======================================
| xx__-> [   16.477971][  T277] 8021q: 802.1Q VLAN Support v1.8
| [   26.615634][  T334] ------------[ cut here ]------------
| [ 26.616167][ T334] WARNING: CPU: 2 PID: 334 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) 
| [   26.616771][  T334] Modules linked in: 8021q vrf veth
[   26.617700][  T334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.618654][ T334] 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) 
[ 26.619007][ T334] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   26.620089][  T334] RSP: 0018:ffffc90000757140 EFLAGS: 00010246
[   26.620484][  T334] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   26.620957][  T334] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   26.621438][  T334] RBP: ffffc90000757230 R08: ffff88800500d000 R09: 0000000000000000
[   26.621903][  T334] R10: ffffc900007575c8 R11: ffffffffa0650668 R12: 1ffff920000eae2c
[   26.622362][  T334] R13: 000000000000ffff R14: ffffc90000757880 R15: ffff8880020ed560
[   26.622825][  T334] FS:  00007f806b1db800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   26.623353][  T334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.623733][  T334] CR2: 00000000004e5aa0 CR3: 0000000005720004 CR4: 0000000000772ef0
[   26.624201][  T334] PKRU: 55555554
[   26.624440][  T334] Call Trace:
[   26.624676][  T334]  <TASK>
[ 26.624856][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.625178][ T334] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.625493][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.625816][ T334] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.626427][ T334] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.626739][ T334] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.627061][ T334] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.627381][ T334] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.627768][ T334] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.628090][ T334] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.628392][ T334] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.628700][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.629021][ T334] ? __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) 
[ 26.629333][ T334] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.629707][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.630026][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.630331][ T334] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.630648][ T334] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.630967][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.631273][ T334] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.631599][ T334] ? __create_object (mm/kmemleak.c:771) 
[ 26.631929][ T334] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.632244][ T334] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.632548][ T334] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.632936][ T334] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.633248][ T334] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.633559][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.633877][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.634191][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.634501][ T334] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.634824][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.635129][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.635443][ T334] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.635755][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.636080][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.636389][ T334] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.636692][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.637012][ T334] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.637354][ T334] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.637674][ T334] ? 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) 
[ 26.637994][ T334] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.638306][ T334] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.638613][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.638941][ T334] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.639257][ T334] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.639563][ T334] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.639898][ T334] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.640209][ T334] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.640510][ T334] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.640912][ T334] ___sys_sendmsg (net/socket.c:2670) 
[ 26.641217][ T334] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.641518][ T334] ? __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) 
[ 26.641928][ T334] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.642242][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.642554][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.642878][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.643181][ T334] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.643484][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.643805][ T334] __sys_sendmsg (net/socket.c:2700) 
[ 26.644106][ T334] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.644475][ T334] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.644811][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.645115][ T334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.645420][ T334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.645817][  T334] RIP: 0033:0x7f806b3a81e7
[ 26.646138][ T334] 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)
[   26.647206][  T334] RSP: 002b:00007ffe59afc418 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.647663][  T334] RAX: ffffffffffffffda RBX: 00007ffe59afcb40 RCX: 00007f806b3a81e7
[   26.648136][  T334] RDX: 0000000000000000 RSI: 00007ffe59afc480 RDI: 0000000000000005
[   26.648746][  T334] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.649577][  T334] R10: 00007f806b2a5ee8 R11: 0000000000000246 R12: 0000000000000004
[   26.650284][  T334] R13: 00000000686e16a4 R14: 0000000000499600 R15: 0000000000000000
| [   26.772505][  T335] ------------[ cut here ]------------
| [ 26.773281][ T335] WARNING: CPU: 2 PID: 335 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) 
| [   26.773897][  T335] Modules linked in: 8021q vrf veth
| [   26.774847][  T335] Tainted: [W]=WARN
[   26.775089][  T335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.775478][ T335] 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) 
[ 26.775808][ T335] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   26.776880][  T335] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   26.777262][  T335] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   26.777712][  T335] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   26.778171][  T335] RBP: ffffc90000817230 R08: ffff88800a7b3800 R09: 0000000000000000
[   26.778615][  T335] R10: ffffc900008175c8 R11: ffffffffa0650668 R12: 1ffff92000102e2c
[   26.779077][  T335] R13: 00000000000005dc R14: ffffc90000817880 R15: ffff8880020ecae0
[   26.779520][  T335] FS:  00007fd925fd4800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   26.780054][  T335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.780437][  T335] CR2: 00000000004e5aa0 CR3: 00000000028bc005 CR4: 0000000000772ef0
[   26.780905][  T335] PKRU: 55555554
[   26.781141][  T335] Call Trace:
[   26.781372][  T335]  <TASK>
[ 26.781532][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.781853][ T335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.782175][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.782492][ T335] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 26.782808][ T335] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 26.783122][ T335] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 26.783425][ T335] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 26.783736][ T335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.784127][ T335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.784428][ T335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.784715][ T335] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.785019][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.785327][ T335] ? __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) 
[ 26.785636][ T335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.786026][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.786343][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.786645][ T335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.786956][ T335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.787261][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.787574][ T335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.787901][ T335] ? __create_object (mm/kmemleak.c:771) 
[ 26.788209][ T335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.788513][ T335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.788813][ T335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.789167][ T335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.789464][ T335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.789756][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.790067][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.790360][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.790646][ T335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.790943][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.791242][ T335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.791543][ T335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.791856][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.792159][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.792448][ T335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.792735][ T335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.793031][ T335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.793332][ T335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.793617][ T335] ? 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) 
[ 26.793916][ T335] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.794213][ T335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.794500][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.794798][ T335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.795095][ T335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.795401][ T335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.795731][ T335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.796045][ T335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.796347][ T335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.796737][ T335] ___sys_sendmsg (net/socket.c:2670) 
[ 26.797049][ T335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.797337][ T335] ? __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) 
[ 26.797700][ T335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.798000][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.798294][ T335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.798600][ T335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.798921][ T335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.799221][ T335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.799531][ T335] __sys_sendmsg (net/socket.c:2700) 
[ 26.799861][ T335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.800240][ T335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.800554][ T335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.800934][ T335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.801478][ T335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.802162][  T335] RIP: 0033:0x7fd9261a11e7
[ 26.802613][ T335] 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)
[   26.803677][  T335] RSP: 002b:00007ffc79e1fd08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.804155][  T335] RAX: ffffffffffffffda RBX: 00007ffc79e20430 RCX: 00007fd9261a11e7
[   26.804604][  T335] RDX: 0000000000000000 RSI: 00007ffc79e1fd70 RDI: 0000000000000005
[   26.805067][  T335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   26.805546][  T335] R10: 00007fd92609eee8 R11: 0000000000000246 R12: 0000000000000004
[   26.806025][  T335] R13: 00000000686e16a4 R14: 0000000000499600 R15: 0000000000000000
| [   27.059200][  T339] ------------[ cut here ]------------
| [ 27.059563][ T339] WARNING: CPU: 2 PID: 339 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) 
| [   27.060314][  T339] Modules linked in: 8021q vrf veth
| [   27.061244][  T339] Tainted: [W]=WARN
[   27.061479][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.061859][ T339] 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) 
[ 27.062159][ T339] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   27.063154][  T339] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   27.063510][  T339] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   27.063947][  T339] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   27.064390][  T339] RBP: ffffc90000817230 R08: ffff88800502e800 R09: 0000000000000000
[   27.064820][  T339] R10: ffffc900008175c8 R11: ffffffffa0650668 R12: 1ffff92000102e2c
[   27.065245][  T339] R13: 0000000000010000 R14: ffffc90000817880 R15: ffff8880020eea60
[   27.065683][  T339] FS:  00007fb51288a800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   27.066188][  T339] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.066551][  T339] CR2: 00000000004e5aa0 CR3: 000000000be2a003 CR4: 0000000000772ef0
[   27.066989][  T339] PKRU: 55555554
[   27.067217][  T339] Call Trace:
[   27.067441][  T339]  <TASK>
[ 27.067597][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.067901][ T339] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.068197][ T339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.068490][ T339] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.068788][ T339] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.069083][ T339] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.069378][ T339] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.069682][ T339] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.070055][ T339] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.070346][ T339] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.070635][ T339] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.070936][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.071233][ T339] ? __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) 
[ 27.071529][ T339] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.071892][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.072187][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.072473][ T339] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.072762][ T339] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.073065][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.073359][ T339] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.073657][ T339] ? __create_object (mm/kmemleak.c:771) 
[ 27.074197][ T339] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.074672][ T339] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.074976][ T339] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.075336][ T339] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.075645][ T339] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.075953][ T339] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.076243][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.076535][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.076845][ T339] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.077133][ T339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.077426][ T339] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.077712][ T339] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.078015][ T339] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.078307][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.078601][ T339] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.078906][ T339] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.079200][ T339] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.079499][ T339] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.079793][ T339] ? 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) 
[ 27.080087][ T339] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.080379][ T339] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.080665][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.080971][ T339] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.081269][ T339] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.081555][ T339] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.081861][ T339] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.082153][ T339] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.082439][ T339] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.082810][ T339] ___sys_sendmsg (net/socket.c:2670) 
[ 27.083104][ T339] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.083409][ T339] ? __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) 
[ 27.083767][ T339] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.084074][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.084367][ T339] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.084657][ T339] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.084960][ T339] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.085257][ T339] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.085564][ T339] __sys_sendmsg (net/socket.c:2700) 
[ 27.085867][ T339] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.086224][ T339] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.086524][ T339] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.086823][ T339] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.087117][ T339] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.087472][  T339] RIP: 0033:0x7fb512a571e7
[ 27.087773][ T339] 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)
[   27.088772][  T339] RSP: 002b:00007ffc0e087e18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.089246][  T339] RAX: ffffffffffffffda RBX: 00007ffc0e088540 RCX: 00007fb512a571e7
[   27.089700][  T339] RDX: 0000000000000000 RSI: 00007ffc0e087e80 RDI: 0000000000000005
[   27.090158][  T339] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.090602][  T339] R10: 00007fb512954ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.091035][  T339] R13: 00000000686e16a4 R14: 0000000000499600 R15: 0000000000000000
| [   27.218748][  T340] ------------[ cut here ]------------
| [ 27.219382][ T340] WARNING: CPU: 2 PID: 340 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) 
| [   27.219961][  T340] Modules linked in: 8021q vrf veth
| [   27.220848][  T340] Tainted: [W]=WARN
[   27.221072][  T340] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.221435][ T340] 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) 
[ 27.221733][ T340] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   27.222736][  T340] RSP: 0018:ffffc90000807140 EFLAGS: 00010246
[   27.223119][  T340] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   27.223545][  T340] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   27.223982][  T340] RBP: ffffc90000807230 R08: ffff88801c55a000 R09: 0000000000000000
[   27.224412][  T340] R10: ffffc900008075c8 R11: ffffffffa0650668 R12: 1ffff92000100e2c
[   27.224844][  T340] R13: 00000000000005dc R14: ffffc90000807880 R15: ffff88800b57b4e0
[   27.225278][  T340] FS:  00007ff703571800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   27.225798][  T340] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.226163][  T340] CR2: 00000000004e5aa0 CR3: 00000000020d6005 CR4: 0000000000772ef0
[   27.226862][  T340] PKRU: 55555554
[   27.227088][  T340] Call Trace:
[   27.227318][  T340]  <TASK>
[ 27.227472][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.227768][ T340] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.228073][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.228364][ T340] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.228652][ T340] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.228948][ T340] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.229262][ T340] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.229571][ T340] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.229948][ T340] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.230235][ T340] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.230523][ T340] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.230823][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.231119][ T340] ? __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) 
[ 27.231417][ T340] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.231773][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.232081][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.232381][ T340] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.232666][ T340] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.232965][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.233251][ T340] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.233539][ T340] ? __create_object (mm/kmemleak.c:771) 
[ 27.233878][ T340] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.234176][ T340] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.234461][ T340] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.234829][ T340] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.235134][ T340] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.235425][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.235721][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.236038][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.236328][ T340] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.236612][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.236915][ T340] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.237207][ T340] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.237496][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.237798][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.238091][ T340] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.238380][ T340] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.238667][ T340] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.238982][ T340] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.239272][ T340] ? 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) 
[ 27.239578][ T340] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.239887][ T340] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.240174][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.240475][ T340] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.240762][ T340] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.241066][ T340] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.241363][ T340] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.241656][ T340] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.241953][ T340] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.242318][ T340] ___sys_sendmsg (net/socket.c:2670) 
[ 27.242607][ T340] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.242915][ T340] ? __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) 
[ 27.243279][ T340] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.243571][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.243872][ T340] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.244167][ T340] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.244453][ T340] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.244745][ T340] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.245067][ T340] __sys_sendmsg (net/socket.c:2700) 
[ 27.245350][ T340] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.245716][ T340] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.246027][ T340] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.246315][ T340] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.246605][ T340] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.246984][  T340] RIP: 0033:0x7ff70373e1e7
[ 27.247286][ T340] 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)
[   27.248286][  T340] RSP: 002b:00007fff328582d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.248717][  T340] RAX: ffffffffffffffda RBX: 00007fff32858a00 RCX: 00007ff70373e1e7
[   27.249164][  T340] RDX: 0000000000000000 RSI: 00007fff32858340 RDI: 0000000000000005
[   27.249591][  T340] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.250021][  T340] R10: 00007ff70363bee8 R11: 0000000000000246 R12: 0000000000000004
[   27.250445][  T340] R13: 00000000686e16a5 R14: 0000000000499600 R15: 0000000000000000
| [   27.667672][  T347] ------------[ cut here ]------------
| [ 27.668448][ T347] WARNING: CPU: 3 PID: 347 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) 
| [   27.669054][  T347] Modules linked in: 8021q vrf veth
| [   27.669950][  T347] Tainted: [W]=WARN
[   27.670169][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.670531][ T347] 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) 
[ 27.670837][ T347] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   27.671908][  T347] RSP: 0018:ffffc90000827140 EFLAGS: 00010246
[   27.672273][  T347] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   27.672704][  T347] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   27.673148][  T347] RBP: ffffc90000827230 R08: ffff888009335000 R09: 0000000000000000
[   27.673581][  T347] R10: ffffc900008275c8 R11: ffffffffa0650668 R12: 1ffff92000104e2c
[   27.674020][  T347] R13: 000000000000ffff R14: ffffc90000827880 R15: ffff88800b57aa60
[   27.674454][  T347] FS:  00007f5c82d2b800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   27.674971][  T347] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.675334][  T347] CR2: 00000000004e5aa8 CR3: 000000000dc03001 CR4: 0000000000772ef0
[   27.675789][  T347] PKRU: 55555554
[   27.676007][  T347] Call Trace:
[   27.676222][  T347]  <TASK>
[ 27.676370][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.676666][ T347] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.676987][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.677283][ T347] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.677574][ T347] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.677875][ T347] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.678167][ T347] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.678464][ T347] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.678844][ T347] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.679132][ T347] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.679416][ T347] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.679708][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.680009][ T347] ? __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) 
[ 27.680296][ T347] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.680652][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.680950][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.681237][ T347] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.681522][ T347] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.681825][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.682114][ T347] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.682398][ T347] ? __create_object (mm/kmemleak.c:771) 
[ 27.682701][ T347] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.683004][ T347] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.683301][ T347] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.683663][ T347] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.683978][ T347] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.684274][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.684560][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.684871][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.685175][ T347] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.685470][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.685770][ T347] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.686074][ T347] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.686366][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.686662][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.686982][ T347] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.687273][ T347] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.687562][ T347] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.687880][ T347] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.688170][ T347] ? 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) 
[ 27.688460][ T347] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.688752][ T347] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.689050][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.689347][ T347] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.689637][ T347] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.689942][ T347] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.690241][ T347] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.690536][ T347] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.690831][ T347] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.691246][ T347] ___sys_sendmsg (net/socket.c:2670) 
[ 27.691698][ T347] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.692180][ T347] ? __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) 
[ 27.692756][ T347] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.693262][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.693771][ T347] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.694298][ T347] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.694819][ T347] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.695320][ T347] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.695865][ T347] __sys_sendmsg (net/socket.c:2700) 
[ 27.696355][ T347] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.697001][ T347] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.697531][ T347] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.698048][ T347] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.698563][ T347] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.699198][  T347] RIP: 0033:0x7f5c82ef81e7
[ 27.699716][ T347] 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)
[   27.701245][  T347] RSP: 002b:00007fff3d55c4f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.701691][  T347] RAX: ffffffffffffffda RBX: 00007fff3d55cc20 RCX: 00007f5c82ef81e7
[   27.702183][  T347] RDX: 0000000000000000 RSI: 00007fff3d55c560 RDI: 0000000000000005
[   27.702629][  T347] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.703080][  T347] R10: 00007f5c82df5ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.703517][  T347] R13: 00000000686e16a5 R14: 0000000000499600 R15: 0000000000000000
| [   27.818562][  T348] ------------[ cut here ]------------
| [ 27.819180][ T348] WARNING: CPU: 2 PID: 348 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) 
| [   27.819755][  T348] Modules linked in: 8021q vrf veth
| [   27.820662][  T348] Tainted: [W]=WARN
[   27.820905][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.821267][ T348] 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) 
[ 27.821568][ T348] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   27.822582][  T348] RSP: 0018:ffffc90000817140 EFLAGS: 00010246
[   27.822959][  T348] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   27.823387][  T348] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   27.823820][  T348] RBP: ffffc90000817230 R08: ffff8880061c5000 R09: 0000000000000000
[   27.824247][  T348] R10: ffffc900008175c8 R11: ffffffffa0650668 R12: 1ffff92000102e2c
[   27.824676][  T348] R13: 00000000000005dc R14: ffffc90000817880 R15: ffff88800b578760
[   27.825109][  T348] FS:  00007f72c4e6f800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   27.825615][  T348] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.825985][  T348] CR2: 00000000004e5aa8 CR3: 0000000009a24003 CR4: 0000000000772ef0
[   27.826417][  T348] PKRU: 55555554
[   27.826640][  T348] Call Trace:
[   27.826868][  T348]  <TASK>
[ 27.827026][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.827322][ T348] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.827614][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.827917][ T348] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 27.828211][ T348] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 27.828503][ T348] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 27.828817][ T348] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 27.829114][ T348] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.829476][ T348] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.829766][ T348] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.830064][ T348] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.830357][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.830660][ T348] ? __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) 
[ 27.830959][ T348] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.831312][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.831602][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.831896][ T348] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.832183][ T348] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.832476][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.832767][ T348] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.833069][ T348] ? __create_object (mm/kmemleak.c:771) 
[ 27.833363][ T348] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.833652][ T348] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.833957][ T348] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.834311][ T348] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.834658][ T348] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.834968][ T348] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.835263][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.835567][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.835873][ T348] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.836173][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.836472][ T348] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.836764][ T348] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.837081][ T348] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.837384][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.837696][ T348] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.838004][ T348] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.838299][ T348] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.838611][ T348] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.838915][ T348] ? 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) 
[ 27.839205][ T348] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.839501][ T348] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.839821][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.840115][ T348] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.840416][ T348] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.840714][ T348] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.841042][ T348] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.841337][ T348] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.841623][ T348] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.842006][ T348] ___sys_sendmsg (net/socket.c:2670) 
[ 27.842291][ T348] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.842580][ T348] ? __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) 
[ 27.842973][ T348] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.843272][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.843564][ T348] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.843876][ T348] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.844172][ T348] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.844464][ T348] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.844765][ T348] __sys_sendmsg (net/socket.c:2700) 
[ 27.845069][ T348] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.845444][ T348] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.845752][ T348] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.846057][ T348] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.846354][ T348] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.846725][  T348] RIP: 0033:0x7f72c503c1e7
[ 27.847041][ T348] 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)
[   27.848060][  T348] RSP: 002b:00007ffc814cb998 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.848498][  T348] RAX: ffffffffffffffda RBX: 00007ffc814cc0c0 RCX: 00007f72c503c1e7
[   27.848951][  T348] RDX: 0000000000000000 RSI: 00007ffc814cba00 RDI: 0000000000000005
[   27.849385][  T348] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   27.849839][  T348] R10: 00007f72c4f39ee8 R11: 0000000000000246 R12: 0000000000000004
[   27.850286][  T348] R13: 00000000686e16a5 R14: 0000000000499600 R15: 0000000000000000
| [   28.151284][  T352] ------------[ cut here ]------------
| [ 28.151616][ T352] WARNING: CPU: 1 PID: 352 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) 
| [   28.152216][  T352] Modules linked in: 8021q vrf veth
| [   28.153126][  T352] Tainted: [W]=WARN
[   28.153347][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.153708][ T352] 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) 
[ 28.154023][ T352] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   28.155067][  T352] RSP: 0018:ffffc90000527140 EFLAGS: 00010246
[   28.155447][  T352] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   28.155910][  T352] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   28.156348][  T352] RBP: ffffc90000527230 R08: ffff88800513b800 R09: 0000000000000000
[   28.157245][  T352] R10: ffffc900005275c8 R11: ffffffffa0650668 R12: 1ffff920000a4e2c
[   28.157687][  T352] R13: 0000000000010000 R14: ffffc90000527880 R15: ffff88800a53dfe0
[   28.158133][  T352] FS:  00007f655a51a800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   28.158641][  T352] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.159012][  T352] CR2: 00000000004e5aa8 CR3: 0000000008bc0004 CR4: 0000000000772ef0
[   28.159445][  T352] PKRU: 55555554
[   28.159657][  T352] Call Trace:
[   28.159893][  T352]  <TASK>
[ 28.160048][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.160339][ T352] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.160627][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.160930][ T352] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.161219][ T352] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.161507][ T352] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.161812][ T352] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.162104][ T352] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.162497][ T352] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.162772][ T352] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.163069][ T352] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.163352][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.163631][ T352] ? __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) 
[ 28.163930][ T352] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.164277][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.164560][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.164845][ T352] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.165126][ T352] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.165403][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.165697][ T352] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.165985][ T352] ? __create_object (mm/kmemleak.c:771) 
[ 28.166268][ T352] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.166544][ T352] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.166829][ T352] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.167181][ T352] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.167464][ T352] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.167743][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.168040][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.168331][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.168612][ T352] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.168898][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.169180][ T352] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.169454][ T352] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.169732][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.170021][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.170302][ T352] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.170586][ T352] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.170874][ T352] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.171162][ T352] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.171437][ T352] ? 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) 
[ 28.171716][ T352] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 28.172035][ T352] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.172321][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.172601][ T352] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.172896][ T352] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.173172][ T352] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.173460][ T352] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.173736][ T352] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.174019][ T352] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.174373][ T352] ___sys_sendmsg (net/socket.c:2670) 
[ 28.174657][ T352] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.174945][ T352] ? __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) 
[ 28.175287][ T352] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.175621][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.175934][ T352] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.176231][ T352] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.176521][ T352] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.176836][ T352] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.177139][ T352] __sys_sendmsg (net/socket.c:2700) 
[ 28.177427][ T352] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.177803][ T352] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.178108][ T352] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.178400][ T352] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.178692][ T352] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.179061][  T352] RIP: 0033:0x7f655a6e71e7
[ 28.179367][ T352] 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)
[   28.180410][  T352] RSP: 002b:00007ffcaf4e27d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.180866][  T352] RAX: ffffffffffffffda RBX: 00007ffcaf4e2f00 RCX: 00007f655a6e71e7
[   28.181310][  T352] RDX: 0000000000000000 RSI: 00007ffcaf4e2840 RDI: 0000000000000005
[   28.181741][  T352] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.182182][  T352] R10: 00007f655a5e4ee8 R11: 0000000000000246 R12: 0000000000000004
[   28.182614][  T352] R13: 00000000686e16a5 R14: 0000000000499600 R15: 0000000000000000
| [   28.299520][  T353] ------------[ cut here ]------------
| [ 28.300202][ T353] WARNING: CPU: 2 PID: 353 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) 
| [   28.300761][  T353] Modules linked in: 8021q vrf veth
| [   28.301644][  T353] Tainted: [W]=WARN
[   28.301882][  T353] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 28.302248][ T353] 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) 
[ 28.302554][ T353] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   28.303591][  T353] RSP: 0018:ffffc90000527140 EFLAGS: 00010246
[   28.303983][  T353] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   28.304412][  T353] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   28.304844][  T353] RBP: ffffc90000527230 R08: ffff88800928a000 R09: 0000000000000000
[   28.305269][  T353] R10: ffffc900005275c8 R11: ffffffffa0650668 R12: 1ffff920000a4e2c
[   28.305701][  T353] R13: 00000000000005dc R14: ffffc90000527880 R15: ffff88800a53ede0
[   28.306142][  T353] FS:  00007f306b79d800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   28.306640][  T353] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   28.307006][  T353] CR2: 00000000004e5aa8 CR3: 000000000c48c001 CR4: 0000000000772ef0
[   28.307433][  T353] PKRU: 55555554
[   28.307651][  T353] Call Trace:
[   28.307879][  T353]  <TASK>
[ 28.308032][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.308333][ T353] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 28.308618][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.308921][ T353] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 28.309208][ T353] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 28.309497][ T353] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 28.309797][ T353] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 28.310095][ T353] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 28.310464][ T353] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 28.310751][ T353] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 28.311057][ T353] ? __kernel_text_address (kernel/extable.c:79) 
[ 28.311347][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.311639][ T353] ? __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) 
[ 28.311937][ T353] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 28.312292][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.312586][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.312885][ T353] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 28.313170][ T353] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 28.313463][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.313796][ T353] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 28.314083][ T353] ? __create_object (mm/kmemleak.c:771) 
[ 28.314372][ T353] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 28.314662][ T353] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 28.314965][ T353] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 28.315319][ T353] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 28.315619][ T353] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 28.315928][ T353] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.316215][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.316511][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.316807][ T353] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 28.317099][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.317385][ T353] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 28.317672][ T353] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 28.317974][ T353] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.318269][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.318561][ T353] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 28.318863][ T353] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 28.319152][ T353] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 28.319454][ T353] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 28.319739][ T353] ? 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) 
[ 28.320044][ T353] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 28.320338][ T353] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 28.320621][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.320926][ T353] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 28.321217][ T353] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 28.321510][ T353] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 28.321814][ T353] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 28.322107][ T353] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 28.322393][ T353] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 28.322760][ T353] ___sys_sendmsg (net/socket.c:2670) 
[ 28.323073][ T353] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 28.323364][ T353] ? __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) 
[ 28.323726][ T353] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 28.324026][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.324316][ T353] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 28.324616][ T353] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 28.324913][ T353] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 28.325200][ T353] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 28.325506][ T353] __sys_sendmsg (net/socket.c:2700) 
[ 28.325820][ T353] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 28.326180][ T353] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 28.326480][ T353] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 28.326768][ T353] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 28.327070][ T353] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.327421][  T353] RIP: 0033:0x7f306b96a1e7
[ 28.327721][ T353] 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)
[   28.328764][  T353] RSP: 002b:00007ffcfa380558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.329208][  T353] RAX: ffffffffffffffda RBX: 00007ffcfa380c80 RCX: 00007f306b96a1e7
[   28.329638][  T353] RDX: 0000000000000000 RSI: 00007ffcfa3805c0 RDI: 0000000000000005
[   28.330096][  T353] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   28.330519][  T353] R10: 00007f306b867ee8 R11: 0000000000000246 R12: 0000000000000004
[   28.330954][  T353] R13: 00000000686e16a6 R14: 0000000000499600 R15: 0000000000000000
| [   29.200047][  T375] ------------[ cut here ]------------
| [ 29.200361][ T375] WARNING: CPU: 0 PID: 375 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) 
| [   29.202517][  T375] Modules linked in: 8021q vrf veth
| [   29.203497][  T375] Tainted: [W]=WARN
[   29.203711][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.204085][ T375] 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) 
[ 29.204378][ T375] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   29.205368][  T375] RSP: 0018:ffffc900008d7140 EFLAGS: 00010246
[   29.205733][  T375] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   29.206149][  T375] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   29.206562][  T375] RBP: ffffc900008d7230 R08: ffff88800c7bb800 R09: 0000000000000000
[   29.206993][  T375] R10: ffffc900008d75c8 R11: ffffffffa0650668 R12: 1ffff9200011ae2c
[   29.207407][  T375] R13: 000000000000ffff R14: ffffc900008d7880 R15: ffff8880052cc060
[   29.207832][  T375] FS:  00007fa6df31a800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   29.208310][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.208657][  T375] CR2: 00000000004e5aa0 CR3: 000000000bdad004 CR4: 0000000000772ef0
[   29.209087][  T375] PKRU: 55555554
[   29.209296][  T375] Call Trace:
[   29.209505][  T375]  <TASK>
[ 29.209645][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.209934][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.210207][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.210487][ T375] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.210760][ T375] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.211052][ T375] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.211333][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.211615][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.211999][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.212278][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.212560][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.212847][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.213131][ T375] ? __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) 
[ 29.213408][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.213748][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.214035][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.214315][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.214589][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.214873][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.215154][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.215424][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 29.215711][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.215997][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.216273][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.216612][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.216901][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.217184][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.217464][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.217743][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.218053][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.218327][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.218603][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.218885][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.219160][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.219443][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.219722][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.220005][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.220281][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.220567][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.220849][ T375] ? 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) 
[ 29.221125][ T375] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.221408][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.221682][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.221972][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.222253][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.222527][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.222823][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.223113][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.223385][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.223745][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 29.224034][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.224310][ T375] ? __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) 
[ 29.224651][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.224937][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.225213][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.225501][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.225794][ T375] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.226069][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.226349][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 29.226623][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.226971][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.227257][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.227535][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.227831][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.228178][  T375] RIP: 0033:0x7fa6df4e71e7
[ 29.228464][ T375] 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)
[   29.229449][  T375] RSP: 002b:00007ffd7895b488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.229876][  T375] RAX: ffffffffffffffda RBX: 00007ffd7895bbb0 RCX: 00007fa6df4e71e7
[   29.230289][  T375] RDX: 0000000000000000 RSI: 00007ffd7895b4f0 RDI: 0000000000000005
[   29.230698][  T375] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.231117][  T375] R10: 00007fa6df3e4ee8 R11: 0000000000000246 R12: 0000000000000004
[   29.231533][  T375] R13: 00000000686e16a6 R14: 0000000000499600 R15: 0000000000000000
| [   29.480844][  T379] ------------[ cut here ]------------
| [ 29.481175][ T379] WARNING: CPU: 3 PID: 379 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) 
| [   29.481744][  T379] Modules linked in: 8021q vrf veth
| [   29.483725][  T379] Tainted: [W]=WARN
[   29.483945][  T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.484287][ T379] 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) 
[ 29.484569][ T379] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   29.485585][  T379] RSP: 0018:ffffc900008f7140 EFLAGS: 00010246
[   29.485943][  T379] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   29.486361][  T379] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   29.486775][  T379] RBP: ffffc900008f7230 R08: ffff88800b7da000 R09: 0000000000000000
[   29.487201][  T379] R10: ffffc900008f75c8 R11: ffffffffa0650668 R12: 1ffff9200011ee2c
[   29.487619][  T379] R13: 000000000000ffff R14: ffffc900008f7880 R15: ffff8880052cede0
[   29.488040][  T379] FS:  00007fb292d2d800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   29.488523][  T379] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.488886][  T379] CR2: 00000000004e7370 CR3: 000000000e148006 CR4: 0000000000772ef0
[   29.489303][  T379] PKRU: 55555554
[   29.489508][  T379] Call Trace:
[   29.489717][  T379]  <TASK>
[ 29.489866][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.490148][ T379] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.490424][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.490707][ T379] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.490992][ T379] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.491267][ T379] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.491545][ T379] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.491839][ T379] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.492187][ T379] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.492459][ T379] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.492740][ T379] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.493036][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.493315][ T379] ? __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) 
[ 29.493590][ T379] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.493938][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.494220][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.494492][ T379] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.494767][ T379] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.495053][ T379] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.495327][ T379] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.495628][ T379] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.495911][ T379] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.496250][ T379] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.496530][ T379] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.496817][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.497093][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.497376][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.497652][ T379] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.497933][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.498213][ T379] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.498489][ T379] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.498770][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.499056][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.499340][ T379] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.499623][ T379] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.499910][ T379] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.500194][ T379] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.500466][ T379] ? 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) 
[ 29.500743][ T379] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.501034][ T379] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.501312][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.501594][ T379] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.501880][ T379] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.502154][ T379] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.502437][ T379] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.502716][ T379] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.502998][ T379] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.503351][ T379] ___sys_sendmsg (net/socket.c:2670) 
[ 29.503627][ T379] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.503908][ T379] ? __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) 
[ 29.504256][ T379] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.504533][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.504829][ T379] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.505112][ T379] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.505397][ T379] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.505683][ T379] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.505972][ T379] __sys_sendmsg (net/socket.c:2700) 
[ 29.506251][ T379] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.506589][ T379] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.506884][ T379] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.507161][ T379] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.507437][ T379] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.507800][  T379] RIP: 0033:0x7fb292efa1e7
[ 29.508084][ T379] 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)
[   29.509072][  T379] RSP: 002b:00007ffc2014f6b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.509486][  T379] RAX: ffffffffffffffda RBX: 00007ffc2014fde0 RCX: 00007fb292efa1e7
[   29.509907][  T379] RDX: 0000000000000000 RSI: 00007ffc2014f720 RDI: 0000000000000005
[   29.510331][  T379] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.510740][  T379] R10: 00007fb292df7ee8 R11: 0000000000000246 R12: 0000000000000004
[   29.511157][  T379] R13: 00000000686e16a7 R14: 0000000000499600 R15: 0000000000000000
| [   29.773098][  T383] ------------[ cut here ]------------
| [ 29.773464][ T383] WARNING: CPU: 2 PID: 383 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) 
| [   29.774402][  T383] Modules linked in: 8021q vrf veth
| [   29.775344][  T383] Tainted: [W]=WARN
[   29.775602][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 29.775991][ T383] 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) 
[ 29.776312][ T383] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   29.777381][  T383] RSP: 0018:ffffc900008e7140 EFLAGS: 00010246
[   29.777786][  T383] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   29.778242][  T383] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   29.778695][  T383] RBP: ffffc900008e7230 R08: ffff88800509e800 R09: 0000000000000000
[   29.779154][  T383] R10: ffffc900008e75c8 R11: ffffffffa0650668 R12: 1ffff9200011ce2c
[   29.779610][  T383] R13: 000000000000ffff R14: ffffc900008e7880 R15: ffff88801c71cae0
[   29.780078][  T383] FS:  00007f0065736800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   29.780599][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   29.780995][  T383] CR2: 00000000004e5aa8 CR3: 0000000008efa005 CR4: 0000000000772ef0
[   29.781451][  T383] PKRU: 55555554
[   29.781682][  T383] Call Trace:
[   29.781930][  T383]  <TASK>
[ 29.782091][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.782398][ T383] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 29.782701][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.783017][ T383] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 29.783325][ T383] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 29.783628][ T383] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 29.783959][ T383] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 29.784272][ T383] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 29.784655][ T383] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 29.784968][ T383] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 29.785273][ T383] ? __kernel_text_address (kernel/extable.c:79) 
[ 29.785590][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.785907][ T383] ? __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) 
[ 29.786219][ T383] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 29.786594][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.786914][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.787219][ T383] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 29.787522][ T383] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 29.787841][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.788147][ T383] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 29.788450][ T383] ? __create_object (mm/kmemleak.c:771) 
[ 29.788764][ T383] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 29.789084][ T383] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 29.789387][ T383] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 29.789756][ T383] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 29.790080][ T383] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 29.790389][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.790692][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.791017][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.791324][ T383] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 29.791621][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.791938][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 29.792243][ T383] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 29.792548][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.792864][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.793172][ T383] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 29.793481][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 29.793797][ T383] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 29.794109][ T383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 29.794409][ T383] ? 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) 
[ 29.794713][ T383] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 29.795034][ T383] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 29.795336][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.795656][ T383] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 29.795980][ T383] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 29.796287][ T383] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 29.796594][ T383] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 29.796913][ T383] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 29.797213][ T383] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 29.797594][ T383] ___sys_sendmsg (net/socket.c:2670) 
[ 29.797912][ T383] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 29.798214][ T383] ? __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) 
[ 29.798587][ T383] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 29.798917][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.799249][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 29.799559][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 29.799883][ T383] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 29.800191][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 29.800504][ T383] __sys_sendmsg (net/socket.c:2700) 
[ 29.800819][ T383] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 29.801194][ T383] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 29.801508][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 29.801827][ T383] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 29.802134][ T383] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   29.802511][  T383] RIP: 0033:0x7f00659031e7
[ 29.802835][ T383] 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)
[   29.803891][  T383] RSP: 002b:00007ffc59499708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   29.804343][  T383] RAX: ffffffffffffffda RBX: 00007ffc59499e30 RCX: 00007f00659031e7
[   29.804812][  T383] RDX: 0000000000000000 RSI: 00007ffc59499770 RDI: 0000000000000005
[   29.805259][  T383] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   29.805715][  T383] R10: 00007f0065800ee8 R11: 0000000000000246 R12: 0000000000000004
[   29.806174][  T383] R13: 00000000686e16a7 R14: 0000000000499600 R15: 0000000000000000
| [   30.045069][  T387] ------------[ cut here ]------------
| [ 30.045377][ T387] WARNING: CPU: 0 PID: 387 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) 
| [   30.046333][  T387] Modules linked in: 8021q vrf veth
| [   30.047185][  T387] Tainted: [W]=WARN
[   30.047398][  T387] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 30.047746][ T387] 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) 
[ 30.048037][ T387] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   30.049019][  T387] RSP: 0018:ffffc90000917140 EFLAGS: 00010246
[   30.049372][  T387] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   30.049794][  T387] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   30.050204][  T387] RBP: ffffc90000917230 R08: ffff88800a498800 R09: 0000000000000000
[   30.050610][  T387] R10: ffffc900009175c8 R11: ffffffffa0650668 R12: 1ffff92000122e2c
[   30.051032][  T387] R13: 000000000000ffff R14: ffffc90000917880 R15: ffff88801c71dfe0
[   30.051440][  T387] FS:  00007f4408162800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   30.051924][  T387] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   30.052268][  T387] CR2: 00000000004e7378 CR3: 0000000004efc002 CR4: 0000000000772ef0
[   30.052685][  T387] PKRU: 55555554
[   30.052899][  T387] Call Trace:
[   30.053103][  T387]  <TASK>
[ 30.053242][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.053529][ T387] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 30.053808][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.054086][ T387] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 30.054360][ T387] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 30.054634][ T387] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 30.054930][ T387] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 30.055210][ T387] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 30.055564][ T387] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 30.055847][ T387] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 30.056120][ T387] ? __kernel_text_address (kernel/extable.c:79) 
[ 30.056398][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.056683][ T387] ? __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) 
[ 30.056972][ T387] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 30.057313][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.057590][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.057870][ T387] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 30.058142][ T387] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 30.058417][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.058692][ T387] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 30.059017][ T387] ? __create_object (mm/kmemleak.c:771) 
[ 30.059296][ T387] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 30.059572][ T387] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 30.059854][ T387] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 30.060197][ T387] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 30.060481][ T387] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 30.060759][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.061048][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.061328][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.061617][ T387] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 30.061896][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.062172][ T387] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 30.062446][ T387] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 30.062721][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.063010][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.063295][ T387] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 30.063572][ T387] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 30.063857][ T387] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 30.064142][ T387] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 30.064415][ T387] ? 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) 
[ 30.064690][ T387] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 30.064976][ T387] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 30.065255][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.065550][ T387] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 30.065839][ T387] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 30.066115][ T387] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 30.066397][ T387] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 30.066671][ T387] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 30.066952][ T387] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 30.067312][ T387] ___sys_sendmsg (net/socket.c:2670) 
[ 30.067582][ T387] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 30.067863][ T387] ? __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) 
[ 30.068211][ T387] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 30.068487][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.068761][ T387] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 30.069047][ T387] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 30.069327][ T387] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 30.069602][ T387] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 30.069890][ T387] __sys_sendmsg (net/socket.c:2700) 
[ 30.070162][ T387] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 30.070500][ T387] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 30.070803][ T387] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 30.071079][ T387] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 30.071354][ T387] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   30.071694][  T387] RIP: 0033:0x7f440832f1e7
[ 30.071985][ T387] 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)
[   30.072969][  T387] RSP: 002b:00007ffcb6a29058 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   30.073391][  T387] RAX: ffffffffffffffda RBX: 00007ffcb6a29780 RCX: 00007f440832f1e7
[   30.073807][  T387] RDX: 0000000000000000 RSI: 00007ffcb6a290c0 RDI: 0000000000000005
[   30.074220][  T387] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   30.074626][  T387] R10: 00007f440822cee8 R11: 0000000000000246 R12: 0000000000000004
[   30.075049][  T387] R13: 00000000686e16a7 R14: 0000000000499600 R15: 0000000000000000
| [   32.797849][  T396] ------------[ cut here ]------------
| [ 32.798162][ T396] WARNING: CPU: 0 PID: 396 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) 
| [   32.798709][  T396] Modules linked in: 8021q vrf veth
| [   32.799580][  T396] Tainted: [W]=WARN
[   32.799811][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.800159][ T396] 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) 
[ 32.800446][ T396] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   32.801948][  T396] RSP: 0018:ffffc900006a7140 EFLAGS: 00010246
[   32.802300][  T396] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   32.802713][  T396] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   32.803134][  T396] RBP: ffffc900006a7230 R08: ffff88800a6e0800 R09: 0000000000000000
[   32.803547][  T396] R10: ffffc900006a75c8 R11: ffffffffa0650668 R12: 1ffff920000d4e2c
[   32.803977][  T396] R13: 00000000000005dc R14: ffffc900006a7880 R15: ffff8880052cf4e0
[   32.804390][  T396] FS:  00007f41b84af800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   32.804876][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.805227][  T396] CR2: 00000000004e7370 CR3: 000000000b71e005 CR4: 0000000000772ef0
[   32.805662][  T396] PKRU: 55555554
[   32.805876][  T396] Call Trace:
[   32.806087][  T396]  <TASK>
[ 32.806230][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.806515][ T396] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.806799][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.807082][ T396] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 32.807358][ T396] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 32.807633][ T396] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 32.807933][ T396] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 32.808221][ T396] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.808568][ T396] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.808854][ T396] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.809130][ T396] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.809411][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.809691][ T396] ? __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) 
[ 32.809981][ T396] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.810322][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.810598][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.810879][ T396] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.811156][ T396] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.811435][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.811710][ T396] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.812003][ T396] ? __create_object (mm/kmemleak.c:771) 
[ 32.812285][ T396] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.812561][ T396] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.812846][ T396] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.813191][ T396] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.813471][ T396] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.813749][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.814036][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.814315][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.814591][ T396] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.814875][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.815153][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.815426][ T396] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.815713][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.816020][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.816301][ T396] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.816576][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.816861][ T396] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.817150][ T396] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.817421][ T396] ? 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) 
[ 32.817695][ T396] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.817981][ T396] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.818254][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.818536][ T396] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.818836][ T396] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.819110][ T396] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.819393][ T396] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.819675][ T396] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.819967][ T396] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.820320][ T396] ___sys_sendmsg (net/socket.c:2670) 
[ 32.820593][ T396] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.820882][ T396] ? __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) 
[ 32.821224][ T396] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.821499][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.821785][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.822070][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.822347][ T396] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.822622][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.822915][ T396] __sys_sendmsg (net/socket.c:2700) 
[ 32.823190][ T396] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.823529][ T396] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.823835][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.824209][ T396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.824494][ T396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.824843][  T396] RIP: 0033:0x7f41b867c1e7
[ 32.825127][ T396] 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)
[   32.826147][  T396] RSP: 002b:00007ffcb18f9538 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.826563][  T396] RAX: ffffffffffffffda RBX: 00007ffcb18f9c60 RCX: 00007f41b867c1e7
[   32.826981][  T396] RDX: 0000000000000000 RSI: 00007ffcb18f95a0 RDI: 0000000000000005
[   32.827396][  T396] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   32.827820][  T396] R10: 00007f41b8579ee8 R11: 0000000000000246 R12: 0000000000000004
[   32.828231][  T396] R13: 00000000686e16aa R14: 0000000000499600 R15: 0000000000000000
| [   32.985382][  T397] ------------[ cut here ]------------
| [ 32.985953][ T397] WARNING: CPU: 3 PID: 397 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) 
| [   32.986912][  T397] Modules linked in: 8021q vrf veth
| [   32.988403][  T397] Tainted: [W]=WARN
[   32.988887][  T397] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.989501][ T397] 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) 
[ 32.990030][ T397] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   32.991769][  T397] RSP: 0018:ffffc90000927140 EFLAGS: 00010246
[   32.992402][  T397] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   32.993155][  T397] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   32.993910][  T397] RBP: ffffc90000927230 R08: ffff888008f3a000 R09: 0000000000000000
[   32.994627][  T397] R10: ffffc900009275c8 R11: ffffffffa0650668 R12: 1ffff92000124e2c
[   32.995385][  T397] R13: 00000000000005dc R14: ffffc90000927880 R15: ffff8880052cd1e0
[   32.996145][  T397] FS:  00007f4457dbb800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   32.997008][  T397] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.997627][  T397] CR2: 00000000004e5aa0 CR3: 000000000949f003 CR4: 0000000000772ef0
[   32.998376][  T397] PKRU: 55555554
[   32.998752][  T397] Call Trace:
[   32.999129][  T397]  <TASK>
[ 32.999380][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.999896][ T397] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.000370][ T397] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.000881][ T397] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.001372][ T397] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.001883][ T397] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.002386][ T397] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.002902][ T397] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.003518][ T397] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.004024][ T397] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.004498][ T397] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.005012][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.005522][ T397] ? __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) 
[ 33.006045][ T397] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.006638][ T397] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.007141][ T397] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.007623][ T397] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.008119][ T397] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.008606][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.009107][ T397] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.009580][ T397] ? __create_object (mm/kmemleak.c:771) 
[ 33.010056][ T397] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.010544][ T397] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.011031][ T397] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.011627][ T397] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.012144][ T397] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.012647][ T397] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.013148][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.013659][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.014168][ T397] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.014637][ T397] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.015148][ T397] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.015696][ T397] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.016045][ T397] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.016371][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.016706][ T397] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.017037][ T397] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.017441][ T397] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.017762][ T397] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.018055][ T397] ? 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) 
[ 33.018338][ T397] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.018622][ T397] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.018918][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.019201][ T397] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.019482][ T397] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.019758][ T397] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.020051][ T397] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.020335][ T397] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.020612][ T397] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.020981][ T397] ___sys_sendmsg (net/socket.c:2670) 
[ 33.021257][ T397] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.021535][ T397] ? __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) 
[ 33.021890][ T397] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.022170][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.022448][ T397] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.022729][ T397] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.023016][ T397] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.023295][ T397] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.023582][ T397] __sys_sendmsg (net/socket.c:2700) 
[ 33.023862][ T397] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.024204][ T397] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.024490][ T397] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.024767][ T397] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.025056][ T397] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.025398][  T397] RIP: 0033:0x7f4457f881e7
[ 33.025699][ T397] 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)
[   33.026686][  T397] RSP: 002b:00007fff44522f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.027121][  T397] RAX: ffffffffffffffda RBX: 00007fff44523630 RCX: 00007f4457f881e7
[   33.027533][  T397] RDX: 0000000000000000 RSI: 00007fff44522f70 RDI: 0000000000000005
[   33.027951][  T397] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.028360][  T397] R10: 00007f4457e85ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.028771][  T397] R13: 00000000686e16aa R14: 0000000000499600 R15: 0000000000000000
| [   33.167240][  T398] ------------[ cut here ]------------
| [ 33.167554][ T398] WARNING: CPU: 1 PID: 398 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) 
| [   33.168104][  T398] Modules linked in: 8021q vrf veth
| [   33.170106][  T398] Tainted: [W]=WARN
[   33.170318][  T398] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.170662][ T398] 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) 
[ 33.170953][ T398] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   33.171952][  T398] RSP: 0018:ffffc90000937140 EFLAGS: 00010246
[   33.172297][  T398] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   33.172706][  T398] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   33.173120][  T398] RBP: ffffc90000937230 R08: ffff888004f35000 R09: 0000000000000000
[   33.173530][  T398] R10: ffffc900009375c8 R11: ffffffffa0650668 R12: 1ffff92000126e2c
[   33.173951][  T398] R13: 00000000000005dc R14: ffffc90000937880 R15: ffff888009570760
[   33.174358][  T398] FS:  00007fed9cf2f800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   33.174842][  T398] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.175196][  T398] CR2: 00000000004e7378 CR3: 000000000c7f7001 CR4: 0000000000772ef0
[   33.175627][  T398] PKRU: 55555554
[   33.175842][  T398] Call Trace:
[   33.176048][  T398]  <TASK>
[ 33.176186][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.176462][ T398] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.176734][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.177020][ T398] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.177299][ T398] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.177573][ T398] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.177858][ T398] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.178140][ T398] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.178489][ T398] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.178762][ T398] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.179052][ T398] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.179329][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.179605][ T398] ? __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) 
[ 33.179889][ T398] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.180229][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.180503][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.180773][ T398] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.181071][ T398] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.181347][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.181618][ T398] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.181898][ T398] ? __create_object (mm/kmemleak.c:771) 
[ 33.182173][ T398] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.182445][ T398] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.182716][ T398] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.183064][ T398] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.183350][ T398] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.183627][ T398] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.183908][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.184188][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.184459][ T398] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.184728][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.185012][ T398] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.185285][ T398] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.185581][ T398] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.185869][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.186147][ T398] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.186418][ T398] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.186692][ T398] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.186988][ T398] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.187260][ T398] ? 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) 
[ 33.187539][ T398] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.187837][ T398] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.188252][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.188640][ T398] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.189084][ T398] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.189509][ T398] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.189985][ T398] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.190473][ T398] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.190972][ T398] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.191592][ T398] ___sys_sendmsg (net/socket.c:2670) 
[ 33.192085][ T398] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.192566][ T398] ? __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) 
[ 33.193180][ T398] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.193672][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.194188][ T398] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.194682][ T398] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.195177][ T398] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.195683][ T398] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.196191][ T398] __sys_sendmsg (net/socket.c:2700) 
[ 33.196677][ T398] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.197292][ T398] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.197829][ T398] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.198315][ T398] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.198823][ T398] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.199416][  T398] RIP: 0033:0x7fed9d0fc1e7
[ 33.199933][ T398] 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)
[   33.201687][  T398] RSP: 002b:00007ffc5bd4dcc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.202427][  T398] RAX: ffffffffffffffda RBX: 00007ffc5bd4e3f0 RCX: 00007fed9d0fc1e7
[   33.203166][  T398] RDX: 0000000000000000 RSI: 00007ffc5bd4dd30 RDI: 0000000000000005
[   33.203906][  T398] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.204638][  T398] R10: 00007fed9cff9ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.205390][  T398] R13: 00000000686e16aa R14: 0000000000499600 R15: 0000000000000000
| [   33.329257][  T399] ------------[ cut here ]------------
| [ 33.329599][ T399] WARNING: CPU: 2 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) 
| [   33.330168][  T399] Modules linked in: 8021q vrf veth
| [   33.331052][  T399] Tainted: [W]=WARN
[   33.331284][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.331692][ 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) 
[ 33.332095][ T399] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   33.333097][  T399] RSP: 0018:ffffc90000947140 EFLAGS: 00010246
[   33.333467][  T399] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   33.333901][  T399] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   33.334324][  T399] RBP: ffffc90000947230 R08: ffff888005f90800 R09: 0000000000000000
[   33.334744][  T399] R10: ffffc900009475c8 R11: ffffffffa0650668 R12: 1ffff92000128e2c
[   33.335184][  T399] R13: 00000000000005dc R14: ffffc90000947880 R15: ffff8880095711e0
[   33.335621][  T399] FS:  00007f87ee895800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   33.336121][  T399] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.336481][  T399] CR2: 00000000004e5aa8 CR3: 0000000005713003 CR4: 0000000000772ef0
[   33.336921][  T399] PKRU: 55555554
[   33.337142][  T399] Call Trace:
[   33.337359][  T399]  <TASK>
[ 33.337513][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.337817][ T399] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.338107][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.338396][ T399] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.338683][ T399] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.338983][ T399] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.339280][ T399] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.339575][ T399] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.339948][ T399] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.340236][ T399] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.340520][ T399] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.340821][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.341118][ 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) 
[ 33.341409][ T399] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.341763][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.342083][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.342370][ T399] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.342658][ T399] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.342956][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.343244][ T399] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.343536][ T399] ? __create_object (mm/kmemleak.c:771) 
[ 33.343837][ T399] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.344126][ T399] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.344416][ T399] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.344769][ T399] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.345077][ T399] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.345370][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.345672][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.345978][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.346272][ T399] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.346558][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.346860][ T399] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.347147][ T399] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.347441][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.347734][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.348046][ T399] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.348336][ T399] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.348629][ T399] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.348940][ T399] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.349230][ 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) 
[ 33.349519][ T399] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.349825][ T399] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.350120][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.350412][ T399] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.350705][ T399] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.351006][ T399] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.351302][ T399] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.351593][ T399] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.351889][ T399] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.352257][ T399] ___sys_sendmsg (net/socket.c:2670) 
[ 33.352543][ T399] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.352839][ 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) 
[ 33.353197][ T399] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.353487][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.353791][ T399] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.354084][ T399] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.354379][ 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) 
[ 33.354666][ T399] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.354972][ T399] __sys_sendmsg (net/socket.c:2700) 
[ 33.355257][ T399] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.355635][ T399] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.355946][ T399] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.356236][ T399] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.356522][ T399] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.356889][  T399] RIP: 0033:0x7f87eea621e7
[ 33.357186][ 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)
[   33.358190][  T399] RSP: 002b:00007ffe59a3b688 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.358624][  T399] RAX: ffffffffffffffda RBX: 00007ffe59a3bdb0 RCX: 00007f87eea621e7
[   33.359067][  T399] RDX: 0000000000000000 RSI: 00007ffe59a3b6f0 RDI: 0000000000000005
[   33.359490][  T399] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.359929][  T399] R10: 00007f87ee95fee8 R11: 0000000000000246 R12: 0000000000000004
[   33.360356][  T399] R13: 00000000686e16ab R14: 0000000000499600 R15: 0000000000000000
| [   33.637416][  T403] ------------[ cut here ]------------
| [ 33.637749][ T403] WARNING: CPU: 0 PID: 403 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) 
| [   33.638305][  T403] Modules linked in: 8021q vrf veth
| [   33.639161][  T403] Tainted: [W]=WARN
[   33.639369][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.639724][ T403] 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) 
[ 33.640016][ T403] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   33.640998][  T403] RSP: 0018:ffffc90000917140 EFLAGS: 00010246
[   33.641346][  T403] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   33.641763][  T403] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   33.642184][  T403] RBP: ffffc90000917230 R08: ffff888005008800 R09: 0000000000000000
[   33.642597][  T403] R10: ffffc900009175c8 R11: ffffffffa0650668 R12: 1ffff92000122e2c
[   33.643013][  T403] R13: 000000000000fffe R14: ffffc90000917880 R15: ffff888009572a60
[   33.643431][  T403] FS:  00007f3319c7a800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   33.643919][  T403] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.644267][  T403] CR2: 00000000004e5aa0 CR3: 000000001c56c004 CR4: 0000000000772ef0
[   33.644679][  T403] PKRU: 55555554
[   33.644897][  T403] Call Trace:
[   33.645105][  T403]  <TASK>
[ 33.645250][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.645539][ T403] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.645823][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.646102][ T403] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.646374][ T403] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.646649][ T403] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.646935][ T403] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.647221][ T403] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.647569][ T403] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.647852][ T403] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.648125][ T403] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.648399][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.648676][ T403] ? __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) 
[ 33.648959][ T403] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.649305][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.649582][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.649875][ T403] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.650155][ T403] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.650571][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.650869][ T403] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.651144][ T403] ? __create_object (mm/kmemleak.c:771) 
[ 33.651422][ T403] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.651700][ T403] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.651985][ T403] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.652326][ T403] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.652627][ T403] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.652913][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.653185][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.653463][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.653743][ T403] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.654022][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.654296][ T403] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.654587][ T403] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.654870][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.655148][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.655425][ T403] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.655709][ T403] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.656002][ T403] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.656307][ T403] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.656580][ T403] ? 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) 
[ 33.656863][ T403] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.657143][ T403] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.657415][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.657714][ T403] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.658012][ T403] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.658289][ T403] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.658586][ T403] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.658874][ T403] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.659148][ T403] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.659503][ T403] ___sys_sendmsg (net/socket.c:2670) 
[ 33.659791][ T403] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.660074][ T403] ? __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) 
[ 33.660436][ T403] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.660715][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.661026][ T403] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.661310][ T403] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.661585][ T403] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.661867][ T403] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.662156][ T403] __sys_sendmsg (net/socket.c:2700) 
[ 33.662449][ T403] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.662803][ T403] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.663089][ T403] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.663367][ T403] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.663643][ T403] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.663996][  T403] RIP: 0033:0x7f3319e471e7
[ 33.664292][ T403] 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)
[   33.665285][  T403] RSP: 002b:00007ffe96a0eff8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.665709][  T403] RAX: ffffffffffffffda RBX: 00007ffe96a0f720 RCX: 00007f3319e471e7
[   33.666139][  T403] RDX: 0000000000000000 RSI: 00007ffe96a0f060 RDI: 0000000000000005
[   33.666551][  T403] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.666970][  T403] R10: 00007f3319d44ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.667381][  T403] R13: 00000000686e16ab R14: 0000000000499600 R15: 0000000000000000
| [   33.916971][  T407] ------------[ cut here ]------------
| [ 33.917330][ T407] WARNING: CPU: 2 PID: 407 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) 
| [   33.917925][  T407] Modules linked in: 8021q vrf veth
| [   33.918814][  T407] Tainted: [W]=WARN
[   33.919038][  T407] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.919395][ T407] 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) 
[ 33.919701][ T407] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   33.921692][  T407] RSP: 0018:ffffc90000537140 EFLAGS: 00010246
[   33.922073][  T407] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   33.922497][  T407] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   33.922938][  T407] RBP: ffffc90000537230 R08: ffff888004f4a000 R09: 0000000000000000
[   33.923367][  T407] R10: ffffc900005375c8 R11: ffffffffa0650668 R12: 1ffff920000a6e2c
[   33.923802][  T407] R13: 000000000000fffe R14: ffffc90000537880 R15: ffff88801c71d560
[   33.924227][  T407] FS:  00007f8e55407800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   33.924730][  T407] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.925105][  T407] CR2: 00000000004e7370 CR3: 000000000bebe004 CR4: 0000000000772ef0
[   33.925545][  T407] PKRU: 55555554
[   33.925765][  T407] Call Trace:
[   33.925995][  T407]  <TASK>
[ 33.926148][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.926441][ T407] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.926735][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.927040][ T407] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.927328][ T407] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.927614][ T407] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.927919][ T407] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.928213][ T407] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.928582][ T407] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.928879][ T407] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.929173][ T407] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.929464][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.929755][ T407] ? __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) 
[ 33.930053][ T407] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.930410][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.930709][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.931015][ T407] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.931301][ T407] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.931593][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.931899][ T407] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.932185][ T407] ? __create_object (mm/kmemleak.c:771) 
[ 33.932473][ T407] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.932762][ T407] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.933069][ T407] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.933425][ T407] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.933722][ T407] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.934033][ T407] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.934325][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.934623][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.934921][ T407] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.935214][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.935512][ T407] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.935809][ T407] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.936103][ T407] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.936395][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.936687][ T407] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.936984][ T407] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.937315][ T407] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.937619][ T407] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.937922][ T407] ? 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) 
[ 33.938220][ T407] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.938742][ T407] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.939291][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.939763][ T407] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.940076][ T407] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.940377][ T407] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.940671][ T407] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.940972][ T407] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.941256][ T407] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.941625][ T407] ___sys_sendmsg (net/socket.c:2670) 
[ 33.941918][ T407] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.942206][ T407] ? __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) 
[ 33.942568][ T407] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.942870][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.943162][ T407] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.943457][ T407] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.943742][ T407] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.944057][ T407] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.944352][ T407] __sys_sendmsg (net/socket.c:2700) 
[ 33.944642][ T407] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.945003][ T407] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.945305][ T407] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.945607][ T407] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.945908][ T407] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.946259][  T407] RIP: 0033:0x7f8e555d41e7
[ 33.946556][ T407] 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)
[   33.947561][  T407] RSP: 002b:00007fff5b12d118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.947996][  T407] RAX: ffffffffffffffda RBX: 00007fff5b12d840 RCX: 00007f8e555d41e7
[   33.948420][  T407] RDX: 0000000000000000 RSI: 00007fff5b12d180 RDI: 0000000000000005
[   33.948856][  T407] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.949275][  T407] R10: 00007f8e554d1ee8 R11: 0000000000000246 R12: 0000000000000004
[   33.949698][  T407] R13: 00000000686e16ab R14: 0000000000499600 R15: 0000000000000000
| [   34.199642][  T411] ------------[ cut here ]------------
| [ 34.200110][ T411] WARNING: CPU: 2 PID: 411 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) 
| [   34.200686][  T411] Modules linked in: 8021q vrf veth
| [   34.201591][  T411] Tainted: [W]=WARN
[   34.201839][  T411] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.202205][ T411] 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) 
[ 34.202505][ T411] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   34.203508][  T411] RSP: 0018:ffffc900008f7140 EFLAGS: 00010246
[   34.203881][  T411] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   34.204314][  T411] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   34.204739][  T411] RBP: ffffc900008f7230 R08: ffff888004fdb800 R09: 0000000000000000
[   34.205178][  T411] R10: ffffc900008f75c8 R11: ffffffffa0650668 R12: 1ffff9200011ee2c
[   34.205614][  T411] R13: 000000000000fffe R14: ffffc900008f7880 R15: ffff88801c71ea60
[   34.206064][  T411] FS:  00007f238e1ec800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   34.206556][  T411] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.206927][  T411] CR2: 00000000004e5aa8 CR3: 000000000b491001 CR4: 0000000000772ef0
[   34.207354][  T411] PKRU: 55555554
[   34.207572][  T411] Call Trace:
[   34.207808][  T411]  <TASK>
[ 34.207962][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.208292][ T411] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.208580][ T411] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.208882][ T411] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.209175][ T411] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.209462][ T411] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.209757][ T411] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.210100][ T411] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.210468][ T411] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.210756][ T411] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.211060][ T411] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.211350][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.211667][ T411] ? __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) 
[ 34.212219][ T411] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.212758][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.213072][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.213362][ T411] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.213648][ T411] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.213963][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.214255][ T411] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.214545][ T411] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.214852][ T411] ? irqentry_exit (kernel/entry/common.c:311) 
[ 34.215143][ T411] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.215447][ T411] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.215744][ T411] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.216041][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.216337][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.216624][ T411] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.216920][ T411] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.217221][ T411] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.217509][ T411] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.217820][ T411] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.218114][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.218408][ T411] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.218692][ T411] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.218993][ T411] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.219297][ T411] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.219582][ T411] ? 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) 
[ 34.219880][ T411] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.220173][ T411] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.220457][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.220749][ T411] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.221052][ T411] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.221346][ T411] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.221641][ T411] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.221954][ T411] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.222239][ T411] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.222605][ T411] ___sys_sendmsg (net/socket.c:2670) 
[ 34.222904][ T411] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.223193][ T411] ? __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) 
[ 34.223552][ T411] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.223855][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.224148][ T411] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.224441][ T411] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.224731][ T411] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.225028][ T411] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.225322][ T411] __sys_sendmsg (net/socket.c:2700) 
[ 34.225623][ T411] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.226004][ T411] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.226305][ T411] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.226593][ T411] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.226894][ T411] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.227279][  T411] RIP: 0033:0x7f238e3b91e7
[ 34.227578][ T411] 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)
[   34.228588][  T411] RSP: 002b:00007ffdcb8345c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.229026][  T411] RAX: ffffffffffffffda RBX: 00007ffdcb834cf0 RCX: 00007f238e3b91e7
[   34.229449][  T411] RDX: 0000000000000000 RSI: 00007ffdcb834630 RDI: 0000000000000005
[   34.229901][  T411] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.230325][  T411] R10: 00007f238e2b6ee8 R11: 0000000000000246 R12: 0000000000000004
[   34.230745][  T411] R13: 00000000686e16ab R14: 0000000000499600 R15: 0000000000000000
| [   34.483573][  T415] ------------[ cut here ]------------
| [ 34.484304][ T415] WARNING: CPU: 3 PID: 415 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) 
| [   34.484870][  T415] Modules linked in: 8021q vrf veth
| [   34.485755][  T415] Tainted: [W]=WARN
[   34.485976][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.486319][ T415] 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) 
[ 34.486606][ T415] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   34.487607][  T415] RSP: 0018:ffffc90000977140 EFLAGS: 00010246
[   34.487969][  T415] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   34.488384][  T415] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   34.488805][  T415] RBP: ffffc90000977230 R08: ffff88800a7e2000 R09: 0000000000000000
[   34.489224][  T415] R10: ffffc900009775c8 R11: ffffffffa0650668 R12: 1ffff9200012ee2c
[   34.489635][  T415] R13: 000000000000fffe R14: ffffc90000977880 R15: ffff88801c71f860
[   34.490060][  T415] FS:  00007f51e29c1800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   34.490540][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.490905][  T415] CR2: 00000000004e7378 CR3: 000000000be74002 CR4: 0000000000772ef0
[   34.491319][  T415] PKRU: 55555554
[   34.491526][  T415] Call Trace:
[   34.491732][  T415]  <TASK>
[ 34.491882][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.492162][ T415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.492434][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.492721][ T415] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.493007][ T415] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.493284][ T415] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.493565][ T415] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.493860][ T415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.494209][ T415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.494482][ T415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.494762][ T415] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.495051][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.495337][ T415] ? __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) 
[ 34.495628][ T415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.495980][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.496259][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.496533][ T415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.496821][ T415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.497100][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.497374][ T415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.497646][ T415] ? __create_object (mm/kmemleak.c:771) 
[ 34.497933][ T415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.498209][ T415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.498484][ T415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.498843][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.499126][ T415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.499406][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.499682][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.499972][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.500248][ T415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.500521][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.500809][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.501116][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.501395][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.501675][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.501968][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.502252][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.502528][ T415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.502831][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.503112][ T415] ? 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) 
[ 34.503393][ T415] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 34.503670][ T415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.503956][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.504238][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.504514][ T415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.504797][ T415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.505080][ T415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.505363][ T415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.505650][ T415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.506017][ T415] ___sys_sendmsg (net/socket.c:2670) 
[ 34.506294][ T415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.506567][ T415] ? __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) 
[ 34.506919][ T415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.507204][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.507481][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.507759][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.508048][ T415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.508325][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.508605][ T415] __sys_sendmsg (net/socket.c:2700) 
[ 34.508890][ T415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.509232][ T415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.509525][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.509810][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.510088][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.510427][  T415] RIP: 0033:0x7f51e2b8e1e7
[ 34.510715][ T415] 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)
[   34.511715][  T415] RSP: 002b:00007fff1e6ce808 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.512147][  T415] RAX: ffffffffffffffda RBX: 00007fff1e6cef30 RCX: 00007f51e2b8e1e7
[   34.512558][  T415] RDX: 0000000000000000 RSI: 00007fff1e6ce870 RDI: 0000000000000005
[   34.512981][  T415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.513463][  T415] R10: 00007f51e2a8bee8 R11: 0000000000000246 R12: 0000000000000004
[   34.513907][  T415] R13: 00000000686e16ac R14: 0000000000499600 R15: 0000000000000000
| [   35.587602][  T424] ------------[ cut here ]------------
| [ 35.587951][ T424] WARNING: CPU: 0 PID: 424 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) 
| [   35.588538][  T424] Modules linked in: 8021q vrf veth
| [   35.589469][  T424] Tainted: [W]=WARN
[   35.589690][  T424] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.590061][ T424] 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) 
[ 35.590364][ T424] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   35.591399][  T424] RSP: 0018:ffffc900009a7140 EFLAGS: 00010246
[   35.591749][  T424] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   35.592222][  T424] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   35.592640][  T424] RBP: ffffc900009a7230 R08: ffff88800b44a000 R09: 0000000000000000
[   35.593104][  T424] R10: ffffc900009a75c8 R11: ffffffffa0650668 R12: 1ffff92000134e2c
[   35.593696][  T424] R13: 00000000000005dc R14: ffffc900009a7880 R15: ffff88800b578060
[   35.594238][  T424] FS:  00007f1d9b981800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   35.594728][  T424] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.595092][  T424] CR2: 00000000004e7370 CR3: 0000000008f37005 CR4: 0000000000772ef0
[   35.595527][  T424] PKRU: 55555554
[   35.595744][  T424] Call Trace:
[   35.595961][  T424]  <TASK>
[ 35.596103][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.596396][ T424] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.596674][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.596975][ T424] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.597255][ T424] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.597547][ T424] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.597840][ T424] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.598130][ T424] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.598479][ T424] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.598756][ T424] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.599047][ T424] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.599332][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.599620][ T424] ? __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) 
[ 35.599914][ T424] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.600273][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.600586][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.601030][ T424] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.601314][ T424] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.601598][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.601894][ T424] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.602186][ T424] ? __create_object (mm/kmemleak.c:771) 
[ 35.602493][ T424] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.602798][ T424] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.603093][ T424] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.603448][ T424] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.603739][ T424] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.604036][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.604329][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.604614][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.604901][ T424] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.605177][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.605462][ T424] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.605754][ T424] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.606059][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.606338][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.606622][ T424] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.606937][ T424] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.607221][ T424] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.607507][ T424] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.607788][ T424] ? 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) 
[ 35.608066][ T424] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.608349][ T424] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.608623][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.608916][ T424] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.609211][ T424] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.609511][ T424] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.609807][ T424] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.610090][ T424] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.610364][ T424] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.610744][ T424] ___sys_sendmsg (net/socket.c:2670) 
[ 35.611060][ T424] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.611348][ T424] ? __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) 
[ 35.611692][ T424] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.612014][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.612319][ T424] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.612621][ T424] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.612913][ T424] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.613200][ T424] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.613506][ T424] __sys_sendmsg (net/socket.c:2700) 
[ 35.613855][ T424] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.614239][ T424] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.614641][ T424] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.615049][ T424] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.615340][ T424] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.615703][  T424] RIP: 0033:0x7f1d9bb4e1e7
[ 35.616012][ T424] 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)
[   35.617043][  T424] RSP: 002b:00007ffd0dbe1d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.617494][  T424] RAX: ffffffffffffffda RBX: 00007ffd0dbe2490 RCX: 00007f1d9bb4e1e7
[   35.617932][  T424] RDX: 0000000000000000 RSI: 00007ffd0dbe1dd0 RDI: 0000000000000005
[   35.618356][  T424] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.618786][  T424] R10: 00007f1d9ba4bee8 R11: 0000000000000246 R12: 0000000000000004
[   35.619213][  T424] R13: 00000000686e16ad R14: 0000000000499600 R15: 0000000000000000
| [   35.759404][  T425] ------------[ cut here ]------------
| [ 35.759771][ T425] WARNING: CPU: 2 PID: 425 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) 
| [   35.760381][  T425] Modules linked in: 8021q vrf veth
| [   35.761373][  T425] Tainted: [W]=WARN
[   35.761651][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.762061][ T425] 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) 
[ 35.762379][ T425] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   35.763471][  T425] RSP: 0018:ffffc900008f7140 EFLAGS: 00010246
[   35.763882][  T425] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   35.764342][  T425] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   35.764811][  T425] RBP: ffffc900008f7230 R08: ffff88800209a000 R09: 0000000000000000
[   35.765292][  T425] R10: ffffc900008f75c8 R11: ffffffffa0650668 R12: 1ffff9200011ee2c
[   35.765764][  T425] R13: 00000000000005dc R14: ffffc900008f7880 R15: ffff88800a53e6e0
[   35.766254][  T425] FS:  00007f2b1e677800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   35.766774][  T425] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.767175][  T425] CR2: 00000000004e5aa0 CR3: 0000000008d58005 CR4: 0000000000772ef0
[   35.767625][  T425] PKRU: 55555554
[   35.767873][  T425] Call Trace:
[   35.768136][  T425]  <TASK>
[ 35.768299][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.768612][ T425] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.768955][ T425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.769270][ T425] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.769577][ T425] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.769899][ T425] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.770215][ T425] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.770524][ T425] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.770939][ T425] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.771249][ T425] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.771551][ T425] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.771869][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.772180][ T425] ? __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) 
[ 35.772494][ T425] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.772877][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.773198][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.773501][ T425] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.773877][ T425] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.774187][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.774490][ T425] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.774804][ T425] ? __create_object (mm/kmemleak.c:771) 
[ 35.775119][ T425] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.775431][ T425] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.775761][ T425] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.776153][ T425] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.776468][ T425] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.776789][ T425] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.777107][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.777424][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.777726][ T425] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.778040][ T425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.778409][ T425] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.778742][ T425] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.779110][ T425] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.779522][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.779923][ T425] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.780237][ T425] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.780541][ T425] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.780862][ T425] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.781162][ T425] ? 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) 
[ 35.781464][ T425] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.781771][ T425] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.782091][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.782406][ T425] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.782712][ T425] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.783030][ T425] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.783341][ T425] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.783646][ T425] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.783959][ T425] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.784341][ T425] ___sys_sendmsg (net/socket.c:2670) 
[ 35.784644][ T425] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.784955][ T425] ? __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) 
[ 35.785325][ T425] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.785642][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.785958][ T425] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.786266][ T425] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.786565][ T425] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.786883][ T425] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.787190][ T425] __sys_sendmsg (net/socket.c:2700) 
[ 35.787489][ T425] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.787869][ T425] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.788180][ T425] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.788479][ T425] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.788789][ T425] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.789173][  T425] RIP: 0033:0x7f2b1e8441e7
[ 35.789480][ T425] 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)
[   35.790543][  T425] RSP: 002b:00007ffd26fe17e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.791155][  T425] RAX: ffffffffffffffda RBX: 00007ffd26fe1f10 RCX: 00007f2b1e8441e7
[   35.791616][  T425] RDX: 0000000000000000 RSI: 00007ffd26fe1850 RDI: 0000000000000005
[   35.792098][  T425] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.792544][  T425] R10: 00007f2b1e741ee8 R11: 0000000000000246 R12: 0000000000000004
[   35.793014][  T425] R13: 00000000686e16ad R14: 0000000000499600 R15: 0000000000000000
| [   35.922179][  T426] ------------[ cut here ]------------
| [ 35.922531][ T426] WARNING: CPU: 2 PID: 426 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) 
| [   35.923163][  T426] Modules linked in: 8021q vrf veth
| [   35.924511][  T426] Tainted: [W]=WARN
[   35.924803][  T426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 35.925250][ T426] 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) 
[ 35.925565][ T426] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   35.926581][  T426] RSP: 0018:ffffc900009a7140 EFLAGS: 00010246
[   35.926958][  T426] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   35.927394][  T426] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   35.927849][  T426] RBP: ffffc900009a7230 R08: ffff88800bc7b800 R09: 0000000000000000
[   35.928273][  T426] R10: ffffc900009a75c8 R11: ffffffffa0650668 R12: 1ffff92000134e2c
[   35.928705][  T426] R13: 00000000000005dc R14: ffffc900009a7880 R15: ffff88800a53c3e0
[   35.929158][  T426] FS:  00007f9ae4195800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   35.929655][  T426] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   35.930028][  T426] CR2: 00000000004e7378 CR3: 000000000b7ce006 CR4: 0000000000772ef0
[   35.930457][  T426] PKRU: 55555554
[   35.930678][  T426] Call Trace:
[   35.930915][  T426]  <TASK>
[ 35.931075][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.931372][ T426] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 35.931676][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.932045][ T426] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 35.932337][ T426] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 35.932741][ T426] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 35.933053][ T426] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 35.933366][ T426] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 35.933734][ T426] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 35.934115][ T426] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 35.934636][ T426] ? __kernel_text_address (kernel/extable.c:79) 
[ 35.934947][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.935252][ T426] ? __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) 
[ 35.935570][ T426] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 35.935942][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.936238][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.936539][ T426] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 35.936845][ T426] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 35.937136][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.937449][ T426] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 35.937737][ T426] ? __create_object (mm/kmemleak.c:771) 
[ 35.938072][ T426] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 35.938411][ T426] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 35.938699][ T426] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 35.939070][ T426] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 35.939378][ T426] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 35.939672][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.939973][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.940267][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.940587][ T426] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 35.940888][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.941190][ T426] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 35.941576][ T426] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 35.941899][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.942229][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.942552][ T426] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 35.942871][ T426] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 35.943168][ T426] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 35.943479][ T426] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 35.943763][ T426] ? 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) 
[ 35.944085][ T426] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 35.944385][ T426] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 35.944670][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.944996][ T426] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 35.945342][ T426] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 35.945659][ T426] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 35.945967][ T426] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 35.946277][ T426] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 35.946574][ T426] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 35.946966][ T426] ___sys_sendmsg (net/socket.c:2670) 
[ 35.947284][ T426] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 35.947571][ T426] ? __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) 
[ 35.947953][ T426] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 35.948243][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.948531][ T426] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 35.948832][ T426] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 35.949137][ T426] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 35.949426][ T426] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 35.949807][ T426] __sys_sendmsg (net/socket.c:2700) 
[ 35.950107][ T426] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 35.950455][ T426] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 35.950755][ T426] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 35.951101][ T426] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 35.951400][ T426] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   35.951751][  T426] RIP: 0033:0x7f9ae43621e7
[ 35.952092][ T426] 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)
[   35.953453][  T426] RSP: 002b:00007ffec974e648 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   35.953933][  T426] RAX: ffffffffffffffda RBX: 00007ffec974ed70 RCX: 00007f9ae43621e7
[   35.954398][  T426] RDX: 0000000000000000 RSI: 00007ffec974e6b0 RDI: 0000000000000005
[   35.954833][  T426] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   35.955281][  T426] R10: 00007f9ae425fee8 R11: 0000000000000246 R12: 0000000000000004
[   35.955729][  T426] R13: 00000000686e16ad R14: 0000000000499600 R15: 0000000000000000
| [   36.086017][  T427] ------------[ cut here ]------------
| [ 36.086329][ T427] WARNING: CPU: 0 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) 
| [   36.087129][  T427] Modules linked in: 8021q vrf veth
| [   36.088136][  T427] Tainted: [W]=WARN
[   36.088370][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.088713][ 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) 
[ 36.089040][ T427] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   36.090063][  T427] RSP: 0018:ffffc900008f7140 EFLAGS: 00010246
[   36.090413][  T427] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   36.090856][  T427] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   36.091422][  T427] RBP: ffffc900008f7230 R08: ffff8880029d5000 R09: 0000000000000000
[   36.091891][  T427] R10: ffffc900008f75c8 R11: ffffffffa0650668 R12: 1ffff9200011ee2c
[   36.092352][  T427] R13: 00000000000005dc R14: ffffc900008f7880 R15: ffff88800a53c760
[   36.093157][  T427] FS:  00007f8bf7b70800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   36.093665][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.094119][  T427] CR2: 00000000004e5aa8 CR3: 0000000005007004 CR4: 0000000000772ef0
[   36.094551][  T427] PKRU: 55555554
[   36.094856][  T427] Call Trace:
[   36.095106][  T427]  <TASK>
[ 36.095251][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.095558][ T427] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.095859][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.096208][ T427] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.096502][ T427] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.096822][ T427] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.097100][ T427] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.097451][ T427] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.097888][ T427] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.098229][ T427] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.098629][ T427] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.098976][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.099271][ 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) 
[ 36.099642][ T427] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.100152][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.100571][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.100927][ T427] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.101217][ T427] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.101573][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.101904][ T427] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.102253][ T427] ? __create_object (mm/kmemleak.c:771) 
[ 36.102578][ T427] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.103040][ T427] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.103449][ T427] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.103978][ T427] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.104333][ T427] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.104682][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.105005][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.105330][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.105626][ T427] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.105968][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.106289][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.106627][ T427] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.107034][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.107428][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.107743][ T427] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.108059][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.108421][ T427] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.108813][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.109263][ 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) 
[ 36.109679][ T427] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.110064][ T427] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.110437][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.110850][ T427] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.111228][ T427] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.111623][ T427] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.112006][ T427] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.112385][ T427] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.112800][ T427] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.113327][ T427] ___sys_sendmsg (net/socket.c:2670) 
[ 36.113675][ T427] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.114091][ 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) 
[ 36.114521][ T427] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.114896][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.115319][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.115817][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.116167][ 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) 
[ 36.116509][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.116862][ T427] __sys_sendmsg (net/socket.c:2700) 
[ 36.117325][ T427] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.117804][ T427] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.118194][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.118637][ T427] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.119077][ T427] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.119459][  T427] RIP: 0033:0x7f8bf7d3d1e7
[ 36.119806][ 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)
[   36.121086][  T427] RSP: 002b:00007ffd6e328a98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.121634][  T427] RAX: ffffffffffffffda RBX: 00007ffd6e3291c0 RCX: 00007f8bf7d3d1e7
[   36.122232][  T427] RDX: 0000000000000000 RSI: 00007ffd6e328b00 RDI: 0000000000000005
[   36.122748][  T427] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.123379][  T427] R10: 00007f8bf7c3aee8 R11: 0000000000000246 R12: 0000000000000004
[   36.123858][  T427] R13: 00000000686e16ad R14: 0000000000499600 R15: 0000000000000000
| [   36.675593][  T443] ------------[ cut here ]------------
| [ 36.675924][ T443] WARNING: CPU: 0 PID: 443 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) 
| [   36.676474][  T443] Modules linked in: 8021q vrf veth
| [   36.677367][  T443] Tainted: [W]=WARN
[   36.677575][  T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.677926][ T443] 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) 
[ 36.678209][ T443] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   36.679217][  T443] RSP: 0018:ffffc90000a97140 EFLAGS: 00010246
[   36.679565][  T443] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   36.679983][  T443] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   36.680504][  T443] RBP: ffffc90000a97230 R08: ffff88800a4f2000 R09: 0000000000000000
[   36.680934][  T443] R10: ffffc90000a975c8 R11: ffffffffa0650668 R12: 1ffff92000152e2c
[   36.681343][  T443] R13: 0000000000000044 R14: ffffc90000a97880 R15: ffff88800a53dc60
[   36.681753][  T443] FS:  00007f7aced6b800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   36.682244][  T443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.682591][  T443] CR2: 00000000004e5aa0 CR3: 0000000009452006 CR4: 0000000000772ef0
[   36.683009][  T443] PKRU: 55555554
[   36.683217][  T443] Call Trace:
[   36.683422][  T443]  <TASK>
[ 36.683561][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.683852][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.684131][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.684410][ T443] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.684687][ T443] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.684970][ T443] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.685248][ T443] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.685549][ T443] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.685908][ T443] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.686188][ T443] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.686459][ T443] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.686735][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.687018][ T443] ? __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) 
[ 36.687292][ T443] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.687629][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.687913][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.688193][ T443] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.688464][ T443] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.688745][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.689026][ T443] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.689304][ T443] ? __create_object (mm/kmemleak.c:771) 
[ 36.689581][ T443] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.689864][ T443] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.690137][ T443] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.690483][ T443] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.690762][ T443] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.691051][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.691324][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.691608][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.691888][ T443] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.692159][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.692438][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.692713][ T443] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.692994][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.693271][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.693550][ T443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.693835][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.694111][ T443] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.694395][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.694670][ T443] ? 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) 
[ 36.694953][ T443] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.695230][ T443] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.695513][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.695804][ T443] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.696079][ T443] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.696353][ T443] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.696642][ T443] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.696932][ T443] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.697206][ T443] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.697555][ T443] ___sys_sendmsg (net/socket.c:2670) 
[ 36.697835][ T443] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.698109][ T443] ? __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) 
[ 36.698449][ T443] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.698732][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.699014][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.699292][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.699565][ T443] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.699849][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.700133][ T443] __sys_sendmsg (net/socket.c:2700) 
[ 36.700406][ T443] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.700761][ T443] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.701070][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.701349][ T443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.701624][ T443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.701969][  T443] RIP: 0033:0x7f7acef381e7
[ 36.702254][ T443] 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)
[   36.703246][  T443] RSP: 002b:00007ffc2a126618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.703663][  T443] RAX: ffffffffffffffda RBX: 00007ffc2a126d40 RCX: 00007f7acef381e7
[   36.704079][  T443] RDX: 0000000000000000 RSI: 00007ffc2a126680 RDI: 0000000000000005
[   36.704495][  T443] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.704917][  T443] R10: 00007f7acee35ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.705327][  T443] R13: 00000000686e16ae R14: 0000000000499600 R15: 0000000000000000
| [   36.711591][  T443] ------------[ cut here ]------------
| [ 36.711921][ T443] WARNING: CPU: 0 PID: 443 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) 
| [   36.712508][  T443] Modules linked in: 8021q vrf veth
| [   36.713450][  T443] Tainted: [W]=WARN
[   36.713676][  T443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.714059][ T443] 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) 
[ 36.714368][ T443] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   36.715451][  T443] RSP: 0018:ffffc90000a96db0 EFLAGS: 00010246
[   36.715837][  T443] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   36.716284][  T443] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   36.716733][  T443] RBP: ffffc90000a96e98 R08: 0000000000000000 R09: 0000000000000000
[   36.717192][  T443] R10: ffffc90000a96ec8 R11: ffff888002ae9000 R12: 1ffff92000152dba
[   36.717640][  T443] R13: 0000000000000044 R14: ffffc90000a96ec8 R15: 00000000000005dc
[   36.718095][  T443] FS:  00007f7aced6b800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   36.718616][  T443] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.718996][  T443] CR2: 00000000004e5aa0 CR3: 0000000009452006 CR4: 0000000000772ef0
[   36.719447][  T443] PKRU: 55555554
[   36.719671][  T443] Call Trace:
[   36.719904][  T443]  <TASK>
[ 36.720057][ T443] ? 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) 
[ 36.720361][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.720660][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.720970][ T443] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 36.721266][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.721578][ T443] netif_set_mtu (net/core/dev.c:9652) 
[ 36.721883][ T443] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 36.722179][ T443] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 36.722493][ T443] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 36.722722][ T443] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 36.723034][ T443] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 36.723335][ T443] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 36.723642][ T443] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 36.724023][ T443] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 36.724329][ T443] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 36.724636][ T443] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 36.724944][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.725242][ T443] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.725552][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.725867][ T443] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.726166][ T443] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.726466][ T443] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.726769][ T443] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.727082][ T443] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.727462][ T443] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.727761][ T443] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.728328][ T443] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.728629][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.728944][ T443] ? __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) 
[ 36.729246][ T443] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.729847][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.730147][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.730443][ T443] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.730747][ T443] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.731060][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.731360][ T443] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.731652][ T443] ? __create_object (mm/kmemleak.c:771) 
[ 36.732178][ T443] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.732498][ T443] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.732826][ T443] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.733207][ T443] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.733733][ T443] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.734051][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.734351][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.734655][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.735181][ T443] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.735487][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.735801][ T443] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.736106][ T443] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.736623][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.736936][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.737241][ T443] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.737545][ T443] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.737857][ T443] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.738169][ T443] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.738475][ T443] ? 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) 
[ 36.738796][ T443] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.739333][ T443] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.739637][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.739952][ T443] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.740256][ T443] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.740790][ T443] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.741101][ T443] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.741412][ T443] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.741723][ T443] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.742337][ T443] ___sys_sendmsg (net/socket.c:2670) 
[ 36.742686][ T443] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.743012][ T443] ? __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) 
[ 36.743406][ T443] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.743957][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.744282][ T443] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.744608][ T443] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.744935][ T443] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.745484][ T443] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.745823][ T443] __sys_sendmsg (net/socket.c:2700) 
[ 36.746143][ T443] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.746533][ T443] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.747100][ T443] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.747419][ T443] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.747737][ T443] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.748355][  T443] RIP: 0033:0x7f7acef381e7
[ 36.748688][ T443] 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)
[   36.750062][  T443] RSP: 002b:00007ffc2a126618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.750539][  T443] RAX: ffffffffffffffda RBX: 00007ffc2a126d40 RCX: 00007f7acef381e7
[   36.751020][  T443] RDX: 0000000000000000 RSI: 00007ffc2a126680 RDI: 0000000000000005
[   36.751716][  T443] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.752205][  T443] R10: 00007f7acee35ee8 R11: 0000000000000246 R12: 0000000000000004
[   36.752911][  T443] R13: 00000000686e16ae R14: 0000000000499600 R15: 0000000000000000
| [   36.891442][  T444] ------------[ cut here ]------------
| [ 36.893116][ T444] WARNING: CPU: 2 PID: 444 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) 
| [   36.893689][  T444] Modules linked in: 8021q vrf veth
| [   36.894573][  T444] Tainted: [W]=WARN
[   36.894808][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 36.895162][ T444] 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) 
[ 36.895470][ T444] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   36.896504][  T444] RSP: 0018:ffffc90000aa7140 EFLAGS: 00010246
[   36.896883][  T444] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   36.897308][  T444] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   36.897728][  T444] RBP: ffffc90000aa7230 R08: ffff88800a6e3800 R09: 0000000000000000
[   36.898161][  T444] R10: ffffc90000aa75c8 R11: ffffffffa0650668 R12: 1ffff92000154e2c
[   36.898590][  T444] R13: 00000000000005dc R14: ffffc90000aa7880 R15: ffff88801c71ce60
[   36.899051][  T444] FS:  00007f7cbf893800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   36.899548][  T444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   36.899915][  T444] CR2: 00000000004e5aa0 CR3: 000000000e16d006 CR4: 0000000000772ef0
[   36.900341][  T444] PKRU: 55555554
[   36.900564][  T444] Call Trace:
[   36.900791][  T444]  <TASK>
[ 36.900946][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.901240][ T444] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 36.901525][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.901827][ T444] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 36.902114][ T444] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 36.902400][ T444] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 36.902692][ T444] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 36.902997][ T444] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 36.903353][ T444] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 36.903639][ T444] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 36.903935][ T444] ? __kernel_text_address (kernel/extable.c:79) 
[ 36.904225][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.904512][ T444] ? __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) 
[ 36.904816][ T444] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 36.905167][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.905469][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.905761][ T444] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 36.906057][ T444] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 36.906347][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.906632][ T444] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 36.906934][ T444] ? __create_object (mm/kmemleak.c:771) 
[ 36.907223][ T444] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 36.907509][ T444] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 36.907806][ T444] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 36.908159][ T444] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 36.908450][ T444] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 36.908744][ T444] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.909039][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.909340][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.909623][ T444] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 36.910031][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.910320][ T444] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 36.910606][ T444] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 36.910900][ T444] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.911191][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.911484][ T444] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 36.911771][ T444] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 36.912069][ T444] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 36.912369][ T444] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 36.912652][ T444] ? 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) 
[ 36.912952][ T444] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 36.913239][ T444] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 36.913532][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.913832][ T444] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 36.914152][ T444] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 36.914443][ T444] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 36.914735][ T444] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 36.915044][ T444] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 36.915332][ T444] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 36.915715][ T444] ___sys_sendmsg (net/socket.c:2670) 
[ 36.916011][ T444] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 36.916295][ T444] ? __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) 
[ 36.916650][ T444] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 36.916950][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.917242][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 36.917534][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 36.917830][ T444] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 36.918120][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 36.918413][ T444] __sys_sendmsg (net/socket.c:2700) 
[ 36.918696][ T444] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 36.919056][ T444] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 36.919355][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 36.919642][ T444] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 36.919939][ T444] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   36.920292][  T444] RIP: 0033:0x7f7cbfa601e7
[ 36.920587][ T444] 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)
[   36.921593][  T444] RSP: 002b:00007fffee3d0f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   36.922029][  T444] RAX: ffffffffffffffda RBX: 00007fffee3d1630 RCX: 00007f7cbfa601e7
[   36.922449][  T444] RDX: 0000000000000000 RSI: 00007fffee3d0f70 RDI: 0000000000000005
[   36.922880][  T444] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   36.923334][  T444] R10: 00007f7cbf95dee8 R11: 0000000000000246 R12: 0000000000000004
[   36.923755][  T444] R13: 00000000686e16ae R14: 0000000000499600 R15: 0000000000000000
| [   37.176523][  T448] ------------[ cut here ]------------
| [ 37.176983][ T448] WARNING: CPU: 3 PID: 448 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) 
| [   37.177534][  T448] Modules linked in: 8021q vrf veth
| [   37.178397][  T448] Tainted: [W]=WARN
[   37.178611][  T448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.178970][ T448] 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) 
[ 37.179344][ T448] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   37.180341][  T448] RSP: 0018:ffffc90000b17140 EFLAGS: 00010246
[   37.180708][  T448] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   37.181133][  T448] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   37.181548][  T448] RBP: ffffc90000b17230 R08: ffff888005008800 R09: 0000000000000000
[   37.181975][  T448] R10: ffffc90000b175c8 R11: ffffffffa0650668 R12: 1ffff92000162e2c
[   37.182391][  T448] R13: 0000000000000043 R14: ffffc90000b17880 R15: ffff88800b578e60
[   37.182821][  T448] FS:  00007f9a9c045800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   37.183308][  T448] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.183664][  T448] CR2: 00000000004e5aa0 CR3: 000000000c7da003 CR4: 0000000000772ef0
[   37.184097][  T448] PKRU: 55555554
[   37.184312][  T448] Call Trace:
[   37.184520][  T448]  <TASK>
[ 37.184662][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.184957][ T448] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.185236][ T448] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.185531][ T448] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.185828][ T448] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.186112][ T448] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.186394][ T448] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.186680][ T448] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.187050][ T448] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.187328][ T448] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.187607][ T448] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.187902][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.188184][ T448] ? __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) 
[ 37.188465][ T448] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.188823][ T448] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.189103][ T448] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.189385][ T448] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.189663][ T448] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.189954][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.190236][ T448] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.190512][ T448] ? __create_object (mm/kmemleak.c:771) 
[ 37.190812][ T448] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.191099][ T448] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.191377][ T448] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.191723][ T448] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.192020][ T448] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.192306][ T448] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.192595][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.192892][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.193181][ T448] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.193457][ T448] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.193737][ T448] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.194027][ T448] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.194309][ T448] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.194590][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.195053][ T448] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.195334][ T448] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.195645][ T448] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.195950][ T448] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.196233][ T448] ? 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) 
[ 37.196514][ T448] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.196814][ T448] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.197094][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.197379][ T448] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.197660][ T448] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.197947][ T448] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.198236][ T448] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.198518][ T448] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.198806][ T448] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.199168][ T448] ___sys_sendmsg (net/socket.c:2670) 
[ 37.199444][ T448] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.199727][ T448] ? __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) 
[ 37.200088][ T448] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.200371][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.200656][ T448] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.200951][ T448] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.201231][ T448] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.201511][ T448] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.201808][ T448] __sys_sendmsg (net/socket.c:2700) 
[ 37.202090][ T448] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.202436][ T448] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.202726][ T448] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.203012][ T448] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.203293][ T448] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.203639][  T448] RIP: 0033:0x7f9a9c2121e7
[ 37.203952][ T448] 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)
[   37.204957][  T448] RSP: 002b:00007ffc6200ad28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.205385][  T448] RAX: ffffffffffffffda RBX: 00007ffc6200b450 RCX: 00007f9a9c2121e7
[   37.205829][  T448] RDX: 0000000000000000 RSI: 00007ffc6200ad90 RDI: 0000000000000005
[   37.206246][  T448] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.206760][  T448] R10: 00007f9a9c10fee8 R11: 0000000000000246 R12: 0000000000000004
[   37.207190][  T448] R13: 00000000686e16ae R14: 0000000000499600 R15: 0000000000000000
| [   37.337605][  T449] ------------[ cut here ]------------
| [ 37.337969][ T449] WARNING: CPU: 1 PID: 449 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) 
| [   37.338511][  T449] Modules linked in: 8021q vrf veth
| [   37.339603][  T449] Tainted: [W]=WARN
[   37.339819][  T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.340200][ T449] 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) 
[ 37.340486][ T449] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   37.341557][  T449] RSP: 0018:ffffc90000aa7140 EFLAGS: 00010246
[   37.341915][  T449] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   37.342331][  T449] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   37.342747][  T449] RBP: ffffc90000aa7230 R08: ffff88800908b800 R09: 0000000000000000
[   37.343168][  T449] R10: ffffc90000aa75c8 R11: ffffffffa0650668 R12: 1ffff92000154e2c
[   37.343585][  T449] R13: 00000000000005dc R14: ffffc90000aa7880 R15: ffff88800b579c60
[   37.344038][  T449] FS:  00007f4007249800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   37.344520][  T449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.344871][  T449] CR2: 00000000004e5aa0 CR3: 000000000b486006 CR4: 0000000000772ef0
[   37.345403][  T449] PKRU: 55555554
[   37.345626][  T449] Call Trace:
[   37.345844][  T449]  <TASK>
[ 37.345992][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.346272][ T449] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.346543][ T449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.346842][ T449] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.347116][ T449] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.347391][ T449] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.347743][ T449] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.348114][ T449] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.348465][ T449] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.348848][ T449] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.349159][ T449] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.349437][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.349774][ T449] ? __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) 
[ 37.350085][ T449] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.350451][ T449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.350866][ T449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.351226][ T449] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.351584][ T449] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.352040][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.352428][ T449] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.352749][ T449] ? __create_object (mm/kmemleak.c:771) 
[ 37.353172][ T449] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.353545][ T449] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.353980][ T449] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.354572][ T449] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.355095][ T449] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.355603][ T449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.356108][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.356607][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.357137][ T449] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.357629][ T449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.358137][ T449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.358495][ T449] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.358847][ T449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.359205][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.359563][ T449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.359954][ T449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.360437][ T449] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.360953][ T449] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.361433][ T449] ? 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) 
[ 37.361929][ T449] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.362405][ T449] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.362739][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.363057][ T449] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.363423][ T449] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.363710][ T449] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.364014][ T449] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.364293][ T449] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.364566][ T449] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.365096][ T449] ___sys_sendmsg (net/socket.c:2670) 
[ 37.365380][ T449] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.365772][ T449] ? __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) 
[ 37.366280][ T449] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.366606][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.366961][ T449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.367250][ T449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.367529][ T449] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.367907][ T449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.368209][ T449] __sys_sendmsg (net/socket.c:2700) 
[ 37.368482][ T449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.368856][ T449] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.369276][ T449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.369556][ T449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.369924][ T449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.370394][  T449] RIP: 0033:0x7f40074161e7
[ 37.370744][ T449] 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)
[   37.371969][  T449] RSP: 002b:00007ffc4f9a6f48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.372388][  T449] RAX: ffffffffffffffda RBX: 00007ffc4f9a7670 RCX: 00007f40074161e7
[   37.372816][  T449] RDX: 0000000000000000 RSI: 00007ffc4f9a6fb0 RDI: 0000000000000005
[   37.373336][  T449] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.373824][  T449] R10: 00007f4007313ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.374422][  T449] R13: 00000000686e16af R14: 0000000000499600 R15: 0000000000000000
| [   37.785197][  T456] ------------[ cut here ]------------
| [ 37.785559][ T456] WARNING: CPU: 2 PID: 456 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) 
| [   37.786686][  T456] Modules linked in: 8021q vrf veth
| [   37.787578][  T456] Tainted: [W]=WARN
[   37.787808][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.788165][ T456] 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) 
[ 37.788462][ T456] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   37.789459][  T456] RSP: 0018:ffffc90000b17140 EFLAGS: 00010246
[   37.789832][  T456] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   37.790261][  T456] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   37.790689][  T456] RBP: ffffc90000b17230 R08: ffff888009330800 R09: 0000000000000000
[   37.791123][  T456] R10: ffffc90000b175c8 R11: ffffffffa0650668 R12: 1ffff92000162e2c
[   37.791551][  T456] R13: 0000000000000044 R14: ffffc90000b17880 R15: ffff88800b57a6e0
[   37.791993][  T456] FS:  00007f9217698800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   37.792486][  T456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.792887][  T456] CR2: 00000000004e5aa8 CR3: 000000000c598003 CR4: 0000000000772ef0
[   37.793314][  T456] PKRU: 55555554
[   37.793534][  T456] Call Trace:
[   37.793760][  T456]  <TASK>
[ 37.793925][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.794225][ T456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.794510][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.794819][ T456] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.795106][ T456] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.795393][ T456] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.795706][ T456] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.796018][ T456] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.796381][ T456] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.796787][ T456] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.797077][ T456] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.797367][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.797656][ T456] ? __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) 
[ 37.797960][ T456] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.798313][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.798602][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.798897][ T456] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.799182][ T456] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.799480][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.799767][ T456] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.800069][ T456] ? __create_object (mm/kmemleak.c:771) 
[ 37.800367][ T456] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.800659][ T456] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.800955][ T456] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.801312][ T456] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.801606][ T456] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.801908][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.802227][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.802519][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.802825][ T456] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.803111][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.803405][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.803692][ T456] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.803994][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.804284][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.804577][ T456] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.804883][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.805169][ T456] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.805504][ T456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.805810][ T456] ? 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) 
[ 37.806103][ T456] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.806394][ T456] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.806680][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.806990][ T456] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.807284][ T456] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.807572][ T456] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.807878][ T456] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.808172][ T456] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.808460][ T456] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.808835][ T456] ___sys_sendmsg (net/socket.c:2670) 
[ 37.809126][ T456] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.809411][ T456] ? __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) 
[ 37.809768][ T456] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.810067][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.810360][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.810653][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.810952][ T456] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.811246][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.811542][ T456] __sys_sendmsg (net/socket.c:2700) 
[ 37.811839][ T456] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.812215][ T456] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.812512][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.812815][ T456] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.813105][ T456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.813461][  T456] RIP: 0033:0x7f92178651e7
[ 37.813762][ T456] 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)
[   37.814765][  T456] RSP: 002b:00007ffd6e475f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.815206][  T456] RAX: ffffffffffffffda RBX: 00007ffd6e476630 RCX: 00007f92178651e7
[   37.815655][  T456] RDX: 0000000000000000 RSI: 00007ffd6e475f70 RDI: 0000000000000005
[   37.816088][  T456] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.816511][  T456] R10: 00007f9217762ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.816943][  T456] R13: 00000000686e16af R14: 0000000000499600 R15: 0000000000000000
| [   37.822762][  T456] ------------[ cut here ]------------
| [ 37.823125][ T456] WARNING: CPU: 2 PID: 456 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) 
| [   37.823746][  T456] Modules linked in: 8021q vrf veth
| [   37.824723][  T456] Tainted: [W]=WARN
[   37.824973][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 37.825358][ T456] 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) 
[ 37.825696][ T456] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   37.826799][  T456] RSP: 0018:ffffc90000b16db0 EFLAGS: 00010246
[   37.827188][  T456] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   37.827651][  T456] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   37.828134][  T456] RBP: ffffc90000b16e98 R08: 0000000000000000 R09: 0000000000000000
[   37.828597][  T456] R10: ffffc90000b16ec8 R11: ffff888008a91000 R12: 1ffff92000162dba
[   37.829076][  T456] R13: 0000000000000044 R14: ffffc90000b16ec8 R15: 00000000000005dc
[   37.829568][  T456] FS:  00007f9217698800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   37.830127][  T456] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   37.830518][  T456] CR2: 00000000004e5aa8 CR3: 000000000c598003 CR4: 0000000000772ef0
[   37.830988][  T456] PKRU: 55555554
[   37.831228][  T456] Call Trace:
[   37.831465][  T456]  <TASK>
[ 37.831632][ T456] ? 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) 
[ 37.831963][ T456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.832285][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.832600][ T456] ? lock_acquire (./include/trace/events/lock.h:24 kernel/locking/lockdep.c:5834) 
[ 37.832957][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.833282][ T456] netif_set_mtu (net/core/dev.c:9652) 
[ 37.833596][ T456] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 37.833918][ T456] ? __try_to_del_timer_sync (kernel/time/timer.c:1452) 
[ 37.834247][ T456] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 37.834496][ T456] vlan_device_event (net/8021q/vlan.c:424) 8021q 
[ 37.834824][ T456] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 37.835143][ T456] ? packet_notifier (net/packet/af_packet.c:4286) 
[ 37.835467][ T456] ? __pfx_vlan_device_event (net/8021q/vlan.c:362) 8021q 
[ 37.835869][ T456] ? __pfx_packet_notifier (net/packet/af_packet.c:4236) 
[ 37.836206][ T456] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 37.836527][ T456] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 37.836852][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.837169][ T456] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 37.837478][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.837800][ T456] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 37.838114][ T456] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 37.838428][ T456] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 37.838744][ T456] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 37.839081][ T456] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 37.839471][ T456] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 37.839792][ T456] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 37.840104][ T456] ? __kernel_text_address (kernel/extable.c:79) 
[ 37.840418][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.840732][ T456] ? __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) 
[ 37.841059][ T456] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 37.841449][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.841763][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.842084][ T456] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 37.842397][ T456] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 37.842708][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.843031][ T456] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 37.843338][ T456] ? __create_object (mm/kmemleak.c:771) 
[ 37.843657][ T456] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 37.843987][ T456] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 37.844300][ T456] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 37.844683][ T456] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 37.845013][ T456] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 37.845330][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.845655][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.845984][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.846299][ T456] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 37.846613][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.846937][ T456] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 37.847248][ T456] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 37.847560][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.847919][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.848242][ T456] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 37.848555][ T456] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 37.848886][ T456] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 37.849209][ T456] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 37.849517][ T456] ? 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) 
[ 37.849842][ T456] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 37.850156][ T456] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 37.850464][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.850790][ T456] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 37.851113][ T456] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 37.851423][ T456] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 37.851744][ T456] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 37.852070][ T456] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 37.852382][ T456] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 37.852793][ T456] ___sys_sendmsg (net/socket.c:2670) 
[ 37.853107][ T456] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 37.853425][ T456] ? __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) 
[ 37.853825][ T456] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 37.854138][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.854453][ T456] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 37.854769][ T456] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 37.855092][ T456] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 37.855405][ T456] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 37.855746][ T456] __sys_sendmsg (net/socket.c:2700) 
[ 37.856064][ T456] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 37.856449][ T456] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 37.856772][ T456] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 37.857128][ T456] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 37.857441][ T456] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   37.857850][  T456] RIP: 0033:0x7f92178651e7
[ 37.858173][ T456] 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)
[   37.859270][  T456] RSP: 002b:00007ffd6e475f08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   37.859734][  T456] RAX: ffffffffffffffda RBX: 00007ffd6e476630 RCX: 00007f92178651e7
[   37.860232][  T456] RDX: 0000000000000000 RSI: 00007ffd6e475f70 RDI: 0000000000000005
[   37.860700][  T456] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   37.861172][  T456] R10: 00007f9217762ee8 R11: 0000000000000246 R12: 0000000000000004
[   37.861633][  T456] R13: 00000000686e16af R14: 0000000000499600 R15: 0000000000000000
| [   38.004600][  T457] ------------[ cut here ]------------
| [ 38.004937][ T457] WARNING: CPU: 3 PID: 457 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) 
| [   38.005502][  T457] Modules linked in: 8021q vrf veth
| [   38.006384][  T457] Tainted: [W]=WARN
[   38.006594][  T457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.006951][ T457] 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) 
[ 38.007239][ T457] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   38.008236][  T457] RSP: 0018:ffffc90000b77140 EFLAGS: 00010246
[   38.008589][  T457] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   38.009009][  T457] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   38.009424][  T457] RBP: ffffc90000b77230 R08: ffff8880029d6800 R09: 0000000000000000
[   38.009849][  T457] R10: ffffc90000b775c8 R11: ffffffffa0650668 R12: 1ffff9200016ee2c
[   38.010269][  T457] R13: 00000000000005dc R14: ffffc90000b77880 R15: ffff8880091f2de0
[   38.010682][  T457] FS:  00007f8bdf394800(0000) GS:ffff888094a37000(0000) knlGS:0000000000000000
[   38.011174][  T457] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.011523][  T457] CR2: 00000000004e5aa8 CR3: 000000000bcef005 CR4: 0000000000772ef0
[   38.011952][  T457] PKRU: 55555554
[   38.012163][  T457] Call Trace:
[   38.012371][  T457]  <TASK>
[ 38.012513][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.012810][ T457] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.013087][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.013372][ T457] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.013649][ T457] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.013942][ T457] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.014226][ T457] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.014511][ T457] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.014874][ T457] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.015153][ T457] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.015429][ T457] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.015730][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.016023][ T457] ? __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) 
[ 38.016306][ T457] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.016650][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.016941][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.017219][ T457] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.017500][ T457] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.017795][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.018082][ T457] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.018357][ T457] ? __create_object (mm/kmemleak.c:771) 
[ 38.018639][ T457] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.018928][ T457] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.019204][ T457] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.019550][ T457] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.019844][ T457] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.020136][ T457] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.020413][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.020694][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.020981][ T457] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.021258][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.021538][ T457] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.021825][ T457] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.022107][ T457] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.022394][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.022681][ T457] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.022971][ T457] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.023252][ T457] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.023542][ T457] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.023829][ T457] ? 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) 
[ 38.024112][ T457] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.024398][ T457] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.024675][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.024970][ T457] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.025253][ T457] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.025541][ T457] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.025839][ T457] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.026122][ T457] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.026407][ T457] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.026767][ T457] ___sys_sendmsg (net/socket.c:2670) 
[ 38.027069][ T457] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.027347][ T457] ? __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) 
[ 38.027694][ T457] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.027986][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.028268][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.028559][ T457] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.028849][ T457] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.029128][ T457] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.029415][ T457] __sys_sendmsg (net/socket.c:2700) 
[ 38.029691][ T457] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.030047][ T457] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.030340][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.030618][ T457] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.030916][ T457] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.031261][  T457] RIP: 0033:0x7f8bdf5611e7
[ 38.031548][ T457] 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)
[   38.032543][  T457] RSP: 002b:00007ffe588c2518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.032980][  T457] RAX: ffffffffffffffda RBX: 00007ffe588c2c40 RCX: 00007f8bdf5611e7
[   38.033397][  T457] RDX: 0000000000000000 RSI: 00007ffe588c2580 RDI: 0000000000000005
[   38.033822][  T457] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.034238][  T457] R10: 00007f8bdf45eee8 R11: 0000000000000246 R12: 0000000000000004
[   38.034659][  T457] R13: 00000000686e16af R14: 0000000000499600 R15: 0000000000000000
| [   38.308324][  T461] ------------[ cut here ]------------
| [ 38.308634][ T461] WARNING: CPU: 0 PID: 461 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) 
| [   38.309191][  T461] Modules linked in: 8021q vrf veth
| [   38.310055][  T461] Tainted: [W]=WARN
[   38.310265][  T461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.310609][ T461] 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) 
[ 38.310902][ T461] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   38.311896][  T461] RSP: 0018:ffffc90000b17140 EFLAGS: 00010246
[   38.312245][  T461] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   38.312656][  T461] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   38.313080][  T461] RBP: ffffc90000b17230 R08: ffff888009288800 R09: 0000000000000000
[   38.313493][  T461] R10: ffffc90000b175c8 R11: ffffffffa0650668 R12: 1ffff92000162e2c
[   38.313912][  T461] R13: 0000000000000043 R14: ffffc90000b17880 R15: ffff88800c595560
[   38.314322][  T461] FS:  00007fd558fa2800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   38.314810][  T461] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.315169][  T461] CR2: 00000000004e5aa8 CR3: 0000000009157003 CR4: 0000000000772ef0
[   38.315599][  T461] PKRU: 55555554
[   38.315814][  T461] Call Trace:
[   38.316023][  T461]  <TASK>
[ 38.316163][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.316442][ T461] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.316712][ T461] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.316997][ T461] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.317278][ T461] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.317554][ T461] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.317844][ T461] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.318124][ T461] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.318477][ T461] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.318752][ T461] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.319035][ T461] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.319316][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.319594][ T461] ? __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) 
[ 38.319875][ T461] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.320215][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.320491][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.320762][ T461] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.321043][ T461] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.321326][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.321601][ T461] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.321885][ T461] ? __create_object (mm/kmemleak.c:771) 
[ 38.322163][ T461] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.322437][ T461] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.322710][ T461] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.323061][ T461] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.323350][ T461] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.323627][ T461] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.323911][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.324191][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.324462][ T461] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.324738][ T461] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.325037][ T461] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.325309][ T461] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.325598][ T461] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.325882][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.326161][ T461] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.326435][ T461] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.326713][ T461] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.327005][ T461] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.327276][ T461] ? 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) 
[ 38.327559][ T461] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.327849][ T461] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.328124][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.328403][ T461] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.328681][ T461] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.328964][ T461] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.329245][ T461] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.329523][ T461] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.329811][ T461] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.330160][ T461] ___sys_sendmsg (net/socket.c:2670) 
[ 38.330430][ T461] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.330703][ T461] ? __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) 
[ 38.331052][ T461] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.331329][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.331614][ T461] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.331905][ T461] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.332180][ T461] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.332452][ T461] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.332735][ T461] __sys_sendmsg (net/socket.c:2700) 
[ 38.333017][ T461] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.333358][ T461] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.333644][ T461] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.333937][ T461] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.334213][ T461] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.334552][  T461] RIP: 0033:0x7fd55916f1e7
[ 38.334849][ T461] 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)
[   38.335853][  T461] RSP: 002b:00007ffdaac13618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.336270][  T461] RAX: ffffffffffffffda RBX: 00007ffdaac13d40 RCX: 00007fd55916f1e7
[   38.336683][  T461] RDX: 0000000000000000 RSI: 00007ffdaac13680 RDI: 0000000000000005
[   38.337103][  T461] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.337520][  T461] R10: 00007fd55906cee8 R11: 0000000000000246 R12: 0000000000000004
[   38.337939][  T461] R13: 00000000686e16b0 R14: 0000000000499600 R15: 0000000000000000
| [   38.459351][  T462] ------------[ cut here ]------------
| [ 38.459730][ T462] WARNING: CPU: 2 PID: 462 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) 
| [   38.460311][  T462] Modules linked in: 8021q vrf veth
| [   38.461209][  T462] Tainted: [W]=WARN
[   38.461434][  T462] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 38.461817][ T462] 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) 
[ 38.462115][ T462] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   38.463615][  T462] RSP: 0018:ffffc90000b97140 EFLAGS: 00010246
[   38.463993][  T462] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   38.464425][  T462] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   38.464884][  T462] RBP: ffffc90000b97230 R08: ffff8880051c3800 R09: 0000000000000000
[   38.465318][  T462] R10: ffffc90000b975c8 R11: ffffffffa0650668 R12: 1ffff92000172e2c
[   38.465797][  T462] R13: 00000000000005dc R14: ffffc90000b97880 R15: ffff88800c596360
[   38.466256][  T462] FS:  00007f67158ce800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   38.466771][  T462] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   38.467148][  T462] CR2: 00000000004e5aa8 CR3: 000000000974d004 CR4: 0000000000772ef0
[   38.467595][  T462] PKRU: 55555554
[   38.467830][  T462] Call Trace:
[   38.468048][  T462]  <TASK>
[ 38.468208][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.468502][ T462] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 38.468806][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.469097][ T462] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 38.469409][ T462] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 38.469703][ T462] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 38.470030][ T462] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 38.470334][ T462] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 38.470719][ T462] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 38.471023][ T462] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 38.471438][ T462] ? __kernel_text_address (kernel/extable.c:79) 
[ 38.471753][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.472072][ T462] ? __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) 
[ 38.472360][ T462] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 38.472721][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.473042][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.473346][ T462] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 38.473633][ T462] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 38.473935][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.474225][ T462] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 38.474511][ T462] ? __create_object (mm/kmemleak.c:771) 
[ 38.474814][ T462] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 38.475127][ T462] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 38.475414][ T462] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 38.475794][ T462] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 38.476091][ T462] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 38.476384][ T462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.476670][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.476975][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.477271][ T462] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 38.477554][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.477853][ T462] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 38.478141][ T462] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 38.478435][ T462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.478725][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.479027][ T462] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 38.479318][ T462] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 38.479617][ T462] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 38.479926][ T462] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 38.480214][ T462] ? 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) 
[ 38.480502][ T462] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 38.480801][ T462] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 38.481088][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.481379][ T462] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 38.481679][ T462] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 38.481996][ T462] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 38.482294][ T462] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 38.482587][ T462] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 38.482885][ T462] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 38.483258][ T462] ___sys_sendmsg (net/socket.c:2670) 
[ 38.483572][ T462] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 38.483882][ T462] ? __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) 
[ 38.484255][ T462] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 38.484549][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.484867][ T462] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 38.485160][ T462] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 38.485471][ T462] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 38.485763][ T462] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 38.486101][ T462] __sys_sendmsg (net/socket.c:2700) 
[ 38.486387][ T462] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 38.486754][ T462] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 38.487068][ T462] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 38.487367][ T462] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 38.487669][ T462] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   38.488044][  T462] RIP: 0033:0x7f6715a9b1e7
[ 38.488371][ T462] 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)
[   38.489394][  T462] RSP: 002b:00007ffe4cf0f798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   38.489852][  T462] RAX: ffffffffffffffda RBX: 00007ffe4cf0fec0 RCX: 00007f6715a9b1e7
[   38.490305][  T462] RDX: 0000000000000000 RSI: 00007ffe4cf0f800 RDI: 0000000000000005
[   38.490732][  T462] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   38.491171][  T462] R10: 00007f6715998ee8 R11: 0000000000000246 R12: 0000000000000004
[   38.491608][  T462] R13: 00000000686e16b0 R14: 0000000000499600 R15: 0000000000000000
| [   39.282908][  T484] ------------[ cut here ]------------
| [ 39.283223][ T484] WARNING: CPU: 0 PID: 484 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) 
| [   39.283769][  T484] Modules linked in: 8021q vrf veth
| [   39.285994][  T484] Tainted: [W]=WARN
[   39.286203][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.286543][ T484] 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) 
[ 39.286848][ T484] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   39.287854][  T484] RSP: 0018:ffffc90000c17140 EFLAGS: 00010246
[   39.288203][  T484] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   39.288610][  T484] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   39.289036][  T484] RBP: ffffc90000c17230 R08: ffff88800a6da000 R09: 0000000000000000
[   39.289470][  T484] R10: ffffc90000c175c8 R11: ffffffffa0650668 R12: 1ffff92000182e2c
[   39.289895][  T484] R13: 0000000000000044 R14: ffffc90000c17880 R15: ffff88800a53c060
[   39.290311][  T484] FS:  00007f78ce650800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   39.290807][  T484] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.291152][  T484] CR2: 00000000004e5aa0 CR3: 0000000009888003 CR4: 0000000000772ef0
[   39.291574][  T484] PKRU: 55555554
[   39.291793][  T484] Call Trace:
[   39.291998][  T484]  <TASK>
[ 39.292139][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.292417][ T484] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.292692][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.292980][ T484] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.293256][ T484] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.293531][ T484] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.293818][ T484] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.294100][ T484] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.294454][ T484] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.294733][ T484] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.295017][ T484] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.295293][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.295581][ T484] ? __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) 
[ 39.295866][ T484] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.296205][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.296482][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.296759][ T484] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.297053][ T484] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.297331][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.297610][ T484] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.297902][ T484] ? __create_object (mm/kmemleak.c:771) 
[ 39.298184][ T484] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.298461][ T484] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.298741][ T484] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.299095][ T484] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.299378][ T484] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.299667][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.299953][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.300232][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.300511][ T484] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.300798][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.301076][ T484] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.301348][ T484] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.301627][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.301916][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.302199][ T484] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.302477][ T484] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.302756][ T484] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.303056][ T484] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.303329][ T484] ? 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) 
[ 39.303604][ T484] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.303888][ T484] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.304163][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.304444][ T484] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.304725][ T484] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.305007][ T484] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.305290][ T484] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.305583][ T484] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.305882][ T484] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.306234][ T484] ___sys_sendmsg (net/socket.c:2670) 
[ 39.306508][ T484] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.306800][ T484] ? __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) 
[ 39.307147][ T484] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.307426][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.307710][ T484] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.308071][ T484] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.308368][ T484] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.308663][ T484] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.308968][ T484] __sys_sendmsg (net/socket.c:2700) 
[ 39.309282][ T484] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.309641][ T484] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.309959][ T484] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.310253][ T484] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.310546][ T484] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.310914][  T484] RIP: 0033:0x7f78ce81d1e7
[ 39.311213][ T484] 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)
[   39.312265][  T484] RSP: 002b:00007fff3790f2c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.312711][  T484] RAX: ffffffffffffffda RBX: 00007fff3790f9f0 RCX: 00007f78ce81d1e7
[   39.313158][  T484] RDX: 0000000000000000 RSI: 00007fff3790f330 RDI: 0000000000000005
[   39.313596][  T484] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.314045][  T484] R10: 00007f78ce71aee8 R11: 0000000000000246 R12: 0000000000000004
[   39.314483][  T484] R13: 00000000686e16b1 R14: 0000000000499600 R15: 0000000000000000
| [   39.576379][  T488] ------------[ cut here ]------------
| [ 39.576685][ T488] WARNING: CPU: 0 PID: 488 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) 
| [   39.577447][  T488] Modules linked in: 8021q vrf veth
| [   39.578366][  T488] Tainted: [W]=WARN
[   39.578586][  T488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.578954][ T488] 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) 
[ 39.579256][ T488] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   39.580314][  T488] RSP: 0018:ffffc90000bf7140 EFLAGS: 00010246
[   39.580680][  T488] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   39.581128][  T488] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   39.581564][  T488] RBP: ffffc90000bf7230 R08: ffff88800a7f2000 R09: 0000000000000000
[   39.582003][  T488] R10: ffffc90000bf75c8 R11: ffffffffa0650668 R12: 1ffff9200017ee2c
[   39.582440][  T488] R13: 0000000000000044 R14: ffffc90000bf7880 R15: ffff8880052cf4e0
[   39.582885][  T488] FS:  00007f3146b02800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   39.583403][  T488] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.583771][  T488] CR2: 00000000004e7370 CR3: 000000000dc07001 CR4: 0000000000772ef0
[   39.584233][  T488] PKRU: 55555554
[   39.584461][  T488] Call Trace:
[   39.584675][  T488]  <TASK>
[ 39.584832][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.585126][ T488] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.585413][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.585716][ T488] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.586033][ T488] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.586350][ T488] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.586651][ T488] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.586958][ T488] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.587327][ T488] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.587614][ T488] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.587911][ T488] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.588206][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.588500][ T488] ? __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) 
[ 39.588803][ T488] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.589171][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.589463][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.589751][ T488] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.590064][ T488] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.590359][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.590651][ T488] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.590954][ T488] ? __create_object (mm/kmemleak.c:771) 
[ 39.591246][ T488] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.591539][ T488] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.591838][ T488] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.592200][ T488] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.592497][ T488] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.592801][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.593088][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.593390][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.593680][ T488] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.593977][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.594268][ T488] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.594555][ T488] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.594855][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.595150][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.595464][ T488] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.595763][ T488] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.596062][ T488] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.596367][ T488] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.596657][ T488] ? 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) 
[ 39.596956][ T488] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.597250][ T488] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.597546][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.597854][ T488] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.598146][ T488] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.598437][ T488] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.598733][ T488] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.599035][ T488] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.599324][ T488] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.599704][ T488] ___sys_sendmsg (net/socket.c:2670) 
[ 39.600002][ T488] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.600291][ T488] ? __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) 
[ 39.600652][ T488] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.600953][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.601247][ T488] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.601541][ T488] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.601840][ T488] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.602136][ T488] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.602433][ T488] __sys_sendmsg (net/socket.c:2700) 
[ 39.602723][ T488] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.603091][ T488] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.603393][ T488] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.603688][ T488] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.603992][ T488] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.604356][  T488] RIP: 0033:0x7f3146ccf1e7
[ 39.604657][ T488] 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)
[   39.605714][  T488] RSP: 002b:00007ffeaaa74d78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.606168][  T488] RAX: ffffffffffffffda RBX: 00007ffeaaa754a0 RCX: 00007f3146ccf1e7
[   39.606602][  T488] RDX: 0000000000000000 RSI: 00007ffeaaa74de0 RDI: 0000000000000005
[   39.607045][  T488] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.607481][  T488] R10: 00007f3146bccee8 R11: 0000000000000246 R12: 0000000000000004
[   39.607924][  T488] R13: 00000000686e16b1 R14: 0000000000499600 R15: 0000000000000000
| [   39.852632][  T492] ------------[ cut here ]------------
| [ 39.853503][ T492] WARNING: CPU: 2 PID: 492 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) 
| [   39.854171][  T492] Modules linked in: 8021q vrf veth
| [   39.855182][  T492] Tainted: [W]=WARN
[   39.855437][  T492] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 39.855877][ T492] 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) 
[ 39.856219][ T492] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   39.857362][  T492] RSP: 0018:ffffc900004b7140 EFLAGS: 00010246
[   39.857788][  T492] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   39.858273][  T492] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   39.858757][  T492] RBP: ffffc900004b7230 R08: ffff888005108800 R09: 0000000000000000
[   39.859261][  T492] R10: ffffc900004b75c8 R11: ffffffffa0650668 R12: 1ffff92000096e2c
[   39.859742][  T492] R13: 0000000000000044 R14: ffffc900004b7880 R15: ffff88800b579fe0
[   39.860236][  T492] FS:  00007fc291bab800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   39.860810][  T492] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   39.861229][  T492] CR2: 00000000004e5aa8 CR3: 000000000c584005 CR4: 0000000000772ef0
[   39.861720][  T492] PKRU: 55555554
[   39.862007][  T492] Call Trace:
[   39.862262][  T492]  <TASK>
[ 39.862437][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.862772][ T492] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 39.863114][ T492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.863448][ T492] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 39.863814][ T492] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 39.864148][ T492] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 39.864480][ T492] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 39.864827][ T492] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 39.865271][ T492] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 39.865586][ T492] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 39.865905][ T492] ? __kernel_text_address (kernel/extable.c:79) 
[ 39.866214][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.866525][ T492] ? __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) 
[ 39.866840][ T492] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 39.867215][ T492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.867518][ T492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.867829][ T492] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 39.868138][ T492] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 39.868442][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.868746][ T492] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 39.869055][ T492] ? __create_object (mm/kmemleak.c:771) 
[ 39.869361][ T492] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 39.869668][ T492] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 39.869986][ T492] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 39.870362][ T492] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 39.870682][ T492] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 39.870999][ T492] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.871300][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.871606][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.871919][ T492] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 39.872219][ T492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.872526][ T492] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 39.872832][ T492] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 39.873138][ T492] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.873444][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.873752][ T492] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 39.874063][ T492] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 39.874367][ T492] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 39.874680][ T492] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 39.874990][ T492] ? 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) 
[ 39.875298][ T492] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 39.875625][ T492] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 39.875998][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.876346][ T492] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 39.876656][ T492] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 39.876970][ T492] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 39.877279][ T492] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 39.877591][ T492] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 39.877902][ T492] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 39.878286][ T492] ___sys_sendmsg (net/socket.c:2670) 
[ 39.878586][ T492] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 39.878895][ T492] ? __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) 
[ 39.879269][ T492] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 39.879575][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.879923][ T492] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 39.880241][ T492] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 39.880543][ T492] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 39.880852][ T492] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 39.881166][ T492] __sys_sendmsg (net/socket.c:2700) 
[ 39.881464][ T492] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 39.881845][ T492] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 39.882167][ T492] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 39.882472][ T492] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 39.882842][ T492] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   39.883249][  T492] RIP: 0033:0x7fc291d781e7
[ 39.883587][ T492] 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)
[   39.884734][  T492] RSP: 002b:00007ffe200ad798 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   39.885238][  T492] RAX: ffffffffffffffda RBX: 00007ffe200adec0 RCX: 00007fc291d781e7
[   39.885736][  T492] RDX: 0000000000000000 RSI: 00007ffe200ad800 RDI: 0000000000000005
[   39.886230][  T492] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   39.886721][  T492] R10: 00007fc291c75ee8 R11: 0000000000000246 R12: 0000000000000004
[   39.887214][  T492] R13: 00000000686e16b1 R14: 0000000000499600 R15: 0000000000000000
| [   40.125852][  T496] ------------[ cut here ]------------
| [ 40.126173][ T496] WARNING: CPU: 0 PID: 496 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) 
| [   40.126748][  T496] Modules linked in: 8021q vrf veth
| [   40.127664][  T496] Tainted: [W]=WARN
[   40.127897][  T496] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 40.128261][ T496] 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) 
[ 40.128560][ T496] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   40.130498][  T496] RSP: 0018:ffffc90000b77140 EFLAGS: 00010246
[   40.130938][  T496] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   40.131375][  T496] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   40.131832][  T496] RBP: ffffc90000b77230 R08: ffff88800a63a000 R09: 0000000000000000
[   40.132271][  T496] R10: ffffc90000b775c8 R11: ffffffffa0650668 R12: 1ffff9200016ee2c
[   40.132706][  T496] R13: 0000000000000044 R14: ffffc90000b77880 R15: ffff88800b579560
[   40.133142][  T496] FS:  00007f6cd9341800(0000) GS:ffff8880948b7000(0000) knlGS:0000000000000000
[   40.133650][  T496] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   40.134031][  T496] CR2: 00000000004e7378 CR3: 000000000a4ff001 CR4: 0000000000772ef0
[   40.134473][  T496] PKRU: 55555554
[   40.134695][  T496] Call Trace:
[   40.134923][  T496]  <TASK>
[ 40.135073][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.135372][ T496] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 40.135676][ T496] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.135986][ T496] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 40.136278][ T496] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 40.136614][ T496] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 40.136918][ T496] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 40.137216][ T496] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 40.137583][ T496] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 40.137884][ T496] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 40.138172][ T496] ? __kernel_text_address (kernel/extable.c:79) 
[ 40.138463][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.138757][ T496] ? __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) 
[ 40.139055][ T496] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 40.139416][ T496] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.139716][ T496] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.140012][ T496] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 40.140310][ T496] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 40.140601][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.140901][ T496] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 40.141194][ T496] ? __create_object (mm/kmemleak.c:771) 
[ 40.141488][ T496] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 40.141790][ T496] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 40.142081][ T496] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 40.142449][ T496] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 40.142746][ T496] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 40.143052][ T496] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.143341][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.143639][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.143939][ T496] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 40.144227][ T496] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.144518][ T496] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 40.144823][ T496] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 40.145114][ T496] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.145407][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.145715][ T496] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 40.146015][ T496] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 40.146307][ T496] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 40.146606][ T496] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 40.146906][ T496] ? 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) 
[ 40.147196][ T496] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 40.147487][ T496] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 40.147773][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.148076][ T496] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 40.148368][ T496] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 40.148659][ T496] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 40.148970][ T496] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 40.149265][ T496] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 40.149555][ T496] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 40.149939][ T496] ___sys_sendmsg (net/socket.c:2670) 
[ 40.150229][ T496] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 40.150551][ T496] ? __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) 
[ 40.150923][ T496] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 40.151229][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.151523][ T496] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 40.151828][ T496] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 40.152121][ T496] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 40.152412][ T496] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 40.152709][ T496] __sys_sendmsg (net/socket.c:2700) 
[ 40.153006][ T496] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 40.153368][ T496] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 40.153680][ T496] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 40.153983][ T496] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 40.154278][ T496] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   40.154671][  T496] RIP: 0033:0x7f6cd950e1e7
[ 40.154983][ T496] 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)
[   40.156045][  T496] RSP: 002b:00007fff9bcae918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   40.156486][  T496] RAX: ffffffffffffffda RBX: 00007fff9bcaf040 RCX: 00007f6cd950e1e7
[   40.156926][  T496] RDX: 0000000000000000 RSI: 00007fff9bcae980 RDI: 0000000000000005
[   40.157381][  T496] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   40.157832][  T496] R10: 00007f6cd940bee8 R11: 0000000000000246 R12: 0000000000000004
[   40.158276][  T496] R13: 00000000686e16b1 R14: 0000000000499600 R15: 0000000000000000
| [   41.573423][  T501] ------------[ cut here ]------------
| [ 41.573803][ T501] WARNING: CPU: 2 PID: 501 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) 
| [   41.574414][  T501] Modules linked in: 8021q vrf veth
| [   41.576764][  T501] Tainted: [W]=WARN
[   41.577033][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.577409][ T501] 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) 
[ 41.577725][ T501] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   41.578863][  T501] RSP: 0018:ffffc90000c47140 EFLAGS: 00010246
[   41.579284][  T501] RAX: 0000000000000000 RBX: ffff88800b724000 RCX: 0000000000000001
[   41.579770][  T501] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   41.580270][  T501] RBP: ffffc90000c47230 R08: ffff88800dc7a000 R09: 0000000000000000
[   41.580758][  T501] R10: ffffc90000c475c8 R11: ffffffffa0650668 R12: 1ffff92000188e2c
[   41.581256][  T501] R13: 0000000000000044 R14: ffffc90000c47880 R15: ffff88800a53d560
[   41.581743][  T501] FS:  00007f1674ecd800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   41.582325][  T501] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.582767][  T501] CR2: 00000000004e7370 CR3: 00000000093f1001 CR4: 0000000000772ef0
[   41.583240][  T501] PKRU: 55555554
[   41.583474][  T501] Call Trace:
[   41.583705][  T501]  <TASK>
[ 41.583880][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.584189][ T501] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.584495][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.584811][ T501] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.585116][ T501] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.585423][ T501] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.585747][ T501] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.586068][ T501] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.586452][ T501] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.586759][ T501] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.587071][ T501] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.587375][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.587679][ T501] ? __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) 
[ 41.587993][ T501] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.588367][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.588676][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.588990][ T501] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.589298][ T501] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.589600][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.589911][ T501] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.590211][ T501] ? __create_object (mm/kmemleak.c:771) 
[ 41.590516][ T501] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.590830][ T501] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.591134][ T501] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.591509][ T501] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.591837][ T501] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.592178][ T501] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.592486][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.592805][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.593114][ T501] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.593415][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.593722][ T501] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.594050][ T501] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.594360][ T501] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.594672][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.594994][ T501] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.595323][ T501] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.595641][ T501] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.595973][ T501] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.596280][ T501] ? 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) 
[ 41.596587][ T501] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.596905][ T501] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.597212][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.597527][ T501] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.597845][ T501] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.598155][ T501] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.598469][ T501] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.598788][ T501] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.599093][ T501] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.599473][ T501] ___sys_sendmsg (net/socket.c:2670) 
[ 41.599787][ T501] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.600094][ T501] ? __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) 
[ 41.600470][ T501] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.600818][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.601127][ T501] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.601437][ T501] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.601739][ T501] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.602083][ T501] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.602396][ T501] __sys_sendmsg (net/socket.c:2700) 
[ 41.602699][ T501] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.603084][ T501] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.603400][ T501] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.603707][ T501] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.604022][ T501] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.604402][  T501] RIP: 0033:0x7f167509a1e7
[ 41.604715][ T501] 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)
[   41.605800][  T501] RSP: 002b:00007ffc62db1b38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.606312][  T501] RAX: ffffffffffffffda RBX: 00007ffc62db2260 RCX: 00007f167509a1e7
[   41.606810][  T501] RDX: 0000000000000000 RSI: 00007ffc62db1ba0 RDI: 0000000000000005
[   41.607301][  T501] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.607795][  T501] R10: 00007f1674f97ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.608289][  T501] R13: 00000000686e16b3 R14: 0000000000499600 R15: 0000000000000000
| [   41.729433][  T502] ------------[ cut here ]------------
| [ 41.729818][ T502] WARNING: CPU: 2 PID: 502 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) 
| [   41.730421][  T502] Modules linked in: 8021q vrf veth
| [   41.731371][  T502] Tainted: [W]=WARN
[   41.731608][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.731991][ T502] 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) 
[ 41.732307][ T502] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   41.733397][  T502] RSP: 0018:ffffc90000c47140 EFLAGS: 00010246
[   41.733788][  T502] RAX: 0000000000000000 RBX: ffff888002ae9000 RCX: 0000000000000001
[   41.734237][  T502] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   41.734688][  T502] RBP: ffffc90000c47230 R08: ffff888004fd5000 R09: 0000000000000000
[   41.735152][  T502] R10: ffffc90000c475c8 R11: ffffffffa0650668 R12: 1ffff92000188e2c
[   41.735623][  T502] R13: 00000000000005dc R14: ffffc90000c47880 R15: ffff88800a53f860
[   41.736078][  T502] FS:  00007f1019147800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   41.736601][  T502] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.736989][  T502] CR2: 00000000004e5aa0 CR3: 000000000dc01002 CR4: 0000000000772ef0
[   41.737444][  T502] PKRU: 55555554
[   41.737678][  T502] Call Trace:
[   41.737916][  T502]  <TASK>
[ 41.738109][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.738421][ T502] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.738724][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.739045][ T502] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.739375][ T502] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.739688][ T502] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.740003][ T502] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.740314][ T502] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.740690][ T502] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.741004][ T502] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.741303][ T502] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.741610][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.741933][ T502] ? __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) 
[ 41.742243][ T502] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.742612][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.742925][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.743283][ T502] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.743621][ T502] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.743966][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.744307][ T502] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.744634][ T502] ? __create_object (mm/kmemleak.c:771) 
[ 41.744977][ T502] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.745310][ T502] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.745644][ T502] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.746058][ T502] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.746396][ T502] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.746730][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.747071][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.747410][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.747742][ T502] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.748096][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.748415][ T502] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.748742][ T502] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.749084][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.749427][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.749759][ T502] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.750104][ T502] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.750438][ T502] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.750790][ T502] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.751122][ T502] ? 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) 
[ 41.751459][ T502] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.751814][ T502] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.752148][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.752481][ T502] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.752833][ T502] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.753165][ T502] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.753502][ T502] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.753846][ T502] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.754178][ T502] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.754598][ T502] ___sys_sendmsg (net/socket.c:2670) 
[ 41.754944][ T502] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.755274][ T502] ? __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) 
[ 41.755700][ T502] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.756044][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.756380][ T502] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.756753][ T502] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.757086][ T502] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.757393][ T502] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.757707][ T502] __sys_sendmsg (net/socket.c:2700) 
[ 41.758022][ T502] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.758400][ T502] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.758715][ T502] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.759034][ T502] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.759345][ T502] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.759718][  T502] RIP: 0033:0x7f10193141e7
[ 41.760066][ T502] 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)
[   41.761113][  T502] RSP: 002b:00007ffe94c90878 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.761577][  T502] RAX: ffffffffffffffda RBX: 00007ffe94c90fa0 RCX: 00007f10193141e7
[   41.762033][  T502] RDX: 0000000000000000 RSI: 00007ffe94c908e0 RDI: 0000000000000005
[   41.762474][  T502] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.762925][  T502] R10: 00007f1019211ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.763371][  T502] R13: 00000000686e16b3 R14: 0000000000499600 R15: 0000000000000000
| [   41.870528][  T503] ------------[ cut here ]------------
| [ 41.870892][ T503] WARNING: CPU: 2 PID: 503 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) 
| [   41.871456][  T503] Modules linked in: 8021q vrf veth
| [   41.872357][  T503] Tainted: [W]=WARN
[   41.872581][  T503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 41.872945][ T503] 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) 
[ 41.873246][ T503] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   41.874242][  T503] RSP: 0018:ffffc90000c57140 EFLAGS: 00010246
[   41.874600][  T503] RAX: 0000000000000000 RBX: ffff888008aa1000 RCX: 0000000000000001
[   41.875037][  T503] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   41.875509][  T503] RBP: ffffc90000c57230 R08: ffff88800bde5000 R09: 0000000000000000
[   41.875947][  T503] R10: ffffc90000c575c8 R11: ffffffffa0650668 R12: 1ffff9200018ae2c
[   41.876391][  T503] R13: 0000000000000044 R14: ffffc90000c57880 R15: ffff8880052ce360
[   41.876861][  T503] FS:  00007f858af19800(0000) GS:ffff8880949b7000(0000) knlGS:0000000000000000
[   41.877365][  T503] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   41.877720][  T503] CR2: 00000000004e7378 CR3: 0000000009308004 CR4: 0000000000772ef0
[   41.878293][  T503] PKRU: 55555554
[   41.878695][  T503] Call Trace:
[   41.879150][  T503]  <TASK>
[ 41.879503][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.879954][ T503] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 41.880413][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.880837][ T503] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 41.881247][ T503] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 41.881657][ T503] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 41.882084][ T503] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 41.882428][ T503] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 41.882806][ T503] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 41.883102][ T503] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 41.883386][ T503] ? __kernel_text_address (kernel/extable.c:79) 
[ 41.883677][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.883978][ T503] ? __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) 
[ 41.884267][ T503] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 41.884616][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.884925][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.885211][ T503] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 41.885510][ T503] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 41.885818][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.886113][ T503] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 41.886397][ T503] ? __create_object (mm/kmemleak.c:771) 
[ 41.886687][ T503] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 41.886988][ T503] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 41.887284][ T503] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 41.887636][ T503] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 41.887942][ T503] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 41.888234][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.888522][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.888825][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.889116][ T503] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 41.889407][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.889698][ T503] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 41.890001][ T503] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 41.890292][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.890582][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.890887][ T503] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 41.891174][ T503] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 41.891462][ T503] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 41.891766][ T503] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 41.892065][ T503] ? 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) 
[ 41.892353][ T503] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 41.892642][ T503] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 41.892938][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.893232][ T503] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 41.893523][ T503] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 41.893833][ T503] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 41.894168][ T503] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 41.894460][ T503] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 41.894745][ T503] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 41.895123][ T503] ___sys_sendmsg (net/socket.c:2670) 
[ 41.895410][ T503] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 41.895708][ T503] ? __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) 
[ 41.896086][ T503] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 41.896376][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.896670][ T503] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 41.896972][ T503] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 41.897291][ T503] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 41.897577][ T503] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 41.897895][ T503] __sys_sendmsg (net/socket.c:2700) 
[ 41.898214][ T503] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 41.898571][ T503] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 41.898886][ T503] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 41.899177][ T503] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 41.899467][ T503] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   41.899828][  T503] RIP: 0033:0x7f858b0e61e7
[ 41.900130][ T503] 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)
[   41.901139][  T503] RSP: 002b:00007ffdf09b6068 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   41.901565][  T503] RAX: ffffffffffffffda RBX: 00007ffdf09b6790 RCX: 00007f858b0e61e7
[   41.902003][  T503] RDX: 0000000000000000 RSI: 00007ffdf09b60d0 RDI: 0000000000000005
[   41.902438][  T503] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   41.902895][  T503] R10: 00007f858afe3ee8 R11: 0000000000000246 R12: 0000000000000004
[   41.903339][  T503] R13: 00000000686e16b3 R14: 0000000000499600 R15: 0000000000000000
| [   42.021977][  T504] ------------[ cut here ]------------
| [ 42.022291][ T504] WARNING: CPU: 1 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) 
| [   42.022850][  T504] Modules linked in: 8021q vrf veth
| [   42.023704][  T504] Tainted: [W]=WARN
[   42.023925][  T504] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 42.024268][ 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) 
[ 42.024551][ T504] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 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 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   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 1a 63 7b 00       	call   0x7b633b
  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
[   42.025564][  T504] RSP: 0018:ffffc90000c57140 EFLAGS: 00010246
[   42.025932][  T504] RAX: 0000000000000000 RBX: ffff888008a91000 RCX: 0000000000000001
[   42.026346][  T504] RDX: 0000000000000000 RSI: ffffffff9f89b941 RDI: ffffffff9f0555e0
[   42.026757][  T504] RBP: ffffc90000c57230 R08: ffff888009a83800 R09: 0000000000000000
[   42.028495][  T504] R10: ffffc90000c575c8 R11: ffffffffa0650668 R12: 1ffff9200018ae2c
[   42.029065][  T504] R13: 00000000000005dc R14: ffffc90000c57880 R15: ffff8880052cf860
[   42.029479][  T504] FS:  00007fda2821e800(0000) GS:ffff888094937000(0000) knlGS:0000000000000000
[   42.029979][  T504] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   42.030336][  T504] CR2: 00000000004e5aa8 CR3: 0000000008efa002 CR4: 0000000000772ef0
[   42.030748][  T504] PKRU: 55555554
[   42.030963][  T504] Call Trace:
[   42.031172][  T504]  <TASK>
[ 42.031313][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.031591][ T504] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 42.031873][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.032167][ T504] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 42.032441][ T504] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 42.032741][ T504] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 42.033038][ T504] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 42.033320][ T504] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 42.033668][ T504] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 42.033966][ T504] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 42.034250][ T504] ? __kernel_text_address (kernel/extable.c:79) 
[ 42.034529][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.034815][ 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) 
[ 42.035096][ T504] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 42.035440][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.035730][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.036016][ T504] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 42.036295][ T504] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 42.036570][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.036857][ T504] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 42.037133][ T504] ? __create_object (mm/kmemleak.c:771) 
[ 42.037410][ T504] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 42.037687][ T504] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 42.037983][ T504] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 42.038342][ T504] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 42.038625][ T504] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 42.038917][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.039194][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.039474][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.039749][ T504] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 42.040028][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.040304][ T504] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 42.040582][ T504] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 42.040870][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.041150][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.041431][ T504] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 42.041714][ T504] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 42.042011][ T504] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 42.042296][ T504] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 42.042577][ 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) 
[ 42.042867][ T504] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 42.043145][ T504] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 42.043419][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.043704][ T504] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 42.043990][ T504] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 42.044266][ T504] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 42.044550][ T504] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 42.044851][ T504] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 42.045125][ T504] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 42.045490][ T504] ___sys_sendmsg (net/socket.c:2670) 
[ 42.045762][ T504] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 42.046059][ 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) 
[ 42.046410][ T504] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 42.046698][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.046986][ T504] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 42.047268][ T504] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 42.047548][ 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) 
[ 42.047830][ T504] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 42.048113][ T504] __sys_sendmsg (net/socket.c:2700) 
[ 42.048387][ T504] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 42.048733][ T504] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 42.049039][ T504] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 42.049319][ T504] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 42.049598][ T504] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   42.049962][  T504] RIP: 0033:0x7fda283eb1e7
[ 42.050250][ 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)
[   42.051274][  T504] RSP: 002b:00007ffe87f31758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   42.051691][  T504] RAX: ffffffffffffffda RBX: 00007ffe87f31e80 RCX: 00007fda283eb1e7
[   42.052112][  T504] RDX: 0000000000000000 RSI: 00007ffe87f317c0 RDI: 0000000000000005
[   42.052525][  T504] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   42.052956][  T504] R10: 00007fda282e8ee8 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