======================================
| [   26.819290][  T302] bond0 (unregistering): (slave eth1): Releasing backup interface
| [   26.840606][  T302] bond0 (unregistering): Released all slaves
| [   27.040748][  T303] Oops: general protection fault, probably for non-canonical address 0xfa4fcebee3469540: 0000 [#1] SMP KASAN
| [   27.041225][  T303] KASAN: maybe wild-memory-access in range [0xd27e95f71a34aa00-0xd27e95f71a34aa07]
[   27.041875][  T303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.042105][ T303] RIP: 0010:bond_fill_info (drivers/net/bonding/bond_netlink.c:733) 
[ 27.042311][ T303] Code: 5d 08 41 b9 08 00 00 00 48 8d ac 24 ee 00 00 00 45 31 f6 41 29 d9 4d 63 c6 49 83 f8 05 0f 87 98 0f 00 00 48 89 d8 48 c1 e8 03 <42> 0f b6 14 20 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85
All code
========
   0:	5d                   	pop    %rbp
   1:	08 41 b9             	or     %al,-0x47(%rcx)
   4:	08 00                	or     %al,(%rax)
   6:	00 00                	add    %al,(%rax)
   8:	48 8d ac 24 ee 00 00 	lea    0xee(%rsp),%rbp
   f:	00 
  10:	45 31 f6             	xor    %r14d,%r14d
  13:	41 29 d9             	sub    %ebx,%r9d
  16:	4d 63 c6             	movslq %r14d,%r8
  19:	49 83 f8 05          	cmp    $0x5,%r8
  1d:	0f 87 98 0f 00 00    	ja     0xfbb
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
  2a:*	42 0f b6 14 20       	movzbl (%rax,%r12,1),%edx		<-- trapping instruction
  2f:	48 89 d8             	mov    %rbx,%rax
  32:	83 e0 07             	and    $0x7,%eax
  35:	83 c0 01             	add    $0x1,%eax
  38:	38 d0                	cmp    %dl,%al
  3a:	7c 08                	jl     0x44
  3c:	84 d2                	test   %dl,%dl
  3e:	0f                   	.byte 0xf
  3f:	85                   	.byte 0x85

Code starting with the faulting instruction
===========================================
   0:	42 0f b6 14 20       	movzbl (%rax,%r12,1),%edx
   5:	48 89 d8             	mov    %rbx,%rax
   8:	83 e0 07             	and    $0x7,%eax
   b:	83 c0 01             	add    $0x1,%eax
   e:	38 d0                	cmp    %dl,%al
  10:	7c 08                	jl     0x1a
  12:	84 d2                	test   %dl,%dl
  14:	0f                   	.byte 0xf
  15:	85                   	.byte 0x85
[   27.042953][  T303] RSP: 0018:ffffc90000af6db8 EFLAGS: 00010a02
[   27.043184][  T303] RAX: 1a4fd2bee3469540 RBX: d27e95f71a34aa00 RCX: 0000000000000000
[   27.043492][  T303] RDX: 0000000000000004 RSI: 0000000000000000 RDI: ffff888011972ef0
[   27.043772][  T303] RBP: ffffc90000af6ea6 R08: 0000000000000000 R09: 00000000e5cb5608
[   27.044050][  T303] R10: 0000000000000000 R11: ffffffffa936ff00 R12: dffffc0000000000
[   27.044334][  T303] R13: ffff888011972ee8 R14: 0000000000000000 R15: 0000000000000000
[   27.044617][  T303] FS:  00007f2c33379800(0000) GS:ffff88808bcac000(0000) knlGS:0000000000000000
[   27.044938][  T303] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.045169][  T303] CR2: 00007f2c335ce0e0 CR3: 0000000010c97003 CR4: 0000000000772ef0
[   27.045455][  T303] PKRU: 55555554
[   27.045597][  T303] Call Trace:
[   27.045735][  T303]  <TASK>
[ 27.045834][ T303] ? find_held_lock (kernel/locking/lockdep.c:5350) 
[ 27.046023][ T303] ? bond_slave_changelink (drivers/net/bonding/bond_netlink.c:677) 
[ 27.046204][ T303] ? rtnl_xdp_prog_skb (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:1696) 
[ 27.046404][ T303] ? __lock_release (kernel/locking/lockdep.c:5536) 
[ 27.046591][ T303] ? nla_put (lib/nlattr.c:1100) 
[ 27.046744][ T303] ? rtnl_xdp_fill (net/core/rtnetlink.c:1762) 
[ 27.046948][ T303] ? nla_put (lib/nlattr.c:1100) 
[ 27.047100][ T303] rtnl_link_fill (net/core/rtnetlink.c:901 net/core/rtnetlink.c:921) 
[ 27.047293][ T303] rtnl_fill_ifinfo.constprop.0 (net/core/rtnetlink.c:2139) 
[ 27.047522][ T303] ? rtnl_fill_vf (net/core/rtnetlink.c:2021) 
[ 27.047710][ T303] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.047950][ T303] ? trace_kmalloc (./include/trace/events/kmem.h:54 (discriminator 21)) 
[ 27.048132][ T303] ? __kmalloc_node_track_caller_noprof (mm/slub.c:4397) 
[ 27.048372][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) 
[ 27.048554][ T303] ? __alloc_skb (net/core/skbuff.c:670) 
[ 27.048744][ T303] ? __build_skb_around (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 net/core/skbuff.c:383 net/core/skbuff.c:440) 
[ 27.048931][ T303] ? __alloc_skb (net/core/skbuff.c:686) 
[ 27.049113][ T303] ? napi_skb_cache_get (net/core/skbuff.c:643) 
[ 27.049303][ T303] ? rtnl_prop_list_size (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:1233) 
[ 27.049486][ T303] rtmsg_ifinfo_build_skb (net/core/rtnetlink.c:4409) 
[ 27.049676][ T303] rtmsg_ifinfo_event.part.0 (net/core/rtnetlink.c:4444) 
[ 27.049861][ T303] rtmsg_ifinfo (net/core/rtnetlink.c:4453 net/core/rtnetlink.c:4451) 
[ 27.050001][ T303] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.050237][ T303] __dev_notify_flags (net/core/dev.c:9675) 
[ 27.050444][ T303] ? debug_object_activate (lib/debugobjects.c:732) 
[ 27.050631][ T303] ? netif_change_name (net/core/dev.c:9668) 
[ 27.050817][ T303] ? __queue_work (kernel/workqueue.c:2481) 
[ 27.050999][ T303] ? __queue_work (kernel/workqueue.c:2481) 
[ 27.051177][ T303] ? lockdep_init_map_type (kernel/locking/lockdep.c:4973) 
[ 27.051371][ T303] rtnl_configure_link (net/core/rtnetlink.c:3600) 
[ 27.051550][ T303] rtnl_newlink_create (net/core/rtnetlink.c:3844) 
[ 27.051732][ T303] ? rtnl_create_link (net/core/rtnetlink.c:3799) 
[ 27.051917][ T303] ? __dev_get_by_name (net/core/dev.c:865) 
[ 27.052102][ T303] ? rtnl_dev_get (net/core/rtnetlink.c:3412) 
[ 27.052302][ T303] ? rtnl_validate_mdb_entry_del_bulk (net/core/rtnetlink.c:3412) 
[ 27.052550][ T303] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4064) 
[ 27.052733][ T303] ? reacquire_held_locks (kernel/locking/lockdep.c:5385) 
[ 27.052921][ T303] __rtnl_newlink (net/core/rtnetlink.c:3950) 
[ 27.053103][ T303] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4066) 
[ 27.053291][ T303] ? __rtnl_newlink (net/core/rtnetlink.c:3956) 
[ 27.053475][ T303] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6952) 
[ 27.053661][ T303] ? __lock_release (kernel/locking/lockdep.c:5536) 
[ 27.053843][ T303] ? __rtnl_newlink (net/core/rtnetlink.c:3956) 
[ 27.054024][ T303] rtnetlink_rcv_msg (net/core/rtnetlink.c:6954) 
[ 27.054206][ T303] ? validate_chain (kernel/locking/lockdep.c:3801 kernel/locking/lockdep.c:3821 kernel/locking/lockdep.c:3876) 
[ 27.054401][ T303] ? rtnl_port_fill (net/core/rtnetlink.c:6857) 
[ 27.054582][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5237) 
[ 27.054764][ T303] netlink_rcv_skb (net/netlink/af_netlink.c:2552) 
[ 27.054947][ T303] ? rtnl_port_fill (net/core/rtnetlink.c:6857) 
[ 27.055134][ T303] ? netlink_ack (net/netlink/af_netlink.c:2529) 
[ 27.055327][ T303] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.055511][ T303] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.055693][ T303] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.055880][ T303] ? netlink_attachskb (net/netlink/af_netlink.c:1331) 
[ 27.056060][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5237) 
[ 27.056258][ T303] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.056451][ T303] ? netlink_unicast (net/netlink/af_netlink.c:1815) 
[ 27.056742][ T303] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.056929][ T303] ? netlink_unicast (net/netlink/af_netlink.c:1815) 
[ 27.057133][ T303] ____sys_sendmsg (net/socket.c:727 net/socket.c:742 net/socket.c:2627) 
[ 27.057360][ T303] ? get_timestamp.constprop.0 (net/socket.c:2573) 
[ 27.057691][ T303] ? __copy_msghdr (net/socket.c:2553) 
[ 27.057875][ T303] ___sys_sendmsg (net/socket.c:2683) 
[ 27.058057][ T303] ? copy_msghdr_from_user (net/socket.c:2670) 
[ 27.058249][ T303] ? do_pte_missing (mm/memory.c:6009) 
[ 27.058433][ T303] ? __lock_acquire (kernel/locking/lockdep.c:5237) 
[ 27.058619][ T303] ? __handle_mm_fault (mm/memory.c:6195) 
[ 27.058800][ T303] ? __pmd_alloc (mm/memory.c:6104) 
[ 27.059094][ T303] ? lock_vma_under_rcu (./include/linux/rcupdate.h:874 mm/mmap_lock.c:170) 
[ 27.059309][ T303] __sys_sendmsg (net/socket.c:2713) 
[ 27.059491][ T303] ? __sys_sendmsg_sock (net/socket.c:2698) 
[ 27.059672][ T303] ? exc_page_fault (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:151 arch/x86/mm/fault.c:1484 arch/x86/mm/fault.c:1532) 
[ 27.059970][ T303] ? do_user_addr_fault (./arch/x86/include/asm/atomic.h:93 ./include/linux/atomic/atomic-arch-fallback.h:949 ./include/linux/atomic/atomic-instrumented.h:401 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/mmap_lock.h:143 ./include/linux/mmap_lock.h:267 arch/x86/mm/fault.c:1338) 
[ 27.060154][ T303] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:751) 
[ 27.060366][ T303] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.060547][ T303] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.060896][  T303] RIP: 0033:0x7f2c335471d7
[ 27.061087][ T303] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.061860][  T303] RSP: 002b:00007fff40617428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.062138][  T303] RAX: ffffffffffffffda RBX: 00007fff40617b60 RCX: 00007f2c335471d7
[   27.062427][  T303] RDX: 0000000000000000 RSI: 00007fff40617490 RDI: 0000000000000005
[   27.062812][  T303] RBP: 0000000000000006 R08: 0000000000000058 R09: 0000000000000000
[   27.063088][  T303] R10: 00007f2c3343e770 R11: 0000000000000246 R12: 00007fff40617b78


Finger prints:
bond_fill_info:rtnl_link_fill:rtmsg_ifinfo_build_skb:rtmsg_ifinfo:__dev_notify_flags