======================================
| [  284.785154][ T2161] eth3: renamed from r1h3
| [  296.044622][ T2234] ------------[ cut here ]------------
| [ 296.044972][ T2234] WARNING: CPU: 3 PID: 2234 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) 
| [  296.045583][ T2234] Modules linked in: xfrm_interface sha1_generic xfrm_user cls_bpf drop_monitor act_gact cls_flower sch_ingress netdevsim psample
[  296.047052][ T2234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 296.047427][ T2234] 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) 
[ 296.047733][ T2234] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  296.048825][ T2234] RSP: 0018:ffffc90001487140 EFLAGS: 00010246
[  296.049662][ T2234] RAX: 0000000000000000 RBX: ffff8880111d4000 RCX: 0000000000000001
[  296.050118][ T2234] RDX: 0000000000000000 RSI: ffffffffb9f10759 RDI: ffffffffb9658280
[  296.050785][ T2234] RBP: ffffc90001487228 R08: ffff8880053e0800 R09: 0000000000000000
[  296.051228][ T2234] R10: ffffc900014875c8 R11: ffffffffbb273028 R12: 1ffff92000290e2c
[  296.051687][ T2234] R13: 0000000000000514 R14: ffffc90001487880 R15: ffff8880053ed8e0
[  296.052160][ T2234] FS:  00007f7c3c9cf800(0000) GS:ffff8880b0b19000(0000) knlGS:0000000000000000
[  296.052697][ T2234] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  296.053068][ T2234] CR2: 00000000004e59f8 CR3: 0000000018a45005 CR4: 0000000000772ef0
[  296.053517][ T2234] PKRU: 55555554
[  296.053739][ T2234] Call Trace:
[  296.053964][ T2234]  <TASK>
[ 296.054120][ T2234] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.054436][ T2234] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 296.054730][ T2234] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 296.055032][ T2234] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 296.055327][ T2234] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 296.055626][ T2234] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 296.055926][ T2234] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 296.056228][ T2234] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 296.056606][ T2234] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 296.056912][ T2234] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 296.057201][ T2234] ? __kernel_text_address (kernel/extable.c:79) 
[ 296.057505][ T2234] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.057798][ T2234] ? __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) 
[ 296.058091][ T2234] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 296.058461][ T2234] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 296.058765][ T2234] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 296.059067][ T2234] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 296.059362][ T2234] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 296.059681][ T2234] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.059975][ T2234] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 296.060268][ T2234] ? __create_object (mm/kmemleak.c:771) 
[ 296.060573][ T2234] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 296.060866][ T2234] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 296.061165][ T2234] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 296.061545][ T2234] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 296.061846][ T2234] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 296.062142][ T2234] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 296.062444][ T2234] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.062744][ T2234] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.063036][ T2234] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 296.063324][ T2234] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 296.063625][ T2234] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 296.063924][ T2234] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 296.064216][ T2234] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 296.064519][ T2234] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.064817][ T2234] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 296.065115][ T2234] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 296.065415][ T2234] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 296.065721][ T2234] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 296.066018][ T2234] ? 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) 
[ 296.066311][ T2234] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 296.066616][ T2234] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 296.066912][ T2234] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.067207][ T2234] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 296.067513][ T2234] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 296.067810][ T2234] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 296.068123][ T2234] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 296.068433][ T2234] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 296.068736][ T2234] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 296.069114][ T2234] ___sys_sendmsg (net/socket.c:2670) 
[ 296.069410][ T2234] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 296.069706][ T2234] ? __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) 
[ 296.070076][ T2234] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 296.070385][ T2234] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.070685][ T2234] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 296.070982][ T2234] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 296.071274][ T2234] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 296.071576][ T2234] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 296.071875][ T2234] __sys_sendmsg (net/socket.c:2700) 
[ 296.072168][ T2234] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 296.072551][ T2234] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 296.072857][ T2234] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 296.073149][ T2234] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 296.073452][ T2234] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  296.073820][ T2234] RIP: 0033:0x7f7c3cb9c1e7
[ 296.074126][ T2234] 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)
[  296.075210][ T2234] RSP: 002b:00007ffeba9ba048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  296.075661][ T2234] RAX: ffffffffffffffda RBX: 00007ffeba9ba780 RCX: 00007f7c3cb9c1e7
[  296.076106][ T2234] RDX: 0000000000000000 RSI: 00007ffeba9ba0b0 RDI: 0000000000000005
[  296.076553][ T2234] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  296.076998][ T2234] R10: 00007f7c3ca99498 R11: 0000000000000246 R12: 0000000000000003
[  296.077443][ T2234] R13: 00000000686e23b9 R14: 0000000000499600 R15: 0000000000000000
| [  297.046448][ T2246] ------------[ cut here ]------------
| [ 297.046776][ T2246] WARNING: CPU: 3 PID: 2246 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) 
| [  297.047349][ T2246] Modules linked in: xfrm_interface sha1_generic xfrm_user cls_bpf drop_monitor act_gact cls_flower sch_ingress netdevsim psample
| [  297.049130][ T2246] Tainted: [W]=WARN
[  297.049351][ T2246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 297.049708][ T2246] 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) 
[ 297.050000][ T2246] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  297.051019][ T2246] RSP: 0018:ffffc90001487140 EFLAGS: 00010246
[  297.051385][ T2246] RAX: 0000000000000000 RBX: ffff888017194000 RCX: 0000000000000001
[  297.051807][ T2246] RDX: 0000000000000000 RSI: ffffffffb9f10759 RDI: ffffffffb9658280
[  297.052228][ T2246] RBP: ffffc90001487228 R08: ffff88801a4c2000 R09: 0000000000000000
[  297.052664][ T2246] R10: ffffc900014875c8 R11: ffffffffbb273028 R12: 1ffff92000290e2c
[  297.053083][ T2246] R13: 0000000000000546 R14: ffffc90001487880 R15: ffff888013628060
[  297.053509][ T2246] FS:  00007f462bb85800(0000) GS:ffff8880b0b19000(0000) knlGS:0000000000000000
[  297.054003][ T2246] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  297.054363][ T2246] CR2: 00000000004e5a00 CR3: 000000001597c004 CR4: 0000000000772ef0
[  297.054798][ T2246] PKRU: 55555554
[  297.055010][ T2246] Call Trace:
[  297.055220][ T2246]  <TASK>
[ 297.055364][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.055666][ T2246] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 297.055943][ T2246] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 297.056224][ T2246] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 297.056527][ T2246] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 297.056815][ T2246] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 297.057102][ T2246] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 297.057483][ T2246] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 297.057767][ T2246] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 297.058044][ T2246] ? __kernel_text_address (kernel/extable.c:79) 
[ 297.058334][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.058634][ T2246] ? __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) 
[ 297.058919][ T2246] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 297.059272][ T2246] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 297.059568][ T2246] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 297.059853][ T2246] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 297.060136][ T2246] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 297.060429][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.060721][ T2246] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 297.061001][ T2246] ? __create_object (mm/kmemleak.c:771) 
[ 297.061286][ T2246] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 297.061579][ T2246] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 297.061864][ T2246] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 297.062213][ T2246] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 297.062513][ T2246] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 297.062807][ T2246] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 297.063088][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.063387][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.063674][ T2246] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 297.063952][ T2246] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 297.064235][ T2246] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 297.064528][ T2246] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 297.064815][ T2246] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 297.065107][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.065405][ T2246] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 297.065691][ T2246] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 297.065976][ T2246] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 297.066268][ T2246] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 297.066558][ T2246] ? 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) 
[ 297.066843][ T2246] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 297.067142][ T2246] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 297.069370][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.069785][ T2246] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 297.070072][ T2246] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 297.070349][ T2246] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 297.070651][ T2246] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 297.070930][ T2246] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 297.071216][ T2246] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 297.071584][ T2246] ___sys_sendmsg (net/socket.c:2670) 
[ 297.071859][ T2246] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 297.072134][ T2246] ? __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) 
[ 297.072499][ T2246] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 297.072779][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.073063][ T2246] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.073357][ T2246] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.073652][ T2246] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 297.073931][ T2246] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 297.074219][ T2246] __sys_sendmsg (net/socket.c:2700) 
[ 297.074503][ T2246] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 297.074848][ T2246] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 297.075137][ T2246] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 297.075431][ T2246] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 297.075722][ T2246] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  297.076066][ T2246] RIP: 0033:0x7f462bd521e7
[ 297.076357][ T2246] 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)
[  297.077351][ T2246] RSP: 002b:00007fff458eed98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  297.077785][ T2246] RAX: ffffffffffffffda RBX: 00007fff458ef4d0 RCX: 00007f462bd521e7
[  297.078200][ T2246] RDX: 0000000000000000 RSI: 00007fff458eee00 RDI: 0000000000000005
[  297.078634][ T2246] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  297.079049][ T2246] R10: 00007f462bc4f498 R11: 0000000000000246 R12: 0000000000000003
[  297.079480][ T2246] R13: 00000000686e23ba R14: 0000000000499600 R15: 0000000000000000
| [  298.027698][ T2258] ------------[ cut here ]------------
| [ 298.028028][ T2258] WARNING: CPU: 0 PID: 2258 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) 
| [  298.028757][ T2258] Modules linked in: xfrm_interface sha1_generic xfrm_user cls_bpf drop_monitor act_gact cls_flower sch_ingress netdevsim psample
| [  298.030071][ T2258] Tainted: [W]=WARN
[  298.030288][ T2258] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 298.030644][ T2258] 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) 
[ 298.030932][ T2258] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  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
[  298.031931][ T2258] RSP: 0018:ffffc90001687140 EFLAGS: 00010246
[  298.032286][ T2258] RAX: 0000000000000000 RBX: ffff888009024000 RCX: 0000000000000001
[  298.032710][ T2258] RDX: 0000000000000000 RSI: ffffffffb9f10759 RDI: ffffffffb9658280
[  298.033128][ T2258] RBP: ffffc90001687228 R08: ffff888016298800 R09: 0000000000000000
[  298.033554][ T2258] R10: ffffc900016875c8 R11: ffffffffbb273028 R12: 1ffff920002d0e2c
[  298.033977][ T2258] R13: 0000000000000578 R14: ffffc90001687880 R15: ffff8880122826e0
[  298.034401][ T2258] FS:  00007f1d111dc800(0000) GS:ffff8880b0999000(0000) knlGS:0000000000000000
[  298.034886][ T2258] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  298.035236][ T2258] CR2: 00000000004e5a08 CR3: 0000000018a10001 CR4: 0000000000772ef0
[  298.035671][ T2258] PKRU: 55555554
[  298.035880][ T2258] Call Trace:
[  298.036087][ T2258]  <TASK>
[ 298.036229][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.036541][ T2258] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 298.036814][ T2258] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 298.037095][ T2258] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 298.037387][ T2258] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 298.037671][ T2258] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 298.037955][ T2258] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 298.038239][ T2258] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 298.038606][ T2258] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 298.038913][ T2258] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 298.039201][ T2258] ? __kernel_text_address (kernel/extable.c:79) 
[ 298.039494][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.039783][ T2258] ? __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) 
[ 298.040062][ T2258] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 298.040412][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 298.040695][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 298.040971][ T2258] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 298.041250][ T2258] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 298.041541][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.041829][ T2258] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 298.042110][ T2258] ? __create_object (mm/kmemleak.c:771) 
[ 298.042403][ T2258] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 298.042682][ T2258] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 298.042960][ T2258] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 298.043305][ T2258] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 298.043603][ T2258] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 298.043885][ T2258] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 298.044172][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.044465][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.044743][ T2258] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 298.045014][ T2258] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 298.045296][ T2258] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 298.045582][ T2258] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 298.045859][ T2258] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 298.046140][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.046439][ T2258] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 298.046720][ T2258] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 298.047001][ T2258] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 298.047288][ T2258] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 298.047574][ T2258] ? 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) 
[ 298.047854][ T2258] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 298.048136][ T2258] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 298.048429][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.048719][ T2258] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 298.049000][ T2258] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 298.049276][ T2258] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 298.049569][ T2258] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 298.049848][ T2258] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 298.050123][ T2258] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 298.050507][ T2258] ___sys_sendmsg (net/socket.c:2670) 
[ 298.050783][ T2258] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 298.051060][ T2258] ? __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) 
[ 298.051416][ T2258] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 298.051694][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.051975][ T2258] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 298.052259][ T2258] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 298.052555][ T2258] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 298.052832][ T2258] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 298.053117][ T2258] __sys_sendmsg (net/socket.c:2700) 
[ 298.053407][ T2258] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 298.053751][ T2258] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 298.054044][ T2258] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 298.054323][ T2258] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 298.054620][ T2258] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  298.054965][ T2258] RIP: 0033:0x7f1d113a91e7
[ 298.055254][ T2258] 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)
[  298.056247][ T2258] RSP: 002b:00007fffb2bdbd18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  298.056686][ T2258] RAX: ffffffffffffffda RBX: 00007fffb2bdc450 RCX: 00007f1d113a91e7
[  298.057101][ T2258] RDX: 0000000000000000 RSI: 00007fffb2bdbd80 RDI: 0000000000000005
[  298.057525][ T2258] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  298.057941][ T2258] R10: 00007f1d112a6498 R11: 0000000000000246 R12: 0000000000000003


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