======================================
| [   16.769773][  T279] fbond: entered promiscuous mode
| [   16.770890][  T279] ------------[ cut here ]------------
| [ 16.771260][ T279] WARNING: CPU: 0 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) 
| [   16.771883][  T279] Modules linked in:
[   16.772821][  T279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.773214][ 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) 
[ 16.773550][ 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
[   16.774712][  T279] RSP: 0018:ffffc90000ca6ef0 EFLAGS: 00010246
[   16.775152][  T279] RAX: 0000000000000000 RBX: ffff88800521a000 RCX: 0000000000000001
[   16.775616][  T279] RDX: 0000000000000000 RSI: ffffffffa26e6e91 RDI: ffffffffa1e555a0
[   16.776116][  T279] RBP: ffffc90000ca6fe0 R08: 0000000000000000 R09: 0000000000000000
[   16.776606][  T279] R10: ffffc90000ca7010 R11: ffffffffa34cd718 R12: 1ffff92000194de2
[   16.777087][  T279] R13: 00000000000005dc R14: ffffc90000ca7010 R15: ffff88800521aef8
[   16.777585][  T279] FS:  00007f473471d800(0000) GS:ffff888091a48000(0000) knlGS:0000000000000000
[   16.778455][  T279] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.778878][  T279] CR2: 00000000004e6eb0 CR3: 000000000bf40001 CR4: 0000000000772ef0
[   16.779389][  T279] PKRU: 55555554
[   16.779624][  T279] Call Trace:
[   16.779868][  T279]  <TASK>
[ 16.780032][ T279] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.780358][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.780677][ T279] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 16.780992][ T279] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 16.781391][ T279] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 16.781737][ T279] netif_set_mtu (net/core/dev.c:9652) 
[ 16.782056][ T279] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.782405][ T279] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.782671][ T279] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 16.782999][ T279] br_add_if (net/bridge/br_if.c:697) 
[ 16.783261][ T279] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.783568][ T279] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.783904][ T279] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.784220][ T279] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.784623][ T279] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.784942][ T279] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.785270][ T279] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.785580][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.785902][ 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) 
[ 16.786217][ T279] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.786598][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.786922][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.787948][ T279] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.788278][ T279] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.788608][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.788916][ T279] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.789222][ T279] ? __create_object (mm/kmemleak.c:771) 
[ 16.789526][ T279] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.789837][ T279] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.790144][ T279] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.790523][ T279] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.790867][ T279] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.791202][ T279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.791516][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.791842][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.792145][ T279] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.792466][ T279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.792776][ T279] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.793078][ T279] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.793394][ T279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.793715][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.794028][ T279] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.794326][ T279] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.794663][ T279] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.795198][ T279] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.795510][ 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) 
[ 16.796011][ T279] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 16.796319][ T279] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.796624][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.797271][ T279] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.797583][ T279] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.797927][ T279] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.798452][ T279] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.798773][ T279] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.799077][ T279] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.799473][ T279] ___sys_sendmsg (net/socket.c:2670) 
[ 16.799808][ T279] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.800114][ 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) 
[ 16.800550][ T279] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.800872][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.801620][ T279] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.801942][ T279] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.802244][ 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) 
[ 16.802554][ T279] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.802871][ T279] __sys_sendmsg (net/socket.c:2700) 
[ 16.803177][ T279] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.803551][ T279] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.804091][ T279] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.804415][ T279] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.804730][ T279] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.805108][  T279] RIP: 0033:0x7f47348ea1e7
[ 16.805429][ 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)
[   16.807470][  T279] RSP: 002b:00007ffd6219e418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.808166][  T279] RAX: ffffffffffffffda RBX: 00007ffd6219eb40 RCX: 00007f47348ea1e7
[   16.808634][  T279] RDX: 0000000000000000 RSI: 00007ffd6219e480 RDI: 0000000000000005
[   16.809539][  T279] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.810456][  T279] R10: 000000000af89910 R11: 0000000000000246 R12: 0000000000000003
[   16.811384][  T279] R13: 00000000686e126a R14: 0000000000499600 R15: 0000000000000000
| [   16.948688][  T281] ------------[ cut here ]------------
| [ 16.949038][ T281] WARNING: CPU: 0 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) 
| [   16.949653][  T281] Modules linked in:
| [   16.950501][  T281] Tainted: [W]=WARN
[   16.950736][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 16.951119][ 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) 
[ 16.951436][ 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
[   16.952550][  T281] RSP: 0018:ffffc90000c96d70 EFLAGS: 00010246
[   16.952944][  T281] RAX: 0000000000000000 RBX: ffff888002104000 RCX: 0000000000000001
[   16.953403][  T281] RDX: 0000000000000000 RSI: ffffffffa26e6e91 RDI: ffffffffa1e555a0
[   16.954509][  T281] RBP: ffffc90000c96e60 R08: 0000000000000001 R09: 0000000000000000
[   16.954971][  T281] R10: ffffc90000c96e90 R11: ffffffff9ea00130 R12: 1ffff92000192db2
[   16.955422][  T281] R13: 00000000000005dc R14: ffffc90000c96e90 R15: 0000000000000000
[   16.955904][  T281] FS:  00007fef4e9be800(0000) GS:ffff888091a48000(0000) knlGS:0000000000000000
[   16.956436][  T281] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   16.956825][  T281] CR2: 00000000004e6eb0 CR3: 0000000009976005 CR4: 0000000000772ef0
[   16.957285][  T281] PKRU: 55555554
[   16.957515][  T281] Call Trace:
[   16.957751][  T281]  <TASK>
[ 16.957915][ T281] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.958243][ T281] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.958548][ T281] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.958863][ T281] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.959168][ T281] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 16.959478][ T281] ? ___sys_sendmsg (net/socket.c:2670) 
[ 16.959791][ T281] ? __sys_sendmsg (net/socket.c:2700) 
[ 16.960110][ T281] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.960416][ T281] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 16.960803][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.961122][ T281] netif_set_mtu (net/core/dev.c:9652) 
[ 16.961440][ T281] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 16.961757][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.962059][ T281] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 16.962362][ T281] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 16.962669][ T281] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 16.962911][ T281] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 16.963232][ T281] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 16.963550][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.963886][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.964191][ T281] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 16.964491][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.964801][ T281] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 16.965121][ T281] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 16.965431][ T281] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 16.965782][ T281] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 16.966169][ T281] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 16.966479][ T281] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 16.966793][ T281] ? __kernel_text_address (kernel/extable.c:79) 
[ 16.967104][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.967409][ 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) 
[ 16.967722][ T281] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 16.968090][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.968414][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.968714][ T281] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 16.969019][ T281] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 16.969313][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.969610][ T281] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 16.969913][ T281] ? __create_object (mm/kmemleak.c:771) 
[ 16.970211][ T281] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 16.970511][ T281] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 16.970825][ T281] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 16.971218][ T281] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 16.971527][ T281] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 16.971837][ T281] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.972137][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.972459][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.972768][ T281] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 16.973066][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.973395][ T281] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 16.973714][ T281] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 16.974025][ T281] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.974322][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.974648][ T281] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 16.974955][ T281] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 16.975255][ T281] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 16.975571][ T281] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 16.975890][ 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) 
[ 16.976190][ T281] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 16.976490][ T281] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 16.976801][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.977103][ T281] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 16.977403][ T281] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 16.977699][ T281] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 16.978023][ T281] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 16.978324][ T281] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 16.978619][ T281] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 16.979022][ T281] ___sys_sendmsg (net/socket.c:2670) 
[ 16.979315][ T281] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 16.979616][ 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) 
[ 16.979993][ T281] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 16.980294][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.980596][ T281] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 16.980909][ T281] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 16.981230][ 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) 
[ 16.981527][ T281] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 16.981856][ T281] __sys_sendmsg (net/socket.c:2700) 
[ 16.982159][ T281] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 16.982528][ T281] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 16.982856][ T281] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 16.983159][ T281] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 16.983507][ T281] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   16.983902][  T281] RIP: 0033:0x7fef4eb8b1e7
[ 16.984212][ 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)
[   16.985353][  T281] RSP: 002b:00007fff69e5e5c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   16.985832][  T281] RAX: ffffffffffffffda RBX: 00007fff69e5ecf0 RCX: 00007fef4eb8b1e7
[   16.986312][  T281] RDX: 0000000000000000 RSI: 00007fff69e5e630 RDI: 0000000000000005
[   16.986772][  T281] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   16.987250][  T281] R10: 000000001a46b910 R11: 0000000000000246 R12: 0000000000000003
[   16.987741][  T281] R13: 00000000686e126a R14: 0000000000499600 R15: 0000000000000000
| [   17.131694][  T282] ------------[ cut here ]------------
| [ 17.132052][ 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) 
| [   17.132638][  T282] Modules linked in:
| [   17.133524][  T282] Tainted: [W]=WARN
[   17.133761][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 17.134144][ 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) 
[ 17.134455][ 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
[   17.135541][  T282] RSP: 0018:ffffc90000cb6d70 EFLAGS: 00010246
[   17.135936][  T282] RAX: 0000000000000000 RBX: ffff88800528c000 RCX: 0000000000000001
[   17.136385][  T282] RDX: 0000000000000000 RSI: ffffffffa26e6e91 RDI: ffffffffa1e555a0
[   17.136856][  T282] RBP: ffffc90000cb6e60 R08: 0000000000000010 R09: 0000000000000000
[   17.137303][  T282] R10: ffffc90000cb6e90 R11: ffffffffa2b79160 R12: 1ffff92000196db2
[   17.137764][  T282] R13: 00000000000005dc R14: ffffc90000cb6e90 R15: 0000000000000000
[   17.138344][  T282] FS:  00007f41a91bb800(0000) GS:ffff888091bc8000(0000) knlGS:0000000000000000
[   17.138882][  T282] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   17.139266][  T282] CR2: 00000000004e5530 CR3: 0000000008f46003 CR4: 0000000000772ef0
[   17.139727][  T282] PKRU: 55555554
[   17.139957][  T282] Call Trace:
[   17.140184][  T282]  <TASK>
[ 17.140338][ T282] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.140639][ T282] ? rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.140949][ T282] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.141276][ T282] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.141579][ T282] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 17.141886][ T282] ? ___sys_sendmsg (net/socket.c:2670) 
[ 17.142189][ T282] ? __sys_sendmsg (net/socket.c:2700) 
[ 17.142479][ T282] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.142795][ T282] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 17.143177][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.143490][ T282] netif_set_mtu (net/core/dev.c:9652) 
[ 17.143792][ T282] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 17.144105][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.144405][ T282] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 17.144720][ T282] ? __kmalloc_cache_noprof (mm/slub.c:4361) 
[ 17.145024][ T282] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 17.145253][ T282] bond_enslave (drivers/net/bonding/bond_main.c:2114) 
[ 17.145574][ T282] ? __pfx_bond_enslave (drivers/net/bonding/bond_main.c:1964) 
[ 17.145900][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.146209][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.146508][ T282] ? is_bpf_text_address (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 kernel/bpf/core.c:774) 
[ 17.146818][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.147127][ T282] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 17.147420][ T282] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 17.147732][ T282] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 17.148037][ T282] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 17.148409][ T282] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 17.148710][ T282] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 17.149006][ T282] ? __kernel_text_address (kernel/extable.c:79) 
[ 17.149305][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.149602][ 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) 
[ 17.149926][ T282] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 17.150291][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.150587][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.150890][ T282] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 17.151225][ T282] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 17.151522][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.151829][ T282] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 17.152123][ T282] ? __create_object (mm/kmemleak.c:771) 
[ 17.152437][ T282] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 17.152741][ T282] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 17.153063][ T282] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 17.153427][ T282] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 17.153744][ T282] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 17.154066][ T282] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.154375][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.154673][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.155028][ T282] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 17.155322][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.155639][ T282] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 17.155943][ T282] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 17.156239][ T282] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.156557][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.156865][ T282] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 17.157163][ T282] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 17.157479][ T282] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 17.157795][ T282] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 17.158110][ 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) 
[ 17.158404][ T282] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 17.158725][ T282] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 17.159016][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.159340][ T282] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 17.159636][ T282] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 17.159939][ T282] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 17.160264][ T282] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 17.160559][ T282] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 17.160875][ T282] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 17.161259][ T282] ___sys_sendmsg (net/socket.c:2670) 
[ 17.161572][ T282] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 17.161891][ 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) 
[ 17.162258][ T282] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 17.162571][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.162881][ T282] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 17.163180][ T282] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 17.163472][ 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) 
[ 17.163781][ T282] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 17.164081][ T282] __sys_sendmsg (net/socket.c:2700) 
[ 17.164371][ T282] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 17.164740][ T282] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 17.165045][ T282] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 17.165342][ T282] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 17.165645][ T282] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   17.166028][  T282] RIP: 0033:0x7f41a93881e7
[ 17.166351][ 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)
[   17.167412][  T282] RSP: 002b:00007ffda3503bc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   17.167866][  T282] RAX: ffffffffffffffda RBX: 00007ffda35042f0 RCX: 00007f41a93881e7
[   17.168313][  T282] RDX: 0000000000000000 RSI: 00007ffda3503c30 RDI: 0000000000000005
[   17.168767][  T282] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[   17.169205][  T282] R10: 00000000033ca910 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