313] ? __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) 
[384.084861][T12313] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[384.085322][T12313] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[384.085652][T12313] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[384.085986][T12313] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[384.086314][T12313] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[384.086640][T12313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.086989][T12313] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[384.087316][T12313] ? __create_object (mm/kmemleak.c:771) 
[384.087687][T12313] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[384.088010][T12313] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[384.088361][T12313] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[384.088768][T12313] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[384.089116][T12313] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[384.089460][T12313] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[384.089781][T12313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.090127][T12313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.090459][T12313] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[384.090803][T12313] ? __lock_release (kernel/locking/lockdep.c:5539) 
[384.091130][T12313] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[384.091454][T12313] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[384.091781][T12313] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[384.092123][T12313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.092455][T12313] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[384.092785][T12313] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[384.093122][T12313] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[384.093458][T12313] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[384.093784][T12313] ? 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) 
[384.094118][T12313] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[384.094454][T12313] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[384.094757][T12313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.095090][T12313] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[384.095639][T12313] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[384.095957][T12313] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[384.096275][T12313] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[384.096583][T12313] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[384.097131][T12313] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[384.097526][T12313] ___sys_sendmsg (net/socket.c:2670) 
[384.097840][T12313] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[384.098149][T12313] ? __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) 
[384.098769][T12313] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[384.099088][T12313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.099404][T12313] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[384.099960][T12313] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[384.100268][T12313] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[384.100572][T12313] ? __lock_release (kernel/locking/lockdep.c:5539) 
[384.100896][T12313] __sys_sendmsg (net/socket.c:2700) 
[384.101430][T12313] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[384.101828][T12313] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[384.102155][T12313] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[384.102466][T12313] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[384.103023][T12313] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  384.103413][T12313] RIP: 0033:0x7f4800bde1e7
[ 384.103733][T12313] 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)
[  384.105112][T12313] RSP: 002b:00007fffdefc42c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  384.105578][T12313] RAX: ffffffffffffffda RBX: 00007fffdefc49f0 RCX: 00007f4800bde1e7
[  384.106291][T12313] RDX: 0000000000000000 RSI: 00007fffdefc4330 RDI: 0000000000000005
[  384.107023][T12313] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  384.107752][T12313] R10: 000000001dc87910 R11: 0000000000000246 R12: 0000000000000004
[  384.108228][T12313] R13: 00000000686e0de5 R14: 0000000000499600 R15: 0000000000000000
| [  440.930406][T14265] ------------[ cut here ]------------
| [440.930955][T14265] WARNING: CPU: 1 PID: 14265 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) 
| [  440.931946][T14265] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  440.934094][T14265] Tainted: [W]=WARN
[  440.934464][T14265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[440.936618][T14265] 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) 
[ 440.937160][T14265] 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
[  440.938906][T14265] RSP: 0018:ffffc9000c11ef70 EFLAGS: 00010246
[  440.939521][T14265] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  440.940269][T14265] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  440.941033][T14265] RBP: ffffc9000c11f058 R08: 0000000000000000 R09: 0000000000000000
[  440.941766][T14265] R10: ffffc9000c11f088 R11: ffffffff94179160 R12: 1ffff92001823df2
[  440.942500][T14265] R13: 00000000000005dc R14: ffffc9000c11f088 R15: ffff88800a582f08
[  440.943245][T14265] FS:  00007ff80b72c800(0000) GS:ffff8880a0537000(0000) knlGS:0000000000000000
[  440.944118][T14265] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  440.944728][T14265] CR2: 00000000004e5760 CR3: 000000001119a005 CR4: 0000000000772ef0
[  440.945485][T14265] PKRU: 55555554
[  440.945868][T14265] Call Trace:
[  440.946241][T14265]  <TASK>
[440.946492][T14265] ? __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) 
[440.947137][T14265] ? br_del_if (net/bridge/br_if.c:742) bridge 
[440.947725][T14265] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[440.948224][T14265] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[440.948711][T14265] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[440.949208][T14265] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[440.949699][T14265] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[440.950204][T14265] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[440.950696][T14265] ? ___sys_sendmsg (net/socket.c:2670) 
[440.951198][T14265] ? __sys_sendmsg (net/socket.c:2700) 
[440.951674][T14265] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[440.952187][T14265] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[440.952779][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[440.953284][T14265] netif_set_mtu (net/core/dev.c:9652) 
[440.953760][T14265] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[440.954280][T14265] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[440.954646][T14265] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[440.955368][T14265] br_del_if (net/bridge/br_if.c:743) bridge 
[440.955942][T14265] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[440.956429][T14265] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[440.956937][T14265] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[440.957453][T14265] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[440.958077][T14265] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[440.958550][T14265] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[440.959054][T14265] ? __kernel_text_address (kernel/extable.c:79) 
[440.959533][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[440.960036][T14265] ? __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) 
[440.960596][T14265] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[440.961202][T14265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[440.961677][T14265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[440.962160][T14265] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[440.962634][T14265] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[440.963129][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[440.963594][T14265] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[440.964069][T14265] ? __create_object (mm/kmemleak.c:771) 
[440.964541][T14265] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[440.965053][T14265] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[440.965370][T14265] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[440.965758][T14265] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[440.966081][T14265] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[440.966390][T14265] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[440.966692][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[440.967020][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[440.967325][T14265] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[440.967624][T14265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[440.967937][T14265] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[440.968248][T14265] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[440.968554][T14265] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[440.968870][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[440.969182][T14265] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[440.969487][T14265] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[440.969837][T14265] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[440.970153][T14265] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[440.970475][T14265] ? 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) 
[440.970797][T14265] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[440.971105][T14265] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[440.971407][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[440.971714][T14265] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[440.972087][T14265] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[440.972394][T14265] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[440.972708][T14265] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[440.973031][T14265] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[440.973334][T14265] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[440.973721][T14265] ___sys_sendmsg (net/socket.c:2670) 
[440.974030][T14265] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[440.974335][T14265] ? __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) 
[440.974715][T14265] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[440.975048][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[440.975388][T14265] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[440.975701][T14265] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[440.976015][T14265] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[440.976321][T14265] ? __lock_release (kernel/locking/lockdep.c:5539) 
[440.976632][T14265] __sys_sendmsg (net/socket.c:2700) 
[440.976944][T14265] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[440.977323][T14265] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[440.977663][T14265] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[440.977975][T14265] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[440.978281][T14265] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  440.978655][T14265] RIP: 0033:0x7ff80b8f91e7
[ 440.978983][T14265] 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)
[  440.980076][T14265] RSP: 002b:00007ffe71991ff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  440.980537][T14265] RAX: ffffffffffffffda RBX: 00007ffe71992720 RCX: 00007ff80b8f91e7
[  440.981003][T14265] RDX: 0000000000000000 RSI: 00007ffe71992060 RDI: 0000000000000005
[  440.981457][T14265] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  440.981926][T14265] R10: 00007ff80b7f6ee8 R11: 0000000000000246 R12: 0000000000000003
[  440.982380][T14265] R13: 00000000686e0e1e R14: 0000000000499600 R15: 0000000000000000
| [  442.563890][T14292] ------------[ cut here ]------------
| [442.564231][T14292] WARNING: CPU: 2 PID: 14292 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  442.564857][T14292] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc act_gact cls_flower sch_ingress vrf veth
| [  442.566233][T14292] Tainted: [W]=WARN
[  442.566477][T14292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[442.566877][T14292] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 442.567204][T14292] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  442.568312][T14292] RSP: 0018:ffffc900017bef70 EFLAGS: 00010246
[  442.568718][T14292] RAX: 0000000000000000 RBX: ffff88800a582000 RCX: 0000000000000001
[  442.570132][T14292] RDX: 0000000000000000 RSI: ffffffff93c9b941 RDI: ffffffff934555e0
[  442.570606][T14292] RBP: ffffc900017bf058 R08: 0000000000000000 R09: 0000000000000000
[  442.571097][T14292] R10: ffffc900017bf088 R11: ffffffff94179160 R12: 1ffff920002f7df2
[  442.571567][T14292] R13: 00000000000005dc R14: ffffc900017bf088 R15: ffff88800a582f08
[  442.572047][T14292] FS:  00007f26b2045800(0000) GS:ffff8880a05b7000(0000) knlGS:0000000000000000
[  442.572593][T14292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  442.572998][T14292] CR2: 00000000004e5aa8 CR3: 000000000b7ed004 CR4: 0000000000772ef0
[  442.573482][T14292] PKRU: 55555554
[  442.573723][T14292] Call Trace:
[  442.573992][T14292]  <TASK>
[442.574161][T14292] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[442.574581][T14292] ? br_del_if (net/bridge/br_if.c:742) bridge 
[442.574964][T14292] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[442.575295][T14292] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[442.575630][T14292] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[442.575960][T14292] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[442.576292][T14292] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[442.576612][T14292] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[442.576940][T14292] ? ___sys_sendmsg (net/socket.c:2670) 
[442.577268][T14292] ? __sys_sendmsg (net/socket.c:2700) 
[442.577582][T14292] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[442.577911][T14292] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[442.578308][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[442.578636][T14292] netif_set_mtu (net/core/dev.c:9652) 
[442.578971][T14292] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[442.579306][T14292] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[442.579548][T14292] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[442.579996][T14292] br_del_if (net/bridge/br_if.c:743) bridge 
[442.580349][T14292] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[442.580670][T14292] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[442.581015][T14292] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[442.581338][T14292] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[442.581743][T14292] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[442.582071][T14292] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[442.582385][T14292] ? __kernel_text_address (kernel/extable.c:79) 
[442.582704][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[442.583060][T14292] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[442.583389][T14292] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[442.583782][T14292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[442.584126][T14292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[442.584447][T14292] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[442.584761][T14292] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[442.585116][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[442.585435][T14292] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[442.585760][T14292] ? __create_object (mm/kmemleak.c:771) 
[442.586087][T14292] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[442.586410][T14292] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[442.586735][T14292] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[442.587137][T14292] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[442.587465][T14292] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[442.587804][T14292] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[442.588121][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[442.588451][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[442.588766][T14292] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[442.589090][T14292] ? __lock_release (kernel/locking/lockdep.c:5539) 
[442.589409][T14292] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[442.589725][T14292] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[442.590049][T14292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[442.590369][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[442.590698][T14292] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[442.591028][T14292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[442.591348][T14292] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[442.591677][T14292] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[442.592002][T14292] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[442.592320][T14292] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[442.592638][T14292] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[442.592974][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[442.593306][T14292] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[442.593628][T14292] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[442.593960][T14292] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[442.594301][T14292] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[442.594626][T14292] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[442.594956][T14292] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[442.595388][T14292] ___sys_sendmsg (net/socket.c:2670) 
[442.595702][T14292] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[442.596029][T14292] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[442.596421][T14292] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[442.596741][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[442.597075][T14292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[442.597397][T14292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[442.597715][T14292] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[442.598052][T14292] ? __lock_release (kernel/locking/lockdep.c:5539) 
[442.598375][T14292] __sys_sendmsg (net/socket.c:2700) 
[442.598692][T14292] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[442.599092][T14292] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[442.599424][T14292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[442.599741][T14292] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[442.600069][T14292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  442.600465][T14292] RIP: 0033:0x7f26b22121e7
[ 442.600801][T14292] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  442.601906][T14292] RSP: 002b:00007fffa13cfad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  442.602391][T14292] RAX: ffffffffffffffda RBX: 00007fffa13d0200 RCX: 00007f26b22121e7
[  442.602865][T14292] RDX: 0000000000000000 RSI: 00007fffa13cfb40 RDI: 0000000000000005
[  442.603336][T14292] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  442.603812][T14292] R10: 00007f26b210fee8 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