======================================
| [ 1584.090079][T13693] eth1: renamed from r1h2
| [ 1587.493752][T13720] ------------[ cut here ]------------
| [1587.494189][T13720] WARNING: CPU: 2 PID: 13720 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) 
| [ 1587.494877][T13720] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
[ 1587.496941][T13720] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1587.497370][T13720] 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) 
[ 1587.497735][T13720] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1587.498911][T13720] RSP: 0018:ffffc900080f7140 EFLAGS: 00010246
[ 1587.499408][T13720] RAX: 0000000000000000 RBX: ffff888008949000 RCX: 0000000000000001
[ 1587.500245][T13720] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1587.500778][T13720] RBP: ffffc900080f7228 R08: ffff888005333800 R09: 0000000000000000
[ 1587.501272][T13720] R10: ffffc900080f75c8 R11: ffffffff86e73028 R12: 1ffff9200101ee2c
[ 1587.501775][T13720] R13: 0000000000000578 R14: ffffc900080f7880 R15: ffff88800e5ff860
[ 1587.502266][T13720] FS:  00007f810a842800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1587.502871][T13720] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1587.503297][T13720] CR2: 00000000004e59f8 CR3: 0000000015ef8005 CR4: 0000000000772ef0
[ 1587.503809][T13720] PKRU: 55555554
[ 1587.504069][T13720] Call Trace:
[ 1587.504334][T13720]  <TASK>
[1587.504516][T13720] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1587.504877][T13720] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1587.505213][T13720] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1587.505550][T13720] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1587.505904][T13720] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1587.506235][T13720] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1587.506587][T13720] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1587.506944][T13720] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1587.507358][T13720] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1587.507703][T13720] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1587.508039][T13720] ? __kernel_text_address (kernel/extable.c:79) 
[1587.508388][T13720] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1587.508736][T13720] ? __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) 
[1587.509071][T13720] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1587.509479][T13720] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1587.509824][T13720] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1587.510158][T13720] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1587.510493][T13720] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1587.510841][T13720] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1587.511177][T13720] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1587.511502][T13720] ? __create_object (mm/kmemleak.c:771) 
[1587.511861][T13720] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1587.512198][T13720] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1587.512539][T13720] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1587.512979][T13720] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1587.513325][T13720] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1587.513679][T13720] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1587.514013][T13720] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1587.514351][T13720] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1587.514694][T13720] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1587.515022][T13720] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1587.515361][T13720] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1587.515710][T13720] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1587.516070][T13720] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1587.516412][T13720] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1587.516814][T13720] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1587.517140][T13720] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1587.517460][T13720] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1587.517811][T13720] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1587.518123][T13720] ? 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) 
[1587.518445][T13720] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1587.518777][T13720] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1587.519111][T13720] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1587.519428][T13720] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1587.519752][T13720] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1587.520079][T13720] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1587.520397][T13720] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1587.520719][T13720] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1587.521054][T13720] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1587.521450][T13720] ___sys_sendmsg (net/socket.c:2670) 
[1587.521774][T13720] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1587.522124][T13720] ? __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) 
[1587.522588][T13720] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1587.522988][T13720] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1587.523314][T13720] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1587.523650][T13720] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1587.523973][T13720] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1587.524290][T13720] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1587.524616][T13720] __sys_sendmsg (net/socket.c:2700) 
[1587.524923][T13720] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1587.525321][T13720] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1587.525659][T13720] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1587.525982][T13720] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1587.526309][T13720] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1587.526707][T13720] RIP: 0033:0x7f810aa0f1e7
[ 1587.527042][T13720] 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)
[ 1587.528194][T13720] RSP: 002b:00007fff7ff76628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1587.528683][T13720] RAX: ffffffffffffffda RBX: 00007fff7ff76d60 RCX: 00007f810aa0f1e7
[ 1587.529161][T13720] RDX: 0000000000000000 RSI: 00007fff7ff76690 RDI: 0000000000000005
[ 1587.529643][T13720] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1587.530119][T13720] R10: 00007f810a90c498 R11: 0000000000000246 R12: 0000000000000004
[ 1587.530584][T13720] R13: 00000000686e45cc R14: 0000000000499600 R15: 0000000000000000
| [ 1601.693764][T13827] ------------[ cut here ]------------
| [1601.694112][T13827] WARNING: CPU: 1 PID: 13827 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) 
| [ 1601.695861][T13827] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1601.697628][T13827] Tainted: [W]=WARN
[ 1601.697869][T13827] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1601.698233][T13827] 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) 
[ 1601.698543][T13827] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1601.699601][T13827] RSP: 0018:ffffc90007af7140 EFLAGS: 00010246
[ 1601.699976][T13827] RAX: 0000000000000000 RBX: ffff88800c1d1000 RCX: 0000000000000001
[ 1601.700417][T13827] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1601.700867][T13827] RBP: ffffc90007af7228 R08: ffff888016210800 R09: 0000000000000000
[ 1601.701303][T13827] R10: ffffc90007af75c8 R11: ffffffff86e73028 R12: 1ffff92000f5ee2c
[ 1601.701754][T13827] R13: 0000000000000578 R14: ffffc90007af7880 R15: ffff88800bd8fbe0
[ 1601.702202][T13827] FS:  00007fd238796800(0000) GS:ffff8880e4e19000(0000) knlGS:0000000000000000
[ 1601.702733][T13827] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1601.703102][T13827] CR2: 00000000004e59f8 CR3: 000000000c81d004 CR4: 0000000000772ef0
[ 1601.703539][T13827] PKRU: 55555554
[ 1601.703774][T13827] Call Trace:
[ 1601.704001][T13827]  <TASK>
[1601.704154][T13827] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1601.704461][T13827] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1601.704761][T13827] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1601.705064][T13827] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1601.705366][T13827] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1601.705679][T13827] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1601.705987][T13827] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1601.706291][T13827] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1601.706674][T13827] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1601.706968][T13827] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1601.707257][T13827] ? __kernel_text_address (kernel/extable.c:79) 
[1601.707552][T13827] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1601.707863][T13827] ? __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) 
[1601.708165][T13827] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1601.708531][T13827] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1601.708834][T13827] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1601.709129][T13827] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1601.709419][T13827] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1601.709730][T13827] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1601.710033][T13827] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1601.710324][T13827] ? __create_object (mm/kmemleak.c:771) 
[1601.710623][T13827] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1601.710901][T13827] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1601.711187][T13827] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1601.711530][T13827] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1601.711826][T13827] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1601.712113][T13827] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1601.712390][T13827] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1601.712701][T13827] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1601.713008][T13827] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1601.713303][T13827] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1601.713620][T13827] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1601.713913][T13827] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1601.714206][T13827] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1601.714504][T13827] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1601.714808][T13827] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1601.715104][T13827] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1601.715405][T13827] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1601.715718][T13827] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1601.716010][T13827] ? 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) 
[1601.716310][T13827] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1601.716616][T13827] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1601.716901][T13827] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1601.717182][T13827] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1601.717466][T13827] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1601.717768][T13827] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1601.718055][T13827] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1601.718333][T13827] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1601.718613][T13827] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1601.718985][T13827] ___sys_sendmsg (net/socket.c:2670) 
[1601.719289][T13827] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1601.719582][T13827] ? __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) 
[1601.719989][T13827] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1601.720272][T13827] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1601.720553][T13827] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1601.720850][T13827] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1601.721126][T13827] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1601.721406][T13827] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1601.721711][T13827] __sys_sendmsg (net/socket.c:2700) 
[1601.721990][T13827] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1601.722337][T13827] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1601.722682][T13827] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1601.722979][T13827] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1601.723271][T13827] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1601.723640][T13827] RIP: 0033:0x7fd2389631e7
[ 1601.723960][T13827] 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)
[ 1601.724974][T13827] RSP: 002b:00007ffe7cb85488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1601.725407][T13827] RAX: ffffffffffffffda RBX: 00007ffe7cb85bc0 RCX: 00007fd2389631e7
[ 1601.725890][T13827] RDX: 0000000000000000 RSI: 00007ffe7cb854f0 RDI: 0000000000000005
[ 1601.726332][T13827] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1601.726774][T13827] R10: 00007fd238860498 R11: 0000000000000246 R12: 0000000000000004
[ 1601.727209][T13827] R13: 00000000686e45da R14: 0000000000499600 R15: 0000000000000000
| [ 1615.852889][T13932] ------------[ cut here ]------------
| [1615.853248][T13932] WARNING: CPU: 0 PID: 13932 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) 
| [ 1615.853895][T13932] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1615.855962][T13932] Tainted: [W]=WARN
[ 1615.856184][T13932] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1615.856536][T13932] 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) 
[ 1615.856840][T13932] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1615.858940][T13932] RSP: 0018:ffffc900079d7140 EFLAGS: 00010246
[ 1615.859325][T13932] RAX: 0000000000000000 RBX: ffff88800b361000 RCX: 0000000000000001
[ 1615.859758][T13932] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1615.860216][T13932] RBP: ffffc900079d7228 R08: ffff8880055c2000 R09: 0000000000000000
[ 1615.860659][T13932] R10: ffffc900079d75c8 R11: ffffffff86e73028 R12: 1ffff92000f3ae2c
[ 1615.861107][T13932] R13: 0000000000000578 R14: ffffc900079d7880 R15: ffff88800bd8d560
[ 1615.861526][T13932] FS:  00007f96698d6800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1615.862069][T13932] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1615.862439][T13932] CR2: 00000000004e59f8 CR3: 000000000cb1b003 CR4: 0000000000772ef0
[ 1615.862880][T13932] PKRU: 55555554
[ 1615.863095][T13932] Call Trace:
[ 1615.863300][T13932]  <TASK>
[1615.863442][T13932] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1615.863751][T13932] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1615.864047][T13932] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1615.864345][T13932] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1615.864650][T13932] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1615.864950][T13932] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1615.865288][T13932] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1615.865627][T13932] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1615.866013][T13932] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1615.866309][T13932] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1615.866613][T13932] ? __kernel_text_address (kernel/extable.c:79) 
[1615.866911][T13932] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1615.867210][T13932] ? __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) 
[1615.867503][T13932] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1615.867875][T13932] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1615.868173][T13932] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1615.868466][T13932] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1615.868768][T13932] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1615.869097][T13932] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1615.869395][T13932] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1615.869700][T13932] ? __create_object (mm/kmemleak.c:771) 
[1615.869999][T13932] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1615.870302][T13932] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1615.870693][T13932] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1615.871112][T13932] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1615.871418][T13932] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1615.871729][T13932] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1615.872036][T13932] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1615.872339][T13932] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1615.872653][T13932] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1615.872951][T13932] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1615.873268][T13932] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1615.873592][T13932] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1615.873892][T13932] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1615.874206][T13932] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1615.874507][T13932] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1615.874851][T13932] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1615.875209][T13932] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1615.875525][T13932] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1615.875836][T13932] ? 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) 
[1615.876176][T13932] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1615.876474][T13932] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1615.876779][T13932] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1615.877127][T13932] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1615.877482][T13932] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1615.877843][T13932] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1615.878170][T13932] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1615.878471][T13932] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1615.878810][T13932] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1615.879309][T13932] ___sys_sendmsg (net/socket.c:2670) 
[1615.879671][T13932] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1615.879984][T13932] ? __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) 
[1615.880388][T13932] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1615.880781][T13932] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1615.881112][T13932] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1615.881415][T13932] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1615.881716][T13932] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1615.882014][T13932] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1615.882325][T13932] __sys_sendmsg (net/socket.c:2700) 
[1615.882642][T13932] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1615.883016][T13932] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1615.883326][T13932] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1615.883637][T13932] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1615.883941][T13932] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1615.884385][T13932] RIP: 0033:0x7f9669aa31e7
[ 1615.884770][T13932] 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)
[ 1615.885993][T13932] RSP: 002b:00007ffc4b5c78a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1615.886519][T13932] RAX: ffffffffffffffda RBX: 00007ffc4b5c7fe0 RCX: 00007f9669aa31e7
[ 1615.887077][T13932] RDX: 0000000000000000 RSI: 00007ffc4b5c7910 RDI: 0000000000000005
[ 1615.887599][T13932] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1615.888218][T13932] R10: 00007f96699a0498 R11: 0000000000000246 R12: 0000000000000004
[ 1615.888952][T13932] R13: 00000000686e45e8 R14: 0000000000499600 R15: 0000000000000000
| [ 1629.610724][T14037] ------------[ cut here ]------------
| [1629.611109][T14037] WARNING: CPU: 0 PID: 14037 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) 
| [ 1629.612732][T14037] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1629.614673][T14037] Tainted: [W]=WARN
[ 1629.614917][T14037] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1629.615319][T14037] 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) 
[ 1629.615664][T14037] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1629.616821][T14037] RSP: 0018:ffffc90007027140 EFLAGS: 00010246
[ 1629.617232][T14037] RAX: 0000000000000000 RBX: ffff88800d171000 RCX: 0000000000000001
[ 1629.617717][T14037] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1629.618202][T14037] RBP: ffffc90007027228 R08: ffff8880097ca000 R09: 0000000000000000
[ 1629.618697][T14037] R10: ffffc900070275c8 R11: ffffffff86e73028 R12: 1ffff92000e04e2c
[ 1629.619187][T14037] R13: 0000000000000578 R14: ffffc90007027880 R15: ffff8880117bce60
[ 1629.619689][T14037] FS:  00007f2c3aa75800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1629.620271][T14037] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1629.620686][T14037] CR2: 00000000004e59f8 CR3: 000000001a841001 CR4: 0000000000772ef0
[ 1629.621173][T14037] PKRU: 55555554
[ 1629.621412][T14037] Call Trace:
[ 1629.621659][T14037]  <TASK>
[1629.621829][T14037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1629.622159][T14037] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1629.622480][T14037] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1629.622824][T14037] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1629.623155][T14037] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1629.623476][T14037] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1629.623809][T14037] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1629.624134][T14037] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1629.624533][T14037] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1629.624868][T14037] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1629.625187][T14037] ? __kernel_text_address (kernel/extable.c:79) 
[1629.625516][T14037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1629.625854][T14037] ? __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) 
[1629.626175][T14037] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1629.626578][T14037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1629.626902][T14037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1629.627221][T14037] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1629.627537][T14037] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1629.627878][T14037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1629.628204][T14037] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1629.628520][T14037] ? __create_object (mm/kmemleak.c:771) 
[1629.628852][T14037] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1629.629172][T14037] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1629.629493][T14037] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1629.629905][T14037] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1629.630232][T14037] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1629.630570][T14037] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1629.630888][T14037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1629.631219][T14037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1629.631539][T14037] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1629.631866][T14037] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1629.632189][T14037] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1629.632506][T14037] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1629.632853][T14037] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1629.633175][T14037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1629.633496][T14037] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1629.633822][T14037] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1629.634142][T14037] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1629.634479][T14037] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1629.634832][T14037] ? 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) 
[1629.635158][T14037] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1629.635480][T14037] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1629.635806][T14037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1629.636147][T14037] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1629.636476][T14037] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1629.636810][T14037] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1629.637136][T14037] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1629.637461][T14037] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1629.637794][T14037] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1629.638200][T14037] ___sys_sendmsg (net/socket.c:2670) 
[1629.638512][T14037] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1629.638847][T14037] ? __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) 
[1629.639244][T14037] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1629.639592][T14037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1629.639912][T14037] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1629.640234][T14037] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1629.640551][T14037] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1629.640891][T14037] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1629.641219][T14037] __sys_sendmsg (net/socket.c:2700) 
[1629.641540][T14037] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1629.641954][T14037] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1629.642286][T14037] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1629.642618][T14037] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1629.642961][T14037] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1629.643354][T14037] RIP: 0033:0x7f2c3ac421e7
[ 1629.643705][T14037] 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)
[ 1629.644854][T14037] RSP: 002b:00007ffd5aa9f5d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1629.645332][T14037] RAX: ffffffffffffffda RBX: 00007ffd5aa9fd10 RCX: 00007f2c3ac421e7
[ 1629.645819][T14037] RDX: 0000000000000000 RSI: 00007ffd5aa9f640 RDI: 0000000000000005
[ 1629.646309][T14037] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1629.646800][T14037] R10: 00007f2c3ab3f498 R11: 0000000000000246 R12: 0000000000000004
[ 1629.647274][T14037] R13: 00000000686e45f6 R14: 0000000000499600 R15: 0000000000000000
| [ 1643.718970][T14140] ------------[ cut here ]------------
| [1643.719315][T14140] WARNING: CPU: 3 PID: 14140 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) 
| [ 1643.719915][T14140] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1643.722196][T14140] Tainted: [W]=WARN
[ 1643.722421][T14140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1643.722824][T14140] 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) 
[ 1643.723131][T14140] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1643.724193][T14140] RSP: 0018:ffffc90006897140 EFLAGS: 00010246
[ 1643.724585][T14140] RAX: 0000000000000000 RBX: ffff88800e4a4000 RCX: 0000000000000001
[ 1643.725032][T14140] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1643.725473][T14140] RBP: ffffc90006897228 R08: ffff88801230b800 R09: 0000000000000000
[ 1643.725926][T14140] R10: ffffc900068975c8 R11: ffffffff86e73028 R12: 1ffff92000d12e2c
[ 1643.726369][T14140] R13: 0000000000000578 R14: ffffc90006897880 R15: ffff88800d740e60
[ 1643.726820][T14140] FS:  00007f8787b3f800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1643.727342][T14140] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1643.727719][T14140] CR2: 00000000004e59f8 CR3: 000000005fb20006 CR4: 0000000000772ef0
[ 1643.728170][T14140] PKRU: 55555554
[ 1643.728393][T14140] Call Trace:
[ 1643.728625][T14140]  <TASK>
[1643.728776][T14140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1643.729086][T14140] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1643.729379][T14140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1643.729681][T14140] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1643.729983][T14140] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1643.730275][T14140] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1643.730586][T14140] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1643.730887][T14140] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1643.731261][T14140] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1643.731554][T14140] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1643.731858][T14140] ? __kernel_text_address (kernel/extable.c:79) 
[1643.732164][T14140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1643.732464][T14140] ? __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) 
[1643.732783][T14140] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1643.733173][T14140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1643.733458][T14140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1643.733778][T14140] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1643.734079][T14140] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1643.734380][T14140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1643.734688][T14140] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1643.734984][T14140] ? __create_object (mm/kmemleak.c:771) 
[1643.735279][T14140] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1643.735582][T14140] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1643.735879][T14140] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1643.736252][T14140] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1643.736566][T14140] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1643.736866][T14140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1643.737158][T14140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1643.737457][T14140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1643.737760][T14140] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1643.738055][T14140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1643.738354][T14140] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1643.738659][T14140] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1643.738960][T14140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1643.739265][T14140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1643.739574][T14140] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1643.739873][T14140] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1643.740171][T14140] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1643.740477][T14140] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1643.740786][T14140] ? 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) 
[1643.741081][T14140] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1643.741384][T14140] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1643.741682][T14140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1643.741977][T14140] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1643.742271][T14140] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1643.742578][T14140] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1643.742903][T14140] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1643.743203][T14140] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1643.743494][T14140] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1643.743880][T14140] ___sys_sendmsg (net/socket.c:2670) 
[1643.744171][T14140] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1643.744462][T14140] ? __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) 
[1643.744839][T14140] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1643.745139][T14140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1643.745436][T14140] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1643.745742][T14140] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1643.746032][T14140] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1643.746333][T14140] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1643.746651][T14140] __sys_sendmsg (net/socket.c:2700) 
[1643.746945][T14140] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1643.747309][T14140] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1643.747633][T14140] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1643.747936][T14140] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1643.748229][T14140] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1643.748598][T14140] RIP: 0033:0x7f8787d0c1e7
[ 1643.748904][T14140] 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)
[ 1643.749972][T14140] RSP: 002b:00007fffdb134358 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1643.750410][T14140] RAX: ffffffffffffffda RBX: 00007fffdb134a90 RCX: 00007f8787d0c1e7
[ 1643.750858][T14140] RDX: 0000000000000000 RSI: 00007fffdb1343c0 RDI: 0000000000000005
[ 1643.751296][T14140] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1643.751747][T14140] R10: 00007f8787c09498 R11: 0000000000000246 R12: 0000000000000004
[ 1643.752184][T14140] R13: 00000000686e4604 R14: 0000000000499600 R15: 0000000000000000
| [ 1658.894270][T14247] ------------[ cut here ]------------
| [1658.894827][T14247] WARNING: CPU: 3 PID: 14247 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) 
| [ 1658.895807][T14247] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1658.899954][T14247] Tainted: [W]=WARN
[ 1658.900386][T14247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1658.901023][T14247] 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) 
[ 1658.901522][T14247] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1658.903359][T14247] RSP: 0018:ffffc90007627140 EFLAGS: 00010246
[ 1658.904002][T14247] RAX: 0000000000000000 RBX: ffff88805ed11000 RCX: 0000000000000001
[ 1658.904747][T14247] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1658.905475][T14247] RBP: ffffc90007627228 R08: ffff8880174aa000 R09: 0000000000000000
[ 1658.906245][T14247] R10: ffffc900076275c8 R11: ffffffff86e73028 R12: 1ffff92000ec4e2c
[ 1658.906975][T14247] R13: 0000000000000578 R14: ffffc90007627880 R15: ffff8880117bd560
[ 1658.907722][T14247] FS:  00007f7a89c87800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1658.908602][T14247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1658.909216][T14247] CR2: 00000000004e59f8 CR3: 0000000016348006 CR4: 0000000000772ef0
[ 1658.909972][T14247] PKRU: 55555554
[ 1658.910338][T14247] Call Trace:
[ 1658.910737][T14247]  <TASK>
[1658.910985][T14247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1658.911487][T14247] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1658.912013][T14247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1658.912516][T14247] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1658.912927][T14247] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1658.913218][T14247] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1658.913507][T14247] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1658.913799][T14247] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1658.914154][T14247] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1658.914430][T14247] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1658.914730][T14247] ? __kernel_text_address (kernel/extable.c:79) 
[1658.915027][T14247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1658.915311][T14247] ? __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) 
[1658.915638][T14247] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1658.916003][T14247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1658.916285][T14247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1658.916625][T14247] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1658.916926][T14247] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1658.917208][T14247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1658.917492][T14247] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1658.917787][T14247] ? __create_object (mm/kmemleak.c:771) 
[1658.918070][T14247] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1658.918356][T14247] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1658.918648][T14247] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1658.918998][T14247] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1658.919280][T14247] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1658.919573][T14247] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1658.919858][T14247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1658.920174][T14247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1658.920462][T14247] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1658.920758][T14247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1658.921049][T14247] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1658.921328][T14247] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1658.921617][T14247] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1658.921901][T14247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1658.922190][T14247] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1658.922474][T14247] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1658.922772][T14247] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1658.923064][T14247] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1658.923343][T14247] ? 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) 
[1658.923635][T14247] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1658.923936][T14247] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1658.924213][T14247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1658.924504][T14247] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1658.924798][T14247] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1658.925076][T14247] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1658.925361][T14247] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1658.925660][T14247] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1658.925936][T14247] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1658.926292][T14247] ___sys_sendmsg (net/socket.c:2670) 
[1658.926588][T14247] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1658.926873][T14247] ? __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) 
[1658.927225][T14247] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1658.927505][T14247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1658.927793][T14247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1658.928083][T14247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1658.928363][T14247] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1658.928656][T14247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1658.928941][T14247] __sys_sendmsg (net/socket.c:2700) 
[1658.929220][T14247] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1658.929584][T14247] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1658.929902][T14247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1658.930202][T14247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1658.930491][T14247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1658.930847][T14247] RIP: 0033:0x7f7a89e541e7
[ 1658.931139][T14247] 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)
[ 1658.932162][T14247] RSP: 002b:00007ffe45ac29b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1658.932591][T14247] RAX: ffffffffffffffda RBX: 00007ffe45ac30f0 RCX: 00007f7a89e541e7
[ 1658.933019][T14247] RDX: 0000000000000000 RSI: 00007ffe45ac2a20 RDI: 0000000000000005
[ 1658.933440][T14247] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1658.933863][T14247] R10: 00007f7a89d51498 R11: 0000000000000246 R12: 0000000000000004
[ 1658.934278][T14247] R13: 00000000686e4613 R14: 0000000000499600 R15: 0000000000000000
| [ 1671.506472][T14342] ------------[ cut here ]------------
| [1671.506888][T14342] WARNING: CPU: 0 PID: 14342 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) 
| [ 1671.507548][T14342] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1671.509433][T14342] Tainted: [W]=WARN
[ 1671.509700][T14342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1671.510112][T14342] 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) 
[ 1671.510456][T14342] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1671.511628][T14342] RSP: 0018:ffffc90006f26ef0 EFLAGS: 00010246
[ 1671.512045][T14342] RAX: 0000000000000000 RBX: ffff8880058ba000 RCX: 0000000000000001
[ 1671.512568][T14342] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1671.513089][T14342] RBP: ffffc90006f26fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1671.513620][T14342] R10: ffffc90006f27008 R11: ffffffff8658d1e0 R12: 1ffff92000de4de2
[ 1671.514120][T14342] R13: 00000000000005dc R14: ffffc90006f27008 R15: ffff8880058baf48
[ 1671.514639][T14342] FS:  00007fa07cb16800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1671.515246][T14342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1671.515681][T14342] CR2: 00007f2909907000 CR3: 0000000011560003 CR4: 0000000000772ef0
[ 1671.516190][T14342] PKRU: 55555554
[ 1671.516452][T14342] Call Trace:
[ 1671.516708][T14342]  <TASK>
[1671.516884][T14342] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1671.517224][T14342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.517574][T14342] netif_set_mtu (net/core/dev.c:9652) 
[1671.517903][T14342] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1671.518243][T14342] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1671.518514][T14342] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1671.518857][T14342] br_add_if (net/bridge/br_if.c:697) 
[1671.519114][T14342] do_set_master (net/core/rtnetlink.c:2948) 
[1671.519467][T14342] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1671.519815][T14342] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1671.520148][T14342] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1671.520570][T14342] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1671.520904][T14342] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1671.521231][T14342] ? __kernel_text_address (kernel/extable.c:79) 
[1671.521575][T14342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.521910][T14342] ? __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) 
[1671.522240][T14342] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1671.522661][T14342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1671.523012][T14342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1671.523343][T14342] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1671.523686][T14342] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1671.524028][T14342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.524359][T14342] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1671.524692][T14342] ? __create_object (mm/kmemleak.c:771) 
[1671.525030][T14342] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1671.525377][T14342] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1671.525729][T14342] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1671.526147][T14342] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1671.526491][T14342] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1671.526841][T14342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1671.527179][T14342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.527523][T14342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.527869][T14342] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1671.528207][T14342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1671.528551][T14342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1671.528899][T14342] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1671.529229][T14342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1671.529568][T14342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.529907][T14342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1671.530236][T14342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1671.530571][T14342] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1671.530915][T14342] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1671.531249][T14342] ? 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) 
[1671.531588][T14342] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1671.531934][T14342] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1671.532263][T14342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.532604][T14342] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1671.532954][T14342] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1671.533293][T14342] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1671.533640][T14342] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1671.533979][T14342] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1671.534300][T14342] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1671.534737][T14342] ___sys_sendmsg (net/socket.c:2670) 
[1671.535085][T14342] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1671.535419][T14342] ? __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) 
[1671.535855][T14342] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1671.536189][T14342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.536531][T14342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.536873][T14342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.537197][T14342] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1671.537525][T14342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1671.537872][T14342] __sys_sendmsg (net/socket.c:2700) 
[1671.538198][T14342] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1671.538636][T14342] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1671.538982][T14342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1671.539312][T14342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1671.539651][T14342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1671.540067][T14342] RIP: 0033:0x7fa07cce31e7
[ 1671.540417][T14342] 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)
[ 1671.541599][T14342] RSP: 002b:00007ffd36f6af08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1671.542101][T14342] RAX: ffffffffffffffda RBX: 00007ffd36f6b640 RCX: 00007fa07cce31e7
[ 1671.542639][T14342] RDX: 0000000000000000 RSI: 00007ffd36f6af70 RDI: 0000000000000005
[ 1671.543157][T14342] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1671.543665][T14342] R10: 0000000003c75910 R11: 0000000000000246 R12: 0000000000000004
[ 1671.544185][T14342] R13: 00000000686e4620 R14: 0000000000499600 R15: 0000000000000000
| [ 1671.680293][T14343] ------------[ cut here ]------------
| [1671.680645][T14343] WARNING: CPU: 2 PID: 14343 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) 
| [ 1671.681254][T14343] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1671.683081][T14343] Tainted: [W]=WARN
[ 1671.683323][T14343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1671.683714][T14343] 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) 
[ 1671.684036][T14343] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1671.685127][T14343] RSP: 0018:ffffc90006f26ef0 EFLAGS: 00010246
[ 1671.685523][T14343] RAX: 0000000000000000 RBX: ffff8880058ba000 RCX: 0000000000000001
[ 1671.686211][T14343] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1671.686849][T14343] RBP: ffffc90006f26fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1671.687445][T14343] R10: ffffc90006f27008 R11: ffffffff86eceab8 R12: 1ffff92000de4de2
[ 1671.688059][T14343] R13: 00000000000005dc R14: ffffc90006f27008 R15: ffff8880058baf48
[ 1671.688514][T14343] FS:  00007fb22150f800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1671.689104][T14343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1671.689490][T14343] CR2: 00000000004e59f8 CR3: 00000000163d8002 CR4: 0000000000772ef0
[ 1671.689993][T14343] PKRU: 55555554
[ 1671.690233][T14343] Call Trace:
[ 1671.690470][T14343]  <TASK>
[1671.690658][T14343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1671.690976][T14343] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[1671.691290][T14343] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[1671.691699][T14343] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[1671.692017][T14343] netif_set_mtu (net/core/dev.c:9652) 
[1671.692329][T14343] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1671.692677][T14343] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[1671.693077][T14343] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1671.693313][T14343] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1671.693660][T14343] br_add_if (net/bridge/br_if.c:697) 
[1671.693911][T14343] do_set_master (net/core/rtnetlink.c:2948) 
[1671.694220][T14343] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1671.694538][T14343] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1671.694873][T14343] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1671.695261][T14343] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1671.695592][T14343] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1671.695898][T14343] ? __kernel_text_address (kernel/extable.c:79) 
[1671.696208][T14343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.696519][T14343] ? __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) 
[1671.696851][T14343] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1671.697230][T14343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1671.697590][T14343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1671.697916][T14343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1671.698239][T14343] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1671.698578][T14343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.698906][T14343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1671.699229][T14343] ? __create_object (mm/kmemleak.c:771) 
[1671.699576][T14343] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1671.699902][T14343] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1671.700234][T14343] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1671.700644][T14343] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1671.700978][T14343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1671.701305][T14343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1671.701658][T14343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.701999][T14343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.702325][T14343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1671.702666][T14343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1671.703003][T14343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1671.703325][T14343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1671.703669][T14343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1671.703998][T14343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.704334][T14343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1671.704673][T14343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1671.704998][T14343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1671.705334][T14343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1671.705691][T14343] ? 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) 
[1671.706017][T14343] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1671.706348][T14343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1671.706703][T14343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.707044][T14343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1671.707376][T14343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1671.707720][T14343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1671.708054][T14343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1671.708383][T14343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1671.708719][T14343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1671.709145][T14343] ___sys_sendmsg (net/socket.c:2670) 
[1671.709466][T14343] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1671.709820][T14343] ? __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) 
[1671.710228][T14343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1671.710571][T14343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.710902][T14343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1671.711232][T14343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1671.711572][T14343] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1671.711908][T14343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1671.712239][T14343] __sys_sendmsg (net/socket.c:2700) 
[1671.712572][T14343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1671.712985][T14343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1671.713318][T14343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1671.713674][T14343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1671.714006][T14343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1671.714414][T14343] RIP: 0033:0x7fb2216dc1e7
[ 1671.714767][T14343] 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)
[ 1671.715908][T14343] RSP: 002b:00007ffe5f9f75e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1671.716400][T14343] RAX: ffffffffffffffda RBX: 00007ffe5f9f7d20 RCX: 00007fb2216dc1e7
[ 1671.716893][T14343] RDX: 0000000000000000 RSI: 00007ffe5f9f7650 RDI: 0000000000000005
[ 1671.717372][T14343] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1671.717884][T14343] R10: 00000000261b8910 R11: 0000000000000246 R12: 0000000000000004
[ 1671.718373][T14343] R13: 00000000686e4620 R14: 0000000000499600 R15: 0000000000000000
| [ 1672.616660][T14350] ------------[ cut here ]------------
| [1672.616963][T14350] WARNING: CPU: 1 PID: 14350 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) 
| [ 1672.617542][T14350] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1672.619313][T14350] Tainted: [W]=WARN
[ 1672.619537][T14350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1672.619913][T14350] 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) 
[ 1672.620219][T14350] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1672.621285][T14350] RSP: 0018:ffffc90006ee6ef0 EFLAGS: 00010246
[ 1672.621680][T14350] RAX: 0000000000000000 RBX: ffff88800a38a000 RCX: 0000000000000001
[ 1672.622123][T14350] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1672.623961][T14350] RBP: ffffc90006ee6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1672.624411][T14350] R10: ffffc90006ee7008 R11: ffffffff8658d1e0 R12: 1ffff92000ddcde2
[ 1672.624859][T14350] R13: 00000000000005dc R14: ffffc90006ee7008 R15: ffff88800a38af48
[ 1672.625306][T14350] FS:  00007ff745ae6800(0000) GS:ffff8880e4e19000(0000) knlGS:0000000000000000
[ 1672.625856][T14350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1672.626240][T14350] CR2: 00000000004e59f0 CR3: 000000000b4d4002 CR4: 0000000000772ef0
[ 1672.626691][T14350] PKRU: 55555554
[ 1672.626913][T14350] Call Trace:
[ 1672.627136][T14350]  <TASK>
[1672.627289][T14350] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1672.627591][T14350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.627903][T14350] netif_set_mtu (net/core/dev.c:9652) 
[1672.628204][T14350] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1672.628519][T14350] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1672.628753][T14350] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1672.629052][T14350] br_add_if (net/bridge/br_if.c:697) 
[1672.629287][T14350] do_set_master (net/core/rtnetlink.c:2948) 
[1672.629596][T14350] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1672.629895][T14350] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1672.630201][T14350] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1672.630590][T14350] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1672.630885][T14350] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1672.631179][T14350] ? __kernel_text_address (kernel/extable.c:79) 
[1672.631476][T14350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.631785][T14350] ? __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) 
[1672.632081][T14350] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1672.632453][T14350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1672.632771][T14350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1672.633096][T14350] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1672.633394][T14350] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1672.633708][T14350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.634004][T14350] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1672.634295][T14350] ? __create_object (mm/kmemleak.c:771) 
[1672.634601][T14350] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1672.634903][T14350] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1672.635201][T14350] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1672.635579][T14350] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1672.635882][T14350] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1672.636181][T14350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1672.636479][T14350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.636799][T14350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.637096][T14350] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1672.637394][T14350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1672.637705][T14350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1672.638001][T14350] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1672.638297][T14350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1672.638603][T14350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.638904][T14350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1672.639197][T14350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1672.639500][T14350] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1672.639817][T14350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1672.640111][T14350] ? 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) 
[1672.640407][T14350] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1672.640713][T14350] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1672.641007][T14350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.641308][T14350] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1672.641627][T14350] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1672.641923][T14350] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1672.642223][T14350] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1672.642522][T14350] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1672.642855][T14350] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1672.643235][T14350] ___sys_sendmsg (net/socket.c:2670) 
[1672.643526][T14350] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1672.643837][T14350] ? __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) 
[1672.644204][T14350] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1672.644509][T14350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.644817][T14350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.645116][T14350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.645458][T14350] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1672.645767][T14350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1672.646089][T14350] __sys_sendmsg (net/socket.c:2700) 
[1672.646384][T14350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1672.646774][T14350] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1672.647084][T14350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1672.647379][T14350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1672.647683][T14350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1672.648047][T14350] RIP: 0033:0x7ff745cb31e7
[ 1672.648352][T14350] 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)
[ 1672.649415][T14350] RSP: 002b:00007fffdb8b94b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1672.649870][T14350] RAX: ffffffffffffffda RBX: 00007fffdb8b9bf0 RCX: 00007ff745cb31e7
[ 1672.650317][T14350] RDX: 0000000000000000 RSI: 00007fffdb8b9520 RDI: 0000000000000005
[ 1672.650772][T14350] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1672.651238][T14350] R10: 000000000d7f6910 R11: 0000000000000246 R12: 0000000000000004
[ 1672.651688][T14350] R13: 00000000686e4621 R14: 0000000000499600 R15: 0000000000000000
| [ 1672.793026][T14351] ------------[ cut here ]------------
| [1672.793351][T14351] WARNING: CPU: 0 PID: 14351 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) 
| [ 1672.793987][T14351] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1672.795895][T14351] Tainted: [W]=WARN
[ 1672.796134][T14351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1672.796523][T14351] 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) 
[ 1672.797166][T14351] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1672.798292][T14351] RSP: 0018:ffffc90006ed6ef0 EFLAGS: 00010246
[ 1672.798700][T14351] RAX: 0000000000000000 RBX: ffff88800a38a000 RCX: 0000000000000001
[ 1672.799166][T14351] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1672.799664][T14351] RBP: ffffc90006ed6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1672.800140][T14351] R10: ffffc90006ed7008 R11: ffffffff8658d1e0 R12: 1ffff92000ddade2
[ 1672.800618][T14351] R13: 00000000000005dc R14: ffffc90006ed7008 R15: ffff88800a38af48
[ 1672.801087][T14351] FS:  00007f3b25809800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1672.801653][T14351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1672.802055][T14351] CR2: 00000000004e59f8 CR3: 000000005fa1a006 CR4: 0000000000772ef0
[ 1672.802528][T14351] PKRU: 55555554
[ 1672.802786][T14351] Call Trace:
[ 1672.803022][T14351]  <TASK>
[1672.803184][T14351] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1672.803498][T14351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.803849][T14351] netif_set_mtu (net/core/dev.c:9652) 
[1672.804173][T14351] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1672.804499][T14351] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1672.804743][T14351] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1672.805060][T14351] br_add_if (net/bridge/br_if.c:697) 
[1672.805306][T14351] do_set_master (net/core/rtnetlink.c:2948) 
[1672.805632][T14351] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1672.805948][T14351] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1672.806274][T14351] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1672.806677][T14351] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1672.806988][T14351] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1672.807305][T14351] ? __kernel_text_address (kernel/extable.c:79) 
[1672.807658][T14351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.807976][T14351] ? __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) 
[1672.808287][T14351] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1672.808698][T14351] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1672.809011][T14351] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1672.809319][T14351] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1672.809638][T14351] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1672.809952][T14351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.810282][T14351] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1672.810605][T14351] ? __create_object (mm/kmemleak.c:771) 
[1672.810919][T14351] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1672.811234][T14351] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1672.811551][T14351] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1672.811969][T14351] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1672.812289][T14351] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1672.812615][T14351] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1672.812937][T14351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.813260][T14351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.813592][T14351] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1672.813904][T14351] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1672.814219][T14351] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1672.814532][T14351] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1672.814855][T14351] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1672.815171][T14351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.815485][T14351] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1672.815813][T14351] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1672.816134][T14351] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1672.816458][T14351] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1672.816777][T14351] ? 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) 
[1672.817092][T14351] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1672.817405][T14351] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1672.817727][T14351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.818040][T14351] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1672.818356][T14351] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1672.818671][T14351] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1672.818987][T14351] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1672.819298][T14351] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1672.819630][T14351] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1672.820034][T14351] ___sys_sendmsg (net/socket.c:2670) 
[1672.820337][T14351] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1672.820698][T14351] ? __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) 
[1672.821084][T14351] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1672.821395][T14351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.821725][T14351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1672.822040][T14351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1672.822346][T14351] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1672.822669][T14351] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1672.823008][T14351] __sys_sendmsg (net/socket.c:2700) 
[1672.823312][T14351] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1672.823715][T14351] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1672.824040][T14351] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1672.824349][T14351] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1672.824669][T14351] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1672.825051][T14351] RIP: 0033:0x7f3b259d61e7
[ 1672.825381][T14351] 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)
[ 1672.826490][T14351] RSP: 002b:00007fff49dbfaa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1672.826966][T14351] RAX: ffffffffffffffda RBX: 00007fff49dc01e0 RCX: 00007f3b259d61e7
[ 1672.827432][T14351] RDX: 0000000000000000 RSI: 00007fff49dbfb10 RDI: 0000000000000005
[ 1672.827916][T14351] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1672.828386][T14351] R10: 0000000007290910 R11: 0000000000000246 R12: 0000000000000004
[ 1672.828858][T14351] R13: 00000000686e4621 R14: 0000000000499600 R15: 0000000000000000
| [ 1675.204505][T14370] ------------[ cut here ]------------
| [1675.205207][T14370] WARNING: CPU: 3 PID: 14370 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) 
| [ 1675.205772][T14370] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1675.207412][T14370] Tainted: [W]=WARN
[ 1675.207630][T14370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1675.207975][T14370] 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) 
[ 1675.208266][T14370] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1675.209267][T14370] RSP: 0018:ffffc90007517140 EFLAGS: 00010246
[ 1675.209631][T14370] RAX: 0000000000000000 RBX: ffff88800f454000 RCX: 0000000000000001
[ 1675.210042][T14370] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1675.210462][T14370] RBP: ffffc90007517228 R08: ffff88805f885000 R09: 0000000000000000
[ 1675.210906][T14370] R10: ffffc900075175c8 R11: ffffffff86e73028 R12: 1ffff92000ea2e2c
[ 1675.211322][T14370] R13: 0000000000000578 R14: ffffc90007517880 R15: ffff88800a1bea60
[ 1675.211742][T14370] FS:  00007f2add586800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1675.212258][T14370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1675.212627][T14370] CR2: 00000000004e59f8 CR3: 000000000cdbe002 CR4: 0000000000772ef0
[ 1675.213085][T14370] PKRU: 55555554
[ 1675.213294][T14370] Call Trace:
[ 1675.213509][T14370]  <TASK>
[1675.213660][T14370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1675.213969][T14370] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1675.214246][T14370] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1675.214531][T14370] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1675.214839][T14370] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1675.215134][T14370] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1675.215416][T14370] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1675.215710][T14370] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1675.216088][T14370] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1675.216365][T14370] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1675.216665][T14370] ? __kernel_text_address (kernel/extable.c:79) 
[1675.216963][T14370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1675.217263][T14370] ? __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) 
[1675.217569][T14370] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1675.217933][T14370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1675.218252][T14370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1675.218541][T14370] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1675.218841][T14370] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1675.219148][T14370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1675.219442][T14370] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1675.219754][T14370] ? __create_object (mm/kmemleak.c:771) 
[1675.220038][T14370] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1675.220345][T14370] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1675.220637][T14370] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1675.221002][T14370] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1675.221313][T14370] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1675.221607][T14370] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1675.221902][T14370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1675.222189][T14370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1675.222483][T14370] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1675.222777][T14370] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1675.223077][T14370] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1675.223359][T14370] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1675.223655][T14370] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1675.223936][T14370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1675.224217][T14370] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1675.224533][T14370] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1675.224835][T14370] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1675.225137][T14370] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1675.225442][T14370] ? 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) 
[1675.225753][T14370] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1675.226051][T14370] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1675.226341][T14370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1675.226658][T14370] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1675.226955][T14370] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1675.227254][T14370] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1675.227585][T14370] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1675.227880][T14370] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1675.228178][T14370] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1675.228581][T14370] ___sys_sendmsg (net/socket.c:2670) 
[1675.228877][T14370] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1675.229167][T14370] ? __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) 
[1675.229535][T14370] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1675.229844][T14370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1675.230148][T14370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1675.230445][T14370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1675.230745][T14370] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1675.231037][T14370] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1675.231334][T14370] __sys_sendmsg (net/socket.c:2700) 
[1675.231634][T14370] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1675.231993][T14370] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1675.232294][T14370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1675.232607][T14370] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1675.232914][T14370] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1675.233276][T14370] RIP: 0033:0x7f2add7531e7
[ 1675.233591][T14370] 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)
[ 1675.234659][T14370] RSP: 002b:00007ffc1b8906c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1675.235097][T14370] RAX: ffffffffffffffda RBX: 00007ffc1b890e00 RCX: 00007f2add7531e7
[ 1675.235533][T14370] RDX: 0000000000000000 RSI: 00007ffc1b890730 RDI: 0000000000000005
[ 1675.236004][T14370] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1675.236454][T14370] R10: 00007f2add650498 R11: 0000000000000246 R12: 0000000000000004
[ 1675.236940][T14370] R13: 00000000686e4623 R14: 0000000000499600 R15: 0000000000000000
| [ 1687.195927][T14476] ------------[ cut here ]------------
| [1687.196268][T14476] WARNING: CPU: 1 PID: 14476 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) 
| [ 1687.196910][T14476] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1687.200463][T14476] Tainted: [W]=WARN
[ 1687.200717][T14476] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1687.201090][T14476] 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) 
[ 1687.201396][T14476] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1687.202467][T14476] RSP: 0018:ffffc90006cc6ef0 EFLAGS: 00010246
[ 1687.202869][T14476] RAX: 0000000000000000 RBX: ffff88801aa52000 RCX: 0000000000000001
[ 1687.203342][T14476] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1687.203818][T14476] RBP: ffffc90006cc6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1687.204282][T14476] R10: ffffc90006cc7008 R11: ffffffff8658d1e0 R12: 1ffff92000d98de2
[ 1687.204776][T14476] R13: 00000000000005dc R14: ffffc90006cc7008 R15: ffff88801aa52f48
[ 1687.205240][T14476] FS:  00007f03681a3800(0000) GS:ffff8880e4e19000(0000) knlGS:0000000000000000
[ 1687.205800][T14476] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1687.206197][T14476] CR2: 00000000004e59f0 CR3: 000000000c836006 CR4: 0000000000772ef0
[ 1687.206684][T14476] PKRU: 55555554
[ 1687.206920][T14476] Call Trace:
[ 1687.207153][T14476]  <TASK>
[1687.207314][T14476] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1687.207638][T14476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.207969][T14476] netif_set_mtu (net/core/dev.c:9652) 
[1687.208278][T14476] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1687.208628][T14476] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1687.208871][T14476] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1687.209187][T14476] br_add_if (net/bridge/br_if.c:697) 
[1687.209433][T14476] do_set_master (net/core/rtnetlink.c:2948) 
[1687.209752][T14476] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1687.210069][T14476] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1687.210392][T14476] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1687.210799][T14476] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1687.211103][T14476] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1687.211414][T14476] ? __kernel_text_address (kernel/extable.c:79) 
[1687.211737][T14476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.212046][T14476] ? __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) 
[1687.212364][T14476] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1687.212791][T14476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1687.213104][T14476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1687.213413][T14476] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1687.213732][T14476] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1687.214049][T14476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.214363][T14476] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1687.214682][T14476] ? __create_object (mm/kmemleak.c:771) 
[1687.214978][T14476] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1687.215286][T14476] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1687.215600][T14476] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1687.215986][T14476] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1687.216297][T14476] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1687.216633][T14476] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1687.216942][T14476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.217258][T14476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.217584][T14476] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1687.217901][T14476] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1687.218215][T14476] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1687.218524][T14476] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1687.218849][T14476] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1687.219166][T14476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.219488][T14476] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1687.219815][T14476] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1687.220139][T14476] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1687.220463][T14476] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1687.220796][T14476] ? 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) 
[1687.221112][T14476] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1687.221431][T14476] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1687.221750][T14476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.222067][T14476] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1687.222387][T14476] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1687.222715][T14476] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1687.223038][T14476] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1687.223351][T14476] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1687.223677][T14476] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1687.224080][T14476] ___sys_sendmsg (net/socket.c:2670) 
[1687.224389][T14476] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1687.224731][T14476] ? __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) 
[1687.225125][T14476] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1687.225444][T14476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.225773][T14476] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.226090][T14476] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.226405][T14476] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1687.226724][T14476] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1687.227044][T14476] __sys_sendmsg (net/socket.c:2700) 
[1687.227353][T14476] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1687.227747][T14476] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1687.228078][T14476] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1687.228401][T14476] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1687.228738][T14476] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1687.229124][T14476] RIP: 0033:0x7f03683701e7
[ 1687.229444][T14476] 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)
[ 1687.230596][T14476] RSP: 002b:00007ffe2940cb28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1687.231068][T14476] RAX: ffffffffffffffda RBX: 00007ffe2940d260 RCX: 00007f03683701e7
[ 1687.231532][T14476] RDX: 0000000000000000 RSI: 00007ffe2940cb90 RDI: 0000000000000005
[ 1687.232009][T14476] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1687.232480][T14476] R10: 0000000012dae910 R11: 0000000000000246 R12: 0000000000000004
[ 1687.232988][T14476] R13: 00000000686e462f R14: 0000000000499600 R15: 0000000000000000
| [ 1687.360438][T14477] ------------[ cut here ]------------
| [1687.360770][T14477] WARNING: CPU: 3 PID: 14477 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) 
| [ 1687.361361][T14477] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1687.363122][T14477] Tainted: [W]=WARN
[ 1687.363352][T14477] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1687.363731][T14477] 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) 
[ 1687.364034][T14477] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1687.365087][T14477] RSP: 0018:ffffc90006cb6ef0 EFLAGS: 00010246
[ 1687.365465][T14477] RAX: 0000000000000000 RBX: ffff88801aa52000 RCX: 0000000000000001
[ 1687.367573][T14477] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1687.368052][T14477] RBP: ffffc90006cb6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1687.368515][T14477] R10: ffffc90006cb7008 R11: ffffffff8658d1e0 R12: 1ffff92000d96de2
[ 1687.368996][T14477] R13: 00000000000005dc R14: ffffc90006cb7008 R15: ffff88801aa52f48
[ 1687.369460][T14477] FS:  00007fe6199d0800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1687.370028][T14477] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1687.370420][T14477] CR2: 00000000004e59f8 CR3: 000000005ed20001 CR4: 0000000000772ef0
[ 1687.370902][T14477] PKRU: 55555554
[ 1687.371136][T14477] Call Trace:
[ 1687.371369][T14477]  <TASK>
[1687.371531][T14477] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1687.371853][T14477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.372180][T14477] netif_set_mtu (net/core/dev.c:9652) 
[1687.372489][T14477] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1687.372843][T14477] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1687.373080][T14477] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1687.373400][T14477] br_add_if (net/bridge/br_if.c:697) 
[1687.373684][T14477] do_set_master (net/core/rtnetlink.c:2948) 
[1687.373999][T14477] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1687.374317][T14477] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1687.374640][T14477] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1687.375035][T14477] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1687.375338][T14477] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1687.375657][T14477] ? __kernel_text_address (kernel/extable.c:79) 
[1687.375968][T14477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.376278][T14477] ? __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) 
[1687.376599][T14477] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1687.376980][T14477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1687.377288][T14477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1687.377614][T14477] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1687.377934][T14477] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1687.378242][T14477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.378548][T14477] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1687.378860][T14477] ? __create_object (mm/kmemleak.c:771) 
[1687.379172][T14477] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1687.379481][T14477] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1687.379799][T14477] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1687.380181][T14477] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1687.380504][T14477] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1687.380826][T14477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1687.381134][T14477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.381446][T14477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.381777][T14477] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1687.382081][T14477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1687.382390][T14477] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1687.382712][T14477] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1687.383032][T14477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1687.383342][T14477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.383663][T14477] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1687.383972][T14477] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1687.384282][T14477] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1687.384614][T14477] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1687.384920][T14477] ? 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) 
[1687.385238][T14477] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1687.385548][T14477] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1687.385877][T14477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.386190][T14477] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1687.386507][T14477] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1687.386823][T14477] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1687.387141][T14477] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1687.387459][T14477] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1687.387776][T14477] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1687.388170][T14477] ___sys_sendmsg (net/socket.c:2670) 
[1687.388475][T14477] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1687.388793][T14477] ? __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) 
[1687.389174][T14477] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1687.389483][T14477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.389813][T14477] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1687.390124][T14477] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1687.390431][T14477] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1687.390746][T14477] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1687.391062][T14477] __sys_sendmsg (net/socket.c:2700) 
[1687.391365][T14477] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1687.391756][T14477] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1687.392085][T14477] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1687.392430][T14477] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1687.392765][T14477] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1687.393149][T14477] RIP: 0033:0x7fe619b9d1e7
[ 1687.393467][T14477] 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)
[ 1687.394603][T14477] RSP: 002b:00007ffe412f9638 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1687.395071][T14477] RAX: ffffffffffffffda RBX: 00007ffe412f9d70 RCX: 00007fe619b9d1e7
[ 1687.395536][T14477] RDX: 0000000000000000 RSI: 00007ffe412f96a0 RDI: 0000000000000005
[ 1687.396008][T14477] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1687.396477][T14477] R10: 0000000030545910 R11: 0000000000000246 R12: 0000000000000004
[ 1687.396971][T14477] R13: 00000000686e462f R14: 0000000000499600 R15: 0000000000000000
| [ 1688.315602][T14484] ------------[ cut here ]------------
| [1688.315929][T14484] WARNING: CPU: 0 PID: 14484 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) 
| [ 1688.316545][T14484] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1688.318456][T14484] Tainted: [W]=WARN
[ 1688.318703][T14484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1688.319097][T14484] 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) 
[ 1688.319444][T14484] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1688.320618][T14484] RSP: 0018:ffffc90006c76ef0 EFLAGS: 00010246
[ 1688.321031][T14484] RAX: 0000000000000000 RBX: ffff88805e72a000 RCX: 0000000000000001
[ 1688.321522][T14484] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1688.322016][T14484] RBP: ffffc90006c76fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1688.322477][T14484] R10: ffffc90006c77008 R11: ffffffff8658d1e0 R12: 1ffff92000d8ede2
[ 1688.322973][T14484] R13: 00000000000005dc R14: ffffc90006c77008 R15: ffff88805e72af48
[ 1688.323443][T14484] FS:  00007f1c8d114800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1688.324006][T14484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1688.324417][T14484] CR2: 00000000004e59f0 CR3: 0000000011544004 CR4: 0000000000772ef0
[ 1688.324903][T14484] PKRU: 55555554
[ 1688.325144][T14484] Call Trace:
[ 1688.325409][T14484]  <TASK>
[1688.325593][T14484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1688.325918][T14484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.326253][T14484] netif_set_mtu (net/core/dev.c:9652) 
[1688.326598][T14484] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1688.326924][T14484] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1688.327161][T14484] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1688.327483][T14484] br_add_if (net/bridge/br_if.c:697) 
[1688.327763][T14484] do_set_master (net/core/rtnetlink.c:2948) 
[1688.328082][T14484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1688.328399][T14484] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1688.328755][T14484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1688.329168][T14484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1688.329480][T14484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1688.329807][T14484] ? __kernel_text_address (kernel/extable.c:79) 
[1688.330138][T14484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.330468][T14484] ? __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) 
[1688.330811][T14484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1688.331197][T14484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1688.331514][T14484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1688.331829][T14484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1688.332156][T14484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1688.332472][T14484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.332836][T14484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1688.333160][T14484] ? __create_object (mm/kmemleak.c:771) 
[1688.333508][T14484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1688.333861][T14484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1688.334176][T14484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1688.334595][T14484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1688.334915][T14484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1688.335231][T14484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1688.335578][T14484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.335910][T14484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.336247][T14484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1688.336583][T14484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1688.336897][T14484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1688.337203][T14484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1688.337514][T14484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1688.337844][T14484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.338159][T14484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1688.338484][T14484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1688.338827][T14484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1688.339148][T14484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1688.339473][T14484] ? 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) 
[1688.339800][T14484] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1688.340120][T14484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1688.340434][T14484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.340773][T14484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1688.341082][T14484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1688.341391][T14484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1688.341716][T14484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1688.342029][T14484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1688.342341][T14484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1688.342759][T14484] ___sys_sendmsg (net/socket.c:2670) 
[1688.343077][T14484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1688.343383][T14484] ? __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) 
[1688.343778][T14484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1688.344087][T14484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.344413][T14484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.344746][T14484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.345065][T14484] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1688.345383][T14484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1688.345713][T14484] __sys_sendmsg (net/socket.c:2700) 
[1688.346019][T14484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1688.346405][T14484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1688.346741][T14484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1688.347060][T14484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1688.347373][T14484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1688.347768][T14484] RIP: 0033:0x7f1c8d2e11e7
[ 1688.348101][T14484] 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)
[ 1688.349243][T14484] RSP: 002b:00007fff6145f9b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1688.349726][T14484] RAX: ffffffffffffffda RBX: 00007fff614600f0 RCX: 00007f1c8d2e11e7
[ 1688.350198][T14484] RDX: 0000000000000000 RSI: 00007fff6145fa20 RDI: 0000000000000005
[ 1688.350670][T14484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1688.351133][T14484] R10: 000000000451f910 R11: 0000000000000246 R12: 0000000000000004
[ 1688.351619][T14484] R13: 00000000686e4630 R14: 0000000000499600 R15: 0000000000000000
| [ 1688.497001][T14485] ------------[ cut here ]------------
| [1688.497299][T14485] WARNING: CPU: 3 PID: 14485 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) 
| [ 1688.497893][T14485] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1688.500467][T14485] Tainted: [W]=WARN
[ 1688.500705][T14485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1688.501074][T14485] 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) 
[ 1688.501377][T14485] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1688.502447][T14485] RSP: 0018:ffffc90006c66ef0 EFLAGS: 00010246
[ 1688.502854][T14485] RAX: 0000000000000000 RBX: ffff88805e72a000 RCX: 0000000000000001
[ 1688.503296][T14485] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1688.503754][T14485] RBP: ffffc90006c66fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1688.504198][T14485] R10: ffffc90006c67008 R11: ffffffff86eceab8 R12: 1ffff92000d8cde2
[ 1688.504647][T14485] R13: 00000000000005dc R14: ffffc90006c67008 R15: ffff88805e72af48
[ 1688.505088][T14485] FS:  00007fccde8a2800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1688.505616][T14485] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1688.505990][T14485] CR2: 00000000004e59f8 CR3: 000000000d65e006 CR4: 0000000000772ef0
[ 1688.506433][T14485] PKRU: 55555554
[ 1688.506685][T14485] Call Trace:
[ 1688.506907][T14485]  <TASK>
[1688.507062][T14485] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1688.507362][T14485] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[1688.507676][T14485] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[1688.508046][T14485] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[1688.508343][T14485] netif_set_mtu (net/core/dev.c:9652) 
[1688.508645][T14485] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1688.508956][T14485] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[1688.509326][T14485] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1688.509550][T14485] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1688.509865][T14485] br_add_if (net/bridge/br_if.c:697) 
[1688.510099][T14485] do_set_master (net/core/rtnetlink.c:2948) 
[1688.510392][T14485] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1688.510710][T14485] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1688.511010][T14485] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1688.511383][T14485] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1688.511687][T14485] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1688.511986][T14485] ? __kernel_text_address (kernel/extable.c:79) 
[1688.512286][T14485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.512594][T14485] ? __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) 
[1688.512901][T14485] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1688.513267][T14485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1688.513574][T14485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1688.513867][T14485] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1688.514169][T14485] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1688.514464][T14485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.514777][T14485] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1688.515071][T14485] ? __create_object (mm/kmemleak.c:771) 
[1688.515369][T14485] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1688.515674][T14485] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1688.515977][T14485] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1688.516351][T14485] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1688.516673][T14485] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1688.516971][T14485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1688.517267][T14485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.517574][T14485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.517868][T14485] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1688.518161][T14485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1688.518459][T14485] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1688.518779][T14485] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1688.519078][T14485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1688.519378][T14485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.519688][T14485] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1688.519987][T14485] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1688.520283][T14485] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1688.520601][T14485] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1688.520903][T14485] ? 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) 
[1688.521201][T14485] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1688.521497][T14485] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1688.521796][T14485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.522095][T14485] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1688.522392][T14485] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1688.522703][T14485] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1688.523014][T14485] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1688.523322][T14485] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1688.523623][T14485] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1688.524005][T14485] ___sys_sendmsg (net/socket.c:2670) 
[1688.524302][T14485] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1688.524607][T14485] ? __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) 
[1688.524975][T14485] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1688.525282][T14485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.525589][T14485] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1688.525890][T14485] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1688.526187][T14485] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1688.526484][T14485] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1688.526805][T14485] __sys_sendmsg (net/socket.c:2700) 
[1688.527099][T14485] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1688.527464][T14485] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1688.527788][T14485] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1688.528086][T14485] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1688.528385][T14485] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1688.528759][T14485] RIP: 0033:0x7fccdea6f1e7
[ 1688.529067][T14485] 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)
[ 1688.530139][T14485] RSP: 002b:00007ffdd57ee048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1688.530605][T14485] RAX: ffffffffffffffda RBX: 00007ffdd57ee780 RCX: 00007fccdea6f1e7
[ 1688.531049][T14485] RDX: 0000000000000000 RSI: 00007ffdd57ee0b0 RDI: 0000000000000005
[ 1688.531492][T14485] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1688.531945][T14485] R10: 0000000021b9d910 R11: 0000000000000246 R12: 0000000000000004
[ 1688.532385][T14485] R13: 00000000686e4631 R14: 0000000000499600 R15: 0000000000000000
| [ 1691.163043][T14505] ------------[ cut here ]------------
| [1691.163374][T14505] WARNING: CPU: 0 PID: 14505 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) 
| [ 1691.163959][T14505] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1691.165648][T14505] Tainted: [W]=WARN
[ 1691.165868][T14505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1691.166228][T14505] 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) 
[ 1691.166520][T14505] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1691.168650][T14505] RSP: 0018:ffffc90005af7140 EFLAGS: 00010246
[ 1691.169020][T14505] RAX: 0000000000000000 RBX: ffff88800e874000 RCX: 0000000000000001
[ 1691.169440][T14505] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1691.169874][T14505] RBP: ffffc90005af7228 R08: ffff88801aa96800 R09: 0000000000000000
[ 1691.170294][T14505] R10: ffffc90005af75c8 R11: ffffffff86e73028 R12: 1ffff92000b5ee2c
[ 1691.170741][T14505] R13: 0000000000000578 R14: ffffc90005af7880 R15: ffff88805e4318e0
[ 1691.171183][T14505] FS:  00007f475b8e0800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1691.171693][T14505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1691.172055][T14505] CR2: 00000000004e59f8 CR3: 000000000cdb6006 CR4: 0000000000772ef0
[ 1691.172483][T14505] PKRU: 55555554
[ 1691.172741][T14505] Call Trace:
[ 1691.172961][T14505]  <TASK>
[1691.173110][T14505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1691.173400][T14505] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1691.173700][T14505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1691.173991][T14505] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1691.174280][T14505] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1691.174576][T14505] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1691.174890][T14505] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1691.175178][T14505] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1691.175644][T14505] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1691.175936][T14505] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1691.176247][T14505] ? __kernel_text_address (kernel/extable.c:79) 
[1691.176542][T14505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1691.176844][T14505] ? __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) 
[1691.177133][T14505] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1691.177483][T14505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1691.177781][T14505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1691.178069][T14505] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1691.178365][T14505] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1691.178686][T14505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1691.178974][T14505] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1691.179256][T14505] ? __create_object (mm/kmemleak.c:771) 
[1691.179538][T14505] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1691.179831][T14505] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1691.180133][T14505] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1691.180493][T14505] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1691.180788][T14505] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1691.181079][T14505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1691.181358][T14505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1691.181654][T14505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1691.181940][T14505] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1691.182241][T14505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1691.182524][T14505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1691.182834][T14505] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1691.183119][T14505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1691.183404][T14505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1691.183728][T14505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1691.184017][T14505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1691.184299][T14505] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1691.184601][T14505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1691.184886][T14505] ? 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) 
[1691.185188][T14505] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1691.185471][T14505] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1691.185771][T14505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1691.186088][T14505] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1691.186378][T14505] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1691.186685][T14505] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1691.186976][T14505] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1691.187261][T14505] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1691.187539][T14505] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1691.187909][T14505] ___sys_sendmsg (net/socket.c:2670) 
[1691.188197][T14505] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1691.188477][T14505] ? __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) 
[1691.188851][T14505] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1691.189138][T14505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1691.189426][T14505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1691.189751][T14505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1691.190041][T14505] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1691.190344][T14505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1691.190644][T14505] __sys_sendmsg (net/socket.c:2700) 
[1691.190927][T14505] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1691.191283][T14505] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1691.191586][T14505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1691.191888][T14505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1691.192172][T14505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1691.192548][T14505] RIP: 0033:0x7f475baad1e7
[ 1691.192872][T14505] 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)
[ 1691.193906][T14505] RSP: 002b:00007fff9788c778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1691.194361][T14505] RAX: ffffffffffffffda RBX: 00007fff9788ceb0 RCX: 00007f475baad1e7
[ 1691.194794][T14505] RDX: 0000000000000000 RSI: 00007fff9788c7e0 RDI: 0000000000000005
[ 1691.195215][T14505] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1691.195651][T14505] R10: 00007f475b9aa498 R11: 0000000000000246 R12: 0000000000000004
[ 1691.196083][T14505] R13: 00000000686e4633 R14: 0000000000499600 R15: 0000000000000000
| [ 1703.874792][T14614] ------------[ cut here ]------------
| [1703.875141][T14614] WARNING: CPU: 2 PID: 14614 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) 
| [ 1703.875732][T14614] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1703.877400][T14614] Tainted: [W]=WARN
[ 1703.877640][T14614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1703.877998][T14614] 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) 
[ 1703.878299][T14614] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1703.879307][T14614] RSP: 0018:ffffc90006907140 EFLAGS: 00010246
[ 1703.879683][T14614] RAX: 0000000000000000 RBX: ffff888015ef1000 RCX: 0000000000000001
[ 1703.880114][T14614] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1703.880545][T14614] RBP: ffffc90006907228 R08: ffff88800e798800 R09: 0000000000000000
[ 1703.881504][T14614] R10: ffffc900069075c8 R11: ffffffff86e73028 R12: 1ffff92000d20e2c
[ 1703.881947][T14614] R13: 0000000000000578 R14: ffffc90006907880 R15: ffff8880117bce60
[ 1703.882378][T14614] FS:  00007fc20a2bc800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1703.882892][T14614] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1703.883258][T14614] CR2: 00000000004e59f8 CR3: 0000000004fc1004 CR4: 0000000000772ef0
[ 1703.883698][T14614] PKRU: 55555554
[ 1703.883917][T14614] Call Trace:
[ 1703.884135][T14614]  <TASK>
[1703.884293][T14614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1703.884599][T14614] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1703.884888][T14614] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1703.885178][T14614] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1703.885468][T14614] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1703.885774][T14614] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1703.886071][T14614] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1703.886363][T14614] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1703.886737][T14614] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1703.887032][T14614] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1703.887320][T14614] ? __kernel_text_address (kernel/extable.c:79) 
[1703.887619][T14614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1703.887911][T14614] ? __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) 
[1703.888206][T14614] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1703.888569][T14614] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1703.888861][T14614] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1703.889150][T14614] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1703.889439][T14614] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1703.889742][T14614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1703.890031][T14614] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1703.890326][T14614] ? __create_object (mm/kmemleak.c:771) 
[1703.890631][T14614] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1703.890927][T14614] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1703.891220][T14614] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1703.891589][T14614] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1703.891888][T14614] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1703.892182][T14614] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1703.892469][T14614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1703.892784][T14614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1703.893077][T14614] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1703.893389][T14614] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1703.893710][T14614] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1703.893999][T14614] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1703.894291][T14614] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1703.894598][T14614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1703.894893][T14614] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1703.895200][T14614] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1703.895490][T14614] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1703.895802][T14614] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1703.896099][T14614] ? 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) 
[1703.896392][T14614] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1703.896696][T14614] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1703.896983][T14614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1703.897282][T14614] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1703.897585][T14614] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1703.897875][T14614] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1703.898175][T14614] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1703.898469][T14614] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1703.898771][T14614] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1703.899140][T14614] ___sys_sendmsg (net/socket.c:2670) 
[1703.899431][T14614] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1703.899735][T14614] ? __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) 
[1703.900093][T14614] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1703.900384][T14614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1703.900691][T14614] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1703.900986][T14614] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1703.901278][T14614] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1703.901578][T14614] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1703.901883][T14614] __sys_sendmsg (net/socket.c:2700) 
[1703.902172][T14614] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1703.902526][T14614] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1703.902853][T14614] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1703.903147][T14614] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1703.903453][T14614] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1703.903819][T14614] RIP: 0033:0x7fc20a4891e7
[ 1703.904116][T14614] 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)
[ 1703.905127][T14614] RSP: 002b:00007ffeafb14d08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1703.905579][T14614] RAX: ffffffffffffffda RBX: 00007ffeafb15440 RCX: 00007fc20a4891e7
[ 1703.906004][T14614] RDX: 0000000000000000 RSI: 00007ffeafb14d70 RDI: 0000000000000005
[ 1703.906424][T14614] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1703.906859][T14614] R10: 00007fc20a386498 R11: 0000000000000246 R12: 0000000000000004
[ 1703.907294][T14614] R13: 00000000686e4640 R14: 0000000000499600 R15: 0000000000000000
| [ 1716.143247][T14723] ------------[ cut here ]------------
| [1716.143585][T14723] WARNING: CPU: 1 PID: 14723 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) 
| [ 1716.144135][T14723] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1716.145783][T14723] Tainted: [W]=WARN
[ 1716.145997][T14723] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1716.146346][T14723] 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) 
[ 1716.146648][T14723] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1716.147661][T14723] RSP: 0018:ffffc90005747140 EFLAGS: 00010246
[ 1716.148019][T14723] RAX: 0000000000000000 RBX: ffff88801601c000 RCX: 0000000000000001
[ 1716.148431][T14723] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1716.149345][T14723] RBP: ffffc90005747228 R08: ffff88805ea48800 R09: 0000000000000000
[ 1716.149769][T14723] R10: ffffc900057475c8 R11: ffffffff86e73028 R12: 1ffff92000ae8e2c
[ 1716.150191][T14723] R13: 0000000000000578 R14: ffffc90005747880 R15: ffff888009af34e0
[ 1716.150616][T14723] FS:  00007fa51aff9800(0000) GS:ffff8880e4e19000(0000) knlGS:0000000000000000
[ 1716.151100][T14723] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1716.151453][T14723] CR2: 00000000004e59f8 CR3: 0000000009d9d003 CR4: 0000000000772ef0
[ 1716.151893][T14723] PKRU: 55555554
[ 1716.152122][T14723] Call Trace:
[ 1716.152329][T14723]  <TASK>
[1716.152471][T14723] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1716.152770][T14723] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1716.153053][T14723] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1716.153332][T14723] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1716.153623][T14723] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1716.153903][T14723] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1716.154183][T14723] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1716.154468][T14723] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1716.154826][T14723] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1716.155101][T14723] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1716.155377][T14723] ? __kernel_text_address (kernel/extable.c:79) 
[1716.155680][T14723] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1716.155971][T14723] ? __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) 
[1716.156252][T14723] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1716.156610][T14723] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1716.156893][T14723] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1716.157174][T14723] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1716.157450][T14723] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1716.157740][T14723] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1716.158017][T14723] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1716.158294][T14723] ? __create_object (mm/kmemleak.c:771) 
[1716.158590][T14723] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1716.158873][T14723] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1716.159156][T14723] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1716.159503][T14723] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1716.159815][T14723] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1716.160098][T14723] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1716.160383][T14723] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1716.160678][T14723] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1716.160954][T14723] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1716.161226][T14723] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1716.161507][T14723] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1716.161790][T14723] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1716.162067][T14723] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1716.162349][T14723] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1716.162644][T14723] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1716.162931][T14723] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1716.163213][T14723] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1716.163509][T14723] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1716.163806][T14723] ? 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) 
[1716.164085][T14723] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1716.164372][T14723] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1716.164662][T14723] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1716.164963][T14723] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1716.165246][T14723] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1716.165532][T14723] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1716.165829][T14723] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1716.166113][T14723] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1716.166389][T14723] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1716.166754][T14723] ___sys_sendmsg (net/socket.c:2670) 
[1716.167028][T14723] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1716.167300][T14723] ? __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) 
[1716.167670][T14723] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1716.167959][T14723] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1716.168243][T14723] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1716.168525][T14723] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1716.168823][T14723] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1716.169101][T14723] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1716.169384][T14723] __sys_sendmsg (net/socket.c:2700) 
[1716.169675][T14723] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1716.170022][T14723] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1716.170314][T14723] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1716.170603][T14723] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1716.170896][T14723] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1716.171236][T14723] RIP: 0033:0x7fa51b1c61e7
[ 1716.171524][T14723] 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)
[ 1716.172548][T14723] RSP: 002b:00007ffc62876e58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1716.173000][T14723] RAX: ffffffffffffffda RBX: 00007ffc62877590 RCX: 00007fa51b1c61e7
[ 1716.173410][T14723] RDX: 0000000000000000 RSI: 00007ffc62876ec0 RDI: 0000000000000005
[ 1716.173829][T14723] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1716.174238][T14723] R10: 00007fa51b0c3498 R11: 0000000000000246 R12: 0000000000000004
[ 1716.174662][T14723] R13: 00000000686e464c R14: 0000000000499600 R15: 0000000000000000
| [ 1729.688583][T14833] ------------[ cut here ]------------
| [1729.688913][T14833] WARNING: CPU: 3 PID: 14833 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) 
| [ 1729.689495][T14833] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1729.691230][T14833] Tainted: [W]=WARN
[ 1729.691451][T14833] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1729.691831][T14833] 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) 
[ 1729.692176][T14833] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1729.693262][T14833] RSP: 0018:ffffc90005057140 EFLAGS: 00010246
[ 1729.693647][T14833] RAX: 0000000000000000 RBX: ffff888008fec000 RCX: 0000000000000001
[ 1729.694086][T14833] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1729.694523][T14833] RBP: ffffc90005057228 R08: ffff88800bf22000 R09: 0000000000000000
[ 1729.694966][T14833] R10: ffffc900050575c8 R11: ffffffff86e73028 R12: 1ffff92000a0ae2c
[ 1729.695409][T14833] R13: 0000000000000578 R14: ffffc90005057880 R15: ffff8880117bd1e0
[ 1729.696127][T14833] FS:  00007fa2e5089800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1729.697038][T14833] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1729.697414][T14833] CR2: 00000000004e59f8 CR3: 00000000026af005 CR4: 0000000000772ef0
[ 1729.697974][T14833] PKRU: 55555554
[ 1729.698204][T14833] Call Trace:
[ 1729.698429][T14833]  <TASK>
[1729.698590][T14833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1729.698890][T14833] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1729.699187][T14833] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1729.699485][T14833] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1729.699816][T14833] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1729.700112][T14833] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1729.700408][T14833] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1729.700718][T14833] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1729.701092][T14833] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1729.701384][T14833] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1729.701691][T14833] ? __kernel_text_address (kernel/extable.c:79) 
[1729.701999][T14833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1729.702298][T14833] ? __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) 
[1729.702598][T14833] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1729.702971][T14833] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1729.703272][T14833] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1729.703576][T14833] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1729.703898][T14833] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1729.704199][T14833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1729.704493][T14833] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1729.704797][T14833] ? __create_object (mm/kmemleak.c:771) 
[1729.705093][T14833] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1729.705395][T14833] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1729.705703][T14833] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1729.706084][T14833] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1729.706390][T14833] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1729.706704][T14833] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1729.706997][T14833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1729.707300][T14833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1729.707622][T14833] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1729.707998][T14833] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1729.708279][T14833] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1729.708568][T14833] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1729.708894][T14833] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1729.709191][T14833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1729.709488][T14833] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1729.709792][T14833] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1729.710098][T14833] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1729.710406][T14833] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1729.710707][T14833] ? 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) 
[1729.711001][T14833] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1729.711297][T14833] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1729.711627][T14833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1729.711934][T14833] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1729.712233][T14833] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1729.712529][T14833] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1729.712860][T14833] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1729.713166][T14833] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1729.713460][T14833] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1729.713860][T14833] ___sys_sendmsg (net/socket.c:2670) 
[1729.714158][T14833] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1729.714452][T14833] ? __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) 
[1729.714825][T14833] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1729.715128][T14833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1729.715425][T14833] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1729.715765][T14833] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1729.716061][T14833] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1729.716352][T14833] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1729.716664][T14833] __sys_sendmsg (net/socket.c:2700) 
[1729.716955][T14833] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1729.717321][T14833] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1729.717650][T14833] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1729.717948][T14833] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1729.718242][T14833] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1729.718613][T14833] RIP: 0033:0x7fa2e52561e7
[ 1729.718915][T14833] 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)
[ 1729.720023][T14833] RSP: 002b:00007ffed454cc18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1729.720467][T14833] RAX: ffffffffffffffda RBX: 00007ffed454d350 RCX: 00007fa2e52561e7
[ 1729.720919][T14833] RDX: 0000000000000000 RSI: 00007ffed454cc80 RDI: 0000000000000005
[ 1729.721368][T14833] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1729.721818][T14833] R10: 00007fa2e5153498 R11: 0000000000000246 R12: 0000000000000004
[ 1729.722267][T14833] R13: 00000000686e465a R14: 0000000000499600 R15: 0000000000000000
| [ 1743.452720][T14941] ------------[ cut here ]------------
| [1743.453041][T14941] WARNING: CPU: 3 PID: 14941 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) 
| [ 1743.453599][T14941] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1743.455226][T14941] Tainted: [W]=WARN
[ 1743.455438][T14941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1743.455795][T14941] 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) 
[ 1743.456080][T14941] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1743.457075][T14941] RSP: 0018:ffffc900045b7140 EFLAGS: 00010246
[ 1743.457425][T14941] RAX: 0000000000000000 RBX: ffff8880020a1000 RCX: 0000000000000001
[ 1743.457845][T14941] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1743.458258][T14941] RBP: ffffc900045b7228 R08: ffff888009cc6800 R09: 0000000000000000
[ 1743.458687][T14941] R10: ffffc900045b75c8 R11: ffffffff86e73028 R12: 1ffff920008b6e2c
[ 1743.459099][T14941] R13: 0000000000000578 R14: ffffc900045b7880 R15: ffff88800d6e11e0
[ 1743.459513][T14941] FS:  00007f1c240e3800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1743.460001][T14941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1743.460348][T14941] CR2: 00000000004e59f8 CR3: 0000000017670005 CR4: 0000000000772ef0
[ 1743.460772][T14941] PKRU: 55555554
[ 1743.460983][T14941] Call Trace:
[ 1743.461187][T14941]  <TASK>
[1743.461328][T14941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1743.461614][T14941] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1743.461887][T14941] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1743.462163][T14941] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1743.462442][T14941] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1743.462740][T14941] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1743.463034][T14941] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1743.463312][T14941] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1743.463677][T14941] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1743.463954][T14941] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1743.464229][T14941] ? __kernel_text_address (kernel/extable.c:79) 
[1743.464509][T14941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1743.464798][T14941] ? __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) 
[1743.465074][T14941] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1743.465413][T14941] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1743.465699][T14941] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1743.465971][T14941] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1743.466245][T14941] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1743.466520][T14941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1743.466813][T14941] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1743.467086][T14941] ? __create_object (mm/kmemleak.c:771) 
[1743.467360][T14941] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1743.467644][T14941] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1743.467920][T14941] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1743.468257][T14941] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1743.468539][T14941] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1743.468831][T14941] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1743.469107][T14941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1743.469395][T14941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1743.469679][T14941] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1743.469957][T14941] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1743.470236][T14941] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1743.470510][T14941] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1743.470796][T14941] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1743.471076][T14941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1743.471356][T14941] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1743.471640][T14941] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1743.471916][T14941] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1743.472201][T14941] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1743.472474][T14941] ? 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) 
[1743.472764][T14941] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1743.473051][T14941] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1743.473325][T14941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1743.473620][T14941] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1743.473905][T14941] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1743.474185][T14941] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1743.474466][T14941] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1743.474754][T14941] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1743.475027][T14941] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1743.475389][T14941] ___sys_sendmsg (net/socket.c:2670) 
[1743.475673][T14941] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1743.475950][T14941] ? __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) 
[1743.476295][T14941] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1743.476584][T14941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1743.476863][T14941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1743.477143][T14941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1743.477419][T14941] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1743.477708][T14941] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1743.477991][T14941] __sys_sendmsg (net/socket.c:2700) 
[1743.478264][T14941] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1743.478615][T14941] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1743.478908][T14941] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1743.479196][T14941] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1743.479474][T14941] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1743.479824][T14941] RIP: 0033:0x7f1c242b01e7
[ 1743.480109][T14941] 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)
[ 1743.481098][T14941] RSP: 002b:00007ffed1c282a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1743.481521][T14941] RAX: ffffffffffffffda RBX: 00007ffed1c289e0 RCX: 00007f1c242b01e7
[ 1743.481942][T14941] RDX: 0000000000000000 RSI: 00007ffed1c28310 RDI: 0000000000000005
[ 1743.482353][T14941] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1743.482780][T14941] R10: 00007f1c241ad498 R11: 0000000000000246 R12: 0000000000000004
[ 1743.483199][T14941] R13: 00000000686e4668 R14: 0000000000499600 R15: 0000000000000000
| [ 1757.795486][T15053] ------------[ cut here ]------------
| [1757.795815][T15053] WARNING: CPU: 3 PID: 15053 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) 
| [ 1757.796393][T15053] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1757.798158][T15053] Tainted: [W]=WARN
[ 1757.798384][T15053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1757.798762][T15053] 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) 
[ 1757.799069][T15053] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1757.800125][T15053] RSP: 0018:ffffc900040d7140 EFLAGS: 00010246
[ 1757.800498][T15053] RAX: 0000000000000000 RBX: ffff88801ab09000 RCX: 0000000000000001
[ 1757.800956][T15053] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1757.801399][T15053] RBP: ffffc900040d7228 R08: ffff88805f122000 R09: 0000000000000000
[ 1757.801846][T15053] R10: ffffc900040d75c8 R11: ffffffff86e73028 R12: 1ffff9200081ae2c
[ 1757.802285][T15053] R13: 0000000000000578 R14: ffffc900040d7880 R15: ffff88800d6e2a60
[ 1757.802730][T15053] FS:  00007f756af13800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1757.803262][T15053] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1757.803644][T15053] CR2: 00000000004e59f8 CR3: 000000000fc11001 CR4: 0000000000772ef0
[ 1757.804091][T15053] PKRU: 55555554
[ 1757.804314][T15053] Call Trace:
[ 1757.804532][T15053]  <TASK>
[1757.804690][T15053] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1757.804991][T15053] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1757.805280][T15053] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1757.805581][T15053] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1757.805876][T15053] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1757.806166][T15053] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1757.806466][T15053] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1757.806773][T15053] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1757.807146][T15053] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1757.807438][T15053] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1757.807761][T15053] ? __kernel_text_address (kernel/extable.c:79) 
[1757.808069][T15053] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1757.808367][T15053] ? __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) 
[1757.808667][T15053] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1757.809031][T15053] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1757.809326][T15053] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1757.809625][T15053] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1757.809919][T15053] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1757.810217][T15053] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1757.810514][T15053] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1757.810811][T15053] ? __create_object (mm/kmemleak.c:771) 
[1757.811117][T15053] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1757.811418][T15053] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1757.811721][T15053] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1757.812083][T15053] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1757.812389][T15053] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1757.812709][T15053] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1757.813011][T15053] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1757.813310][T15053] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1757.813615][T15053] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1757.813907][T15053] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1757.814207][T15053] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1757.814501][T15053] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1757.814805][T15053] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1757.815108][T15053] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1757.815408][T15053] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1757.815712][T15053] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1757.816010][T15053] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1757.816316][T15053] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1757.816614][T15053] ? 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) 
[1757.816907][T15053] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1757.817206][T15053] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1757.817505][T15053] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1757.817813][T15053] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1757.818110][T15053] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1757.818403][T15053] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1757.818713][T15053] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1757.819019][T15053] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1757.819312][T15053] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1757.819708][T15053] ___sys_sendmsg (net/socket.c:2670) 
[1757.819997][T15053] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1757.820291][T15053] ? __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) 
[1757.820665][T15053] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1757.820960][T15053] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1757.821254][T15053] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1757.821569][T15053] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1757.821866][T15053] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1757.822164][T15053] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1757.822465][T15053] __sys_sendmsg (net/socket.c:2700) 
[1757.822763][T15053] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1757.823145][T15053] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1757.823452][T15053] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1757.823757][T15053] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1757.824055][T15053] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1757.824415][T15053] RIP: 0033:0x7f756b0e01e7
[ 1757.824732][T15053] 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)
[ 1757.825805][T15053] RSP: 002b:00007ffeab3f2778 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1757.826247][T15053] RAX: ffffffffffffffda RBX: 00007ffeab3f2eb0 RCX: 00007f756b0e01e7
[ 1757.826693][T15053] RDX: 0000000000000000 RSI: 00007ffeab3f27e0 RDI: 0000000000000005
[ 1757.827130][T15053] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1757.827581][T15053] R10: 00007f756afdd498 R11: 0000000000000246 R12: 0000000000000004
[ 1757.828021][T15053] R13: 00000000686e4676 R14: 0000000000499600 R15: 0000000000000000
| [ 1770.356004][T15157] ------------[ cut here ]------------
| [1770.356339][T15157] WARNING: CPU: 3 PID: 15157 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) 
| [ 1770.357148][T15157] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1770.359528][T15157] Tainted: [W]=WARN
[ 1770.359910][T15157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1770.360304][T15157] 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) 
[ 1770.360798][T15157] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1770.361971][T15157] RSP: 0018:ffffc90003df6ef0 EFLAGS: 00010246
[ 1770.362376][T15157] RAX: 0000000000000000 RBX: ffff888017662000 RCX: 0000000000000001
[ 1770.362915][T15157] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1770.363418][T15157] RBP: ffffc90003df6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1770.363906][T15157] R10: ffffc90003df7008 R11: ffffffff8658d1e0 R12: 1ffff920007bede2
[ 1770.364384][T15157] R13: 00000000000005dc R14: ffffc90003df7008 R15: ffff888017662f48
[ 1770.364882][T15157] FS:  00007f73e65bd800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1770.365437][T15157] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1770.365843][T15157] CR2: 00000000004e59f0 CR3: 000000000d0ee001 CR4: 0000000000772ef0
[ 1770.366325][T15157] PKRU: 55555554
[ 1770.366569][T15157] Call Trace:
[ 1770.366806][T15157]  <TASK>
[1770.366969][T15157] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1770.367283][T15157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.367620][T15157] netif_set_mtu (net/core/dev.c:9652) 
[1770.367935][T15157] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1770.368265][T15157] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1770.368511][T15157] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1770.368842][T15157] br_add_if (net/bridge/br_if.c:697) 
[1770.369090][T15157] do_set_master (net/core/rtnetlink.c:2948) 
[1770.369397][T15157] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1770.369720][T15157] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1770.370040][T15157] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1770.370436][T15157] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1770.370762][T15157] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1770.371074][T15157] ? __kernel_text_address (kernel/extable.c:79) 
[1770.371390][T15157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.371717][T15157] ? __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) 
[1770.372036][T15157] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1770.372429][T15157] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1770.372760][T15157] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1770.373129][T15157] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1770.373457][T15157] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1770.373783][T15157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.374100][T15157] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1770.374412][T15157] ? __create_object (mm/kmemleak.c:771) 
[1770.374740][T15157] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1770.375058][T15157] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1770.375375][T15157] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1770.375786][T15157] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1770.376111][T15157] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1770.376432][T15157] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1770.376754][T15157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.377076][T15157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.377391][T15157] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1770.377709][T15157] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1770.378024][T15157] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1770.378339][T15157] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1770.378660][T15157] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1770.378986][T15157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.379305][T15157] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1770.379630][T15157] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1770.379950][T15157] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1770.380276][T15157] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1770.380595][T15157] ? 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) 
[1770.380910][T15157] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1770.381227][T15157] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1770.381538][T15157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.381869][T15157] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1770.382193][T15157] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1770.382503][T15157] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1770.382841][T15157] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1770.383185][T15157] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1770.383498][T15157] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1770.383915][T15157] ___sys_sendmsg (net/socket.c:2670) 
[1770.384232][T15157] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1770.384546][T15157] ? __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) 
[1770.384945][T15157] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1770.385264][T15157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.385592][T15157] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.385913][T15157] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.386228][T15157] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1770.386542][T15157] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1770.386880][T15157] __sys_sendmsg (net/socket.c:2700) 
[1770.387196][T15157] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1770.387598][T15157] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1770.387930][T15157] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1770.388247][T15157] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1770.388571][T15157] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1770.388959][T15157] RIP: 0033:0x7f73e678a1e7
[ 1770.389292][T15157] 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)
[ 1770.390456][T15157] RSP: 002b:00007ffcb1f30fd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1770.390939][T15157] RAX: ffffffffffffffda RBX: 00007ffcb1f31710 RCX: 00007f73e678a1e7
[ 1770.391408][T15157] RDX: 0000000000000000 RSI: 00007ffcb1f31040 RDI: 0000000000000005
[ 1770.392115][T15157] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1770.392606][T15157] R10: 000000003344d910 R11: 0000000000000246 R12: 0000000000000004
[ 1770.393118][T15157] R13: 00000000686e4682 R14: 0000000000499600 R15: 0000000000000000
| [ 1770.519270][T15158] ------------[ cut here ]------------
| [1770.520942][T15158] WARNING: CPU: 2 PID: 15158 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) 
| [ 1770.521594][T15158] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1770.523488][T15158] Tainted: [W]=WARN
[ 1770.523749][T15158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1770.524157][T15158] 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) 
[ 1770.524495][T15158] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1770.525632][T15158] RSP: 0018:ffffc90003df6ef0 EFLAGS: 00010246
[ 1770.526051][T15158] RAX: 0000000000000000 RBX: ffff888017662000 RCX: 0000000000000001
[ 1770.526531][T15158] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1770.527026][T15158] RBP: ffffc90003df6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1770.527507][T15158] R10: ffffc90003df7008 R11: ffffffff86eceab8 R12: 1ffff920007bede2
[ 1770.528018][T15158] R13: 00000000000005dc R14: ffffc90003df7008 R15: ffff888017662f48
[ 1770.528506][T15158] FS:  00007f9deeb7a800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1770.529081][T15158] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1770.529495][T15158] CR2: 00000000004e59f8 CR3: 000000000cf99001 CR4: 0000000000772ef0
[ 1770.529991][T15158] PKRU: 55555554
[ 1770.530248][T15158] Call Trace:
[ 1770.530509][T15158]  <TASK>
[1770.530699][T15158] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1770.531037][T15158] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[1770.531372][T15158] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[1770.531794][T15158] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[1770.532130][T15158] netif_set_mtu (net/core/dev.c:9652) 
[1770.532453][T15158] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1770.532824][T15158] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[1770.533242][T15158] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1770.533496][T15158] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1770.533836][T15158] br_add_if (net/bridge/br_if.c:697) 
[1770.534100][T15158] do_set_master (net/core/rtnetlink.c:2948) 
[1770.534431][T15158] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1770.534775][T15158] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1770.535106][T15158] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1770.535525][T15158] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1770.535860][T15158] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1770.536186][T15158] ? __kernel_text_address (kernel/extable.c:79) 
[1770.536509][T15158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.536847][T15158] ? __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) 
[1770.537175][T15158] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1770.537592][T15158] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1770.537924][T15158] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1770.538250][T15158] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1770.538585][T15158] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1770.538914][T15158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.539239][T15158] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1770.539570][T15158] ? __create_object (mm/kmemleak.c:771) 
[1770.539901][T15158] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1770.540236][T15158] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1770.540571][T15158] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1770.540972][T15158] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1770.541306][T15158] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1770.541652][T15158] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1770.541981][T15158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.542314][T15158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.542650][T15158] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1770.543008][T15158] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1770.543342][T15158] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1770.543678][T15158] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1770.544009][T15158] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1770.544337][T15158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.544692][T15158] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1770.545021][T15158] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1770.545360][T15158] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1770.545706][T15158] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1770.546036][T15158] ? 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) 
[1770.546362][T15158] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1770.546702][T15158] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1770.547028][T15158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.547361][T15158] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1770.547704][T15158] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1770.548037][T15158] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1770.548370][T15158] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1770.548710][T15158] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1770.549033][T15158] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1770.549448][T15158] ___sys_sendmsg (net/socket.c:2670) 
[1770.549779][T15158] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1770.550112][T15158] ? __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) 
[1770.550517][T15158] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1770.550858][T15158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.551191][T15158] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1770.551523][T15158] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1770.551858][T15158] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1770.552187][T15158] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1770.552521][T15158] __sys_sendmsg (net/socket.c:2700) 
[1770.552870][T15158] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1770.553273][T15158] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1770.553619][T15158] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1770.553948][T15158] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1770.554279][T15158] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1770.554687][T15158] RIP: 0033:0x7f9deed471e7
[ 1770.555026][T15158] 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)
[ 1770.556177][T15158] RSP: 002b:00007ffd32882058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1770.556674][T15158] RAX: ffffffffffffffda RBX: 00007ffd32882790 RCX: 00007f9deed471e7
[ 1770.557155][T15158] RDX: 0000000000000000 RSI: 00007ffd328820c0 RDI: 0000000000000005
[ 1770.557652][T15158] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1770.558135][T15158] R10: 0000000036b2f910 R11: 0000000000000246 R12: 0000000000000004
[ 1770.558622][T15158] R13: 00000000686e4683 R14: 0000000000499600 R15: 0000000000000000
| [ 1771.431003][T15165] ------------[ cut here ]------------
| [1771.431335][T15165] WARNING: CPU: 2 PID: 15165 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) 
| [ 1771.431962][T15165] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1771.433755][T15165] Tainted: [W]=WARN
[ 1771.433994][T15165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1771.434373][T15165] 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) 
[ 1771.434701][T15165] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1771.435786][T15165] RSP: 0018:ffffc90005446ef0 EFLAGS: 00010246
[ 1771.436175][T15165] RAX: 0000000000000000 RBX: ffff888006352000 RCX: 0000000000000001
[ 1771.436665][T15165] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1771.437121][T15165] RBP: ffffc90005446fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1771.437590][T15165] R10: ffffc90005447008 R11: ffffffff8658d1e0 R12: 1ffff92000a88de2
[ 1771.438040][T15165] R13: 00000000000005dc R14: ffffc90005447008 R15: ffff888006352f48
[ 1771.438491][T15165] FS:  00007f041843b800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1771.439028][T15165] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1771.439419][T15165] CR2: 00000000004e59f0 CR3: 000000001221e006 CR4: 0000000000772ef0
[ 1771.439913][T15165] PKRU: 55555554
[ 1771.440150][T15165] Call Trace:
[ 1771.440384][T15165]  <TASK>
[1771.440551][T15165] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1771.440915][T15165] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.441238][T15165] netif_set_mtu (net/core/dev.c:9652) 
[1771.441550][T15165] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1771.441886][T15165] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1771.442123][T15165] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1771.442445][T15165] br_add_if (net/bridge/br_if.c:697) 
[1771.442702][T15165] do_set_master (net/core/rtnetlink.c:2948) 
[1771.443026][T15165] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1771.443338][T15165] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1771.443672][T15165] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1771.444066][T15165] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1771.444377][T15165] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1771.444694][T15165] ? __kernel_text_address (kernel/extable.c:79) 
[1771.445007][T15165] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.445322][T15165] ? __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) 
[1771.445642][T15165] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1771.446027][T15165] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1771.446343][T15165] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1771.446666][T15165] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1771.446975][T15165] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1771.447283][T15165] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.447616][T15165] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1771.447922][T15165] ? __create_object (mm/kmemleak.c:771) 
[1771.448239][T15165] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1771.448566][T15165] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1771.448878][T15165] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1771.449258][T15165] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1771.449583][T15165] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1771.449899][T15165] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1771.450213][T15165] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.450534][T15165] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.450856][T15165] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1771.451168][T15165] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1771.451479][T15165] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1771.451804][T15165] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1771.452126][T15165] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1771.452437][T15165] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.452761][T15165] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1771.453084][T15165] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1771.453405][T15165] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1771.453733][T15165] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1771.454042][T15165] ? 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) 
[1771.454349][T15165] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1771.454670][T15165] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1771.454975][T15165] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.455292][T15165] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1771.455629][T15165] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1771.455945][T15165] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1771.456258][T15165] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1771.456575][T15165] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1771.456883][T15165] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1771.457273][T15165] ___sys_sendmsg (net/socket.c:2670) 
[1771.457591][T15165] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1771.457907][T15165] ? __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) 
[1771.458288][T15165] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1771.458610][T15165] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.458921][T15165] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.459232][T15165] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.459542][T15165] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1771.459870][T15165] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1771.460193][T15165] __sys_sendmsg (net/socket.c:2700) 
[1771.460505][T15165] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1771.460893][T15165] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1771.461212][T15165] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1771.461520][T15165] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1771.461838][T15165] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1771.462214][T15165] RIP: 0033:0x7f04186081e7
[ 1771.462529][T15165] 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)
[ 1771.463628][T15165] RSP: 002b:00007ffdc14e3738 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1771.464087][T15165] RAX: ffffffffffffffda RBX: 00007ffdc14e3e70 RCX: 00007f04186081e7
[ 1771.464539][T15165] RDX: 0000000000000000 RSI: 00007ffdc14e37a0 RDI: 0000000000000005
[ 1771.465004][T15165] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1771.465455][T15165] R10: 000000003f1aa910 R11: 0000000000000246 R12: 0000000000000004
[ 1771.465918][T15165] R13: 00000000686e4683 R14: 0000000000499600 R15: 0000000000000000
| [ 1771.607257][T15166] ------------[ cut here ]------------
| [1771.607584][T15166] WARNING: CPU: 3 PID: 15166 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) 
| [ 1771.608162][T15166] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1771.610004][T15166] Tainted: [W]=WARN
[ 1771.610226][T15166] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1771.610603][T15166] 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) 
[ 1771.610906][T15166] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1771.611965][T15166] RSP: 0018:ffffc90005436ef0 EFLAGS: 00010246
[ 1771.612338][T15166] RAX: 0000000000000000 RBX: ffff888006352000 RCX: 0000000000000001
[ 1771.612787][T15166] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1771.613291][T15166] RBP: ffffc90005436fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1771.613762][T15166] R10: ffffc90005437008 R11: ffffffff86eceab8 R12: 1ffff92000a86de2
[ 1771.614203][T15166] R13: 00000000000005dc R14: ffffc90005437008 R15: ffff888006352f48
[ 1771.614651][T15166] FS:  00007f244333a800(0000) GS:ffff8880e4f19000(0000) knlGS:0000000000000000
[ 1771.615169][T15166] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1771.615545][T15166] CR2: 00000000004e59f8 CR3: 000000000cf65005 CR4: 0000000000772ef0
[ 1771.615996][T15166] PKRU: 55555554
[ 1771.616216][T15166] Call Trace:
[ 1771.616437][T15166]  <TASK>
[1771.616596][T15166] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1771.616899][T15166] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[1771.617197][T15166] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[1771.617573][T15166] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[1771.617880][T15166] netif_set_mtu (net/core/dev.c:9652) 
[1771.618174][T15166] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1771.618478][T15166] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[1771.618860][T15166] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1771.619087][T15166] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1771.619387][T15166] br_add_if (net/bridge/br_if.c:697) 
[1771.619628][T15166] do_set_master (net/core/rtnetlink.c:2948) 
[1771.619928][T15166] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1771.620230][T15166] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1771.620528][T15166] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1771.620918][T15166] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1771.621212][T15166] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1771.621524][T15166] ? __kernel_text_address (kernel/extable.c:79) 
[1771.621857][T15166] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.622168][T15166] ? __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) 
[1771.622466][T15166] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1771.622846][T15166] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1771.623151][T15166] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1771.623443][T15166] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1771.623745][T15166] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1771.624042][T15166] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.624346][T15166] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1771.624648][T15166] ? __create_object (mm/kmemleak.c:771) 
[1771.624947][T15166] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1771.625247][T15166] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1771.625542][T15166] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1771.625946][T15166] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1771.626252][T15166] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1771.626554][T15166] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1771.626866][T15166] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.627167][T15166] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.627465][T15166] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1771.627766][T15166] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1771.628065][T15166] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1771.628360][T15166] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1771.628663][T15166] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1771.628961][T15166] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.629270][T15166] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1771.629578][T15166] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1771.629877][T15166] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1771.630184][T15166] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1771.630477][T15166] ? 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) 
[1771.630782][T15166] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1771.631079][T15166] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1771.631377][T15166] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.631684][T15166] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1771.631981][T15166] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1771.632277][T15166] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1771.632590][T15166] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1771.632928][T15166] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1771.633237][T15166] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1771.633634][T15166] ___sys_sendmsg (net/socket.c:2670) 
[1771.633931][T15166] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1771.634224][T15166] ? __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) 
[1771.634607][T15166] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1771.634905][T15166] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.635204][T15166] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1771.635507][T15166] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1771.635816][T15166] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1771.636112][T15166] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1771.636414][T15166] __sys_sendmsg (net/socket.c:2700) 
[1771.636715][T15166] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1771.637080][T15166] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1771.637386][T15166] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1771.637691][T15166] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1771.637994][T15166] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1771.638358][T15166] RIP: 0033:0x7f24435071e7
[ 1771.638680][T15166] 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)
[ 1771.639738][T15166] RSP: 002b:00007ffe450dd7f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1771.640187][T15166] RAX: ffffffffffffffda RBX: 00007ffe450ddf30 RCX: 00007f24435071e7
[ 1771.640635][T15166] RDX: 0000000000000000 RSI: 00007ffe450dd860 RDI: 0000000000000005
[ 1771.641077][T15166] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1771.641523][T15166] R10: 0000000007a14910 R11: 0000000000000246 R12: 0000000000000004
[ 1771.641981][T15166] R13: 00000000686e4684 R14: 0000000000499600 R15: 0000000000000000
| [ 1773.972161][T15185] ------------[ cut here ]------------
| [1773.972499][T15185] WARNING: CPU: 2 PID: 15185 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) 
| [ 1773.974122][T15185] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1773.975817][T15185] Tainted: [W]=WARN
[ 1773.976038][T15185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1773.976390][T15185] 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) 
[ 1773.976718][T15185] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1773.977746][T15185] RSP: 0018:ffffc90003de7140 EFLAGS: 00010246
[ 1773.978109][T15185] RAX: 0000000000000000 RBX: ffff88805f2b9000 RCX: 0000000000000001
[ 1773.978529][T15185] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1773.978990][T15185] RBP: ffffc90003de7228 R08: ffff888009a10800 R09: 0000000000000000
[ 1773.979415][T15185] R10: ffffc90003de75c8 R11: ffffffff86e73028 R12: 1ffff920007bce2c
[ 1773.979861][T15185] R13: 0000000000000578 R14: ffffc90003de7880 R15: ffff88800c14c3e0
[ 1773.980285][T15185] FS:  00007f4268f7b800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1773.980810][T15185] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1773.981169][T15185] CR2: 00000000004e59f8 CR3: 000000005e57f002 CR4: 0000000000772ef0
[ 1773.981624][T15185] PKRU: 55555554
[ 1773.981844][T15185] Call Trace:
[ 1773.982063][T15185]  <TASK>
[1773.982214][T15185] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1773.982506][T15185] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1773.982831][T15185] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1773.983126][T15185] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1773.983417][T15185] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1773.983728][T15185] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1773.984023][T15185] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1773.984315][T15185] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1773.984698][T15185] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1773.984994][T15185] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1773.985281][T15185] ? __kernel_text_address (kernel/extable.c:79) 
[1773.985591][T15185] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1773.985888][T15185] ? __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) 
[1773.986176][T15185] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1773.986533][T15185] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1773.986870][T15185] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1773.987170][T15185] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1773.987460][T15185] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1773.987777][T15185] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1773.988066][T15185] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1773.988353][T15185] ? __create_object (mm/kmemleak.c:771) 
[1773.988668][T15185] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1773.988970][T15185] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1773.989260][T15185] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1773.989649][T15185] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1773.989946][T15185] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1773.990240][T15185] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1773.990530][T15185] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1773.990849][T15185] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1773.991143][T15185] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1773.991428][T15185] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1773.991757][T15185] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1773.992046][T15185] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1773.992337][T15185] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1773.992655][T15185] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1773.992962][T15185] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1773.993248][T15185] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1773.993540][T15185] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1773.993865][T15185] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1773.994161][T15185] ? 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) 
[1773.994451][T15185] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1773.994768][T15185] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1773.995057][T15185] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1773.995351][T15185] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1773.995668][T15185] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1773.995960][T15185] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1773.996269][T15185] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1773.996574][T15185] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1773.996874][T15185] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1773.997242][T15185] ___sys_sendmsg (net/socket.c:2670) 
[1773.997529][T15185] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1773.997841][T15185] ? __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) 
[1773.998196][T15185] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1773.998495][T15185] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1773.998812][T15185] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1773.999106][T15185] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1773.999395][T15185] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1773.999707][T15185] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1774.000007][T15185] __sys_sendmsg (net/socket.c:2700) 
[1774.000296][T15185] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1774.000683][T15185] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1774.000983][T15185] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1774.001275][T15185] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1774.001583][T15185] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1774.001946][T15185] RIP: 0033:0x7f42691481e7
[ 1774.002249][T15185] 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)
[ 1774.003293][T15185] RSP: 002b:00007ffce5878918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1774.003749][T15185] RAX: ffffffffffffffda RBX: 00007ffce5879050 RCX: 00007f42691481e7
[ 1774.004178][T15185] RDX: 0000000000000000 RSI: 00007ffce5878980 RDI: 0000000000000005
[ 1774.004630][T15185] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1774.005053][T15185] R10: 00007f4269045498 R11: 0000000000000246 R12: 0000000000000004
[ 1774.005475][T15185] R13: 00000000686e4686 R14: 0000000000499600 R15: 0000000000000000
| [ 1787.736277][T15293] ------------[ cut here ]------------
| [1787.737311][T15293] WARNING: CPU: 2 PID: 15293 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) 
| [ 1787.737933][T15293] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1787.739748][T15293] Tainted: [W]=WARN
[ 1787.739998][T15293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1787.740381][T15293] 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) 
[ 1787.740711][T15293] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1787.741803][T15293] RSP: 0018:ffffc900049a6ef0 EFLAGS: 00010246
[ 1787.742208][T15293] RAX: 0000000000000000 RBX: ffff88805e492000 RCX: 0000000000000001
[ 1787.742682][T15293] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1787.743168][T15293] RBP: ffffc900049a6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1787.743665][T15293] R10: ffffc900049a7008 R11: ffffffff8658d1e0 R12: 1ffff92000934de2
[ 1787.744145][T15293] R13: 00000000000005dc R14: ffffc900049a7008 R15: ffff88805e492f48
[ 1787.744612][T15293] FS:  00007f4b4474d800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1787.745162][T15293] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1787.745567][T15293] CR2: 00000000004e59f0 CR3: 000000000c164004 CR4: 0000000000772ef0
[ 1787.746054][T15293] PKRU: 55555554
[ 1787.746294][T15293] Call Trace:
[ 1787.746530][T15293]  <TASK>
[1787.746710][T15293] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1787.747027][T15293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.747349][T15293] netif_set_mtu (net/core/dev.c:9652) 
[1787.747686][T15293] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1787.748024][T15293] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1787.748262][T15293] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1787.748601][T15293] br_add_if (net/bridge/br_if.c:697) 
[1787.748847][T15293] do_set_master (net/core/rtnetlink.c:2948) 
[1787.749167][T15293] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1787.749480][T15293] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1787.749807][T15293] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1787.750205][T15293] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1787.750516][T15293] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1787.750844][T15293] ? __kernel_text_address (kernel/extable.c:79) 
[1787.751160][T15293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.751471][T15293] ? __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) 
[1787.751807][T15293] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1787.752204][T15293] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1787.752517][T15293] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1787.752855][T15293] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1787.753181][T15293] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1787.753490][T15293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.753830][T15293] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1787.754154][T15293] ? __create_object (mm/kmemleak.c:771) 
[1787.754464][T15293] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1787.754823][T15293] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1787.755140][T15293] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1787.755535][T15293] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1787.755876][T15293] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1787.756197][T15293] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1787.756505][T15293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.756839][T15293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.757161][T15293] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1787.757476][T15293] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1787.757806][T15293] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1787.758131][T15293] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1787.758444][T15293] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1787.758778][T15293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.759093][T15293] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1787.759400][T15293] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1787.759726][T15293] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1787.760052][T15293] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1787.760371][T15293] ? 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) 
[1787.760691][T15293] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1787.761015][T15293] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1787.761331][T15293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.761659][T15293] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1787.761983][T15293] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1787.762299][T15293] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1787.762622][T15293] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1787.762962][T15293] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1787.763270][T15293] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1787.763696][T15293] ___sys_sendmsg (net/socket.c:2670) 
[1787.764012][T15293] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1787.764326][T15293] ? __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) 
[1787.764717][T15293] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1787.765047][T15293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.765368][T15293] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.765697][T15293] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.766011][T15293] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1787.766327][T15293] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1787.766651][T15293] __sys_sendmsg (net/socket.c:2700) 
[1787.766960][T15293] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1787.767351][T15293] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1787.767700][T15293] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1787.768024][T15293] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1787.768347][T15293] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1787.768749][T15293] RIP: 0033:0x7f4b4491a1e7
[ 1787.769076][T15293] 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)
[ 1787.770166][T15293] RSP: 002b:00007ffe94f9edf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1787.770645][T15293] RAX: ffffffffffffffda RBX: 00007ffe94f9f530 RCX: 00007f4b4491a1e7
[ 1787.771114][T15293] RDX: 0000000000000000 RSI: 00007ffe94f9ee60 RDI: 0000000000000005
[ 1787.771606][T15293] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1787.772086][T15293] R10: 000000001253b910 R11: 0000000000000246 R12: 0000000000000004
[ 1787.772546][T15293] R13: 00000000686e4694 R14: 0000000000499600 R15: 0000000000000000
| [ 1787.907142][T15294] ------------[ cut here ]------------
| [1787.907498][T15294] WARNING: CPU: 2 PID: 15294 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) 
| [ 1787.908131][T15294] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1787.909908][T15294] Tainted: [W]=WARN
[ 1787.910148][T15294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1787.910528][T15294] 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) 
[ 1787.910868][T15294] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1787.911952][T15294] RSP: 0018:ffffc900049a6ef0 EFLAGS: 00010246
[ 1787.912347][T15294] RAX: 0000000000000000 RBX: ffff88805e492000 RCX: 0000000000000001
[ 1787.912808][T15294] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1787.913280][T15294] RBP: ffffc900049a6fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1787.913742][T15294] R10: ffffc900049a7008 R11: ffffffff8658d1e0 R12: 1ffff92000934de2
[ 1787.914197][T15294] R13: 00000000000005dc R14: ffffc900049a7008 R15: ffff88805e492f48
[ 1787.914675][T15294] FS:  00007f4eb067e800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1787.915210][T15294] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1787.915805][T15294] CR2: 00000000004e59f8 CR3: 000000000f7bc006 CR4: 0000000000772ef0
[ 1787.916400][T15294] PKRU: 55555554
[ 1787.916701][T15294] Call Trace:
[ 1787.916937][T15294]  <TASK>
[1787.917111][T15294] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1787.917421][T15294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.917763][T15294] netif_set_mtu (net/core/dev.c:9652) 
[1787.918073][T15294] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1787.918395][T15294] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1787.918654][T15294] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1787.918976][T15294] br_add_if (net/bridge/br_if.c:697) 
[1787.919223][T15294] do_set_master (net/core/rtnetlink.c:2948) 
[1787.919585][T15294] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1787.919902][T15294] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1787.920227][T15294] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1787.920626][T15294] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1787.920934][T15294] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1787.921240][T15294] ? __kernel_text_address (kernel/extable.c:79) 
[1787.921551][T15294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.921874][T15294] ? __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) 
[1787.922199][T15294] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1787.922605][T15294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1787.922945][T15294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1787.923257][T15294] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1787.923578][T15294] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1787.923888][T15294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.924199][T15294] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1787.924504][T15294] ? __create_object (mm/kmemleak.c:771) 
[1787.924833][T15294] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1787.925151][T15294] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1787.925463][T15294] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1787.925852][T15294] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1787.926176][T15294] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1787.926487][T15294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1787.926821][T15294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.927138][T15294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.927454][T15294] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1787.927769][T15294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1787.928084][T15294] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1787.928391][T15294] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1787.928714][T15294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1787.929029][T15294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.929343][T15294] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1787.929669][T15294] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1787.929983][T15294] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1787.930300][T15294] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1787.930626][T15294] ? 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) 
[1787.930937][T15294] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1787.931252][T15294] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1787.931566][T15294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.931890][T15294] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1787.932208][T15294] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1787.932519][T15294] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1787.932852][T15294] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1787.933178][T15294] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1787.933484][T15294] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1787.933887][T15294] ___sys_sendmsg (net/socket.c:2670) 
[1787.934203][T15294] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1787.934517][T15294] ? __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) 
[1787.934921][T15294] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1787.935234][T15294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.935545][T15294] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1787.935870][T15294] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1787.936189][T15294] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1787.936518][T15294] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1787.936846][T15294] __sys_sendmsg (net/socket.c:2700) 
[1787.937157][T15294] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1787.937534][T15294] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1787.937865][T15294] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1787.938178][T15294] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1787.938489][T15294] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1787.938921][T15294] RIP: 0033:0x7f4eb084b1e7
[ 1787.939264][T15294] 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)
[ 1787.940393][T15294] RSP: 002b:00007fffd5a36228 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1787.941326][T15294] RAX: ffffffffffffffda RBX: 00007fffd5a36960 RCX: 00007f4eb084b1e7
[ 1787.941921][T15294] RDX: 0000000000000000 RSI: 00007fffd5a36290 RDI: 0000000000000005
[ 1787.942402][T15294] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1787.942921][T15294] R10: 0000000030bdd910 R11: 0000000000000246 R12: 0000000000000004
[ 1787.943395][T15294] R13: 00000000686e4694 R14: 0000000000499600 R15: 0000000000000000
| [ 1788.807995][T15301] ------------[ cut here ]------------
| [1788.808295][T15301] WARNING: CPU: 0 PID: 15301 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) 
| [ 1788.808888][T15301] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1788.811920][T15301] Tainted: [W]=WARN
[ 1788.812164][T15301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1788.812539][T15301] 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) 
[ 1788.812865][T15301] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1788.813932][T15301] RSP: 0018:ffffc90004956ef0 EFLAGS: 00010246
[ 1788.814306][T15301] RAX: 0000000000000000 RBX: ffff88805f4a2000 RCX: 0000000000000001
[ 1788.814763][T15301] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1788.815205][T15301] RBP: ffffc90004956fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1788.815654][T15301] R10: ffffc90004957008 R11: ffffffff8658d1e0 R12: 1ffff9200092ade2
[ 1788.816104][T15301] R13: 00000000000005dc R14: ffffc90004957008 R15: ffff88805f4a2f48
[ 1788.816554][T15301] FS:  00007fae03e7a800(0000) GS:ffff8880e4d99000(0000) knlGS:0000000000000000
[ 1788.817089][T15301] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1788.817458][T15301] CR2: 00000000004e59f0 CR3: 000000001abbd002 CR4: 0000000000772ef0
[ 1788.817914][T15301] PKRU: 55555554
[ 1788.818138][T15301] Call Trace:
[ 1788.818358][T15301]  <TASK>
[1788.818512][T15301] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1788.818826][T15301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.819138][T15301] netif_set_mtu (net/core/dev.c:9652) 
[1788.819434][T15301] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1788.819775][T15301] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1788.820001][T15301] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1788.820299][T15301] br_add_if (net/bridge/br_if.c:697) 
[1788.820531][T15301] do_set_master (net/core/rtnetlink.c:2948) 
[1788.820875][T15301] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1788.821174][T15301] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1788.821472][T15301] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1788.821856][T15301] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1788.822149][T15301] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1788.822442][T15301] ? __kernel_text_address (kernel/extable.c:79) 
[1788.822746][T15301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.823059][T15301] ? __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) 
[1788.823354][T15301] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1788.823732][T15301] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1788.824030][T15301] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1788.824321][T15301] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1788.824620][T15301] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1788.824919][T15301] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1788.825223][T15301] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1788.825517][T15301] ? __create_object (mm/kmemleak.c:771) 
[1788.825822][T15301] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1788.826119][T15301] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1788.826412][T15301] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1788.826787][T15301] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1788.827096][T15301] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1788.827394][T15301] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1788.827704][T15301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.828005][T15301] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1788.828298][T15301] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1788.828599][T15301] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1788.828897][T15301] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1788.829190][T15301] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1788.829484][T15301] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1788.829789][T15301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.830096][T15301] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1788.830390][T15301] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1788.830691][T15301] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1788.830997][T15301] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1788.831288][T15301] ? 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) 
[1788.831591][T15301] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1788.831887][T15301] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1788.832190][T15301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.832488][T15301] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1788.832794][T15301] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1788.833098][T15301] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1788.833397][T15301] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1788.833701][T15301] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1788.833993][T15301] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1788.834379][T15301] ___sys_sendmsg (net/socket.c:2670) 
[1788.834680][T15301] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1788.834974][T15301] ? __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) 
[1788.835340][T15301] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1788.835645][T15301] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1788.835943][T15301] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.836242][T15301] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1788.836543][T15301] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1788.836843][T15301] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1788.837145][T15301] __sys_sendmsg (net/socket.c:2700) 
[1788.837437][T15301] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1788.837811][T15301] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1788.838117][T15301] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1788.838415][T15301] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1788.838725][T15301] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1788.839087][T15301] RIP: 0033:0x7fae040471e7
[ 1788.839391][T15301] 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)
[ 1788.840451][T15301] RSP: 002b:00007ffee6aac078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1788.840909][T15301] RAX: ffffffffffffffda RBX: 00007ffee6aac7b0 RCX: 00007fae040471e7
[ 1788.841350][T15301] RDX: 0000000000000000 RSI: 00007ffee6aac0e0 RDI: 0000000000000005
[ 1788.841797][T15301] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1788.842234][T15301] R10: 000000003523b910 R11: 0000000000000246 R12: 0000000000000004
[ 1788.842689][T15301] R13: 00000000686e4695 R14: 0000000000499600 R15: 0000000000000000
| [ 1788.974667][T15302] ------------[ cut here ]------------
| [1788.974988][T15302] WARNING: CPU: 2 PID: 15302 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) 
| [ 1788.975605][T15302] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1788.978085][T15302] Tainted: [W]=WARN
[ 1788.978319][T15302] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1788.978711][T15302] 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) 
[ 1788.979028][T15302] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1788.980104][T15302] RSP: 0018:ffffc90004956ef0 EFLAGS: 00010246
[ 1788.980493][T15302] RAX: 0000000000000000 RBX: ffff88805f4a2000 RCX: 0000000000000001
[ 1788.980957][T15302] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1788.981409][T15302] RBP: ffffc90004956fd8 R08: 0000000000000000 R09: 0000000000000000
[ 1788.981873][T15302] R10: ffffc90004957008 R11: ffffffff86eceab8 R12: 1ffff9200092ade2
[ 1788.982334][T15302] R13: 00000000000005dc R14: ffffc90004957008 R15: ffff88805f4a2f48
[ 1788.982814][T15302] FS:  00007fabb821c800(0000) GS:ffff8880e4e99000(0000) knlGS:0000000000000000
[ 1788.983362][T15302] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1788.983761][T15302] CR2: 00000000004e59f8 CR3: 0000000011560004 CR4: 0000000000772ef0
[ 1788.984225][T15302] PKRU: 55555554
[ 1788.984465][T15302] Call Trace:
[ 1788.984708][T15302]  <TASK>
[1788.984875][T15302] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1788.985190][T15302] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[1788.985502][T15302] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[1788.985892][T15302] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[1788.986202][T15302] netif_set_mtu (net/core/dev.c:9652) 
[1788.986519][T15302] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[1788.986847][T15302] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[1788.987234][T15302] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[1788.987472][T15302] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[1788.987799][T15302] br_add_if (net/bridge/br_if.c:697) 
[1788.988047][T15302] do_set_master (net/core/rtnetlink.c:2948) 
[1788.988356][T15302] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1788.988683][T15302] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[1788.989000][T15302] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1788.989386][T15302] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1788.989707][T15302] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1788.990014][T15302] ? __kernel_text_address (kernel/extable.c:79) 
[1788.990329][T15302] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.990679][T15302] ? __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) 
[1788.991002][T15302] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1788.991380][T15302] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1788.991707][T15302] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1788.992013][T15302] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1788.992321][T15302] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1788.992642][T15302] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1788.992966][T15302] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1788.993281][T15302] ? __create_object (mm/kmemleak.c:771) 
[1788.993608][T15302] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1788.993916][T15302] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1788.994223][T15302] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1788.994608][T15302] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1788.994924][T15302] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1788.995237][T15302] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1788.995541][T15302] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.995870][T15302] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1788.996178][T15302] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1788.996484][T15302] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1788.996808][T15302] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1788.997129][T15302] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1788.997440][T15302] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1788.997761][T15302] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1788.998075][T15302] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1788.998390][T15302] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1788.998707][T15302] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1788.999031][T15302] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1788.999335][T15302] ? 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) 
[1788.999657][T15302] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1788.999968][T15302] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1789.000281][T15302] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1789.000606][T15302] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1789.000919][T15302] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1789.001226][T15302] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1789.001537][T15302] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1789.001857][T15302] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1789.002166][T15302] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1789.002566][T15302] ___sys_sendmsg (net/socket.c:2670) 
[1789.002892][T15302] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1789.003198][T15302] ? __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) 
[1789.003591][T15302] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1789.003901][T15302] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1789.004214][T15302] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1789.004529][T15302] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1789.004865][T15302] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1789.005202][T15302] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1789.005533][T15302] __sys_sendmsg (net/socket.c:2700) 
[1789.005869][T15302] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1789.006265][T15302] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1789.006611][T15302] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1789.006942][T15302] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1789.007283][T15302] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1789.007699][T15302] RIP: 0033:0x7fabb83e91e7
[ 1789.008033][T15302] 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)
[ 1789.009166][T15302] RSP: 002b:00007ffee38dcd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1789.009659][T15302] RAX: ffffffffffffffda RBX: 00007ffee38dd490 RCX: 00007fabb83e91e7
[ 1789.010146][T15302] RDX: 0000000000000000 RSI: 00007ffee38dcdc0 RDI: 0000000000000005
[ 1789.010631][T15302] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[ 1789.011110][T15302] R10: 0000000031130910 R11: 0000000000000246 R12: 0000000000000004
[ 1789.011600][T15302] R13: 00000000686e4695 R14: 0000000000499600 R15: 0000000000000000
| [ 1791.295095][T15321] ------------[ cut here ]------------
| [1791.295408][T15321] WARNING: CPU: 1 PID: 15321 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) 
| [ 1791.297298][T15321] Modules linked in: chacha chacha_x86_64 libchacha chacha20poly1305 libpoly1305 poly1305_x86_64 tls openvswitch nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 nsh cls_bpf sch_ingress netdevsim psample
| [ 1791.298970][T15321] Tainted: [W]=WARN
[ 1791.299183][T15321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[1791.299531][T15321] 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) 
[ 1791.299823][T15321] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[ 1791.300823][T15321] RSP: 0018:ffffc90003fa7140 EFLAGS: 00010246
[ 1791.301174][T15321] RAX: 0000000000000000 RBX: ffff88800ceac000 RCX: 0000000000000001
[ 1791.301594][T15321] RDX: 0000000000000000 RSI: ffffffff85b10759 RDI: ffffffff85258280
[ 1791.302011][T15321] RBP: ffffc90003fa7228 R08: ffff88801a8a6800 R09: 0000000000000000
[ 1791.302423][T15321] R10: ffffc90003fa75c8 R11: ffffffff86e73028 R12: 1ffff920007f4e2c
[ 1791.302858][T15321] R13: 0000000000000578 R14: ffffc90003fa7880 R15: ffff888015d29560
[ 1791.303274][T15321] FS:  00007ff943820800(0000) GS:ffff8880e4e19000(0000) knlGS:0000000000000000
[ 1791.303764][T15321] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1791.304111][T15321] CR2: 00000000004e59f8 CR3: 00000000114b0002 CR4: 0000000000772ef0
[ 1791.304535][T15321] PKRU: 55555554
[ 1791.304752][T15321] Call Trace:
[ 1791.304958][T15321]  <TASK>
[1791.305100][T15321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1791.305384][T15321] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[1791.305675][T15321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1791.305953][T15321] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[1791.306232][T15321] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[1791.306510][T15321] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[1791.306803][T15321] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[1791.307086][T15321] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[1791.307442][T15321] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[1791.307746][T15321] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[1791.308026][T15321] ? __kernel_text_address (kernel/extable.c:79) 
[1791.308305][T15321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1791.308599][T15321] ? __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) 
[1791.308883][T15321] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[1791.309230][T15321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1791.309510][T15321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1791.309801][T15321] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[1791.310081][T15321] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[1791.310358][T15321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1791.310644][T15321] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[1791.310920][T15321] ? __create_object (mm/kmemleak.c:771) 
[1791.311200][T15321] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[1791.311481][T15321] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[1791.311768][T15321] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[1791.312110][T15321] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[1791.312393][T15321] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[1791.312683][T15321] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1791.312967][T15321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1791.313250][T15321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1791.313529][T15321] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[1791.313818][T15321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1791.314106][T15321] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[1791.314381][T15321] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[1791.314675][T15321] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1791.314959][T15321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1791.315241][T15321] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[1791.315521][T15321] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[1791.315813][T15321] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[1791.316115][T15321] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[1791.316389][T15321] ? 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) 
[1791.316694][T15321] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[1791.316977][T15321] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[1791.317253][T15321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1791.317535][T15321] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[1791.317828][T15321] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[1791.318107][T15321] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[1791.318391][T15321] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[1791.318680][T15321] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[1791.318962][T15321] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[1791.319321][T15321] ___sys_sendmsg (net/socket.c:2670) 
[1791.319610][T15321] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[1791.319889][T15321] ? __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) 
[1791.320240][T15321] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[1791.320523][T15321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1791.320823][T15321] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[1791.321111][T15321] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[1791.321387][T15321] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[1791.321673][T15321] ? __lock_release (kernel/locking/lockdep.c:5539) 
[1791.321963][T15321] __sys_sendmsg (net/socket.c:2700) 
[1791.322236][T15321] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[1791.322595][T15321] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[1791.322902][T15321] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[1791.323182][T15321] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[1791.323457][T15321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 1791.323812][T15321] RIP: 0033:0x7ff9439ed1e7
[ 1791.324105][T15321] 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)
[ 1791.325114][T15321] RSP: 002b:00007ffcd7cdd7c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[ 1791.325534][T15321] RAX: ffffffffffffffda RBX: 00007ffcd7cddf00 RCX: 00007ff9439ed1e7
[ 1791.325965][T15321] RDX: 0000000000000000 RSI: 00007ffcd7cdd830 RDI: 0000000000000005
[ 1791.326385][T15321] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[ 1791.326806][T15321] R10: 00007ff9438ea498 R11: 0000000000000246 R12: 0000000000000004


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_add_if