======================================
| [   22.460405][  T329] br1: port 1(vx1) entered forwarding state
| [   22.462722][  T329] ------------[ cut here ]------------
| [ 22.463038][ T329] WARNING: CPU: 1 PID: 329 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.463704][  T329] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   22.464920][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.465306][ T329] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.465638][ T329] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.466754][  T329] RSP: 0018:ffffc90000756ef0 EFLAGS: 00010246
[   22.467151][  T329] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[   22.467631][  T329] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   22.468105][  T329] RBP: ffffc90000756fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.468733][  T329] R10: ffffc90000757010 R11: ffffffff89aa8918 R12: 1ffff920000eade2
[   22.469200][  T329] R13: 00000000000005dc R14: ffffc90000757010 R15: ffff88800a85af08
[   22.469829][  T329] FS:  00007f46f04ab800(0000) GS:ffff8880ab537000(0000) knlGS:0000000000000000
[   22.470368][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.470928][  T329] CR2: 00000000004e5760 CR3: 0000000009ae8005 CR4: 0000000000772ef0
[   22.471399][  T329] PKRU: 55555554
[   22.471857][  T329] Call Trace:
[   22.472095][  T329]  <TASK>
[ 22.472259][ T329] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.472829][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.473165][ T329] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.473665][ T329] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.474072][ T329] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.474382][ T329] netif_set_mtu (net/core/dev.c:9652) 
[ 22.474844][ T329] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.475165][ T329] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.475715][ T329] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.475958][ T329] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.476387][ T329] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.476753][ T329] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.477072][ T329] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.477384][ T329] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.477783][ T329] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.478109][ T329] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.478419][ T329] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.478769][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.479078][ T329] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.479670][ T329] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.480073][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.480388][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.480718][ T329] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.481027][ T329] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.481342][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.481656][ T329] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.481965][ T329] ? __create_object (mm/kmemleak.c:771) 
[ 22.482287][ T329] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.482604][ T329] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.482949][ T329] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.483332][ T329] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.483671][ T329] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.484019][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.484327][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.484654][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.484962][ T329] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.485266][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.485580][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.485888][ T329] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.486198][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.486545][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.486859][ T329] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.487190][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.487532][ T329] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.487861][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.488179][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.488501][ T329] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.488823][ T329] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.489132][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.489465][ T329] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.489787][ T329] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.490101][ T329] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.490459][ T329] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.490798][ T329] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.491121][ T329] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.491545][ T329] ___sys_sendmsg (net/socket.c:2670) 
[ 22.491861][ T329] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.492179][ T329] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.492582][ T329] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.492898][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.493218][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.493552][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.493866][ T329] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.494231][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.494563][ T329] __sys_sendmsg (net/socket.c:2700) 
[ 22.494882][ T329] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.495271][ T329] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.495626][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.495963][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.496281][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.496686][  T329] RIP: 0033:0x7f46f06781e7
[ 22.497033][ T329] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.498187][  T329] RSP: 002b:00007fffc78c5dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.498691][  T329] RAX: ffffffffffffffda RBX: 00007fffc78c64f0 RCX: 00007f46f06781e7
[   22.499161][  T329] RDX: 0000000000000000 RSI: 00007fffc78c5e30 RDI: 0000000000000005
[   22.499656][  T329] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.500145][  T329] R10: 0000000003f26910 R11: 0000000000000246 R12: 0000000000000004
[   22.500641][  T329] R13: 00000000686e6b7e R14: 0000000000499600 R15: 0000000000000000
| [   22.640953][  T330] ------------[ cut here ]------------
| [ 22.641273][ T330] WARNING: CPU: 1 PID: 330 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.641918][  T330] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   22.643115][  T330] Tainted: [W]=WARN
[   22.643356][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.643748][ T330] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.644079][ T330] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.645182][  T330] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[   22.645579][  T330] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[   22.646050][  T330] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   22.646516][  T330] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.646976][  T330] R10: ffffc900005f7010 R11: ffffffff89aa8918 R12: 1ffff920000bede2
[   22.647448][  T330] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff88800a85af08
[   22.647918][  T330] FS:  00007fb16e6d1800(0000) GS:ffff8880ab537000(0000) knlGS:0000000000000000
[   22.648467][  T330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.648856][  T330] CR2: 00000000004e5aa8 CR3: 000000000c770001 CR4: 0000000000772ef0
[   22.649331][  T330] PKRU: 55555554
[   22.649589][  T330] Call Trace:
[   22.649832][  T330]  <TASK>
[ 22.650008][ T330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.650337][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.650694][ T330] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.651011][ T330] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.651414][ T330] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.651746][ T330] netif_set_mtu (net/core/dev.c:9652) 
[ 22.652065][ T330] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.652401][ T330] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.652874][ T330] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.653133][ T330] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.653581][ T330] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.653951][ T330] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.654289][ T330] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.654621][ T330] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.655049][ T330] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.655382][ T330] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.655721][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.656060][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.656388][ T330] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.656734][ T330] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.657138][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.657480][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.657803][ T330] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.658127][ T330] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.658470][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.658794][ T330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.659111][ T330] ? __create_object (mm/kmemleak.c:771) 
[ 22.659431][ T330] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.659779][ T330] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.660112][ T330] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.660532][ T330] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.660846][ T330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.661168][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.661486][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.661804][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.662141][ T330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.662470][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.662808][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.663118][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.663452][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.663793][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.664124][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.664432][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.664762][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.665120][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.665426][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.665745][ T330] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.666075][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.666387][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.666716][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.667065][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.667397][ T330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.667736][ T330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.668077][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.668388][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.668801][ T330] ___sys_sendmsg (net/socket.c:2670) 
[ 22.669136][ T330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.669463][ T330] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.669878][ T330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.670202][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.670543][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.670873][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.671188][ T330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.671512][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.671839][ T330] __sys_sendmsg (net/socket.c:2700) 
[ 22.672146][ T330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.672549][ T330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.672910][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.673233][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.673566][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.673987][  T330] RIP: 0033:0x7fb16e89e1e7
[ 22.674319][ T330] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.675486][  T330] RSP: 002b:00007ffd4ddb1d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.675975][  T330] RAX: ffffffffffffffda RBX: 00007ffd4ddb24a0 RCX: 00007fb16e89e1e7
[   22.676490][  T330] RDX: 0000000000000000 RSI: 00007ffd4ddb1de0 RDI: 0000000000000005
[   22.676975][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.677493][  T330] R10: 0000000017bd1910 R11: 0000000000000246 R12: 0000000000000004
[   22.677959][  T330] R13: 00000000686e6b7e R14: 0000000000499600 R15: 0000000000000000
| [   22.941958][  T332] ------------[ cut here ]------------
| [ 22.942312][ T332] WARNING: CPU: 2 PID: 332 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   22.942974][  T332] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   22.944859][  T332] Tainted: [W]=WARN
[   22.945117][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.945543][ T332] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 22.945894][ T332] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.947069][  T332] RSP: 0018:ffffc900005c6ef0 EFLAGS: 00010246
[   22.947492][  T332] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[   22.947992][  T332] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   22.948495][  T332] RBP: ffffc900005c6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.948981][  T332] R10: ffffc900005c7010 R11: ffffffff89aa8918 R12: 1ffff920000b8de2
[   22.949466][  T332] R13: 00000000000005dc R14: ffffc900005c7010 R15: ffff88800a85af08
[   22.949957][  T332] FS:  00007f0bc961e800(0000) GS:ffff8880ab5b7000(0000) knlGS:0000000000000000
[   22.950556][  T332] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.950986][  T332] CR2: 00000000004e5ab0 CR3: 000000000a460005 CR4: 0000000000772ef0
[   22.951493][  T332] PKRU: 55555554
[   22.951745][  T332] Call Trace:
[   22.951992][  T332]  <TASK>
[ 22.952173][ T332] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.952523][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.952856][ T332] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.953194][ T332] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.953620][ T332] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.953972][ T332] netif_set_mtu (net/core/dev.c:9652) 
[ 22.954303][ T332] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.954649][ T332] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.955123][ T332] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.955370][ T332] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.955842][ T332] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.956234][ T332] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.956581][ T332] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.956931][ T332] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.957342][ T332] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.957674][ T332] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.958012][ T332] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.958345][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.958679][ T332] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 22.959003][ T332] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.959399][ T332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.959740][ T332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.960084][ T332] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.960428][ T332] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.960784][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.961122][ T332] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.961456][ T332] ? __create_object (mm/kmemleak.c:771) 
[ 22.961787][ T332] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.962118][ T332] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.962462][ T332] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.962864][ T332] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.963210][ T332] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.963552][ T332] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.963878][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.964205][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.964544][ T332] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.964861][ T332] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.965197][ T332] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.965528][ T332] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.965847][ T332] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.966168][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.966531][ T332] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.966887][ T332] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.967215][ T332] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.967586][ T332] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.967917][ T332] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 22.968263][ T332] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.968606][ T332] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.968924][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.969259][ T332] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.969593][ T332] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.969931][ T332] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.970268][ T332] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.970628][ T332] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.970973][ T332] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.971390][ T332] ___sys_sendmsg (net/socket.c:2670) 
[ 22.971726][ T332] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.972070][ T332] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 22.972496][ T332] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.972823][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.973160][ T332] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.973497][ T332] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.973814][ T332] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.974134][ T332] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.974467][ T332] __sys_sendmsg (net/socket.c:2700) 
[ 22.974801][ T332] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.975199][ T332] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.975554][ T332] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.975880][ T332] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.976213][ T332] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.976610][  T332] RIP: 0033:0x7f0bc97eb1e7
[ 22.976947][ T332] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   22.978089][  T332] RSP: 002b:00007ffdb190c598 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.978599][  T332] RAX: ffffffffffffffda RBX: 00007ffdb190ccc0 RCX: 00007f0bc97eb1e7
[   22.979074][  T332] RDX: 0000000000000000 RSI: 00007ffdb190c600 RDI: 0000000000000005
[   22.979573][  T332] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.980055][  T332] R10: 0000000037372910 R11: 0000000000000246 R12: 0000000000000004
[   22.980558][  T332] R13: 00000000686e6b7e R14: 0000000000499600 R15: 0000000000000000
| [   27.644863][  T377] ------------[ cut here ]------------
| [ 27.645199][ T377] WARNING: CPU: 1 PID: 377 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.647029][  T377] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   27.648262][  T377] Tainted: [W]=WARN
[   27.648522][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.648914][ T377] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.649264][ T377] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.650373][  T377] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[   27.650795][  T377] RAX: 0000000000000000 RBX: ffff88800fc92000 RCX: 0000000000000001
[   27.651275][  T377] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   27.651744][  T377] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.652208][  T377] R10: ffffc900005e7010 R11: ffffffff89179160 R12: 1ffff920000bcde2
[   27.652699][  T377] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff88800fc92f08
[   27.653182][  T377] FS:  00007fd6ed082800(0000) GS:ffff8880ab537000(0000) knlGS:0000000000000000
[   27.653764][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.654162][  T377] CR2: 00000000004e6898 CR3: 0000000008d0f005 CR4: 0000000000772ef0
[   27.654649][  T377] PKRU: 55555554
[   27.654880][  T377] Call Trace:
[   27.655110][  T377]  <TASK>
[ 27.655274][ T377] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.655612][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.655929][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.656258][ T377] netif_set_mtu (net/core/dev.c:9652) 
[ 27.656579][ T377] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.656918][ T377] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.657152][ T377] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.657606][ T377] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.657983][ T377] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 27.658312][ T377] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.658639][ T377] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.659042][ T377] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.659352][ T377] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.659677][ T377] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.659992][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.660311][ T377] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.660643][ T377] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.661026][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.661335][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.661650][ T377] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.661959][ T377] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.662269][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.662599][ T377] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.662902][ T377] ? __create_object (mm/kmemleak.c:771) 
[ 27.663212][ T377] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.663533][ T377] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.663841][ T377] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.664226][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.664553][ T377] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.664866][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.665182][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.665511][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.665818][ T377] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.666123][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.666434][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.666764][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.667074][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.667392][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.667727][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.668039][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.668351][ T377] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.668689][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.668997][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.669307][ T377] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.669640][ T377] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.669951][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.670261][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.670599][ T377] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.670929][ T377] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.671246][ T377] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.671582][ T377] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.671902][ T377] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.672304][ T377] ___sys_sendmsg (net/socket.c:2670) 
[ 27.672619][ T377] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.672933][ T377] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.673319][ T377] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.673640][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.673956][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.674267][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.674591][ T377] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.674902][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.675231][ T377] __sys_sendmsg (net/socket.c:2700) 
[ 27.675558][ T377] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.675951][ T377] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.676277][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.676596][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.676910][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.677294][  T377] RIP: 0033:0x7fd6ed24f1e7
[ 27.677631][ T377] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.678767][  T377] RSP: 002b:00007ffebdae2a58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.679252][  T377] RAX: ffffffffffffffda RBX: 00007ffebdae3180 RCX: 00007fd6ed24f1e7
[   27.679752][  T377] RDX: 0000000000000000 RSI: 00007ffebdae2ac0 RDI: 0000000000000005
[   27.680248][  T377] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.680763][  T377] R10: 000000003596d910 R11: 0000000000000246 R12: 0000000000000004
[   27.681267][  T377] R13: 00000000686e6b83 R14: 0000000000499600 R15: 0000000000000000
| [   28.413716][  T383] ------------[ cut here ]------------
| [ 28.414036][ T383] WARNING: CPU: 0 PID: 383 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) 
| [   28.414810][  T383] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   28.416154][  T383] Tainted: [W]=WARN
[   28.416389][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.416959][ T383] 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) 
[ 28.417277][ T383] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   28.418573][  T383] RSP: 0018:ffffc90000996ef0 EFLAGS: 00010246
[   28.418968][  T383] RAX: 0000000000000000 RBX: ffff88800fc92000 RCX: 0000000000000001
[   28.419424][  T383] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   28.420062][  T383] RBP: ffffc90000996fe0 R08: 0000000000000000 R09: 0000000000000000
[   28.420730][  T383] R10: ffffc90000997010 R11: ffffffff89aa8918 R12: 1ffff92000132de2
[   28.421189][  T383] R13: 00000000000005dc R14: ffffc90000997010 R15: ffff88800fc92f08
[   28.421810][  T383] FS:  00007f6aec73e800(0000) GS:ffff8880ab4b7000(0000) knlGS:0000000000000000
[   28.422359][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.422759][  T383] CR2: 00000000004e5768 CR3: 000000000bb51001 CR4: 0000000000772ef0
[   28.423222][  T383] PKRU: 55555554
[   28.423462][  T383] Call Trace:
[   28.423693][  T383]  <TASK>
[ 28.423852][ T383] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.424163][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.424487][ T383] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 28.424803][ T383] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 28.425186][ T383] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 28.425504][ T383] netif_set_mtu (net/core/dev.c:9652) 
[ 28.425813][ T383] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 28.426130][ T383] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 28.426567][ T383] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 28.426802][ T383] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 28.427226][ T383] br_add_if (net/bridge/br_if.c:697) bridge 
[ 28.427588][ T383] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 28.427906][ T383] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 28.428219][ T383] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.428618][ T383] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.428925][ T383] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.429235][ T383] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.429561][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.429871][ T383] ? __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) 
[ 28.430237][ T383] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.430678][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.431007][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.431313][ T383] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.431642][ T383] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.431972][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.432287][ T383] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.432605][ T383] ? __create_object (mm/kmemleak.c:771) 
[ 28.433031][ T383] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.433342][ T383] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.433663][ T383] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.434058][ T383] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.434382][ T383] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.434705][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.435026][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.435339][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.435656][ T383] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.436064][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.436388][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.436710][ T383] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.437041][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.437351][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.437763][ T383] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.438090][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.438497][ T383] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.438821][ T383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.439145][ T383] ? 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) 
[ 28.439532][ T383] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.439853][ T383] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.440175][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.440606][ T383] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.440948][ T383] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.441259][ T383] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.441585][ T383] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.441933][ T383] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.442281][ T383] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.442689][ T383] ___sys_sendmsg (net/socket.c:2670) 
[ 28.443008][ T383] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.443384][ T383] ? __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) 
[ 28.443847][ T383] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.444211][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.444573][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.444933][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.445293][ T383] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.445663][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.446036][ T383] __sys_sendmsg (net/socket.c:2700) 
[ 28.446389][ T383] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.446831][ T383] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.447234][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.447602][ T383] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.447969][ T383] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.448409][  T383] RIP: 0033:0x7f6aec90b1e7
[ 28.448778][ T383] 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)
[   28.450010][  T383] RSP: 002b:00007fff398c82c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.450578][  T383] RAX: ffffffffffffffda RBX: 00007fff398c89f0 RCX: 00007f6aec90b1e7
[   28.451127][  T383] RDX: 0000000000000000 RSI: 00007fff398c8330 RDI: 0000000000000005
[   28.451675][  T383] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   28.452213][  T383] R10: 000000003601e910 R11: 0000000000000246 R12: 0000000000000004
[   28.452788][  T383] R13: 00000000686e6b84 R14: 0000000000499600 R15: 0000000000000000
| [   31.729077][  T415] ------------[ cut here ]------------
| [ 31.729426][ T415] WARNING: CPU: 3 PID: 415 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.730091][  T415] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   31.731381][  T415] Tainted: [W]=WARN
[   31.731636][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.732039][ T415] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.732370][ T415] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.733527][  T415] RSP: 0018:ffffc90000c1eef0 EFLAGS: 00010246
[   31.733936][  T415] RAX: 0000000000000000 RBX: ffff88800f2b2000 RCX: 0000000000000001
[   31.734417][  T415] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   31.734909][  T415] RBP: ffffc90000c1efe0 R08: 0000000000000000 R09: 0000000000000000
[   31.735392][  T415] R10: ffffc90000c1f010 R11: ffffffff89179160 R12: 1ffff92000183de2
[   31.736035][  T415] R13: 00000000000005dc R14: ffffc90000c1f010 R15: ffff88800f2b2f08
[   31.736610][  T415] FS:  00007f638faca800(0000) GS:ffff8880ab637000(0000) knlGS:0000000000000000
[   31.737177][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.737587][  T415] CR2: 00000000004e6898 CR3: 000000000b605004 CR4: 0000000000772ef0
[   31.738072][  T415] PKRU: 55555554
[   31.738314][  T415] Call Trace:
[   31.738566][  T415]  <TASK>
[ 31.738738][ T415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.739059][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.739384][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.739703][ T415] netif_set_mtu (net/core/dev.c:9652) 
[ 31.740016][ T415] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.740345][ T415] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.740594][ T415] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.741022][ T415] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.741375][ T415] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 31.741699][ T415] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.742013][ T415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.742400][ T415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.742713][ T415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.743018][ T415] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.743335][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.743654][ T415] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.743979][ T415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.744374][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.744691][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.744995][ T415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.745317][ T415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.745652][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.745971][ T415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.746298][ T415] ? __create_object (mm/kmemleak.c:771) 
[ 31.746633][ T415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.746957][ T415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.747276][ T415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.747685][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.748012][ T415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.748337][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.748666][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.748998][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.749322][ T415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.749649][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.749974][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.750295][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.750639][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.750965][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.751289][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.751628][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.751955][ T415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.752286][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.752609][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.752931][ T415] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 31.753252][ T415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.753571][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.753886][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.754196][ T415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.754509][ T415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.754828][ T415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.755150][ T415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.755465][ T415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.755865][ T415] ___sys_sendmsg (net/socket.c:2670) 
[ 31.756174][ T415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.756488][ T415] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.756873][ T415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.757179][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.757497][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.757809][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.758116][ T415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.758428][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.758746][ T415] __sys_sendmsg (net/socket.c:2700) 
[ 31.759055][ T415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.759431][ T415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.759764][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.760068][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.760372][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.760778][  T415] RIP: 0033:0x7f638fc971e7
[ 31.761093][ T415] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.762183][  T415] RSP: 002b:00007ffc1506f9c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.762656][  T415] RAX: ffffffffffffffda RBX: 00007ffc150700f0 RCX: 00007f638fc971e7
[   31.763118][  T415] RDX: 0000000000000000 RSI: 00007ffc1506fa30 RDI: 0000000000000005
[   31.763583][  T415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.764041][  T415] R10: 000000001f2c9910 R11: 0000000000000246 R12: 0000000000000004
[   31.764504][  T415] R13: 00000000686e6b87 R14: 0000000000499600 R15: 0000000000000000
| [   32.581319][  T421] ------------[ cut here ]------------
| [ 32.582473][ T421] WARNING: CPU: 2 PID: 421 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) 
| [   32.583135][  T421] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   32.584764][  T421] Tainted: [W]=WARN
[   32.585017][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.585416][ T421] 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) 
[ 32.585781][ T421] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.586995][  T421] RSP: 0018:ffffc90000c4eef0 EFLAGS: 00010246
[   32.587407][  T421] RAX: 0000000000000000 RBX: ffff88800f2b2000 RCX: 0000000000000001
[   32.588029][  T421] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[   32.588679][  T421] RBP: ffffc90000c4efe0 R08: 0000000000000000 R09: 0000000000000000
[   32.589370][  T421] R10: ffffc90000c4f010 R11: ffffffff89179160 R12: 1ffff92000189de2
[   32.589878][  T421] R13: 00000000000005dc R14: ffffc90000c4f010 R15: ffff88800f2b2f08
[   32.590356][  T421] FS:  00007f0b19495800(0000) GS:ffff8880ab5b7000(0000) knlGS:0000000000000000
[   32.591020][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.591558][  T421] CR2: 00000000004e5768 CR3: 00000000096f1005 CR4: 0000000000772ef0
[   32.592180][  T421] PKRU: 55555554
[   32.592556][  T421] Call Trace:
[   32.592968][  T421]  <TASK>
[ 32.593275][ T421] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.593639][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.593986][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.594312][ T421] netif_set_mtu (net/core/dev.c:9652) 
[ 32.594648][ T421] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.594999][ T421] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.595244][ T421] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.595710][ T421] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.596093][ T421] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 32.596419][ T421] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.596786][ T421] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.597191][ T421] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.597524][ T421] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.597863][ T421] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.598187][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.598523][ T421] ? __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) 
[ 32.598854][ T421] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.599250][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.599582][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.599914][ T421] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.600239][ T421] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.600598][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.600996][ T421] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.601324][ T421] ? __create_object (mm/kmemleak.c:771) 
[ 32.601666][ T421] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.602007][ T421] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.602373][ T421] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.602818][ T421] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.603163][ T421] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.603500][ T421] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.603952][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.604388][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.604913][ T421] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.605490][ T421] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.605895][ T421] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.606247][ T421] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.606679][ T421] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.607119][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.607688][ T421] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.608149][ T421] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.608559][ T421] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.608987][ T421] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.609310][ T421] ? 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) 
[ 32.609654][ T421] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 32.609996][ T421] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.610312][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.610735][ T421] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.611133][ T421] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.611473][ T421] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.611817][ T421] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.612254][ T421] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.612720][ T421] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.613271][ T421] ___sys_sendmsg (net/socket.c:2670) 
[ 32.613609][ T421] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.613951][ T421] ? __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) 
[ 32.614345][ T421] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.614679][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.615021][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.615422][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.615882][ T421] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.616312][ T421] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.616674][ T421] __sys_sendmsg (net/socket.c:2700) 
[ 32.617017][ T421] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.617412][ T421] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.617780][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.618107][ T421] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.618430][ T421] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.618847][  T421] RIP: 0033:0x7f0b196621e7
[ 32.619178][ T421] 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)
[   32.620392][  T421] RSP: 002b:00007ffca7d7b608 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.621052][  T421] RAX: ffffffffffffffda RBX: 00007ffca7d7bd30 RCX: 00007f0b196621e7
[   32.621542][  T421] RDX: 0000000000000000 RSI: 00007ffca7d7b670 RDI: 0000000000000005
[   32.622244][  T421] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.623066][  T421] R10: 0000000028143910 R11: 0000000000000246 R12: 0000000000000004
[   32.623916][  T421] R13: 00000000686e6b88 R14: 0000000000499600 R15: 0000000000000000
| [  200.545138][ T2449] ------------[ cut here ]------------
| [ 200.545541][ T2449] WARNING: CPU: 3 PID: 2449 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) 
| [  200.546188][ T2449] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  200.549208][ T2449] Tainted: [W]=WARN
[  200.549522][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 200.549934][ T2449] 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) 
[ 200.550268][ T2449] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  200.551433][ T2449] RSP: 0018:ffffc9000505ef70 EFLAGS: 00010246
[  200.551857][ T2449] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  200.552341][ T2449] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  200.552825][ T2449] RBP: ffffc9000505f058 R08: 0000000000000000 R09: 0000000000000000
[  200.553308][ T2449] R10: ffffc9000505f088 R11: ffffffff85000130 R12: 1ffff92000a0bdf2
[  200.553800][ T2449] R13: 00000000000005dc R14: ffffc9000505f088 R15: ffff88800a85af08
[  200.554293][ T2449] FS:  00007f90d64a5800(0000) GS:ffff8880ab637000(0000) knlGS:0000000000000000
[  200.554863][ T2449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.555267][ T2449] CR2: 00000000004e5760 CR3: 0000000011bb3005 CR4: 0000000000772ef0
[  200.555759][ T2449] PKRU: 55555554
[  200.556005][ T2449] Call Trace:
[  200.556251][ T2449]  <TASK>
[ 200.556415][ T2449] ? __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) 
[ 200.556834][ T2449] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 200.557207][ T2449] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 200.557560][ T2449] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 200.557884][ T2449] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 200.558205][ T2449] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 200.558542][ T2449] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 200.558862][ T2449] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 200.559187][ T2449] ? ___sys_sendmsg (net/socket.c:2670) 
[ 200.559520][ T2449] ? __sys_sendmsg (net/socket.c:2700) 
[ 200.559841][ T2449] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 200.560168][ T2449] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 200.560572][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.560923][ T2449] netif_set_mtu (net/core/dev.c:9652) 
[ 200.561250][ T2449] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 200.561599][ T2449] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 200.561845][ T2449] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 200.562291][ T2449] br_del_if (net/bridge/br_if.c:743) bridge 
[ 200.562652][ T2449] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 200.562975][ T2449] do_set_master (net/core/rtnetlink.c:2932) 
[ 200.563299][ T2449] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 200.563629][ T2449] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 200.564038][ T2449] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 200.564359][ T2449] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 200.564686][ T2449] ? __kernel_text_address (kernel/extable.c:79) 
[ 200.565012][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.565335][ T2449] ? __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) 
[ 200.565669][ T2449] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 200.566074][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.566403][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.566734][ T2449] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 200.567055][ T2449] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 200.567379][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.567705][ T2449] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 200.568023][ T2449] ? __create_object (mm/kmemleak.c:771) 
[ 200.568348][ T2449] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 200.568684][ T2449] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 200.569007][ T2449] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 200.569406][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 200.569747][ T2449] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 200.570078][ T2449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 200.570400][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.570744][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.571068][ T2449] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 200.571391][ T2449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.571720][ T2449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 200.572041][ T2449] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 200.572361][ T2449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 200.572694][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.573023][ T2449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 200.573345][ T2449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 200.573681][ T2449] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 200.574016][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 200.574337][ T2449] ? 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) 
[ 200.574667][ T2449] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 200.574995][ T2449] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 200.575316][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.575648][ T2449] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 200.575982][ T2449] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 200.576304][ T2449] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 200.576641][ T2449] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 200.576968][ T2449] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 200.577284][ T2449] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 200.577704][ T2449] ___sys_sendmsg (net/socket.c:2670) 
[ 200.578029][ T2449] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 200.578355][ T2449] ? __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) 
[ 200.578763][ T2449] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 200.579088][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.579412][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.579748][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.580071][ T2449] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 200.580395][ T2449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.580751][ T2449] __sys_sendmsg (net/socket.c:2700) 
[ 200.581078][ T2449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 200.581487][ T2449] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 200.581823][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.582148][ T2449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 200.582476][ T2449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  200.582878][ T2449] RIP: 0033:0x7f90d66721e7
[ 200.583212][ T2449] 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)
[  200.584365][ T2449] RSP: 002b:00007ffd1e308878 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  200.584862][ T2449] RAX: ffffffffffffffda RBX: 00007ffd1e308fa0 RCX: 00007f90d66721e7
[  200.585343][ T2449] RDX: 0000000000000000 RSI: 00007ffd1e3088e0 RDI: 0000000000000005
[  200.585840][ T2449] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  200.586331][ T2449] R10: 00007f90d656fee8 R11: 0000000000000246 R12: 0000000000000003
[  200.586818][ T2449] R13: 00000000686e6c30 R14: 0000000000499600 R15: 0000000000000000
| [  205.797109][ T2451] ------------[ cut here ]------------
| [ 205.797409][ T2451] WARNING: CPU: 3 PID: 2451 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  205.798021][ T2451] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  205.799369][ T2451] Tainted: [W]=WARN
[  205.799608][ T2451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 205.799986][ T2451] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 205.800302][ T2451] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  205.801412][ T2451] RSP: 0018:ffffc9000507eef0 EFLAGS: 00010246
[  205.801805][ T2451] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  205.802261][ T2451] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  205.802769][ T2451] RBP: ffffc9000507efe0 R08: 0000000000000000 R09: 0000000000000000
[  205.803226][ T2451] R10: ffffc9000507f010 R11: ffffffff89aa8918 R12: 1ffff92000a0fde2
[  205.803691][ T2451] R13: 00000000000005dc R14: ffffc9000507f010 R15: ffff88800a85af08
[  205.804150][ T2451] FS:  00007f559c200800(0000) GS:ffff8880ab637000(0000) knlGS:0000000000000000
[  205.804694][ T2451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  205.805084][ T2451] CR2: 00000000004e5760 CR3: 00000000096f9002 CR4: 0000000000772ef0
[  205.805549][ T2451] PKRU: 55555554
[  205.805777][ T2451] Call Trace:
[  205.806003][ T2451]  <TASK>
[ 205.806163][ T2451] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 205.806476][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.806791][ T2451] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 205.807102][ T2451] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 205.807499][ T2451] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 205.807809][ T2451] netif_set_mtu (net/core/dev.c:9652) 
[ 205.808115][ T2451] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 205.808431][ T2451] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 205.808875][ T2451] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 205.809115][ T2451] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 205.809547][ T2451] br_add_if (net/bridge/br_if.c:697) bridge 
[ 205.809897][ T2451] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 205.810228][ T2451] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 205.810564][ T2451] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 205.810983][ T2451] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 205.811305][ T2451] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 205.811637][ T2451] ? __kernel_text_address (kernel/extable.c:79) 
[ 205.811964][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.812290][ T2451] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 205.812621][ T2451] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 205.813035][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 205.813362][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 205.813692][ T2451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 205.814023][ T2451] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 205.814346][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.814677][ T2451] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 205.814999][ T2451] ? __create_object (mm/kmemleak.c:771) 
[ 205.815324][ T2451] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 205.815657][ T2451] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 205.815978][ T2451] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 205.816383][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 205.816725][ T2451] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 205.817058][ T2451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 205.817382][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.817720][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.818047][ T2451] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 205.818368][ T2451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 205.818708][ T2451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 205.819031][ T2451] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 205.819361][ T2451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 205.819700][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.820030][ T2451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 205.820352][ T2451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 205.820696][ T2451] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 205.821031][ T2451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 205.821353][ T2451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 205.821692][ T2451] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 205.822026][ T2451] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 205.822349][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.822683][ T2451] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 205.823009][ T2451] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 205.823335][ T2451] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 205.823682][ T2451] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 205.824014][ T2451] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 205.824334][ T2451] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 205.824791][ T2451] ___sys_sendmsg (net/socket.c:2670) 
[ 205.825114][ T2451] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 205.825433][ T2451] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 205.825849][ T2451] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 205.826176][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.826515][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 205.826841][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 205.827162][ T2451] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 205.827492][ T2451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 205.827820][ T2451] __sys_sendmsg (net/socket.c:2700) 
[ 205.828137][ T2451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 205.828547][ T2451] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 205.828888][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 205.829211][ T2451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 205.829545][ T2451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  205.829949][ T2451] RIP: 0033:0x7f559c3cd1e7
[ 205.830280][ T2451] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  205.831453][ T2451] RSP: 002b:00007ffe69ed7238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  205.831940][ T2451] RAX: ffffffffffffffda RBX: 00007ffe69ed7960 RCX: 00007f559c3cd1e7
[  205.832424][ T2451] RDX: 0000000000000000 RSI: 00007ffe69ed72a0 RDI: 0000000000000005
[  205.832914][ T2451] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  205.833401][ T2451] R10: 0000000003d69910 R11: 0000000000000246 R12: 0000000000000004
[  205.833892][ T2451] R13: 00000000686e6c35 R14: 0000000000499600 R15: 0000000000000000
| [  283.164194][ T3333] ------------[ cut here ]------------
| [ 283.164580][ T3333] WARNING: CPU: 2 PID: 3333 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) 
| [  283.165242][ T3333] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  283.166639][ T3333] Tainted: [W]=WARN
[  283.166896][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 283.167306][ T3333] 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) 
[ 283.167650][ T3333] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  283.169515][ T3333] RSP: 0018:ffffc90006dfef70 EFLAGS: 00010246
[  283.169927][ T3333] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  283.170399][ T3333] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  283.170894][ T3333] RBP: ffffc90006dff058 R08: 0000000000000000 R09: 0000000000000000
[  283.171365][ T3333] R10: ffffc90006dff088 R11: ffffffff89179160 R12: 1ffff92000dbfdf2
[  283.171856][ T3333] R13: 00000000000005dc R14: ffffc90006dff088 R15: ffff88800a85af08
[  283.172335][ T3333] FS:  00007f52ba58a800(0000) GS:ffff8880ab5b7000(0000) knlGS:0000000000000000
[  283.172900][ T3333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  283.173303][ T3333] CR2: 00000000004e5760 CR3: 000000000c0e4002 CR4: 0000000000772ef0
[  283.173787][ T3333] PKRU: 55555554
[  283.174030][ T3333] Call Trace:
[  283.174277][ T3333]  <TASK>
[ 283.174456][ T3333] ? __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) 
[ 283.174860][ T3333] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 283.175237][ T3333] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 283.175573][ T3333] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 283.175896][ T3333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 283.176219][ T3333] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 283.176555][ T3333] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 283.176873][ T3333] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 283.177196][ T3333] ? ___sys_sendmsg (net/socket.c:2670) 
[ 283.177526][ T3333] ? __sys_sendmsg (net/socket.c:2700) 
[ 283.177851][ T3333] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 283.178173][ T3333] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 283.178578][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 283.178906][ T3333] netif_set_mtu (net/core/dev.c:9652) 
[ 283.179231][ T3333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 283.179585][ T3333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 283.179833][ T3333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 283.180281][ T3333] br_del_if (net/bridge/br_if.c:743) bridge 
[ 283.180648][ T3333] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 283.180988][ T3333] do_set_master (net/core/rtnetlink.c:2932) 
[ 283.181316][ T3333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 283.181646][ T3333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 283.182047][ T3333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 283.182361][ T3333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 283.182696][ T3333] ? __kernel_text_address (kernel/extable.c:79) 
[ 283.183019][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 283.183343][ T3333] ? __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) 
[ 283.183672][ T3333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 283.184067][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 283.184389][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 283.184739][ T3333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 283.185066][ T3333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 283.185399][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 283.185732][ T3333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 283.186051][ T3333] ? __create_object (mm/kmemleak.c:771) 
[ 283.186378][ T3333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 283.186709][ T3333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 283.187025][ T3333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 283.187421][ T3333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 283.187784][ T3333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 283.188117][ T3333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 283.188448][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 283.188783][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 283.189109][ T3333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 283.189430][ T3333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 283.189764][ T3333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 283.190082][ T3333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 283.190411][ T3333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 283.190757][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 283.191085][ T3333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 283.191406][ T3333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 283.191736][ T3333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 283.192120][ T3333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 283.192455][ T3333] ? 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) 
[ 283.192789][ T3333] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 283.193118][ T3333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 283.193452][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 283.193785][ T3333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 283.194108][ T3333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 283.194428][ T3333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 283.194762][ T3333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 283.195099][ T3333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 283.195417][ T3333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 283.195834][ T3333] ___sys_sendmsg (net/socket.c:2670) 
[ 283.196187][ T3333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 283.196560][ T3333] ? __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) 
[ 283.196957][ T3333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 283.197286][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 283.197626][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 283.197955][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 283.198274][ T3333] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 283.198603][ T3333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 283.199004][ T3333] __sys_sendmsg (net/socket.c:2700) 
[ 283.199326][ T3333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 283.199730][ T3333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 283.200113][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 283.200473][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 283.200822][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  283.201219][ T3333] RIP: 0033:0x7f52ba7571e7
[ 283.201559][ T3333] 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)
[  283.202694][ T3333] RSP: 002b:00007fff710087d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  283.203173][ T3333] RAX: ffffffffffffffda RBX: 00007fff71008f00 RCX: 00007f52ba7571e7
[  283.203649][ T3333] RDX: 0000000000000000 RSI: 00007fff71008840 RDI: 0000000000000005
[  283.204154][ T3333] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  283.204651][ T3333] R10: 00007f52ba654ee8 R11: 0000000000000246 R12: 0000000000000003
[  283.205120][ T3333] R13: 00000000686e6c82 R14: 0000000000499600 R15: 0000000000000000
| [  288.461244][ T3335] ------------[ cut here ]------------
| [ 288.461567][ T3335] WARNING: CPU: 0 PID: 3335 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) 
| [  288.462194][ T3335] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  288.463567][ T3335] Tainted: [W]=WARN
[  288.463802][ T3335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 288.464399][ T3335] 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) 
[ 288.464964][ T3335] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  288.466749][ T3335] RSP: 0018:ffffc90006e1eef0 EFLAGS: 00010246
[  288.467476][ T3335] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  288.468296][ T3335] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  288.469118][ T3335] RBP: ffffc90006e1efe0 R08: 0000000000000000 R09: 0000000000000000
[  288.469976][ T3335] R10: ffffc90006e1f010 R11: ffffffff89aa8918 R12: 1ffff92000dc3de2
[  288.470842][ T3335] R13: 00000000000005dc R14: ffffc90006e1f010 R15: ffff88800a85af08
[  288.471699][ T3335] FS:  00007f5f0d0d7800(0000) GS:ffff8880ab4b7000(0000) knlGS:0000000000000000
[  288.472657][ T3335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  288.473258][ T3335] CR2: 00000000004e5760 CR3: 000000000ec08004 CR4: 0000000000772ef0
[  288.474043][ T3335] PKRU: 55555554
[  288.474431][ T3335] Call Trace:
[  288.474846][ T3335]  <TASK>
[ 288.475128][ T3335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 288.475704][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.476239][ T3335] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 288.476596][ T3335] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 288.476999][ T3335] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 288.477316][ T3335] netif_set_mtu (net/core/dev.c:9652) 
[ 288.477638][ T3335] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 288.478001][ T3335] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 288.478429][ T3335] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 288.478680][ T3335] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 288.479124][ T3335] br_add_if (net/bridge/br_if.c:697) bridge 
[ 288.479519][ T3335] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 288.479836][ T3335] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 288.480172][ T3335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 288.480583][ T3335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 288.480936][ T3335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 288.481243][ T3335] ? __kernel_text_address (kernel/extable.c:79) 
[ 288.481596][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.481945][ T3335] ? __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) 
[ 288.482520][ T3335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 288.483223][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.483792][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.484340][ T3335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 288.484912][ T3335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 288.485493][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.486053][ T3335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 288.486571][ T3335] ? __create_object (mm/kmemleak.c:771) 
[ 288.487115][ T3335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 288.487429][ T3335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 288.487747][ T3335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 288.488148][ T3335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 288.488489][ T3335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 288.488806][ T3335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 288.489130][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.489461][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.489770][ T3335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 288.490086][ T3335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 288.490422][ T3335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 288.490750][ T3335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 288.491094][ T3335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 288.491422][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.491747][ T3335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 288.492191][ T3335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 288.492764][ T3335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 288.493192][ T3335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 288.493506][ T3335] ? 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) 
[ 288.493825][ T3335] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 288.494161][ T3335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 288.494477][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.494793][ T3335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 288.495118][ T3335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 288.495426][ T3335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 288.495751][ T3335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 288.496079][ T3335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 288.496396][ T3335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 288.496805][ T3335] ___sys_sendmsg (net/socket.c:2670) 
[ 288.497168][ T3335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 288.497487][ T3335] ? __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) 
[ 288.497870][ T3335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 288.498193][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.498521][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 288.498837][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 288.499156][ T3335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 288.499469][ T3335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 288.499784][ T3335] __sys_sendmsg (net/socket.c:2700) 
[ 288.500100][ T3335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 288.500489][ T3335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 288.500832][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 288.501159][ T3335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 288.501481][ T3335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  288.501861][ T3335] RIP: 0033:0x7f5f0d2a41e7
[ 288.502223][ T3335] 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)
[  288.503344][ T3335] RSP: 002b:00007ffea14a0dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  288.503823][ T3335] RAX: ffffffffffffffda RBX: 00007ffea14a14f0 RCX: 00007f5f0d2a41e7
[  288.504300][ T3335] RDX: 0000000000000000 RSI: 00007ffea14a0e30 RDI: 0000000000000005
[  288.504778][ T3335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  288.505262][ T3335] R10: 00000000179ad910 R11: 0000000000000246 R12: 0000000000000004
[  288.505735][ T3335] R13: 00000000686e6c88 R14: 0000000000499600 R15: 0000000000000000
| [  430.839218][ T4245] ------------[ cut here ]------------
| [ 430.839650][ T4245] WARNING: CPU: 3 PID: 4245 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) 
| [  430.840692][ T4245] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  430.843097][ T4245] Tainted: [W]=WARN
[  430.843527][ T4245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 430.844204][ T4245] 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) 
[ 430.844789][ T4245] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  430.846729][ T4245] RSP: 0018:ffffc90008c1ef70 EFLAGS: 00010246
[  430.847405][ T4245] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  430.848146][ T4245] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  430.848975][ T4245] RBP: ffffc90008c1f058 R08: 0000000000000000 R09: 0000000000000000
[  430.849800][ T4245] R10: ffffc90008c1f088 R11: ffffffff89179160 R12: 1ffff92001183df2
[  430.850625][ T4245] R13: 00000000000005dc R14: ffffc90008c1f088 R15: ffff88800a85af08
[  430.851462][ T4245] FS:  00007f998203a800(0000) GS:ffff8880ab637000(0000) knlGS:0000000000000000
[  430.852420][ T4245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  430.853117][ T4245] CR2: 00000000004e5760 CR3: 000000000ed59002 CR4: 0000000000772ef0
[  430.853949][ T4245] PKRU: 55555554
[  430.854358][ T4245] Call Trace:
[  430.854773][ T4245]  <TASK>
[ 430.855045][ T4245] ? __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) 
[ 430.855747][ T4245] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 430.856349][ T4245] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 430.856906][ T4245] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 430.857495][ T4245] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 430.858031][ T4245] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 430.858584][ T4245] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 430.859122][ T4245] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 430.859677][ T4245] ? ___sys_sendmsg (net/socket.c:2670) 
[ 430.860226][ T4245] ? __sys_sendmsg (net/socket.c:2700) 
[ 430.860777][ T4245] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 430.861334][ T4245] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 430.862019][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.862597][ T4245] netif_set_mtu (net/core/dev.c:9652) 
[ 430.863140][ T4245] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 430.863727][ T4245] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 430.864148][ T4245] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 430.864844][ T4245] br_del_if (net/bridge/br_if.c:743) bridge 
[ 430.865377][ T4245] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 430.865937][ T4245] do_set_master (net/core/rtnetlink.c:2932) 
[ 430.866503][ T4245] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 430.867052][ T4245] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 430.867750][ T4245] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 430.868299][ T4245] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 430.868852][ T4245] ? __kernel_text_address (kernel/extable.c:79) 
[ 430.869402][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.869963][ T4245] ? __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) 
[ 430.870521][ T4245] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 430.871079][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 430.871393][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 430.871707][ T4245] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 430.872018][ T4245] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 430.872326][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.872640][ T4245] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 430.872951][ T4245] ? __create_object (mm/kmemleak.c:771) 
[ 430.873273][ T4245] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 430.873591][ T4245] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 430.873895][ T4245] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 430.874292][ T4245] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 430.874610][ T4245] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 430.874920][ T4245] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 430.875229][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.875551][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.875859][ T4245] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 430.876163][ T4245] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 430.876482][ T4245] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 430.876800][ T4245] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 430.877108][ T4245] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 430.877417][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.877740][ T4245] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 430.878051][ T4245] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 430.878359][ T4245] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 430.878686][ T4245] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 430.878998][ T4245] ? 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) 
[ 430.879304][ T4245] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 430.879620][ T4245] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 430.879923][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.880235][ T4245] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 430.880552][ T4245] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 430.880903][ T4245] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 430.881232][ T4245] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 430.881554][ T4245] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 430.881860][ T4245] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 430.882256][ T4245] ___sys_sendmsg (net/socket.c:2670) 
[ 430.882568][ T4245] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 430.882874][ T4245] ? __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) 
[ 430.883255][ T4245] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 430.883579][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.883889][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 430.884196][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 430.884509][ T4245] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 430.884816][ T4245] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 430.885129][ T4245] __sys_sendmsg (net/socket.c:2700) 
[ 430.885434][ T4245] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 430.885828][ T4245] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 430.886156][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 430.886472][ T4245] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 430.886784][ T4245] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  430.887164][ T4245] RIP: 0033:0x7f99822071e7
[ 430.887491][ T4245] 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)
[  430.888596][ T4245] RSP: 002b:00007ffe20916be8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  430.889061][ T4245] RAX: ffffffffffffffda RBX: 00007ffe20917310 RCX: 00007f99822071e7
[  430.889550][ T4245] RDX: 0000000000000000 RSI: 00007ffe20916c50 RDI: 0000000000000005
[  430.890012][ T4245] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  430.890486][ T4245] R10: 00007f9982104ee8 R11: 0000000000000246 R12: 0000000000000003
[  430.890957][ T4245] R13: 00000000686e6d16 R14: 0000000000499600 R15: 0000000000000000
| [  436.113356][ T4247] ------------[ cut here ]------------
| [ 436.113699][ T4247] WARNING: CPU: 3 PID: 4247 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  436.114342][ T4247] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  436.115780][ T4247] Tainted: [W]=WARN
[  436.116030][ T4247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 436.116446][ T4247] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 436.116784][ T4247] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  436.117952][ T4247] RSP: 0018:ffffc90008c1eef0 EFLAGS: 00010246
[  436.118362][ T4247] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  436.118853][ T4247] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  436.119346][ T4247] RBP: ffffc90008c1efe0 R08: 0000000000000000 R09: 0000000000000000
[  436.119835][ T4247] R10: ffffc90008c1f010 R11: ffffffff89aa8918 R12: 1ffff92001183de2
[  436.120318][ T4247] R13: 00000000000005dc R14: ffffc90008c1f010 R15: ffff88800a85af08
[  436.120807][ T4247] FS:  00007fccd39b7800(0000) GS:ffff8880ab637000(0000) knlGS:0000000000000000
[  436.121391][ T4247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  436.121806][ T4247] CR2: 00000000004e5760 CR3: 00000000118af004 CR4: 0000000000772ef0
[  436.122286][ T4247] PKRU: 55555554
[  436.122533][ T4247] Call Trace:
[  436.122775][ T4247]  <TASK>
[ 436.122940][ T4247] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 436.123259][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.123603][ T4247] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 436.123923][ T4247] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 436.124324][ T4247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 436.124659][ T4247] netif_set_mtu (net/core/dev.c:9652) 
[ 436.124987][ T4247] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 436.125320][ T4247] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 436.125779][ T4247] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 436.126034][ T4247] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 436.126475][ T4247] br_add_if (net/bridge/br_if.c:697) bridge 
[ 436.126846][ T4247] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 436.127176][ T4247] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 436.127520][ T4247] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 436.127934][ T4247] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 436.128256][ T4247] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 436.128612][ T4247] ? __kernel_text_address (kernel/extable.c:79) 
[ 436.128947][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.129276][ T4247] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 436.129610][ T4247] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 436.130012][ T4247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 436.130336][ T4247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 436.130664][ T4247] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 436.131010][ T4247] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 436.131330][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.131683][ T4247] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 436.132004][ T4247] ? __create_object (mm/kmemleak.c:771) 
[ 436.132333][ T4247] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 436.132681][ T4247] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 436.133010][ T4247] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 436.133422][ T4247] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 436.133759][ T4247] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 436.134085][ T4247] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 436.134418][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.134762][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.135085][ T4247] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 436.135401][ T4247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 436.135732][ T4247] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 436.136057][ T4247] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 436.136383][ T4247] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 436.136714][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.137042][ T4247] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 436.137363][ T4247] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 436.137691][ T4247] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 436.138023][ T4247] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 436.138351][ T4247] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 436.138686][ T4247] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 436.139013][ T4247] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 436.139332][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.139665][ T4247] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 436.139987][ T4247] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 436.140305][ T4247] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 436.140641][ T4247] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 436.140988][ T4247] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 436.141302][ T4247] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 436.141719][ T4247] ___sys_sendmsg (net/socket.c:2670) 
[ 436.142035][ T4247] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 436.142350][ T4247] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 436.142758][ T4247] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 436.143084][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.143406][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 436.143733][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 436.144051][ T4247] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 436.144370][ T4247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 436.144702][ T4247] __sys_sendmsg (net/socket.c:2700) 
[ 436.145019][ T4247] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 436.145407][ T4247] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 436.145750][ T4247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 436.146067][ T4247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 436.146381][ T4247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  436.146779][ T4247] RIP: 0033:0x7fccd3b841e7
[ 436.147113][ T4247] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  436.148248][ T4247] RSP: 002b:00007ffe0ae3d0a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  436.148733][ T4247] RAX: ffffffffffffffda RBX: 00007ffe0ae3d7d0 RCX: 00007fccd3b841e7
[  436.149211][ T4247] RDX: 0000000000000000 RSI: 00007ffe0ae3d110 RDI: 0000000000000005
[  436.149690][ T4247] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  436.150169][ T4247] R10: 000000003fabc910 R11: 0000000000000246 R12: 0000000000000004
[  436.150646][ T4247] R13: 00000000686e6d1b R14: 0000000000499600 R15: 0000000000000000
| [  447.050231][ T4293] ------------[ cut here ]------------
| [ 447.050600][ T4293] WARNING: CPU: 0 PID: 4293 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) 
| [  447.051245][ T4293] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  447.052726][ T4293] Tainted: [W]=WARN
[  447.052978][ T4293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 447.053370][ T4293] 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) 
[ 447.053708][ T4293] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  447.054854][ T4293] RSP: 0018:ffffc90008dbef70 EFLAGS: 00010246
[  447.055250][ T4293] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  447.055740][ T4293] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  447.056201][ T4293] RBP: ffffc90008dbf058 R08: 0000000000000000 R09: 0000000000000000
[  447.056781][ T4293] R10: ffffc90008dbf088 R11: ffffffff89179160 R12: 1ffff920011b7df2
[  447.057289][ T4293] R13: 00000000000005dc R14: ffffc90008dbf088 R15: ffff88800a85af08
[  447.057764][ T4293] FS:  00007f8da9445800(0000) GS:ffff8880ab4b7000(0000) knlGS:0000000000000000
[  447.058313][ T4293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  447.058717][ T4293] CR2: 00000000004e5760 CR3: 000000000b91f004 CR4: 0000000000772ef0
[  447.059206][ T4293] PKRU: 55555554
[  447.059451][ T4293] Call Trace:
[  447.059686][ T4293]  <TASK>
[ 447.059844][ T4293] ? __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) 
[ 447.060242][ T4293] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 447.060631][ T4293] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 447.060985][ T4293] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.061312][ T4293] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 447.061637][ T4293] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 447.061952][ T4293] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.062273][ T4293] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.062616][ T4293] ? ___sys_sendmsg (net/socket.c:2670) 
[ 447.062938][ T4293] ? __sys_sendmsg (net/socket.c:2700) 
[ 447.063250][ T4293] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 447.063586][ T4293] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 447.063974][ T4293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.064312][ T4293] netif_set_mtu (net/core/dev.c:9652) 
[ 447.064653][ T4293] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 447.064988][ T4293] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 447.065245][ T4293] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 447.065688][ T4293] br_del_if (net/bridge/br_if.c:743) bridge 
[ 447.066034][ T4293] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 447.066360][ T4293] do_set_master (net/core/rtnetlink.c:2932) 
[ 447.066688][ T4293] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.067021][ T4293] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 447.067411][ T4293] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 447.067740][ T4293] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 447.068089][ T4293] ? __kernel_text_address (kernel/extable.c:79) 
[ 447.068410][ T4293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.068735][ T4293] ? __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) 
[ 447.069061][ T4293] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 447.069470][ T4293] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.069801][ T4293] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.070115][ T4293] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 447.070450][ T4293] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 447.070770][ T4293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.071128][ T4293] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 447.071470][ T4293] ? __create_object (mm/kmemleak.c:771) 
[ 447.071810][ T4293] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 447.072149][ T4293] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 447.072473][ T4293] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 447.072868][ T4293] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 447.073186][ T4293] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 447.073515][ T4293] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 447.073838][ T4293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.074157][ T4293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.074492][ T4293] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 447.074802][ T4293] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 447.075124][ T4293] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 447.075456][ T4293] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 447.075768][ T4293] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 447.076098][ T4293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.076413][ T4293] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 447.076752][ T4293] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 447.077069][ T4293] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 447.077389][ T4293] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 447.077718][ T4293] ? 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) 
[ 447.078033][ T4293] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 447.078348][ T4293] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 447.078667][ T4293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.079001][ T4293] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.079329][ T4293] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 447.079681][ T4293] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 447.080010][ T4293] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.080341][ T4293] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 447.080680][ T4293] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 447.081147][ T4293] ___sys_sendmsg (net/socket.c:2670) 
[ 447.081492][ T4293] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 447.081823][ T4293] ? __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) 
[ 447.082232][ T4293] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 447.082574][ T4293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.082905][ T4293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.083230][ T4293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.083551][ T4293] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 447.083880][ T4293] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 447.084224][ T4293] __sys_sendmsg (net/socket.c:2700) 
[ 447.084560][ T4293] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 447.084996][ T4293] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 447.085344][ T4293] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.085694][ T4293] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 447.086026][ T4293] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  447.086462][ T4293] RIP: 0033:0x7f8da96121e7
[ 447.086790][ T4293] 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)
[  447.087976][ T4293] RSP: 002b:00007fff644825b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  447.088485][ T4293] RAX: ffffffffffffffda RBX: 00007fff64482ce0 RCX: 00007f8da96121e7
[  447.088973][ T4293] RDX: 0000000000000000 RSI: 00007fff64482620 RDI: 0000000000000005
[  447.089480][ T4293] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  447.089990][ T4293] R10: 00007f8da950fee8 R11: 0000000000000246 R12: 0000000000000003
[  447.090489][ T4293] R13: 00000000686e6d26 R14: 0000000000499600 R15: 0000000000000000
| [  447.681432][ T4297] ------------[ cut here ]------------
| [ 447.681818][ T4297] WARNING: CPU: 3 PID: 4297 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) 
| [  447.682479][ T4297] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  447.683852][ T4297] Tainted: [W]=WARN
[  447.684095][ T4297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 447.684499][ T4297] 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) 
[ 447.684820][ T4297] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  447.685916][ T4297] RSP: 0018:ffffc9000865ef70 EFLAGS: 00010246
[  447.686308][ T4297] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  447.686776][ T4297] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  447.687232][ T4297] RBP: ffffc9000865f058 R08: 0000000000000000 R09: 0000000000000000
[  447.687698][ T4297] R10: ffffc9000865f088 R11: ffffffff89179160 R12: 1ffff920010cbdf2
[  447.688156][ T4297] R13: 00000000000005dc R14: ffffc9000865f088 R15: ffff88800a85af08
[  447.688629][ T4297] FS:  00007f6d0b2e4800(0000) GS:ffff8880ab637000(0000) knlGS:0000000000000000
[  447.689163][ T4297] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  447.689554][ T4297] CR2: 00000000004e5ab0 CR3: 000000000ed51003 CR4: 0000000000772ef0
[  447.690033][ T4297] PKRU: 55555554
[  447.690263][ T4297] Call Trace:
[  447.690507][ T4297]  <TASK>
[ 447.690665][ T4297] ? __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) 
[ 447.691066][ T4297] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 447.691415][ T4297] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 447.691733][ T4297] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.692040][ T4297] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 447.692345][ T4297] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 447.692666][ T4297] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.692973][ T4297] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.693282][ T4297] ? ___sys_sendmsg (net/socket.c:2670) 
[ 447.693625][ T4297] ? __sys_sendmsg (net/socket.c:2700) 
[ 447.693927][ T4297] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 447.694240][ T4297] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 447.694634][ T4297] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.694958][ T4297] netif_set_mtu (net/core/dev.c:9652) 
[ 447.695273][ T4297] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 447.695610][ T4297] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 447.695843][ T4297] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 447.696266][ T4297] br_del_if (net/bridge/br_if.c:743) bridge 
[ 447.696621][ T4297] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 447.696929][ T4297] do_set_master (net/core/rtnetlink.c:2932) 
[ 447.697243][ T4297] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.697567][ T4297] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 447.697963][ T4297] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 447.698282][ T4297] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 447.698716][ T4297] ? __kernel_text_address (kernel/extable.c:79) 
[ 447.699035][ T4297] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.699346][ T4297] ? __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) 
[ 447.699665][ T4297] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 447.700079][ T4297] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.700390][ T4297] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.700707][ T4297] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 447.701025][ T4297] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 447.701333][ T4297] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.701650][ T4297] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 447.701955][ T4297] ? __create_object (mm/kmemleak.c:771) 
[ 447.702266][ T4297] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 447.702593][ T4297] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 447.702899][ T4297] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 447.703275][ T4297] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 447.703596][ T4297] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 447.703909][ T4297] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 447.704213][ T4297] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.704540][ T4297] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.704846][ T4297] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 447.705157][ T4297] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 447.705479][ T4297] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 447.705785][ T4297] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 447.706094][ T4297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 447.706403][ T4297] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.706726][ T4297] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 447.707033][ T4297] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 447.707345][ T4297] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 447.707676][ T4297] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 447.707981][ T4297] ? 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) 
[ 447.708288][ T4297] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 447.708617][ T4297] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 447.708924][ T4297] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.709236][ T4297] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.709568][ T4297] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 447.709878][ T4297] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 447.710196][ T4297] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.710521][ T4297] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 447.710828][ T4297] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 447.711234][ T4297] ___sys_sendmsg (net/socket.c:2670) 
[ 447.711551][ T4297] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 447.711866][ T4297] ? __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) 
[ 447.712251][ T4297] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 447.712579][ T4297] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.712893][ T4297] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 447.713211][ T4297] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 447.713533][ T4297] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 447.713840][ T4297] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 447.714155][ T4297] __sys_sendmsg (net/socket.c:2700) 
[ 447.714476][ T4297] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 447.714859][ T4297] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 447.715179][ T4297] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 447.715504][ T4297] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 447.715815][ T4297] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  447.716191][ T4297] RIP: 0033:0x7f6d0b4b11e7
[ 447.716528][ T4297] 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)
[  447.717642][ T4297] RSP: 002b:00007ffdd88125b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  447.718111][ T4297] RAX: ffffffffffffffda RBX: 00007ffdd8812ce0 RCX: 00007f6d0b4b11e7
[  447.718589][ T4297] RDX: 0000000000000000 RSI: 00007ffdd8812620 RDI: 0000000000000005
[  447.719059][ T4297] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  447.719531][ T4297] R10: 00007f6d0b3aeee8 R11: 0000000000000246 R12: 0000000000000003
[  447.719992][ T4297] R13: 00000000686e6d27 R14: 0000000000499600 R15: 0000000000000000
| [  447.986172][ T4299] ------------[ cut here ]------------
| [ 447.987985][ T4299] WARNING: CPU: 1 PID: 4299 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) 
| [  447.988703][ T4299] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  447.990083][ T4299] Tainted: [W]=WARN
[  447.990317][ T4299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 447.990710][ T4299] 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) 
[ 447.991063][ T4299] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  447.992190][ T4299] RSP: 0018:ffffc90008ddef70 EFLAGS: 00010246
[  447.992602][ T4299] RAX: 0000000000000000 RBX: ffff88800a85a000 RCX: 0000000000000001
[  447.993067][ T4299] RDX: 0000000000000000 RSI: ffffffff88c9b939 RDI: ffffffff884555e0
[  447.993545][ T4299] RBP: ffffc90008ddf058 R08: 0000000000000000 R09: 0000000000000000
[  447.994008][ T4299] R10: ffffc90008ddf088 R11: ffffffff89179160 R12: 1ffff920011bbdf2
[  447.994482][ T4299] R13: 00000000000005dc R14: ffffc90008ddf088 R15: ffff88800a85af08
[  447.994945][ T4299] FS:  00007fda0776e800(0000) GS:ffff8880ab537000(0000) knlGS:0000000000000000
[  447.995508][ T4299] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  447.995897][ T4299] CR2: 00000000004e5aa8 CR3: 000000000fb0f005 CR4: 0000000000772ef0
[  447.996362][ T4299] PKRU: 55555554
[  447.996617][ T4299] Call Trace:
[  447.996847][ T4299]  <TASK>
[ 447.997003][ T4299] ? __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) 
[ 447.997520][ T4299] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 447.997891][ T4299] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 447.998204][ T4299] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 447.998528][ T4299] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 447.998839][ T4299] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 447.999155][ T4299] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 447.999475][ T4299] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 447.999784][ T4299] ? ___sys_sendmsg (net/socket.c:2670) 
[ 448.000091][ T4299] ? __sys_sendmsg (net/socket.c:2700) 
[ 448.000409][ T4299] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 448.000732][ T4299] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 448.001139][ T4299] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.001498][ T4299] netif_set_mtu (net/core/dev.c:9652) 
[ 448.001814][ T4299] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 448.002134][ T4299] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 448.002367][ T4299] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 448.002813][ T4299] br_del_if (net/bridge/br_if.c:743) bridge 
[ 448.003155][ T4299] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 448.003478][ T4299] do_set_master (net/core/rtnetlink.c:2932) 
[ 448.003790][ T4299] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 448.004101][ T4299] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 448.004504][ T4299] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 448.004812][ T4299] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 448.005122][ T4299] ? __kernel_text_address (kernel/extable.c:79) 
[ 448.005461][ T4299] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.005773][ T4299] ? __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) 
[ 448.006080][ T4299] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 448.006476][ T4299] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 448.006799][ T4299] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 448.007104][ T4299] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 448.007411][ T4299] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 448.007782][ T4299] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.008097][ T4299] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 448.008403][ T4299] ? __create_object (mm/kmemleak.c:771) 
[ 448.008731][ T4299] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 448.009040][ T4299] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 448.009352][ T4299] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 448.009751][ T4299] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 448.010080][ T4299] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 448.010395][ T4299] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 448.010738][ T4299] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.011064][ T4299] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.011371][ T4299] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 448.011692][ T4299] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 448.012003][ T4299] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 448.012309][ T4299] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 448.012640][ T4299] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 448.012951][ T4299] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.013261][ T4299] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 448.013580][ T4299] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 448.013888][ T4299] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 448.014206][ T4299] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 448.014564][ T4299] ? 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) 
[ 448.014879][ T4299] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 448.015207][ T4299] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 448.015547][ T4299] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.015876][ T4299] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 448.016204][ T4299] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 448.016540][ T4299] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 448.016878][ T4299] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 448.017211][ T4299] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 448.017549][ T4299] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 448.017968][ T4299] ___sys_sendmsg (net/socket.c:2670) 
[ 448.018289][ T4299] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 448.018625][ T4299] ? __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) 
[ 448.019033][ T4299] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 448.019358][ T4299] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.019706][ T4299] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 448.020038][ T4299] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 448.020362][ T4299] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 448.020697][ T4299] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 448.021040][ T4299] __sys_sendmsg (net/socket.c:2700) 
[ 448.021362][ T4299] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 448.021753][ T4299] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 448.022079][ T4299] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 448.022396][ T4299] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 448.022722][ T4299] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  448.023130][ T4299] RIP: 0033:0x7fda0793b1e7
[ 448.023468][ T4299] 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)
[  448.024594][ T4299] RSP: 002b:00007ffd9e40fd08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  448.025089][ T4299] RAX: ffffffffffffffda RBX: 00007ffd9e410430 RCX: 00007fda0793b1e7
[  448.025559][ T4299] RDX: 0000000000000000 RSI: 00007ffd9e40fd70 RDI: 0000000000000005
[  448.026019][ T4299] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  448.026525][ T4299] R10: 00007fda07838ee8 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