======================================
| 0
| xx__-> [   22.982240][  T283] ------------[ cut here ]------------
| [ 22.982702][ T283] WARNING: CPU: 1 PID: 283 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) 
| [   22.983298][  T283] Modules linked in: veth
[   22.984399][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.984761][ T283] 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) 
[ 22.985108][ T283] Code: 00 00 8b 05 67 1b 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 aa d0 79 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 67 1b 38 02    	mov    0x2381b67(%rip),%eax        # 0x2381b6f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 aa d0 79 00       	call   0x79d0cb
  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
[   22.986134][  T283] RSP: 0018:ffffc900004c7140 EFLAGS: 00010246
[   22.986502][  T283] RAX: 0000000000000000 RBX: ffff888005291000 RCX: 0000000000000001
[   22.986929][  T283] RDX: 0000000000000000 RSI: ffffffffac89f52e RDI: ffffffffac05a5a0
[   22.987381][  T283] RBP: ffffc900004c7230 R08: ffff88800974b800 R09: 0000000000000000
[   22.987826][  T283] R10: ffffc900004c75c8 R11: ffffffffad659728 R12: 1ffff92000098e2c
[   22.989561][  T283] R13: 0000000000000500 R14: ffffc900004c7880 R15: ffff888004e34e60
[   22.990041][  T283] FS:  00007fca04d49800(0000) GS:ffff888080927000(0000) knlGS:0000000000000000
[   22.990549][  T283] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.990907][  T283] CR2: 00000000004e59f8 CR3: 000000000cdfb003 CR4: 0000000000772ef0
[   22.991353][  T283] PKRU: 55555554
[   22.991598][  T283] Call Trace:
[   22.991811][  T283]  <TASK>
[ 22.991956][ T283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.992264][ T283] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.992545][ T283] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.992910][ T283] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 22.993214][ T283] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 22.993500][ T283] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 22.993889][ T283] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 22.994221][ T283] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.994576][ T283] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.994934][ T283] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.995307][ T283] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.995634][ T283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.995938][ T283] ? __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) 
[ 22.996360][ T283] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.996750][ T283] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.997134][ T283] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.997515][ T283] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.997893][ T283] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.998215][ T283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.998584][ T283] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.998944][ T283] ? __create_object (mm/kmemleak.c:771) 
[ 22.999254][ T283] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.999579][ T283] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.999876][ T283] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.000334][ T283] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.000693][ T283] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.001030][ T283] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.001380][ T283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.001673][ T283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.001989][ T283] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.002279][ T283] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.002559][ T283] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.002913][ T283] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.003286][ T283] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.003601][ T283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.003980][ T283] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.004286][ T283] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.004572][ T283] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.004877][ T283] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.005159][ T283] ? 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) 
[ 23.005530][ T283] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.005892][ T283] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.006219][ T283] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.006575][ T283] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.007008][ T283] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.007392][ T283] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 23.007723][ T283] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.008039][ T283] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.008339][ T283] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.008802][ T283] ___sys_sendmsg (net/socket.c:2670) 
[ 23.009086][ T283] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.009385][ T283] ? __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) 
[ 23.009746][ T283] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.010183][ T283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.010507][ T283] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.010848][ T283] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.011287][ T283] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.011669][ T283] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.012055][ T283] __sys_sendmsg (net/socket.c:2700) 
[ 23.012357][ T283] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.012811][ T283] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.013120][ T283] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.013418][ T283] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.013755][ T283] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.014246][  T283] RIP: 0033:0x7fca04f161e7
[ 23.014616][ T283] 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)
[   23.015913][  T283] RSP: 002b:00007ffee80c3d48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.016395][  T283] RAX: ffffffffffffffda RBX: 00007ffee80c4480 RCX: 00007fca04f161e7
[   23.016932][  T283] RDX: 0000000000000000 RSI: 00007ffee80c3db0 RDI: 0000000000000005
[   23.017366][  T283] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.017810][  T283] R10: 00007fca04e13498 R11: 0000000000000246 R12: 0000000000000004
[   23.018420][  T283] R13: 00000000686e6e74 R14: 0000000000499600 R15: 0000000000000000
| [   23.882590][  T289] ------------[ cut here ]------------
| [ 23.882993][ T289] WARNING: CPU: 3 PID: 289 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) 
| [   23.883560][  T289] Modules linked in: veth
| [   23.884363][  T289] Tainted: [W]=WARN
[   23.884581][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.884929][ T289] 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) 
[ 23.885244][ T289] Code: 00 00 8b 05 67 1b 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 aa d0 79 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 67 1b 38 02    	mov    0x2381b67(%rip),%eax        # 0x2381b6f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 aa d0 79 00       	call   0x79d0cb
  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
[   23.886254][  T289] RSP: 0018:ffffc90000547140 EFLAGS: 00010246
[   23.886606][  T289] RAX: 0000000000000000 RBX: ffff888008ecc000 RCX: 0000000000000001
[   23.887021][  T289] RDX: 0000000000000000 RSI: ffffffffac89f52e RDI: ffffffffac05a5a0
[   23.887446][  T289] RBP: ffffc90000547230 R08: ffff888009a5a000 R09: 0000000000000000
[   23.887862][  T289] R10: ffffc900005475c8 R11: ffffffffad659728 R12: 1ffff920000a8e2c
[   23.888293][  T289] R13: 0000000000000500 R14: ffffc90000547880 R15: ffff88800bdeade0
[   23.888710][  T289] FS:  00007f22e098f800(0000) GS:ffff888080a27000(0000) knlGS:0000000000000000
[   23.889209][  T289] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.889560][  T289] CR2: 00000000004e5aa0 CR3: 000000000b8f1001 CR4: 0000000000772ef0
[   23.890001][  T289] PKRU: 55555554
[   23.890224][  T289] Call Trace:
[   23.890432][  T289]  <TASK>
[ 23.890574][ T289] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.890862][ T289] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.891145][ T289] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.891435][ T289] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.891719][ T289] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.892001][ T289] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.892294][ T289] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.892578][ T289] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.892943][ T289] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.893230][ T289] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.893507][ T289] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.893791][ T289] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.894073][ T289] ? __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) 
[ 23.894360][ T289] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.894707][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.894992][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.895277][ T289] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.895565][ T289] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.895846][ T289] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.896133][ T289] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.896418][ T289] ? __create_object (mm/kmemleak.c:771) 
[ 23.896705][ T289] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.896982][ T289] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.897273][ T289] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.897620][ T289] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.897910][ T289] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.898204][ T289] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.898484][ T289] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.898768][ T289] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.899047][ T289] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.899334][ T289] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.899614][ T289] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.899893][ T289] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.900173][ T289] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.900469][ T289] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.900753][ T289] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.901036][ T289] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.901322][ T289] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.901614][ T289] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.901889][ T289] ? 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) 
[ 23.902166][ T289] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.902454][ T289] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.902742][ T289] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.903029][ T289] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.903318][ T289] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.903605][ T289] ? _copy_from_user (./arch/x86/include/asm/smap.h:29 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) 
[ 23.903888][ T289] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.904167][ T289] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.904605][ T289] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.905279][ T289] ___sys_sendmsg (net/socket.c:2670) 
[ 23.905742][ T289] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.906025][ T289] ? __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) 
[ 23.906396][ T289] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.906680][ T289] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.906966][ T289] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.907261][ T289] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.907543][ T289] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.907823][ T289] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.908110][ T289] __sys_sendmsg (net/socket.c:2700) 
[ 23.908403][ T289] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.908748][ T289] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.909040][ T289] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.909332][ T289] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.909613][ T289] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.909958][  T289] RIP: 0033:0x7f22e0b5c1e7
[ 23.910258][ T289] 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)
[   23.911281][  T289] RSP: 002b:00007ffe6e347308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.911703][  T289] RAX: ffffffffffffffda RBX: 00007ffe6e347a40 RCX: 00007f22e0b5c1e7
[   23.912119][  T289] RDX: 0000000000000000 RSI: 00007ffe6e347370 RDI: 0000000000000005
[   23.912557][  T289] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   23.912982][  T289] R10: 00007f22e0a59498 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast