======================================
| [   16.628398][  T277] fbond: entered promiscuous mode
| [   16.629491][  T277] ------------[ cut here ]------------
| [ 16.629834][ T277] WARNING: CPU: 3 PID: 277 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) 
| [   16.630444][  T277] Modules linked in:
[   16.631577][  T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.631982][ T277] 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) 
[ 16.632323][ T277] 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
[   16.633464][  T277] RSP: 0018:ffffc90000b86ef0 EFLAGS: 00010246
[   16.633873][  T277] RAX: 0000000000000000 RBX: ffff8880052f2000 RCX: 0000000000000001
[   16.634350][  T277] RDX: 0000000000000000 RSI: ffffffff962e6e91 RDI: ffffffff95a555a0
[   16.634829][  T277] RBP: ffffc90000b86fe0 R08: 0000000000000000 R09: 0000000000000000
[   16.635295][  T277] R10: ffffc90000b87010 R11: ffffffff970cd718 R12: 1ffff92000170de2
[   16.635794][  T277] R13: 00000000000005dc R14: ffffc90000b87010 R15: ffff8880052f2ef8
[   16.636263][  T277] FS:  00007f02e6f05800(0000) GS:ffff88809dfc8000(0000) knlGS:0000000000000000
[   16.636829][  T277] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.637222][  T277] CR2: 00000000004e6eb0 CR3: 00000000096f5006 CR4: 0000000000772ef0
[   16.637713][  T277] PKRU: 55555554
[   16.637950][  T277] Call Trace:
[   16.638186][  T277]  <TASK>
[ 16.638347][ T277] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.638679][ T277] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.638998][ T277] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 16.639304][ T277] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 16.639697][ T277] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 16.640030][ T277] netif_set_mtu (net/core/dev.c:9652) 
[ 16.640344][ T277] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.640687][ T277] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.640933][ T277] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 16.641258][ T277] br_add_if (net/bridge/br_if.c:697) 
[ 16.641502][ T277] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.641816][ T277] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.642138][ T277] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.642450][ T277] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.642870][ T277] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.643182][ T277] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.643485][ T277] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.643803][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.644115][ T277] ? __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) 
[ 16.644430][ T277] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.644824][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.645137][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.645454][ T277] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.645772][ T277] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.646077][ T277] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.646389][ T277] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.646713][ T277] ? __create_object (mm/kmemleak.c:771) 
[ 16.647026][ T277] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.647340][ T277] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.647655][ T277] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.648051][ T277] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.648369][ T277] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.648694][ T277] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.649002][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.649315][ T277] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.649621][ T277] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.649956][ T277] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.650273][ T277] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.650585][ T277] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.650908][ T277] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.651222][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.651534][ T277] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.651856][ T277] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.652169][ T277] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.652486][ T277] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.652812][ T277] ? 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) 
[ 16.653126][ T277] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 16.653432][ T277] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.653746][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.654057][ T277] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.654366][ T277] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.654689][ T277] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.655004][ T277] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.655318][ T277] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.655629][ T277] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.656033][ T277] ___sys_sendmsg (net/socket.c:2670) 
[ 16.656350][ T277] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.656676][ T277] ? __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) 
[ 16.657064][ T277] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.657384][ T277] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.657706][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.658023][ T277] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.658337][ T277] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 16.658646][ T277] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.658979][ T277] __sys_sendmsg (net/socket.c:2700) 
[ 16.659289][ T277] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.659679][ T277] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.660049][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.660358][ T277] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.660680][ T277] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.661055][  T277] RIP: 0033:0x7f02e70d21e7
[ 16.661375][ T277] 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)
[   16.662503][  T277] RSP: 002b:00007ffc99cdd348 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.662973][  T277] RAX: ffffffffffffffda RBX: 00007ffc99cdda70 RCX: 00007f02e70d21e7
[   16.663434][  T277] RDX: 0000000000000000 RSI: 00007ffc99cdd3b0 RDI: 0000000000000005
[   16.663900][  T277] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.664368][  T277] R10: 000000002439d910 R11: 0000000000000246 R12: 0000000000000003
[   16.664839][  T277] R13: 00000000686e1fd7 R14: 0000000000499600 R15: 0000000000000000
| [   16.827336][  T279] ------------[ cut here ]------------
| [ 16.827967][ T279] WARNING: CPU: 3 PID: 279 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) 
| [   16.829128][  T279] Modules linked in:
| [   16.830540][  T279] Tainted: [W]=WARN
[   16.830934][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.831553][ T279] 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) 
[ 16.832079][ T279] 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
[   16.833704][  T279] RSP: 0018:ffffc90000bf6d70 EFLAGS: 00010246
[   16.834087][  T279] RAX: 0000000000000000 RBX: ffff8880080f1000 RCX: 0000000000000001
[   16.834552][  T279] RDX: 0000000000000000 RSI: ffffffff962e6e91 RDI: ffffffff95a555a0
[   16.835016][  T279] RBP: ffffc90000bf6e60 R08: 0000000000000001 R09: 0000000000000000
[   16.835467][  T279] R10: ffffc90000bf6e90 R11: ffffffff92600130 R12: 1ffff9200017edb2
[   16.835918][  T279] R13: 00000000000005dc R14: ffffc90000bf6e90 R15: 0000000000000000
[   16.836371][  T279] FS:  00007f71be816800(0000) GS:ffff88809dfc8000(0000) knlGS:0000000000000000
[   16.836910][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.837294][  T279] CR2: 00000000004e6eb0 CR3: 00000000098e2004 CR4: 0000000000772ef0
[   16.837756][  T279] PKRU: 55555554
[   16.837979][  T279] Call Trace:
[   16.838199][  T279]  <TASK>
[ 16.838394][ T279] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.838722][ T279] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.839022][ T279] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.839320][ T279] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.839613][ T279] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.839927][ T279] ? ___sys_sendmsg (net/socket.c:2670) 
[ 16.840221][ T279] ? __sys_sendmsg (net/socket.c:2700) 
[ 16.840525][ T279] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.840829][ T279] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 16.841205][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.841517][ T279] netif_set_mtu (net/core/dev.c:9652) 
[ 16.841822][ T279] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.842125][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.842436][ T279] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 16.842742][ T279] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 16.843038][ T279] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.843264][ T279] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 16.843592][ T279] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 16.843989][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.844446][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.844865][ T279] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.845347][ T279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.845877][ T279] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.846373][ T279] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.846929][ T279] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.847464][ T279] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.848147][ T279] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.848673][ T279] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.849155][ T279] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.849674][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.850183][ T279] ? __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) 
[ 16.850709][ T279] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.851333][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.851841][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.852357][ T279] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.852873][ T279] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.853387][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.853914][ T279] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.854402][ T279] ? __create_object (mm/kmemleak.c:771) 
[ 16.854963][ T279] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.855474][ T279] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.855997][ T279] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.856626][ T279] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.857161][ T279] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.857698][ T279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.858208][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.858740][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.859250][ T279] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.859769][ T279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.860280][ T279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.860762][ T279] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.861282][ T279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.861813][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.862310][ T279] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.862840][ T279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.863357][ T279] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.863908][ T279] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.864422][ T279] ? 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) 
[ 16.864940][ T279] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 16.865433][ T279] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.865947][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.866483][ T279] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.867035][ T279] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.867604][ T279] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.868211][ T279] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.868755][ T279] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.869277][ T279] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.869906][ T279] ___sys_sendmsg (net/socket.c:2670) 
[ 16.870398][ T279] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.870907][ T279] ? __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) 
[ 16.871556][ T279] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.872103][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.872624][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.873170][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.873708][ T279] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 16.874229][ T279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.874781][ T279] __sys_sendmsg (net/socket.c:2700) 
[ 16.875297][ T279] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.875959][ T279] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.876504][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.877042][ T279] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.877477][ T279] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.877870][  T279] RIP: 0033:0x7f71be9e31e7
[ 16.878176][ T279] 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)
[   16.879262][  T279] RSP: 002b:00007ffcc535eb98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.879714][  T279] RAX: ffffffffffffffda RBX: 00007ffcc535f2c0 RCX: 00007f71be9e31e7
[   16.880179][  T279] RDX: 0000000000000000 RSI: 00007ffcc535ec00 RDI: 0000000000000005
[   16.880619][  T279] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.881067][  T279] R10: 0000000026b6c910 R11: 0000000000000246 R12: 0000000000000003
[   16.881507][  T279] R13: 00000000686e1fd7 R14: 0000000000499600 R15: 0000000000000000
| [   17.009443][  T280] ------------[ cut here ]------------
| [ 17.009880][ T280] WARNING: CPU: 0 PID: 280 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) 
| [   17.010468][  T280] Modules linked in:
| [   17.011309][  T280] Tainted: [W]=WARN
[   17.011541][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.011914][ T280] 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) 
[ 17.012216][ T280] 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
[   17.013277][  T280] RSP: 0018:ffffc90000c16d70 EFLAGS: 00010246
[   17.013650][  T280] RAX: 0000000000000000 RBX: ffff888008eb4000 RCX: 0000000000000001
[   17.014284][  T280] RDX: 0000000000000000 RSI: ffffffff962e6e91 RDI: ffffffff95a555a0
[   17.014915][  T280] RBP: ffffc90000c16e60 R08: 0000000000000010 R09: 0000000000000000
[   17.015351][  T280] R10: ffffc90000c16e90 R11: ffffffff96779160 R12: 1ffff92000182db2
[   17.015980][  T280] R13: 00000000000005dc R14: ffffc90000c16e90 R15: 0000000000000000
[   17.016420][  T280] FS:  00007fefbb1a7800(0000) GS:ffff88809de48000(0000) knlGS:0000000000000000
[   17.017130][  T280] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.017504][  T280] CR2: 00000000004e5530 CR3: 000000000b687004 CR4: 0000000000772ef0
[   17.018096][  T280] PKRU: 55555554
[   17.018430][  T280] Call Trace:
[   17.018649][  T280]  <TASK>
[ 17.018937][ T280] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.019232][ T280] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.019522][ T280] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.019873][ T280] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.020171][ T280] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 17.020469][ T280] ? ___sys_sendmsg (net/socket.c:2670) 
[ 17.020768][ T280] ? __sys_sendmsg (net/socket.c:2700) 
[ 17.021058][ T280] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.021349][ T280] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 17.021726][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.022031][ T280] netif_set_mtu (net/core/dev.c:9652) 
[ 17.022324][ T280] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 17.022625][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.022933][ T280] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 17.023228][ T280] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 17.023521][ T280] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 17.023801][ T280] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 17.024108][ T280] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 17.024408][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.024713][ T280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.025038][ T280] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 17.025364][ T280] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.025673][ T280] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 17.025963][ T280] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 17.026299][ T280] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.026612][ T280] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 17.027015][ T280] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 17.027321][ T280] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 17.027632][ T280] ? __kernel_text_address (kernel/extable.c:79) 
[ 17.027955][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.028263][ T280] ? __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) 
[ 17.028570][ T280] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 17.028966][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.029274][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.029583][ T280] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 17.029917][ T280] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 17.030223][ T280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.030544][ T280] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 17.030842][ T280] ? __create_object (mm/kmemleak.c:771) 
[ 17.031137][ T280] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 17.031429][ T280] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 17.031731][ T280] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.032098][ T280] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 17.032397][ T280] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.032702][ T280] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.032995][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.033293][ T280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.033586][ T280] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 17.033886][ T280] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.034180][ T280] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.034475][ T280] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.034835][ T280] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.035151][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.035465][ T280] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.035783][ T280] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.036095][ T280] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 17.036416][ T280] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 17.036739][ T280] ? 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) 
[ 17.037049][ T280] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 17.037363][ T280] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 17.037674][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.037983][ T280] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 17.038291][ T280] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 17.038603][ T280] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 17.038911][ T280] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 17.039210][ T280] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 17.039508][ T280] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 17.039907][ T280] ___sys_sendmsg (net/socket.c:2670) 
[ 17.040198][ T280] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 17.040490][ T280] ? __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) 
[ 17.040864][ T280] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 17.041167][ T280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.041465][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.041771][ T280] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.042065][ T280] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 17.042355][ T280] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.042653][ T280] __sys_sendmsg (net/socket.c:2700) 
[ 17.042951][ T280] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 17.043361][ T280] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 17.043695][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.044004][ T280] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.044313][ T280] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   17.044705][  T280] RIP: 0033:0x7fefbb3741e7
[ 17.045021][ T280] 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)
[   17.046135][  T280] RSP: 002b:00007ffcfa113918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   17.046632][  T280] RAX: ffffffffffffffda RBX: 00007ffcfa114040 RCX: 00007fefbb3741e7
[   17.047079][  T280] RDX: 0000000000000000 RSI: 00007ffcfa113980 RDI: 0000000000000005
[   17.047518][  T280] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   17.047971][  T280] R10: 000000003da6a910 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