======================================
| [   16.863085][  T278] fbond: entered promiscuous mode
| [   16.864193][  T278] ------------[ cut here ]------------
| [ 16.864528][ T278] WARNING: CPU: 0 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) 
| [   16.865159][  T278] Modules linked in:
[   16.866124][  T278] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.866530][ 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) 
[ 16.866907][ T278] Code: 00 00 8b 05 87 65 35 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 ca 7e 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 87 65 35 02    	mov    0x2356587(%rip),%eax        # 0x235658f
   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 ca 7e 82 00       	call   0x827eeb
  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
[   16.868087][  T278] RSP: 0018:ffffc90000c66ef0 EFLAGS: 00010246
[   16.868505][  T278] RAX: 0000000000000000 RBX: ffff888010e42000 RCX: 0000000000000001
[   16.868994][  T278] RDX: 0000000000000000 RSI: ffffffffa62e6e91 RDI: ffffffffa5a555a0
[   16.869493][  T278] RBP: ffffc90000c66fe0 R08: 0000000000000000 R09: 0000000000000000
[   16.869973][  T278] R10: ffffc90000c67010 R11: ffffffffa70cd718 R12: 1ffff9200018cde2
[   16.870470][  T278] R13: 00000000000005dc R14: ffffc90000c67010 R15: ffff888010e42ef8
[   16.870969][  T278] FS:  00007fca26da0800(0000) GS:ffff88808de48000(0000) knlGS:0000000000000000
[   16.871556][  T278] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.871979][  T278] CR2: 00000000004e6eb0 CR3: 0000000012e34005 CR4: 0000000000772ef0
[   16.872486][  T278] PKRU: 55555554
[   16.872740][  T278] Call Trace:
[   16.872985][  T278]  <TASK>
[ 16.873181][ T278] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.873540][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.874196][ T278] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 16.874528][ T278] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 16.874939][ T278] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 16.875272][ T278] netif_set_mtu (net/core/dev.c:9652) 
[ 16.875604][ T278] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.875951][ T278] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.876190][ T278] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 16.876520][ T278] br_add_if (net/bridge/br_if.c:697) 
[ 16.876777][ T278] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.877093][ T278] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.877425][ T278] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.877769][ T278] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.878185][ T278] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.878507][ T278] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.878838][ T278] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.879180][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.879523][ 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) 
[ 16.879844][ T278] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.880244][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.880570][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.880886][ T278] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.881201][ T278] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.881530][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.881864][ T278] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.882192][ T278] ? __create_object (mm/kmemleak.c:771) 
[ 16.882537][ T278] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.882875][ T278] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.883222][ T278] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.883622][ T278] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.883956][ T278] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.884279][ T278] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.884602][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.884922][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.885240][ T278] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.885560][ T278] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.885891][ T278] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.886215][ T278] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.886572][ T278] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.886927][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.887270][ T278] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.887617][ T278] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.887934][ T278] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.888261][ T278] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.888597][ 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) 
[ 16.888916][ T278] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 16.889254][ T278] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.889588][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.889934][ T278] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.890258][ T278] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.890585][ T278] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.890925][ T278] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.891252][ T278] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.891574][ T278] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.892005][ T278] ___sys_sendmsg (net/socket.c:2670) 
[ 16.892329][ T278] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.892668][ 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) 
[ 16.893064][ T278] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.893382][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.893713][ T278] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.894036][ T278] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.894357][ 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) 
[ 16.894688][ T278] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.895012][ T278] __sys_sendmsg (net/socket.c:2700) 
[ 16.896036][ T278] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.896435][ T278] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.896771][ T278] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.897102][ T278] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.897447][ T278] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.897834][  T278] RIP: 0033:0x7fca26f6d1e7
[ 16.898170][ 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)
[   16.899342][  T278] RSP: 002b:00007ffeaef34018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.899847][  T278] RAX: ffffffffffffffda RBX: 00007ffeaef34740 RCX: 00007fca26f6d1e7
[   16.900343][  T278] RDX: 0000000000000000 RSI: 00007ffeaef34080 RDI: 0000000000000005
[   16.900842][  T278] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.901781][  T278] R10: 00000000314dd910 R11: 0000000000000246 R12: 0000000000000003
[   16.902286][  T278] R13: 00000000686e3c2a R14: 0000000000499600 R15: 0000000000000000
| [   17.105919][  T281] ------------[ cut here ]------------
| [ 17.106310][ 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) 
| [   17.106990][  T281] Modules linked in:
| [   17.107997][  T281] Tainted: [W]=WARN
[   17.108255][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.108666][ 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) 
[ 17.109006][ T281] Code: 00 00 8b 05 87 65 35 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 ca 7e 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 87 65 35 02    	mov    0x2356587(%rip),%eax        # 0x235658f
   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 ca 7e 82 00       	call   0x827eeb
  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
[   17.110141][  T281] RSP: 0018:ffffc90000c86d70 EFLAGS: 00010246
[   17.110559][  T281] RAX: 0000000000000000 RBX: ffff888012d0c000 RCX: 0000000000000001
[   17.111078][  T281] RDX: 0000000000000000 RSI: ffffffffa62e6e91 RDI: ffffffffa5a555a0
[   17.111595][  T281] RBP: ffffc90000c86e60 R08: 0000000000000001 R09: 0000000000000000
[   17.112139][  T281] R10: ffffc90000c86e90 R11: ffffffffa2600130 R12: 1ffff92000190db2
[   17.112634][  T281] R13: 00000000000005dc R14: ffffc90000c86e90 R15: 0000000000000000
[   17.113164][  T281] FS:  00007fa1dc82f800(0000) GS:ffff88808df48000(0000) knlGS:0000000000000000
[   17.113740][  T281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.114157][  T281] CR2: 00000000004e6eb0 CR3: 00000000028d1006 CR4: 0000000000772ef0
[   17.114651][  T281] PKRU: 55555554
[   17.114899][  T281] Call Trace:
[   17.115148][  T281]  <TASK>
[ 17.115321][ T281] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.115664][ T281] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.116027][ T281] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.116354][ T281] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.116701][ T281] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 17.117045][ T281] ? ___sys_sendmsg (net/socket.c:2670) 
[ 17.117370][ T281] ? __sys_sendmsg (net/socket.c:2700) 
[ 17.117717][ T281] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.118067][ T281] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 17.118484][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.118821][ T281] netif_set_mtu (net/core/dev.c:9652) 
[ 17.119149][ T281] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 17.119529][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.119897][ T281] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 17.120229][ T281] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 17.120567][ T281] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 17.120822][ T281] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 17.121160][ T281] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 17.121500][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.121831][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.122157][ T281] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 17.122496][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.122832][ T281] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 17.123158][ T281] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 17.123499][ T281] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.123904][ T281] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 17.124319][ T281] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 17.124657][ T281] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 17.124998][ T281] ? __kernel_text_address (kernel/extable.c:79) 
[ 17.125338][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.125678][ 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) 
[ 17.126008][ T281] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 17.126412][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.126746][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.127077][ T281] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 17.127423][ T281] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 17.127782][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.128115][ T281] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 17.128450][ T281] ? __create_object (mm/kmemleak.c:771) 
[ 17.128786][ T281] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 17.129119][ T281] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 17.129460][ T281] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.129863][ T281] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 17.130198][ T281] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.130534][ T281] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.130852][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.131177][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.131506][ T281] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 17.131862][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.132187][ T281] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.132514][ T281] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.132844][ T281] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.133166][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.133498][ T281] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.133814][ T281] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.134134][ T281] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 17.134474][ T281] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 17.134793][ 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) 
[ 17.135121][ T281] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 17.135452][ T281] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 17.135810][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.136137][ T281] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 17.136474][ T281] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 17.136816][ T281] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 17.137148][ T281] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 17.137497][ T281] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 17.137815][ T281] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 17.138220][ T281] ___sys_sendmsg (net/socket.c:2670) 
[ 17.138546][ T281] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 17.138863][ 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) 
[ 17.139259][ T281] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 17.139591][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.139958][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.140282][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.140614][ 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) 
[ 17.140944][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.141271][ T281] __sys_sendmsg (net/socket.c:2700) 
[ 17.141601][ T281] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 17.141992][ T281] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 17.142332][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.142665][ T281] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.142998][ T281] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   17.143432][  T281] RIP: 0033:0x7fa1dc9fc1e7
[ 17.143799][ 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)
[   17.144936][  T281] RSP: 002b:00007ffe90d0d868 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   17.145422][  T281] RAX: ffffffffffffffda RBX: 00007ffe90d0df90 RCX: 00007fa1dc9fc1e7
[   17.145896][  T281] RDX: 0000000000000000 RSI: 00007ffe90d0d8d0 RDI: 0000000000000005
[   17.146362][  T281] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   17.146895][  T281] R10: 0000000029c34910 R11: 0000000000000246 R12: 0000000000000003
[   17.147370][  T281] R13: 00000000686e3c2a R14: 0000000000499600 R15: 0000000000000000
| [   17.280064][  T282] ------------[ cut here ]------------
| [ 17.280431][ T282] WARNING: CPU: 0 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) 
| [   17.281063][  T282] Modules linked in:
| [   17.282848][  T282] Tainted: [W]=WARN
[   17.283104][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.283497][ 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) 
[ 17.283834][ T282] Code: 00 00 8b 05 87 65 35 02 85 c0 0f 84 52 fe ff ff 48 8d bb 80 0c 00 00 be ff ff ff ff e8 ca 7e 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 87 65 35 02    	mov    0x2356587(%rip),%eax        # 0x235658f
   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 ca 7e 82 00       	call   0x827eeb
  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
[   17.284930][  T282] RSP: 0018:ffffc90000c46d70 EFLAGS: 00010246
[   17.285342][  T282] RAX: 0000000000000000 RBX: ffff888008b41000 RCX: 0000000000000001
[   17.285818][  T282] RDX: 0000000000000000 RSI: ffffffffa62e6e91 RDI: ffffffffa5a555a0
[   17.286283][  T282] RBP: ffffc90000c46e60 R08: 0000000000000010 R09: 0000000000000000
[   17.286776][  T282] R10: ffffc90000c46e90 R11: ffffffffa6779160 R12: 1ffff92000188db2
[   17.287240][  T282] R13: 00000000000005dc R14: ffffc90000c46e90 R15: 0000000000000000
[   17.287709][  T282] FS:  00007feefd130800(0000) GS:ffff88808de48000(0000) knlGS:0000000000000000
[   17.288270][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.288665][  T282] CR2: 00000000004e5530 CR3: 0000000011f73003 CR4: 0000000000772ef0
[   17.289126][  T282] PKRU: 55555554
[   17.289362][  T282] Call Trace:
[   17.289615][  T282]  <TASK>
[ 17.289771][ T282] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.290085][ T282] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.290399][ T282] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.290702][ T282] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.291005][ T282] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 17.291323][ T282] ? ___sys_sendmsg (net/socket.c:2670) 
[ 17.291642][ T282] ? __sys_sendmsg (net/socket.c:2700) 
[ 17.291944][ T282] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.292246][ T282] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 17.292635][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.292952][ T282] netif_set_mtu (net/core/dev.c:9652) 
[ 17.293259][ T282] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 17.293580][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.293888][ T282] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 17.294197][ T282] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 17.294510][ T282] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 17.294742][ T282] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 17.295061][ T282] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 17.295373][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.295691][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.295996][ T282] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 17.296307][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.296625][ T282] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 17.296941][ T282] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 17.297250][ T282] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.297570][ T282] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 17.297952][ T282] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 17.298254][ T282] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 17.298573][ T282] ? __kernel_text_address (kernel/extable.c:79) 
[ 17.298879][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.299183][ 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) 
[ 17.299497][ T282] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 17.299873][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.300174][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.300484][ T282] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 17.300794][ T282] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 17.301098][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.301429][ T282] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 17.301732][ T282] ? __create_object (mm/kmemleak.c:771) 
[ 17.302037][ T282] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 17.302340][ T282] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 17.302654][ T282] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.303033][ T282] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 17.303357][ T282] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.303690][ T282] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.304008][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.304321][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.304633][ T282] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 17.304937][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.305251][ T282] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.305566][ T282] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.305878][ T282] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.306200][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.306515][ T282] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.306836][ T282] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.307158][ T282] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 17.307484][ T282] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 17.307804][ 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) 
[ 17.308136][ T282] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 17.308470][ T282] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 17.308853][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.309214][ T282] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 17.309565][ T282] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 17.309927][ T282] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 17.310283][ T282] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 17.310664][ T282] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 17.311005][ T282] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 17.311466][ T282] ___sys_sendmsg (net/socket.c:2670) 
[ 17.311816][ T282] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 17.312158][ 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) 
[ 17.312608][ T282] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 17.312967][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.313321][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.313675][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.314017][ 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) 
[ 17.314368][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.314720][ T282] __sys_sendmsg (net/socket.c:2700) 
[ 17.315069][ T282] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 17.315507][ T282] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 17.315882][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.316225][ T282] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.316588][ T282] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   17.317010][  T282] RIP: 0033:0x7feefd2fd1e7
[ 17.317351][ 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)
[   17.318547][  T282] RSP: 002b:00007ffd85e434a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   17.319054][  T282] RAX: ffffffffffffffda RBX: 00007ffd85e43bd0 RCX: 00007feefd2fd1e7
[   17.319555][  T282] RDX: 0000000000000000 RSI: 00007ffd85e43510 RDI: 0000000000000005
[   17.320049][  T282] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   17.320556][  T282] R10: 0000000011c45910 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