======================================
| [   16.274758][  T278] fbond: entered promiscuous mode
| [   16.275976][  T278] ------------[ cut here ]------------
| [ 16.276348][ T278] WARNING: CPU: 2 PID: 278 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) 
| [   16.277056][  T278] Modules linked in:
[   16.278035][  T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.278476][ T278] 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) 
[ 16.278828][ T278] Code: 00 00 8b 05 97 63 35 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 da 7c 82 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 97 63 35 02    	mov    0x2356397(%rip),%eax        # 0x235639f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb 80 0c 00 00 	lea    0xc80(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da 7c 82 00       	call   0x827cfb
  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
[   16.279984][  T278] RSP: 0018:ffffc90000b26ef0 EFLAGS: 00010246
[   16.280414][  T278] RAX: 0000000000000000 RBX: ffff88800268a000 RCX: 0000000000000001
[   16.281088][  T278] RDX: 0000000000000000 RSI: ffffffffa5ae6e91 RDI: ffffffffa52555a0
[   16.281615][  T278] RBP: ffffc90000b26fe0 R08: 0000000000000000 R09: 0000000000000000
[   16.282119][  T278] R10: ffffc90000b27010 R11: ffffffffa68cd718 R12: 1ffff92000164de2
[   16.282625][  T278] R13: 00000000000005dc R14: ffffc90000b27010 R15: ffff88800268aef8
[   16.283108][  T278] FS:  00007f140851b800(0000) GS:ffff88808e748000(0000) knlGS:0000000000000000
[   16.283688][  T278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.284112][  T278] CR2: 00000000004e6eb0 CR3: 000000000525f003 CR4: 0000000000772ef0
[   16.284631][  T278] PKRU: 55555554
[   16.284884][  T278] Call Trace:
[   16.285137][  T278]  <TASK>
[ 16.285325][ T278] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.285686][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.286045][ T278] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 16.286396][ T278] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 16.286807][ T278] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 16.287131][ T278] netif_set_mtu (net/core/dev.c:9652) 
[ 16.287478][ T278] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.287815][ T278] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.288056][ T278] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 16.288376][ T278] br_add_if (net/bridge/br_if.c:697) 
[ 16.288637][ T278] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.289051][ T278] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.289391][ T278] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.289705][ T278] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.290096][ T278] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.291069][ T278] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.291862][ T278] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.292356][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.292931][ T278] ? __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) 
[ 16.293406][ T278] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.293834][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.294148][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.294491][ T278] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.294806][ T278] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.295121][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.295460][ T278] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.295816][ T278] ? __create_object (mm/kmemleak.c:771) 
[ 16.296136][ T278] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.296468][ T278] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.296795][ T278] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.297193][ T278] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.297549][ T278] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.297871][ T278] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.298193][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.298512][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.298818][ T278] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.299131][ T278] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.299547][ T278] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.300079][ T278] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.300399][ T278] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.301391][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.301727][ T278] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.302276][ T278] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.302598][ T278] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.302928][ T278] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.303488][ T278] ? 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) 
[ 16.303817][ T278] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 16.304143][ T278] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.304908][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.305279][ T278] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.305625][ T278] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.305937][ T278] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.306272][ T278] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.306593][ T278] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.307024][ T278] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.307446][ T278] ___sys_sendmsg (net/socket.c:2670) 
[ 16.307766][ T278] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.308091][ T278] ? __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) 
[ 16.308721][ T278] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.309047][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.309386][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.309717][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.310039][ T278] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 16.310368][ T278] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.310694][ T278] __sys_sendmsg (net/socket.c:2700) 
[ 16.311013][ T278] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.311430][ T278] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.311760][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.312079][ T278] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.312420][ T278] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.312822][  T278] RIP: 0033:0x7f14086e81e7
[ 16.313153][ T278] 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)
[   16.314309][  T278] RSP: 002b:00007ffcc753f118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.314823][  T278] RAX: ffffffffffffffda RBX: 00007ffcc753f840 RCX: 00007f14086e81e7
[   16.315297][  T278] RDX: 0000000000000000 RSI: 00007ffcc753f180 RDI: 0000000000000005
[   16.316005][  T278] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.316943][  T278] R10: 000000001b48f910 R11: 0000000000000246 R12: 0000000000000003
[   16.317459][  T278] R13: 00000000686e739d R14: 0000000000499600 R15: 0000000000000000
| [   16.502437][  T281] ------------[ cut here ]------------
| [ 16.502800][ T281] WARNING: CPU: 2 PID: 281 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) 
| [   16.503409][  T281] Modules linked in:
| [   16.504282][  T281] Tainted: [W]=WARN
[   16.504559][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.504974][ T281] 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) 
[ 16.505302][ T281] Code: 00 00 8b 05 97 63 35 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 da 7c 82 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 97 63 35 02    	mov    0x2356397(%rip),%eax        # 0x235639f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb 80 0c 00 00 	lea    0xc80(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da 7c 82 00       	call   0x827cfb
  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
[   16.506405][  T281] RSP: 0018:ffffc90000c46d70 EFLAGS: 00010246
[   16.506831][  T281] RAX: 0000000000000000 RBX: ffff88800e0cc000 RCX: 0000000000000001
[   16.507289][  T281] RDX: 0000000000000000 RSI: ffffffffa5ae6e91 RDI: ffffffffa52555a0
[   16.507747][  T281] RBP: ffffc90000c46e60 R08: 0000000000000001 R09: 0000000000000000
[   16.508232][  T281] R10: ffffc90000c46e90 R11: ffffffffa1e00130 R12: 1ffff92000188db2
[   16.508718][  T281] R13: 00000000000005dc R14: ffffc90000c46e90 R15: 0000000000000000
[   16.509185][  T281] FS:  00007f4c30343800(0000) GS:ffff88808e748000(0000) knlGS:0000000000000000
[   16.509723][  T281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.510101][  T281] CR2: 00000000004e6eb0 CR3: 000000000525f004 CR4: 0000000000772ef0
[   16.510609][  T281] PKRU: 55555554
[   16.510871][  T281] Call Trace:
[   16.511106][  T281]  <TASK>
[ 16.511280][ T281] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.511617][ T281] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.511920][ T281] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.512234][ T281] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.512555][ T281] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.512856][ T281] ? ___sys_sendmsg (net/socket.c:2670) 
[ 16.513159][ T281] ? __sys_sendmsg (net/socket.c:2700) 
[ 16.513475][ T281] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.513790][ T281] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 16.514193][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.514512][ T281] netif_set_mtu (net/core/dev.c:9652) 
[ 16.514860][ T281] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.515188][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.515533][ T281] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 16.515851][ T281] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 16.516259][ T281] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.516519][ T281] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 16.516852][ T281] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 16.517213][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.517524][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.517839][ T281] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.518188][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.518502][ T281] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.518802][ T281] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.519106][ T281] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.519420][ T281] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.519802][ T281] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.520112][ T281] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.520431][ T281] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.520737][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.521041][ T281] ? __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) 
[ 16.521349][ T281] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.521768][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.522073][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.522388][ T281] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.522697][ T281] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.523029][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.523366][ T281] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.523678][ T281] ? __create_object (mm/kmemleak.c:771) 
[ 16.523980][ T281] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.524344][ T281] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.524668][ T281] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.525057][ T281] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.525385][ T281] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.525741][ T281] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.526039][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.526360][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.526662][ T281] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.527002][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.527322][ T281] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.527624][ T281] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.527958][ T281] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.528293][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.528609][ T281] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.528907][ T281] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.529219][ T281] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.529529][ T281] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.529854][ T281] ? 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) 
[ 16.530159][ T281] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 16.530475][ T281] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.530772][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.531104][ T281] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.531477][ T281] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.531781][ T281] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.532108][ T281] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.532436][ T281] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.532735][ T281] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.533154][ T281] ___sys_sendmsg (net/socket.c:2670) 
[ 16.533475][ T281] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.533803][ T281] ? __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) 
[ 16.534184][ T281] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.534497][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.534812][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.535120][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.535459][ T281] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 16.535796][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.536115][ T281] __sys_sendmsg (net/socket.c:2700) 
[ 16.536439][ T281] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.536822][ T281] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.537143][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.537456][ T281] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.537791][ T281] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.538193][  T281] RIP: 0033:0x7f4c305101e7
[ 16.538518][ T281] 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)
[   16.539669][  T281] RSP: 002b:00007fff06e9aed8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.540159][  T281] RAX: ffffffffffffffda RBX: 00007fff06e9b600 RCX: 00007f4c305101e7
[   16.540646][  T281] RDX: 0000000000000000 RSI: 00007fff06e9af40 RDI: 0000000000000005
[   16.541113][  T281] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.541625][  T281] R10: 000000000d435910 R11: 0000000000000246 R12: 0000000000000003
[   16.542090][  T281] R13: 00000000686e739d R14: 0000000000499600 R15: 0000000000000000
| [   16.671715][  T282] ------------[ cut here ]------------
| [ 16.672053][ T282] WARNING: CPU: 3 PID: 282 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) 
| [   16.672639][  T282] Modules linked in:
| [   16.673498][  T282] Tainted: [W]=WARN
[   16.673716][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.674074][ T282] 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) 
[ 16.674382][ T282] Code: 00 00 8b 05 97 63 35 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 da 7c 82 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 97 63 35 02    	mov    0x2356397(%rip),%eax        # 0x235639f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb 80 0c 00 00 	lea    0xc80(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da 7c 82 00       	call   0x827cfb
  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
[   16.675425][  T282] RSP: 0018:ffffc90000ce6d70 EFLAGS: 00010246
[   16.675791][  T282] RAX: 0000000000000000 RBX: ffff8880089c9000 RCX: 0000000000000001
[   16.676236][  T282] RDX: 0000000000000000 RSI: ffffffffa5ae6e91 RDI: ffffffffa52555a0
[   16.676669][  T282] RBP: ffffc90000ce6e60 R08: 0000000000000010 R09: 0000000000000000
[   16.677105][  T282] R10: ffffc90000ce6e90 R11: ffffffffa5f79160 R12: 1ffff9200019cdb2
[   16.677547][  T282] R13: 00000000000005dc R14: ffffc90000ce6e90 R15: 0000000000000000
[   16.677978][  T282] FS:  00007f70331c4800(0000) GS:ffff88808e7c8000(0000) knlGS:0000000000000000
[   16.678489][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.678863][  T282] CR2: 00000000004e5530 CR3: 000000000abf1004 CR4: 0000000000772ef0
[   16.679330][  T282] PKRU: 55555554
[   16.679550][  T282] Call Trace:
[   16.679766][  T282]  <TASK>
[ 16.679912][ T282] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.680213][ T282] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.680505][ T282] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.680791][ T282] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.681089][ T282] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.681400][ T282] ? ___sys_sendmsg (net/socket.c:2670) 
[ 16.681690][ T282] ? __sys_sendmsg (net/socket.c:2700) 
[ 16.681976][ T282] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.682274][ T282] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 16.682637][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.682933][ T282] netif_set_mtu (net/core/dev.c:9652) 
[ 16.683233][ T282] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.683536][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.683831][ T282] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 16.684119][ T282] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 16.684419][ T282] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.684640][ T282] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 16.684946][ T282] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 16.685252][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.685553][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.685843][ T282] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.686130][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.686434][ T282] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.686720][ T282] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.687017][ T282] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.687319][ T282] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.687690][ T282] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.687978][ T282] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.688289][ T282] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.688581][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.688871][ T282] ? __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) 
[ 16.689163][ T282] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.689536][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.689826][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.690111][ T282] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.690408][ T282] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.690695][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.690980][ T282] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.691273][ T282] ? __create_object (mm/kmemleak.c:771) 
[ 16.691576][ T282] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.691864][ T282] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.692159][ T282] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.692532][ T282] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.692828][ T282] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.693128][ T282] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.693430][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.693723][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.694010][ T282] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.694305][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.694603][ T282] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.694894][ T282] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.695218][ T282] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.695514][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.695806][ T282] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.696091][ T282] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.696390][ T282] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.696696][ T282] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.696983][ T282] ? 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) 
[ 16.697279][ T282] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 16.697569][ T282] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.697855][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.698146][ T282] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.698445][ T282] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.698735][ T282] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.699030][ T282] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.699327][ T282] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.699612][ T282] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.699977][ T282] ___sys_sendmsg (net/socket.c:2670) 
[ 16.700298][ T282] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.700586][ T282] ? __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) 
[ 16.700949][ T282] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.701250][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.701559][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.701852][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.702136][ T282] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 16.702432][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.702730][ T282] __sys_sendmsg (net/socket.c:2700) 
[ 16.703013][ T282] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.703381][ T282] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.703682][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.703971][ T282] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.704266][ T282] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.704619][  T282] RIP: 0033:0x7f70333911e7
[ 16.704918][ T282] 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)
[   16.705964][  T282] RSP: 002b:00007ffe4c8ba2f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.706408][  T282] RAX: ffffffffffffffda RBX: 00007ffe4c8baa20 RCX: 00007f70333911e7
[   16.706840][  T282] RDX: 0000000000000000 RSI: 00007ffe4c8ba360 RDI: 0000000000000005
[   16.707283][  T282] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.707714][  T282] R10: 000000002e1aa910 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:bond_enslave:do_set_master