======================================
| 0
| xx__-> [   61.716865][  T786] ------------[ cut here ]------------
| [ 61.717266][ T786] WARNING: CPU: 3 PID: 786 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) 
| [   61.717837][  T786] Modules linked in: act_gact cls_flower sch_ingress vrf veth
[   61.718923][  T786] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.719279][ T786] 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) 
[ 61.719574][ T786] 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
[   61.720580][  T786] RSP: 0018:ffffc90001317140 EFLAGS: 00010246
[   61.720936][  T786] RAX: 0000000000000000 RBX: ffff88800c2c9000 RCX: 0000000000000001
[   61.721352][  T786] RDX: 0000000000000000 RSI: ffffffffb529b941 RDI: ffffffffb4a555e0
[   61.721807][  T786] RBP: ffffc90001317230 R08: ffff88800bb55000 R09: 0000000000000000
[   61.722223][  T786] R10: ffffc900013175c8 R11: ffffffffb6050668 R12: 1ffff92000262e2c
[   61.722650][  T786] R13: 0000000000000500 R14: ffffc90001317880 R15: ffff888009065fe0
[   61.723069][  T786] FS:  00007f53e553e800(0000) GS:ffff88807f037000(0000) knlGS:0000000000000000
[   61.723563][  T786] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.723915][  T786] CR2: 00000000004e5ab0 CR3: 000000000eda5003 CR4: 0000000000772ef0
[   61.724333][  T786] PKRU: 55555554
[   61.724873][  T786] Call Trace:
[   61.725087][  T786]  <TASK>
[ 61.725232][ T786] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.725528][ T786] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.725804][ T786] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.726090][ T786] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 61.726372][ T786] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 61.726660][ T786] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 61.726945][ T786] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 61.727233][ T786] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.727593][ T786] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.727877][ T786] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.728151][ T786] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.728428][ T786] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.728720][ T786] ? __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) 
[ 61.729008][ T786] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.729349][ T786] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.729634][ T786] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.729904][ T786] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.730176][ T786] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.730453][ T786] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.730736][ T786] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.731014][ T786] ? __create_object (mm/kmemleak.c:771) 
[ 61.731292][ T786] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.731587][ T786] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.731869][ T786] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.732213][ T786] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.732511][ T786] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.732795][ T786] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.733068][ T786] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.733355][ T786] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.733643][ T786] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.733915][ T786] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.734190][ T786] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.734462][ T786] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.734751][ T786] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.735029][ T786] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.735308][ T786] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.735602][ T786] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.735879][ T786] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.736163][ T786] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.736437][ T786] ? 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) 
[ 61.736725][ T786] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.737002][ T786] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.737279][ T786] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.737570][ T786] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.737849][ T786] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.738122][ T786] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.738406][ T786] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.738697][ T786] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.738969][ T786] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.739319][ T786] ___sys_sendmsg (net/socket.c:2670) 
[ 61.739606][ T786] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.739879][ T786] ? __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) 
[ 61.740223][ T786] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.740507][ T786] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.740783][ T786] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.741064][ T786] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.741339][ T786] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.741644][ T786] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.741928][ T786] __sys_sendmsg (net/socket.c:2700) 
[ 61.742199][ T786] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.742573][ T786] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.742860][ T786] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.743136][ T786] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.743414][ T786] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.743776][  T786] RIP: 0033:0x7f53e570b1e7
[ 61.744071][ T786] 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)
[   61.745069][  T786] RSP: 002b:00007ffd359a9098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.745499][  T786] RAX: ffffffffffffffda RBX: 00007ffd359a97c0 RCX: 00007f53e570b1e7
[   61.745923][  T786] RDX: 0000000000000000 RSI: 00007ffd359a9100 RDI: 0000000000000005
[   61.746339][  T786] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   61.746764][  T786] R10: 00007f53e5608ee8 R11: 0000000000000246 R12: 0000000000000004
[   61.747178][  T786] R13: 00000000686e15ab R14: 0000000000499600 R15: 0000000000000000
| [   63.033456][  T799] ------------[ cut here ]------------
| [ 63.033827][ T799] WARNING: CPU: 0 PID: 799 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) 
| [   63.034423][  T799] Modules linked in: act_gact cls_flower sch_ingress vrf veth
| [   63.035502][  T799] Tainted: [W]=WARN
[   63.035730][  T799] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 63.036100][ T799] 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) 
[ 63.036405][ T799] 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
[   63.037579][  T799] RSP: 0018:ffffc90001357140 EFLAGS: 00010246
[   63.037996][  T799] RAX: 0000000000000000 RBX: ffff88800c2cc000 RCX: 0000000000000001
[   63.038484][  T799] RDX: 0000000000000000 RSI: ffffffffb529b941 RDI: ffffffffb4a555e0
[   63.038947][  T799] RBP: ffffc90001357230 R08: ffff88800c38e800 R09: 0000000000000000
[   63.039414][  T799] R10: ffffc900013575c8 R11: ffffffffb6050668 R12: 1ffff9200026ae2c
[   63.039891][  T799] R13: 0000000000000500 R14: ffffc90001357880 R15: ffff88800b93c3e0
[   63.040356][  T799] FS:  00007fa713f43800(0000) GS:ffff88807eeb7000(0000) knlGS:0000000000000000
[   63.040925][  T799] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   63.041348][  T799] CR2: 00000000004e5ab8 CR3: 00000000020e4005 CR4: 0000000000772ef0
[   63.041839][  T799] PKRU: 55555554
[   63.042069][  T799] Call Trace:
[   63.042296][  T799]  <TASK>
[ 63.042456][ T799] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.042785][ T799] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 63.043084][ T799] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.043432][ T799] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 63.043792][ T799] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 63.044128][ T799] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 63.044490][ T799] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 63.044795][ T799] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 63.045209][ T799] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 63.045527][ T799] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 63.045845][ T799] ? __kernel_text_address (kernel/extable.c:79) 
[ 63.046166][ T799] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.046509][ T799] ? __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) 
[ 63.046840][ T799] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 63.047258][ T799] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.047611][ T799] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.047911][ T799] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 63.048196][ T799] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 63.048504][ T799] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.048807][ T799] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 63.049093][ T799] ? __create_object (mm/kmemleak.c:771) 
[ 63.049384][ T799] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 63.049692][ T799] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 63.049997][ T799] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 63.050365][ T799] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 63.050684][ T799] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 63.051000][ T799] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.051288][ T799] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.051610][ T799] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.051911][ T799] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 63.052204][ T799] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.052504][ T799] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 63.052801][ T799] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 63.053096][ T799] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.053417][ T799] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.053732][ T799] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 63.054026][ T799] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 63.054314][ T799] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 63.054632][ T799] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 63.054924][ T799] ? 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) 
[ 63.055223][ T799] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 63.055538][ T799] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 63.055829][ T799] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.056131][ T799] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 63.056428][ T799] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 63.056744][ T799] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 63.057051][ T799] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 63.057392][ T799] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 63.057981][ T799] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 63.058413][ T799] ___sys_sendmsg (net/socket.c:2670) 
[ 63.058742][ T799] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 63.059064][ T799] ? __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) 
[ 63.059691][ T799] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 63.060042][ T799] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.060364][ T799] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 63.060706][ T799] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 63.061239][ T799] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 63.061594][ T799] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 63.061919][ T799] __sys_sendmsg (net/socket.c:2700) 
[ 63.062237][ T799] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 63.062834][ T799] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 63.063174][ T799] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 63.063519][ T799] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 63.063868][ T799] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   63.064487][  T799] RIP: 0033:0x7fa7141101e7
[ 63.064836][ T799] 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)
[   63.066135][  T799] RSP: 002b:00007ffca443c4f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   63.066643][  T799] RAX: ffffffffffffffda RBX: 00007ffca443cc20 RCX: 00007fa7141101e7
[   63.067317][  T799] RDX: 0000000000000000 RSI: 00007ffca443c560 RDI: 0000000000000005
[   63.067779][  T799] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   63.068217][  T799] R10: 00007fa71400dee8 R11: 0000000000000246 R12: 0000000000000004
[   63.068888][  T799] R13: 00000000686e15ac R14: 0000000000499600 R15: 0000000000000000
| [   89.466235][  T922] ------------[ cut here ]------------
| [ 89.466568][ T922] WARNING: CPU: 0 PID: 922 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) 
| [   89.467128][  T922] Modules linked in: xfrm_user act_gact cls_flower sch_ingress vrf veth
| [   89.468147][  T922] Tainted: [W]=WARN
[   89.468360][  T922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 89.469657][ T922] 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) 
[ 89.469951][ T922] 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
[   89.470959][  T922] RSP: 0018:ffffc900005e7140 EFLAGS: 00010246
[   89.471317][  T922] RAX: 0000000000000000 RBX: ffff88800c2cc000 RCX: 0000000000000001
[   89.471759][  T922] RDX: 0000000000000000 RSI: ffffffffb529b941 RDI: ffffffffb4a555e0
[   89.472173][  T922] RBP: ffffc900005e7230 R08: ffff888008e72000 R09: 0000000000000000
[   89.472597][  T922] R10: ffffc900005e75c8 R11: ffffffffb6050668 R12: 1ffff920000bce2c
[   89.473012][  T922] R13: 00000000000005dc R14: ffffc900005e7880 R15: ffff88800a3e5fe0
[   89.473426][  T922] FS:  00007fca265da800(0000) GS:ffff88807eeb7000(0000) knlGS:0000000000000000
[   89.473918][  T922] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   89.474271][  T922] CR2: 00000000004e5ab8 CR3: 000000000d322004 CR4: 0000000000772ef0
[   89.474696][  T922] PKRU: 55555554
[   89.474906][  T922] Call Trace:
[   89.475121][  T922]  <TASK>
[ 89.475265][ T922] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.475554][ T922] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 89.475834][ T922] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.476114][ T922] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 89.476403][ T922] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 89.476688][ T922] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 89.476966][ T922] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 89.477251][ T922] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 89.477608][ T922] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 89.477884][ T922] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 89.478158][ T922] ? __kernel_text_address (kernel/extable.c:79) 
[ 89.478442][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.478729][ T922] ? __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) 
[ 89.479003][ T922] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 89.479343][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.479630][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.479903][ T922] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 89.480178][ T922] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 89.480460][ T922] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.480740][ T922] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 89.481014][ T922] ? __create_object (mm/kmemleak.c:771) 
[ 89.481291][ T922] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 89.481599][ T922] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 89.481884][ T922] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 89.482227][ T922] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 89.482523][ T922] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 89.482804][ T922] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.483079][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.483359][ T922] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.483642][ T922] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 89.483916][ T922] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.484195][ T922] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 89.484479][ T922] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 89.484763][ T922] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.485042][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.485322][ T922] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 89.485605][ T922] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 89.485882][ T922] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 89.486170][ T922] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 89.486443][ T922] ? 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) 
[ 89.486732][ T922] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 89.487010][ T922] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 89.487281][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.487568][ T922] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 89.487845][ T922] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 89.488120][ T922] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 89.488403][ T922] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 89.488694][ T922] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 89.488972][ T922] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 89.489328][ T922] ___sys_sendmsg (net/socket.c:2670) 
[ 89.489607][ T922] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 89.489882][ T922] ? __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) 
[ 89.490225][ T922] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 89.490509][ T922] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.490795][ T922] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 89.491076][ T922] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 89.491349][ T922] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 89.491645][ T922] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 89.491930][ T922] __sys_sendmsg (net/socket.c:2700) 
[ 89.492202][ T922] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 89.492549][ T922] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 89.492837][ T922] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 89.493117][ T922] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 89.493394][ T922] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   89.493743][  T922] RIP: 0033:0x7fca267a71e7
[ 89.494030][ T922] 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)
[   89.495019][  T922] RSP: 002b:00007fffe7f83818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   89.495436][  T922] RAX: ffffffffffffffda RBX: 00007fffe7f83f40 RCX: 00007fca267a71e7
[   89.495856][  T922] RDX: 0000000000000000 RSI: 00007fffe7f83880 RDI: 0000000000000005
[   89.496266][  T922] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   89.496691][  T922] R10: 00007fca266a4ee8 R11: 0000000000000246 R12: 0000000000000004
[   89.497106][  T922] R13: 00000000686e15c7 R14: 0000000000499600 R15: 0000000000000000
| [   90.603427][  T930] ------------[ cut here ]------------
| [ 90.603794][ T930] WARNING: CPU: 0 PID: 930 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) 
| [   90.604383][  T930] Modules linked in: xfrm_user act_gact cls_flower sch_ingress vrf veth
| [   90.605551][  T930] Tainted: [W]=WARN
[   90.605774][  T930] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 90.606146][ T930] 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) 
[ 90.606459][ T930] 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
[   90.607498][  T930] RSP: 0018:ffffc90000657140 EFLAGS: 00010246
[   90.607864][  T930] RAX: 0000000000000000 RBX: ffff88800c2c9000 RCX: 0000000000000001
[   90.608300][  T930] RDX: 0000000000000000 RSI: ffffffffb529b941 RDI: ffffffffb4a555e0
[   90.608752][  T930] RBP: ffffc90000657230 R08: ffff88800ae4b800 R09: 0000000000000000
[   90.609188][  T930] R10: ffffc900006575c8 R11: ffffffffb6050668 R12: 1ffff920000cae2c
[   90.609630][  T930] R13: 00000000000005dc R14: ffffc90000657880 R15: ffff88800d2da360
[   90.610064][  T930] FS:  00007f8eac0b4800(0000) GS:ffff88807eeb7000(0000) knlGS:0000000000000000
[   90.610584][  T930] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   90.610953][  T930] CR2: 00000000004e5ab0 CR3: 000000000cba7003 CR4: 0000000000772ef0
[   90.611390][  T930] PKRU: 55555554
[   90.611627][  T930] Call Trace:
[   90.611847][  T930]  <TASK>
[ 90.611995][ T930] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.612292][ T930] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 90.612596][ T930] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.612891][ T930] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 90.613183][ T930] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 90.613483][ T930] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 90.613778][ T930] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 90.614075][ T930] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 90.614445][ T930] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 90.614745][ T930] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 90.615036][ T930] ? __kernel_text_address (kernel/extable.c:79) 
[ 90.615331][ T930] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.615634][ T930] ? __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) 
[ 90.615930][ T930] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 90.616295][ T930] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.616610][ T930] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.616898][ T930] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 90.617188][ T930] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 90.617491][ T930] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.617783][ T930] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 90.618070][ T930] ? __create_object (mm/kmemleak.c:771) 
[ 90.618363][ T930] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 90.618668][ T930] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 90.618970][ T930] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 90.619334][ T930] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 90.619640][ T930] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 90.619938][ T930] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 90.620229][ T930] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.620536][ T930] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.620826][ T930] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 90.621124][ T930] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.621420][ T930] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 90.621731][ T930] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 90.622025][ T930] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 90.622321][ T930] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.622643][ T930] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 90.622937][ T930] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 90.623228][ T930] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 90.623551][ T930] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 90.623843][ T930] ? 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) 
[ 90.624136][ T930] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 90.624431][ T930] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 90.624729][ T930] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.625023][ T930] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 90.625319][ T930] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 90.625626][ T930] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 90.625926][ T930] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 90.626223][ T930] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 90.626523][ T930] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 90.626901][ T930] ___sys_sendmsg (net/socket.c:2670) 
[ 90.627193][ T930] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 90.627493][ T930] ? __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) 
[ 90.627871][ T930] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 90.628167][ T930] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.628484][ T930] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 90.628783][ T930] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 90.629073][ T930] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 90.629364][ T930] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 90.629675][ T930] __sys_sendmsg (net/socket.c:2700) 
[ 90.629971][ T930] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 90.630333][ T930] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 90.630647][ T930] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 90.630941][ T930] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 90.631234][ T930] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   90.631614][  T930] RIP: 0033:0x7f8eac2811e7
[ 90.631919][ T930] 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)
[   90.632972][  T930] RSP: 002b:00007ffc67e88168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   90.633415][  T930] RAX: ffffffffffffffda RBX: 00007ffc67e88890 RCX: 00007f8eac2811e7
[   90.633859][  T930] RDX: 0000000000000000 RSI: 00007ffc67e881d0 RDI: 0000000000000005
[   90.634302][  T930] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   90.634748][  T930] R10: 00007f8eac17eee8 R11: 0000000000000246 R12: 0000000000000004


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