======================================
| 0
| xx__-> [   18.548410][  T311] ------------[ cut here ]------------
| [ 18.549350][ T311] WARNING: CPU: 3 PID: 311 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) 
| [   18.549945][  T311] Modules linked in: vrf veth
[   18.550806][  T311] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 18.551164][ T311] 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) 
[ 18.551454][ T311] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   18.552456][  T311] RSP: 0018:ffffc900005f7140 EFLAGS: 00010246
[   18.552837][  T311] RAX: 0000000000000000 RBX: ffff88800c3d1000 RCX: 0000000000000001
[   18.553265][  T311] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   18.553695][  T311] RBP: ffffc900005f7230 R08: ffff88800c165000 R09: 0000000000000000
[   18.554117][  T311] R10: ffffc900005f75c8 R11: ffffffffae650668 R12: 1ffff920000bee2c
[   18.554538][  T311] R13: 0000000000002710 R14: ffffc900005f7880 R15: ffff88800b50b160
[   18.554967][  T311] FS:  00007f4f67f97800(0000) GS:ffff888086a37000(0000) knlGS:0000000000000000
[   18.555455][  T311] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   18.555857][  T311] CR2: 00000000004e5aa0 CR3: 000000000b496006 CR4: 0000000000772ef0
[   18.556282][  T311] PKRU: 55555554
[   18.556494][  T311] Call Trace:
[   18.556727][  T311]  <TASK>
[ 18.556876][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.557169][ T311] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 18.557460][ T311] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.557767][ T311] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 18.558324][ T311] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 18.558606][ T311] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 18.558904][ T311] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 18.559197][ T311] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 18.559557][ T311] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 18.559850][ T311] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 18.560131][ T311] ? __kernel_text_address (kernel/extable.c:79) 
[ 18.560412][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.560704][ T311] ? __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) 
[ 18.560986][ T311] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 18.561333][ T311] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.561615][ T311] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.561906][ T311] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 18.562191][ T311] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 18.562471][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.562764][ T311] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 18.563041][ T311] ? __create_object (mm/kmemleak.c:771) 
[ 18.563335][ T311] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 18.563618][ T311] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 18.563907][ T311] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 18.564260][ T311] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 18.564551][ T311] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 18.564844][ T311] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.565122][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.565409][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.565701][ T311] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 18.565982][ T311] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.566260][ T311] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 18.566542][ T311] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 18.566833][ T311] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.567128][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.567422][ T311] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 18.567747][ T311] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 18.568036][ T311] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 18.568333][ T311] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 18.568618][ T311] ? 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) 
[ 18.568915][ T311] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 18.569202][ T311] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 18.569485][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.569779][ T311] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 18.570065][ T311] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 18.570348][ T311] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 18.570666][ T311] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 18.570954][ T311] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 18.571241][ T311] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 18.571611][ T311] ___sys_sendmsg (net/socket.c:2670) 
[ 18.571903][ T311] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 18.572202][ T311] ? __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) 
[ 18.572560][ T311] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 18.572868][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.573150][ T311] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 18.573434][ T311] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 18.573721][ T311] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 18.574000][ T311] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 18.574295][ T311] __sys_sendmsg (net/socket.c:2700) 
[ 18.574571][ T311] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 18.574930][ T311] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 18.575220][ T311] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 18.575502][ T311] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 18.575794][ T311] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   18.576139][  T311] RIP: 0033:0x7f4f681641e7
[ 18.576449][ T311] 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)
[   18.577472][  T311] RSP: 002b:00007fff04783708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   18.577928][  T311] RAX: ffffffffffffffda RBX: 00007fff04783e30 RCX: 00007f4f681641e7
[   18.578350][  T311] RDX: 0000000000000000 RSI: 00007fff04783770 RDI: 0000000000000005
[   18.578795][  T311] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   18.579217][  T311] R10: 00007f4f68061ee8 R11: 0000000000000246 R12: 0000000000000004
[   18.579636][  T311] R13: 00000000686e6e6a R14: 0000000000499600 R15: 0000000000000000
| [   20.203490][  T337] ------------[ cut here ]------------
| [ 20.203828][ T337] WARNING: CPU: 0 PID: 337 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   20.204380][  T337] Modules linked in: sch_tbf vrf veth
| [   20.205248][  T337] Tainted: [W]=WARN
[   20.205473][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 20.205837][ T337] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 20.206121][ T337] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   20.207110][  T337] RSP: 0018:ffffc900005c7140 EFLAGS: 00010246
[   20.207465][  T337] RAX: 0000000000000000 RBX: ffff8880059b4000 RCX: 0000000000000001
[   20.208942][  T337] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   20.209366][  T337] RBP: ffffc900005c7230 R08: ffff88800520e800 R09: 0000000000000000
[   20.209787][  T337] R10: ffffc900005c75c8 R11: ffffffffae650668 R12: 1ffff920000b8e2c
[   20.210206][  T337] R13: 0000000000002710 R14: ffffc900005c7880 R15: ffff888009f8dc60
[   20.210620][  T337] FS:  00007f7170444800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[   20.211110][  T337] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   20.211457][  T337] CR2: 00000000004e5ab0 CR3: 0000000006118002 CR4: 0000000000772ef0
[   20.211888][  T337] PKRU: 55555554
[   20.212095][  T337] Call Trace:
[   20.212309][  T337]  <TASK>
[ 20.212464][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.212761][ T337] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 20.213037][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.213323][ T337] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 20.213598][ T337] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 20.213883][ T337] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 20.214165][ T337] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 20.214446][ T337] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 20.214812][ T337] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 20.215090][ T337] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 20.215364][ T337] ? __kernel_text_address (kernel/extable.c:79) 
[ 20.215646][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.215938][ T337] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 20.216220][ T337] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 20.216563][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.216858][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.217134][ T337] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 20.217410][ T337] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 20.217711][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.217991][ T337] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 20.218263][ T337] ? __create_object (mm/kmemleak.c:771) 
[ 20.218543][ T337] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 20.218828][ T337] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 20.219112][ T337] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 20.219455][ T337] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 20.219750][ T337] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 20.220033][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.220310][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.220588][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.220869][ T337] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 20.221149][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.221432][ T337] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 20.221719][ T337] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 20.221999][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.222278][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.222560][ T337] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 20.222845][ T337] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 20.223132][ T337] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 20.223418][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 20.223703][ T337] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 20.223983][ T337] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 20.224262][ T337] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 20.224538][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.224828][ T337] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 20.225117][ T337] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 20.225399][ T337] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 20.225690][ T337] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 20.225979][ T337] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 20.226317][ T337] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 20.226918][ T337] ___sys_sendmsg (net/socket.c:2670) 
[ 20.227368][ T337] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 20.227860][ T337] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 20.228260][ T337] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 20.228543][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.228842][ T337] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 20.229139][ T337] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 20.229416][ T337] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 20.229701][ T337] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 20.229983][ T337] __sys_sendmsg (net/socket.c:2700) 
[ 20.230267][ T337] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 20.230614][ T337] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 20.230912][ T337] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 20.231210][ T337] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 20.231489][ T337] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   20.231841][  T337] RIP: 0033:0x7f71706111e7
[ 20.232138][ T337] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   20.233147][  T337] RSP: 002b:00007ffca8daf4b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   20.233566][  T337] RAX: ffffffffffffffda RBX: 00007ffca8dafbe0 RCX: 00007f71706111e7
[   20.233987][  T337] RDX: 0000000000000000 RSI: 00007ffca8daf520 RDI: 0000000000000005
[   20.234421][  T337] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   20.234840][  T337] R10: 00007f717050eee8 R11: 0000000000000246 R12: 0000000000000004
[   20.235274][  T337] R13: 00000000686e6e6b R14: 0000000000499600 R15: 0000000000000000
| [   21.490809][  T357] ------------[ cut here ]------------
| [ 21.491132][ T357] WARNING: CPU: 0 PID: 357 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) 
| [   21.491703][  T357] Modules linked in: sch_tbf vrf veth
| [   21.492558][  T357] Tainted: [W]=WARN
[   21.492780][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.493131][ T357] 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) 
[ 21.493417][ T357] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.494417][  T357] RSP: 0018:ffffc900005f7140 EFLAGS: 00010246
[   21.494793][  T357] RAX: 0000000000000000 RBX: ffff88800b539000 RCX: 0000000000000001
[   21.495207][  T357] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   21.495625][  T357] RBP: ffffc900005f7230 R08: ffff888004e06800 R09: 0000000000000000
[   21.496048][  T357] R10: ffffc900005f75c8 R11: ffffffffae650668 R12: 1ffff920000bee2c
[   21.496460][  T357] R13: 0000000000002710 R14: ffffc900005f7880 R15: ffff88800a8c9560
[   21.496885][  T357] FS:  00007febcf7f0800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[   21.497364][  T357] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.497740][  T357] CR2: 00000000004e5ac8 CR3: 00000000050e8001 CR4: 0000000000772ef0
[   21.498155][  T357] PKRU: 55555554
[   21.498370][  T357] Call Trace:
[   21.498578][  T357]  <TASK>
[ 21.498740][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.499027][ T357] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.499305][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.499590][ T357] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 21.499889][ T357] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 21.500167][ T357] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 21.500514][ T357] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 21.500821][ T357] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.501176][ T357] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.501465][ T357] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.501748][ T357] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.502031][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.502310][ T357] ? __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) 
[ 21.502591][ T357] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.502941][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.503217][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.503492][ T357] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.503773][ T357] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.504057][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.504335][ T357] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.504607][ T357] ? __create_object (mm/kmemleak.c:771) 
[ 21.504900][ T357] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.505179][ T357] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.505465][ T357] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.505827][ T357] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.506112][ T357] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.506398][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.506687][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.506975][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.507252][ T357] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.507535][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.507822][ T357] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.508102][ T357] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.508386][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.508681][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.508962][ T357] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.509240][ T357] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.509519][ T357] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.509818][ T357] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.510093][ T357] ? 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) 
[ 21.510374][ T357] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 21.510666][ T357] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.510946][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.511232][ T357] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.511509][ T357] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.511793][ T357] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.512091][ T357] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.512371][ T357] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.512642][ T357] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.513006][ T357] ___sys_sendmsg (net/socket.c:2670) 
[ 21.513286][ T357] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.513564][ T357] ? __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) 
[ 21.513923][ T357] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.514208][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.514486][ T357] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.514775][ T357] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.515051][ T357] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.515327][ T357] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.515609][ T357] __sys_sendmsg (net/socket.c:2700) 
[ 21.515891][ T357] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.516239][ T357] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.516526][ T357] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.516810][ T357] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.517086][ T357] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.517430][  T357] RIP: 0033:0x7febcf9bd1e7
[ 21.517740][ T357] 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)
[   21.518744][  T357] RSP: 002b:00007fffd2639bb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.519166][  T357] RAX: ffffffffffffffda RBX: 00007fffd263a2e0 RCX: 00007febcf9bd1e7
[   21.519586][  T357] RDX: 0000000000000000 RSI: 00007fffd2639c20 RDI: 0000000000000005
[   21.520018][  T357] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   21.520428][  T357] R10: 00007febcf8baee8 R11: 0000000000000246 R12: 0000000000000004
[   21.520849][  T357] R13: 00000000686e6e6d R14: 0000000000499600 R15: 0000000000000000
| [   22.177522][  T370] ------------[ cut here ]------------
| [ 22.178053][ T370] WARNING: CPU: 2 PID: 370 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) 
| [   22.178852][  T370] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   22.180311][  T370] Tainted: [W]=WARN
[   22.180685][  T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.181107][ T370] 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) 
[ 22.181457][ T370] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.182621][  T370] RSP: 0018:ffffc900005e6ef0 EFLAGS: 00010246
[   22.183047][  T370] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[   22.183549][  T370] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   22.184051][  T370] RBP: ffffc900005e6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.184546][  T370] R10: ffffc900005e7010 R11: ffffffffae6a8918 R12: 1ffff920000bcde2
[   22.185059][  T370] R13: 00000000000005dc R14: ffffc900005e7010 R15: ffff88800f722f08
[   22.185536][  T370] FS:  00007f95cc75e800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[   22.186097][  T370] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.186501][  T370] CR2: 00000000004e5aa8 CR3: 000000000d649004 CR4: 0000000000772ef0
[   22.187001][  T370] PKRU: 55555554
[   22.187246][  T370] Call Trace:
[   22.187523][  T370]  <TASK>
[ 22.187710][ T370] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.188053][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.188396][ T370] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.188743][ T370] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.189144][ T370] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.189486][ T370] netif_set_mtu (net/core/dev.c:9652) 
[ 22.189823][ T370] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.190164][ T370] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.190623][ T370] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.190894][ T370] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.191340][ T370] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.191740][ T370] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.192075][ T370] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.192433][ T370] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.192861][ T370] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.193182][ T370] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.193515][ T370] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.193886][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.194221][ T370] ? __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) 
[ 22.194546][ T370] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.194978][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.195306][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.195629][ T370] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.195965][ T370] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.196290][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.196619][ T370] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.196960][ T370] ? __create_object (mm/kmemleak.c:771) 
[ 22.197292][ T370] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.197624][ T370] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.197962][ T370] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.198373][ T370] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.198716][ T370] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.199060][ T370] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.199392][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.199767][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.200094][ T370] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.200426][ T370] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.200769][ T370] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.201092][ T370] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.201423][ T370] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.201767][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.202122][ T370] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.202453][ T370] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.202799][ T370] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.203147][ T370] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.203475][ T370] ? 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) 
[ 22.203820][ T370] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.204171][ T370] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.204496][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.204842][ T370] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.205179][ T370] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.205509][ T370] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.205860][ T370] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.206199][ T370] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.206532][ T370] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.206969][ T370] ___sys_sendmsg (net/socket.c:2670) 
[ 22.207299][ T370] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.207643][ T370] ? __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) 
[ 22.208070][ T370] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.208410][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.208766][ T370] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.209105][ T370] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.209436][ T370] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.209783][ T370] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.210136][ T370] __sys_sendmsg (net/socket.c:2700) 
[ 22.210473][ T370] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.210902][ T370] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.211252][ T370] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.212396][ T370] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.212773][ T370] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.213412][  T370] RIP: 0033:0x7f95cc92b1e7
[ 22.213774][ T370] 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)
[   22.214952][  T370] RSP: 002b:00007ffeb448abc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.215702][  T370] RAX: ffffffffffffffda RBX: 00007ffeb448b2f0 RCX: 00007f95cc92b1e7
[   22.216442][  T370] RDX: 0000000000000000 RSI: 00007ffeb448ac30 RDI: 0000000000000005
[   22.216961][  T370] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   22.217489][  T370] R10: 000000002ae97910 R11: 0000000000000246 R12: 0000000000000005
[   22.217997][  T370] R13: 00000000686e6e6d R14: 0000000000499600 R15: 0000000000000000
| [   22.402164][  T375] ------------[ cut here ]------------
| [ 22.402483][ T375] WARNING: CPU: 3 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) 
| [   22.403120][  T375] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   22.404181][  T375] Tainted: [W]=WARN
[   22.404534][  T375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.404941][ 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) 
[ 22.405266][ T375] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.406378][  T375] RSP: 0018:ffffc900005f6ef0 EFLAGS: 00010246
[   22.406781][  T375] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[   22.407249][  T375] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   22.407739][  T375] RBP: ffffc900005f6fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.408203][  T375] R10: ffffc900005f7010 R11: ffffffffae6a8918 R12: 1ffff920000bede2
[   22.408702][  T375] R13: 00000000000005dc R14: ffffc900005f7010 R15: ffff88800f722f08
[   22.409174][  T375] FS:  00007fbf9be81800(0000) GS:ffff888086a37000(0000) knlGS:0000000000000000
[   22.409726][  T375] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.410115][  T375] CR2: 00000000004e5ab8 CR3: 000000000505d003 CR4: 0000000000772ef0
[   22.410582][  T375] PKRU: 55555554
[   22.410825][  T375] Call Trace:
[   22.411066][  T375]  <TASK>
[ 22.411227][ T375] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.411538][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.411866][ T375] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.412183][ T375] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.412571][ T375] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.412891][ T375] netif_set_mtu (net/core/dev.c:9652) 
[ 22.413201][ T375] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.413568][ T375] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.414029][ T375] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.414280][ T375] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.414741][ T375] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.415118][ T375] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.415455][ T375] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.415804][ T375] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.416222][ T375] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.416551][ T375] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.416888][ T375] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.417217][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.417557][ 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) 
[ 22.417896][ T375] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.418306][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.418632][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.418971][ T375] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.419296][ T375] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.419622][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.419956][ T375] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.420277][ T375] ? __create_object (mm/kmemleak.c:771) 
[ 22.420606][ T375] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.420953][ T375] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.421280][ T375] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.421694][ T375] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.422026][ T375] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.422357][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.422690][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.423034][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.423345][ T375] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.423672][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.423986][ T375] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.424292][ T375] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.424600][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.424923][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.425241][ T375] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.425550][ T375] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.425872][ T375] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.426193][ T375] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.426501][ 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) 
[ 22.426825][ T375] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.427149][ T375] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.427471][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.427809][ T375] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.428132][ T375] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.428462][ T375] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.428815][ T375] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.429133][ T375] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.429441][ T375] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.429860][ T375] ___sys_sendmsg (net/socket.c:2670) 
[ 22.430168][ T375] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.430487][ 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) 
[ 22.430888][ T375] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.431209][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.431524][ T375] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.431856][ T375] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.432166][ 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) 
[ 22.432475][ T375] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.432809][ T375] __sys_sendmsg (net/socket.c:2700) 
[ 22.433116][ T375] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.433504][ T375] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.433835][ T375] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.434191][ T375] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.434535][ T375] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.435261][  T375] RIP: 0033:0x7fbf9c04e1e7
[ 22.435879][ 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)
[   22.437197][  T375] RSP: 002b:00007ffdf84b7508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.437712][  T375] RAX: ffffffffffffffda RBX: 00007ffdf84b7c30 RCX: 00007fbf9c04e1e7
[   22.438207][  T375] RDX: 0000000000000000 RSI: 00007ffdf84b7570 RDI: 0000000000000005
[   22.438704][  T375] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   22.439191][  T375] R10: 0000000008d66910 R11: 0000000000000246 R12: 0000000000000005
[   22.439688][  T375] R13: 00000000686e6e6e R14: 0000000000499600 R15: 0000000000000000
| [   22.632316][  T380] ------------[ cut here ]------------
| [ 22.632690][ T380] WARNING: CPU: 2 PID: 380 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) 
| [   22.633361][  T380] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   22.634506][  T380] Tainted: [W]=WARN
[   22.635569][  T380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.635987][ T380] 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) 
[ 22.636327][ T380] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.637471][  T380] RSP: 0018:ffffc90000676ef0 EFLAGS: 00010246
[   22.637896][  T380] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[   22.638398][  T380] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   22.638880][  T380] RBP: ffffc90000676fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.639346][  T380] R10: ffffc90000677010 R11: ffffffffae6a8918 R12: 1ffff920000cede2
[   22.639854][  T380] R13: 00000000000005dc R14: ffffc90000677010 R15: ffff88800f722f08
[   22.640322][  T380] FS:  00007fd814f0d800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[   22.640902][  T380] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.641299][  T380] CR2: 00000000004e5ac0 CR3: 000000000d62e004 CR4: 0000000000772ef0
[   22.641811][  T380] PKRU: 55555554
[   22.642099][  T380] Call Trace:
[   22.642343][  T380]  <TASK>
[ 22.642539][ T380] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.642880][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.643208][ T380] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.643545][ T380] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.643954][ T380] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.644311][ T380] netif_set_mtu (net/core/dev.c:9652) 
[ 22.644671][ T380] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.645004][ T380] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.645445][ T380] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.645764][ T380] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.646227][ T380] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.646611][ T380] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 22.646962][ T380] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.647326][ T380] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.647773][ T380] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.648114][ T380] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.648442][ T380] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.648811][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.649136][ T380] ? __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) 
[ 22.649462][ T380] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.649897][ T380] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.650264][ T380] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.650585][ T380] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.650943][ T380] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.651281][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.651608][ T380] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.651983][ T380] ? __create_object (mm/kmemleak.c:771) 
[ 22.652307][ T380] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.652625][ T380] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.652975][ T380] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.653388][ T380] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.653752][ T380] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.654089][ T380] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.654429][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.654792][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.655135][ T380] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.655450][ T380] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.655790][ T380] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.656118][ T380] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.656440][ T380] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.656773][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.657120][ T380] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.657455][ T380] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.657813][ T380] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.658166][ T380] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.658484][ T380] ? 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) 
[ 22.658815][ T380] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.659155][ T380] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.659477][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.659816][ T380] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.660154][ T380] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.660478][ T380] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.660823][ T380] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.661166][ T380] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.661482][ T380] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.661907][ T380] ___sys_sendmsg (net/socket.c:2670) 
[ 22.662250][ T380] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.662571][ T380] ? __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) 
[ 22.662977][ T380] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.663312][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.663633][ T380] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.663970][ T380] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.664307][ T380] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.664631][ T380] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.664974][ T380] __sys_sendmsg (net/socket.c:2700) 
[ 22.665312][ T380] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.665725][ T380] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.666059][ T380] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.666397][ T380] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.666735][ T380] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.667143][  T380] RIP: 0033:0x7fd8150da1e7
[ 22.667486][ T380] 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)
[   22.668617][  T380] RSP: 002b:00007ffea4df0098 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.669103][  T380] RAX: ffffffffffffffda RBX: 00007ffea4df07c0 RCX: 00007fd8150da1e7
[   22.669593][  T380] RDX: 0000000000000000 RSI: 00007ffea4df0100 RDI: 0000000000000005
[   22.670088][  T380] RBP: 0000000000000005 R08: 0000000000000003 R09: 0000000000000000
[   22.670578][  T380] R10: 0000000036461910 R11: 0000000000000246 R12: 0000000000000005
[   22.671059][  T380] R13: 00000000686e6e6e R14: 0000000000499600 R15: 0000000000000000
| [   23.003032][  T388] ------------[ cut here ]------------
| [ 23.003572][ T388] WARNING: CPU: 2 PID: 388 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) 
| [   23.005174][  T388] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.006631][  T388] Tainted: [W]=WARN
[   23.006923][  T388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.007396][ T388] 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) 
[ 23.007763][ T388] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.009019][  T388] RSP: 0018:ffffc90000507140 EFLAGS: 00010246
[   23.009415][  T388] RAX: 0000000000000000 RBX: ffff8880099c4000 RCX: 0000000000000001
[   23.010035][  T388] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   23.010563][  T388] RBP: ffffc90000507230 R08: ffff88800aaf2000 R09: 0000000000000000
[   23.011046][  T388] R10: ffffc900005075c8 R11: ffffffffae650668 R12: 1ffff920000a0e2c
[   23.011502][  T388] R13: 0000000000002710 R14: ffffc90000507880 R15: ffff88800b509560
[   23.011978][  T388] FS:  00007f6258a0d800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[   23.012510][  T388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.012934][  T388] CR2: 00000000004e5aa8 CR3: 000000000d6da003 CR4: 0000000000772ef0
[   23.013390][  T388] PKRU: 55555554
[   23.013629][  T388] Call Trace:
[   23.013983][  T388]  <TASK>
[ 23.014149][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.014464][ T388] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.014797][ T388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.015111][ T388] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.015419][ T388] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.015879][ T388] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.016301][ T388] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.016753][ T388] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.017356][ T388] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.017916][ T388] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.018236][ T388] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.018550][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.018974][ T388] ? __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) 
[ 23.019368][ T388] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.019898][ T388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.020290][ T388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.020718][ T388] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.021117][ T388] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.021544][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.022096][ T388] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.022433][ T388] ? __create_object (mm/kmemleak.c:771) 
[ 23.022773][ T388] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.023086][ T388] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.023398][ T388] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.023865][ T388] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.024199][ T388] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.024512][ T388] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.024888][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.025191][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.025478][ T388] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.025852][ T388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.026200][ T388] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.026484][ T388] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.026797][ T388] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.027092][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.027390][ T388] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.027725][ T388] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.028026][ T388] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.028325][ T388] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.028621][ T388] ? 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) 
[ 23.028959][ T388] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.029258][ T388] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.029546][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.029961][ T388] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.030259][ T388] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.030557][ T388] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.030955][ T388] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.031258][ T388] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.031609][ T388] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.032068][ T388] ___sys_sendmsg (net/socket.c:2670) 
[ 23.032358][ T388] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.032663][ T388] ? __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) 
[ 23.033082][ T388] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.033483][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.033856][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.034224][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.034531][ T388] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.034847][ T388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.035141][ T388] __sys_sendmsg (net/socket.c:2700) 
[ 23.035503][ T388] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.035908][ T388] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.036214][ T388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.036506][ T388] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.036846][ T388] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.037211][  T388] RIP: 0033:0x7f6258bda1e7
[ 23.037570][ T388] 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)
[   23.038683][  T388] RSP: 002b:00007ffda71384c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.039159][  T388] RAX: ffffffffffffffda RBX: 00007ffda7138bf0 RCX: 00007f6258bda1e7
[   23.039608][  T388] RDX: 0000000000000000 RSI: 00007ffda7138530 RDI: 0000000000000005
[   23.040081][  T388] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.040526][  T388] R10: 00007f6258ad7ee8 R11: 0000000000000246 R12: 0000000000000004
[   23.041087][  T388] R13: 00000000686e6e6e R14: 0000000000499600 R15: 0000000000000000
| [   23.045365][  T388] ------------[ cut here ]------------
| [ 23.045795][ T388] WARNING: CPU: 2 PID: 388 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) 
| [   23.046462][  T388] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.048699][  T388] Tainted: [W]=WARN
[   23.048996][  T388] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.049426][ T388] 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) 
[ 23.049874][ T388] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.051230][  T388] RSP: 0018:ffffc90000506de0 EFLAGS: 00010246
[   23.051788][  T388] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[   23.052459][  T388] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   23.053345][  T388] RBP: ffffc90000506ed0 R08: 0000000000000000 R09: 0000000000000000
[   23.054164][  T388] R10: ffffc90000506f00 R11: ffffffffadd79160 R12: 1ffff920000a0dc0
[   23.054773][  T388] R13: 00000000000005dc R14: ffffc90000506f00 R15: ffff88800f722f08
[   23.055410][  T388] FS:  00007f6258a0d800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[   23.056385][  T388] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.057138][  T388] CR2: 00000000004e5aa8 CR3: 000000000d6da003 CR4: 0000000000772ef0
[   23.058049][  T388] PKRU: 55555554
[   23.058497][  T388] Call Trace:
[   23.058944][  T388]  <TASK>
[ 23.059188][ T388] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.059590][ T388] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.060064][ T388] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.060495][ T388] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.061101][ T388] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.061707][ T388] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.062224][ T388] netif_set_mtu (net/core/dev.c:9652) 
[ 23.062575][ T388] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.063009][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.063468][ T388] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 23.063897][ T388] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.064163][ T388] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.064765][ T388] br_device_event (net/bridge/br.c:142) bridge 
[ 23.065152][ T388] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 23.065638][ T388] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 23.066175][ T388] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 23.066590][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.067031][ T388] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.067521][ T388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.068005][ T388] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.068351][ T388] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.068819][ T388] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.069184][ T388] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.069529][ T388] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.070205][ T388] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.070593][ T388] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.071058][ T388] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.071521][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.071953][ T388] ? __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) 
[ 23.072359][ T388] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.072845][ T388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.073188][ T388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.073588][ T388] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.074115][ T388] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.074521][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.075006][ T388] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.075415][ T388] ? __create_object (mm/kmemleak.c:771) 
[ 23.075834][ T388] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.076267][ T388] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.076608][ T388] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.077091][ T388] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.077583][ T388] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.078102][ T388] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.078510][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.078980][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.079368][ T388] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.079824][ T388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.080170][ T388] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.080511][ T388] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.081038][ T388] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.081434][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.081985][ T388] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.082335][ T388] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.082701][ T388] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.083077][ T388] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.083496][ T388] ? 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) 
[ 23.083872][ T388] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.084214][ T388] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.084688][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.085096][ T388] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.085534][ T388] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.086080][ T388] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.086435][ T388] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.086927][ T388] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.087347][ T388] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.087892][ T388] ___sys_sendmsg (net/socket.c:2670) 
[ 23.088326][ T388] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.088688][ T388] ? __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) 
[ 23.089234][ T388] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.089645][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.090128][ T388] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.090473][ T388] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.090889][ T388] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.091293][ T388] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.091643][ T388] __sys_sendmsg (net/socket.c:2700) 
[ 23.092013][ T388] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.092433][ T388] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.092830][ T388] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.093266][ T388] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.093609][ T388] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.094186][  T388] RIP: 0033:0x7f6258bda1e7
[ 23.094535][ T388] 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)
[   23.095973][  T388] RSP: 002b:00007ffda71384c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.096613][  T388] RAX: ffffffffffffffda RBX: 00007ffda7138bf0 RCX: 00007f6258bda1e7
[   23.097205][  T388] RDX: 0000000000000000 RSI: 00007ffda7138530 RDI: 0000000000000005
[   23.097897][  T388] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.098402][  T388] R10: 00007f6258ad7ee8 R11: 0000000000000246 R12: 0000000000000004
[   23.098936][  T388] R13: 00000000686e6e6e R14: 0000000000499600 R15: 0000000000000000
| [   23.401600][  T396] ------------[ cut here ]------------
| [ 23.401966][ T396] WARNING: CPU: 1 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) 
| [   23.402568][  T396] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.403622][  T396] Tainted: [W]=WARN
[   23.403852][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.404223][ 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) 
[ 23.404526][ T396] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.405588][  T396] RSP: 0018:ffffc900006c7140 EFLAGS: 00010246
[   23.405966][  T396] RAX: 0000000000000000 RBX: ffff88800c601000 RCX: 0000000000000001
[   23.406405][  T396] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   23.406877][  T396] RBP: ffffc900006c7230 R08: ffff888008e8a000 R09: 0000000000000000
[   23.407327][  T396] R10: ffffc900006c75c8 R11: ffffffffae650668 R12: 1ffff920000d8e2c
[   23.407784][  T396] R13: 0000000000002710 R14: ffffc900006c7880 R15: ffff88800a8cb4e0
[   23.408237][  T396] FS:  00007f9added3800(0000) GS:ffff888086937000(0000) knlGS:0000000000000000
[   23.408772][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.409148][  T396] CR2: 00000000004e5ab8 CR3: 000000000a84a004 CR4: 0000000000772ef0
[   23.409588][  T396] PKRU: 55555554
[   23.409817][  T396] Call Trace:
[   23.410039][  T396]  <TASK>
[ 23.410192][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.410491][ T396] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.410803][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.411102][ T396] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.411405][ T396] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.411711][ T396] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.412006][ T396] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.412303][ T396] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.412687][ T396] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.412997][ T396] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.413288][ T396] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.413588][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.413892][ 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) 
[ 23.414182][ T396] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.414541][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.414855][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.415147][ T396] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.415440][ T396] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.415755][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.416049][ T396] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.416336][ T396] ? __create_object (mm/kmemleak.c:771) 
[ 23.416632][ T396] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.416937][ T396] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.417227][ T396] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.417627][ T396] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.417977][ T396] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.418286][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.418590][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.418914][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.419220][ T396] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.419511][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.419814][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.420103][ T396] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.420416][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.420732][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.421046][ T396] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.421361][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.421678][ T396] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.421997][ T396] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.422288][ 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) 
[ 23.422590][ T396] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.422907][ T396] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.423206][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.423517][ T396] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.423838][ T396] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.424144][ T396] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.424462][ T396] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.424775][ T396] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.425075][ T396] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.425448][ T396] ___sys_sendmsg (net/socket.c:2670) 
[ 23.425747][ T396] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.426041][ 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) 
[ 23.426407][ T396] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.426721][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.427027][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.427325][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.427636][ 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) 
[ 23.427943][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.428245][ T396] __sys_sendmsg (net/socket.c:2700) 
[ 23.428536][ T396] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.428913][ T396] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.429217][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.429523][ T396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.429832][ T396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.430195][  T396] RIP: 0033:0x7f9ade0a01e7
[ 23.430499][ 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)
[   23.431567][  T396] RSP: 002b:00007ffcafe363e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.432017][  T396] RAX: ffffffffffffffda RBX: 00007ffcafe36b10 RCX: 00007f9ade0a01e7
[   23.432455][  T396] RDX: 0000000000000000 RSI: 00007ffcafe36450 RDI: 0000000000000005
[   23.432903][  T396] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.433343][  T396] R10: 00007f9addf9dee8 R11: 0000000000000246 R12: 0000000000000004
[   23.433790][  T396] R13: 00000000686e6e6f R14: 0000000000499600 R15: 0000000000000000
| [   23.437526][  T396] ------------[ cut here ]------------
| [ 23.437914][ T396] WARNING: CPU: 1 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) 
| [   23.438558][  T396] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.441339][  T396] Tainted: [W]=WARN
[   23.441597][  T396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.442039][ 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) 
[ 23.442402][ T396] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.443581][  T396] RSP: 0018:ffffc900006c6de0 EFLAGS: 00010246
[   23.444008][  T396] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[   23.444493][  T396] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   23.445006][  T396] RBP: ffffc900006c6ed0 R08: 0000000000000000 R09: 0000000000000000
[   23.445500][  T396] R10: ffffc900006c6f00 R11: ffffffffadd79160 R12: 1ffff920000d8dc0
[   23.446017][  T396] R13: 00000000000005dc R14: ffffc900006c6f00 R15: ffff88800f722f08
[   23.446510][  T396] FS:  00007f9added3800(0000) GS:ffff888086937000(0000) knlGS:0000000000000000
[   23.447095][  T396] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.447511][  T396] CR2: 00000000004e5ab8 CR3: 000000000a84a004 CR4: 0000000000772ef0
[   23.448022][  T396] PKRU: 55555554
[   23.448281][  T396] Call Trace:
[   23.448526][  T396]  <TASK>
[ 23.448704][ T396] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.449044][ T396] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.449395][ T396] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.449749][ T396] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.450085][ T396] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.450415][ T396] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.450753][ T396] netif_set_mtu (net/core/dev.c:9652) 
[ 23.451094][ T396] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.451453][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.451790][ T396] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 23.452130][ T396] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.452380][ T396] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.452856][ T396] br_device_event (net/bridge/br.c:142) bridge 
[ 23.453243][ T396] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 23.453739][ T396] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 23.454083][ T396] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 23.454420][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.454756][ T396] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.455080][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.455406][ T396] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.455751][ T396] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.456107][ T396] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.456441][ T396] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.456789][ T396] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.457214][ T396] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.457558][ T396] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.457916][ T396] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.458290][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.458632][ 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) 
[ 23.458968][ T396] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.459375][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.459712][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.460048][ T396] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.460375][ T396] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.460724][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.461051][ T396] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.461383][ T396] ? __create_object (mm/kmemleak.c:771) 
[ 23.461730][ T396] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.462058][ T396] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.462380][ T396] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.462813][ T396] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.463155][ T396] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.463486][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.463817][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.464148][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.464470][ T396] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.464806][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.465135][ T396] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.465456][ T396] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.465806][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.466137][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.466465][ T396] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.466797][ T396] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.467125][ T396] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.467470][ T396] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.467806][ 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) 
[ 23.468162][ T396] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.468489][ T396] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.468827][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.469162][ T396] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.469490][ T396] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.469830][ T396] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.470162][ T396] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.470492][ T396] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.470831][ T396] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.471436][ T396] ___sys_sendmsg (net/socket.c:2670) 
[ 23.471766][ T396] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.472090][ 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) 
[ 23.472494][ T396] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.472833][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.473171][ T396] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.473500][ T396] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.473849][ 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) 
[ 23.474174][ T396] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.474504][ T396] __sys_sendmsg (net/socket.c:2700) 
[ 23.474836][ T396] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.475238][ T396] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.475574][ T396] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.475923][ T396] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.476249][ T396] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.476744][  T396] RIP: 0033:0x7f9ade0a01e7
[ 23.477068][ 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)
[   23.478220][  T396] RSP: 002b:00007ffcafe363e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.478697][  T396] RAX: ffffffffffffffda RBX: 00007ffcafe36b10 RCX: 00007f9ade0a01e7
[   23.479160][  T396] RDX: 0000000000000000 RSI: 00007ffcafe36450 RDI: 0000000000000005
[   23.479619][  T396] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.480103][  T396] R10: 00007f9addf9dee8 R11: 0000000000000246 R12: 0000000000000004
[   23.480577][  T396] R13: 00000000686e6e6f R14: 0000000000499600 R15: 0000000000000000
| [   23.808065][  T404] ------------[ cut here ]------------
| [ 23.808412][ T404] WARNING: CPU: 3 PID: 404 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) 
| [   23.809007][  T404] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.810006][  T404] Tainted: [W]=WARN
[   23.810232][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.810607][ T404] 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) 
[ 23.811521][ T404] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.812591][  T404] RSP: 0018:ffffc900006a7140 EFLAGS: 00010246
[   23.812969][  T404] RAX: 0000000000000000 RBX: ffff88800b53c000 RCX: 0000000000000001
[   23.813405][  T404] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   23.813849][  T404] RBP: ffffc900006a7230 R08: ffff88800c120800 R09: 0000000000000000
[   23.814301][  T404] R10: ffffc900006a75c8 R11: ffffffffae650668 R12: 1ffff920000d4e2c
[   23.814743][  T404] R13: 0000000000002710 R14: ffffc900006a7880 R15: ffff88800a8c9fe0
[   23.815180][  T404] FS:  00007fd7de2db800(0000) GS:ffff888086a37000(0000) knlGS:0000000000000000
[   23.815699][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.816073][  T404] CR2: 00000000004e5ac0 CR3: 000000000a43b004 CR4: 0000000000772ef0
[   23.816516][  T404] PKRU: 55555554
[   23.816743][  T404] Call Trace:
[   23.816964][  T404]  <TASK>
[ 23.817115][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.817415][ T404] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.817729][ T404] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.818026][ T404] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.818322][ T404] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.818615][ T404] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.818920][ T404] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.819222][ T404] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.819595][ T404] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.819896][ T404] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.820192][ T404] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.820488][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.820794][ T404] ? __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) 
[ 23.821087][ T404] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.821455][ T404] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.821756][ T404] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.822045][ T404] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.822345][ T404] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.822637][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.822959][ T404] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.823251][ T404] ? __create_object (mm/kmemleak.c:771) 
[ 23.823549][ T404] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.823856][ T404] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.824150][ T404] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.824550][ T404] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.824900][ T404] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.825201][ T404] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.825494][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.825807][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.826102][ T404] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.826392][ T404] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.826696][ T404] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.826988][ T404] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.827290][ T404] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.827594][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.827904][ T404] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.828200][ T404] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.828493][ T404] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.828805][ T404] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.829097][ T404] ? 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) 
[ 23.829396][ T404] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.829698][ T404] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.829991][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.830290][ T404] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.830585][ T404] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.830887][ T404] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.831189][ T404] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.831495][ T404] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.831799][ T404] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.832176][ T404] ___sys_sendmsg (net/socket.c:2670) 
[ 23.832475][ T404] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.832795][ T404] ? __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) 
[ 23.833165][ T404] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.833460][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.833767][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.834064][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.834359][ T404] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.834663][ T404] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.834964][ T404] __sys_sendmsg (net/socket.c:2700) 
[ 23.835255][ T404] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.835621][ T404] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.835945][ T404] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.836240][ T404] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.836535][ T404] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.836911][  T404] RIP: 0033:0x7fd7de4a81e7
[ 23.837218][ T404] 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)
[   23.838329][  T404] RSP: 002b:00007fff367eef28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.838784][  T404] RAX: ffffffffffffffda RBX: 00007fff367ef650 RCX: 00007fd7de4a81e7
[   23.839227][  T404] RDX: 0000000000000000 RSI: 00007fff367eef90 RDI: 0000000000000005
[   23.839681][  T404] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.840126][  T404] R10: 00007fd7de3a5ee8 R11: 0000000000000246 R12: 0000000000000004
[   23.840564][  T404] R13: 00000000686e6e6f R14: 0000000000499600 R15: 0000000000000000
| [   23.844350][  T404] ------------[ cut here ]------------
| [ 23.844753][ T404] WARNING: CPU: 2 PID: 404 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) 
| [   23.845425][  T404] Modules linked in: bridge stp llc sch_tbf vrf veth
| [   23.846573][  T404] Tainted: [W]=WARN
[   23.846851][  T404] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 23.847278][ T404] 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) 
[ 23.847643][ T404] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   23.848854][  T404] RSP: 0018:ffffc900006a6de0 EFLAGS: 00010246
[   23.849289][  T404] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[   23.849810][  T404] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[   23.850314][  T404] RBP: ffffc900006a6ed0 R08: 0000000000000000 R09: 0000000000000000
[   23.850826][  T404] R10: ffffc900006a6f00 R11: ffffffffadd79160 R12: 1ffff920000d4dc0
[   23.851340][  T404] R13: 0000000000002710 R14: ffffc900006a6f00 R15: ffff88800f722f08
[   23.851860][  T404] FS:  00007fd7de2db800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[   23.852451][  T404] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   23.852891][  T404] CR2: 00007fe7e2dd7b00 CR3: 000000000a43b002 CR4: 0000000000772ef0
[   23.853402][  T404] PKRU: 55555554
[   23.853671][  T404] Call Trace:
[   23.853931][  T404]  <TASK>
[ 23.854112][ T404] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.854463][ T404] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.854820][ T404] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 23.855168][ T404] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.855509][ T404] ? __local_bh_enable_ip (./arch/x86/include/asm/irqflags.h:42 ./arch/x86/include/asm/irqflags.h:119 kernel/softirq.c:412) 
[ 23.855870][ T404] ? fib6_walk (net/ipv6/ip6_fib.c:2216) 
[ 23.856217][ T404] netif_set_mtu (net/core/dev.c:9652) 
[ 23.856563][ T404] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 23.856921][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.857273][ T404] ? packet_notifier (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/packet/af_packet.c:4283) 
[ 23.857629][ T404] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 23.857903][ T404] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 23.858393][ T404] br_device_event (net/bridge/br.c:142) bridge 
[ 23.858785][ T404] ? __pfx_br_device_event (net/bridge/br.c:29) bridge 
[ 23.859249][ T404] notifier_call_chain (kernel/notifier.c:85 (discriminator 2)) 
[ 23.859604][ T404] netif_set_mtu_ext (./include/linux/notifier.h:207 net/core/dev.c:9633) 
[ 23.859957][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.860311][ T404] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 23.860660][ T404] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.861008][ T404] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 23.861357][ T404] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 23.861716][ T404] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 23.862059][ T404] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 23.862406][ T404] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 23.862846][ T404] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 23.863192][ T404] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 23.863536][ T404] ? __kernel_text_address (kernel/extable.c:79) 
[ 23.863895][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.864243][ T404] ? __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) 
[ 23.864588][ T404] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 23.865021][ T404] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.865367][ T404] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.865727][ T404] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 23.866081][ T404] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 23.866422][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.866772][ T404] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 23.867108][ T404] ? __create_object (mm/kmemleak.c:771) 
[ 23.867460][ T404] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 23.867840][ T404] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 23.868172][ T404] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 23.868570][ T404] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 23.868924][ T404] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 23.869284][ T404] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.869624][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.869981][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.870322][ T404] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 23.870669][ T404] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.871014][ T404] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 23.871353][ T404] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 23.871711][ T404] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.872059][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.872402][ T404] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 23.872754][ T404] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 23.873097][ T404] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 23.873446][ T404] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 23.873786][ T404] ? 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) 
[ 23.874138][ T404] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 23.874480][ T404] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 23.874837][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.875179][ T404] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 23.875533][ T404] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 23.875881][ T404] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 23.876229][ T404] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 23.876581][ T404] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 23.876929][ T404] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 23.877360][ T404] ___sys_sendmsg (net/socket.c:2670) 
[ 23.877714][ T404] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 23.878053][ T404] ? __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) 
[ 23.878470][ T404] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 23.878821][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.879168][ T404] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 23.879514][ T404] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 23.879860][ T404] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 23.880196][ T404] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 23.880544][ T404] __sys_sendmsg (net/socket.c:2700) 
[ 23.880889][ T404] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 23.881305][ T404] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 23.881674][ T404] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 23.882017][ T404] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 23.882364][ T404] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   23.882798][  T404] RIP: 0033:0x7fd7de4a81e7
[ 23.883149][ T404] 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)
[   23.884338][  T404] RSP: 002b:00007fff367eef28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   23.884859][  T404] RAX: ffffffffffffffda RBX: 00007fff367ef650 RCX: 00007fd7de4a81e7
[   23.885365][  T404] RDX: 0000000000000000 RSI: 00007fff367eef90 RDI: 0000000000000005
[   23.885879][  T404] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   23.886386][  T404] R10: 00007fd7de3a5ee8 R11: 0000000000000246 R12: 0000000000000004
[   23.886897][  T404] R13: 00000000686e6e6f R14: 0000000000499600 R15: 0000000000000000
| [  168.477211][  T998] ------------[ cut here ]------------
| [ 168.477540][ T998] WARNING: CPU: 0 PID: 998 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) 
| [  168.479514][  T998] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.480699][  T998] Tainted: [W]=WARN
[  168.480911][  T998] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.481258][ T998] 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) 
[ 168.481557][ T998] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  168.482561][  T998] RSP: 0018:ffffc90000cd7140 EFLAGS: 00010246
[  168.482930][  T998] RAX: 0000000000000000 RBX: ffff88800b539000 RCX: 0000000000000001
[  168.483347][  T998] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  168.483768][  T998] RBP: ffffc90000cd7230 R08: ffff88800f77d000 R09: 0000000000000000
[  168.484211][  T998] R10: ffffc90000cd75c8 R11: ffffffffae650668 R12: 1ffff9200019ae2c
[  168.484633][  T998] R13: 00000000000005dc R14: ffffc90000cd7880 R15: ffff88800988c3e0
[  168.485070][  T998] FS:  00007f83ae5ce800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[  168.485554][  T998] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.485933][  T998] CR2: 00000000004e5ac8 CR3: 0000000005476002 CR4: 0000000000772ef0
[  168.486367][  T998] PKRU: 55555554
[  168.486574][  T998] Call Trace:
[  168.486797][  T998]  <TASK>
[ 168.486940][ T998] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.487235][ T998] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.487527][ T998] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.487837][ T998] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 168.488114][ T998] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 168.488392][ T998] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 168.488689][ T998] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 168.488974][ T998] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.489331][ T998] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.489613][ T998] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.489900][ T998] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.490183][ T998] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.490465][ T998] ? __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) 
[ 168.490749][ T998] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.491096][ T998] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.491378][ T998] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.491668][ T998] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.491945][ T998] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.492222][ T998] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.492500][ T998] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.492783][ T998] ? __create_object (mm/kmemleak.c:771) 
[ 168.493078][ T998] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.493366][ T998] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.493646][ T998] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.494007][ T998] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.494291][ T998] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.494576][ T998] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.494866][ T998] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.495153][ T998] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.495427][ T998] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.495735][ T998] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.496018][ T998] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.496292][ T998] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.496568][ T998] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.496855][ T998] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.497145][ T998] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.497428][ T998] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.497738][ T998] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.498043][ T998] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.498317][ T998] ? 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) 
[ 168.498595][ T998] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 168.498886][ T998] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.499159][ T998] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.499438][ T998] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.499734][ T998] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.500011][ T998] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.500298][ T998] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.500586][ T998] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.500873][ T998] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.501227][ T998] ___sys_sendmsg (net/socket.c:2670) 
[ 168.501503][ T998] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.501803][ T998] ? __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) 
[ 168.502150][ T998] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.502431][ T998] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.502723][ T998] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.503012][ T998] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.503289][ T998] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.503566][ T998] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.503860][ T998] __sys_sendmsg (net/socket.c:2700) 
[ 168.504136][ T998] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.504481][ T998] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.504778][ T998] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.505058][ T998] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.505343][ T998] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.505695][  T998] RIP: 0033:0x7f83ae79b1e7
[ 168.506004][ T998] 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)
[  168.507002][  T998] RSP: 002b:00007ffc1f7810d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.507423][  T998] RAX: ffffffffffffffda RBX: 00007ffc1f781800 RCX: 00007f83ae79b1e7
[  168.507854][  T998] RDX: 0000000000000000 RSI: 00007ffc1f781140 RDI: 0000000000000005
[  168.508275][  T998] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.508698][  T998] R10: 00007f83ae698ee8 R11: 0000000000000246 R12: 0000000000000004
[  168.509110][  T998] R13: 00000000686e6f00 R14: 0000000000499600 R15: 0000000000000000
| [  168.641100][ T1000] ------------[ cut here ]------------
| [ 168.641468][ T1000] WARNING: CPU: 2 PID: 1000 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) 
| [  168.642073][ T1000] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.643251][ T1000] Tainted: [W]=WARN
[  168.643477][ T1000] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.643857][ T1000] 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) 
[ 168.644159][ T1000] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  168.645166][ T1000] RSP: 0018:ffffc90000ce7140 EFLAGS: 00010246
[  168.645534][ T1000] RAX: 0000000000000000 RBX: ffff8880059b4000 RCX: 0000000000000001
[  168.645972][ T1000] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  168.646400][ T1000] RBP: ffffc90000ce7230 R08: ffff88800e8c5000 R09: 0000000000000000
[  168.646831][ T1000] R10: ffffc90000ce75c8 R11: ffffffffae650668 R12: 1ffff9200019ce2c
[  168.647263][ T1000] R13: 00000000000005dc R14: ffffc90000ce7880 R15: ffff88800988fbe0
[  168.647708][ T1000] FS:  00007f9bd4e7f800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[  168.648203][ T1000] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.648567][ T1000] CR2: 00000000004e5ab0 CR3: 0000000004ece004 CR4: 0000000000772ef0
[  168.649008][ T1000] PKRU: 55555554
[  168.649237][ T1000] Call Trace:
[  168.649458][ T1000]  <TASK>
[ 168.649613][ T1000] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.649924][ T1000] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.650212][ T1000] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.650504][ T1000] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 168.650802][ T1000] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 168.651133][ T1000] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 168.651440][ T1000] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 168.651749][ T1000] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.652116][ T1000] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.652403][ T1000] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.652700][ T1000] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.652989][ T1000] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.653282][ T1000] ? __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) 
[ 168.653577][ T1000] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.653943][ T1000] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.654235][ T1000] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.654521][ T1000] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.654816][ T1000] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.655107][ T1000] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.655400][ T1000] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.655696][ T1000] ? __create_object (mm/kmemleak.c:771) 
[ 168.655987][ T1000] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.656275][ T1000] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.656564][ T1000] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.656932][ T1000] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.657227][ T1000] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.657517][ T1000] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.657825][ T1000] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.658122][ T1000] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.658414][ T1000] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.658708][ T1000] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.658997][ T1000] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.659284][ T1000] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.659573][ T1000] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.659890][ T1000] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.660185][ T1000] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.660483][ T1000] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.660783][ T1000] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.661089][ T1000] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.661375][ T1000] ? 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) 
[ 168.661675][ T1000] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 168.661967][ T1000] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.662259][ T1000] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.662555][ T1000] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.662860][ T1000] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.663153][ T1000] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.663451][ T1000] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.663757][ T1000] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.664042][ T1000] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.664417][ T1000] ___sys_sendmsg (net/socket.c:2670) 
[ 168.664714][ T1000] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.665006][ T1000] ? __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) 
[ 168.665364][ T1000] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.665668][ T1000] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.665959][ T1000] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.666253][ T1000] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.666542][ T1000] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.666843][ T1000] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.667144][ T1000] __sys_sendmsg (net/socket.c:2700) 
[ 168.667435][ T1000] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.667837][ T1000] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.668156][ T1000] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.668464][ T1000] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.668764][ T1000] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.669124][ T1000] RIP: 0033:0x7f9bd504c1e7
[ 168.669422][ T1000] 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)
[  168.670425][ T1000] RSP: 002b:00007ffc255bc558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.670865][ T1000] RAX: ffffffffffffffda RBX: 00007ffc255bcc80 RCX: 00007f9bd504c1e7
[  168.671301][ T1000] RDX: 0000000000000000 RSI: 00007ffc255bc5c0 RDI: 0000000000000005
[  168.671738][ T1000] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.672163][ T1000] R10: 00007f9bd4f49ee8 R11: 0000000000000246 R12: 0000000000000004
[  168.672590][ T1000] R13: 00000000686e6f00 R14: 0000000000499600 R15: 0000000000000000
| [  168.815158][ T1002] ------------[ cut here ]------------
| [ 168.815474][ T1002] WARNING: CPU: 0 PID: 1002 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) 
| [  168.816478][ T1002] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  168.817622][ T1002] Tainted: [W]=WARN
[  168.817841][ T1002] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.818185][ T1002] 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) 
[ 168.818472][ T1002] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  168.819471][ T1002] RSP: 0018:ffffc90000d07140 EFLAGS: 00010246
[  168.819828][ T1002] RAX: 0000000000000000 RBX: ffff88800c3d1000 RCX: 0000000000000001
[  168.820243][ T1002] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  168.820663][ T1002] RBP: ffffc90000d07230 R08: ffff88800d7da000 R09: 0000000000000000
[  168.821075][ T1002] R10: ffffc90000d075c8 R11: ffffffffae650668 R12: 1ffff920001a0e2c
[  168.821481][ T1002] R13: 00000000000005dc R14: ffffc90000d07880 R15: ffff88800988f160
[  168.821909][ T1002] FS:  00007fe07372a800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[  168.822393][ T1002] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.822747][ T1002] CR2: 00000000004e5aa0 CR3: 000000000a771005 CR4: 0000000000772ef0
[  168.823160][ T1002] PKRU: 55555554
[  168.823364][ T1002] Call Trace:
[  168.823569][ T1002]  <TASK>
[ 168.823717][ T1002] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.824005][ T1002] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.824278][ T1002] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.824555][ T1002] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 168.824840][ T1002] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 168.825119][ T1002] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 168.825402][ T1002] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 168.825701][ T1002] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.826053][ T1002] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.826328][ T1002] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.826601][ T1002] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.826887][ T1002] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.827167][ T1002] ? __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) 
[ 168.827444][ T1002] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.827815][ T1002] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.828094][ T1002] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.828369][ T1002] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.828643][ T1002] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.828933][ T1002] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.829214][ T1002] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.829486][ T1002] ? __create_object (mm/kmemleak.c:771) 
[ 168.829775][ T1002] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.830059][ T1002] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.830342][ T1002] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.830696][ T1002] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.830976][ T1002] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.831254][ T1002] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.831526][ T1002] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.831814][ T1002] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.832091][ T1002] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.832369][ T1002] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.832643][ T1002] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.832926][ T1002] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.833206][ T1002] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.833484][ T1002] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.833774][ T1002] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.834050][ T1002] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.834331][ T1002] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.834617][ T1002] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.834898][ T1002] ? 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) 
[ 168.835175][ T1002] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 168.835451][ T1002] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.835735][ T1002] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.836015][ T1002] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.836298][ T1002] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.836571][ T1002] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.836862][ T1002] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.837143][ T1002] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.837416][ T1002] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.837789][ T1002] ___sys_sendmsg (net/socket.c:2670) 
[ 168.838067][ T1002] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.838348][ T1002] ? __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) 
[ 168.838697][ T1002] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.838979][ T1002] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.839259][ T1002] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.839538][ T1002] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.839825][ T1002] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.840104][ T1002] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.840392][ T1002] __sys_sendmsg (net/socket.c:2700) 
[ 168.840677][ T1002] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.841045][ T1002] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.841332][ T1002] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.841610][ T1002] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.841898][ T1002] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.842240][ T1002] RIP: 0033:0x7fe0738f71e7
[ 168.842526][ T1002] 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)
[  168.843520][ T1002] RSP: 002b:00007ffcd0bcf308 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.843947][ T1002] RAX: ffffffffffffffda RBX: 00007ffcd0bcfa30 RCX: 00007fe0738f71e7
[  168.844366][ T1002] RDX: 0000000000000000 RSI: 00007ffcd0bcf370 RDI: 0000000000000005
[  168.844783][ T1002] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.845198][ T1002] R10: 00007fe0737f4ee8 R11: 0000000000000246 R12: 0000000000000004
[  168.845605][ T1002] R13: 00000000686e6f00 R14: 0000000000499600 R15: 0000000000000000
| [  169.001917][ T1004] ------------[ cut here ]------------
| [ 169.002261][ T1004] WARNING: CPU: 2 PID: 1004 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) 
| [  169.003240][ T1004] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  169.004527][ T1004] Tainted: [W]=WARN
[  169.004781][ T1004] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 169.005188][ T1004] 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) 
[ 169.005525][ T1004] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  169.006662][ T1004] RSP: 0018:ffffc90000d16f70 EFLAGS: 00010246
[  169.007063][ T1004] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[  169.007540][ T1004] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  169.008067][ T1004] RBP: ffffc90000d17058 R08: 0000000000000000 R09: 0000000000000000
[  169.008541][ T1004] R10: ffffc90000d17088 R11: ffffffffa9c00130 R12: 1ffff920001a2df2
[  169.009026][ T1004] R13: 0000000000002710 R14: ffffc90000d17088 R15: ffff88800f722f08
[  169.009504][ T1004] FS:  00007f319b672800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[  169.010061][ T1004] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  169.010461][ T1004] CR2: 00000000004e5ac0 CR3: 000000000a955001 CR4: 0000000000772ef0
[  169.010953][ T1004] PKRU: 55555554
[  169.011198][ T1004] Call Trace:
[  169.011437][ T1004]  <TASK>
[ 169.011606][ T1004] ? __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) 
[ 169.012022][ T1004] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 169.012387][ T1004] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 169.012719][ T1004] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 169.013039][ T1004] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 169.013352][ T1004] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.013685][ T1004] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.014001][ T1004] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.014328][ T1004] ? ___sys_sendmsg (net/socket.c:2670) 
[ 169.014644][ T1004] ? __sys_sendmsg (net/socket.c:2700) 
[ 169.014980][ T1004] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.015302][ T1004] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 169.015701][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.016037][ T1004] netif_set_mtu (net/core/dev.c:9652) 
[ 169.016355][ T1004] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 169.016725][ T1004] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 169.016971][ T1004] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 169.017406][ T1004] br_del_if (net/bridge/br_if.c:743) bridge 
[ 169.017783][ T1004] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 169.018103][ T1004] do_set_master (net/core/rtnetlink.c:2932) 
[ 169.018425][ T1004] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 169.018774][ T1004] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 169.019179][ T1004] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.019503][ T1004] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.019836][ T1004] ? __kernel_text_address (kernel/extable.c:79) 
[ 169.020158][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.020479][ T1004] ? __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) 
[ 169.020810][ T1004] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 169.021204][ T1004] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.021524][ T1004] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.021854][ T1004] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 169.022172][ T1004] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 169.022492][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.022834][ T1004] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 169.023151][ T1004] ? __create_object (mm/kmemleak.c:771) 
[ 169.023474][ T1004] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 169.023803][ T1004] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 169.024131][ T1004] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 169.024523][ T1004] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 169.024860][ T1004] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 169.025182][ T1004] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.025498][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.025832][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.026153][ T1004] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 169.026466][ T1004] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.026828][ T1004] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.027145][ T1004] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 169.027466][ T1004] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.027810][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.028141][ T1004] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 169.028459][ T1004] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.028791][ T1004] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 169.029123][ T1004] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 169.029439][ T1004] ? 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) 
[ 169.029769][ T1004] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.030092][ T1004] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 169.030407][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.030755][ T1004] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.031082][ T1004] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 169.031425][ T1004] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 169.031787][ T1004] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.032144][ T1004] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 169.032460][ T1004] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 169.032875][ T1004] ___sys_sendmsg (net/socket.c:2670) 
[ 169.033188][ T1004] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 169.033503][ T1004] ? __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) 
[ 169.033912][ T1004] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 169.034234][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.034552][ T1004] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.034895][ T1004] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.035218][ T1004] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 169.035568][ T1004] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.035907][ T1004] __sys_sendmsg (net/socket.c:2700) 
[ 169.036224][ T1004] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 169.036619][ T1004] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 169.036960][ T1004] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.037281][ T1004] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.037608][ T1004] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  169.038019][ T1004] RIP: 0033:0x7f319b83f1e7
[ 169.038349][ T1004] 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)
[  169.039468][ T1004] RSP: 002b:00007ffe924fd858 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  169.039952][ T1004] RAX: ffffffffffffffda RBX: 00007ffe924fdf80 RCX: 00007f319b83f1e7
[  169.040417][ T1004] RDX: 0000000000000000 RSI: 00007ffe924fd8c0 RDI: 0000000000000005
[  169.040901][ T1004] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  169.041371][ T1004] R10: 00007f319b73cee8 R11: 0000000000000246 R12: 0000000000000004
[  169.041853][ T1004] R13: 00000000686e6f00 R14: 0000000000499600 R15: 0000000000000000
| [  169.204579][ T1006] ------------[ cut here ]------------
| [ 169.204937][ T1006] WARNING: CPU: 0 PID: 1006 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) 
| [  169.205576][ T1006] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  169.207947][ T1006] Tainted: [W]=WARN
[  169.208187][ T1006] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 169.208588][ T1006] 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) 
[ 169.208925][ T1006] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  169.210089][ T1006] RSP: 0018:ffffc90000d36f70 EFLAGS: 00010246
[  169.210491][ T1006] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[  169.210983][ T1006] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  169.211466][ T1006] RBP: ffffc90000d37058 R08: 0000000000000000 R09: 0000000000000000
[  169.211962][ T1006] R10: ffffc90000d37088 R11: ffffffffadd79160 R12: 1ffff920001a6df2
[  169.212450][ T1006] R13: 0000000000002710 R14: ffffc90000d37088 R15: ffff88800f722f08
[  169.212945][ T1006] FS:  00007fca71ca0800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[  169.213510][ T1006] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  169.213936][ T1006] CR2: 00000000004e5ab8 CR3: 00000000098ac003 CR4: 0000000000772ef0
[  169.214428][ T1006] PKRU: 55555554
[  169.214687][ T1006] Call Trace:
[  169.214938][ T1006]  <TASK>
[ 169.215101][ T1006] ? __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) 
[ 169.215509][ T1006] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 169.215888][ T1006] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 169.216214][ T1006] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 169.216544][ T1006] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 169.216894][ T1006] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.217217][ T1006] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.217535][ T1006] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.217890][ T1006] ? ___sys_sendmsg (net/socket.c:2670) 
[ 169.218211][ T1006] ? __sys_sendmsg (net/socket.c:2700) 
[ 169.218524][ T1006] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.218853][ T1006] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 169.219264][ T1006] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.219595][ T1006] netif_set_mtu (net/core/dev.c:9652) 
[ 169.219928][ T1006] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 169.220266][ T1006] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 169.220512][ T1006] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 169.220964][ T1006] br_del_if (net/bridge/br_if.c:743) bridge 
[ 169.221327][ T1006] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 169.221649][ T1006] do_set_master (net/core/rtnetlink.c:2932) 
[ 169.222007][ T1006] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 169.222337][ T1006] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 169.222750][ T1006] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.223076][ T1006] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.223400][ T1006] ? __kernel_text_address (kernel/extable.c:79) 
[ 169.223741][ T1006] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.224066][ T1006] ? __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) 
[ 169.224400][ T1006] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 169.224805][ T1006] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.225125][ T1006] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.225472][ T1006] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 169.225820][ T1006] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 169.226144][ T1006] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.226463][ T1006] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 169.226798][ T1006] ? __create_object (mm/kmemleak.c:771) 
[ 169.227123][ T1006] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 169.227444][ T1006] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 169.227775][ T1006] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 169.228167][ T1006] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 169.228489][ T1006] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 169.228822][ T1006] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.229147][ T1006] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.229481][ T1006] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.229824][ T1006] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 169.230144][ T1006] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.230465][ T1006] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.230793][ T1006] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 169.231118][ T1006] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.231442][ T1006] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.231780][ T1006] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 169.232105][ T1006] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.232427][ T1006] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 169.232767][ T1006] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 169.233087][ T1006] ? 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) 
[ 169.233410][ T1006] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.233751][ T1006] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 169.234081][ T1006] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.234406][ T1006] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.234739][ T1006] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 169.235066][ T1006] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 169.235396][ T1006] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.235729][ T1006] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 169.236049][ T1006] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 169.236467][ T1006] ___sys_sendmsg (net/socket.c:2670) 
[ 169.236798][ T1006] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 169.237117][ T1006] ? __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) 
[ 169.237510][ T1006] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 169.237854][ T1006] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.238174][ T1006] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.238491][ T1006] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.238822][ T1006] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 169.239151][ T1006] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.239481][ T1006] __sys_sendmsg (net/socket.c:2700) 
[ 169.239809][ T1006] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 169.240216][ T1006] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 169.240548][ T1006] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.240880][ T1006] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.241201][ T1006] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  169.241605][ T1006] RIP: 0033:0x7fca71e6d1e7
[ 169.241954][ T1006] 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)
[  169.243102][ T1006] RSP: 002b:00007fff9d837108 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  169.243590][ T1006] RAX: ffffffffffffffda RBX: 00007fff9d837830 RCX: 00007fca71e6d1e7
[  169.244076][ T1006] RDX: 0000000000000000 RSI: 00007fff9d837170 RDI: 0000000000000005
[  169.244561][ T1006] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  169.245044][ T1006] R10: 00007fca71d6aee8 R11: 0000000000000246 R12: 0000000000000004
[  169.245527][ T1006] R13: 00000000686e6f00 R14: 0000000000499600 R15: 0000000000000000
| [  169.389872][ T1008] ------------[ cut here ]------------
| [ 169.390237][ T1008] WARNING: CPU: 0 PID: 1008 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) 
| [  169.391275][ T1008] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  169.392594][ T1008] Tainted: [W]=WARN
[  169.392842][ T1008] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 169.393242][ T1008] 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) 
[ 169.393577][ T1008] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  169.394720][ T1008] RSP: 0018:ffffc90000d56f70 EFLAGS: 00010246
[  169.395131][ T1008] RAX: 0000000000000000 RBX: ffff88800f722000 RCX: 0000000000000001
[  169.395615][ T1008] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  169.396113][ T1008] RBP: ffffc90000d57058 R08: 0000000000000000 R09: 0000000000000000
[  169.396596][ T1008] R10: ffffc90000d57088 R11: ffffffffadd79160 R12: 1ffff920001aadf2
[  169.397082][ T1008] R13: 00000000000005dc R14: ffffc90000d57088 R15: ffff88800f722f08
[  169.397567][ T1008] FS:  00007fde97a73800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[  169.398145][ T1008] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  169.398548][ T1008] CR2: 00000000004e5aa8 CR3: 00000000051e3004 CR4: 0000000000772ef0
[  169.399040][ T1008] PKRU: 55555554
[  169.399280][ T1008] Call Trace:
[  169.399520][ T1008]  <TASK>
[ 169.399689][ T1008] ? __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) 
[ 169.400099][ T1008] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 169.400462][ T1008] ? do_set_master (net/core/rtnetlink.c:2932) 
[ 169.400795][ T1008] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 169.401113][ T1008] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 169.401429][ T1008] ? netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.401753][ T1008] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.402074][ T1008] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.402401][ T1008] ? ___sys_sendmsg (net/socket.c:2670) 
[ 169.402725][ T1008] ? __sys_sendmsg (net/socket.c:2700) 
[ 169.403044][ T1008] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.403362][ T1008] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 169.403770][ T1008] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.404103][ T1008] netif_set_mtu (net/core/dev.c:9652) 
[ 169.404423][ T1008] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 169.404766][ T1008] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 169.405018][ T1008] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 169.405458][ T1008] br_del_if (net/bridge/br_if.c:743) bridge 
[ 169.405819][ T1008] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 169.406135][ T1008] do_set_master (net/core/rtnetlink.c:2932) 
[ 169.406452][ T1008] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 169.406774][ T1008] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 169.407171][ T1008] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.407488][ T1008] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.407819][ T1008] ? __kernel_text_address (kernel/extable.c:79) 
[ 169.408140][ T1008] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.408455][ T1008] ? __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) 
[ 169.408781][ T1008] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 169.409171][ T1008] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.409487][ T1008] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.409823][ T1008] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 169.410143][ T1008] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 169.410467][ T1008] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.410800][ T1008] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 169.411119][ T1008] ? __create_object (mm/kmemleak.c:771) 
[ 169.411442][ T1008] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 169.411769][ T1008] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 169.412091][ T1008] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 169.412498][ T1008] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 169.412844][ T1008] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 169.413169][ T1008] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.413487][ T1008] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.413820][ T1008] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.414146][ T1008] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 169.414463][ T1008] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.414801][ T1008] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.415121][ T1008] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 169.415443][ T1008] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.415774][ T1008] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.416102][ T1008] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 169.416421][ T1008] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.416755][ T1008] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 169.417086][ T1008] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 169.417410][ T1008] ? 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) 
[ 169.417785][ T1008] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.418110][ T1008] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 169.418427][ T1008] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.418762][ T1008] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.419087][ T1008] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 169.419411][ T1008] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 169.419754][ T1008] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.420078][ T1008] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 169.420396][ T1008] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 169.420815][ T1008] ___sys_sendmsg (net/socket.c:2670) 
[ 169.421129][ T1008] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 169.421448][ T1008] ? __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) 
[ 169.421852][ T1008] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 169.422183][ T1008] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.422506][ T1008] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.422838][ T1008] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.423168][ T1008] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 169.423484][ T1008] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.423818][ T1008] __sys_sendmsg (net/socket.c:2700) 
[ 169.424136][ T1008] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 169.424537][ T1008] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 169.424880][ T1008] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.425203][ T1008] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.425525][ T1008] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  169.425935][ T1008] RIP: 0033:0x7fde97c401e7
[ 169.426267][ T1008] 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)
[  169.427426][ T1008] RSP: 002b:00007ffde11b2af8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  169.427932][ T1008] RAX: ffffffffffffffda RBX: 00007ffde11b3220 RCX: 00007fde97c401e7
[  169.428409][ T1008] RDX: 0000000000000000 RSI: 00007ffde11b2b60 RDI: 0000000000000005
[  169.428907][ T1008] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  169.429387][ T1008] R10: 00007fde97b3dee8 R11: 0000000000000246 R12: 0000000000000004
[  169.429872][ T1008] R13: 00000000686e6f01 R14: 0000000000499600 R15: 0000000000000000
| [  169.760307][ T1012] ------------[ cut here ]------------
| [ 169.760628][ T1012] WARNING: CPU: 3 PID: 1012 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) 
| [  169.761527][ T1012] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  169.762684][ T1012] Tainted: [W]=WARN
[  169.762892][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 169.763235][ T1012] 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) 
[ 169.763522][ T1012] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  169.764521][ T1012] RSP: 0018:ffffc90000d87140 EFLAGS: 00010246
[  169.764879][ T1012] RAX: 0000000000000000 RBX: ffff88800b539000 RCX: 0000000000000001
[  169.765295][ T1012] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  169.765717][ T1012] RBP: ffffc90000d87230 R08: ffff88800f598800 R09: 0000000000000000
[  169.766142][ T1012] R10: ffffc90000d875c8 R11: ffffffffae650668 R12: 1ffff920001b0e2c
[  169.766552][ T1012] R13: 00000000000005dc R14: ffffc90000d87880 R15: ffff88800c5d0e60
[  169.766971][ T1012] FS:  00007f113927f800(0000) GS:ffff888086a37000(0000) knlGS:0000000000000000
[  169.767458][ T1012] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  169.767827][ T1012] CR2: 00000000004e5ac8 CR3: 000000000c653002 CR4: 0000000000772ef0
[  169.768240][ T1012] PKRU: 55555554
[  169.768446][ T1012] Call Trace:
[  169.768672][ T1012]  <TASK>
[ 169.768815][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.769095][ T1012] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 169.769367][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.769852][ T1012] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 169.770134][ T1012] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 169.770410][ T1012] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 169.770818][ T1012] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 169.771101][ T1012] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 169.771449][ T1012] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.771819][ T1012] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.772101][ T1012] ? __kernel_text_address (kernel/extable.c:79) 
[ 169.772379][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.772678][ T1012] ? __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) 
[ 169.772957][ T1012] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 169.773299][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.773578][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.773874][ T1012] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 169.774152][ T1012] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 169.774431][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.774715][ T1012] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 169.774993][ T1012] ? __create_object (mm/kmemleak.c:771) 
[ 169.775278][ T1012] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 169.775558][ T1012] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 169.775863][ T1012] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 169.776208][ T1012] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 169.776489][ T1012] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 169.776782][ T1012] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.777060][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.777339][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.777635][ T1012] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 169.777931][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.778211][ T1012] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.778487][ T1012] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 169.778772][ T1012] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.779050][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.779329][ T1012] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 169.779604][ T1012] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.779890][ T1012] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 169.780177][ T1012] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 169.780464][ T1012] ? 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) 
[ 169.780755][ T1012] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.781032][ T1012] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 169.781304][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.781591][ T1012] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.781884][ T1012] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 169.782161][ T1012] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 169.782450][ T1012] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.782750][ T1012] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 169.783024][ T1012] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 169.783383][ T1012] ___sys_sendmsg (net/socket.c:2670) 
[ 169.783674][ T1012] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 169.783952][ T1012] ? __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) 
[ 169.784295][ T1012] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 169.784578][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.784870][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.785152][ T1012] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.785426][ T1012] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 169.785712][ T1012] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.785994][ T1012] __sys_sendmsg (net/socket.c:2700) 
[ 169.786266][ T1012] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 169.786608][ T1012] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 169.786912][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.787188][ T1012] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.787465][ T1012] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  169.787832][ T1012] RIP: 0033:0x7f113944c1e7
[ 169.788118][ T1012] 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)
[  169.789114][ T1012] RSP: 002b:00007fff3534b128 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  169.789534][ T1012] RAX: ffffffffffffffda RBX: 00007fff3534b850 RCX: 00007f113944c1e7
[  169.789951][ T1012] RDX: 0000000000000000 RSI: 00007fff3534b190 RDI: 0000000000000005
[  169.790363][ T1012] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  169.790797][ T1012] R10: 00007f1139349ee8 R11: 0000000000000246 R12: 0000000000000004
[  169.791207][ T1012] R13: 00000000686e6f01 R14: 0000000000499600 R15: 0000000000000000
| [  170.701862][ T1021] ------------[ cut here ]------------
| [ 170.702184][ T1021] WARNING: CPU: 0 PID: 1021 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) 
| [  170.702763][ T1021] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  170.703906][ T1021] Tainted: [W]=WARN
[  170.704127][ T1021] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 170.704492][ T1021] 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) 
[ 170.704816][ T1021] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  170.705868][ T1021] RSP: 0018:ffffc90000c87140 EFLAGS: 00010246
[  170.706241][ T1021] RAX: 0000000000000000 RBX: ffff8880059b4000 RCX: 0000000000000001
[  170.706694][ T1021] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  170.707133][ T1021] RBP: ffffc90000c87230 R08: ffff888008aab800 R09: 0000000000000000
[  170.707575][ T1021] R10: ffffc90000c875c8 R11: ffffffffae650668 R12: 1ffff92000190e2c
[  170.708048][ T1021] R13: 00000000000005dc R14: ffffc90000c87880 R15: ffff88800b4ed560
[  170.708503][ T1021] FS:  00007fb51779d800(0000) GS:ffff8880868b7000(0000) knlGS:0000000000000000
[  170.709021][ T1021] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  170.709388][ T1021] CR2: 00000000004e5ab0 CR3: 000000000aaa7006 CR4: 0000000000772ef0
[  170.709836][ T1021] PKRU: 55555554
[  170.710056][ T1021] Call Trace:
[  170.710275][ T1021]  <TASK>
[ 170.710432][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.710780][ T1021] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 170.711079][ T1021] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 170.711377][ T1021] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 170.711684][ T1021] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 170.711980][ T1021] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 170.712277][ T1021] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 170.712581][ T1021] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 170.712969][ T1021] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 170.713259][ T1021] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 170.713549][ T1021] ? __kernel_text_address (kernel/extable.c:79) 
[ 170.713852][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.714146][ T1021] ? __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) 
[ 170.714437][ T1021] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 170.714826][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 170.715122][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 170.715396][ T1021] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 170.715684][ T1021] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 170.715966][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.716239][ T1021] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 170.716509][ T1021] ? __create_object (mm/kmemleak.c:771) 
[ 170.716821][ T1021] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 170.717100][ T1021] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 170.717374][ T1021] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 170.717739][ T1021] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 170.718023][ T1021] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 170.718301][ T1021] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 170.718574][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.718875][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.719158][ T1021] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 170.719431][ T1021] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 170.719719][ T1021] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 170.719992][ T1021] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 170.720272][ T1021] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 170.720548][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.720846][ T1021] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 170.721122][ T1021] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 170.721403][ T1021] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 170.721694][ T1021] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 170.721967][ T1021] ? 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) 
[ 170.722244][ T1021] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 170.722524][ T1021] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 170.722821][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.723113][ T1021] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 170.723393][ T1021] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 170.723681][ T1021] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 170.723965][ T1021] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 170.724243][ T1021] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 170.724517][ T1021] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 170.724885][ T1021] ___sys_sendmsg (net/socket.c:2670) 
[ 170.725160][ T1021] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 170.725440][ T1021] ? __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) 
[ 170.725790][ T1021] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 170.726069][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.726354][ T1021] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 170.726635][ T1021] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 170.726948][ T1021] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 170.727225][ T1021] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 170.727514][ T1021] __sys_sendmsg (net/socket.c:2700) 
[ 170.727809][ T1021] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 170.728147][ T1021] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 170.728435][ T1021] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 170.728723][ T1021] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 170.729000][ T1021] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  170.729339][ T1021] RIP: 0033:0x7fb51796a1e7
[ 170.729630][ T1021] 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)
[  170.730622][ T1021] RSP: 002b:00007ffdd143be48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  170.731061][ T1021] RAX: ffffffffffffffda RBX: 00007ffdd143c570 RCX: 00007fb51796a1e7
[  170.731477][ T1021] RDX: 0000000000000000 RSI: 00007ffdd143beb0 RDI: 0000000000000005
[  170.731896][ T1021] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  170.732308][ T1021] R10: 00007fb517867ee8 R11: 0000000000000246 R12: 0000000000000004
[  170.732729][ T1021] R13: 00000000686e6f02 R14: 0000000000499600 R15: 0000000000000000
| [  171.922644][ T1032] ------------[ cut here ]------------
| [ 171.923039][ T1032] WARNING: CPU: 2 PID: 1032 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) 
| [  171.923602][ T1032] Modules linked in: act_mirred cls_matchall sch_red dummy bridge stp llc sch_tbf vrf veth
| [  171.924808][ T1032] Tainted: [W]=WARN
[  171.925035][ T1032] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 171.925393][ T1032] 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) 
[ 171.925702][ T1032] Code: 00 00 8b 05 b7 bb 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 fa 61 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 b7 bb 3a 02    	mov    0x23abbb7(%rip),%eax        # 0x23abbbf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 fa 61 7b 00       	call   0x7b621b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  171.926714][ T1032] RSP: 0018:ffffc90000c87140 EFLAGS: 00010246
[  171.927083][ T1032] RAX: 0000000000000000 RBX: ffff88800c3d1000 RCX: 0000000000000001
[  171.927507][ T1032] RDX: 0000000000000000 RSI: ffffffffad89b939 RDI: ffffffffad0555e0
[  171.928090][ T1032] RBP: ffffc90000c87230 R08: ffff88800c75a000 R09: 0000000000000000
[  171.928694][ T1032] R10: ffffc90000c875c8 R11: ffffffffae650668 R12: 1ffff92000190e2c
[  171.929127][ T1032] R13: 00000000000005dc R14: ffffc90000c87880 R15: ffff888009412de0
[  171.929550][ T1032] FS:  00007fd5f43d0800(0000) GS:ffff8880869b7000(0000) knlGS:0000000000000000
[  171.930064][ T1032] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  171.930425][ T1032] CR2: 00000000004e5aa0 CR3: 0000000009163004 CR4: 0000000000772ef0
[  171.930866][ T1032] PKRU: 55555554
[  171.931090][ T1032] Call Trace:
[  171.931306][ T1032]  <TASK>
[ 171.931463][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.931774][ T1032] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 171.932063][ T1032] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 171.932356][ T1032] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 171.932642][ T1032] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 171.932943][ T1032] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 171.933234][ T1032] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 171.933533][ T1032] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 171.933900][ T1032] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 171.934198][ T1032] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 171.934487][ T1032] ? __kernel_text_address (kernel/extable.c:79) 
[ 171.934787][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.935088][ T1032] ? __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) 
[ 171.935378][ T1032] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 171.935748][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 171.936050][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 171.936342][ T1032] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 171.936629][ T1032] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 171.936928][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.937222][ T1032] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 171.937508][ T1032] ? __create_object (mm/kmemleak.c:771) 
[ 171.937822][ T1032] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 171.938110][ T1032] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 171.938398][ T1032] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 171.938763][ T1032] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 171.939060][ T1032] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 171.939350][ T1032] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 171.939664][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.939961][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.940250][ T1032] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 171.940533][ T1032] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 171.940830][ T1032] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 171.941114][ T1032] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 171.941402][ T1032] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 171.941702][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.942004][ T1032] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 171.942294][ T1032] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 171.942580][ T1032] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 171.942905][ T1032] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 171.943188][ T1032] ? 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) 
[ 171.943477][ T1032] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 171.943778][ T1032] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 171.944072][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.944361][ T1032] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 171.944661][ T1032] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 171.944948][ T1032] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 171.945243][ T1032] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 171.945532][ T1032] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 171.945828][ T1032] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 171.946195][ T1032] ___sys_sendmsg (net/socket.c:2670) 
[ 171.946482][ T1032] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 171.946776][ T1032] ? __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) 
[ 171.947128][ T1032] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 171.947415][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.947721][ T1032] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 171.948015][ T1032] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 171.948311][ T1032] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 171.948595][ T1032] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 171.948899][ T1032] __sys_sendmsg (net/socket.c:2700) 
[ 171.949186][ T1032] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 171.949537][ T1032] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 171.949841][ T1032] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 171.950130][ T1032] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 171.950424][ T1032] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  171.950785][ T1032] RIP: 0033:0x7fd5f459d1e7
[ 171.951081][ T1032] 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)
[  171.952079][ T1032] RSP: 002b:00007ffddbba09a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  171.952517][ T1032] RAX: ffffffffffffffda RBX: 00007ffddbba10d0 RCX: 00007fd5f459d1e7
[  171.952950][ T1032] RDX: 0000000000000000 RSI: 00007ffddbba0a10 RDI: 0000000000000005
[  171.953377][ T1032] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  171.953809][ T1032] R10: 00007fd5f449aee8 R11: 0000000000000246 R12: 0000000000000004


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