======================================
| 0
| xx__-> [ 2364.277835][T20362] ------------[ cut here ]------------
| [2364.278362][T20362] WARNING: CPU: 3 PID: 20362 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) 
| [ 2364.279321][T20362] Modules linked in: nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
[ 2364.281359][T20362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2364.281766][T20362] 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) 
[ 2364.282100][T20362] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2364.283214][T20362] RSP: 0018:ffffc90002597140 EFLAGS: 00010246
[ 2364.283593][T20362] RAX: 0000000000000000 RBX: ffff88800f374000 RCX: 0000000000000001
[ 2364.284089][T20362] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2364.284552][T20362] RBP: ffffc90002597230 R08: ffff88800b666800 R09: 0000000000000000
[ 2364.285021][T20362] R10: ffffc900025975c8 R11: ffffffff95c59728 R12: 1ffff920004b2e2c
[ 2364.285781][T20362] R13: 0000000000002328 R14: ffffc90002597880 R15: ffff88800bc12de0
[ 2364.286260][T20362] FS:  00007fcb5fccc800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2364.286816][T20362] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2364.287207][T20362] CR2: 00000000004e5aa0 CR3: 0000000009182001 CR4: 0000000000772ef0
[ 2364.287656][T20362] PKRU: 55555554
[ 2364.287910][T20362] Call Trace:
[ 2364.288140][T20362]  <TASK>
[2364.288292][T20362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.288610][T20362] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2364.288914][T20362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.289211][T20362] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2364.289532][T20362] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2364.289853][T20362] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2364.290164][T20362] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2364.290489][T20362] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2364.290879][T20362] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2364.291171][T20362] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2364.291464][T20362] ? __kernel_text_address (kernel/extable.c:79) 
[2364.291771][T20362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.292069][T20362] ? __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) 
[2364.292366][T20362] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2364.292767][T20362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.293065][T20362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.293356][T20362] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2364.293664][T20362] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2364.293978][T20362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.294270][T20362] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2364.294559][T20362] ? __create_object (mm/kmemleak.c:771) 
[2364.294873][T20362] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2364.295183][T20362] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2364.295480][T20362] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2364.295869][T20362] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2364.296170][T20362] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2364.296468][T20362] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.296769][T20362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.297078][T20362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.297393][T20362] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2364.297706][T20362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.298018][T20362] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.298311][T20362] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2364.298606][T20362] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.298930][T20362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.299230][T20362] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2364.299548][T20362] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.299859][T20362] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2364.300168][T20362] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2364.300470][T20362] ? 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) 
[2364.300785][T20362] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2364.301082][T20362] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2364.301387][T20362] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2364.301727][T20362] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2364.302040][T20362] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2364.302347][T20362] ? _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) 
[2364.302711][T20362] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2364.303028][T20362] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2364.303327][T20362] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2364.303716][T20362] ___sys_sendmsg (net/socket.c:2670) 
[2364.304019][T20362] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2364.304316][T20362] ? __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) 
[2364.304700][T20362] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2364.305016][T20362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.305328][T20362] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.305633][T20362] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.305951][T20362] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2364.306253][T20362] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.306569][T20362] __sys_sendmsg (net/socket.c:2700) 
[2364.306887][T20362] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2364.307253][T20362] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2364.307561][T20362] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.307866][T20362] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2364.308177][T20362] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2364.308556][T20362] RIP: 0033:0x7fcb5fe991e7
[ 2364.308884][T20362] 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)
[ 2364.309992][T20362] RSP: 002b:00007ffcad7898e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2364.310441][T20362] RAX: ffffffffffffffda RBX: 00007ffcad78a020 RCX: 00007fcb5fe991e7
[ 2364.311001][T20362] RDX: 0000000000000000 RSI: 00007ffcad789950 RDI: 0000000000000005
[ 2364.311449][T20362] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2364.311907][T20362] R10: 00007fcb5fd96498 R11: 0000000000000246 R12: 0000000000000003
[ 2364.312345][T20362] R13: 00000000686e3b4b R14: 0000000000499600 R15: 0000000000000000
| [ 2364.442954][T20363] ------------[ cut here ]------------
| [2364.443318][T20363] WARNING: CPU: 0 PID: 20363 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) 
| [ 2364.443923][T20363] Modules linked in: nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2364.446447][T20363] Tainted: [W]=WARN
[ 2364.446683][T20363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2364.447060][T20363] 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) 
[ 2364.447359][T20363] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2364.448426][T20363] RSP: 0018:ffffc90002757140 EFLAGS: 00010246
[ 2364.448801][T20363] RAX: 0000000000000000 RBX: ffff88800f371000 RCX: 0000000000000001
[ 2364.449268][T20363] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2364.449731][T20363] RBP: ffffc90002757230 R08: ffff8880147d0800 R09: 0000000000000000
[ 2364.450188][T20363] R10: ffffc900027575c8 R11: ffffffff95c59728 R12: 1ffff920004eae2c
[ 2364.450631][T20363] R13: 0000000000002328 R14: ffffc90002757880 R15: ffff88800e5f26e0
[ 2364.451079][T20363] FS:  00007ff61e682800(0000) GS:ffff88809f2a7000(0000) knlGS:0000000000000000
[ 2364.451605][T20363] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2364.451984][T20363] CR2: 00000000004e59f0 CR3: 000000000f07c005 CR4: 0000000000772ef0
[ 2364.452447][T20363] PKRU: 55555554
[ 2364.452679][T20363] Call Trace:
[ 2364.452900][T20363]  <TASK>
[2364.453052][T20363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.453364][T20363] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2364.453656][T20363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.453961][T20363] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2364.454269][T20363] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2364.454573][T20363] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2364.454879][T20363] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2364.455178][T20363] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2364.455576][T20363] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2364.455879][T20363] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2364.456167][T20363] ? __kernel_text_address (kernel/extable.c:79) 
[2364.456481][T20363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.456783][T20363] ? __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) 
[2364.457070][T20363] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2364.457440][T20363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.457743][T20363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.458035][T20363] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2364.458340][T20363] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2364.458632][T20363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.458942][T20363] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2364.459237][T20363] ? __create_object (mm/kmemleak.c:771) 
[2364.459551][T20363] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2364.459859][T20363] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2364.460151][T20363] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2364.460529][T20363] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2364.460842][T20363] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2364.461147][T20363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.461470][T20363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.461781][T20363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.462077][T20363] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2364.462382][T20363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.462694][T20363] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.462988][T20363] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2364.463280][T20363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.463598][T20363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.463907][T20363] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2364.464200][T20363] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.464504][T20363] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2364.464820][T20363] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2364.465111][T20363] ? 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) 
[2364.465407][T20363] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2364.465738][T20363] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2364.466040][T20363] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2364.466336][T20363] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2364.466639][T20363] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2364.466946][T20363] ? _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) 
[2364.467245][T20363] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2364.467571][T20363] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2364.467889][T20363] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2364.468264][T20363] ___sys_sendmsg (net/socket.c:2670) 
[2364.468566][T20363] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2364.468873][T20363] ? __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) 
[2364.469237][T20363] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2364.469551][T20363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.469862][T20363] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.470171][T20363] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.470468][T20363] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2364.470782][T20363] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.471085][T20363] __sys_sendmsg (net/socket.c:2700) 
[2364.471392][T20363] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2364.471780][T20363] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2364.472088][T20363] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.472382][T20363] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2364.472706][T20363] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2364.473070][T20363] RIP: 0033:0x7ff61e84f1e7
[ 2364.473374][T20363] 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)
[ 2364.474474][T20363] RSP: 002b:00007fffd8ea5ac8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2364.474957][T20363] RAX: ffffffffffffffda RBX: 00007fffd8ea6200 RCX: 00007ff61e84f1e7
[ 2364.475400][T20363] RDX: 0000000000000000 RSI: 00007fffd8ea5b30 RDI: 0000000000000005
[ 2364.475862][T20363] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2364.476304][T20363] R10: 00007ff61e74c498 R11: 0000000000000246 R12: 0000000000000003
[ 2364.476772][T20363] R13: 00000000686e3b4b R14: 0000000000499600 R15: 0000000000000000
| [ 2364.610465][T20364] ------------[ cut here ]------------
| [2364.610824][T20364] WARNING: CPU: 3 PID: 20364 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) 
| [ 2364.611426][T20364] Modules linked in: nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2364.613534][T20364] Tainted: [W]=WARN
[ 2364.614386][T20364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2364.614795][T20364] 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) 
[ 2364.615117][T20364] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2364.616191][T20364] RSP: 0018:ffffc90002767140 EFLAGS: 00010246
[ 2364.616577][T20364] RAX: 0000000000000000 RBX: ffff888008a71000 RCX: 0000000000000001
[ 2364.617046][T20364] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2364.617489][T20364] RBP: ffffc90002767230 R08: ffff8880096d8800 R09: 0000000000000000
[ 2364.617948][T20364] R10: ffffc900027675c8 R11: ffffffff95c59728 R12: 1ffff920004ece2c
[ 2364.618399][T20364] R13: 00000000000007d0 R14: ffffc90002767880 R15: ffff88800e5f0060
[ 2364.618857][T20364] FS:  00007fa0df767800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2364.619386][T20364] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2364.619786][T20364] CR2: 00000000004e5aa8 CR3: 0000000008cc5002 CR4: 0000000000772ef0
[ 2364.620233][T20364] PKRU: 55555554
[ 2364.620452][T20364] Call Trace:
[ 2364.620681][T20364]  <TASK>
[2364.620831][T20364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.621138][T20364] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2364.621443][T20364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.621754][T20364] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2364.622061][T20364] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2364.622357][T20364] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2364.622655][T20364] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2364.622965][T20364] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2364.623343][T20364] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2364.623649][T20364] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2364.623954][T20364] ? __kernel_text_address (kernel/extable.c:79) 
[2364.624245][T20364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.624558][T20364] ? __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) 
[2364.624870][T20364] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2364.625239][T20364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.625541][T20364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.625848][T20364] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2364.626140][T20364] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2364.626437][T20364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.626738][T20364] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2364.627046][T20364] ? __create_object (mm/kmemleak.c:771) 
[2364.627337][T20364] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2364.627637][T20364] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2364.627949][T20364] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2364.628338][T20364] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2364.628648][T20364] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2364.628970][T20364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.629267][T20364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.629586][T20364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.629889][T20364] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2364.630181][T20364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.630470][T20364] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.630822][T20364] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2364.631124][T20364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.631420][T20364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.631745][T20364] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2364.632045][T20364] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.632384][T20364] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2364.632722][T20364] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2364.633017][T20364] ? 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) 
[2364.633310][T20364] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2364.633607][T20364] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2364.633927][T20364] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2364.634235][T20364] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2364.634546][T20364] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2364.634859][T20364] ? _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) 
[2364.635170][T20364] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2364.635468][T20364] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2364.635773][T20364] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2364.636153][T20364] ___sys_sendmsg (net/socket.c:2670) 
[2364.636445][T20364] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2364.636768][T20364] ? __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) 
[2364.637141][T20364] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2364.637440][T20364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.637748][T20364] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.638058][T20364] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.638360][T20364] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2364.638659][T20364] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.638990][T20364] __sys_sendmsg (net/socket.c:2700) 
[2364.639296][T20364] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2364.639692][T20364] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2364.639999][T20364] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.640297][T20364] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2364.640592][T20364] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2364.640979][T20364] RIP: 0033:0x7fa0df9341e7
[ 2364.641284][T20364] 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)
[ 2364.642371][T20364] RSP: 002b:00007fff4bbc6cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2364.642826][T20364] RAX: ffffffffffffffda RBX: 00007fff4bbc73f0 RCX: 00007fa0df9341e7
[ 2364.643266][T20364] RDX: 0000000000000000 RSI: 00007fff4bbc6d20 RDI: 0000000000000005
[ 2364.643724][T20364] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2364.644166][T20364] R10: 00007fa0df831498 R11: 0000000000000246 R12: 0000000000000003
[ 2364.644637][T20364] R13: 00000000686e3b4b R14: 0000000000499600 R15: 0000000000000000
| [ 2364.802276][T20365] ------------[ cut here ]------------
| [2364.802648][T20365] WARNING: CPU: 2 PID: 20365 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) 
| [ 2364.803295][T20365] Modules linked in: nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2364.805338][T20365] Tainted: [W]=WARN
[ 2364.805578][T20365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2364.805989][T20365] 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) 
[ 2364.806324][T20365] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2364.808189][T20365] RSP: 0018:ffffc90002777140 EFLAGS: 00010246
[ 2364.808598][T20365] RAX: 0000000000000000 RBX: ffff888013e31000 RCX: 0000000000000001
[ 2364.809070][T20365] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2364.809559][T20365] RBP: ffffc90002777230 R08: ffff888014ab2000 R09: 0000000000000000
[ 2364.810025][T20365] R10: ffffc900027775c8 R11: ffffffff95c59728 R12: 1ffff920004eee2c
[ 2364.810490][T20365] R13: 00000000000005dc R14: ffffc90002777880 R15: ffff88800e5f18e0
[ 2364.810962][T20365] FS:  00007f450f523800(0000) GS:ffff88809f3a7000(0000) knlGS:0000000000000000
[ 2364.811504][T20365] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2364.811896][T20365] CR2: 00000000004e5aa8 CR3: 000000000ea80003 CR4: 0000000000772ef0
[ 2364.812369][T20365] PKRU: 55555554
[ 2364.812604][T20365] Call Trace:
[ 2364.812849][T20365]  <TASK>
[2364.813019][T20365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.813344][T20365] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2364.813652][T20365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.813975][T20365] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2364.814282][T20365] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2364.814609][T20365] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2364.814934][T20365] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2364.815256][T20365] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2364.815663][T20365] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2364.815982][T20365] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2364.816286][T20365] ? __kernel_text_address (kernel/extable.c:79) 
[2364.816613][T20365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.816935][T20365] ? __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) 
[2364.817241][T20365] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2364.817640][T20365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.817960][T20365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.818270][T20365] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2364.818587][T20365] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2364.818908][T20365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.819213][T20365] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2364.819546][T20365] ? __create_object (mm/kmemleak.c:771) 
[2364.819866][T20365] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2364.820181][T20365] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2364.820501][T20365] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2364.820892][T20365] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2364.821209][T20365] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2364.821533][T20365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.821851][T20365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.822174][T20365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.822490][T20365] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2364.822826][T20365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.823135][T20365] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2364.823439][T20365] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2364.823772][T20365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.824084][T20365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.824393][T20365] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2364.824733][T20365] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2364.825049][T20365] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2364.825367][T20365] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2364.825695][T20365] ? 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) 
[2364.826032][T20365] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2364.826345][T20365] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2364.826687][T20365] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2364.827000][T20365] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2364.827314][T20365] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2364.827627][T20365] ? _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) 
[2364.827962][T20365] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2364.828274][T20365] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2364.828578][T20365] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2364.828994][T20365] ___sys_sendmsg (net/socket.c:2670) 
[2364.829298][T20365] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2364.829627][T20365] ? __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) 
[2364.830037][T20365] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2364.830350][T20365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.830658][T20365] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2364.830999][T20365] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2364.831304][T20365] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2364.831610][T20365] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2364.831957][T20365] __sys_sendmsg (net/socket.c:2700) 
[2364.832264][T20365] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2364.832639][T20365] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2364.832985][T20365] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2364.833293][T20365] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2364.833602][T20365] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2364.834008][T20365] RIP: 0033:0x7f450f6f01e7
[ 2364.834336][T20365] 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)
[ 2364.835426][T20365] RSP: 002b:00007fff4344acd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2364.835911][T20365] RAX: ffffffffffffffda RBX: 00007fff4344b410 RCX: 00007f450f6f01e7
[ 2364.836368][T20365] RDX: 0000000000000000 RSI: 00007fff4344ad40 RDI: 0000000000000005
[ 2364.836839][T20365] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2364.837296][T20365] R10: 00007f450f5ed498 R11: 0000000000000246 R12: 0000000000000003
[ 2364.837763][T20365] R13: 00000000686e3b4b R14: 0000000000499600 R15: 0000000000000000
| [ 2364.989103][T20366] ------------[ cut here ]------------
| [2364.989508][T20366] WARNING: CPU: 2 PID: 20366 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) 
| [ 2364.990157][T20366] Modules linked in: nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2364.992193][T20366] Tainted: [W]=WARN
[ 2364.992428][T20366] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2364.992818][T20366] 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) 
[ 2364.993145][T20366] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2364.995382][T20366] RSP: 0018:ffffc90002787140 EFLAGS: 00010246
[ 2364.995795][T20366] RAX: 0000000000000000 RBX: ffff88800aa2c000 RCX: 0000000000000001
[ 2364.996258][T20366] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2364.996715][T20366] RBP: ffffc90002787230 R08: ffff888013b35000 R09: 0000000000000000
[ 2364.997162][T20366] R10: ffffc900027875c8 R11: ffffffff95c59728 R12: 1ffff920004f0e2c
[ 2364.997610][T20366] R13: 00000000000005dc R14: ffffc90002787880 R15: ffff88800e5f11e0
[ 2364.998078][T20366] FS:  00007f8e3f0ab800(0000) GS:ffff88809f3a7000(0000) knlGS:0000000000000000
[ 2364.998629][T20366] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2364.999023][T20366] CR2: 00000000004e5aa0 CR3: 000000000c6bb004 CR4: 0000000000772ef0
[ 2364.999488][T20366] PKRU: 55555554
[ 2364.999736][T20366] Call Trace:
[ 2364.999969][T20366]  <TASK>
[2365.000132][T20366] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.000456][T20366] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2365.000774][T20366] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2365.001084][T20366] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2365.001389][T20366] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2365.001707][T20366] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2365.002022][T20366] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2365.002335][T20366] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2365.002737][T20366] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2365.003045][T20366] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2365.003349][T20366] ? __kernel_text_address (kernel/extable.c:79) 
[2365.003658][T20366] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.003978][T20366] ? __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) 
[2365.004284][T20366] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2365.004665][T20366] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2365.004987][T20366] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2365.005290][T20366] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2365.005594][T20366] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2365.005911][T20366] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.006218][T20366] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2365.006522][T20366] ? __create_object (mm/kmemleak.c:771) 
[2365.006842][T20366] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2365.007158][T20366] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2365.007465][T20366] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2365.007857][T20366] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2365.008170][T20366] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2365.008478][T20366] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2365.008792][T20366] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.009101][T20366] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.009408][T20366] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2365.009739][T20366] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2365.010047][T20366] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2365.010350][T20366] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2365.010656][T20366] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2365.010975][T20366] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.011283][T20366] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2365.011588][T20366] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2365.011912][T20366] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2365.012232][T20366] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2365.012533][T20366] ? 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) 
[2365.012856][T20366] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2365.013163][T20366] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2365.013477][T20366] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2365.013796][T20366] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2365.014110][T20366] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2365.014416][T20366] ? _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) 
[2365.014734][T20366] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2365.015037][T20366] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2365.015341][T20366] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2365.015735][T20366] ___sys_sendmsg (net/socket.c:2670) 
[2365.016041][T20366] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2365.016348][T20366] ? __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) 
[2365.016737][T20366] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2365.017047][T20366] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.017357][T20366] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.017666][T20366] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.017985][T20366] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2365.018320][T20366] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2365.018635][T20366] __sys_sendmsg (net/socket.c:2700) 
[2365.018961][T20366] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2365.019339][T20366] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2365.019681][T20366] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2365.019990][T20366] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2365.020297][T20366] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2365.020683][T20366] RIP: 0033:0x7f8e3f2781e7
[ 2365.021008][T20366] 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)
[ 2365.022080][T20366] RSP: 002b:00007ffde5811e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2365.022537][T20366] RAX: ffffffffffffffda RBX: 00007ffde58125d0 RCX: 00007f8e3f2781e7
[ 2365.022999][T20366] RDX: 0000000000000000 RSI: 00007ffde5811f00 RDI: 0000000000000005
[ 2365.023454][T20366] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2365.023915][T20366] R10: 00007f8e3f175498 R11: 0000000000000246 R12: 0000000000000003
[ 2365.024363][T20366] R13: 00000000686e3b4b R14: 0000000000499600 R15: 0000000000000000
| [ 2365.154986][T20367] ------------[ cut here ]------------
| [2365.155328][T20367] WARNING: CPU: 3 PID: 20367 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) 
| [ 2365.155934][T20367] Modules linked in: nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2365.157916][T20367] Tainted: [W]=WARN
[ 2365.158142][T20367] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2365.158507][T20367] 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) 
[ 2365.158820][T20367] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2365.159900][T20367] RSP: 0018:ffffc90002797140 EFLAGS: 00010246
[ 2365.160272][T20367] RAX: 0000000000000000 RBX: ffff888008b81000 RCX: 0000000000000001
[ 2365.160724][T20367] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2365.161162][T20367] RBP: ffffc90002797230 R08: ffff888008ecd000 R09: 0000000000000000
[ 2365.161602][T20367] R10: ffffc900027975c8 R11: ffffffff95c59728 R12: 1ffff920004f2e2c
[ 2365.162063][T20367] R13: 00000000000007d0 R14: ffffc90002797880 R15: ffff8880141d7860
[ 2365.162503][T20367] FS:  00007f67a285b800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2365.163029][T20367] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2365.163401][T20367] CR2: 00000000004e59f0 CR3: 000000000b796003 CR4: 0000000000772ef0
[ 2365.163860][T20367] PKRU: 55555554
[ 2365.164080][T20367] Call Trace:
[ 2365.164299][T20367]  <TASK>
[2365.164449][T20367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.164758][T20367] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2365.165052][T20367] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2365.165347][T20367] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2365.165640][T20367] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2365.165950][T20367] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2365.166252][T20367] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2365.166554][T20367] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2365.166934][T20367] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2365.167225][T20367] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2365.167514][T20367] ? __kernel_text_address (kernel/extable.c:79) 
[2365.167822][T20367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.168129][T20367] ? __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) 
[2365.168422][T20367] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2365.168797][T20367] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2365.169097][T20367] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2365.169388][T20367] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2365.169702][T20367] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2365.170000][T20367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.170299][T20367] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2365.170592][T20367] ? __create_object (mm/kmemleak.c:771) 
[2365.170899][T20367] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2365.171193][T20367] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2365.171484][T20367] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2365.171860][T20367] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2365.172162][T20367] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2365.172461][T20367] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2365.172772][T20367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.173075][T20367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.173370][T20367] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2365.173663][T20367] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2365.173977][T20367] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2365.174279][T20367] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2365.174576][T20367] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2365.174886][T20367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.175195][T20367] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2365.175491][T20367] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2365.175795][T20367] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2365.176101][T20367] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2365.176391][T20367] ? 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) 
[2365.176700][T20367] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2365.176999][T20367] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2365.177308][T20367] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2365.177608][T20367] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2365.177915][T20367] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2365.178211][T20367] ? _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) 
[2365.178508][T20367] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2365.178812][T20367] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2365.179104][T20367] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2365.179491][T20367] ___sys_sendmsg (net/socket.c:2670) 
[2365.179792][T20367] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2365.180086][T20367] ? __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) 
[2365.180450][T20367] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2365.180755][T20367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.181050][T20367] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2365.181347][T20367] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2365.181647][T20367] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2365.181951][T20367] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2365.182250][T20367] __sys_sendmsg (net/socket.c:2700) 
[2365.182538][T20367] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2365.182914][T20367] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2365.183221][T20367] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2365.183514][T20367] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2365.183824][T20367] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2365.184188][T20367] RIP: 0033:0x7f67a2a281e7
[ 2365.184495][T20367] 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)
[ 2365.185553][T20367] RSP: 002b:00007fffb9f1e098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2365.186013][T20367] RAX: ffffffffffffffda RBX: 00007fffb9f1e7d0 RCX: 00007f67a2a281e7
[ 2365.186452][T20367] RDX: 0000000000000000 RSI: 00007fffb9f1e100 RDI: 0000000000000005
[ 2365.186900][T20367] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2365.187339][T20367] R10: 00007f67a2925498 R11: 0000000000000246 R12: 0000000000000003
[ 2365.187799][T20367] R13: 00000000686e3b4b R14: 0000000000499600 R15: 0000000000000000
| [ 2399.908023][T20578] ------------[ cut here ]------------
| [2399.908362][T20578] WARNING: CPU: 3 PID: 20578 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) 
| [ 2399.909259][T20578] Modules linked in: bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2399.911710][T20578] Tainted: [W]=WARN
[ 2399.911944][T20578] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2399.912333][T20578] 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) 
[ 2399.912653][T20578] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2399.913816][T20578] RSP: 0018:ffffc900000a6ef0 EFLAGS: 00010246
[ 2399.914233][T20578] RAX: 0000000000000000 RBX: ffff88801167a000 RCX: 0000000000000001
[ 2399.914703][T20578] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2399.915168][T20578] RBP: ffffc900000a6fe0 R08: 0000000000000000 R09: 0000000000000000
[ 2399.915637][T20578] R10: ffffc900000a7010 R11: ffffffff953798a0 R12: 1ffff92000014de2
[ 2399.916112][T20578] R13: 0000000000002328 R14: ffffc900000a7010 R15: ffff88801167af08
[ 2399.916587][T20578] FS:  00007f1d00b3e800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2399.917144][T20578] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2399.917539][T20578] CR2: 00000000004e5aa0 CR3: 0000000005e32006 CR4: 0000000000772ef0
[ 2399.918038][T20578] PKRU: 55555554
[ 2399.918289][T20578] Call Trace:
[ 2399.918523][T20578]  <TASK>
[2399.918848][T20578] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2399.919161][T20578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2399.919492][T20578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2399.919955][T20578] netif_set_mtu (net/core/dev.c:9652) 
[2399.920280][T20578] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2399.920619][T20578] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2399.921023][T20578] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2399.921469][T20578] br_add_if (net/bridge/br_if.c:697) bridge 
[2399.921859][T20578] do_set_master (net/core/rtnetlink.c:2948) 
[2399.922194][T20578] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2399.922504][T20578] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2399.922914][T20578] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2399.923234][T20578] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2399.923544][T20578] ? __kernel_text_address (kernel/extable.c:79) 
[2399.923877][T20578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2399.924204][T20578] ? __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) 
[2399.924525][T20578] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2399.924938][T20578] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2399.925266][T20578] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2399.925593][T20578] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2399.925941][T20578] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2399.926268][T20578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2399.926581][T20578] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2399.926899][T20578] ? __create_object (mm/kmemleak.c:771) 
[2399.927218][T20578] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2399.927535][T20578] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2399.927870][T20578] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2399.928273][T20578] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2399.928603][T20578] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2399.928942][T20578] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2399.929266][T20578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2399.929606][T20578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2399.929940][T20578] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2399.930253][T20578] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2399.930576][T20578] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2399.930895][T20578] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2399.931213][T20578] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2399.931524][T20578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2399.931848][T20578] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2399.932158][T20578] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2399.932465][T20578] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2399.932805][T20578] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2399.933116][T20578] ? 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) 
[2399.933426][T20578] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2399.933761][T20578] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2399.934078][T20578] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2399.934397][T20578] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2399.934712][T20578] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2399.935028][T20578] ? _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) 
[2399.935352][T20578] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2399.935682][T20578] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2399.935991][T20578] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2399.936397][T20578] ___sys_sendmsg (net/socket.c:2670) 
[2399.936707][T20578] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2399.937022][T20578] ? __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) 
[2399.937425][T20578] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2399.937759][T20578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2399.938084][T20578] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2399.938397][T20578] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2399.938709][T20578] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2399.939015][T20578] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2399.939330][T20578] __sys_sendmsg (net/socket.c:2700) 
[2399.939651][T20578] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2399.940050][T20578] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2399.940373][T20578] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2399.940691][T20578] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2399.941002][T20578] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2399.941386][T20578] RIP: 0033:0x7f1d00d0b1e7
[ 2399.941720][T20578] 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)
[ 2399.942838][T20578] RSP: 002b:00007ffc42667dc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2399.943304][T20578] RAX: ffffffffffffffda RBX: 00007ffc42668500 RCX: 00007f1d00d0b1e7
[ 2399.943771][T20578] RDX: 0000000000000000 RSI: 00007ffc42667e30 RDI: 0000000000000005
[ 2399.944240][T20578] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 2399.944706][T20578] R10: 000000001a248910 R11: 0000000000000246 R12: 0000000000000003
[ 2399.945166][T20578] R13: 00000000686e3b6e R14: 0000000000499600 R15: 0000000000000000
| [ 2405.242695][T20626] ------------[ cut here ]------------
| [2405.243116][T20626] WARNING: CPU: 3 PID: 20626 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) 
| [ 2405.244676][T20626] Modules linked in: bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2405.247322][T20626] Tainted: [W]=WARN
[ 2405.247567][T20626] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2405.248010][T20626] 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) 
[ 2405.248347][T20626] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2405.249474][T20626] RSP: 0018:ffffc9000097ef70 EFLAGS: 00010246
[ 2405.249906][T20626] RAX: 0000000000000000 RBX: ffff88801167a000 RCX: 0000000000000001
[ 2405.250382][T20626] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2405.251193][T20626] RBP: ffffc9000097f058 R08: 0000000000000000 R09: 0000000000000000
[ 2405.252010][T20626] R10: ffffc9000097f088 R11: ffffffff91200130 R12: 1ffff9200012fdf2
[ 2405.252845][T20626] R13: 00000000000005dc R14: ffffc9000097f088 R15: ffff88801167af08
[ 2405.253657][T20626] FS:  00007f3d3af13800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2405.254632][T20626] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2405.255294][T20626] CR2: 00000000004e5aa0 CR3: 0000000004ec7003 CR4: 0000000000772ef0
[ 2405.256081][T20626] PKRU: 55555554
[ 2405.256479][T20626] Call Trace:
[ 2405.256919][T20626]  <TASK>
[2405.257113][T20626] ? __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) 
[2405.257514][T20626] ? br_del_if (net/bridge/br_if.c:742) bridge 
[2405.257903][T20626] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[2405.258217][T20626] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2405.258525][T20626] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2405.258868][T20626] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2405.259177][T20626] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2405.259497][T20626] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2405.259831][T20626] ? ___sys_sendmsg (net/socket.c:2670) 
[2405.260155][T20626] ? __sys_sendmsg (net/socket.c:2700) 
[2405.260468][T20626] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2405.260914][T20626] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2405.261525][T20626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2405.261867][T20626] netif_set_mtu (net/core/dev.c:9652) 
[2405.262180][T20626] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2405.262511][T20626] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2405.262770][T20626] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2405.263209][T20626] br_del_if (net/bridge/br_if.c:743) bridge 
[2405.263567][T20626] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[2405.263902][T20626] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[2405.264216][T20626] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2405.264528][T20626] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2405.265176][T20626] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2405.265648][T20626] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2405.265978][T20626] ? __kernel_text_address (kernel/extable.c:79) 
[2405.266296][T20626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2405.266608][T20626] ? __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) 
[2405.266938][T20626] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2405.267325][T20626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2405.267648][T20626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2405.267970][T20626] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2405.268288][T20626] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2405.268598][T20626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2405.268930][T20626] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2405.269248][T20626] ? __create_object (mm/kmemleak.c:771) 
[2405.269581][T20626] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2405.269911][T20626] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2405.270223][T20626] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2405.270614][T20626] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2405.270951][T20626] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2405.271265][T20626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2405.271572][T20626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2405.271912][T20626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2405.272220][T20626] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2405.272524][T20626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2405.272857][T20626] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2405.273178][T20626] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2405.273487][T20626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2405.273826][T20626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2405.274140][T20626] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2405.274452][T20626] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2405.274782][T20626] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2405.275105][T20626] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2405.275415][T20626] ? 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) 
[2405.275747][T20626] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2405.276062][T20626] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2405.276378][T20626] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2405.276750][T20626] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2405.277113][T20626] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2405.277424][T20626] ? _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) 
[2405.277772][T20626] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2405.278093][T20626] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2405.278402][T20626] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2405.278858][T20626] ___sys_sendmsg (net/socket.c:2670) 
[2405.279168][T20626] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2405.279478][T20626] ? __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) 
[2405.279904][T20626] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2405.280228][T20626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2405.280544][T20626] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2405.280885][T20626] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2405.281196][T20626] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2405.281507][T20626] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2405.281856][T20626] __sys_sendmsg (net/socket.c:2700) 
[2405.282167][T20626] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2405.282577][T20626] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2405.282928][T20626] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2405.283242][T20626] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2405.283555][T20626] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2405.283961][T20626] RIP: 0033:0x7f3d3b0e01e7
[ 2405.284285][T20626] 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)
[ 2405.285529][T20626] RSP: 002b:00007ffc6a4d0bb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2405.286011][T20626] RAX: ffffffffffffffda RBX: 00007ffc6a4d12f0 RCX: 00007f3d3b0e01e7
[ 2405.286479][T20626] RDX: 0000000000000000 RSI: 00007ffc6a4d0c20 RDI: 0000000000000005
[ 2405.286951][T20626] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 2405.287420][T20626] R10: 00007f3d3afdd498 R11: 0000000000000246 R12: 0000000000000002
[ 2405.287892][T20626] R13: 00000000686e3b74 R14: 0000000000499600 R15: 0000000000000000
| [ 2406.165374][T20633] ------------[ cut here ]------------
| [2406.165715][T20633] WARNING: CPU: 0 PID: 20633 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) 
| [ 2406.166361][T20633] Modules linked in: 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2406.169460][T20633] Tainted: [W]=WARN
[ 2406.169937][T20633] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2406.170331][T20633] 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) 
[ 2406.170845][T20633] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2406.172168][T20633] RSP: 0018:ffffc9000028eef0 EFLAGS: 00010246
[ 2406.172571][T20633] RAX: 0000000000000000 RBX: ffff88801167a000 RCX: 0000000000000001
[ 2406.173166][T20633] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2406.173650][T20633] RBP: ffffc9000028efe0 R08: 0000000000000000 R09: 0000000000000000
[ 2406.174149][T20633] R10: ffffc9000028f010 R11: ffffffff953798a0 R12: 1ffff92000051de2
[ 2406.174635][T20633] R13: 0000000000002328 R14: ffffc9000028f010 R15: ffff88801167af08
[ 2406.175134][T20633] FS:  00007f291d60a800(0000) GS:ffff88809f2a7000(0000) knlGS:0000000000000000
[ 2406.175710][T20633] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2406.176130][T20633] CR2: 00000000004e6888 CR3: 000000000f072003 CR4: 0000000000772ef0
[ 2406.176621][T20633] PKRU: 55555554
[ 2406.176879][T20633] Call Trace:
[ 2406.177124][T20633]  <TASK>
[2406.177293][T20633] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2406.177625][T20633] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2406.177970][T20633] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2406.178301][T20633] netif_set_mtu (net/core/dev.c:9652) 
[2406.178633][T20633] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2406.178988][T20633] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2406.179238][T20633] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2406.179718][T20633] br_add_if (net/bridge/br_if.c:697) bridge 
[2406.180093][T20633] do_set_master (net/core/rtnetlink.c:2948) 
[2406.180423][T20633] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2406.180763][T20633] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2406.181179][T20633] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2406.181502][T20633] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2406.181836][T20633] ? __kernel_text_address (kernel/extable.c:79) 
[2406.182164][T20633] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2406.182492][T20633] ? __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) 
[2406.182828][T20633] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2406.183230][T20633] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2406.183563][T20633] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2406.183893][T20633] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2406.184219][T20633] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2406.184546][T20633] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2406.184883][T20633] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2406.185208][T20633] ? __create_object (mm/kmemleak.c:771) 
[2406.185533][T20633] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2406.185868][T20633] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2406.186196][T20633] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2406.186600][T20633] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2406.186947][T20633] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2406.187280][T20633] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2406.187604][T20633] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2406.187944][T20633] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2406.188269][T20633] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2406.188597][T20633] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2406.188934][T20633] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2406.189265][T20633] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2406.189599][T20633] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2406.189936][T20633] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2406.190273][T20633] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2406.190601][T20633] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2406.190939][T20633] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2406.191287][T20633] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2406.191608][T20633] ? 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) 
[2406.191944][T20633] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2406.192277][T20633] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2406.192611][T20633] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2406.192950][T20633] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2406.193280][T20633] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2406.193613][T20633] ? _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) 
[2406.193949][T20633] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2406.194277][T20633] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2406.194604][T20633] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2406.195026][T20633] ___sys_sendmsg (net/socket.c:2670) 
[2406.195352][T20633] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2406.195691][T20633] ? __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) 
[2406.196101][T20633] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2406.196430][T20633] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2406.196770][T20633] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2406.197105][T20633] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2406.197429][T20633] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2406.197762][T20633] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2406.198095][T20633] __sys_sendmsg (net/socket.c:2700) 
[2406.198420][T20633] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2406.198833][T20633] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2406.199170][T20633] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2406.199507][T20633] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2406.199845][T20633] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2406.200247][T20633] RIP: 0033:0x7f291d7d71e7
[ 2406.200582][T20633] 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)
[ 2406.201758][T20633] RSP: 002b:00007ffc5c3112c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2406.202248][T20633] RAX: ffffffffffffffda RBX: 00007ffc5c311a00 RCX: 00007f291d7d71e7
[ 2406.202742][T20633] RDX: 0000000000000000 RSI: 00007ffc5c311330 RDI: 0000000000000005
[ 2406.203238][T20633] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 2406.203736][T20633] R10: 000000003cec1910 R11: 0000000000000246 R12: 0000000000000003
[ 2406.204225][T20633] R13: 00000000686e3b74 R14: 0000000000499600 R15: 0000000000000000
| [ 2411.836089][T20686] ------------[ cut here ]------------
| [2411.836429][T20686] WARNING: CPU: 3 PID: 20686 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) 
| [ 2411.837076][T20686] Modules linked in: 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2411.839701][T20686] Tainted: [W]=WARN
[ 2411.839952][T20686] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2411.840347][T20686] 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) 
[ 2411.840686][T20686] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2411.841837][T20686] RSP: 0018:ffffc90000806e80 EFLAGS: 00010246
[ 2411.842239][T20686] RAX: 0000000000000000 RBX: ffff88801167a000 RCX: 0000000000000001
[ 2411.842821][T20686] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2411.843303][T20686] RBP: ffffc90000806f68 R08: 0000000000000000 R09: 0000000000000000
[ 2411.843811][T20686] R10: ffffc90000806f98 R11: ffffffff94220d81 R12: 1ffff92000100dd4
[ 2411.844291][T20686] R13: 00000000000005dc R14: ffffc90000806f98 R15: ffff88801167af08
[ 2411.845015][T20686] FS:  00007f18fb4c7800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2411.845586][T20686] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2411.846333][T20686] CR2: 00000000004a1738 CR3: 000000000fd57005 CR4: 0000000000772ef0
[ 2411.846989][T20686] PKRU: 55555554
[ 2411.847241][T20686] Call Trace:
[ 2411.847490][T20686]  <TASK>
[2411.847653][T20686] ? __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) 
[2411.848158][T20686] ? br_del_if (net/bridge/br_if.c:742) bridge 
[2411.848528][T20686] ? br_device_event (net/bridge/br.c:141) bridge 
[2411.848899][T20686] ? notifier_call_chain (kernel/notifier.c:87 (discriminator 2)) 
[2411.849237][T20686] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2411.849568][T20686] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2411.849900][T20686] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2411.850220][T20686] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2411.850539][T20686] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2411.850867][T20686] ? ___sys_sendmsg (net/socket.c:2670) 
[2411.851189][T20686] ? __sys_sendmsg (net/socket.c:2700) 
[2411.851508][T20686] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2411.851853][T20686] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2411.852258][T20686] netif_set_mtu (net/core/dev.c:9652) 
[2411.852576][T20686] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2411.852925][T20686] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2411.853175][T20686] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2411.853619][T20686] br_del_if (net/bridge/br_if.c:743) bridge 
[2411.853988][T20686] br_device_event (net/bridge/br.c:141) bridge 
[2411.854351][T20686] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[2411.854825][T20686] ? nft_offload_netdev_event (net/netfilter/nf_tables_offload.c:684) nf_tables 
[2411.855264][T20686] notifier_call_chain (kernel/notifier.c:87 (discriminator 2)) 
[2411.855592][T20686] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[2411.856014][T20686] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[2411.856443][T20686] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[2411.856790][T20686] rtnl_dellink (net/core/rtnetlink.c:3515 net/core/rtnetlink.c:3555) 
[2411.857127][T20686] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[2411.857504][T20686] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2411.857854][T20686] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2411.858181][T20686] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2411.858559][T20686] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2411.858897][T20686] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2411.859231][T20686] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[2411.859589][T20686] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2411.859946][T20686] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2411.860272][T20686] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2411.860598][T20686] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2411.860928][T20686] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2411.861248][T20686] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2411.861579][T20686] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2411.861916][T20686] ? 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) 
[2411.862239][T20686] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2411.862565][T20686] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2411.862908][T20686] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2411.863233][T20686] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2411.863552][T20686] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2411.863917][T20686] ? _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) 
[2411.864266][T20686] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2411.864592][T20686] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2411.864986][T20686] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2411.865409][T20686] ? rcu_read_unlock (./include/linux/rcupdate.h:341 (discriminator 9) ./include/linux/rcupdate.h:871 (discriminator 9)) 
[2411.865764][T20686] ___sys_sendmsg (net/socket.c:2670) 
[2411.866102][T20686] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2411.866427][T20686] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[2411.866775][T20686] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[2411.867104][T20686] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[2411.867449][T20686] ? __handle_mm_fault (mm/memory.c:6212) 
[2411.867793][T20686] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[2411.868131][T20686] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[2411.868473][T20686] __sys_sendmsg (net/socket.c:2700) 
[2411.868811][T20686] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2411.869151][T20686] ? 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) 
[2411.869482][T20686] ? 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:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[2411.869838][T20686] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2411.870161][T20686] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2411.870481][T20686] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2411.870884][T20686] RIP: 0033:0x7f18fb6941e7
[ 2411.871218][T20686] 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)
[ 2411.872406][T20686] RSP: 002b:00007ffeb38391b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2411.872914][T20686] RAX: ffffffffffffffda RBX: 00007ffeb38398f0 RCX: 00007f18fb6941e7
[ 2411.873404][T20686] RDX: 0000000000000000 RSI: 00007ffeb3839220 RDI: 0000000000000005
[ 2411.873912][T20686] RBP: 0000000000000000 R08: 000000000000002c R09: 0000000000404130
[ 2411.874397][T20686] R10: 0000000000404130 R11: 0000000000000246 R12: 00007ffeb3839908
[ 2411.874883][T20686] R13: 00000000686e3b7a R14: 0000000000499600 R15: 0000000000000000
| [ 2428.128604][T20810] ------------[ cut here ]------------
| [2428.128976][T20810] WARNING: CPU: 2 PID: 20810 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) 
| [ 2428.129578][T20810] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2428.132578][T20810] Tainted: [W]=WARN
[ 2428.132815][T20810] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2428.133203][T20810] 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) 
[ 2428.133503][T20810] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2428.134558][T20810] RSP: 0018:ffffc9000115f140 EFLAGS: 00010246
[ 2428.134956][T20810] RAX: 0000000000000000 RBX: ffff88800e9a4000 RCX: 0000000000000001
[ 2428.135385][T20810] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2428.135826][T20810] RBP: ffffc9000115f230 R08: ffff888011762000 R09: 0000000000000000
[ 2428.136261][T20810] R10: ffffc9000115f5c8 R11: ffffffff95c59728 R12: 1ffff9200022be2c
[ 2428.136698][T20810] R13: 0000000000002611 R14: ffffc9000115f880 R15: ffff888011aab860
[ 2428.137124][T20810] FS:  00007fb60936c800(0000) GS:ffff88809f3a7000(0000) knlGS:0000000000000000
[ 2428.137622][T20810] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2428.137993][T20810] CR2: 00000000004e5aa0 CR3: 000000001834f004 CR4: 0000000000772ef0
[ 2428.138430][T20810] PKRU: 55555554
[ 2428.138655][T20810] Call Trace:
[ 2428.138886][T20810]  <TASK>
[2428.139041][T20810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.139336][T20810] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2428.139638][T20810] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.139944][T20810] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2428.140234][T20810] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2428.140534][T20810] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2428.140838][T20810] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2428.141136][T20810] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2428.141498][T20810] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2428.141799][T20810] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2428.142086][T20810] ? __kernel_text_address (kernel/extable.c:79) 
[2428.142386][T20810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.142691][T20810] ? __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) 
[2428.142985][T20810] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2428.143346][T20810] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.143642][T20810] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.143940][T20810] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2428.144231][T20810] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2428.144531][T20810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.144832][T20810] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2428.145118][T20810] ? __create_object (mm/kmemleak.c:771) 
[2428.145410][T20810] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2428.145714][T20810] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2428.146005][T20810] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2428.146363][T20810] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2428.146659][T20810] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2428.146975][T20810] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.147264][T20810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.147562][T20810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.147866][T20810] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2428.148157][T20810] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.148448][T20810] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.148750][T20810] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2428.149040][T20810] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.149342][T20810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.149644][T20810] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2428.149949][T20810] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.150238][T20810] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2428.150545][T20810] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2428.150841][T20810] ? 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) 
[2428.151135][T20810] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2428.151441][T20810] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2428.151749][T20810] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2428.152081][T20810] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2428.152374][T20810] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2428.152682][T20810] ? _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) 
[2428.152979][T20810] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2428.153274][T20810] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2428.153570][T20810] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2428.153952][T20810] ___sys_sendmsg (net/socket.c:2670) 
[2428.154246][T20810] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2428.154536][T20810] ? __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) 
[2428.154905][T20810] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2428.155199][T20810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.155491][T20810] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.155805][T20810] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.156097][T20810] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2428.156387][T20810] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.156693][T20810] __sys_sendmsg (net/socket.c:2700) 
[2428.156982][T20810] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2428.157337][T20810] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2428.157643][T20810] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.157949][T20810] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2428.158242][T20810] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2428.158595][T20810] RIP: 0033:0x7fb6095391e7
[ 2428.158908][T20810] 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)
[ 2428.159933][T20810] RSP: 002b:00007fff06f45088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2428.160375][T20810] RAX: ffffffffffffffda RBX: 00007fff06f457c0 RCX: 00007fb6095391e7
[ 2428.160820][T20810] RDX: 0000000000000000 RSI: 00007fff06f450f0 RDI: 0000000000000005
[ 2428.161250][T20810] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2428.161692][T20810] R10: 00007fb609436498 R11: 0000000000000246 R12: 0000000000000003
[ 2428.162133][T20810] R13: 00000000686e3b8a R14: 0000000000499600 R15: 0000000000000000
| [ 2428.369651][T20811] ------------[ cut here ]------------
| [2428.370006][T20811] WARNING: CPU: 3 PID: 20811 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) 
| [ 2428.370562][T20811] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2428.372898][T20811] Tainted: [W]=WARN
[ 2428.373123][T20811] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2428.373502][T20811] 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) 
[ 2428.373828][T20811] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2428.374856][T20811] RSP: 0018:ffffc9000116f140 EFLAGS: 00010246
[ 2428.375213][T20811] RAX: 0000000000000000 RBX: ffff88800eecc000 RCX: 0000000000000001
[ 2428.375642][T20811] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2428.376240][T20811] RBP: ffffc9000116f230 R08: ffff8880138c5000 R09: 0000000000000000
[ 2428.376657][T20811] R10: ffffc9000116f5c8 R11: ffffffff95c59728 R12: 1ffff9200022de2c
[ 2428.377083][T20811] R13: 0000000000002611 R14: ffffc9000116f880 R15: ffff88800a1911e0
[ 2428.377507][T20811] FS:  00007f24834a5800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2428.378016][T20811] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2428.378372][T20811] CR2: 00000000004e59f0 CR3: 000000000e972006 CR4: 0000000000772ef0
[ 2428.378803][T20811] PKRU: 55555554
[ 2428.379014][T20811] Call Trace:
[ 2428.379223][T20811]  <TASK>
[2428.379363][T20811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.379706][T20811] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2428.379992][T20811] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.380282][T20811] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2428.380562][T20811] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2428.380858][T20811] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2428.381140][T20811] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2428.381433][T20811] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2428.381804][T20811] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2428.382081][T20811] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2428.382362][T20811] ? __kernel_text_address (kernel/extable.c:79) 
[2428.382649][T20811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.382941][T20811] ? __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) 
[2428.383220][T20811] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2428.383563][T20811] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.383864][T20811] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.384142][T20811] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2428.384422][T20811] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2428.384729][T20811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.385020][T20811] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2428.385294][T20811] ? __create_object (mm/kmemleak.c:771) 
[2428.385578][T20811] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2428.385867][T20811] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2428.386167][T20811] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2428.386515][T20811] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2428.386812][T20811] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2428.387096][T20811] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.387383][T20811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.387702][T20811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.387994][T20811] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2428.388294][T20811] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.388584][T20811] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.388893][T20811] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2428.389205][T20811] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.389530][T20811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.389849][T20811] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2428.390150][T20811] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.390442][T20811] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2428.390779][T20811] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2428.391080][T20811] ? 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) 
[2428.391374][T20811] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2428.391663][T20811] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2428.391973][T20811] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2428.392290][T20811] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2428.392586][T20811] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2428.392889][T20811] ? _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) 
[2428.393182][T20811] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2428.393481][T20811] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2428.393775][T20811] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2428.394174][T20811] ___sys_sendmsg (net/socket.c:2670) 
[2428.394452][T20811] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2428.394752][T20811] ? __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) 
[2428.395123][T20811] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2428.395434][T20811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.395738][T20811] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.396037][T20811] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.396336][T20811] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2428.396623][T20811] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.396941][T20811] __sys_sendmsg (net/socket.c:2700) 
[2428.397249][T20811] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2428.397599][T20811] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2428.397900][T20811] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.398186][T20811] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2428.398488][T20811] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2428.398864][T20811] RIP: 0033:0x7f24836721e7
[ 2428.399168][T20811] 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)
[ 2428.400219][T20811] RSP: 002b:00007ffcb8cd5e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2428.400662][T20811] RAX: ffffffffffffffda RBX: 00007ffcb8cd65d0 RCX: 00007f24836721e7
[ 2428.401094][T20811] RDX: 0000000000000000 RSI: 00007ffcb8cd5f00 RDI: 0000000000000005
[ 2428.401558][T20811] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2428.402015][T20811] R10: 00007f248356f498 R11: 0000000000000246 R12: 0000000000000003
[ 2428.402433][T20811] R13: 00000000686e3b8b R14: 0000000000499600 R15: 0000000000000000
| [ 2428.566665][T20812] ------------[ cut here ]------------
| [2428.567072][T20812] WARNING: CPU: 2 PID: 20812 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) 
| [ 2428.567697][T20812] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2428.570173][T20812] Tainted: [W]=WARN
[ 2428.570408][T20812] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2428.570799][T20812] 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) 
[ 2428.571114][T20812] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2428.572198][T20812] RSP: 0018:ffffc9000117f140 EFLAGS: 00010246
[ 2428.572590][T20812] RAX: 0000000000000000 RBX: ffff888008ed4000 RCX: 0000000000000001
[ 2428.573051][T20812] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2428.573501][T20812] RBP: ffffc9000117f230 R08: ffff888015e5b800 R09: 0000000000000000
[ 2428.573977][T20812] R10: ffffc9000117f5c8 R11: ffffffff95c59728 R12: 1ffff9200022fe2c
[ 2428.574427][T20812] R13: 0000000000001b14 R14: ffffc9000117f880 R15: ffff88800a190ae0
[ 2428.574889][T20812] FS:  00007fc58a4e3800(0000) GS:ffff88809f3a7000(0000) knlGS:0000000000000000
[ 2428.575421][T20812] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2428.575825][T20812] CR2: 00000000004e5aa8 CR3: 000000000eef8005 CR4: 0000000000772ef0
[ 2428.576287][T20812] PKRU: 55555554
[ 2428.576521][T20812] Call Trace:
[ 2428.576764][T20812]  <TASK>
[2428.576928][T20812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.577238][T20812] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2428.577541][T20812] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.577857][T20812] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2428.578167][T20812] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2428.578472][T20812] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2428.578791][T20812] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2428.579107][T20812] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2428.579488][T20812] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2428.579829][T20812] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2428.580134][T20812] ? __kernel_text_address (kernel/extable.c:79) 
[2428.580451][T20812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.580773][T20812] ? __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) 
[2428.581077][T20812] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2428.581451][T20812] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.581769][T20812] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.582072][T20812] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2428.582377][T20812] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2428.582701][T20812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.583003][T20812] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2428.583304][T20812] ? __create_object (mm/kmemleak.c:771) 
[2428.583609][T20812] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2428.583934][T20812] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2428.584243][T20812] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2428.584616][T20812] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2428.584933][T20812] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2428.585255][T20812] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.585562][T20812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.585880][T20812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.586188][T20812] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2428.586490][T20812] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.586807][T20812] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.587134][T20812] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2428.587460][T20812] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.587805][T20812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.588129][T20812] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2428.588434][T20812] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.588769][T20812] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2428.589098][T20812] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2428.589417][T20812] ? 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) 
[2428.589762][T20812] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2428.590075][T20812] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2428.590407][T20812] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2428.590727][T20812] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2428.591034][T20812] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2428.591364][T20812] ? _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) 
[2428.591714][T20812] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2428.592031][T20812] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2428.592346][T20812] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2428.592749][T20812] ___sys_sendmsg (net/socket.c:2670) 
[2428.593053][T20812] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2428.593361][T20812] ? __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) 
[2428.593753][T20812] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2428.594066][T20812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.594374][T20812] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.594707][T20812] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.595014][T20812] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2428.595337][T20812] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.595653][T20812] __sys_sendmsg (net/socket.c:2700) 
[2428.595983][T20812] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2428.596360][T20812] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2428.596690][T20812] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.597010][T20812] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2428.597339][T20812] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2428.597726][T20812] RIP: 0033:0x7fc58a6b01e7
[ 2428.598046][T20812] 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)
[ 2428.599148][T20812] RSP: 002b:00007fff02b75cd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2428.599630][T20812] RAX: ffffffffffffffda RBX: 00007fff02b76410 RCX: 00007fc58a6b01e7
[ 2428.600115][T20812] RDX: 0000000000000000 RSI: 00007fff02b75d40 RDI: 0000000000000005
[ 2428.600600][T20812] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2428.601082][T20812] R10: 00007fc58a5ad498 R11: 0000000000000246 R12: 0000000000000003
[ 2428.601564][T20812] R13: 00000000686e3b8b R14: 0000000000499600 R15: 0000000000000000
| [ 2428.727398][T20813] ------------[ cut here ]------------
| [2428.727733][T20813] WARNING: CPU: 0 PID: 20813 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) 
| [ 2428.728295][T20813] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2428.730757][T20813] Tainted: [W]=WARN
[ 2428.730982][T20813] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2428.731357][T20813] 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) 
[ 2428.731662][T20813] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2428.732742][T20813] RSP: 0018:ffffc9000117f140 EFLAGS: 00010246
[ 2428.733121][T20813] RAX: 0000000000000000 RBX: ffff888014164000 RCX: 0000000000000001
[ 2428.733565][T20813] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2428.734011][T20813] RBP: ffffc9000117f230 R08: ffff888014805000 R09: 0000000000000000
[ 2428.734452][T20813] R10: ffffc9000117f5c8 R11: ffffffff95c59728 R12: 1ffff9200022fe2c
[ 2428.734931][T20813] R13: 0000000000004e7b R14: ffffc9000117f880 R15: ffff88800a193160
[ 2428.735374][T20813] FS:  00007f63a4636800(0000) GS:ffff88809f2a7000(0000) knlGS:0000000000000000
[ 2428.736032][T20813] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2428.736408][T20813] CR2: 00000000004e5aa8 CR3: 000000000e972002 CR4: 0000000000772ef0
[ 2428.736933][T20813] PKRU: 55555554
[ 2428.737164][T20813] Call Trace:
[ 2428.737383][T20813]  <TASK>
[2428.737533][T20813] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.737842][T20813] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2428.738136][T20813] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.738433][T20813] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2428.738748][T20813] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2428.739045][T20813] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2428.739349][T20813] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2428.739662][T20813] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2428.740042][T20813] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2428.740339][T20813] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2428.740633][T20813] ? __kernel_text_address (kernel/extable.c:79) 
[2428.740939][T20813] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.741234][T20813] ? __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) 
[2428.741536][T20813] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2428.741917][T20813] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.742213][T20813] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.742505][T20813] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2428.742820][T20813] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2428.743118][T20813] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.743415][T20813] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2428.743725][T20813] ? __create_object (mm/kmemleak.c:771) 
[2428.744024][T20813] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2428.744321][T20813] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2428.744619][T20813] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2428.744990][T20813] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2428.745291][T20813] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2428.745589][T20813] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.745892][T20813] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.746205][T20813] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.746502][T20813] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2428.746817][T20813] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.747114][T20813] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.747409][T20813] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2428.747707][T20813] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.748003][T20813] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.748302][T20813] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2428.748605][T20813] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.748908][T20813] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2428.749214][T20813] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2428.749527][T20813] ? 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) 
[2428.749840][T20813] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2428.750140][T20813] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2428.750447][T20813] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2428.750765][T20813] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2428.751060][T20813] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2428.751352][T20813] ? _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) 
[2428.751651][T20813] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2428.751953][T20813] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2428.752247][T20813] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2428.752620][T20813] ___sys_sendmsg (net/socket.c:2670) 
[2428.752925][T20813] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2428.753216][T20813] ? __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) 
[2428.753583][T20813] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2428.753887][T20813] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.754185][T20813] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.754486][T20813] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.754802][T20813] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2428.755104][T20813] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.755405][T20813] __sys_sendmsg (net/socket.c:2700) 
[2428.755702][T20813] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2428.756071][T20813] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2428.756379][T20813] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.756687][T20813] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2428.756984][T20813] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2428.757358][T20813] RIP: 0033:0x7f63a48031e7
[ 2428.757665][T20813] 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)
[ 2428.758749][T20813] RSP: 002b:00007fff8fb73778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2428.759193][T20813] RAX: ffffffffffffffda RBX: 00007fff8fb73eb0 RCX: 00007f63a48031e7
[ 2428.759654][T20813] RDX: 0000000000000000 RSI: 00007fff8fb737e0 RDI: 0000000000000005
[ 2428.760103][T20813] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2428.760542][T20813] R10: 00007f63a4700498 R11: 0000000000000246 R12: 0000000000000003
[ 2428.760987][T20813] R13: 00000000686e3b8b R14: 0000000000499600 R15: 0000000000000000
| [ 2428.917800][T20814] ------------[ cut here ]------------
| [2428.918125][T20814] WARNING: CPU: 3 PID: 20814 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) 
| [ 2428.918723][T20814] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2428.921821][T20814] Tainted: [W]=WARN
[ 2428.922034][T20814] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2428.922385][T20814] 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) 
[ 2428.922701][T20814] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2428.923706][T20814] RSP: 0018:ffffc9000118f140 EFLAGS: 00010246
[ 2428.924061][T20814] RAX: 0000000000000000 RBX: ffff88800e4b1000 RCX: 0000000000000001
[ 2428.924479][T20814] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2428.924909][T20814] RBP: ffffc9000118f230 R08: ffff88800ba48800 R09: 0000000000000000
[ 2428.925327][T20814] R10: ffffc9000118f5c8 R11: ffffffff95c59728 R12: 1ffff92000231e2c
[ 2428.925760][T20814] R13: 0000000000004e7b R14: ffffc9000118f880 R15: ffff88800a191560
[ 2428.926178][T20814] FS:  00007f65cc1dc800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2428.926686][T20814] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2428.927042][T20814] CR2: 00000000004e5aa0 CR3: 000000000f089004 CR4: 0000000000772ef0
[ 2428.927464][T20814] PKRU: 55555554
[ 2428.927692][T20814] Call Trace:
[ 2428.927901][T20814]  <TASK>
[2428.928042][T20814] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.928326][T20814] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2428.928612][T20814] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.928904][T20814] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2428.929184][T20814] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2428.929470][T20814] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2428.929776][T20814] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2428.930063][T20814] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2428.930419][T20814] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2428.930710][T20814] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2428.930996][T20814] ? __kernel_text_address (kernel/extable.c:79) 
[2428.931299][T20814] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.931588][T20814] ? __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) 
[2428.931880][T20814] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2428.932225][T20814] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.932526][T20814] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.932821][T20814] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2428.933100][T20814] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2428.933381][T20814] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.933685][T20814] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2428.933975][T20814] ? __create_object (mm/kmemleak.c:771) 
[2428.934258][T20814] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2428.934544][T20814] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2428.934842][T20814] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2428.935189][T20814] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2428.935485][T20814] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2428.935810][T20814] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.936115][T20814] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.936424][T20814] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.936739][T20814] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2428.937034][T20814] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.937331][T20814] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2428.937636][T20814] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2428.937949][T20814] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.938260][T20814] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.938565][T20814] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2428.938880][T20814] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2428.939174][T20814] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2428.939481][T20814] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2428.939806][T20814] ? 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) 
[2428.940095][T20814] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2428.940400][T20814] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2428.940704][T20814] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2428.940997][T20814] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2428.941276][T20814] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2428.941572][T20814] ? _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) 
[2428.941886][T20814] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2428.942169][T20814] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2428.942460][T20814] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2428.942850][T20814] ___sys_sendmsg (net/socket.c:2670) 
[2428.943158][T20814] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2428.943437][T20814] ? __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) 
[2428.943795][T20814] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2428.944078][T20814] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.944381][T20814] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2428.944698][T20814] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2428.944979][T20814] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2428.945262][T20814] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2428.945551][T20814] __sys_sendmsg (net/socket.c:2700) 
[2428.945844][T20814] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2428.946194][T20814] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2428.946501][T20814] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2428.946806][T20814] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2428.947117][T20814] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2428.947491][T20814] RIP: 0033:0x7f65cc3a91e7
[ 2428.947830][T20814] 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)
[ 2428.948922][T20814] RSP: 002b:00007ffd2446ce78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2428.949378][T20814] RAX: ffffffffffffffda RBX: 00007ffd2446d5b0 RCX: 00007f65cc3a91e7
[ 2428.949841][T20814] RDX: 0000000000000000 RSI: 00007ffd2446cee0 RDI: 0000000000000005
[ 2428.950281][T20814] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2428.950731][T20814] R10: 00007f65cc2a6498 R11: 0000000000000246 R12: 0000000000000003
[ 2428.951177][T20814] R13: 00000000686e3b8b R14: 0000000000499600 R15: 0000000000000000
| [ 2429.078622][T20815] ------------[ cut here ]------------
| [2429.078949][T20815] WARNING: CPU: 3 PID: 20815 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) 
| [ 2429.079506][T20815] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2429.081843][T20815] Tainted: [W]=WARN
[ 2429.082058][T20815] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2429.082408][T20815] 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) 
[ 2429.082705][T20815] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2429.083707][T20815] RSP: 0018:ffffc9000119f140 EFLAGS: 00010246
[ 2429.084067][T20815] RAX: 0000000000000000 RBX: ffff88800bc49000 RCX: 0000000000000001
[ 2429.084484][T20815] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2429.084903][T20815] RBP: ffffc9000119f230 R08: ffff888013b33800 R09: 0000000000000000
[ 2429.085320][T20815] R10: ffffc9000119f5c8 R11: ffffffff95c59728 R12: 1ffff92000233e2c
[ 2429.085781][T20815] R13: 0000000000001b14 R14: ffffc9000119f880 R15: ffff88800e480060
[ 2429.086197][T20815] FS:  00007ff63966e800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2429.086707][T20815] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2429.087063][T20815] CR2: 00000000004e59f0 CR3: 000000000e972005 CR4: 0000000000772ef0
[ 2429.087485][T20815] PKRU: 55555554
[ 2429.087705][T20815] Call Trace:
[ 2429.087914][T20815]  <TASK>
[2429.088055][T20815] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2429.088337][T20815] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2429.088615][T20815] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2429.088906][T20815] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[2429.089184][T20815] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[2429.089471][T20815] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[2429.089789][T20815] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[2429.090085][T20815] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2429.090445][T20815] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2429.090738][T20815] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2429.091021][T20815] ? __kernel_text_address (kernel/extable.c:79) 
[2429.091310][T20815] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2429.091605][T20815] ? __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) 
[2429.091910][T20815] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2429.092263][T20815] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2429.092551][T20815] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2429.092842][T20815] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2429.093126][T20815] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2429.093414][T20815] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2429.093706][T20815] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2429.093997][T20815] ? __create_object (mm/kmemleak.c:771) 
[2429.094283][T20815] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2429.094570][T20815] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2429.094867][T20815] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2429.095218][T20815] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2429.095509][T20815] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2429.095807][T20815] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2429.096092][T20815] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2429.096390][T20815] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2429.096686][T20815] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2429.096968][T20815] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2429.097254][T20815] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2429.097537][T20815] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2429.097838][T20815] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2429.098131][T20815] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2429.098431][T20815] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2429.098727][T20815] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2429.099014][T20815] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2429.099312][T20815] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2429.099611][T20815] ? 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) 
[2429.099915][T20815] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2429.100200][T20815] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2429.100505][T20815] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2429.100799][T20815] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2429.101080][T20815] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2429.101362][T20815] ? _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) 
[2429.101648][T20815] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2429.101951][T20815] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2429.102236][T20815] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2429.102599][T20815] ___sys_sendmsg (net/socket.c:2670) 
[2429.102903][T20815] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2429.103190][T20815] ? __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) 
[2429.103549][T20815] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2429.103837][T20815] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2429.104123][T20815] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2429.104415][T20815] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2429.104703][T20815] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2429.104986][T20815] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2429.105289][T20815] __sys_sendmsg (net/socket.c:2700) 
[2429.105583][T20815] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2429.105954][T20815] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2429.106246][T20815] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2429.106547][T20815] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2429.106860][T20815] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2429.107240][T20815] RIP: 0033:0x7ff63983b1e7
[ 2429.107543][T20815] 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)
[ 2429.108609][T20815] RSP: 002b:00007ffcd96915f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2429.109075][T20815] RAX: ffffffffffffffda RBX: 00007ffcd9691d30 RCX: 00007ff63983b1e7
[ 2429.109536][T20815] RDX: 0000000000000000 RSI: 00007ffcd9691660 RDI: 0000000000000005
[ 2429.110001][T20815] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[ 2429.110454][T20815] R10: 00007ff639738498 R11: 0000000000000246 R12: 0000000000000003
[ 2429.110883][T20815] R13: 00000000686e3b8b R14: 0000000000499600 R15: 0000000000000000
| [ 2487.949547][T21013] ------------[ cut here ]------------
| [2487.949964][T21013] WARNING: CPU: 2 PID: 21013 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) 
| [ 2487.950629][T21013] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2487.953891][T21013] Tainted: [W]=WARN
[ 2487.954158][T21013] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2487.954581][T21013] 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) 
[ 2487.954945][T21013] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2487.956133][T21013] RSP: 0018:ffffc9000167eef0 EFLAGS: 00010246
[ 2487.956566][T21013] RAX: 0000000000000000 RBX: ffff888015cea000 RCX: 0000000000000001
[ 2487.957077][T21013] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2487.957579][T21013] RBP: ffffc9000167efe0 R08: 0000000000000000 R09: 0000000000000000
[ 2487.958086][T21013] R10: ffffc9000167f010 R11: ffffffff953798a0 R12: 1ffff920002cfde2
[ 2487.958591][T21013] R13: 0000000000002611 R14: ffffc9000167f010 R15: ffff888015ceaf08
[ 2487.959096][T21013] FS:  00007f23d9c47800(0000) GS:ffff88809f3a7000(0000) knlGS:0000000000000000
[ 2487.959712][T21013] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2487.960139][T21013] CR2: 00000000004e5aa0 CR3: 0000000008eda003 CR4: 0000000000772ef0
[ 2487.960642][T21013] PKRU: 55555554
[ 2487.960922][T21013] Call Trace:
[ 2487.961177][T21013]  <TASK>
[2487.961362][T21013] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2487.961713][T21013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2487.962058][T21013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2487.962399][T21013] netif_set_mtu (net/core/dev.c:9652) 
[2487.962754][T21013] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2487.963108][T21013] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2487.963423][T21013] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2487.963910][T21013] br_add_if (net/bridge/br_if.c:697) bridge 
[2487.964296][T21013] do_set_master (net/core/rtnetlink.c:2948) 
[2487.964641][T21013] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2487.965000][T21013] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2487.965426][T21013] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2487.965777][T21013] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2487.966123][T21013] ? __kernel_text_address (kernel/extable.c:79) 
[2487.966465][T21013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2487.966819][T21013] ? __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) 
[2487.967156][T21013] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2487.967570][T21013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2487.967923][T21013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2487.968258][T21013] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2487.968603][T21013] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2487.968954][T21013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2487.969290][T21013] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2487.969637][T21013] ? __create_object (mm/kmemleak.c:771) 
[2487.969990][T21013] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2487.970338][T21013] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2487.970684][T21013] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2487.971101][T21013] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2487.971453][T21013] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2487.971808][T21013] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2487.972144][T21013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2487.972494][T21013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2487.972841][T21013] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2487.973177][T21013] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2487.973517][T21013] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2487.973866][T21013] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2487.974212][T21013] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2487.974557][T21013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2487.974911][T21013] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2487.975249][T21013] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2487.975585][T21013] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2487.975945][T21013] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2487.976280][T21013] ? 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) 
[2487.976626][T21013] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2487.976977][T21013] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2487.977325][T21013] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2487.977679][T21013] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2487.978018][T21013] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2487.978359][T21013] ? _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) 
[2487.978711][T21013] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2487.979074][T21013] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2487.979411][T21013] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2487.979882][T21013] ___sys_sendmsg (net/socket.c:2670) 
[2487.980218][T21013] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2487.980555][T21013] ? __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) 
[2487.980983][T21013] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2487.981323][T21013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2487.981677][T21013] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2487.982020][T21013] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2487.982357][T21013] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2487.982704][T21013] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2487.983054][T21013] __sys_sendmsg (net/socket.c:2700) 
[2487.983392][T21013] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2487.983818][T21013] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2487.984175][T21013] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2487.984512][T21013] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2487.984863][T21013] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2487.985274][T21013] RIP: 0033:0x7f23d9e141e7
[ 2487.985623][T21013] 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)
[ 2487.986829][T21013] RSP: 002b:00007ffe72cf8a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2487.987335][T21013] RAX: ffffffffffffffda RBX: 00007ffe72cf91a0 RCX: 00007f23d9e141e7
[ 2487.987842][T21013] RDX: 0000000000000000 RSI: 00007ffe72cf8ad0 RDI: 0000000000000005
[ 2487.988343][T21013] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 2487.988861][T21013] R10: 00000000281e2910 R11: 0000000000000246 R12: 0000000000000003
[ 2487.989356][T21013] R13: 00000000686e3bc6 R14: 0000000000499600 R15: 0000000000000000
| [ 2501.647559][T21061] ------------[ cut here ]------------
| [2501.647918][T21061] WARNING: CPU: 3 PID: 21061 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) 
| [ 2501.648548][T21061] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2501.651548][T21061] Tainted: [W]=WARN
[ 2501.651792][T21061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2501.652181][T21061] 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) 
[ 2501.652503][T21061] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2501.653643][T21061] RSP: 0018:ffffc9000181ef70 EFLAGS: 00010246
[ 2501.654052][T21061] RAX: 0000000000000000 RBX: ffff888015cea000 RCX: 0000000000000001
[ 2501.654517][T21061] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2501.655010][T21061] RBP: ffffc9000181f058 R08: 0000000000000000 R09: 0000000000000000
[ 2501.655476][T21061] R10: ffffc9000181f088 R11: ffffffff953798a0 R12: 1ffff92000303df2
[ 2501.655949][T21061] R13: 00000000000005dc R14: ffffc9000181f088 R15: ffff888015ceaf08
[ 2501.656413][T21061] FS:  00007f29ad57c800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2501.656977][T21061] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2501.657370][T21061] CR2: 00000000004e5aa0 CR3: 000000000941d004 CR4: 0000000000772ef0
[ 2501.657848][T21061] PKRU: 55555554
[ 2501.658083][T21061] Call Trace:
[ 2501.658316][T21061]  <TASK>
[2501.658473][T21061] ? __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) 
[2501.658868][T21061] ? br_del_if (net/bridge/br_if.c:742) bridge 
[2501.659234][T21061] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[2501.659544][T21061] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2501.659881][T21061] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2501.660192][T21061] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2501.660514][T21061] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2501.660836][T21061] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2501.661152][T21061] ? ___sys_sendmsg (net/socket.c:2670) 
[2501.661472][T21061] ? __sys_sendmsg (net/socket.c:2700) 
[2501.661798][T21061] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2501.662117][T21061] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2501.662511][T21061] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2501.662851][T21061] netif_set_mtu (net/core/dev.c:9652) 
[2501.663174][T21061] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2501.663510][T21061] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2501.663767][T21061] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2501.664212][T21061] br_del_if (net/bridge/br_if.c:743) bridge 
[2501.664557][T21061] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[2501.664882][T21061] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[2501.665201][T21061] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2501.665518][T21061] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2501.665939][T21061] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2501.666247][T21061] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2501.666562][T21061] ? __kernel_text_address (kernel/extable.c:79) 
[2501.666888][T21061] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2501.667210][T21061] ? __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) 
[2501.667523][T21061] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2501.667925][T21061] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2501.668237][T21061] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2501.668555][T21061] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2501.668886][T21061] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2501.669207][T21061] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2501.669517][T21061] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2501.669886][T21061] ? __create_object (mm/kmemleak.c:771) 
[2501.670201][T21061] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2501.670518][T21061] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2501.670847][T21061] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2501.671244][T21061] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2501.671574][T21061] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2501.671902][T21061] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2501.672215][T21061] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2501.672530][T21061] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2501.672854][T21061] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2501.673160][T21061] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2501.673474][T21061] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2501.673809][T21061] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2501.674124][T21061] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2501.674437][T21061] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2501.674771][T21061] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2501.675082][T21061] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2501.675391][T21061] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2501.675722][T21061] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2501.676036][T21061] ? 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) 
[2501.676346][T21061] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2501.676665][T21061] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2501.677002][T21061] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2501.677317][T21061] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2501.677626][T21061] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2501.677953][T21061] ? _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) 
[2501.678269][T21061] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2501.678585][T21061] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2501.678908][T21061] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2501.679313][T21061] ___sys_sendmsg (net/socket.c:2670) 
[2501.679634][T21061] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2501.679968][T21061] ? __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) 
[2501.680366][T21061] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2501.680711][T21061] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2501.681024][T21061] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2501.681340][T21061] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2501.681648][T21061] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2501.681966][T21061] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2501.682291][T21061] __sys_sendmsg (net/socket.c:2700) 
[2501.682603][T21061] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2501.683009][T21061] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2501.683344][T21061] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2501.683656][T21061] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2501.683988][T21061] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2501.684370][T21061] RIP: 0033:0x7f29ad7491e7
[ 2501.684706][T21061] 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)
[ 2501.685830][T21061] RSP: 002b:00007fffcdb77ea8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2501.686293][T21061] RAX: ffffffffffffffda RBX: 00007fffcdb785e0 RCX: 00007f29ad7491e7
[ 2501.686765][T21061] RDX: 0000000000000000 RSI: 00007fffcdb77f10 RDI: 0000000000000005
[ 2501.687225][T21061] RBP: 0000000000000002 R08: 0000000000000003 R09: 0000000000000078
[ 2501.687707][T21061] R10: 00007f29ad646498 R11: 0000000000000246 R12: 0000000000000002
[ 2501.688172][T21061] R13: 00000000686e3bd4 R14: 0000000000499600 R15: 0000000000000000
| [ 2502.435291][T21066] ------------[ cut here ]------------
| [2502.435610][T21066] WARNING: CPU: 0 PID: 21066 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) 
| [ 2502.436275][T21066] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2502.438926][T21066] Tainted: [W]=WARN
[ 2502.439175][T21066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2502.439567][T21066] 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) 
[ 2502.439939][T21066] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2502.441074][T21066] RSP: 0018:ffffc9000186eef0 EFLAGS: 00010246
[ 2502.441481][T21066] RAX: 0000000000000000 RBX: ffff888015cea000 RCX: 0000000000000001
[ 2502.441955][T21066] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2502.442444][T21066] RBP: ffffc9000186efe0 R08: 0000000000000000 R09: 0000000000000000
[ 2502.442946][T21066] R10: ffffc9000186f010 R11: ffffffff953798a0 R12: 1ffff9200030dde2
[ 2502.443426][T21066] R13: 0000000000002611 R14: ffffc9000186f010 R15: ffff888015ceaf08
[ 2502.443910][T21066] FS:  00007f9f0b418800(0000) GS:ffff88809f2a7000(0000) knlGS:0000000000000000
[ 2502.444465][T21066] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2502.444866][T21066] CR2: 00000000004e6888 CR3: 000000000ee92004 CR4: 0000000000772ef0
[ 2502.445363][T21066] PKRU: 55555554
[ 2502.445597][T21066] Call Trace:
[ 2502.445840][T21066]  <TASK>
[2502.446004][T21066] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2502.446326][T21066] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2502.446658][T21066] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2502.447013][T21066] netif_set_mtu (net/core/dev.c:9652) 
[2502.447359][T21066] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2502.447699][T21066] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2502.447950][T21066] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2502.448390][T21066] br_add_if (net/bridge/br_if.c:697) bridge 
[2502.448760][T21066] do_set_master (net/core/rtnetlink.c:2948) 
[2502.449100][T21066] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[2502.449430][T21066] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[2502.449871][T21066] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[2502.450193][T21066] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[2502.450512][T21066] ? __kernel_text_address (kernel/extable.c:79) 
[2502.450842][T21066] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2502.451172][T21066] ? __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) 
[2502.451493][T21066] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[2502.451891][T21066] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2502.452221][T21066] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2502.452540][T21066] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[2502.452875][T21066] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[2502.453206][T21066] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2502.453519][T21066] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[2502.453848][T21066] ? __create_object (mm/kmemleak.c:771) 
[2502.454166][T21066] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[2502.454479][T21066] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[2502.454801][T21066] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[2502.455188][T21066] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[2502.455506][T21066] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[2502.455850][T21066] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2502.456163][T21066] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2502.456493][T21066] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2502.456813][T21066] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2502.457122][T21066] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2502.457446][T21066] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[2502.457776][T21066] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2502.458089][T21066] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2502.458417][T21066] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2502.458753][T21066] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2502.459065][T21066] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2502.459378][T21066] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2502.459733][T21066] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2502.460045][T21066] ? 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) 
[2502.460357][T21066] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2502.460679][T21066] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2502.461009][T21066] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2502.461325][T21066] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2502.461636][T21066] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2502.461962][T21066] ? _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) 
[2502.462279][T21066] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2502.462593][T21066] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2502.462916][T21066] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2502.463322][T21066] ___sys_sendmsg (net/socket.c:2670) 
[2502.463630][T21066] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[2502.463949][T21066] ? __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) 
[2502.464340][T21066] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2502.464654][T21066] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2502.464976][T21066] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2502.465293][T21066] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2502.465602][T21066] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[2502.465929][T21066] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2502.466248][T21066] __sys_sendmsg (net/socket.c:2700) 
[2502.466555][T21066] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[2502.466950][T21066] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2502.467273][T21066] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2502.467586][T21066] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2502.467915][T21066] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2502.468309][T21066] RIP: 0033:0x7f9f0b5e51e7
[ 2502.468631][T21066] 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)
[ 2502.469774][T21066] RSP: 002b:00007fff74d1c938 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2502.470270][T21066] RAX: ffffffffffffffda RBX: 00007fff74d1d070 RCX: 00007f9f0b5e51e7
[ 2502.470762][T21066] RDX: 0000000000000000 RSI: 00007fff74d1c9a0 RDI: 0000000000000005
[ 2502.471241][T21066] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000000
[ 2502.471716][T21066] R10: 000000001b93b910 R11: 0000000000000246 R12: 0000000000000003
[ 2502.472181][T21066] R13: 00000000686e3bd5 R14: 0000000000499600 R15: 0000000000000000
| [ 2516.321727][T21119] ------------[ cut here ]------------
| [2516.322123][T21119] WARNING: CPU: 3 PID: 21119 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) 
| [ 2516.322855][T21119] Modules linked in: esp4 sha1_generic xfrm_user 8021q bridge stp llc nft_flow_offload nf_flow_table_inet nf_flow_table nft_numgen dummy nf_log_syslog nft_log nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib nf_conntrack_netlink nft_redir nft_nat nft_masq nft_ct nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 tcp_diag inet_diag veth nf_tables
| [ 2516.325926][T21119] Tainted: [W]=WARN
[ 2516.326215][T21119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[2516.326665][T21119] 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) 
[ 2516.327057][T21119] Code: 00 00 8b 05 87 1c 38 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 ca d1 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 87 1c 38 02    	mov    0x2381c87(%rip),%eax        # 0x2381c8f
   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 ca d1 79 00       	call   0x79d1eb
  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
[ 2516.328341][T21119] RSP: 0018:ffffc9000198ee80 EFLAGS: 00010246
[ 2516.328838][T21119] RAX: 0000000000000000 RBX: ffff888015cea000 RCX: 0000000000000001
[ 2516.329381][T21119] RDX: 0000000000000000 RSI: ffffffff94e9f52e RDI: ffffffff9465a5a0
[ 2516.330095][T21119] RBP: ffffc9000198ef68 R08: 0000000000000000 R09: 0000000000000000
[ 2516.330635][T21119] R10: ffffc9000198ef98 R11: ffffffff953798a0 R12: 1ffff92000331dd4
[ 2516.331192][T21119] R13: 00000000000005dc R14: ffffc9000198ef98 R15: ffff888015ceaf08
[ 2516.331740][T21119] FS:  00007f55affcd800(0000) GS:ffff88809f427000(0000) knlGS:0000000000000000
[ 2516.332372][T21119] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 2516.332848][T21119] CR2: 00000000004a1738 CR3: 00000000099ae006 CR4: 0000000000772ef0
[ 2516.333401][T21119] PKRU: 55555554
[ 2516.333686][T21119] Call Trace:
[ 2516.333959][T21119]  <TASK>
[2516.334142][T21119] ? __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) 
[2516.334591][T21119] ? br_del_if (net/bridge/br_if.c:742) bridge 
[2516.335015][T21119] ? br_device_event (net/bridge/br.c:141) bridge 
[2516.335409][T21119] ? notifier_call_chain (kernel/notifier.c:87 (discriminator 2)) 
[2516.335779][T21119] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[2516.336148][T21119] ? netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2516.336507][T21119] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2516.336888][T21119] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2516.337248][T21119] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2516.337609][T21119] ? ___sys_sendmsg (net/socket.c:2670) 
[2516.337979][T21119] ? __sys_sendmsg (net/socket.c:2700) 
[2516.338342][T21119] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2516.338715][T21119] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[2516.339183][T21119] netif_set_mtu (net/core/dev.c:9652) 
[2516.339544][T21119] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[2516.339997][T21119] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[2516.340275][T21119] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[2516.340797][T21119] br_del_if (net/bridge/br_if.c:743) bridge 
[2516.341205][T21119] br_device_event (net/bridge/br.c:141) bridge 
[2516.341602][T21119] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[2516.342107][T21119] ? nft_offload_netdev_event (net/netfilter/nf_tables_offload.c:684) nf_tables 
[2516.342604][T21119] notifier_call_chain (kernel/notifier.c:87 (discriminator 2)) 
[2516.342981][T21119] unregister_netdevice_many_notify (net/core/dev.c:12107) 
[2516.343441][T21119] ? __pfx_unregister_netdevice_many_notify (net/core/dev.c:12032) 
[2516.343902][T21119] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[2516.344269][T21119] rtnl_dellink (net/core/rtnetlink.c:3515 net/core/rtnetlink.c:3555) 
[2516.344642][T21119] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[2516.345072][T21119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2516.345443][T21119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2516.345818][T21119] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[2516.346182][T21119] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[2516.346540][T21119] ? __lock_release (kernel/locking/lockdep.c:5539) 
[2516.346911][T21119] ? __pfx_rtnl_dellink (net/core/rtnetlink.c:3521) 
[2516.347271][T21119] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[2516.347639][T21119] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2516.348015][T21119] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[2516.348397][T21119] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[2516.348779][T21119] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[2516.349144][T21119] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[2516.349515][T21119] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[2516.349894][T21119] ? 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) 
[2516.350266][T21119] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[2516.350628][T21119] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[2516.351007][T21119] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[2516.351372][T21119] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[2516.351743][T21119] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[2516.352105][T21119] ? _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) 
[2516.352469][T21119] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[2516.352856][T21119] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[2516.353228][T21119] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[2516.353692][T21119] ? rcu_read_unlock (./include/linux/rcupdate.h:341 (discriminator 9) ./include/linux/rcupdate.h:871 (discriminator 9)) 
[2516.354061][T21119] ___sys_sendmsg (net/socket.c:2670) 
[2516.354422][T21119] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[2516.354789][T21119] ? __pfx_handle_pte_fault (mm/memory.c:6026) 
[2516.355149][T21119] ? reacquire_held_locks (kernel/locking/lockdep.c:5388) 
[2516.355518][T21119] ? do_user_addr_fault (arch/x86/mm/fault.c:1327) 
[2516.355905][T21119] ? __handle_mm_fault (mm/memory.c:6212) 
[2516.356266][T21119] ? __pfx___handle_mm_fault (mm/memory.c:6121) 
[2516.356625][T21119] ? lock_vma_under_rcu (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 mm/mmap_lock.c:171) 
[2516.357027][T21119] __sys_sendmsg (net/socket.c:2700) 
[2516.357393][T21119] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[2516.357761][T21119] ? 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) 
[2516.358139][T21119] ? 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:142 ./include/linux/mmap_lock.h:237 arch/x86/mm/fault.c:1338) 
[2516.358503][T21119] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[2516.358875][T21119] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[2516.359237][T21119] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 2516.359709][T21119] RIP: 0033:0x7f55b019a1e7
[ 2516.360083][T21119] 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)
[ 2516.361395][T21119] RSP: 002b:00007ffd2fea5958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 2516.361955][T21119] RAX: ffffffffffffffda RBX: 00007ffd2fea6090 RCX: 00007f55b019a1e7
[ 2516.362498][T21119] RDX: 0000000000000000 RSI: 00007ffd2fea59c0 RDI: 0000000000000005
[ 2516.363058][T21119] RBP: 0000000000000000 R08: 000000000000002c R09: 0000000000404130
[ 2516.363598][T21119] R10: 0000000000404130 R11: 0000000000000246 R12: 00007ffd2fea60a8


Finger prints:
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if