======================================
| xx__-> [   17.054574][  T279] 8021q: 802.1Q VLAN Support v1.8
| [   27.026552][  T337] ------------[ cut here ]------------
| [ 27.027073][ T337] WARNING: CPU: 0 PID: 337 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) 
| [   27.027693][  T337] Modules linked in: 8021q vrf veth
[   27.028544][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.028894][ T337] 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) 
[ 27.029184][ T337] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   27.031194][  T337] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   27.031604][  T337] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   27.032065][  T337] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   27.032536][  T337] RBP: ffffc90000817230 R08: ffff88800923b800 R09: 0000000000000000
[   27.033000][  T337] R10: ffffc900008175c8 R11: ffffffff92250668 R12: 1ffff92000102e2c
[   27.033457][  T337] R13: 000000000000ffff R14: ffffc90000817880 R15: ffff888013149c60
[   27.033930][  T337] FS:  00007f284a6a6800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   27.034501][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.034893][  T337] CR2: 00000000004e5aa0 CR3: 0000000013222002 CR4: 0000000000772ef0
[   27.035375][  T337] PKRU: 55555554
[   27.035627][  T337] Call Trace:
[   27.035865][  T337]  <TASK>
[ 27.036052][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.036382][ T337] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.036696][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.037013][ T337] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.037327][ T337] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.037853][ T337] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.038171][ T337] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.038501][ T337] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.038892][ T337] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.039205][ T337] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.039520][ T337] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.039829][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.040136][ T337] ? __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) 
[ 27.040441][ T337] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.040832][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.041142][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.041444][ T337] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.041769][ T337] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.042088][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.042392][ T337] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.042704][ T337] ? __create_object (mm/kmemleak.c:771) 
[ 27.043020][ T337] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.043330][ T337] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.043649][ T337] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.044028][ T337] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.044344][ T337] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.044662][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.044966][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.045300][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.045619][ T337] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.045934][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.046240][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.046553][ T337] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.046860][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.047174][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.047496][ T337] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.047808][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.048120][ T337] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.048438][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.048750][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.049064][ T337] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.049368][ T337] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.049682][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.049990][ T337] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.050306][ T337] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.050626][ T337] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.050946][ T337] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.051262][ T337] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.051574][ T337] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.051967][ T337] ___sys_sendmsg (net/socket.c:2670) 
[ 27.052269][ T337] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.052585][ T337] ? __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) 
[ 27.052964][ T337] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.053272][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.053593][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.053903][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.054205][ T337] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.054519][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.054839][ T337] __sys_sendmsg (net/socket.c:2700) 
[ 27.055138][ T337] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.055552][ T337] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.055875][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.056180][ T337] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.056502][ T337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.056885][  T337] RIP: 0033:0x7f284a8731e7
[ 27.057202][ T337] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.058304][  T337] RSP: 002b:00007ffdb4340258 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.058776][  T337] RAX: ffffffffffffffda RBX: 00007ffdb4340980 RCX: 00007f284a8731e7
[   27.059229][  T337] RDX: 0000000000000000 RSI: 00007ffdb43402c0 RDI: 0000000000000005
[   27.059696][  T337] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.060154][  T337] R10: 00007f284a770ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.060616][  T337] R13: 00000000686e75f5 R14: 0000000000499600 R15: 0000000000000000
| [   27.193677][  T338] ------------[ cut here ]------------
| [ 27.194049][ T338] WARNING: CPU: 2 PID: 338 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) 
| [   27.194917][  T338] Modules linked in: 8021q vrf veth
| [   27.195861][  T338] Tainted: [W]=WARN
[   27.196094][  T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.196474][ T338] 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) 
[ 27.196801][ T338] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   27.197858][  T338] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   27.198223][  T338] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   27.198688][  T338] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   27.199122][  T338] RBP: ffffc90000817230 R08: ffff8880093ea000 R09: 0000000000000000
[   27.199573][  T338] R10: ffffc900008175c8 R11: ffffffff92250668 R12: 1ffff92000102e2c
[   27.200023][  T338] R13: 00000000000005dc R14: ffffc90000817880 R15: ffff88801314a6e0
[   27.200455][  T338] FS:  00007f78204d0800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   27.201008][  T338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.201383][  T338] CR2: 00000000004e5aa0 CR3: 000000000280a003 CR4: 0000000000772ef0
[   27.201873][  T338] PKRU: 55555554
[   27.202105][  T338] Call Trace:
[   27.202331][  T338]  <TASK>
[ 27.202494][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.202827][ T338] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.203127][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.203425][ T338] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.203752][ T338] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.204058][ T338] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.204357][ T338] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.204710][ T338] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.205097][ T338] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.205410][ T338] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.205747][ T338] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.206050][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.206346][ T338] ? __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) 
[ 27.206663][ T338] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.207049][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.207345][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.207654][ T338] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.207963][ T338] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.208252][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.208557][ T338] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.208870][ T338] ? __create_object (mm/kmemleak.c:771) 
[ 27.209166][ T338] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.209468][ T338] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.209792][ T338] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.210162][ T338] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.210467][ T338] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.210790][ T338] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.211105][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.211401][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.211712][ T338] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.212016][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.212320][ T338] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.212626][ T338] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.212947][ T338] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.213243][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.213549][ T338] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.213853][ T338] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.214164][ T338] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.214494][ T338] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.214799][ T338] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.215106][ T338] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.215422][ T338] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.215728][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.216041][ T338] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.216335][ T338] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.216652][ T338] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.216960][ T338] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.217261][ T338] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.217557][ T338] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.217924][ T338] ___sys_sendmsg (net/socket.c:2670) 
[ 27.218226][ T338] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.218530][ T338] ? __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) 
[ 27.218898][ T338] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.219218][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.219524][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.219822][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.220137][ T338] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.220436][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.220747][ T338] __sys_sendmsg (net/socket.c:2700) 
[ 27.221041][ T338] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.221426][ T338] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.221745][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.222042][ T338] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.222350][ T338] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.222735][  T338] RIP: 0033:0x7f782069d1e7
[ 27.223053][ T338] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.224073][  T338] RSP: 002b:00007fff87174c88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.224537][  T338] RAX: ffffffffffffffda RBX: 00007fff871753b0 RCX: 00007f782069d1e7
[   27.224973][  T338] RDX: 0000000000000000 RSI: 00007fff87174cf0 RDI: 0000000000000005
[   27.225436][  T338] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.225875][  T338] R10: 00007f782059aee8 R11: 0000000000000246 R12: 0000000000000004
[   27.226321][  T338] R13: 00000000686e75f5 R14: 0000000000499600 R15: 0000000000000000
| [   27.485762][  T342] ------------[ cut here ]------------
| [ 27.486148][ T342] WARNING: CPU: 0 PID: 342 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) 
| [   27.486842][  T342] Modules linked in: 8021q vrf veth
| [   27.488090][  T342] Tainted: [W]=WARN
[   27.488447][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.489066][ T342] 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) 
[ 27.489405][ T342] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   27.490642][  T342] RSP: 0018:ffffc900007e7140 EFLAGS: 00010246
[   27.491132][  T342] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   27.491695][  T342] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   27.492418][  T342] RBP: ffffc900007e7230 R08: ffff888012a42000 R09: 0000000000000000
[   27.493005][  T342] R10: ffffc900007e75c8 R11: ffffffff92250668 R12: 1ffff920000fce2c
[   27.493476][  T342] R13: 0000000000010000 R14: ffffc900007e7880 R15: ffff888013149560
[   27.493998][  T342] FS:  00007ff954fd0800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   27.494604][  T342] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.495023][  T342] CR2: 00000000004e5aa0 CR3: 0000000012d13001 CR4: 0000000000772ef0
[   27.495555][  T342] PKRU: 55555554
[   27.495822][  T342] Call Trace:
[   27.496033][  T342]  <TASK>
[ 27.496175][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.496463][ T342] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.496832][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.497124][ T342] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.497398][ T342] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.497761][ T342] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.498088][ T342] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.498421][ T342] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.498891][ T342] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.499245][ T342] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.499637][ T342] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.500082][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.500431][ T342] ? __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) 
[ 27.500778][ T342] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.501169][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.501447][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.501801][ T342] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.502099][ T342] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.502377][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.502701][ T342] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.503077][ T342] ? __create_object (mm/kmemleak.c:771) 
[ 27.503429][ T342] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.503756][ T342] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.504130][ T342] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.504608][ T342] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.505050][ T342] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.505348][ T342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.505649][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.506000][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.506337][ T342] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.506711][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.507003][ T342] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.507366][ T342] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.507664][ T342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.507984][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.508269][ T342] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.508654][ T342] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.509047][ T342] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.509401][ T342] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.509757][ T342] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.510105][ T342] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.510520][ T342] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.510884][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.511222][ T342] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.511536][ T342] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.511923][ T342] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.512212][ T342] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.512512][ T342] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.512884][ T342] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.513275][ T342] ___sys_sendmsg (net/socket.c:2670) 
[ 27.513620][ T342] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.513992][ T342] ? __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) 
[ 27.514388][ T342] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.514788][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.515188][ T342] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.515567][ T342] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.515904][ T342] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.516268][ T342] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.516569][ T342] __sys_sendmsg (net/socket.c:2700) 
[ 27.516991][ T342] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.517365][ T342] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.517677][ T342] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.518098][ T342] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.518448][ T342] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.518888][  T342] RIP: 0033:0x7ff95519d1e7
[ 27.519242][ T342] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.520357][  T342] RSP: 002b:00007ffec0ac7078 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.520894][  T342] RAX: ffffffffffffffda RBX: 00007ffec0ac77a0 RCX: 00007ff95519d1e7
[   27.521313][  T342] RDX: 0000000000000000 RSI: 00007ffec0ac70e0 RDI: 0000000000000005
[   27.521748][  T342] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.522320][  T342] R10: 00007ff95509aee8 R11: 0000000000000246 R12: 0000000000000004
[   27.522800][  T342] R13: 00000000686e75f5 R14: 0000000000499600 R15: 0000000000000000
| [   27.667868][  T343] ------------[ cut here ]------------
| [ 27.668305][ T343] WARNING: CPU: 3 PID: 343 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) 
| [   27.669062][  T343] Modules linked in: 8021q vrf veth
| [   27.669991][  T343] Tainted: [W]=WARN
[   27.670211][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.670606][ T343] 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) 
[ 27.670907][ T343] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   27.672278][  T343] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   27.672673][  T343] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   27.673116][  T343] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   27.673567][  T343] RBP: ffffc90000817230 R08: ffff888005856800 R09: 0000000000000000
[   27.674002][  T343] R10: ffffc900008175c8 R11: ffffffff92250668 R12: 1ffff92000102e2c
[   27.674433][  T343] R13: 00000000000005dc R14: ffffc90000817880 R15: ffff888013393860
[   27.674894][  T343] FS:  00007f8efd3f5800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   27.675532][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.676172][  T343] CR2: 00000000004e5aa0 CR3: 0000000005005005 CR4: 0000000000772ef0
[   27.676958][  T343] PKRU: 55555554
[   27.677250][  T343] Call Trace:
[   27.677638][  T343]  <TASK>
[ 27.677800][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.678097][ T343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.678384][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.678791][ T343] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.679104][ T343] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.679471][ T343] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.679963][ T343] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.680273][ T343] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.680736][ T343] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.681052][ T343] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.681338][ T343] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.681675][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.681966][ T343] ? __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) 
[ 27.682262][ T343] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.682658][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.682950][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.683236][ T343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.683556][ T343] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.683926][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.684212][ T343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.684514][ T343] ? __create_object (mm/kmemleak.c:771) 
[ 27.684823][ T343] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.685110][ T343] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.685419][ T343] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.685824][ T343] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.686131][ T343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.686428][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.686752][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.687052][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.687342][ T343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.687747][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.688128][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.688503][ T343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.688900][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.689313][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.689849][ T343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.690359][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.690891][ T343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.691270][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.691596][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.691893][ T343] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 27.692185][ T343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.692471][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.692795][ T343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.693093][ T343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.693387][ T343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.693710][ T343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.694015][ T343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.694313][ T343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.694721][ T343] ___sys_sendmsg (net/socket.c:2670) 
[ 27.695020][ T343] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.695337][ T343] ? __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) 
[ 27.695789][ T343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.696089][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.696384][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.696712][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.697002][ T343] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.697316][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.697688][ T343] __sys_sendmsg (net/socket.c:2700) 
[ 27.697983][ T343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.698340][ T343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.698675][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.698963][ T343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.699250][ T343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.699626][  T343] RIP: 0033:0x7f8efd5c21e7
[ 27.699933][ T343] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.701019][  T343] RSP: 002b:00007fffb41139e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.701465][  T343] RAX: ffffffffffffffda RBX: 00007fffb4114110 RCX: 00007f8efd5c21e7
[   27.701973][  T343] RDX: 0000000000000000 RSI: 00007fffb4113a50 RDI: 0000000000000005
[   27.702405][  T343] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.702869][  T343] R10: 00007f8efd4bfee8 R11: 0000000000000246 R12: 0000000000000004
[   27.703307][  T343] R13: 00000000686e75f6 R14: 0000000000499600 R15: 0000000000000000
| [   28.144123][  T350] ------------[ cut here ]------------
| [ 28.144469][ T350] WARNING: CPU: 0 PID: 350 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) 
| [   28.145048][  T350] Modules linked in: 8021q vrf veth
| [   28.145996][  T350] Tainted: [W]=WARN
[   28.146208][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.146576][ T350] 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) 
[ 28.146863][ T350] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   28.147931][  T350] RSP: 0018:ffffc90000837140 EFLAGS: 00010246
[   28.148288][  T350] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   28.148721][  T350] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   28.149142][  T350] RBP: ffffc90000837230 R08: ffff888012d98800 R09: 0000000000000000
[   28.149575][  T350] R10: ffffc900008375c8 R11: ffffffff92250668 R12: 1ffff92000106e2c
[   28.149993][  T350] R13: 000000000000ffff R14: ffffc90000837880 R15: ffff8880133918e0
[   28.150426][  T350] FS:  00007ff87dcdc800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   28.150927][  T350] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.151281][  T350] CR2: 00000000004e5aa8 CR3: 0000000012bd7001 CR4: 0000000000772ef0
[   28.151719][  T350] PKRU: 55555554
[   28.151928][  T350] Call Trace:
[   28.152138][  T350]  <TASK>
[ 28.152280][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.152592][ T350] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.152870][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.153156][ T350] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.153436][ T350] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.153753][ T350] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.154034][ T350] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.154321][ T350] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.154698][ T350] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.154979][ T350] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.155261][ T350] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.155565][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.155851][ T350] ? __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) 
[ 28.156128][ T350] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.156475][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.156782][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.157068][ T350] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.157345][ T350] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.157676][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.157955][ T350] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.158229][ T350] ? __create_object (mm/kmemleak.c:771) 
[ 28.158523][ T350] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.158817][ T350] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.159094][ T350] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.159442][ T350] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.159770][ T350] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.160057][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.160333][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.160630][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.160921][ T350] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.161202][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.161490][ T350] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.161794][ T350] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.162073][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.162353][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.162646][ T350] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.162939][ T350] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.163214][ T350] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.163511][ T350] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.163809][ T350] ? 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) 
[ 28.164087][ T350] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.164365][ T350] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.164654][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.164951][ T350] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.165239][ T350] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.165526][ T350] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.165815][ T350] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.166134][ T350] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.166414][ T350] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.166780][ T350] ___sys_sendmsg (net/socket.c:2670) 
[ 28.167074][ T350] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.167352][ T350] ? __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) 
[ 28.167707][ T350] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.168013][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.168293][ T350] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.168584][ T350] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.168861][ T350] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.169152][ T350] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.169435][ T350] __sys_sendmsg (net/socket.c:2700) 
[ 28.169716][ T350] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.170074][ T350] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.170363][ T350] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.170650][ T350] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.170930][ T350] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.171288][  T350] RIP: 0033:0x7ff87dea91e7
[ 28.171588][ T350] 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)
[   28.172616][  T350] RSP: 002b:00007ffe856bbda8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.173033][  T350] RAX: ffffffffffffffda RBX: 00007ffe856bc4d0 RCX: 00007ff87dea91e7
[   28.173459][  T350] RDX: 0000000000000000 RSI: 00007ffe856bbe10 RDI: 0000000000000005
[   28.173878][  T350] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.174311][  T350] R10: 00007ff87dda6ee8 R11: 0000000000000246 R12: 0000000000000004
[   28.174763][  T350] R13: 00000000686e75f6 R14: 0000000000499600 R15: 0000000000000000
| [   28.282662][  T351] ------------[ cut here ]------------
| [ 28.283019][ T351] WARNING: CPU: 0 PID: 351 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) 
| [   28.283595][  T351] Modules linked in: 8021q vrf veth
| [   28.285773][  T351] Tainted: [W]=WARN
[   28.286012][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.286366][ T351] 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) 
[ 28.286674][ T351] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   28.287690][  T351] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   28.288058][  T351] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   28.288474][  T351] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   28.288896][  T351] RBP: ffffc900007d7230 R08: ffff8880020f8800 R09: 0000000000000000
[   28.289349][  T351] R10: ffffc900007d75c8 R11: ffffffff92250668 R12: 1ffff920000fae2c
[   28.289775][  T351] R13: 00000000000005dc R14: ffffc900007d7880 R15: ffff888013390e60
[   28.290207][  T351] FS:  00007f6ff1d25800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   28.290710][  T351] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.291072][  T351] CR2: 00000000004e5aa8 CR3: 000000000a709003 CR4: 0000000000772ef0
[   28.291506][  T351] PKRU: 55555554
[   28.291725][  T351] Call Trace:
[   28.291933][  T351]  <TASK>
[ 28.292093][ T351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.292377][ T351] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.292664][ T351] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.292946][ T351] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.293235][ T351] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.293534][ T351] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.293817][ T351] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.294115][ T351] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.294464][ T351] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.294749][ T351] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.295023][ T351] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.295352][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.295644][ T351] ? __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) 
[ 28.295924][ T351] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.296284][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.296578][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.296852][ T351] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.297128][ T351] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.297432][ T351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.297727][ T351] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.298001][ T351] ? __create_object (mm/kmemleak.c:771) 
[ 28.298291][ T351] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.298578][ T351] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.298852][ T351] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.299194][ T351] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.299499][ T351] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.299790][ T351] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.300064][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.300355][ T351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.300640][ T351] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.300911][ T351] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.301185][ T351] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.301499][ T351] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.301775][ T351] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.302059][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.302355][ T351] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.302642][ T351] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.302915][ T351] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.303201][ T351] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.303494][ T351] ? 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) 
[ 28.303772][ T351] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.304053][ T351] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.304329][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.304639][ T351] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.304919][ T351] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.305195][ T351] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.305519][ T351] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.305809][ T351] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.306091][ T351] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.306455][ T351] ___sys_sendmsg (net/socket.c:2670) 
[ 28.306762][ T351] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.307039][ T351] ? __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) 
[ 28.307383][ T351] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.307703][ T351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.307985][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.308289][ T351] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.308592][ T351] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.308872][ T351] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.309158][ T351] __sys_sendmsg (net/socket.c:2700) 
[ 28.309434][ T351] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.309794][ T351] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.310083][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.310367][ T351] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.310670][ T351] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.311013][  T351] RIP: 0033:0x7f6ff1ef21e7
[ 28.311303][ T351] 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)
[   28.312339][  T351] RSP: 002b:00007ffd26c63d08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.312805][  T351] RAX: ffffffffffffffda RBX: 00007ffd26c64430 RCX: 00007f6ff1ef21e7
[   28.313223][  T351] RDX: 0000000000000000 RSI: 00007ffd26c63d70 RDI: 0000000000000005
[   28.313678][  T351] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.314094][  T351] R10: 00007f6ff1defee8 R11: 0000000000000246 R12: 0000000000000004
[   28.314520][  T351] R13: 00000000686e75f6 R14: 0000000000499600 R15: 0000000000000000
| [   28.564789][  T355] ------------[ cut here ]------------
| [ 28.565110][ T355] WARNING: CPU: 1 PID: 355 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) 
| [   28.565708][  T355] Modules linked in: 8021q vrf veth
| [   28.567925][  T355] Tainted: [W]=WARN
[   28.568142][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.568621][ T355] 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) 
[ 28.568912][ T355] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   28.569969][  T355] RSP: 0018:ffffc900006c7140 EFLAGS: 00010246
[   28.570321][  T355] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   28.570751][  T355] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   28.571163][  T355] RBP: ffffc900006c7230 R08: ffff88800a290800 R09: 0000000000000000
[   28.571585][  T355] R10: ffffc900006c75c8 R11: ffffffff92250668 R12: 1ffff920000d8e2c
[   28.572001][  T355] R13: 0000000000010000 R14: ffffc900006c7880 R15: ffff888012baa6e0
[   28.572412][  T355] FS:  00007f5f0fe1f800(0000) GS:ffff8880a2d37000(0000) knlGS:0000000000000000
[   28.572901][  T355] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.573245][  T355] CR2: 00000000004e5aa8 CR3: 0000000009339006 CR4: 0000000000772ef0
[   28.573679][  T355] PKRU: 55555554
[   28.573886][  T355] Call Trace:
[   28.574091][  T355]  <TASK>
[ 28.574232][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.574526][ T355] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.574805][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.575091][ T355] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.575381][ T355] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.575667][ T355] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.575972][ T355] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.576254][ T355] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.576613][ T355] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.576886][ T355] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.577159][ T355] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.577433][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.577732][ T355] ? __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) 
[ 28.578023][ T355] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.578365][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.578649][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.578926][ T355] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.579204][ T355] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.579491][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.579767][ T355] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.580043][ T355] ? __create_object (mm/kmemleak.c:771) 
[ 28.580317][ T355] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.580604][ T355] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.580879][ T355] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.581217][ T355] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.581522][ T355] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.581813][ T355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.582086][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.582375][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.582660][ T355] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.582940][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.583214][ T355] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.583498][ T355] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.583778][ T355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.584054][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.584331][ T355] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.584627][ T355] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.584904][ T355] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.585189][ T355] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.585474][ T355] ? 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) 
[ 28.585780][ T355] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.586059][ T355] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.586336][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.586628][ T355] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.586911][ T355] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.587188][ T355] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.587471][ T355] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.587762][ T355] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.588040][ T355] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.588399][ T355] ___sys_sendmsg (net/socket.c:2670) 
[ 28.588708][ T355] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.588984][ T355] ? __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) 
[ 28.589331][ T355] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.589636][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.589920][ T355] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.590201][ T355] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.590475][ T355] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.590769][ T355] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.591051][ T355] __sys_sendmsg (net/socket.c:2700) 
[ 28.591323][ T355] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.591672][ T355] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.591958][ T355] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.592235][ T355] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.592532][ T355] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.592887][  T355] RIP: 0033:0x7f5f0ffec1e7
[ 28.593171][ T355] 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)
[   28.594169][  T355] RSP: 002b:00007fffd9907748 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.594603][  T355] RAX: ffffffffffffffda RBX: 00007fffd9907e70 RCX: 00007f5f0ffec1e7
[   28.595024][  T355] RDX: 0000000000000000 RSI: 00007fffd99077b0 RDI: 0000000000000005
[   28.595447][  T355] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.595864][  T355] R10: 00007f5f0fee9ee8 R11: 0000000000000246 R12: 0000000000000004
[   28.596274][  T355] R13: 00000000686e75f7 R14: 0000000000499600 R15: 0000000000000000
| [   28.710393][  T356] ------------[ cut here ]------------
| [ 28.710778][ T356] WARNING: CPU: 3 PID: 356 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) 
| [   28.711403][  T356] Modules linked in: 8021q vrf veth
| [   28.712376][  T356] Tainted: [W]=WARN
[   28.712626][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.713017][ T356] 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) 
[ 28.713336][ T356] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   28.714449][  T356] RSP: 0018:ffffc90000557140 EFLAGS: 00010246
[   28.714847][  T356] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   28.715332][  T356] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   28.715939][  T356] RBP: ffffc90000557230 R08: ffff8880059d6800 R09: 0000000000000000
[   28.716411][  T356] R10: ffffc900005575c8 R11: ffffffff92250668 R12: 1ffff920000aae2c
[   28.717025][  T356] R13: 00000000000005dc R14: ffffc90000557880 R15: ffff888012ba9fe0
[   28.717579][  T356] FS:  00007fe35b1b1800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   28.718145][  T356] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.718546][  T356] CR2: 00000000004e5aa8 CR3: 00000000128df003 CR4: 0000000000772ef0
[   28.719018][  T356] PKRU: 55555554
[   28.719251][  T356] Call Trace:
[   28.719497][  T356]  <TASK>
[ 28.719662][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.719983][ T356] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.720291][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.720620][ T356] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.720929][ T356] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.721242][ T356] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.721570][ T356] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.721887][ T356] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.722281][ T356] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.722623][ T356] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.722933][ T356] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.723240][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.723575][ T356] ? __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) 
[ 28.723880][ T356] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.724252][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.724581][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.724894][ T356] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.725203][ T356] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.725537][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.725845][ T356] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.726148][ T356] ? __create_object (mm/kmemleak.c:771) 
[ 28.726461][ T356] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.726778][ T356] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.727086][ T356] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.727476][ T356] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.727807][ T356] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.728126][ T356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.728433][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.728760][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.729067][ T356] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.729370][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.729694][ T356] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.730005][ T356] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.730317][ T356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.730638][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.730957][ T356] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.731269][ T356] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.731591][ T356] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.731921][ T356] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.732235][ T356] ? 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) 
[ 28.732558][ T356] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 28.732871][ T356] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.733181][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.733502][ T356] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.733817][ T356] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.734126][ T356] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.734452][ T356] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.734777][ T356] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.735082][ T356] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.735497][ T356] ___sys_sendmsg (net/socket.c:2670) 
[ 28.735805][ T356] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.736110][ T356] ? __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) 
[ 28.736518][ T356] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.736834][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.737141][ T356] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.737453][ T356] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.737772][ T356] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.738084][ T356] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.738402][ T356] __sys_sendmsg (net/socket.c:2700) 
[ 28.738721][ T356] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.739110][ T356] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.739430][ T356] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.739753][ T356] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.740066][ T356] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.740451][  T356] RIP: 0033:0x7fe35b37e1e7
[ 28.740801][ T356] 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)
[   28.741920][  T356] RSP: 002b:00007ffed40d7bb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.742389][  T356] RAX: ffffffffffffffda RBX: 00007ffed40d82e0 RCX: 00007fe35b37e1e7
[   28.742864][  T356] RDX: 0000000000000000 RSI: 00007ffed40d7c20 RDI: 0000000000000005
[   28.743332][  T356] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.743820][  T356] R10: 00007fe35b27bee8 R11: 0000000000000246 R12: 0000000000000004
[   28.744285][  T356] R13: 00000000686e75f7 R14: 0000000000499600 R15: 0000000000000000
| [   29.538902][  T378] ------------[ cut here ]------------
| [ 29.539234][ T378] WARNING: CPU: 0 PID: 378 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) 
| [   29.539800][  T378] Modules linked in: 8021q vrf veth
| [   29.540679][  T378] Tainted: [W]=WARN
[   29.540891][  T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.541240][ T378] 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) 
[ 29.541539][ T378] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   29.542535][  T378] RSP: 0018:ffffc900006c7140 EFLAGS: 00010246
[   29.542893][  T378] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   29.543313][  T378] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   29.543747][  T378] RBP: ffffc900006c7230 R08: ffff888008d03800 R09: 0000000000000000
[   29.544169][  T378] R10: ffffc900006c75c8 R11: ffffffff92250668 R12: 1ffff920000d8e2c
[   29.544590][  T378] R13: 000000000000ffff R14: ffffc900006c7880 R15: ffff88800a6a4e60
[   29.545001][  T378] FS:  00007f25b88c5800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   29.545510][  T378] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.545865][  T378] CR2: 00000000004e5aa0 CR3: 0000000008b4e002 CR4: 0000000000772ef0
[   29.546285][  T378] PKRU: 55555554
[   29.546508][  T378] Call Trace:
[   29.546718][  T378]  <TASK>
[ 29.546863][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.547144][ T378] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.547418][ T378] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.547720][ T378] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.548032][ T378] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.548312][ T378] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.548606][ T378] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.548888][ T378] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.549238][ T378] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.549522][ T378] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.549798][ T378] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.550083][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.550360][ T378] ? __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) 
[ 29.550650][ T378] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.550991][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.551265][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.551548][ T378] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.551822][ T378] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.552104][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.552378][ T378] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.552660][ T378] ? __create_object (mm/kmemleak.c:771) 
[ 29.552938][ T378] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.553213][ T378] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.553503][ T378] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.553847][ T378] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.554128][ T378] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.554410][ T378] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.554701][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.554985][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.555267][ T378] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.555553][ T378] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.555827][ T378] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.556103][ T378] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.556380][ T378] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.556678][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.556956][ T378] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.557234][ T378] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.557523][ T378] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.557809][ T378] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.558081][ T378] ? 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) 
[ 29.558365][ T378] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.558681][ T378] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.558963][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.559241][ T378] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.559538][ T378] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.559815][ T378] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.560099][ T378] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.560379][ T378] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.560670][ T378] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.561023][ T378] ___sys_sendmsg (net/socket.c:2670) 
[ 29.561297][ T378] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.561581][ T378] ? __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) 
[ 29.561933][ T378] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.562211][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.562505][ T378] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.562808][ T378] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.563081][ T378] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.563356][ T378] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.563654][ T378] __sys_sendmsg (net/socket.c:2700) 
[ 29.563925][ T378] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.564263][ T378] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.564562][ T378] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.564843][ T378] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.565117][ T378] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.565472][  T378] RIP: 0033:0x7f25b8a921e7
[ 29.565773][ T378] 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)
[   29.566770][  T378] RSP: 002b:00007ffccb6939c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.567185][  T378] RAX: ffffffffffffffda RBX: 00007ffccb6940f0 RCX: 00007f25b8a921e7
[   29.567609][  T378] RDX: 0000000000000000 RSI: 00007ffccb693a30 RDI: 0000000000000005
[   29.568020][  T378] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.568436][  T378] R10: 00007f25b898fee8 R11: 0000000000000246 R12: 0000000000000004
[   29.568863][  T378] R13: 00000000686e75f8 R14: 0000000000499600 R15: 0000000000000000
| [   29.818120][  T382] ------------[ cut here ]------------
| [ 29.818447][ T382] WARNING: CPU: 3 PID: 382 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) 
| [   29.819042][  T382] Modules linked in: 8021q vrf veth
| [   29.820944][  T382] Tainted: [W]=WARN
[   29.821174][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.821548][ T382] 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) 
[ 29.821847][ T382] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   29.822888][  T382] RSP: 0018:ffffc90000b57140 EFLAGS: 00010246
[   29.823258][  T382] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   29.823703][  T382] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   29.824135][  T382] RBP: ffffc90000b57230 R08: ffff888004da6800 R09: 0000000000000000
[   29.824579][  T382] R10: ffffc90000b575c8 R11: ffffffff92250668 R12: 1ffff9200016ae2c
[   29.825016][  T382] R13: 000000000000ffff R14: ffffc90000b57880 R15: ffff88800a6a6de0
[   29.825466][  T382] FS:  00007f402d9cd800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   29.825980][  T382] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.826350][  T382] CR2: 00000000004e7370 CR3: 0000000008ea3005 CR4: 0000000000772ef0
[   29.826805][  T382] PKRU: 55555554
[   29.827024][  T382] Call Trace:
[   29.827242][  T382]  <TASK>
[ 29.827388][ T382] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.827696][ T382] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.828004][ T382] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.828295][ T382] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.828595][ T382] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.828887][ T382] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.829196][ T382] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.829505][ T382] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.829874][ T382] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.830166][ T382] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.830450][ T382] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.830762][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.831056][ T382] ? __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) 
[ 29.831348][ T382] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.831714][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.832006][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.832293][ T382] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.832588][ T382] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.832882][ T382] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.833169][ T382] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.833456][ T382] ? __create_object (mm/kmemleak.c:771) 
[ 29.833764][ T382] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.834056][ T382] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.834345][ T382] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.834710][ T382] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.835004][ T382] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.835304][ T382] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.835601][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.835894][ T382] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.836182][ T382] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.836466][ T382] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.836766][ T382] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.837055][ T382] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.837356][ T382] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.837679][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.837975][ T382] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.838268][ T382] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.838567][ T382] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.838867][ T382] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.839153][ T382] ? 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) 
[ 29.839447][ T382] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 29.839763][ T382] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.840050][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.840346][ T382] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.840649][ T382] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.840936][ T382] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.841232][ T382] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.841539][ T382] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.841826][ T382] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.842213][ T382] ___sys_sendmsg (net/socket.c:2670) 
[ 29.842512][ T382] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.842812][ T382] ? __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) 
[ 29.843172][ T382] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.843474][ T382] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.843787][ T382] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.844082][ T382] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.844376][ T382] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.844679][ T382] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.844975][ T382] __sys_sendmsg (net/socket.c:2700) 
[ 29.845269][ T382] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.845654][ T382] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.845952][ T382] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.846240][ T382] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.846546][ T382] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.846907][  T382] RIP: 0033:0x7f402db9a1e7
[ 29.847212][ T382] 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)
[   29.848257][  T382] RSP: 002b:00007ffce66e2b48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.848706][  T382] RAX: ffffffffffffffda RBX: 00007ffce66e3270 RCX: 00007f402db9a1e7
[   29.849137][  T382] RDX: 0000000000000000 RSI: 00007ffce66e2bb0 RDI: 0000000000000005
[   29.849582][  T382] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.850010][  T382] R10: 00007f402da97ee8 R11: 0000000000000246 R12: 0000000000000004
[   29.850437][  T382] R13: 00000000686e75f8 R14: 0000000000499600 R15: 0000000000000000
| [   30.091028][  T386] ------------[ cut here ]------------
| [ 30.091350][ T386] WARNING: CPU: 0 PID: 386 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) 
| [   30.093501][  T386] Modules linked in: 8021q vrf veth
| [   30.094351][  T386] Tainted: [W]=WARN
[   30.094710][  T386] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.095054][ T386] 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) 
[ 30.095359][ T386] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   30.096370][  T386] RSP: 0018:ffffc90000557140 EFLAGS: 00010246
[   30.096731][  T386] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   30.097149][  T386] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   30.097570][  T386] RBP: ffffc90000557230 R08: ffff888004f2a000 R09: 0000000000000000
[   30.097985][  T386] R10: ffffc900005575c8 R11: ffffffff92250668 R12: 1ffff920000aae2c
[   30.098396][  T386] R13: 000000000000ffff R14: ffffc90000557880 R15: ffff88800985c060
[   30.098829][  T386] FS:  00007f3e93695800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   30.099307][  T386] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.099661][  T386] CR2: 00000000004e5aa8 CR3: 00000000091ae006 CR4: 0000000000772ef0
[   30.100075][  T386] PKRU: 55555554
[   30.100281][  T386] Call Trace:
[   30.100495][  T386]  <TASK>
[ 30.100636][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.100921][ T386] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.101196][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.101474][ T386] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 30.101760][ T386] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 30.102036][ T386] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.102315][ T386] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 30.102623][ T386] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.102977][ T386] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.103252][ T386] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.103533][ T386] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.103812][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.104092][ T386] ? __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) 
[ 30.104363][ T386] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.104717][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.105002][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.105287][ T386] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.105569][ T386] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.105846][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.106119][ T386] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.106391][ T386] ? __create_object (mm/kmemleak.c:771) 
[ 30.106680][ T386] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.106967][ T386] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.107242][ T386] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.107597][ T386] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.107884][ T386] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.108166][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.108443][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.108733][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.109012][ T386] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.109295][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.109582][ T386] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.109857][ T386] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.110139][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.110416][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.110713][ T386] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.110990][ T386] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.111266][ T386] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.111559][ T386] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.111836][ T386] ? 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) 
[ 30.112124][ T386] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.112402][ T386] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.112685][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.112963][ T386] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.113251][ T386] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.113534][ T386] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.113815][ T386] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.114094][ T386] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.114370][ T386] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.114736][ T386] ___sys_sendmsg (net/socket.c:2670) 
[ 30.115008][ T386] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.115299][ T386] ? __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) 
[ 30.115650][ T386] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.115929][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.116207][ T386] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.116504][ T386] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.116779][ T386] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.117053][ T386] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.117342][ T386] __sys_sendmsg (net/socket.c:2700) 
[ 30.117630][ T386] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.117976][ T386] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.118268][ T386] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.118557][ T386] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.118834][ T386] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.119173][  T386] RIP: 0033:0x7f3e938621e7
[ 30.119460][ T386] 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)
[   30.120476][  T386] RSP: 002b:00007ffcfa338f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.120908][  T386] RAX: ffffffffffffffda RBX: 00007ffcfa3396b0 RCX: 00007f3e938621e7
[   30.121332][  T386] RDX: 0000000000000000 RSI: 00007ffcfa338ff0 RDI: 0000000000000005
[   30.121761][  T386] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   30.122174][  T386] R10: 00007f3e9375fee8 R11: 0000000000000246 R12: 0000000000000004
[   30.122605][  T386] R13: 00000000686e75f8 R14: 0000000000499600 R15: 0000000000000000
| [   30.395852][  T390] ------------[ cut here ]------------
| [ 30.396177][ T390] WARNING: CPU: 0 PID: 390 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) 
| [   30.396771][  T390] Modules linked in: 8021q vrf veth
| [   30.397678][  T390] Tainted: [W]=WARN
[   30.397897][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.398258][ T390] 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) 
[ 30.398560][ T390] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   30.399604][  T390] RSP: 0018:ffffc900008c7140 EFLAGS: 00010246
[   30.399964][  T390] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   30.400397][  T390] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   30.400837][  T390] RBP: ffffc900008c7230 R08: ffff88800a360800 R09: 0000000000000000
[   30.401274][  T390] R10: ffffc900008c75c8 R11: ffffffff92250668 R12: 1ffff92000118e2c
[   30.401714][  T390] R13: 000000000000ffff R14: ffffc900008c7880 R15: ffff88800985d1e0
[   30.402145][  T390] FS:  00007fb00812a800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   30.402663][  T390] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.403022][  T390] CR2: 00000000004e7378 CR3: 0000000008e8d005 CR4: 0000000000772ef0
[   30.403458][  T390] PKRU: 55555554
[   30.403687][  T390] Call Trace:
[   30.403901][  T390]  <TASK>
[ 30.404047][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.404344][ T390] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.404637][ T390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.404927][ T390] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 30.405215][ T390] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 30.405542][ T390] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.405833][ T390] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 30.406127][ T390] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.406506][ T390] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.406793][ T390] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.407074][ T390] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.407365][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.407664][ T390] ? __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) 
[ 30.407951][ T390] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.408310][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.408611][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.408894][ T390] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.409177][ T390] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.409473][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.409773][ T390] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.410058][ T390] ? __create_object (mm/kmemleak.c:771) 
[ 30.410349][ T390] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.410647][ T390] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.410935][ T390] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.411292][ T390] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.411594][ T390] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.411892][ T390] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.412177][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.412470][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.412769][ T390] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.413054][ T390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.413342][ T390] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.413638][ T390] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.413928][ T390] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.414224][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.414532][ T390] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.414821][ T390] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.415110][ T390] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.415422][ T390] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.415720][ T390] ? 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) 
[ 30.416010][ T390] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 30.416306][ T390] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.416602][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.416894][ T390] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.417184][ T390] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.417471][ T390] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.417781][ T390] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.418072][ T390] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.418362][ T390] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.418741][ T390] ___sys_sendmsg (net/socket.c:2670) 
[ 30.419022][ T390] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.419309][ T390] ? __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) 
[ 30.419677][ T390] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.419967][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.420255][ T390] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.420566][ T390] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.420854][ T390] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.421144][ T390] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.421436][ T390] __sys_sendmsg (net/socket.c:2700) 
[ 30.421731][ T390] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.422084][ T390] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.422391][ T390] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.422696][ T390] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.422985][ T390] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.423338][  T390] RIP: 0033:0x7fb0082f71e7
[ 30.423645][ T390] 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)
[   30.424676][  T390] RSP: 002b:00007ffcf2b54978 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.425118][  T390] RAX: ffffffffffffffda RBX: 00007ffcf2b550a0 RCX: 00007fb0082f71e7
[   30.425598][  T390] RDX: 0000000000000000 RSI: 00007ffcf2b549e0 RDI: 0000000000000005
[   30.426031][  T390] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   30.426461][  T390] R10: 00007fb0081f4ee8 R11: 0000000000000246 R12: 0000000000000004
[   30.426908][  T390] R13: 00000000686e75f8 R14: 0000000000499600 R15: 0000000000000000
| [   33.234404][  T399] ------------[ cut here ]------------
| [ 33.234759][ T399] WARNING: CPU: 0 PID: 399 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) 
| [   33.235344][  T399] Modules linked in: 8021q vrf veth
| [   33.237041][  T399] Tainted: [W]=WARN
[   33.237260][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.237634][ T399] 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) 
[ 33.237940][ T399] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   33.238995][  T399] RSP: 0018:ffffc900008e7140 EFLAGS: 00010246
[   33.239368][  T399] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   33.239823][  T399] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   33.240268][  T399] RBP: ffffc900008e7230 R08: ffff88800218e800 R09: 0000000000000000
[   33.240721][  T399] R10: ffffc900008e75c8 R11: ffffffff92250668 R12: 1ffff9200011ce2c
[   33.241154][  T399] R13: 00000000000005dc R14: ffffc900008e7880 R15: ffff888012baa6e0
[   33.241599][  T399] FS:  00007ff8247d4800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   33.242114][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.242506][  T399] CR2: 00000000004e7370 CR3: 0000000012bdc004 CR4: 0000000000772ef0
[   33.242970][  T399] PKRU: 55555554
[   33.243191][  T399] Call Trace:
[   33.243409][  T399]  <TASK>
[ 33.243575][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.243880][ T399] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.244165][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.244458][ T399] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.244774][ T399] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.245067][ T399] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.245383][ T399] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.245702][ T399] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.246067][ T399] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.246379][ T399] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.246697][ T399] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.246991][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.247280][ T399] ? __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) 
[ 33.247586][ T399] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.247953][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.248243][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.248536][ T399] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.248840][ T399] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.249129][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.249422][ T399] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.249722][ T399] ? __create_object (mm/kmemleak.c:771) 
[ 33.250018][ T399] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.250308][ T399] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.250606][ T399] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.250967][ T399] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.251261][ T399] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.251580][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.251877][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.252178][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.252494][ T399] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.252805][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.253112][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.253416][ T399] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.253730][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.254039][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.254354][ T399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.254672][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.254970][ T399] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.255279][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.255577][ T399] ? 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) 
[ 33.255863][ T399] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.256157][ T399] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.256447][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.256753][ T399] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.257045][ T399] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.257334][ T399] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.257645][ T399] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.257941][ T399] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.258227][ T399] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.258612][ T399] ___sys_sendmsg (net/socket.c:2670) 
[ 33.258901][ T399] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.259198][ T399] ? __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) 
[ 33.259567][ T399] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.259873][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.260173][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.260497][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.260797][ T399] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.261091][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.261384][ T399] __sys_sendmsg (net/socket.c:2700) 
[ 33.261678][ T399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.262051][ T399] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.262353][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.262667][ T399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.262958][ T399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.263322][  T399] RIP: 0033:0x7ff8249a11e7
[ 33.263632][ T399] 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)
[   33.264666][  T399] RSP: 002b:00007ffdb75eda88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.265102][  T399] RAX: ffffffffffffffda RBX: 00007ffdb75ee1b0 RCX: 00007ff8249a11e7
[   33.265557][  T399] RDX: 0000000000000000 RSI: 00007ffdb75edaf0 RDI: 0000000000000005
[   33.265989][  T399] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.266421][  T399] R10: 00007ff82489eee8 R11: 0000000000000246 R12: 0000000000000004
[   33.266867][  T399] R13: 00000000686e75fb R14: 0000000000499600 R15: 0000000000000000
| [   33.382183][  T400] ------------[ cut here ]------------
| [ 33.382520][ T400] WARNING: CPU: 3 PID: 400 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) 
| [   33.383087][  T400] Modules linked in: 8021q vrf veth
| [   33.384001][  T400] Tainted: [W]=WARN
[   33.384221][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.384598][ T400] 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) 
[ 33.384903][ T400] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   33.385981][  T400] RSP: 0018:ffffc90000887140 EFLAGS: 00010246
[   33.386357][  T400] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   33.386809][  T400] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   33.387266][  T400] RBP: ffffc90000887230 R08: ffff888009230800 R09: 0000000000000000
[   33.387728][  T400] R10: ffffc900008875c8 R11: ffffffff92250668 R12: 1ffff92000110e2c
[   33.388182][  T400] R13: 00000000000005dc R14: ffffc90000887880 R15: ffff888012baade0
[   33.388795][  T400] FS:  00007fea41f3f800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   33.389329][  T400] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.389917][  T400] CR2: 00000000004e5aa0 CR3: 000000000584e006 CR4: 0000000000772ef0
[   33.390378][  T400] PKRU: 55555554
[   33.390744][  T400] Call Trace:
[   33.390981][  T400]  <TASK>
[ 33.391138][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.391445][ T400] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.391747][ T400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.392045][ T400] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.392333][ T400] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.392647][ T400] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.392940][ T400] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.393233][ T400] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.393633][ T400] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.394146][ T400] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.394645][ T400] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.395151][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.395688][ T400] ? __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) 
[ 33.396205][ T400] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.396847][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.397355][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.397895][ T400] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.398422][ T400] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.398966][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.399515][ T400] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.400038][ T400] ? __create_object (mm/kmemleak.c:771) 
[ 33.400586][ T400] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.401120][ T400] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.401655][ T400] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.402310][ T400] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.402864][ T400] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.403385][ T400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.403913][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.404427][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.404972][ T400] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.405435][ T400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.405979][ T400] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.406534][ T400] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.407056][ T400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.407579][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.408106][ T400] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.408657][ T400] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.409126][ T400] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.409675][ T400] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.410197][ T400] ? 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) 
[ 33.410733][ T400] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.411269][ T400] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.411795][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.412314][ T400] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.412885][ T400] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.413369][ T400] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.413897][ T400] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.414388][ T400] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.414799][ T400] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.415412][ T400] ___sys_sendmsg (net/socket.c:2670) 
[ 33.415943][ T400] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.416443][ T400] ? __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) 
[ 33.417093][ T400] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.417632][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.418135][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.418674][ T400] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.419189][ T400] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.419713][ T400] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.420243][ T400] __sys_sendmsg (net/socket.c:2700) 
[ 33.420770][ T400] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.421388][ T400] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.421956][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.422471][ T400] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.423009][ T400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.423642][  T400] RIP: 0033:0x7fea4210c1e7
[ 33.424142][ T400] 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)
[   33.425927][  T400] RSP: 002b:00007ffd4a4e1cf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.426716][  T400] RAX: ffffffffffffffda RBX: 00007ffd4a4e2420 RCX: 00007fea4210c1e7
[   33.427501][  T400] RDX: 0000000000000000 RSI: 00007ffd4a4e1d60 RDI: 0000000000000005
[   33.428258][  T400] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.429024][  T400] R10: 00007fea42009ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.429784][  T400] R13: 00000000686e75fb R14: 0000000000499600 R15: 0000000000000000
| [   33.570846][  T401] ------------[ cut here ]------------
| [ 33.571213][ T401] WARNING: CPU: 2 PID: 401 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) 
| [   33.571820][  T401] Modules linked in: 8021q vrf veth
| [   33.572827][  T401] Tainted: [W]=WARN
[   33.573053][  T401] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.573410][ T401] 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) 
[ 33.573729][ T401] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   33.574735][  T401] RSP: 0018:ffffc90000667140 EFLAGS: 00010246
[   33.575101][  T401] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   33.575550][  T401] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   33.575979][  T401] RBP: ffffc90000667230 R08: ffff88800509e800 R09: 0000000000000000
[   33.576405][  T401] R10: ffffc900006675c8 R11: ffffffff92250668 R12: 1ffff920000cce2c
[   33.576841][  T401] R13: 00000000000005dc R14: ffffc90000667880 R15: ffff88800a6a5c60
[   33.577275][  T401] FS:  00007f53dfb44800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   33.577784][  T401] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.578149][  T401] CR2: 00000000004e7378 CR3: 0000000013225002 CR4: 0000000000772ef0
[   33.578609][  T401] PKRU: 55555554
[   33.578829][  T401] Call Trace:
[   33.579053][  T401]  <TASK>
[ 33.579209][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.579523][ T401] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.579815][ T401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.580109][ T401] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.580400][ T401] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.580713][ T401] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.581010][ T401] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.581305][ T401] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.581682][ T401] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.581968][ T401] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.582254][ T401] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.582553][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.582857][ T401] ? __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) 
[ 33.583145][ T401] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.583514][ T401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.583807][ T401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.584100][ T401] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.584389][ T401] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.584696][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.584991][ T401] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.585295][ T401] ? __create_object (mm/kmemleak.c:771) 
[ 33.585606][ T401] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.585899][ T401] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.586188][ T401] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.586580][ T401] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.586873][ T401] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.587169][ T401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.587460][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.587771][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.588059][ T401] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.588341][ T401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.588644][ T401] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.588936][ T401] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.589227][ T401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.589531][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.589835][ T401] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.590124][ T401] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.590416][ T401] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.590735][ T401] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.591061][ T401] ? 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) 
[ 33.591354][ T401] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.591666][ T401] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.591965][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.592260][ T401] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.592561][ T401] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.592850][ T401] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.593144][ T401] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.593437][ T401] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.593738][ T401] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.594118][ T401] ___sys_sendmsg (net/socket.c:2670) 
[ 33.594406][ T401] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.594709][ T401] ? __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) 
[ 33.595067][ T401] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.595373][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.595678][ T401] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.595976][ T401] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.596272][ T401] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.596573][ T401] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.596868][ T401] __sys_sendmsg (net/socket.c:2700) 
[ 33.597157][ T401] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.597526][ T401] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.597831][ T401] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.598125][ T401] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.598419][ T401] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.598792][  T401] RIP: 0033:0x7f53dfd111e7
[ 33.599094][ T401] 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)
[   33.600098][  T401] RSP: 002b:00007fffc251fb98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.600544][  T401] RAX: ffffffffffffffda RBX: 00007fffc25202c0 RCX: 00007f53dfd111e7
[   33.600971][  T401] RDX: 0000000000000000 RSI: 00007fffc251fc00 RDI: 0000000000000005
[   33.601393][  T401] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.601828][  T401] R10: 00007f53dfc0eee8 R11: 0000000000000246 R12: 0000000000000004
[   33.602258][  T401] R13: 00000000686e75fc R14: 0000000000499600 R15: 0000000000000000
| [   33.716926][  T402] ------------[ cut here ]------------
| [ 33.717365][ T402] WARNING: CPU: 2 PID: 402 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) 
| [   33.717957][  T402] Modules linked in: 8021q vrf veth
| [   33.718847][  T402] Tainted: [W]=WARN
[   33.719072][  T402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.719436][ T402] 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) 
[ 33.719748][ T402] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   33.720755][  T402] RSP: 0018:ffffc90000667140 EFLAGS: 00010246
[   33.721121][  T402] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   33.721562][  T402] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   33.721994][  T402] RBP: ffffc90000667230 R08: ffff888012a1d000 R09: 0000000000000000
[   33.722418][  T402] R10: ffffc900006675c8 R11: ffffffff92250668 R12: 1ffff920000cce2c
[   33.722864][  T402] R13: 00000000000005dc R14: ffffc90000667880 R15: ffff88800a6a6360
[   33.723299][  T402] FS:  00007f9491237800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   33.723801][  T402] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.724164][  T402] CR2: 00000000004e5aa8 CR3: 0000000012970003 CR4: 0000000000772ef0
[   33.724605][  T402] PKRU: 55555554
[   33.724824][  T402] Call Trace:
[   33.725056][  T402]  <TASK>
[ 33.725216][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.725541][ T402] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.725829][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.726120][ T402] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.726408][ T402] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.726706][ T402] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.727001][ T402] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.727298][ T402] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.727671][ T402] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.727957][ T402] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.728282][ T402] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.728590][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.728883][ T402] ? __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) 
[ 33.729171][ T402] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.729548][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.729839][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.730126][ T402] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.730412][ T402] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.730714][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.731004][ T402] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.731290][ T402] ? __create_object (mm/kmemleak.c:771) 
[ 33.731588][ T402] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.731886][ T402] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.732178][ T402] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.732542][ T402] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.732843][ T402] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.733138][ T402] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.733428][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.733736][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.734033][ T402] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.734317][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.734621][ T402] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.734909][ T402] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.735196][ T402] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.735512][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.735806][ T402] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.736092][ T402] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.736393][ T402] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.736703][ T402] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.736996][ T402] ? 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) 
[ 33.737285][ T402] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.737599][ T402] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.737886][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.738180][ T402] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.738491][ T402] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.738781][ T402] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.739074][ T402] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.739368][ T402] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.739664][ T402] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.740028][ T402] ___sys_sendmsg (net/socket.c:2670) 
[ 33.740311][ T402] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.740619][ T402] ? __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) 
[ 33.740976][ T402] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.741270][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.741573][ T402] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.741869][ T402] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.742155][ T402] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.742443][ T402] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.742761][ T402] __sys_sendmsg (net/socket.c:2700) 
[ 33.743048][ T402] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.743401][ T402] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.743731][ T402] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.744020][ T402] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.744307][ T402] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.744679][  T402] RIP: 0033:0x7f94914041e7
[ 33.744988][ T402] 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)
[   33.746009][  T402] RSP: 002b:00007ffda4fbfd88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.746437][  T402] RAX: ffffffffffffffda RBX: 00007ffda4fc04b0 RCX: 00007f94914041e7
[   33.746886][  T402] RDX: 0000000000000000 RSI: 00007ffda4fbfdf0 RDI: 0000000000000005
[   33.747313][  T402] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.747750][  T402] R10: 00007f9491301ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.748172][  T402] R13: 00000000686e75fc R14: 0000000000499600 R15: 0000000000000000
| [   34.005349][  T406] ------------[ cut here ]------------
| [ 34.005810][ T406] WARNING: CPU: 3 PID: 406 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) 
| [   34.006389][  T406] Modules linked in: 8021q vrf veth
| [   34.007287][  T406] Tainted: [W]=WARN
[   34.007514][  T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.007871][ T406] 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) 
[ 34.008170][ T406] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   34.009207][  T406] RSP: 0018:ffffc90000647140 EFLAGS: 00010246
[   34.009579][  T406] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   34.010013][  T406] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   34.010442][  T406] RBP: ffffc90000647230 R08: ffff88800906d000 R09: 0000000000000000
[   34.010887][  T406] R10: ffffc900006475c8 R11: ffffffff92250668 R12: 1ffff920000c8e2c
[   34.011321][  T406] R13: 000000000000fffe R14: ffffc90000647880 R15: ffff88800a6a66e0
[   34.011767][  T406] FS:  00007fb74c49a800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   34.012267][  T406] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.012640][  T406] CR2: 00000000004e5aa0 CR3: 0000000004c4c004 CR4: 0000000000772ef0
[   34.013069][  T406] PKRU: 55555554
[   34.013284][  T406] Call Trace:
[   34.013507][  T406]  <TASK>
[ 34.013653][ T406] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.013954][ T406] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.014239][ T406] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.014541][ T406] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.014830][ T406] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.015118][ T406] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.015424][ T406] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.015730][ T406] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.016097][ T406] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.016387][ T406] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.016685][ T406] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.016976][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.017267][ T406] ? __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) 
[ 34.017567][ T406] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.017928][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.018219][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.018517][ T406] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.018805][ T406] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.019096][ T406] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.019383][ T406] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.019680][ T406] ? __create_object (mm/kmemleak.c:771) 
[ 34.019972][ T406] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.020262][ T406] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.020564][ T406] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.020922][ T406] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.021217][ T406] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.021520][ T406] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.021805][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.022095][ T406] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.022381][ T406] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.022679][ T406] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.022965][ T406] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.023250][ T406] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.023552][ T406] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.023842][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.024132][ T406] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.024420][ T406] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.024723][ T406] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.025020][ T406] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.025314][ T406] ? 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) 
[ 34.025613][ T406] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.025901][ T406] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.026185][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.026490][ T406] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.026786][ T406] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.027072][ T406] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.027366][ T406] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.027669][ T406] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.027954][ T406] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.028321][ T406] ___sys_sendmsg (net/socket.c:2670) 
[ 34.028621][ T406] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.028910][ T406] ? __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) 
[ 34.029267][ T406] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.029586][ T406] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.029876][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.030167][ T406] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.030452][ T406] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.030749][ T406] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.031042][ T406] __sys_sendmsg (net/socket.c:2700) 
[ 34.031341][ T406] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.031706][ T406] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.032005][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.032290][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.032590][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.032944][  T406] RIP: 0033:0x7fb74c6671e7
[ 34.033238][ T406] 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)
[   34.034273][  T406] RSP: 002b:00007fffbac58848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.034718][  T406] RAX: ffffffffffffffda RBX: 00007fffbac58f70 RCX: 00007fb74c6671e7
[   34.035146][  T406] RDX: 0000000000000000 RSI: 00007fffbac588b0 RDI: 0000000000000005
[   34.035602][  T406] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.036034][  T406] R10: 00007fb74c564ee8 R11: 0000000000000246 R12: 0000000000000004
[   34.036464][  T406] R13: 00000000686e75fc R14: 0000000000499600 R15: 0000000000000000
| [   34.323893][  T410] ------------[ cut here ]------------
| [ 34.324215][ T410] WARNING: CPU: 0 PID: 410 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) 
| [   34.324798][  T410] Modules linked in: 8021q vrf veth
| [   34.326041][  T410] Tainted: [W]=WARN
[   34.326264][  T410] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.326632][ T410] 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) 
[ 34.326930][ T410] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   34.327969][  T410] RSP: 0018:ffffc90000907140 EFLAGS: 00010246
[   34.328332][  T410] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   34.328772][  T410] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   34.329201][  T410] RBP: ffffc90000907230 R08: ffff888004f30800 R09: 0000000000000000
[   34.329647][  T410] R10: ffffc900009075c8 R11: ffffffff92250668 R12: 1ffff92000120e2c
[   34.330080][  T410] R13: 000000000000fffe R14: ffffc90000907880 R15: ffff88800985e360
[   34.330518][  T410] FS:  00007f1cadec9800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   34.331023][  T410] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.331389][  T410] CR2: 00000000004e7370 CR3: 0000000005059004 CR4: 0000000000772ef0
[   34.331832][  T410] PKRU: 55555554
[   34.332049][  T410] Call Trace:
[   34.332264][  T410]  <TASK>
[ 34.332410][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.332713][ T410] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.333000][ T410] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.333291][ T410] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.333596][ T410] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.333886][ T410] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.334176][ T410] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.334470][ T410] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.334845][ T410] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.335135][ T410] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.335436][ T410] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.335736][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.336028][ T410] ? __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) 
[ 34.336317][ T410] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.336685][ T410] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.336979][ T410] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.337267][ T410] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.337572][ T410] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.337863][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.338150][ T410] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.338436][ T410] ? __create_object (mm/kmemleak.c:771) 
[ 34.338738][ T410] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.339030][ T410] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.339316][ T410] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.339685][ T410] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.339990][ T410] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.340291][ T410] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.340591][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.340885][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.341175][ T410] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.341458][ T410] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.341759][ T410] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.342046][ T410] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.342340][ T410] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.342644][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.342938][ T410] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.343226][ T410] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.343523][ T410] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.343824][ T410] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.344115][ T410] ? 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) 
[ 34.344408][ T410] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.344711][ T410] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.344997][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.345304][ T410] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.345610][ T410] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.345900][ T410] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.346193][ T410] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.346499][ T410] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.346785][ T410] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.347161][ T410] ___sys_sendmsg (net/socket.c:2670) 
[ 34.347446][ T410] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.347742][ T410] ? __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) 
[ 34.348102][ T410] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.348390][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.348698][ T410] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.348993][ T410] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.349280][ T410] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.349686][ T410] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.349989][ T410] __sys_sendmsg (net/socket.c:2700) 
[ 34.350283][ T410] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.350652][ T410] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.350961][ T410] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.351251][ T410] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.351553][ T410] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.351909][  T410] RIP: 0033:0x7f1cae0961e7
[ 34.352210][ T410] 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)
[   34.353254][  T410] RSP: 002b:00007ffe6e04e628 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.353706][  T410] RAX: ffffffffffffffda RBX: 00007ffe6e04ed50 RCX: 00007f1cae0961e7
[   34.354146][  T410] RDX: 0000000000000000 RSI: 00007ffe6e04e690 RDI: 0000000000000005
[   34.354587][  T410] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.355028][  T410] R10: 00007f1cadf93ee8 R11: 0000000000000246 R12: 0000000000000004
[   34.355513][  T410] R13: 00000000686e75fc R14: 0000000000499600 R15: 0000000000000000
| [   34.612499][  T414] ------------[ cut here ]------------
| [ 34.612965][ T414] WARNING: CPU: 3 PID: 414 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) 
| [   34.613980][  T414] Modules linked in: 8021q vrf veth
| [   34.615396][  T414] Tainted: [W]=WARN
[   34.615764][  T414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.616392][ T414] 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) 
[ 34.616929][ T414] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   34.618722][  T414] RSP: 0018:ffffc90000917140 EFLAGS: 00010246
[   34.619358][  T414] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   34.620128][  T414] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   34.620906][  T414] RBP: ffffc90000917230 R08: ffff888012906800 R09: 0000000000000000
[   34.621697][  T414] R10: ffffc900009175c8 R11: ffffffff92250668 R12: 1ffff92000122e2c
[   34.622435][  T414] R13: 000000000000fffe R14: ffffc90000917880 R15: ffff88800985d8e0
[   34.623209][  T414] FS:  00007f00d404c800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   34.624096][  T414] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.624749][  T414] CR2: 00000000004e5aa8 CR3: 0000000005154006 CR4: 0000000000772ef0
[   34.625542][  T414] PKRU: 55555554
[   34.625920][  T414] Call Trace:
[   34.626287][  T414]  <TASK>
[ 34.626568][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.627081][ T414] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.627600][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.628119][ T414] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.628630][ T414] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.629140][ T414] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.629779][ T414] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.630309][ T414] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.630956][ T414] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.631456][ T414] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.631984][ T414] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.632524][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.633046][ T414] ? __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) 
[ 34.633582][ T414] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.634213][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.634742][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.635266][ T414] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.635797][ T414] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.636290][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.636827][ T414] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.637329][ T414] ? __create_object (mm/kmemleak.c:771) 
[ 34.637849][ T414] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.638358][ T414] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.638823][ T414] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.639266][ T414] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.639730][ T414] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.640260][ T414] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.640780][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.641254][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.641779][ T414] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.642206][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.642724][ T414] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.643226][ T414] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.643734][ T414] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.644251][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.644793][ T414] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.645317][ T414] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.645850][ T414] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.646350][ T414] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.646761][ T414] ? 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) 
[ 34.647228][ T414] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.647751][ T414] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.648250][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.648790][ T414] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.649292][ T414] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.649713][ T414] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.650231][ T414] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.650759][ T414] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.651255][ T414] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.651915][ T414] ___sys_sendmsg (net/socket.c:2670) 
[ 34.652411][ T414] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.652954][ T414] ? __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) 
[ 34.653587][ T414] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.654078][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.654612][ T414] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.655136][ T414] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.655666][ T414] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.656164][ T414] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.656704][ T414] __sys_sendmsg (net/socket.c:2700) 
[ 34.657202][ T414] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.657818][ T414] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.658331][ T414] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.658861][ T414] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.659376][ T414] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.660011][  T414] RIP: 0033:0x7f00d42191e7
[ 34.660514][ T414] 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)
[   34.662096][  T414] RSP: 002b:00007ffe9657f848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.662731][  T414] RAX: ffffffffffffffda RBX: 00007ffe9657ff70 RCX: 00007f00d42191e7
[   34.663374][  T414] RDX: 0000000000000000 RSI: 00007ffe9657f8b0 RDI: 0000000000000005
[   34.664065][  T414] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.664692][  T414] R10: 00007f00d4116ee8 R11: 0000000000000246 R12: 0000000000000004
[   34.665452][  T414] R13: 00000000686e75fd R14: 0000000000499600 R15: 0000000000000000
| [   34.919763][  T418] ------------[ cut here ]------------
| [ 34.920180][ T418] WARNING: CPU: 1 PID: 418 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) 
| [   34.921361][  T418] Modules linked in: 8021q vrf veth
| [   34.922225][  T418] Tainted: [W]=WARN
[   34.922435][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.922786][ T418] 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) 
[ 34.923077][ T418] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   34.924075][  T418] RSP: 0018:ffffc90000907140 EFLAGS: 00010246
[   34.924422][  T418] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   34.924844][  T418] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   34.925268][  T418] RBP: ffffc90000907230 R08: ffff888004dae800 R09: 0000000000000000
[   34.925695][  T418] R10: ffffc900009075c8 R11: ffffffff92250668 R12: 1ffff92000120e2c
[   34.926110][  T418] R13: 000000000000fffe R14: ffffc90000907880 R15: ffff88800985ede0
[   34.926541][  T418] FS:  00007f901bc74800(0000) GS:ffff8880a2d37000(0000) knlGS:0000000000000000
[   34.927029][  T418] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.927379][  T418] CR2: 00000000004e7378 CR3: 000000000a705004 CR4: 0000000000772ef0
[   34.927811][  T418] PKRU: 55555554
[   34.928020][  T418] Call Trace:
[   34.928238][  T418]  <TASK>
[ 34.928384][ T418] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.928678][ T418] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.928951][ T418] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.929233][ T418] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.929517][ T418] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.929794][ T418] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.930077][ T418] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.930358][ T418] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.930876][ T418] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.931155][ T418] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.931429][ T418] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.931848][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.932127][ T418] ? __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) 
[ 34.932403][ T418] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.932884][ T418] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.933165][ T418] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.933439][ T418] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.933852][ T418] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.934129][ T418] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.934412][ T418] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.934862][ T418] ? __create_object (mm/kmemleak.c:771) 
[ 34.935147][ T418] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.935445][ T418] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.935756][ T418] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.936104][ T418] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.936392][ T418] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.936695][ T418] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.936973][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.937260][ T418] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.937554][ T418] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.937835][ T418] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.938115][ T418] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.938399][ T418] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.938692][ T418] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.938974][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.939258][ T418] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.939553][ T418] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.939833][ T418] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.940121][ T418] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.940394][ T418] ? 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) 
[ 34.940691][ T418] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.940973][ T418] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.941257][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.941559][ T418] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.941851][ T418] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.942127][ T418] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.942411][ T418] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.942710][ T418] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.942989][ T418] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.943343][ T418] ___sys_sendmsg (net/socket.c:2670) 
[ 34.943633][ T418] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.943914][ T418] ? __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) 
[ 34.944269][ T418] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.944567][ T418] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.944855][ T418] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.945141][ T418] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.945442][ T418] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.945729][ T418] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.946004][ T418] ? trace_rseq_update (./include/trace/events/rseq.h:11 (discriminator 21)) 
[ 34.946292][ T418] __sys_sendmsg (net/socket.c:2700) 
[ 34.946576][ T418] ? __rseq_handle_notify_resume (kernel/rseq.c:442) 
[ 34.946927][ T418] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.947217][ T418] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.947516][ T418] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.947797][ T418] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.948140][  T418] RIP: 0033:0x7f901be411e7
[ 34.948439][ T418] 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)
[   34.949447][  T418] RSP: 002b:00007ffe0b424588 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.949879][  T418] RAX: ffffffffffffffda RBX: 00007ffe0b424cb0 RCX: 00007f901be411e7
[   34.950299][  T418] RDX: 0000000000000000 RSI: 00007ffe0b4245f0 RDI: 0000000000000005
[   34.950726][  T418] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.951159][  T418] R10: 00007f901bd3eee8 R11: 0000000000000246 R12: 0000000000000004
[   34.951585][  T418] R13: 00000000686e75fd R14: 0000000000499600 R15: 0000000000000000
| [   36.177412][  T427] ------------[ cut here ]------------
| [ 36.177783][ T427] WARNING: CPU: 2 PID: 427 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) 
| [   36.178344][  T427] Modules linked in: 8021q vrf veth
| [   36.179228][  T427] Tainted: [W]=WARN
[   36.179449][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.179817][ T427] 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) 
[ 36.180116][ T427] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   36.181118][  T427] RSP: 0018:ffffc90000697140 EFLAGS: 00010246
[   36.181492][  T427] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   36.181923][  T427] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   36.182347][  T427] RBP: ffffc90000697230 R08: ffff888009fca000 R09: 0000000000000000
[   36.182780][  T427] R10: ffffc900006975c8 R11: ffffffff92250668 R12: 1ffff920000d2e2c
[   36.183204][  T427] R13: 00000000000005dc R14: ffffc90000697880 R15: ffff888013149560
[   36.183645][  T427] FS:  00007fb6dd81b800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   36.184142][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.184513][  T427] CR2: 00000000004e7370 CR3: 0000000004c70006 CR4: 0000000000772ef0
[   36.184940][  T427] PKRU: 55555554
[   36.185166][  T427] Call Trace:
[   36.185406][  T427]  <TASK>
[ 36.185575][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.185873][ T427] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.186163][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.186464][ T427] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.186769][ T427] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.187059][ T427] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.187351][ T427] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.187657][ T427] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.188023][ T427] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.188313][ T427] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.188625][ T427] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.188917][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.189206][ T427] ? __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) 
[ 36.189504][ T427] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.189859][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.190148][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.190432][ T427] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.190741][ T427] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.191032][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.191337][ T427] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.191636][ T427] ? __create_object (mm/kmemleak.c:771) 
[ 36.191929][ T427] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.192217][ T427] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.192515][ T427] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.192875][ T427] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.193170][ T427] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.193461][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.193767][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.194065][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.194356][ T427] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.194651][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.194943][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.195247][ T427] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.195556][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.195846][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.196139][ T427] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.196430][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.196727][ T427] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.197025][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.197318][ T427] ? 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) 
[ 36.197618][ T427] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.197909][ T427] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.198191][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.198491][ T427] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.198786][ T427] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.199075][ T427] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.199375][ T427] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.199687][ T427] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.199976][ T427] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.200341][ T427] ___sys_sendmsg (net/socket.c:2670) 
[ 36.200636][ T427] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.200919][ T427] ? __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) 
[ 36.201276][ T427] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.201603][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.201903][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.202196][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.202501][ T427] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.202791][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.203090][ T427] __sys_sendmsg (net/socket.c:2700) 
[ 36.203378][ T427] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.203742][ T427] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.204045][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.204338][ T427] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.204641][ T427] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.205000][  T427] RIP: 0033:0x7fb6dd9e81e7
[ 36.205309][ T427] 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)
[   36.206321][  T427] RSP: 002b:00007ffe7292a3b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.206762][  T427] RAX: ffffffffffffffda RBX: 00007ffe7292aae0 RCX: 00007fb6dd9e81e7
[   36.207186][  T427] RDX: 0000000000000000 RSI: 00007ffe7292a420 RDI: 0000000000000005
[   36.207614][  T427] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.208050][  T427] R10: 00007fb6dd8e5ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.208473][  T427] R13: 00000000686e75fe R14: 0000000000499600 R15: 0000000000000000
| [   36.330113][  T428] ------------[ cut here ]------------
| [ 36.330465][ T428] WARNING: CPU: 2 PID: 428 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) 
| [   36.331063][  T428] Modules linked in: 8021q vrf veth
| [   36.331973][  T428] Tainted: [W]=WARN
[   36.332198][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.332569][ T428] 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) 
[ 36.332872][ T428] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   36.333908][  T428] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   36.334271][  T428] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   36.334713][  T428] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   36.335135][  T428] RBP: ffffc900007d7230 R08: ffff88800909a000 R09: 0000000000000000
[   36.335584][  T428] R10: ffffc900007d75c8 R11: ffffffff92250668 R12: 1ffff920000fae2c
[   36.336016][  T428] R13: 00000000000005dc R14: ffffc900007d7880 R15: ffff88801314b860
[   36.336489][  T428] FS:  00007f1201313800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   36.336982][  T428] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.337347][  T428] CR2: 00000000004e5aa0 CR3: 000000000a257002 CR4: 0000000000772ef0
[   36.337929][  T428] PKRU: 55555554
[   36.338330][  T428] Call Trace:
[   36.338662][  T428]  <TASK>
[ 36.338817][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.339117][ T428] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.339404][ T428] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.339702][ T428] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.339991][ T428] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.340289][ T428] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.340592][ T428] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.340887][ T428] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.341246][ T428] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.341540][ T428] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.341827][ T428] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.342123][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.342418][ T428] ? __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) 
[ 36.342718][ T428] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.343073][ T428] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.343361][ T428] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.343657][ T428] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.343940][ T428] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.344229][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.344530][ T428] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.344814][ T428] ? __create_object (mm/kmemleak.c:771) 
[ 36.345100][ T428] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.345409][ T428] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.345705][ T428] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.346058][ T428] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.346351][ T428] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.346660][ T428] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.346945][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.347238][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.347535][ T428] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.347821][ T428] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.348108][ T428] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.348392][ T428] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.348744][ T428] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.349045][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.349341][ T428] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.349639][ T428] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.349929][ T428] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.350228][ T428] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.350521][ T428] ? 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) 
[ 36.350811][ T428] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.351110][ T428] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.351397][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.351698][ T428] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.351989][ T428] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.352279][ T428] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.352583][ T428] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.352877][ T428] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.353171][ T428] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.353547][ T428] ___sys_sendmsg (net/socket.c:2670) 
[ 36.353829][ T428] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.354117][ T428] ? __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) 
[ 36.354474][ T428] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.354774][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.355063][ T428] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.355375][ T428] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.355672][ T428] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.355961][ T428] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.356256][ T428] __sys_sendmsg (net/socket.c:2700) 
[ 36.356550][ T428] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.356903][ T428] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.357200][ T428] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.357518][ T428] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.357815][ T428] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.358169][  T428] RIP: 0033:0x7f12014e01e7
[ 36.358469][ T428] 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)
[   36.359469][  T428] RSP: 002b:00007ffe55920c58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.359922][  T428] RAX: ffffffffffffffda RBX: 00007ffe55921380 RCX: 00007f12014e01e7
[   36.360346][  T428] RDX: 0000000000000000 RSI: 00007ffe55920cc0 RDI: 0000000000000005
[   36.360777][  T428] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.361196][  T428] R10: 00007f12013ddee8 R11: 0000000000000246 R12: 0000000000000004
[   36.361637][  T428] R13: 00000000686e75fe R14: 0000000000499600 R15: 0000000000000000
| [   36.483228][  T429] ------------[ cut here ]------------
| [ 36.484000][ T429] WARNING: CPU: 3 PID: 429 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) 
| [   36.484558][  T429] Modules linked in: 8021q vrf veth
| [   36.485418][  T429] Tainted: [W]=WARN
[   36.485639][  T429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.485985][ T429] 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) 
[ 36.486272][ T429] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   36.487269][  T429] RSP: 0018:ffffc90000937140 EFLAGS: 00010246
[   36.487629][  T429] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   36.488040][  T429] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   36.488455][  T429] RBP: ffffc90000937230 R08: ffff8880060c6800 R09: 0000000000000000
[   36.488881][  T429] R10: ffffc900009375c8 R11: ffffffff92250668 R12: 1ffff92000126e2c
[   36.489291][  T429] R13: 00000000000005dc R14: ffffc90000937880 R15: ffff888013393860
[   36.489710][  T429] FS:  00007f46341e4800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   36.490189][  T429] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.490544][  T429] CR2: 00000000004e7378 CR3: 0000000005073005 CR4: 0000000000772ef0
[   36.490963][  T429] PKRU: 55555554
[   36.491169][  T429] Call Trace:
[   36.491373][  T429]  <TASK>
[ 36.491523][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.491803][ T429] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.492077][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.492353][ T429] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.492643][ T429] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.492921][ T429] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.493202][ T429] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.493497][ T429] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.493846][ T429] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.494121][ T429] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.494391][ T429] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.494682][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.494961][ T429] ? __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) 
[ 36.495241][ T429] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.495592][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.495867][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.496138][ T429] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.496414][ T429] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.496704][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.496979][ T429] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.497252][ T429] ? __create_object (mm/kmemleak.c:771) 
[ 36.497538][ T429] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.497815][ T429] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.498087][ T429] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.498424][ T429] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.498716][ T429] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.499004][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.499276][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.499564][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.499838][ T429] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.500111][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.500386][ T429] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.500671][ T429] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.500947][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.501228][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.501519][ T429] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.501796][ T429] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.502073][ T429] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.502358][ T429] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.502642][ T429] ? 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) 
[ 36.502922][ T429] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.503198][ T429] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.503470][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.503762][ T429] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.504044][ T429] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.504327][ T429] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.504618][ T429] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.504896][ T429] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.505175][ T429] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.505548][ T429] ___sys_sendmsg (net/socket.c:2670) 
[ 36.505819][ T429] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.506092][ T429] ? __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) 
[ 36.506432][ T429] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.506719][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.507000][ T429] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.507288][ T429] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.507576][ T429] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.507848][ T429] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.508140][ T429] __sys_sendmsg (net/socket.c:2700) 
[ 36.508411][ T429] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.508782][ T429] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.509070][ T429] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.509353][ T429] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.509639][ T429] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.509977][  T429] RIP: 0033:0x7f46343b11e7
[ 36.510264][ T429] 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)
[   36.511265][  T429] RSP: 002b:00007ffff8865de8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.511695][  T429] RAX: ffffffffffffffda RBX: 00007ffff8866510 RCX: 00007f46343b11e7
[   36.512111][  T429] RDX: 0000000000000000 RSI: 00007ffff8865e50 RDI: 0000000000000005
[   36.512537][  T429] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.512949][  T429] R10: 00007f46342aeee8 R11: 0000000000000246 R12: 0000000000000004
[   36.513370][  T429] R13: 00000000686e75fe R14: 0000000000499600 R15: 0000000000000000
| [   36.631706][  T430] ------------[ cut here ]------------
| [ 36.632062][ T430] WARNING: CPU: 2 PID: 430 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) 
| [   36.632654][  T430] Modules linked in: 8021q vrf veth
| [   36.633551][  T430] Tainted: [W]=WARN
[   36.633774][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.634138][ T430] 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) 
[ 36.634437][ T430] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   36.636695][  T430] RSP: 0018:ffffc90000937140 EFLAGS: 00010246
[   36.637240][  T430] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   36.637810][  T430] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   36.638388][  T430] RBP: ffffc90000937230 R08: ffff888012900800 R09: 0000000000000000
[   36.638917][  T430] R10: ffffc900009375c8 R11: ffffffff92250668 R12: 1ffff92000126e2c
[   36.639351][  T430] R13: 00000000000005dc R14: ffffc90000937880 R15: ffff888013392de0
[   36.639784][  T430] FS:  00007fc96112a800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   36.640276][  T430] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.640645][  T430] CR2: 00000000004e5aa8 CR3: 000000000584c004 CR4: 0000000000772ef0
[   36.641070][  T430] PKRU: 55555554
[   36.641296][  T430] Call Trace:
[   36.641529][  T430]  <TASK>
[ 36.641685][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.641980][ T430] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.642269][ T430] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.642576][ T430] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.642865][ T430] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.643152][ T430] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.643451][ T430] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.643757][ T430] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.644116][ T430] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.644406][ T430] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.644703][ T430] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.644994][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.645293][ T430] ? __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) 
[ 36.645611][ T430] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.645965][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.646255][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.646551][ T430] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.646841][ T430] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.647129][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.647417][ T430] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.647720][ T430] ? __create_object (mm/kmemleak.c:771) 
[ 36.648011][ T430] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.648301][ T430] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.648596][ T430] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.648945][ T430] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.649239][ T430] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.649543][ T430] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.649836][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.650133][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.650420][ T430] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.650715][ T430] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.651004][ T430] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.651294][ T430] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.651592][ T430] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.651880][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.652172][ T430] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.652467][ T430] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.652769][ T430] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.653068][ T430] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.653352][ T430] ? 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) 
[ 36.653655][ T430] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 36.653948][ T430] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.654239][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.654546][ T430] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.654835][ T430] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.655121][ T430] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.655434][ T430] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.655757][ T430] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.656043][ T430] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.656405][ T430] ___sys_sendmsg (net/socket.c:2670) 
[ 36.656708][ T430] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.656995][ T430] ? __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) 
[ 36.657351][ T430] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.657659][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.657950][ T430] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.658240][ T430] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.658536][ T430] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.658829][ T430] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.659125][ T430] __sys_sendmsg (net/socket.c:2700) 
[ 36.659410][ T430] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.659776][ T430] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.660070][ T430] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.660361][ T430] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.660660][ T430] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.661018][  T430] RIP: 0033:0x7fc9612f71e7
[ 36.661317][ T430] 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)
[   36.662316][  T430] RSP: 002b:00007ffecde21f18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.662757][  T430] RAX: ffffffffffffffda RBX: 00007ffecde22640 RCX: 00007fc9612f71e7
[   36.663192][  T430] RDX: 0000000000000000 RSI: 00007ffecde21f80 RDI: 0000000000000005
[   36.663622][  T430] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.664042][  T430] R10: 00007fc9611f4ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.664461][  T430] R13: 00000000686e75ff R14: 0000000000499600 R15: 0000000000000000
| [   37.239146][  T446] ------------[ cut here ]------------
| [ 37.239469][ T446] WARNING: CPU: 3 PID: 446 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) 
| [   37.240058][  T446] Modules linked in: 8021q vrf veth
| [   37.240954][  T446] Tainted: [W]=WARN
[   37.241168][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.241520][ T446] 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) 
[ 37.241810][ T446] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   37.242823][  T446] RSP: 0018:ffffc90000a27140 EFLAGS: 00010246
[   37.243173][  T446] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   37.243822][  T446] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   37.244244][  T446] RBP: ffffc90000a27230 R08: ffff888012b25000 R09: 0000000000000000
[   37.244704][  T446] R10: ffffc90000a275c8 R11: ffffffff92250668 R12: 1ffff92000144e2c
[   37.245129][  T446] R13: 0000000000000044 R14: ffffc90000a27880 R15: ffff8880133903e0
[   37.245567][  T446] FS:  00007efe8e894800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   37.246050][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.246401][  T446] CR2: 00000000004e5aa0 CR3: 0000000012afc005 CR4: 0000000000772ef0
[   37.246841][  T446] PKRU: 55555554
[   37.247048][  T446] Call Trace:
[   37.247257][  T446]  <TASK>
[ 37.247401][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.247699][ T446] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.247976][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.248259][ T446] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.248569][ T446] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.248866][ T446] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.249146][ T446] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.249428][ T446] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.249796][ T446] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.250074][ T446] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.250353][ T446] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.250665][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.250945][ T446] ? __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) 
[ 37.251223][ T446] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.251580][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.251859][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.252137][ T446] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.252412][ T446] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.252732][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.253011][ T446] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.253287][ T446] ? __create_object (mm/kmemleak.c:771) 
[ 37.253574][ T446] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.253850][ T446] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.254125][ T446] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.254464][ T446] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.254774][ T446] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.255057][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.255355][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.255653][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.255932][ T446] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.256204][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.256498][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.256809][ T446] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.257084][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.257364][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.257655][ T446] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.257938][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.258214][ T446] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.258533][ T446] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.258813][ T446] ? 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) 
[ 37.259095][ T446] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.259380][ T446] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.259664][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.259945][ T446] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.260227][ T446] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.260514][ T446] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.260830][ T446] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.261114][ T446] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.261388][ T446] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.261751][ T446] ___sys_sendmsg (net/socket.c:2670) 
[ 37.262024][ T446] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.262309][ T446] ? __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) 
[ 37.262677][ T446] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.262962][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.263243][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.263532][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.263805][ T446] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.264081][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.264371][ T446] __sys_sendmsg (net/socket.c:2700) 
[ 37.264684][ T446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.265027][ T446] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.265329][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.265622][ T446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.265897][ T446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.266236][  T446] RIP: 0033:0x7efe8ea611e7
[ 37.266546][ T446] 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)
[   37.267541][  T446] RSP: 002b:00007ffe45d39378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.267969][  T446] RAX: ffffffffffffffda RBX: 00007ffe45d39aa0 RCX: 00007efe8ea611e7
[   37.268382][  T446] RDX: 0000000000000000 RSI: 00007ffe45d393e0 RDI: 0000000000000005
[   37.268840][  T446] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.269263][  T446] R10: 00007efe8e95eee8 R11: 0000000000000246 R12: 0000000000000004
[   37.269691][  T446] R13: 00000000686e75ff R14: 0000000000499600 R15: 0000000000000000
| [   37.276436][  T446] ------------[ cut here ]------------
| [ 37.276811][ T446] WARNING: CPU: 3 PID: 446 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) 
| [   37.277406][  T446] Modules linked in: 8021q vrf veth
| [   37.278330][  T446] Tainted: [W]=WARN
[   37.278589][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.278968][ T446] 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) 
[ 37.279278][ T446] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   37.280349][  T446] RSP: 0018:ffffc90000a26db0 EFLAGS: 00010246
[   37.280781][  T446] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   37.281229][  T446] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   37.281699][  T446] RBP: ffffc90000a26e98 R08: 0000000000000000 R09: 0000000000000000
[   37.282146][  T446] R10: ffffc90000a26ec8 R11: ffff888009021000 R12: 1ffff92000144dba
[   37.282621][  T446] R13: 0000000000000044 R14: ffffc90000a26ec8 R15: 00000000000005dc
[   37.283074][  T446] FS:  00007efe8e894800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   37.283607][  T446] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.283986][  T446] CR2: 00000000004e5aa0 CR3: 0000000012afc005 CR4: 0000000000772ef0
[   37.284446][  T446] PKRU: 55555554
[   37.284718][  T446] Call Trace:
[   37.284946][  T446]  <TASK>
[ 37.285099][ T446] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 37.285419][ T446] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.285733][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.286035][ T446] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 37.286335][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.286669][ T446] netif_set_mtu (net/core/dev.c:9652) 
[ 37.286975][ T446] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.287271][ T446] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 37.287608][ T446] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.287838][ T446] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 37.288142][ T446] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 37.288458][ T446] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 37.288807][ T446] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 37.289192][ T446] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 37.289519][ T446] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 37.289835][ T446] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 37.290135][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.290439][ T446] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.290764][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.291070][ T446] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.291372][ T446] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.291694][ T446] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.292000][ T446] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.292309][ T446] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.292740][ T446] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.293045][ T446] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.293346][ T446] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.293675][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.293979][ T446] ? __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) 
[ 37.294281][ T446] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.294680][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.294987][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.295295][ T446] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.295614][ T446] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.296207][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.296518][ T446] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.296857][ T446] ? __create_object (mm/kmemleak.c:771) 
[ 37.297165][ T446] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.297706][ T446] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.298012][ T446] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.298392][ T446] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.298729][ T446] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.299055][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.299357][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.299675][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.299974][ T446] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.300506][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.300838][ T446] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.301137][ T446] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.301438][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.301984][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.302291][ T446] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.302618][ T446] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.302924][ T446] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.303453][ T446] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.303765][ T446] ? 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) 
[ 37.304067][ T446] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.304375][ T446] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.304722][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.305030][ T446] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.305348][ T446] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.305663][ T446] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.305974][ T446] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.306282][ T446] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.306611][ T446] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.307000][ T446] ___sys_sendmsg (net/socket.c:2670) 
[ 37.307531][ T446] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.307830][ T446] ? __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) 
[ 37.308200][ T446] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.308768][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.309074][ T446] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.309383][ T446] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.309692][ T446] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.310205][ T446] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.310532][ T446] __sys_sendmsg (net/socket.c:2700) 
[ 37.310834][ T446] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.311207][ T446] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.311748][ T446] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.312060][ T446] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.312360][ T446] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.312790][  T446] RIP: 0033:0x7efe8ea611e7
[ 37.313335][ T446] 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)
[   37.314651][  T446] RSP: 002b:00007ffe45d39378 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.315115][  T446] RAX: ffffffffffffffda RBX: 00007ffe45d39aa0 RCX: 00007efe8ea611e7
[   37.315592][  T446] RDX: 0000000000000000 RSI: 00007ffe45d393e0 RDI: 0000000000000005
[   37.316271][  T446] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.316763][  T446] R10: 00007efe8e95eee8 R11: 0000000000000246 R12: 0000000000000004
[   37.317218][  T446] R13: 00000000686e75ff R14: 0000000000499600 R15: 0000000000000000
| [   37.446385][  T447] ------------[ cut here ]------------
| [ 37.446772][ T447] WARNING: CPU: 2 PID: 447 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) 
| [   37.447339][  T447] Modules linked in: 8021q vrf veth
| [   37.448596][  T447] Tainted: [W]=WARN
[   37.448818][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.449184][ T447] 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) 
[ 37.449495][ T447] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   37.450584][  T447] RSP: 0018:ffffc90000a57140 EFLAGS: 00010246
[   37.450955][  T447] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   37.451382][  T447] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   37.451825][  T447] RBP: ffffc90000a57230 R08: ffff888012a18800 R09: 0000000000000000
[   37.452253][  T447] R10: ffffc90000a575c8 R11: ffffffff92250668 R12: 1ffff9200014ae2c
[   37.452692][  T447] R13: 00000000000005dc R14: ffffc90000a57880 R15: ffff88800985ede0
[   37.453120][  T447] FS:  00007fb43c4e1800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   37.453625][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.453986][  T447] CR2: 00000000004e5aa0 CR3: 0000000015029001 CR4: 0000000000772ef0
[   37.454410][  T447] PKRU: 55555554
[   37.454647][  T447] Call Trace:
[   37.454869][  T447]  <TASK>
[ 37.455026][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.455331][ T447] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.455635][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.455930][ T447] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.456222][ T447] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.456523][ T447] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.456827][ T447] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.457131][ T447] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.457500][ T447] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.457793][ T447] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.458078][ T447] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.458373][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.458685][ T447] ? __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) 
[ 37.458977][ T447] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.459332][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.459634][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.459921][ T447] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.460211][ T447] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.460512][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.460801][ T447] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.461089][ T447] ? __create_object (mm/kmemleak.c:771) 
[ 37.461383][ T447] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.461681][ T447] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.461971][ T447] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.462357][ T447] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.462669][ T447] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.462963][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.463259][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.463573][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.463864][ T447] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.464149][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.464441][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.464738][ T447] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.465032][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.465339][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.465645][ T447] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.465946][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.466237][ T447] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.466548][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.466839][ T447] ? 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) 
[ 37.467129][ T447] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.467421][ T447] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.467728][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.468021][ T447] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.468313][ T447] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.468608][ T447] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.468904][ T447] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.469196][ T447] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.469492][ T447] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.469857][ T447] ___sys_sendmsg (net/socket.c:2670) 
[ 37.470148][ T447] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.470432][ T447] ? __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) 
[ 37.470821][ T447] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.471111][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.471401][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.471706][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.471995][ T447] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.472287][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.472593][ T447] __sys_sendmsg (net/socket.c:2700) 
[ 37.472877][ T447] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.473235][ T447] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.473545][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.473836][ T447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.474124][ T447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.474490][  T447] RIP: 0033:0x7fb43c6ae1e7
[ 37.474792][ T447] 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)
[   37.475805][  T447] RSP: 002b:00007fff017f3d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.476235][  T447] RAX: ffffffffffffffda RBX: 00007fff017f44a0 RCX: 00007fb43c6ae1e7
[   37.476679][  T447] RDX: 0000000000000000 RSI: 00007fff017f3de0 RDI: 0000000000000005
[   37.477104][  T447] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.477538][  T447] R10: 00007fb43c5abee8 R11: 0000000000000246 R12: 0000000000000004
[   37.477965][  T447] R13: 00000000686e75ff R14: 0000000000499600 R15: 0000000000000000
| [   37.750874][  T451] ------------[ cut here ]------------
| [ 37.751411][ T451] WARNING: CPU: 3 PID: 451 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) 
| [   37.752063][  T451] Modules linked in: 8021q vrf veth
| [   37.753180][  T451] Tainted: [W]=WARN
[   37.753510][  T451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.754001][ T451] 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) 
[ 37.754296][ T451] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   37.755556][  T451] RSP: 0018:ffffc90000a77140 EFLAGS: 00010246
[   37.756072][  T451] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   37.756624][  T451] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   37.757142][  T451] RBP: ffffc90000a77230 R08: ffff8880060a8800 R09: 0000000000000000
[   37.757717][  T451] R10: ffffc90000a775c8 R11: ffffffff92250668 R12: 1ffff9200014ee2c
[   37.758208][  T451] R13: 0000000000000043 R14: ffffc90000a77880 R15: ffff888013149560
[   37.758804][  T451] FS:  00007fcb50620800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   37.759369][  T451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.759856][  T451] CR2: 00000000004e5aa0 CR3: 000000001301d004 CR4: 0000000000772ef0
[   37.760326][  T451] PKRU: 55555554
[   37.760660][  T451] Call Trace:
[   37.760975][  T451]  <TASK>
[ 37.761158][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.761462][ T451] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.761855][ T451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.762242][ T451] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.762596][ T451] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.762874][ T451] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.763156][ T451] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.763441][ T451] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.763802][ T451] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.764076][ T451] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.764350][ T451] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.764677][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.764960][ T451] ? __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) 
[ 37.765250][ T451] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.765605][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.765884][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.766159][ T451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.766434][ T451] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.766721][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.767008][ T451] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.767283][ T451] ? __create_object (mm/kmemleak.c:771) 
[ 37.767572][ T451] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.767850][ T451] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.768125][ T451] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.768465][ T451] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.768785][ T451] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.769078][ T451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.769355][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.769645][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.769922][ T451] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.770196][ T451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.770473][ T451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.770791][ T451] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.771070][ T451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.771358][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.771670][ T451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.771949][ T451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.772227][ T451] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.772549][ T451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.772930][ T451] ? 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) 
[ 37.773213][ T451] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.773519][ T451] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.773792][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.774076][ T451] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.774356][ T451] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.774782][ T451] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.775074][ T451] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.775372][ T451] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.775675][ T451] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.776035][ T451] ___sys_sendmsg (net/socket.c:2670) 
[ 37.776339][ T451] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.776656][ T451] ? __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) 
[ 37.777024][ T451] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.777304][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.777618][ T451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.777909][ T451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.778185][ T451] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.778461][ T451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.778759][ T451] __sys_sendmsg (net/socket.c:2700) 
[ 37.779035][ T451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.779522][ T451] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.779966][ T451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.780254][ T451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.780656][ T451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.781113][  T451] RIP: 0033:0x7fcb507ed1e7
[ 37.781461][ T451] 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)
[   37.782759][  T451] RSP: 002b:00007ffc611efa48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.783362][  T451] RAX: ffffffffffffffda RBX: 00007ffc611f0170 RCX: 00007fcb507ed1e7
[   37.783882][  T451] RDX: 0000000000000000 RSI: 00007ffc611efab0 RDI: 0000000000000005
[   37.784385][  T451] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.784913][  T451] R10: 00007fcb506eaee8 R11: 0000000000000246 R12: 0000000000000004
[   37.785394][  T451] R13: 00000000686e7600 R14: 0000000000499600 R15: 0000000000000000
| [   37.913761][  T452] ------------[ cut here ]------------
| [ 37.914080][ T452] WARNING: CPU: 1 PID: 452 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) 
| [   37.915981][  T452] Modules linked in: 8021q vrf veth
| [   37.916841][  T452] Tainted: [W]=WARN
[   37.917050][  T452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.917397][ T452] 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) 
[ 37.917691][ T452] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   37.918670][  T452] RSP: 0018:ffffc90000ac7140 EFLAGS: 00010246
[   37.919047][  T452] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   37.919459][  T452] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   37.919879][  T452] RBP: ffffc90000ac7230 R08: ffff8880060c3800 R09: 0000000000000000
[   37.920289][  T452] R10: ffffc90000ac75c8 R11: ffffffff92250668 R12: 1ffff92000158e2c
[   37.920706][  T452] R13: 00000000000005dc R14: ffffc90000ac7880 R15: ffff888013149c60
[   37.921116][  T452] FS:  00007f6d1f8ec800(0000) GS:ffff8880a2d37000(0000) knlGS:0000000000000000
[   37.921606][  T452] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.921954][  T452] CR2: 00000000004e5aa0 CR3: 000000000a6da006 CR4: 0000000000772ef0
[   37.922368][  T452] PKRU: 55555554
[   37.922582][  T452] Call Trace:
[   37.922790][  T452]  <TASK>
[ 37.922934][ T452] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.923219][ T452] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.923505][ T452] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.923788][ T452] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.924063][ T452] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.924340][ T452] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.924629][ T452] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.924916][ T452] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.925270][ T452] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.925558][ T452] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.925830][ T452] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.926107][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.926383][ T452] ? __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) 
[ 37.926671][ T452] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.927012][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.927296][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.927580][ T452] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.927903][ T452] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.928233][ T452] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.928567][ T452] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.928880][ T452] ? __create_object (mm/kmemleak.c:771) 
[ 37.929208][ T452] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.929541][ T452] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.929860][ T452] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.930253][ T452] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.930587][ T452] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.930911][ T452] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.931225][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.931564][ T452] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.931891][ T452] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.932205][ T452] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.932531][ T452] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.932846][ T452] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.933162][ T452] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.933498][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.933821][ T452] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.934146][ T452] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.934467][ T452] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.934809][ T452] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.935125][ T452] ? 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) 
[ 37.935458][ T452] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 37.935799][ T452] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.936113][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.936438][ T452] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.936779][ T452] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.937095][ T452] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.937420][ T452] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.937750][ T452] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.938064][ T452] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.938468][ T452] ___sys_sendmsg (net/socket.c:2670) 
[ 37.938800][ T452] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.939120][ T452] ? __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) 
[ 37.939542][ T452] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.939864][ T452] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.940184][ T452] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.940526][ T452] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.940849][ T452] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.941164][ T452] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.941518][ T452] __sys_sendmsg (net/socket.c:2700) 
[ 37.941834][ T452] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.942227][ T452] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.942567][ T452] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.942888][ T452] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.943205][ T452] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.943611][  T452] RIP: 0033:0x7f6d1fab91e7
[ 37.944168][ T452] 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)
[   37.945320][  T452] RSP: 002b:00007ffe02d1b818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.945810][  T452] RAX: ffffffffffffffda RBX: 00007ffe02d1bf40 RCX: 00007f6d1fab91e7
[   37.946291][  T452] RDX: 0000000000000000 RSI: 00007ffe02d1b880 RDI: 0000000000000005
[   37.946805][  T452] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.947282][  T452] R10: 00007f6d1f9b6ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.947769][  T452] R13: 00000000686e7600 R14: 0000000000499600 R15: 0000000000000000
| [   38.370319][  T459] ------------[ cut here ]------------
| [ 38.370662][ T459] WARNING: CPU: 3 PID: 459 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) 
| [   38.371221][  T459] Modules linked in: 8021q vrf veth
| [   38.372088][  T459] Tainted: [W]=WARN
[   38.372297][  T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.372655][ T459] 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) 
[ 38.372950][ T459] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   38.373982][  T459] RSP: 0018:ffffc90000a67140 EFLAGS: 00010246
[   38.374339][  T459] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   38.375369][  T459] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   38.375800][  T459] RBP: ffffc90000a67230 R08: ffff888002163800 R09: 0000000000000000
[   38.376215][  T459] R10: ffffc90000a675c8 R11: ffffffff92250668 R12: 1ffff9200014ce2c
[   38.376642][  T459] R13: 0000000000000044 R14: ffffc90000a67880 R15: ffff88801314a6e0
[   38.377065][  T459] FS:  00007f06a81df800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   38.377621][  T459] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.377977][  T459] CR2: 00000000004e5aa8 CR3: 0000000002aa0003 CR4: 0000000000772ef0
[   38.378394][  T459] PKRU: 55555554
[   38.378623][  T459] Call Trace:
[   38.378837][  T459]  <TASK>
[ 38.378979][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.379279][ T459] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.379574][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.379854][ T459] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.380132][ T459] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.380410][ T459] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.380703][ T459] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.380991][ T459] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.381343][ T459] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.381645][ T459] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.381924][ T459] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.382201][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.382500][ T459] ? __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) 
[ 38.382780][ T459] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.383123][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.383401][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.383691][ T459] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.383966][ T459] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.384243][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.384533][ T459] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.384809][ T459] ? __create_object (mm/kmemleak.c:771) 
[ 38.385089][ T459] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.385380][ T459] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.385693][ T459] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.386084][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.386369][ T459] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.386667][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.386942][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.387222][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.387513][ T459] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.387797][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.388074][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.388347][ T459] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.388637][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.388916][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.389205][ T459] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.389508][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.389795][ T459] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.390080][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.390352][ T459] ? 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) 
[ 38.390644][ T459] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 38.390922][ T459] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.391195][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.391472][ T459] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.391790][ T459] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.392066][ T459] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.392348][ T459] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.392642][ T459] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.392914][ T459] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.393271][ T459] ___sys_sendmsg (net/socket.c:2670) 
[ 38.393572][ T459] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.393855][ T459] ? __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) 
[ 38.394197][ T459] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.394497][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.394782][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.395068][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.395358][ T459] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.395647][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.395938][ T459] __sys_sendmsg (net/socket.c:2700) 
[ 38.396211][ T459] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.396561][ T459] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.396851][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.397127][ T459] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.397407][ T459] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.397780][  T459] RIP: 0033:0x7f06a83ac1e7
[ 38.398073][ T459] 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)
[   38.399074][  T459] RSP: 002b:00007ffdcf520c88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.399503][  T459] RAX: ffffffffffffffda RBX: 00007ffdcf5213b0 RCX: 00007f06a83ac1e7
[   38.399919][  T459] RDX: 0000000000000000 RSI: 00007ffdcf520cf0 RDI: 0000000000000005
[   38.400336][  T459] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.400759][  T459] R10: 00007f06a82a9ee8 R11: 0000000000000246 R12: 0000000000000004
[   38.401179][  T459] R13: 00000000686e7600 R14: 0000000000499600 R15: 0000000000000000
| [   38.407811][  T459] ------------[ cut here ]------------
| [ 38.408195][ T459] WARNING: CPU: 0 PID: 459 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) 
| [   38.408879][  T459] Modules linked in: 8021q vrf veth
| [   38.409943][  T459] Tainted: [W]=WARN
[   38.410194][  T459] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.410636][ T459] 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) 
[ 38.410993][ T459] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   38.412221][  T459] RSP: 0018:ffffc90000a66db0 EFLAGS: 00010246
[   38.412652][  T459] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   38.413155][  T459] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   38.413687][  T459] RBP: ffffc90000a66e98 R08: 0000000000000000 R09: 0000000000000000
[   38.414199][  T459] R10: ffffc90000a66ec8 R11: ffff888008609000 R12: 1ffff9200014cdba
[   38.414712][  T459] R13: 0000000000000044 R14: ffffc90000a66ec8 R15: 00000000000005dc
[   38.415214][  T459] FS:  00007f06a81df800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   38.415845][  T459] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.416260][  T459] CR2: 00007f34c74fdb00 CR3: 0000000002aa0001 CR4: 0000000000772ef0
[   38.416773][  T459] PKRU: 55555554
[   38.417029][  T459] Call Trace:
[   38.417281][  T459]  <TASK>
[ 38.417462][ T459] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) 
[ 38.417825][ T459] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.418166][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.418533][ T459] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 38.418893][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.419240][ T459] netif_set_mtu (net/core/dev.c:9652) 
[ 38.419594][ T459] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 38.419925][ T459] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 38.420291][ T459] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 38.420597][ T459] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 38.420947][ T459] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 38.421284][ T459] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 38.421627][ T459] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 38.422047][ T459] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 38.422385][ T459] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 38.422758][ T459] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 38.423115][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.423454][ T459] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.423820][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.424160][ T459] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.424514][ T459] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.424868][ T459] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.425218][ T459] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.425576][ T459] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.426014][ T459] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.426360][ T459] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.426735][ T459] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.427107][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.427450][ T459] ? __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) 
[ 38.427798][ T459] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.428238][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.428589][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.428935][ T459] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.429277][ T459] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.429621][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.429956][ T459] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.430282][ T459] ? __create_object (mm/kmemleak.c:771) 
[ 38.430630][ T459] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.430985][ T459] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.431324][ T459] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.431759][ T459] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.432099][ T459] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.432442][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.432788][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.433140][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.433509][ T459] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.433870][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.434214][ T459] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.434559][ T459] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.434897][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.435244][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.435612][ T459] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.435947][ T459] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.436286][ T459] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.436647][ T459] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.436975][ T459] ? 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) 
[ 38.437305][ T459] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 38.437679][ T459] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.438010][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.438356][ T459] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.438700][ T459] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.439037][ T459] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.439372][ T459] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.439720][ T459] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.440066][ T459] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.440512][ T459] ___sys_sendmsg (net/socket.c:2670) 
[ 38.440861][ T459] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.441197][ T459] ? __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) 
[ 38.441648][ T459] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.441981][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.442324][ T459] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.442673][ T459] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.443009][ T459] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.443336][ T459] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.443688][ T459] __sys_sendmsg (net/socket.c:2700) 
[ 38.444042][ T459] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.444448][ T459] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.444827][ T459] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.445174][ T459] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.445565][ T459] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.445977][  T459] RIP: 0033:0x7f06a83ac1e7
[ 38.446333][ T459] 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)
[   38.447551][  T459] RSP: 002b:00007ffdcf520c88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.448079][  T459] RAX: ffffffffffffffda RBX: 00007ffdcf5213b0 RCX: 00007f06a83ac1e7
[   38.448586][  T459] RDX: 0000000000000000 RSI: 00007ffdcf520cf0 RDI: 0000000000000005
[   38.449087][  T459] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.449606][  T459] R10: 00007f06a82a9ee8 R11: 0000000000000246 R12: 0000000000000004
[   38.450120][  T459] R13: 00000000686e7600 R14: 0000000000499600 R15: 0000000000000000
| [   38.583988][  T460] ------------[ cut here ]------------
| [ 38.584352][ T460] WARNING: CPU: 2 PID: 460 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) 
| [   38.584957][  T460] Modules linked in: 8021q vrf veth
| [   38.585908][  T460] Tainted: [W]=WARN
[   38.586130][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.586507][ T460] 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) 
[ 38.586812][ T460] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   38.588214][  T460] RSP: 0018:ffffc90000b77140 EFLAGS: 00010246
[   38.588610][  T460] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   38.589042][  T460] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   38.589523][  T460] RBP: ffffc90000b77230 R08: ffff888004e53800 R09: 0000000000000000
[   38.589961][  T460] R10: ffffc90000b775c8 R11: ffffffff92250668 R12: 1ffff9200016ee2c
[   38.590393][  T460] R13: 00000000000005dc R14: ffffc90000b77880 R15: ffff888005133be0
[   38.590846][  T460] FS:  00007f23287e4800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   38.591385][  T460] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.591765][  T460] CR2: 00000000004e5aa8 CR3: 0000000004dfa001 CR4: 0000000000772ef0
[   38.592194][  T460] PKRU: 55555554
[   38.592416][  T460] Call Trace:
[   38.592649][  T460]  <TASK>
[ 38.592805][ T460] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.593106][ T460] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.593394][ T460] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.593730][ T460] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.594030][ T460] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.594323][ T460] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.594630][ T460] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.594931][ T460] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.595310][ T460] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.595628][ T460] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.595917][ T460] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.596211][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.596517][ T460] ? __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) 
[ 38.596809][ T460] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.597163][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.597458][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.597771][ T460] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.598061][ T460] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.598352][ T460] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.598659][ T460] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.598945][ T460] ? __create_object (mm/kmemleak.c:771) 
[ 38.599240][ T460] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.599543][ T460] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.599832][ T460] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.600196][ T460] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.600509][ T460] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.600805][ T460] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.601095][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.601389][ T460] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.601694][ T460] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.601984][ T460] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.602276][ T460] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.602584][ T460] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.602879][ T460] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.603173][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.603466][ T460] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.603771][ T460] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.604059][ T460] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.604360][ T460] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.604665][ T460] ? 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) 
[ 38.604957][ T460] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 38.605255][ T460] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.605559][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.605859][ T460] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.606155][ T460] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.606446][ T460] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.606770][ T460] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.607070][ T460] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.607357][ T460] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.607742][ T460] ___sys_sendmsg (net/socket.c:2670) 
[ 38.608030][ T460] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.608318][ T460] ? __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) 
[ 38.608688][ T460] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.608985][ T460] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.609278][ T460] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.609585][ T460] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.609879][ T460] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.610166][ T460] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.610466][ T460] __sys_sendmsg (net/socket.c:2700) 
[ 38.610772][ T460] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.611136][ T460] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.611436][ T460] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.611740][ T460] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.612034][ T460] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.612387][  T460] RIP: 0033:0x7f23289b11e7
[ 38.612710][ T460] 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)
[   38.613725][  T460] RSP: 002b:00007ffda6949f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.614165][  T460] RAX: ffffffffffffffda RBX: 00007ffda694a630 RCX: 00007f23289b11e7
[   38.614608][  T460] RDX: 0000000000000000 RSI: 00007ffda6949f70 RDI: 0000000000000005
[   38.615037][  T460] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.615501][  T460] R10: 00007f23288aeee8 R11: 0000000000000246 R12: 0000000000000004
[   38.615958][  T460] R13: 00000000686e7601 R14: 0000000000499600 R15: 0000000000000000
| [   38.906033][  T464] ------------[ cut here ]------------
| [ 38.906369][ T464] WARNING: CPU: 0 PID: 464 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) 
| [   38.907567][  T464] Modules linked in: 8021q vrf veth
| [   38.908459][  T464] Tainted: [W]=WARN
[   38.908686][  T464] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.909049][ T464] 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) 
[ 38.909348][ T464] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   38.910405][  T464] RSP: 0018:ffffc900007d7140 EFLAGS: 00010246
[   38.910784][  T464] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   38.911221][  T464] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   38.911662][  T464] RBP: ffffc900007d7230 R08: ffff888004d58800 R09: 0000000000000000
[   38.912096][  T464] R10: ffffc900007d75c8 R11: ffffffff92250668 R12: 1ffff920000fae2c
[   38.912539][  T464] R13: 0000000000000043 R14: ffffc900007d7880 R15: ffff8880133926e0
[   38.912976][  T464] FS:  00007f273317a800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   38.913474][  T464] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.913849][  T464] CR2: 00000000004e5aa8 CR3: 0000000002a1a001 CR4: 0000000000772ef0
[   38.914280][  T464] PKRU: 55555554
[   38.914509][  T464] Call Trace:
[   38.914724][  T464]  <TASK>
[ 38.914906][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.915206][ T464] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.915515][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.915810][ T464] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.916099][ T464] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.916389][ T464] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.916693][ T464] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.916992][ T464] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.917352][ T464] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.917666][ T464] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.917958][ T464] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.918249][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.918553][ T464] ? __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) 
[ 38.918845][ T464] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.919201][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.919504][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.919793][ T464] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.920083][ T464] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.920377][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.920676][ T464] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.920961][ T464] ? __create_object (mm/kmemleak.c:771) 
[ 38.921251][ T464] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.921552][ T464] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.921840][ T464] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.922198][ T464] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.922503][ T464] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.922794][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.923082][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.923377][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.923679][ T464] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.923974][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.924266][ T464] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.924560][ T464] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.924847][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.925140][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.925447][ T464] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.925745][ T464] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.926034][ T464] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.926334][ T464] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.926629][ T464] ? 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) 
[ 38.926916][ T464] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 38.927206][ T464] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.927510][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.927804][ T464] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.928095][ T464] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.928384][ T464] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.928725][ T464] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.929024][ T464] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.929310][ T464] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.929706][ T464] ___sys_sendmsg (net/socket.c:2670) 
[ 38.929994][ T464] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.930283][ T464] ? __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) 
[ 38.930660][ T464] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.930951][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.931243][ T464] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.931545][ T464] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.931832][ T464] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.932123][ T464] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.932423][ T464] __sys_sendmsg (net/socket.c:2700) 
[ 38.932718][ T464] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.933076][ T464] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.933375][ T464] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.933680][ T464] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.933969][ T464] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.934330][  T464] RIP: 0033:0x7f27333471e7
[ 38.934643][ T464] 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)
[   38.935686][  T464] RSP: 002b:00007ffd0d460c18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.936119][  T464] RAX: ffffffffffffffda RBX: 00007ffd0d461340 RCX: 00007f27333471e7
[   38.936571][  T464] RDX: 0000000000000000 RSI: 00007ffd0d460c80 RDI: 0000000000000005
[   38.937007][  T464] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.937436][  T464] R10: 00007f2733244ee8 R11: 0000000000000246 R12: 0000000000000004
[   38.937888][  T464] R13: 00000000686e7601 R14: 0000000000499600 R15: 0000000000000000
| [   39.075355][  T465] ------------[ cut here ]------------
| [ 39.075694][ T465] WARNING: CPU: 3 PID: 465 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) 
| [   39.076251][  T465] Modules linked in: 8021q vrf veth
| [   39.077108][  T465] Tainted: [W]=WARN
[   39.077316][  T465] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.077670][ T465] 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) 
[ 39.077957][ T465] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   39.078949][  T465] RSP: 0018:ffffc90000ae7140 EFLAGS: 00010246
[   39.079296][  T465] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   39.079718][  T465] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   39.080137][  T465] RBP: ffffc90000ae7230 R08: ffff888012e1a000 R09: 0000000000000000
[   39.080557][  T465] R10: ffffc90000ae75c8 R11: ffffffff92250668 R12: 1ffff9200015ce2c
[   39.080968][  T465] R13: 00000000000005dc R14: ffffc90000ae7880 R15: ffff888012bab860
[   39.081379][  T465] FS:  00007fab87cf1800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   39.081877][  T465] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.082224][  T465] CR2: 00000000004e5aa8 CR3: 0000000004ce5004 CR4: 0000000000772ef0
[   39.082646][  T465] PKRU: 55555554
[   39.082851][  T465] Call Trace:
[   39.083058][  T465]  <TASK>
[ 39.083198][ T465] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.083493][ T465] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.083767][ T465] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.084052][ T465] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.084325][ T465] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.084609][ T465] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.084890][ T465] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.085172][ T465] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.085538][ T465] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.085820][ T465] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.086093][ T465] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.086368][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.086654][ T465] ? __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) 
[ 39.086928][ T465] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.087266][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.087550][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.087831][ T465] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.088105][ T465] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.088381][ T465] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.088670][ T465] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.088950][ T465] ? __create_object (mm/kmemleak.c:771) 
[ 39.089225][ T465] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.089513][ T465] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.089790][ T465] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.090132][ T465] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.090413][ T465] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.090705][ T465] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.090979][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.091261][ T465] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.091543][ T465] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.091815][ T465] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.092096][ T465] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.092372][ T465] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.092658][ T465] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.092936][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.093212][ T465] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.093498][ T465] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.093776][ T465] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.094064][ T465] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.094340][ T465] ? 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) 
[ 39.094628][ T465] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.094907][ T465] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.095178][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.095466][ T465] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.095755][ T465] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.096029][ T465] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.096316][ T465] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.096606][ T465] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.096878][ T465] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.097230][ T465] ___sys_sendmsg (net/socket.c:2670) 
[ 39.097509][ T465] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.097782][ T465] ? __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) 
[ 39.098125][ T465] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.098410][ T465] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.098700][ T465] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.098981][ T465] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.099258][ T465] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.099562][ T465] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.099847][ T465] __sys_sendmsg (net/socket.c:2700) 
[ 39.100118][ T465] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.100460][ T465] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.100758][ T465] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.101033][ T465] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.101307][ T465] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.101663][  T465] RIP: 0033:0x7fab87ebe1e7
[ 39.101947][ T465] 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)
[   39.102951][  T465] RSP: 002b:00007ffd3cc1ca58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.103368][  T465] RAX: ffffffffffffffda RBX: 00007ffd3cc1d180 RCX: 00007fab87ebe1e7
[   39.103792][  T465] RDX: 0000000000000000 RSI: 00007ffd3cc1cac0 RDI: 0000000000000005
[   39.104203][  T465] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.104631][  T465] R10: 00007fab87dbbee8 R11: 0000000000000246 R12: 0000000000000004
[   39.105039][  T465] R13: 00000000686e7601 R14: 0000000000499600 R15: 0000000000000000
| [   39.953197][  T487] ------------[ cut here ]------------
| [ 39.953556][ T487] WARNING: CPU: 0 PID: 487 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) 
| [   39.954140][  T487] Modules linked in: 8021q vrf veth
| [   39.956146][  T487] Tainted: [W]=WARN
[   39.956367][  T487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.956728][ T487] 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) 
[ 39.957017][ T487] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   39.958014][  T487] RSP: 0018:ffffc90000b77140 EFLAGS: 00010246
[   39.958399][  T487] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   39.958842][  T487] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   39.959275][  T487] RBP: ffffc90000b77230 R08: ffff8880051ca000 R09: 0000000000000000
[   39.959707][  T487] R10: ffffc90000b775c8 R11: ffffffff92250668 R12: 1ffff9200016ee2c
[   39.960124][  T487] R13: 0000000000000044 R14: ffffc90000b77880 R15: ffff88800985ea60
[   39.960578][  T487] FS:  00007fc2991e6800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   39.961074][  T487] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.961432][  T487] CR2: 00000000004e5aa0 CR3: 000000000a268003 CR4: 0000000000772ef0
[   39.961865][  T487] PKRU: 55555554
[   39.962077][  T487] Call Trace:
[   39.962298][  T487]  <TASK>
[ 39.962440][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.962740][ T487] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.963019][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.963300][ T487] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.963588][ T487] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.963867][ T487] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.964167][ T487] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.964450][ T487] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.964809][ T487] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.965088][ T487] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.965396][ T487] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.965695][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.965996][ T487] ? __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) 
[ 39.966281][ T487] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.966649][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.966957][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.967251][ T487] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.967554][ T487] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.967854][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.968159][ T487] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.968451][ T487] ? __create_object (mm/kmemleak.c:771) 
[ 39.968773][ T487] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.969062][ T487] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.969345][ T487] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.969701][ T487] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.969985][ T487] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.970273][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.970576][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.970888][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.971165][ T487] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.971448][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.971742][ T487] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.972018][ T487] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.972306][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.972594][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.972892][ T487] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.973181][ T487] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.973461][ T487] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.973762][ T487] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.974054][ T487] ? 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) 
[ 39.974328][ T487] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 39.974629][ T487] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.974920][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.975201][ T487] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.975521][ T487] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.975811][ T487] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.976102][ T487] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.976392][ T487] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.976680][ T487] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.977050][ T487] ___sys_sendmsg (net/socket.c:2670) 
[ 39.977340][ T487] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.977632][ T487] ? __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) 
[ 39.977996][ T487] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.978277][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.978585][ T487] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.978877][ T487] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.979162][ T487] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.979452][ T487] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.979767][ T487] __sys_sendmsg (net/socket.c:2700) 
[ 39.980058][ T487] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.980424][ T487] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.980762][ T487] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.981039][ T487] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.981316][ T487] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.981698][  T487] RIP: 0033:0x7fc2993b31e7
[ 39.982005][ T487] 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)
[   39.983077][  T487] RSP: 002b:00007ffe1a96ad58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.983517][  T487] RAX: ffffffffffffffda RBX: 00007ffe1a96b480 RCX: 00007fc2993b31e7
[   39.983943][  T487] RDX: 0000000000000000 RSI: 00007ffe1a96adc0 RDI: 0000000000000005
[   39.984361][  T487] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.984779][  T487] R10: 00007fc2992b0ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.985197][  T487] R13: 00000000686e7602 R14: 0000000000499600 R15: 0000000000000000
| [   40.273913][  T491] ------------[ cut here ]------------
| [ 40.274229][ T491] WARNING: CPU: 0 PID: 491 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) 
| [   40.274800][  T491] Modules linked in: 8021q vrf veth
| [   40.275670][  T491] Tainted: [W]=WARN
[   40.275879][  T491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.276226][ T491] 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) 
[ 40.276522][ T491] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   40.277519][  T491] RSP: 0018:ffffc90000c27140 EFLAGS: 00010246
[   40.277867][  T491] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   40.278277][  T491] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   40.278718][  T491] RBP: ffffc90000c27230 R08: ffff888004eab800 R09: 0000000000000000
[   40.279145][  T491] R10: ffffc90000c275c8 R11: ffffffff92250668 R12: 1ffff92000184e2c
[   40.279590][  T491] R13: 0000000000000044 R14: ffffc90000c27880 R15: ffff88801314bbe0
[   40.280019][  T491] FS:  00007fde0582b800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   40.280526][  T491] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.280878][  T491] CR2: 00000000004e7370 CR3: 000000001297d003 CR4: 0000000000772ef0
[   40.281312][  T491] PKRU: 55555554
[   40.281528][  T491] Call Trace:
[   40.281734][  T491]  <TASK>
[ 40.281875][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.282160][ T491] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.282434][ T491] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.282719][ T491] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.282993][ T491] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.283265][ T491] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.283551][ T491] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.283838][ T491] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.284186][ T491] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.284460][ T491] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.284743][ T491] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.285023][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.285315][ T491] ? __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) 
[ 40.285601][ T491] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.285958][ T491] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.286234][ T491] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.286538][ T491] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.286825][ T491] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.287117][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.287407][ T491] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.287711][ T491] ? __create_object (mm/kmemleak.c:771) 
[ 40.288025][ T491] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.288305][ T491] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.288590][ T491] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.288950][ T491] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.289236][ T491] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.289556][ T491] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.289856][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.290142][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.290416][ T491] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.290709][ T491] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.290988][ T491] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.291258][ T491] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.291542][ T491] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.291822][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.292100][ T491] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.292378][ T491] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.292665][ T491] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.292959][ T491] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.293234][ T491] ? 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) 
[ 40.293515][ T491] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 40.293822][ T491] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.294100][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.294394][ T491] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.294699][ T491] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.294973][ T491] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.295289][ T491] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.295583][ T491] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.295870][ T491] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.296219][ T491] ___sys_sendmsg (net/socket.c:2670) 
[ 40.296518][ T491] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.296795][ T491] ? __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) 
[ 40.297155][ T491] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.297448][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.297746][ T491] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.298028][ T491] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.298327][ T491] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.298621][ T491] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.298904][ T491] __sys_sendmsg (net/socket.c:2700) 
[ 40.299178][ T491] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.299538][ T491] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.299840][ T491] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.300115][ T491] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.300418][ T491] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.300873][  T491] RIP: 0033:0x7fde059f81e7
[ 40.301183][ T491] 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)
[   40.302247][  T491] RSP: 002b:00007ffdf0c858a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.302671][  T491] RAX: ffffffffffffffda RBX: 00007ffdf0c85fd0 RCX: 00007fde059f81e7
[   40.303085][  T491] RDX: 0000000000000000 RSI: 00007ffdf0c85910 RDI: 0000000000000005
[   40.303504][  T491] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.303932][  T491] R10: 00007fde058f5ee8 R11: 0000000000000246 R12: 0000000000000004
[   40.304339][  T491] R13: 00000000686e7602 R14: 0000000000499600 R15: 0000000000000000
| [   40.568958][  T495] ------------[ cut here ]------------
| [ 40.569328][ T495] WARNING: CPU: 2 PID: 495 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) 
| [   40.569970][  T495] Modules linked in: 8021q vrf veth
| [   40.571715][  T495] Tainted: [W]=WARN
[   40.572062][  T495] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.572538][ T495] 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) 
[ 40.572846][ T495] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   40.573867][  T495] RSP: 0018:ffffc90000c37140 EFLAGS: 00010246
[   40.574328][  T495] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   40.574797][  T495] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   40.575345][  T495] RBP: ffffc90000c37230 R08: ffff8880150de800 R09: 0000000000000000
[   40.575913][  T495] R10: ffffc90000c375c8 R11: ffffffff92250668 R12: 1ffff92000186e2c
[   40.576546][  T495] R13: 0000000000000044 R14: ffffc90000c37880 R15: ffff888013149c60
[   40.577088][  T495] FS:  00007efdc8e28800(0000) GS:ffff8880a2db7000(0000) knlGS:0000000000000000
[   40.577722][  T495] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.578126][  T495] CR2: 00000000004e5aa8 CR3: 0000000012af5005 CR4: 0000000000772ef0
[   40.578679][  T495] PKRU: 55555554
[   40.578996][  T495] Call Trace:
[   40.579230][  T495]  <TASK>
[ 40.579422][ T495] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.579843][ T495] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.580236][ T495] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.580669][ T495] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.581015][ T495] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.581524][ T495] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.581874][ T495] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.582170][ T495] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.582561][ T495] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.582859][ T495] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.583168][ T495] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.583558][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.583922][ T495] ? __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) 
[ 40.584299][ T495] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.584949][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.585465][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.585981][ T495] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.586463][ T495] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.586968][ T495] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.587470][ T495] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.587977][ T495] ? __create_object (mm/kmemleak.c:771) 
[ 40.588499][ T495] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.589018][ T495] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.589543][ T495] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.590169][ T495] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.590726][ T495] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.591252][ T495] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.591776][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.592301][ T495] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.592827][ T495] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.593330][ T495] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.593845][ T495] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.594241][ T495] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.594639][ T495] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.594989][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.595393][ T495] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.595788][ T495] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.596081][ T495] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.596415][ T495] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.596802][ T495] ? 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) 
[ 40.597159][ T495] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 40.597542][ T495] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.597838][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.598130][ T495] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.598528][ T495] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.598826][ T495] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.599123][ T495] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.599435][ T495] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.599735][ T495] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.600098][ T495] ___sys_sendmsg (net/socket.c:2670) 
[ 40.600415][ T495] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.600715][ T495] ? __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) 
[ 40.601070][ T495] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.601393][ T495] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.601764][ T495] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.602064][ T495] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.602428][ T495] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.602728][ T495] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.603025][ T495] __sys_sendmsg (net/socket.c:2700) 
[ 40.603307][ T495] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.603735][ T495] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.604083][ T495] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.604408][ T495] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.604713][ T495] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.605075][  T495] RIP: 0033:0x7efdc8ff51e7
[ 40.605575][ T495] 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)
[   40.606711][  T495] RSP: 002b:00007ffc565a1e38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.607230][  T495] RAX: ffffffffffffffda RBX: 00007ffc565a2560 RCX: 00007efdc8ff51e7
[   40.607745][  T495] RDX: 0000000000000000 RSI: 00007ffc565a1ea0 RDI: 0000000000000005
[   40.608256][  T495] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.608801][  T495] R10: 00007efdc8ef2ee8 R11: 0000000000000246 R12: 0000000000000004
[   40.609263][  T495] R13: 00000000686e7603 R14: 0000000000499600 R15: 0000000000000000
| [   40.910796][  T499] ------------[ cut here ]------------
| [ 40.911162][ T499] WARNING: CPU: 3 PID: 499 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) 
| [   40.911796][  T499] Modules linked in: 8021q vrf veth
| [   40.912766][  T499] Tainted: [W]=WARN
[   40.913005][  T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.913388][ T499] 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) 
[ 40.914491][ T499] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   40.915621][  T499] RSP: 0018:ffffc90000c37140 EFLAGS: 00010246
[   40.916010][  T499] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   40.916465][  T499] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   40.916928][  T499] RBP: ffffc90000c37230 R08: ffff888004cf2000 R09: 0000000000000000
[   40.917385][  T499] R10: ffffc90000c375c8 R11: ffffffff92250668 R12: 1ffff92000186e2c
[   40.917855][  T499] R13: 0000000000000044 R14: ffffc90000c37880 R15: ffff8880051311e0
[   40.918310][  T499] FS:  00007ff028d54800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   40.918848][  T499] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.919234][  T499] CR2: 00000000004e7378 CR3: 000000000282d001 CR4: 0000000000772ef0
[   40.919705][  T499] PKRU: 55555554
[   40.919934][  T499] Call Trace:
[   40.920165][  T499]  <TASK>
[ 40.920322][ T499] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.920646][ T499] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.920952][ T499] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.921260][ T499] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.921578][ T499] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.921891][ T499] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.922202][ T499] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.922522][ T499] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.922911][ T499] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.923218][ T499] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.923530][ T499] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.923836][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.924149][ T499] ? __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) 
[ 40.924452][ T499] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.924842][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.925149][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.925462][ T499] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.925777][ T499] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.926083][ T499] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.926390][ T499] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.926700][ T499] ? __create_object (mm/kmemleak.c:771) 
[ 40.927010][ T499] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.927315][ T499] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.927646][ T499] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.928030][ T499] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.928342][ T499] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.928660][ T499] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.928970][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.929280][ T499] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.929593][ T499] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.929897][ T499] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.930203][ T499] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.930515][ T499] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.930824][ T499] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.931131][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.931445][ T499] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.931761][ T499] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.932069][ T499] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.932387][ T499] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.932701][ T499] ? 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) 
[ 40.933010][ T499] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 40.933322][ T499] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.933641][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.933948][ T499] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.934261][ T499] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.934575][ T499] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.934889][ T499] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.935200][ T499] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.935521][ T499] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.935916][ T499] ___sys_sendmsg (net/socket.c:2670) 
[ 40.936222][ T499] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.936537][ T499] ? __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) 
[ 40.936918][ T499] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.937225][ T499] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.937543][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.937856][ T499] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.938165][ T499] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.938470][ T499] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.938795][ T499] __sys_sendmsg (net/socket.c:2700) 
[ 40.939098][ T499] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.939472][ T499] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.939800][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.940103][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.940414][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.940814][  T499] RIP: 0033:0x7ff028f211e7
[ 40.941132][ T499] 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)
[   40.942229][  T499] RSP: 002b:00007ffe1e51a1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.942709][  T499] RAX: ffffffffffffffda RBX: 00007ffe1e51a8f0 RCX: 00007ff028f211e7
[   40.943174][  T499] RDX: 0000000000000000 RSI: 00007ffe1e51a230 RDI: 0000000000000005
[   40.943638][  T499] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.944096][  T499] R10: 00007ff028e1eee8 R11: 0000000000000246 R12: 0000000000000004
[   40.944560][  T499] R13: 00000000686e7603 R14: 0000000000499600 R15: 0000000000000000
| [   42.395246][  T504] ------------[ cut here ]------------
| [ 42.395727][ T504] WARNING: CPU: 0 PID: 504 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) 
| [   42.396555][  T504] Modules linked in: 8021q vrf veth
| [   42.397890][  T504] Tainted: [W]=WARN
[   42.398240][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.398797][ T504] 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) 
[ 42.399259][ T504] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   42.401314][  T504] RSP: 0018:ffffc90000c57140 EFLAGS: 00010246
[   42.401897][  T504] RAX: 0000000000000000 RBX: ffff88800a124000 RCX: 0000000000000001
[   42.402557][  T504] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   42.403196][  T504] RBP: ffffc90000c57230 R08: ffff888002a9d000 R09: 0000000000000000
[   42.403836][  T504] R10: ffffc90000c575c8 R11: ffffffff92250668 R12: 1ffff9200018ae2c
[   42.404501][  T504] R13: 0000000000000044 R14: ffffc90000c57880 R15: ffff888012ba9fe0
[   42.405144][  T504] FS:  00007fd1dc877800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   42.405920][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.406458][  T504] CR2: 00000000004e7370 CR3: 0000000009fd1003 CR4: 0000000000772ef0
[   42.407103][  T504] PKRU: 55555554
[   42.407423][  T504] Call Trace:
[   42.407741][  T504]  <TASK>
[ 42.407971][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.408393][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.408820][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.409256][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.409741][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.410173][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.410620][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.411057][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.411624][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.412060][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.412507][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.412951][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.413392][ T504] ? __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) 
[ 42.413854][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.414384][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.414818][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.415255][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.415712][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.416148][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.416598][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.417043][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 42.417504][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.417937][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.418367][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.418919][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.419362][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.419823][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.420256][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.420727][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.421173][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.421640][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.422096][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.422569][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.423034][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.423514][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.423982][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.424434][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.424911][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.425358][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.425823][ T504] ? 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) 
[ 42.426286][ T504] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.426774][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.427257][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.427708][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.428167][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.428634][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.429104][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.429568][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.430001][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.430601][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 42.431042][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.431465][ T504] ? __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) 
[ 42.432014][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.432425][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.432885][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.433336][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.433783][ T504] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.434243][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.434721][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 42.435173][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.435758][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.436240][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.436701][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.437164][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.437743][  T504] RIP: 0033:0x7fd1dca441e7
[ 42.438208][ T504] 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)
[   42.439865][  T504] RSP: 002b:00007ffc778a7ef8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.440581][  T504] RAX: ffffffffffffffda RBX: 00007ffc778a8620 RCX: 00007fd1dca441e7
[   42.441258][  T504] RDX: 0000000000000000 RSI: 00007ffc778a7f60 RDI: 0000000000000005
[   42.441972][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.442668][  T504] R10: 00007fd1dc941ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.443308][  T504] R13: 00000000686e7604 R14: 0000000000499600 R15: 0000000000000000
| [   42.572843][  T505] ------------[ cut here ]------------
| [ 42.573168][ T505] WARNING: CPU: 0 PID: 505 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) 
| [   42.573759][  T505] Modules linked in: 8021q vrf veth
| [   42.574646][  T505] Tainted: [W]=WARN
[   42.574868][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.575225][ T505] 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) 
[ 42.576316][ T505] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   42.577358][  T505] RSP: 0018:ffffc90000c67140 EFLAGS: 00010246
[   42.577729][  T505] RAX: 0000000000000000 RBX: ffff888009021000 RCX: 0000000000000001
[   42.578162][  T505] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   42.578604][  T505] RBP: ffffc90000c67230 R08: ffff888004da5000 R09: 0000000000000000
[   42.579035][  T505] R10: ffffc90000c675c8 R11: ffffffff92250668 R12: 1ffff9200018ce2c
[   42.579463][  T505] R13: 00000000000005dc R14: ffffc90000c67880 R15: ffff888012ba9c60
[   42.579905][  T505] FS:  00007f65097ff800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   42.580416][  T505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.580787][  T505] CR2: 00000000004e5aa0 CR3: 0000000005122004 CR4: 0000000000772ef0
[   42.581223][  T505] PKRU: 55555554
[   42.581438][  T505] Call Trace:
[   42.581662][  T505]  <TASK>
[ 42.581808][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.582105][ T505] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.582396][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.582696][ T505] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.582988][ T505] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.583275][ T505] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.583578][ T505] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.583872][ T505] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.584251][ T505] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.584549][ T505] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.584837][ T505] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.585129][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.585438][ T505] ? __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) 
[ 42.585754][ T505] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.586115][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.586414][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.586709][ T505] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.587000][ T505] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.587291][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.587595][ T505] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.587881][ T505] ? __create_object (mm/kmemleak.c:771) 
[ 42.588173][ T505] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.588466][ T505] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.588772][ T505] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.589133][ T505] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.589429][ T505] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.589731][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.590020][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.590317][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.590620][ T505] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.590909][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.591198][ T505] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.591506][ T505] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.591796][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.592087][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.592380][ T505] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.592679][ T505] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.592968][ T505] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.593272][ T505] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.593570][ T505] ? 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) 
[ 42.593863][ T505] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.594158][ T505] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.594446][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.594750][ T505] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.595044][ T505] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.595349][ T505] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.595657][ T505] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.595951][ T505] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.596238][ T505] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.596622][ T505] ___sys_sendmsg (net/socket.c:2670) 
[ 42.596910][ T505] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.597197][ T505] ? __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) 
[ 42.597572][ T505] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.597865][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.598157][ T505] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.598451][ T505] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.598754][ T505] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.599041][ T505] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.599338][ T505] __sys_sendmsg (net/socket.c:2700) 
[ 42.599637][ T505] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.599995][ T505] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.600296][ T505] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.600599][ T505] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.600890][ T505] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.601245][  T505] RIP: 0033:0x7f65099cc1e7
[ 42.601559][ T505] 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)
[   42.602599][  T505] RSP: 002b:00007ffeb6018218 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.603032][  T505] RAX: ffffffffffffffda RBX: 00007ffeb6018940 RCX: 00007f65099cc1e7
[   42.603464][  T505] RDX: 0000000000000000 RSI: 00007ffeb6018280 RDI: 0000000000000005
[   42.603908][  T505] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.604340][  T505] R10: 00007f65098c9ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.604782][  T505] R13: 00000000686e7605 R14: 0000000000499600 R15: 0000000000000000
| [   42.732502][  T506] ------------[ cut here ]------------
| [ 42.732830][ T506] WARNING: CPU: 0 PID: 506 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) 
| [   42.733409][  T506] Modules linked in: 8021q vrf veth
| [   42.734302][  T506] Tainted: [W]=WARN
[   42.734534][  T506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.734895][ T506] 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) 
[ 42.735192][ T506] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   42.736255][  T506] RSP: 0018:ffffc90000c77140 EFLAGS: 00010246
[   42.736630][  T506] RAX: 0000000000000000 RBX: ffff888008611000 RCX: 0000000000000001
[   42.737073][  T506] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   42.737519][  T506] RBP: ffffc90000c77230 R08: ffff88800a130800 R09: 0000000000000000
[   42.737949][  T506] R10: ffffc90000c775c8 R11: ffffffff92250668 R12: 1ffff9200018ee2c
[   42.738383][  T506] R13: 0000000000000044 R14: ffffc90000c77880 R15: ffff888012ba8ae0
[   42.738825][  T506] FS:  00007f6a6ae6d800(0000) GS:ffff8880a2cb7000(0000) knlGS:0000000000000000
[   42.739330][  T506] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.739704][  T506] CR2: 00000000004e7378 CR3: 0000000012c38005 CR4: 0000000000772ef0
[   42.740140][  T506] PKRU: 55555554
[   42.740360][  T506] Call Trace:
[   42.740587][  T506]  <TASK>
[ 42.740734][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.741034][ T506] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.741325][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.741630][ T506] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.741922][ T506] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.742215][ T506] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.742537][ T506] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.742836][ T506] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.743202][ T506] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.743508][ T506] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.743795][ T506] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.744094][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.744391][ T506] ? __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) 
[ 42.744696][ T506] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.745061][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.745372][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.745673][ T506] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.745961][ T506] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.746252][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.746555][ T506] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.746846][ T506] ? __create_object (mm/kmemleak.c:771) 
[ 42.747137][ T506] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.747430][ T506] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.747729][ T506] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.748090][ T506] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.748394][ T506] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.748697][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.748987][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.749284][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.749585][ T506] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.749877][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.750173][ T506] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.750466][ T506] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.750770][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.751064][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.751359][ T506] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.751662][ T506] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.751953][ T506] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.752254][ T506] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.752556][ T506] ? 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) 
[ 42.752851][ T506] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.753146][ T506] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.753437][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.753743][ T506] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.754039][ T506] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.754325][ T506] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.754632][ T506] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.754927][ T506] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.755216][ T506] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.755624][ T506] ___sys_sendmsg (net/socket.c:2670) 
[ 42.755912][ T506] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.756202][ T506] ? __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) 
[ 42.756573][ T506] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.756862][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.757149][ T506] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.757442][ T506] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.757745][ T506] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.758037][ T506] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.758341][ T506] __sys_sendmsg (net/socket.c:2700) 
[ 42.758645][ T506] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.759003][ T506] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.759306][ T506] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.759608][ T506] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.759898][ T506] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.760255][  T506] RIP: 0033:0x7f6a6b03a1e7
[ 42.760565][ T506] 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)
[   42.761609][  T506] RSP: 002b:00007ffe468ab238 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.762050][  T506] RAX: ffffffffffffffda RBX: 00007ffe468ab960 RCX: 00007f6a6b03a1e7
[   42.762510][  T506] RDX: 0000000000000000 RSI: 00007ffe468ab2a0 RDI: 0000000000000005
[   42.762943][  T506] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.763374][  T506] R10: 00007f6a6af37ee8 R11: 0000000000000246 R12: 0000000000000004
[   42.763822][  T506] R13: 00000000686e7605 R14: 0000000000499600 R15: 0000000000000000
| [   42.923198][  T507] ------------[ cut here ]------------
| [ 42.923785][ T507] WARNING: CPU: 3 PID: 507 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) 
| [   42.924357][  T507] Modules linked in: 8021q vrf veth
| [   42.925222][  T507] Tainted: [W]=WARN
[   42.925446][  T507] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.925803][ T507] 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) 
[ 42.926094][ T507] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 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 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  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
[   42.927123][  T507] RSP: 0018:ffffc90000c87140 EFLAGS: 00010246
[   42.927490][  T507] RAX: 0000000000000000 RBX: ffff888008609000 RCX: 0000000000000001
[   42.927917][  T507] RDX: 0000000000000000 RSI: ffffffff9149b939 RDI: ffffffff90c555e0
[   42.928364][  T507] RBP: ffffc90000c87230 R08: ffff888012b9d000 R09: 0000000000000000
[   42.928813][  T507] R10: ffffc90000c875c8 R11: ffffffff92250668 R12: 1ffff92000190e2c
[   42.929247][  T507] R13: 00000000000005dc R14: ffffc90000c87880 R15: ffff888012bab160
[   42.929666][  T507] FS:  00007f774e45e800(0000) GS:ffff8880a2e37000(0000) knlGS:0000000000000000
[   42.930166][  T507] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.930523][  T507] CR2: 00000000004e5aa8 CR3: 0000000012b55003 CR4: 0000000000772ef0
[   42.930940][  T507] PKRU: 55555554
[   42.931151][  T507] Call Trace:
[   42.931359][  T507]  <TASK>
[ 42.931509][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.931795][ T507] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.932082][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.932364][ T507] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.932649][ T507] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.932932][ T507] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.933214][ T507] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.933510][ T507] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.933871][ T507] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.934151][ T507] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.934433][ T507] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.934726][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.935011][ T507] ? __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) 
[ 42.935302][ T507] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.935661][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.935946][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.936224][ T507] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.936508][ T507] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.936790][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.937065][ T507] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.937338][ T507] ? __create_object (mm/kmemleak.c:771) 
[ 42.937628][ T507] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.937919][ T507] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.938205][ T507] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.938560][ T507] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.938851][ T507] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.939135][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.939414][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.939709][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.939988][ T507] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.940261][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.940557][ T507] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.940842][ T507] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.941122][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.941406][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.941696][ T507] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.941979][ T507] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.942256][ T507] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.942559][ T507] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.942841][ T507] ? 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) 
[ 42.943120][ T507] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 42.943404][ T507] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.943691][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.943983][ T507] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.944265][ T507] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.944557][ T507] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.944851][ T507] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.945134][ T507] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.945420][ T507] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.945788][ T507] ___sys_sendmsg (net/socket.c:2670) 
[ 42.946070][ T507] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.946347][ T507] ? __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) 
[ 42.946710][ T507] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.946992][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.947274][ T507] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.947574][ T507] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.947855][ T507] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 42.948132][ T507] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.948416][ T507] __sys_sendmsg (net/socket.c:2700) 
[ 42.948700][ T507] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.949057][ T507] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.949346][ T507] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.949638][ T507] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.949918][ T507] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.950261][  T507] RIP: 0033:0x7f774e62b1e7
[ 42.950559][ T507] 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)
[   42.951568][  T507] RSP: 002b:00007fffe0cb1968 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.951991][  T507] RAX: ffffffffffffffda RBX: 00007fffe0cb2090 RCX: 00007f774e62b1e7
[   42.952405][  T507] RDX: 0000000000000000 RSI: 00007fffe0cb19d0 RDI: 0000000000000005
[   42.952838][  T507] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.953255][  T507] R10: 00007f774e528ee8 R11: 0000000000000246 R12: 0000000000000004


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:vlan_device_event:notifier_call_chain
netif_set_mtu_ext:rtnl_newlink:rtnetlink_rcv_msg:netlink_rcv_skb:netlink_unicast