======================================
| [   19.064866][  T293] eth1: renamed from r1h2
| [   22.163154][  T320] ------------[ cut here ]------------
| [ 22.163520][ T320] WARNING: CPU: 0 PID: 320 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) 
| [   22.164195][  T320] Modules linked in:
[   22.165095][  T320] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.165505][ T320] 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) 
[ 22.165832][ T320] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   22.166976][  T320] RSP: 0018:ffffc90000ed7140 EFLAGS: 00010246
[   22.167390][  T320] RAX: 0000000000000000 RBX: ffff8880082f9000 RCX: 0000000000000001
[   22.167864][  T320] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   22.168348][  T320] RBP: ffffc90000ed7228 R08: ffff88800b7ed000 R09: 0000000000000000
[   22.168822][  T320] R10: ffffc90000ed75c8 R11: ffffffffa0073028 R12: 1ffff920001dae2c
[   22.169301][  T320] R13: 0000000000000578 R14: ffffc90000ed7880 R15: ffff888005bfd1e0
[   22.169779][  T320] FS:  00007f55d1048800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[   22.170341][  T320] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.170745][  T320] CR2: 00000000004e59f8 CR3: 00000000104c1002 CR4: 0000000000772ef0
[   22.171242][  T320] PKRU: 55555554
[   22.171486][  T320] Call Trace:
[   22.171728][  T320]  <TASK>
[ 22.171890][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.172435][ T320] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.172755][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.173072][ T320] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 22.173398][ T320] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 22.173722][ T320] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 22.174041][ T320] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 22.174385][ T320] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.174785][ T320] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.175100][ T320] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.175430][ T320] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.175749][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.176068][ T320] ? __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) 
[ 22.176394][ T320] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.176788][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.177114][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.177434][ T320] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.177749][ T320] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.178064][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.178391][ T320] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.178709][ T320] ? __create_object (mm/kmemleak.c:771) 
[ 22.179028][ T320] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.179362][ T320] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.179680][ T320] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.180072][ T320] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.180403][ T320] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.180726][ T320] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.181053][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.181381][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.181704][ T320] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.182016][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.182342][ T320] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.182657][ T320] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.182973][ T320] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.183300][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.183623][ T320] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.183939][ T320] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.184269][ T320] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.184596][ T320] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.184907][ T320] ? 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) 
[ 22.185230][ T320] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.185549][ T320] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.185863][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.186193][ T320] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.186542][ T320] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.186858][ T320] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.187192][ T320] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.187513][ T320] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.187825][ T320] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.188234][ T320] ___sys_sendmsg (net/socket.c:2670) 
[ 22.188548][ T320] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.188861][ T320] ? __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) 
[ 22.189260][ T320] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.189578][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.189896][ T320] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.190222][ T320] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.190539][ T320] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.190850][ T320] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.191193][ T320] __sys_sendmsg (net/socket.c:2700) 
[ 22.191510][ T320] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.191901][ T320] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.192251][ T320] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.192583][ T320] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.192900][ T320] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.193298][  T320] RIP: 0033:0x7f55d12151e7
[ 22.193631][ T320] 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)
[   22.194997][  T320] RSP: 002b:00007ffeacb0e918 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.195487][  T320] RAX: ffffffffffffffda RBX: 00007ffeacb0f050 RCX: 00007f55d12151e7
[   22.196170][  T320] RDX: 0000000000000000 RSI: 00007ffeacb0e980 RDI: 0000000000000005
[   22.196644][  T320] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   22.197128][  T320] R10: 00007f55d1112498 R11: 0000000000000246 R12: 0000000000000004
[   22.197797][  T320] R13: 00000000686e79cc R14: 0000000000499600 R15: 0000000000000000
| [   34.667696][  T427] ------------[ cut here ]------------
| [ 34.668049][ T427] WARNING: CPU: 3 PID: 427 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   34.668695][  T427] Modules linked in:
| [   34.669516][  T427] Tainted: [W]=WARN
[   34.669737][  T427] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 34.670092][ T427] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 34.670421][ T427] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   34.671707][  T427] RSP: 0018:ffffc90001497140 EFLAGS: 00010246
[   34.672088][  T427] RAX: 0000000000000000 RBX: ffff88800a7bc000 RCX: 0000000000000001
[   34.672527][  T427] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   34.672951][  T427] RBP: ffffc90001497228 R08: ffff88800eb96800 R09: 0000000000000000
[   34.673457][  T427] R10: ffffc900014975c8 R11: ffffffffa0073028 R12: 1ffff92000292e2c
[   34.673957][  T427] R13: 0000000000000578 R14: ffffc90001497880 R15: ffff88800c4af160
[   34.674562][  T427] FS:  00007f1faa08a800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[   34.675199][  T427] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   34.675658][  T427] CR2: 00000000004e59f8 CR3: 000000000c96b004 CR4: 0000000000772ef0
[   34.676133][  T427] PKRU: 55555554
[   34.676342][  T427] Call Trace:
[   34.676547][  T427]  <TASK>
[ 34.676710][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.677144][ T427] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 34.677530][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.677809][ T427] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 34.678089][ T427] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 34.678382][ T427] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 34.678698][ T427] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 34.678983][ T427] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 34.679343][ T427] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 34.679649][ T427] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 34.679922][ T427] ? __kernel_text_address (kernel/extable.c:79) 
[ 34.680225][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.680542][ T427] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 34.680885][ T427] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 34.681302][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.681583][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.681876][ T427] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 34.682202][ T427] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 34.682480][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.682809][ T427] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 34.683103][ T427] ? __create_object (mm/kmemleak.c:771) 
[ 34.683468][ T427] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 34.683785][ T427] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 34.684097][ T427] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 34.684454][ T427] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 34.684750][ T427] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 34.685065][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.685413][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.685773][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.686048][ T427] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 34.686352][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.686629][ T427] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 34.686915][ T427] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 34.687275][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.687609][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.687915][ T427] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 34.688251][ T427] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 34.688544][ T427] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 34.688855][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 34.689178][ T427] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 34.689608][ T427] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 34.689923][ T427] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 34.690293][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.690664][ T427] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 34.690985][ T427] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 34.691297][ T427] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 34.691593][ T427] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 34.691887][ T427] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 34.692232][ T427] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 34.692586][ T427] ___sys_sendmsg (net/socket.c:2670) 
[ 34.692858][ T427] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 34.693149][ T427] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 34.693496][ T427] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 34.693832][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.694158][ T427] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 34.694447][ T427] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 34.694725][ T427] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 34.694998][ T427] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 34.695310][ T427] __sys_sendmsg (net/socket.c:2700) 
[ 34.695582][ T427] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 34.695956][ T427] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 34.696253][ T427] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 34.696539][ T427] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 34.696849][ T427] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   34.697284][  T427] RIP: 0033:0x7f1faa2571e7
[ 34.697656][ T427] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   34.698680][  T427] RSP: 002b:00007ffc3e70cdd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   34.699125][  T427] RAX: ffffffffffffffda RBX: 00007ffc3e70d510 RCX: 00007f1faa2571e7
[   34.699555][  T427] RDX: 0000000000000000 RSI: 00007ffc3e70ce40 RDI: 0000000000000005
[   34.699981][  T427] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   34.700429][  T427] R10: 00007f1faa154498 R11: 0000000000000246 R12: 0000000000000004
[   34.700895][  T427] R13: 00000000686e79d9 R14: 0000000000499600 R15: 0000000000000000
| [   47.408729][  T533] ------------[ cut here ]------------
| [ 47.409087][ T533] WARNING: CPU: 2 PID: 533 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) 
| [   47.410846][  T533] Modules linked in:
| [   47.411711][  T533] Tainted: [W]=WARN
[   47.411945][  T533] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 47.412332][ T533] 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) 
[ 47.412646][ T533] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   47.413700][  T533] RSP: 0018:ffffc900019a7140 EFLAGS: 00010246
[   47.414078][  T533] RAX: 0000000000000000 RBX: ffff88800b749000 RCX: 0000000000000001
[   47.414537][  T533] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   47.414983][  T533] RBP: ffffc900019a7228 R08: ffff88800e62a000 R09: 0000000000000000
[   47.415440][  T533] R10: ffffc900019a75c8 R11: ffffffffa0073028 R12: 1ffff92000334e2c
[   47.415887][  T533] R13: 0000000000000578 R14: ffffc900019a7880 R15: ffff8880022c0060
[   47.416352][  T533] FS:  00007f5e3d51d800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[   47.416872][  T533] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   47.417261][  T533] CR2: 00000000004e59f8 CR3: 000000000a3b1005 CR4: 0000000000772ef0
[   47.417713][  T533] PKRU: 55555554
[   47.417947][  T533] Call Trace:
[   47.418189][  T533]  <TASK>
[ 47.418352][ T533] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.418660][ T533] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 47.418961][ T533] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.419278][ T533] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 47.419583][ T533] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 47.419888][ T533] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 47.420207][ T533] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 47.420514][ T533] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 47.420897][ T533] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 47.421263][ T533] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 47.421552][ T533] ? __kernel_text_address (kernel/extable.c:79) 
[ 47.421847][ T533] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.422149][ T533] ? __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) 
[ 47.422438][ T533] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 47.422795][ T533] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.423082][ T533] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.423380][ T533] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 47.423667][ T533] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 47.423957][ T533] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.424258][ T533] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 47.424547][ T533] ? __create_object (mm/kmemleak.c:771) 
[ 47.424835][ T533] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 47.425137][ T533] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 47.425433][ T533] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 47.425791][ T533] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 47.426085][ T533] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 47.426392][ T533] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.426678][ T533] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.426973][ T533] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.427270][ T533] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 47.427561][ T533] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.427850][ T533] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 47.428148][ T533] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 47.428437][ T533] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.428730][ T533] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.429020][ T533] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 47.429316][ T533] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 47.429605][ T533] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 47.429909][ T533] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 47.430209][ T533] ? 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) 
[ 47.430507][ T533] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 47.430798][ T533] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 47.431092][ T533] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.431396][ T533] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 47.431686][ T533] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 47.432004][ T533] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 47.432313][ T533] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 47.432606][ T533] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 47.432890][ T533] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 47.433267][ T533] ___sys_sendmsg (net/socket.c:2670) 
[ 47.433551][ T533] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 47.433839][ T533] ? __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) 
[ 47.434210][ T533] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 47.434503][ T533] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.434793][ T533] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 47.435086][ T533] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 47.435383][ T533] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 47.435671][ T533] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 47.435964][ T533] __sys_sendmsg (net/socket.c:2700) 
[ 47.436281][ T533] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 47.436633][ T533] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 47.436939][ T533] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 47.437238][ T533] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 47.437529][ T533] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   47.437878][  T533] RIP: 0033:0x7f5e3d6ea1e7
[ 47.438189][ T533] 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)
[   47.439195][  T533] RSP: 002b:00007ffc8d8de008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   47.439627][  T533] RAX: ffffffffffffffda RBX: 00007ffc8d8de740 RCX: 00007f5e3d6ea1e7
[   47.440047][  T533] RDX: 0000000000000000 RSI: 00007ffc8d8de070 RDI: 0000000000000005
[   47.440490][  T533] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   47.440925][  T533] R10: 00007f5e3d5e7498 R11: 0000000000000246 R12: 0000000000000004
[   47.441363][  T533] R13: 00000000686e79e5 R14: 0000000000499600 R15: 0000000000000000
| [   60.058928][  T638] ------------[ cut here ]------------
| [ 60.059298][ T638] WARNING: CPU: 2 PID: 638 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) 
| [   60.059886][  T638] Modules linked in:
| [   60.060738][  T638] Tainted: [W]=WARN
[   60.060979][  T638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 60.061368][ T638] 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) 
[ 60.061681][ T638] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   60.063437][  T638] RSP: 0018:ffffc90001e77140 EFLAGS: 00010246
[   60.063823][  T638] RAX: 0000000000000000 RBX: ffff888007a79000 RCX: 0000000000000001
[   60.064279][  T638] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   60.064755][  T638] RBP: ffffc90001e77228 R08: ffff88800a72d000 R09: 0000000000000000
[   60.065217][  T638] R10: ffffc90001e775c8 R11: ffffffffa0073028 R12: 1ffff920003cee2c
[   60.065666][  T638] R13: 0000000000000578 R14: ffffc90001e77880 R15: ffff8880092898e0
[   60.066123][  T638] FS:  00007ff5ab2a4800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[   60.066648][  T638] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.067028][  T638] CR2: 00000000004e59f8 CR3: 00000000105c8002 CR4: 0000000000772ef0
[   60.067488][  T638] PKRU: 55555554
[   60.067721][  T638] Call Trace:
[   60.067950][  T638]  <TASK>
[ 60.068119][ T638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.068428][ T638] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 60.068732][ T638] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.069035][ T638] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 60.069356][ T638] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 60.069658][ T638] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 60.069965][ T638] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 60.070286][ T638] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 60.070667][ T638] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 60.070976][ T638] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 60.071293][ T638] ? __kernel_text_address (kernel/extable.c:79) 
[ 60.071602][ T638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.071908][ T638] ? __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) 
[ 60.072222][ T638] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 60.072595][ T638] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.072900][ T638] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.073211][ T638] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 60.073514][ T638] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 60.073816][ T638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.074132][ T638] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 60.074434][ T638] ? __create_object (mm/kmemleak.c:771) 
[ 60.074739][ T638] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 60.075044][ T638] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 60.075360][ T638] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 60.075736][ T638] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 60.076057][ T638] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 60.076372][ T638] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.076677][ T638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.076988][ T638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.077315][ T638] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 60.077617][ T638] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.077925][ T638] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.078242][ T638] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 60.078554][ T638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.078861][ T638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.079177][ T638] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 60.079478][ T638] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.079794][ T638] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 60.080116][ T638] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 60.080417][ T638] ? 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) 
[ 60.080722][ T638] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 60.081035][ T638] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 60.081366][ T638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.081676][ T638] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.081988][ T638] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 60.082297][ T638] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 60.082611][ T638] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.082918][ T638] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 60.083229][ T638] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 60.083616][ T638] ___sys_sendmsg (net/socket.c:2670) 
[ 60.083919][ T638] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 60.084233][ T638] ? __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) 
[ 60.084611][ T638] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 60.084916][ T638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.085232][ T638] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.085543][ T638] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.085848][ T638] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 60.086157][ T638] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.086477][ T638] __sys_sendmsg (net/socket.c:2700) 
[ 60.086780][ T638] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 60.087161][ T638] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 60.087478][ T638] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.087785][ T638] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.088089][ T638] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   60.088469][  T638] RIP: 0033:0x7ff5ab4711e7
[ 60.088786][ T638] 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)
[   60.089842][  T638] RSP: 002b:00007fff0ce763f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   60.090305][  T638] RAX: ffffffffffffffda RBX: 00007fff0ce76b30 RCX: 00007ff5ab4711e7
[   60.090757][  T638] RDX: 0000000000000000 RSI: 00007fff0ce76460 RDI: 0000000000000005
[   60.091216][  T638] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   60.091662][  T638] R10: 00007ff5ab36e498 R11: 0000000000000246 R12: 0000000000000004
[   60.092134][  T638] R13: 00000000686e79f2 R14: 0000000000499600 R15: 0000000000000000
| [   73.097619][  T741] ------------[ cut here ]------------
| [ 73.097927][ T741] WARNING: CPU: 0 PID: 741 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) 
| [   73.099298][  T741] Modules linked in:
| [   73.100071][  T741] Tainted: [W]=WARN
[   73.100288][  T741] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 73.100632][ T741] 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) 
[ 73.100915][ T741] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   73.101950][  T741] RSP: 0018:ffffc90002327140 EFLAGS: 00010246
[   73.102312][  T741] RAX: 0000000000000000 RBX: ffff88800d6dc000 RCX: 0000000000000001
[   73.102726][  T741] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   73.103143][  T741] RBP: ffffc90002327228 R08: ffff88800956d000 R09: 0000000000000000
[   73.103557][  T741] R10: ffffc900023275c8 R11: ffffffffa0073028 R12: 1ffff92000464e2c
[   73.103966][  T741] R13: 0000000000000578 R14: ffffc90002327880 R15: ffff888009288760
[   73.104386][  T741] FS:  00007fb39eb20800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[   73.104868][  T741] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.105221][  T741] CR2: 00000000004e59f8 CR3: 0000000011082006 CR4: 0000000000772ef0
[   73.105634][  T741] PKRU: 55555554
[   73.105843][  T741] Call Trace:
[   73.106048][  T741]  <TASK>
[ 73.106197][ T741] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.106478][ T741] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 73.106750][ T741] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.107026][ T741] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 73.107311][ T741] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 73.107585][ T741] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 73.107865][ T741] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 73.108151][ T741] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 73.108502][ T741] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 73.108776][ T741] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 73.109048][ T741] ? __kernel_text_address (kernel/extable.c:79) 
[ 73.109334][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.109612][ T741] ? __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) 
[ 73.109887][ T741] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 73.110236][ T741] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.110513][ T741] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.110787][ T741] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 73.111068][ T741] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 73.111352][ T741] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.111626][ T741] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 73.111900][ T741] ? __create_object (mm/kmemleak.c:771) 
[ 73.112183][ T741] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 73.112463][ T741] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 73.112749][ T741] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 73.113088][ T741] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 73.113378][ T741] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 73.113657][ T741] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.113937][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.114230][ T741] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.114503][ T741] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 73.114775][ T741] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.115052][ T741] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 73.115332][ T741] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 73.115608][ T741] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.115887][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.116173][ T741] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 73.116446][ T741] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 73.116721][ T741] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 73.117008][ T741] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 73.117288][ T741] ? 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) 
[ 73.117563][ T741] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 73.117839][ T741] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 73.118119][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.118399][ T741] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 73.118678][ T741] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 73.118954][ T741] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 73.119244][ T741] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 73.119525][ T741] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 73.119798][ T741] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 73.120157][ T741] ___sys_sendmsg (net/socket.c:2670) 
[ 73.120430][ T741] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 73.120704][ T741] ? __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) 
[ 73.121060][ T741] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 73.121359][ T741] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.121639][ T741] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 73.121922][ T741] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 73.122205][ T741] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 73.122479][ T741] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 73.122765][ T741] __sys_sendmsg (net/socket.c:2700) 
[ 73.123039][ T741] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 73.123387][ T741] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 73.123677][ T741] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 73.123958][ T741] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 73.124242][ T741] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   73.124582][  T741] RIP: 0033:0x7fb39eced1e7
[ 73.124866][ T741] 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)
[   73.125860][  T741] RSP: 002b:00007fffca4026f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   73.126290][  T741] RAX: ffffffffffffffda RBX: 00007fffca402e30 RCX: 00007fb39eced1e7
[   73.126704][  T741] RDX: 0000000000000000 RSI: 00007fffca402760 RDI: 0000000000000005
[   73.127125][  T741] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   73.127538][  T741] R10: 00007fb39ebea498 R11: 0000000000000246 R12: 0000000000000004
[   73.127946][  T741] R13: 00000000686e79ff R14: 0000000000499600 R15: 0000000000000000
| [   86.571698][  T848] ------------[ cut here ]------------
| [ 86.572013][ T848] WARNING: CPU: 1 PID: 848 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) 
| [   86.572586][  T848] Modules linked in:
| [   86.573363][  T848] Tainted: [W]=WARN
[   86.573586][  T848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 86.573935][ T848] 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) 
[ 86.574236][ T848] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   86.575244][  T848] RSP: 0018:ffffc90002857140 EFLAGS: 00010246
[   86.575605][  T848] RAX: 0000000000000000 RBX: ffff88800c609000 RCX: 0000000000000001
[   86.576017][  T848] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   86.576452][  T848] RBP: ffffc90002857228 R08: ffff88800b772000 R09: 0000000000000000
[   86.577061][  T848] R10: ffffc900028575c8 R11: ffffffffa0073028 R12: 1ffff9200050ae2c
[   86.577494][  T848] R13: 0000000000000578 R14: ffffc90002857880 R15: ffff8880096ce6e0
[   86.577909][  T848] FS:  00007f74d8a06800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[   86.578396][  T848] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   86.578755][  T848] CR2: 00000000004e59f8 CR3: 000000000e35b003 CR4: 0000000000772ef0
[   86.579194][  T848] PKRU: 55555554
[   86.579404][  T848] Call Trace:
[   86.579623][  T848]  <TASK>
[ 86.579764][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.580046][ T848] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 86.580494][ T848] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 86.580776][ T848] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 86.581060][ T848] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 86.581476][ T848] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 86.581758][ T848] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 86.582038][ T848] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 86.582462][ T848] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 86.582744][ T848] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 86.583019][ T848] ? __kernel_text_address (kernel/extable.c:79) 
[ 86.583326][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.583621][ T848] ? __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) 
[ 86.583895][ T848] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 86.584243][ T848] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 86.584531][ T848] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 86.584803][ T848] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 86.585080][ T848] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 86.585368][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.585657][ T848] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 86.585934][ T848] ? __create_object (mm/kmemleak.c:771) 
[ 86.586219][ T848] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 86.586509][ T848] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 86.586785][ T848] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 86.587152][ T848] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 86.587441][ T848] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 86.587734][ T848] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 86.588006][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.588301][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.588590][ T848] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 86.588860][ T848] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 86.589144][ T848] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 86.589426][ T848] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 86.589714][ T848] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 86.589991][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.590278][ T848] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 86.590563][ T848] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 86.590838][ T848] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 86.591155][ T848] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 86.591434][ T848] ? 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) 
[ 86.591723][ T848] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 86.591999][ T848] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 86.592285][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.592574][ T848] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 86.592853][ T848] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 86.593139][ T848] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 86.593420][ T848] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 86.593715][ T848] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 86.593988][ T848] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 86.594347][ T848] ___sys_sendmsg (net/socket.c:2670) 
[ 86.594640][ T848] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 86.594911][ T848] ? __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) 
[ 86.595271][ T848] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 86.595618][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.595899][ T848] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 86.596190][ T848] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 86.596473][ T848] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 86.596752][ T848] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 86.597035][ T848] __sys_sendmsg (net/socket.c:2700) 
[ 86.597317][ T848] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 86.597667][ T848] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 86.597955][ T848] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 86.598239][ T848] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 86.598526][ T848] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   86.598869][  T848] RIP: 0033:0x7f74d8bd31e7
[ 86.599172][ T848] 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)
[   86.600199][  T848] RSP: 002b:00007fff4467f368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   86.600625][  T848] RAX: ffffffffffffffda RBX: 00007fff4467faa0 RCX: 00007f74d8bd31e7
[   86.601046][  T848] RDX: 0000000000000000 RSI: 00007fff4467f3d0 RDI: 0000000000000005
[   86.601476][  T848] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   86.601886][  T848] R10: 00007f74d8ad0498 R11: 0000000000000246 R12: 0000000000000004
[   86.602304][  T848] R13: 00000000686e7a0d R14: 0000000000499600 R15: 0000000000000000
| [   97.665145][  T943] ------------[ cut here ]------------
| [ 97.665520][ T943] WARNING: CPU: 1 PID: 943 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) 
| [   97.666097][  T943] Modules linked in:
| [   97.666922][  T943] Tainted: [W]=WARN
[   97.667162][  T943] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 97.667540][ T943] 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) 
[ 97.667841][ T943] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   97.669817][  T943] RSP: 0018:ffffc90002966ef0 EFLAGS: 00010246
[   97.670199][  T943] RAX: 0000000000000000 RBX: ffff88800ad9a000 RCX: 0000000000000001
[   97.670636][  T943] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   97.671089][  T943] RBP: ffffc90002966fd8 R08: 0000000000000000 R09: 0000000000000000
[   97.671544][  T943] R10: ffffc90002967008 R11: ffffffff9f78d1e0 R12: 1ffff9200052cde2
[   97.671983][  T943] R13: 00000000000005dc R14: ffffc90002967008 R15: ffff88800ad9af48
[   97.672432][  T943] FS:  00007f87c579c800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[   97.672948][  T943] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.673325][  T943] CR2: 00000000004e59f0 CR3: 000000000a2c8001 CR4: 0000000000772ef0
[   97.673776][  T943] PKRU: 55555554
[   97.673995][  T943] Call Trace:
[   97.674221][  T943]  <TASK>
[ 97.674374][ T943] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 97.674666][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.674972][ T943] netif_set_mtu (net/core/dev.c:9652) 
[ 97.675282][ T943] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 97.675601][ T943] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 97.675826][ T943] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 97.676133][ T943] br_add_if (net/bridge/br_if.c:697) 
[ 97.676367][ T943] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 97.676664][ T943] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 97.676961][ T943] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 97.677267][ T943] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 97.677638][ T943] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 97.677930][ T943] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 97.678699][ T943] ? __kernel_text_address (kernel/extable.c:79) 
[ 97.679001][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.679317][ T943] ? __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) 
[ 97.679617][ T943] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 97.679982][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 97.680283][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 97.680576][ T943] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 97.680874][ T943] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 97.681185][ T943] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.681480][ T943] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 97.681772][ T943] ? __create_object (mm/kmemleak.c:771) 
[ 97.682069][ T943] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 97.682370][ T943] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 97.682668][ T943] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 97.683033][ T943] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 97.683353][ T943] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 97.683662][ T943] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 97.683955][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.684265][ T943] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.684559][ T943] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 97.684858][ T943] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 97.685161][ T943] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 97.685453][ T943] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 97.685754][ T943] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 97.686051][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.686357][ T943] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 97.686649][ T943] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 97.686949][ T943] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 97.687269][ T943] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 97.687566][ T943] ? 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) 
[ 97.687862][ T943] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 97.688166][ T943] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 97.688458][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.688756][ T943] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 97.689056][ T943] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 97.689355][ T943] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 97.689654][ T943] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 97.689949][ T943] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 97.690246][ T943] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 97.690621][ T943] ___sys_sendmsg (net/socket.c:2670) 
[ 97.690912][ T943] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 97.691231][ T943] ? __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) 
[ 97.691596][ T943] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 97.691892][ T943] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.692196][ T943] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.692495][ T943] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.692789][ T943] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 97.693093][ T943] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 97.693404][ T943] __sys_sendmsg (net/socket.c:2700) 
[ 97.693694][ T943] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 97.694055][ T943] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 97.694366][ T943] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 97.694660][ T943] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 97.694956][ T943] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   97.695333][  T943] RIP: 0033:0x7f87c59691e7
[ 97.695635][ T943] 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)
[   97.696689][  T943] RSP: 002b:00007ffd2251ebb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   97.697145][  T943] RAX: ffffffffffffffda RBX: 00007ffd2251f2f0 RCX: 00007f87c59691e7
[   97.697585][  T943] RDX: 0000000000000000 RSI: 00007ffd2251ec20 RDI: 0000000000000005
[   97.698022][  T943] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   97.698466][  T943] R10: 000000000b789910 R11: 0000000000000246 R12: 0000000000000004
[   97.698904][  T943] R13: 00000000686e7a18 R14: 0000000000499600 R15: 0000000000000000
| [   97.821651][  T944] ------------[ cut here ]------------
| [ 97.821951][ T944] WARNING: CPU: 3 PID: 944 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) 
| [   97.823188][  T944] Modules linked in:
| [   97.824012][  T944] Tainted: [W]=WARN
[   97.824242][  T944] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 97.824608][ T944] 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) 
[ 97.824907][ T944] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   97.825963][  T944] RSP: 0018:ffffc90001a36ef0 EFLAGS: 00010246
[   97.826340][  T944] RAX: 0000000000000000 RBX: ffff88800ad9a000 RCX: 0000000000000001
[   97.826783][  T944] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   97.827226][  T944] RBP: ffffc90001a36fd8 R08: 0000000000000000 R09: 0000000000000000
[   97.827669][  T944] R10: ffffc90001a37008 R11: ffffffff9f78d1e0 R12: 1ffff92000346de2
[   97.828114][  T944] R13: 00000000000005dc R14: ffffc90001a37008 R15: ffff88800ad9af48
[   97.828552][  T944] FS:  00007f6bc335c800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[   97.829061][  T944] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   97.829437][  T944] CR2: 00000000004e59f8 CR3: 000000000928f006 CR4: 0000000000772ef0
[   97.829877][  T944] PKRU: 55555554
[   97.830094][  T944] Call Trace:
[   97.830325][  T944]  <TASK>
[ 97.830479][ T944] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 97.830772][ T944] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.831090][ T944] netif_set_mtu (net/core/dev.c:9652) 
[ 97.831390][ T944] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 97.831701][ T944] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 97.831922][ T944] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 97.832227][ T944] br_add_if (net/bridge/br_if.c:697) 
[ 97.832461][ T944] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 97.832751][ T944] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 97.833046][ T944] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 97.833352][ T944] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 97.833728][ T944] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 97.834017][ T944] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 97.834313][ T944] ? __kernel_text_address (kernel/extable.c:79) 
[ 97.834608][ T944] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.834903][ T944] ? __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) 
[ 97.835218][ T944] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 97.835580][ T944] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 97.835876][ T944] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 97.836174][ T944] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 97.836467][ T944] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 97.836762][ T944] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.837053][ T944] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 97.837349][ T944] ? __create_object (mm/kmemleak.c:771) 
[ 97.837644][ T944] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 97.837943][ T944] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 97.838250][ T944] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 97.838637][ T944] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 97.838936][ T944] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 97.839243][ T944] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 97.839535][ T944] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.839834][ T944] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.840134][ T944] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 97.840431][ T944] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 97.840725][ T944] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 97.841027][ T944] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 97.841330][ T944] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 97.841627][ T944] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.841924][ T944] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 97.842225][ T944] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 97.842518][ T944] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 97.842825][ T944] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 97.843124][ T944] ? 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) 
[ 97.843420][ T944] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 97.843714][ T944] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 97.844006][ T944] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.844314][ T944] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 97.844610][ T944] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 97.844909][ T944] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 97.845215][ T944] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 97.845511][ T944] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 97.845802][ T944] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 97.846185][ T944] ___sys_sendmsg (net/socket.c:2670) 
[ 97.846476][ T944] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 97.846767][ T944] ? __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) 
[ 97.847146][ T944] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 97.847442][ T944] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.847737][ T944] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 97.848036][ T944] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 97.848335][ T944] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 97.848627][ T944] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 97.848929][ T944] __sys_sendmsg (net/socket.c:2700) 
[ 97.849232][ T944] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 97.849594][ T944] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 97.849899][ T944] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 97.850200][ T944] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 97.850495][ T944] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   97.850856][  T944] RIP: 0033:0x7f6bc35291e7
[ 97.851179][ T944] 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)
[   97.852234][  T944] RSP: 002b:00007ffc1fe49e68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   97.852677][  T944] RAX: ffffffffffffffda RBX: 00007ffc1fe4a5a0 RCX: 00007f6bc35291e7
[   97.853124][  T944] RDX: 0000000000000000 RSI: 00007ffc1fe49ed0 RDI: 0000000000000005
[   97.853566][  T944] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   97.854003][  T944] R10: 0000000035820910 R11: 0000000000000246 R12: 0000000000000004
[   97.854450][  T944] R13: 00000000686e7a18 R14: 0000000000499600 R15: 0000000000000000
| [   98.659852][  T951] ------------[ cut here ]------------
| [ 98.660215][ T951] WARNING: CPU: 2 PID: 951 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) 
| [   98.660822][  T951] Modules linked in:
| [   98.661719][  T951] Tainted: [W]=WARN
[   98.661973][  T951] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.662387][ T951] 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) 
[ 98.662716][ T951] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   98.663811][  T951] RSP: 0018:ffffc90002d26ef0 EFLAGS: 00010246
[   98.664207][  T951] RAX: 0000000000000000 RBX: ffff888002b4a000 RCX: 0000000000000001
[   98.664661][  T951] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   98.665119][  T951] RBP: ffffc90002d26fd8 R08: 0000000000000000 R09: 0000000000000000
[   98.665580][  T951] R10: ffffc90002d27008 R11: ffffffff9f78d1e0 R12: 1ffff920005a4de2
[   98.666050][  T951] R13: 00000000000005dc R14: ffffc90002d27008 R15: ffff888002b4af48
[   98.666516][  T951] FS:  00007f4bbbc97800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[   98.667043][  T951] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.667441][  T951] CR2: 00000000004e59f0 CR3: 000000001103d006 CR4: 0000000000772ef0
[   98.667897][  T951] PKRU: 55555554
[   98.668139][  T951] Call Trace:
[   98.668389][  T951]  <TASK>
[ 98.668556][ T951] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 98.668867][ T951] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.669197][ T951] netif_set_mtu (net/core/dev.c:9652) 
[ 98.669507][ T951] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 98.669834][ T951] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 98.670089][ T951] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 98.670411][ T951] br_add_if (net/bridge/br_if.c:697) 
[ 98.670657][ T951] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 98.670964][ T951] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 98.671299][ T951] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 98.671610][ T951] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 98.672000][ T951] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 98.672317][ T951] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 98.672622][ T951] ? __kernel_text_address (kernel/extable.c:79) 
[ 98.672933][ T951] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.673249][ T951] ? __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) 
[ 98.673560][ T951] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 98.673933][ T951] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.674271][ T951] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.674575][ T951] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 98.674881][ T951] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 98.675198][ T951] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.675508][ T951] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 98.675809][ T951] ? __create_object (mm/kmemleak.c:771) 
[ 98.676125][ T951] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 98.676432][ T951] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 98.676745][ T951] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 98.677128][ T951] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 98.677446][ T951] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 98.677758][ T951] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.678065][ T951] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.678387][ T951] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.678700][ T951] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 98.679010][ T951] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.679337][ T951] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.679645][ T951] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 98.679955][ T951] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.680277][ T951] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.680591][ T951] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 98.680898][ T951] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.681225][ T951] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 98.681547][ T951] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 98.681852][ T951] ? 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) 
[ 98.682167][ T951] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 98.682486][ T951] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 98.682790][ T951] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.683100][ T951] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 98.683420][ T951] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 98.683731][ T951] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 98.684044][ T951] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 98.684362][ T951] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 98.684670][ T951] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 98.685060][ T951] ___sys_sendmsg (net/socket.c:2670) 
[ 98.685374][ T951] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 98.685679][ T951] ? __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) 
[ 98.686086][ T951] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 98.686409][ T951] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.686722][ T951] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.687049][ T951] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.687391][ T951] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 98.687697][ T951] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.688028][ T951] __sys_sendmsg (net/socket.c:2700) 
[ 98.688351][ T951] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 98.688745][ T951] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 98.689064][ T951] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.689384][ T951] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 98.689708][ T951] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   98.690093][  T951] RIP: 0033:0x7f4bbbe641e7
[ 98.690437][ T951] 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)
[   98.691592][  T951] RSP: 002b:00007ffc25bccee8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   98.692078][  T951] RAX: ffffffffffffffda RBX: 00007ffc25bcd620 RCX: 00007f4bbbe641e7
[   98.692567][  T951] RDX: 0000000000000000 RSI: 00007ffc25bccf50 RDI: 0000000000000005
[   98.693061][  T951] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   98.693557][  T951] R10: 0000000015f64910 R11: 0000000000000246 R12: 0000000000000004
[   98.694036][  T951] R13: 00000000686e7a19 R14: 0000000000499600 R15: 0000000000000000
| [   98.822747][  T952] ------------[ cut here ]------------
| [ 98.823043][ T952] WARNING: CPU: 3 PID: 952 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) 
| [   98.824202][  T952] Modules linked in:
| [   98.825028][  T952] Tainted: [W]=WARN
[   98.825393][  T952] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.825760][ T952] 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) 
[ 98.826060][ T952] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[   98.827367][  T952] RSP: 0018:ffffc90002416ef0 EFLAGS: 00010246
[   98.827742][  T952] RAX: 0000000000000000 RBX: ffff888002b4a000 RCX: 0000000000000001
[   98.828363][  T952] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[   98.828805][  T952] RBP: ffffc90002416fd8 R08: 0000000000000000 R09: 0000000000000000
[   98.829258][  T952] R10: ffffc90002417008 R11: ffffffff9f78d1e0 R12: 1ffff92000482de2
[   98.829697][  T952] R13: 00000000000005dc R14: ffffc90002417008 R15: ffff888002b4af48
[   98.830143][  T952] FS:  00007f9d6030c800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[   98.830657][  T952] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.831034][  T952] CR2: 00000000004e59f8 CR3: 0000000009ffc002 CR4: 0000000000772ef0
[   98.831494][  T952] PKRU: 55555554
[   98.831716][  T952] Call Trace:
[   98.831935][  T952]  <TASK>
[ 98.832087][ T952] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 98.832387][ T952] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.832694][ T952] netif_set_mtu (net/core/dev.c:9652) 
[ 98.832985][ T952] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 98.833306][ T952] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 98.833535][ T952] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 98.833833][ T952] br_add_if (net/bridge/br_if.c:697) 
[ 98.834066][ T952] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 98.834366][ T952] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 98.834664][ T952] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 98.834961][ T952] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 98.835354][ T952] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 98.835659][ T952] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 98.835950][ T952] ? __kernel_text_address (kernel/extable.c:79) 
[ 98.836253][ T952] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.836551][ T952] ? __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) 
[ 98.836845][ T952] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 98.837218][ T952] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.837515][ T952] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.837810][ T952] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 98.838101][ T952] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 98.838430][ T952] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.838723][ T952] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 98.839012][ T952] ? __create_object (mm/kmemleak.c:771) 
[ 98.839322][ T952] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 98.839627][ T952] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 98.839924][ T952] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 98.840296][ T952] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 98.840598][ T952] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 98.840896][ T952] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.841207][ T952] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.841506][ T952] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.841798][ T952] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 98.842091][ T952] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.842397][ T952] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.842693][ T952] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 98.842986][ T952] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.843297][ T952] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.843604][ T952] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 98.843896][ T952] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.844200][ T952] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 98.844508][ T952] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 98.844799][ T952] ? 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) 
[ 98.845093][ T952] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 98.845396][ T952] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 98.845687][ T952] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.845983][ T952] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 98.846285][ T952] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 98.846582][ T952] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 98.846881][ T952] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 98.847189][ T952] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 98.847489][ T952] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 98.847863][ T952] ___sys_sendmsg (net/socket.c:2670) 
[ 98.848165][ T952] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 98.848458][ T952] ? __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) 
[ 98.848829][ T952] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 98.849136][ T952] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.849433][ T952] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.849730][ T952] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.850023][ T952] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 98.850321][ T952] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.850622][ T952] __sys_sendmsg (net/socket.c:2700) 
[ 98.850911][ T952] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 98.851404][ T952] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 98.851719][ T952] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.852018][ T952] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 98.852323][ T952] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   98.852684][  T952] RIP: 0033:0x7f9d604d91e7
[ 98.852984][ T952] 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)
[   98.854042][  T952] RSP: 002b:00007ffeb63c7048 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   98.854523][  T952] RAX: ffffffffffffffda RBX: 00007ffeb63c7780 RCX: 00007f9d604d91e7
[   98.854964][  T952] RDX: 0000000000000000 RSI: 00007ffeb63c70b0 RDI: 0000000000000005
[   98.855417][  T952] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   98.855856][  T952] R10: 000000003eeb2910 R11: 0000000000000246 R12: 0000000000000004
[   98.856305][  T952] R13: 00000000686e7a19 R14: 0000000000499600 R15: 0000000000000000
| [  101.011332][  T971] ------------[ cut here ]------------
| [ 101.011678][ T971] WARNING: CPU: 2 PID: 971 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) 
| [  101.012254][  T971] Modules linked in:
| [  101.013060][  T971] Tainted: [W]=WARN
[  101.014210][  T971] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 101.014572][ T971] 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) 
[ 101.014873][ T971] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  101.015913][  T971] RSP: 0018:ffffc90002e37140 EFLAGS: 00010246
[  101.016283][  T971] RAX: 0000000000000000 RBX: ffff88800e469000 RCX: 0000000000000001
[  101.016708][  T971] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  101.017163][  T971] RBP: ffffc90002e37228 R08: ffff88800961a000 R09: 0000000000000000
[  101.017602][  T971] R10: ffffc90002e375c8 R11: ffffffffa0073028 R12: 1ffff920005c6e2c
[  101.018036][  T971] R13: 0000000000000578 R14: ffffc90002e37880 R15: ffff88800a22fbe0
[  101.018472][  T971] FS:  00007f684d534800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[  101.018982][  T971] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.019351][  T971] CR2: 00000000004e59f8 CR3: 000000000ccb9006 CR4: 0000000000772ef0
[  101.019782][  T971] PKRU: 55555554
[  101.020004][  T971] Call Trace:
[  101.020232][  T971]  <TASK>
[ 101.020387][ T971] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.020680][ T971] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 101.020965][ T971] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 101.021277][ T971] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 101.021577][ T971] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 101.021866][ T971] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 101.022165][ T971] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 101.022459][ T971] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 101.022818][ T971] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 101.023136][ T971] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 101.023422][ T971] ? __kernel_text_address (kernel/extable.c:79) 
[ 101.023713][ T971] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.024002][ T971] ? __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) 
[ 101.024315][ T971] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 101.024674][ T971] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 101.024965][ T971] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 101.025262][ T971] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 101.025553][ T971] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 101.025839][ T971] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.026154][ T971] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 101.026439][ T971] ? __create_object (mm/kmemleak.c:771) 
[ 101.026730][ T971] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 101.027030][ T971] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 101.027332][ T971] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 101.027702][ T971] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 101.028025][ T971] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 101.028333][ T971] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 101.028634][ T971] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.028926][ T971] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.029223][ T971] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 101.029524][ T971] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 101.029812][ T971] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 101.030099][ T971] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 101.030430][ T971] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 101.030724][ T971] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.031022][ T971] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 101.031325][ T971] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 101.031615][ T971] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 101.031930][ T971] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 101.032259][ T971] ? 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) 
[ 101.032565][ T971] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 101.032874][ T971] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 101.033187][ T971] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.033498][ T971] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 101.033808][ T971] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 101.034124][ T971] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 101.034445][ T971] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 101.034748][ T971] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 101.035047][ T971] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 101.035442][ T971] ___sys_sendmsg (net/socket.c:2670) 
[ 101.035744][ T971] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 101.036037][ T971] ? __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) 
[ 101.036437][ T971] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 101.036744][ T971] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.037050][ T971] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.037372][ T971] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.037682][ T971] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 101.037981][ T971] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 101.038305][ T971] __sys_sendmsg (net/socket.c:2700) 
[ 101.038612][ T971] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 101.038995][ T971] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 101.039315][ T971] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 101.039619][ T971] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 101.039920][ T971] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  101.040303][  T971] RIP: 0033:0x7f684d7011e7
[ 101.040609][ T971] 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)
[  101.041680][  T971] RSP: 002b:00007ffd49c8fb88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  101.042116][  T971] RAX: ffffffffffffffda RBX: 00007ffd49c902c0 RCX: 00007f684d7011e7
[  101.042564][  T971] RDX: 0000000000000000 RSI: 00007ffd49c8fbf0 RDI: 0000000000000005
[  101.042985][  T971] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  101.043421][  T971] R10: 00007f684d5fe498 R11: 0000000000000246 R12: 0000000000000004
[  101.043859][  T971] R13: 00000000686e7a1b R14: 0000000000499600 R15: 0000000000000000
| [  113.873238][ T1079] ------------[ cut here ]------------
| [ 113.873547][ T1079] WARNING: CPU: 0 PID: 1079 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) 
| [  113.874136][ T1079] Modules linked in:
| [  113.874985][ T1079] Tainted: [W]=WARN
[  113.875220][ T1079] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 113.875586][ T1079] 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) 
[ 113.875891][ T1079] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  113.876958][ T1079] RSP: 0018:ffffc900032d6ef0 EFLAGS: 00010246
[  113.877341][ T1079] RAX: 0000000000000000 RBX: ffff88800f392000 RCX: 0000000000000001
[  113.877780][ T1079] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  113.878230][ T1079] RBP: ffffc900032d6fd8 R08: 0000000000000000 R09: 0000000000000000
[  113.878669][ T1079] R10: ffffc900032d7008 R11: ffffffff9f78d1e0 R12: 1ffff9200065ade2
[  113.879119][ T1079] R13: 00000000000005dc R14: ffffc900032d7008 R15: ffff88800f392f48
[  113.879557][ T1079] FS:  00007febe24da800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[  113.880067][ T1079] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  113.880446][ T1079] CR2: 00000000004e59f0 CR3: 000000000e755003 CR4: 0000000000772ef0
[  113.880889][ T1079] PKRU: 55555554
[  113.881129][ T1079] Call Trace:
[  113.881350][ T1079]  <TASK>
[ 113.881504][ T1079] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 113.881803][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.883316][ T1079] netif_set_mtu (net/core/dev.c:9652) 
[ 113.883624][ T1079] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 113.883935][ T1079] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 113.884168][ T1079] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 113.884465][ T1079] br_add_if (net/bridge/br_if.c:697) 
[ 113.884698][ T1079] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 113.884990][ T1079] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 113.885307][ T1079] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 113.885608][ T1079] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 113.885978][ T1079] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 113.886282][ T1079] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 113.886573][ T1079] ? __kernel_text_address (kernel/extable.c:79) 
[ 113.886867][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.887170][ T1079] ? __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) 
[ 113.887467][ T1079] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 113.887830][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.888147][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.888444][ T1079] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 113.888738][ T1079] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 113.889031][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.889341][ T1079] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 113.889639][ T1079] ? __create_object (mm/kmemleak.c:771) 
[ 113.889935][ T1079] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 113.890240][ T1079] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 113.890540][ T1079] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 113.890902][ T1079] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 113.891217][ T1079] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 113.891519][ T1079] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.891813][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.892122][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.892425][ T1079] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 113.892717][ T1079] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.893011][ T1079] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 113.893324][ T1079] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 113.893626][ T1079] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 113.893921][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.894226][ T1079] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 113.894522][ T1079] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 113.894821][ T1079] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 113.895137][ T1079] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 113.895431][ T1079] ? 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) 
[ 113.895725][ T1079] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 113.896020][ T1079] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 113.896318][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.896619][ T1079] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 113.896919][ T1079] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 113.897228][ T1079] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 113.897527][ T1079] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 113.897822][ T1079] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 113.898124][ T1079] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 113.898502][ T1079] ___sys_sendmsg (net/socket.c:2670) 
[ 113.898792][ T1079] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 113.899085][ T1079] ? __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) 
[ 113.899456][ T1079] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 113.899756][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.900052][ T1079] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 113.900361][ T1079] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 113.900664][ T1079] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 113.900955][ T1079] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 113.901284][ T1079] __sys_sendmsg (net/socket.c:2700) 
[ 113.901580][ T1079] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 113.901943][ T1079] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 113.902258][ T1079] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 113.902555][ T1079] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 113.902849][ T1079] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  113.903220][ T1079] RIP: 0033:0x7febe26a71e7
[ 113.903527][ T1079] 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)
[  113.904583][ T1079] RSP: 002b:00007ffd241499d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  113.905025][ T1079] RAX: ffffffffffffffda RBX: 00007ffd2414a110 RCX: 00007febe26a71e7
[  113.905484][ T1079] RDX: 0000000000000000 RSI: 00007ffd24149a40 RDI: 0000000000000005
[  113.905939][ T1079] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  113.906385][ T1079] R10: 000000000bfd8910 R11: 0000000000000246 R12: 0000000000000004
[  113.906826][ T1079] R13: 00000000686e7a28 R14: 0000000000499600 R15: 0000000000000000
| [  114.033838][ T1080] ------------[ cut here ]------------
| [ 114.035088][ T1080] WARNING: CPU: 2 PID: 1080 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) 
| [  114.035715][ T1080] Modules linked in:
| [  114.036624][ T1080] Tainted: [W]=WARN
[  114.036865][ T1080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 114.037259][ T1080] 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) 
[ 114.037582][ T1080] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  114.038679][ T1080] RSP: 0018:ffffc900032e6ef0 EFLAGS: 00010246
[  114.039073][ T1080] RAX: 0000000000000000 RBX: ffff88800f392000 RCX: 0000000000000001
[  114.039540][ T1080] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  114.040003][ T1080] RBP: ffffc900032e6fd8 R08: 0000000000000000 R09: 0000000000000000
[  114.040470][ T1080] R10: ffffc900032e7008 R11: ffffffffa00ceab8 R12: 1ffff9200065cde2
[  114.040927][ T1080] R13: 00000000000005dc R14: ffffc900032e7008 R15: ffff88800f392f48
[  114.041404][ T1080] FS:  00007f89bac51800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[  114.041946][ T1080] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.042344][ T1080] CR2: 00000000004e59f8 CR3: 000000000caae002 CR4: 0000000000772ef0
[  114.042807][ T1080] PKRU: 55555554
[  114.043047][ T1080] Call Trace:
[  114.043294][ T1080]  <TASK>
[ 114.043461][ T1080] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 114.043779][ T1080] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 114.044097][ T1080] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 114.044491][ T1080] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 114.044808][ T1080] netif_set_mtu (net/core/dev.c:9652) 
[ 114.045152][ T1080] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 114.045472][ T1080] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 114.045861][ T1080] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 114.046103][ T1080] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 114.046446][ T1080] br_add_if (net/bridge/br_if.c:697) 
[ 114.046697][ T1080] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 114.047006][ T1080] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 114.047329][ T1080] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 114.047643][ T1080] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 114.048034][ T1080] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 114.048354][ T1080] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 114.048673][ T1080] ? __kernel_text_address (kernel/extable.c:79) 
[ 114.048986][ T1080] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.049313][ T1080] ? __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) 
[ 114.049624][ T1080] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 114.050007][ T1080] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.050327][ T1080] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.050637][ T1080] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 114.050950][ T1080] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 114.051284][ T1080] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.051596][ T1080] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 114.051905][ T1080] ? __create_object (mm/kmemleak.c:771) 
[ 114.052230][ T1080] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 114.052544][ T1080] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 114.052860][ T1080] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 114.053251][ T1080] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 114.053576][ T1080] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 114.053894][ T1080] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.054214][ T1080] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.054534][ T1080] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.054852][ T1080] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 114.055171][ T1080] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.055482][ T1080] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.055800][ T1080] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.056130][ T1080] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.056450][ T1080] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.056775][ T1080] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.057091][ T1080] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.057411][ T1080] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.057735][ T1080] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.058042][ T1080] ? 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) 
[ 114.058368][ T1080] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 114.058681][ T1080] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.058992][ T1080] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.059314][ T1080] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.059630][ T1080] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.059940][ T1080] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.060266][ T1080] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.060588][ T1080] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.060896][ T1080] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.061303][ T1080] ___sys_sendmsg (net/socket.c:2670) 
[ 114.061612][ T1080] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.061920][ T1080] ? __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) 
[ 114.062315][ T1080] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.062629][ T1080] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.062949][ T1080] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.063272][ T1080] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.063590][ T1080] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.063909][ T1080] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.064238][ T1080] __sys_sendmsg (net/socket.c:2700) 
[ 114.064559][ T1080] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.064940][ T1080] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.065275][ T1080] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.065599][ T1080] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.065913][ T1080] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.066300][ T1080] RIP: 0033:0x7f89bae1e1e7
[ 114.066618][ T1080] 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)
[  114.067704][ T1080] RSP: 002b:00007ffc3d2763e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.068171][ T1080] RAX: ffffffffffffffda RBX: 00007ffc3d276b20 RCX: 00007f89bae1e1e7
[  114.068631][ T1080] RDX: 0000000000000000 RSI: 00007ffc3d276450 RDI: 0000000000000005
[  114.069080][ T1080] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  114.069552][ T1080] R10: 0000000023090910 R11: 0000000000000246 R12: 0000000000000004
[  114.070001][ T1080] R13: 00000000686e7a28 R14: 0000000000499600 R15: 0000000000000000
| [  114.922885][ T1087] ------------[ cut here ]------------
| [ 114.923211][ T1087] WARNING: CPU: 1 PID: 1087 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) 
| [  114.923804][ T1087] Modules linked in:
| [  114.924634][ T1087] Tainted: [W]=WARN
[  114.924857][ T1087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 114.925241][ T1087] 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) 
[ 114.925545][ T1087] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  114.926613][ T1087] RSP: 0018:ffffc90003336ef0 EFLAGS: 00010246
[  114.926992][ T1087] RAX: 0000000000000000 RBX: ffff88800ca4a000 RCX: 0000000000000001
[  114.927438][ T1087] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  114.927882][ T1087] RBP: ffffc90003336fd8 R08: 0000000000000000 R09: 0000000000000000
[  114.928332][ T1087] R10: ffffc90003337008 R11: ffffffff9f78d1e0 R12: 1ffff92000666de2
[  114.928769][ T1087] R13: 00000000000005dc R14: ffffc90003337008 R15: ffff88800ca4af48
[  114.929216][ T1087] FS:  00007f28bc8c8800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[  114.929747][ T1087] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.930130][ T1087] CR2: 00000000004e59f0 CR3: 0000000011112006 CR4: 0000000000772ef0
[  114.930579][ T1087] PKRU: 55555554
[  114.930801][ T1087] Call Trace:
[  114.931026][ T1087]  <TASK>
[ 114.931330][ T1087] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 114.931625][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.931939][ T1087] netif_set_mtu (net/core/dev.c:9652) 
[ 114.932373][ T1087] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 114.932683][ T1087] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 114.932906][ T1087] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 114.933308][ T1087] br_add_if (net/bridge/br_if.c:697) 
[ 114.933543][ T1087] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 114.933836][ T1087] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 114.934150][ T1087] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 114.934458][ T1087] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 114.934831][ T1087] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 114.935134][ T1087] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 114.935427][ T1087] ? __kernel_text_address (kernel/extable.c:79) 
[ 114.935724][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.936021][ T1087] ? __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) 
[ 114.936327][ T1087] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 114.936693][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.936988][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.937305][ T1087] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 114.937600][ T1087] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 114.937895][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.938199][ T1087] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 114.938490][ T1087] ? __create_object (mm/kmemleak.c:771) 
[ 114.938793][ T1087] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 114.939086][ T1087] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 114.939388][ T1087] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 114.939752][ T1087] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 114.940051][ T1087] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 114.940359][ T1087] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.940659][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.940965][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.941275][ T1087] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 114.941569][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.941865][ T1087] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.942172][ T1087] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.942468][ T1087] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.942766][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.943065][ T1087] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.943374][ T1087] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.943669][ T1087] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.943975][ T1087] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.944274][ T1087] ? 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) 
[ 114.944570][ T1087] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 114.944867][ T1087] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.945167][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.945471][ T1087] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.945765][ T1087] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.946062][ T1087] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.946371][ T1087] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.946676][ T1087] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.946970][ T1087] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.947354][ T1087] ___sys_sendmsg (net/socket.c:2670) 
[ 114.947649][ T1087] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.947940][ T1087] ? __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) 
[ 114.948314][ T1087] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.948617][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.948918][ T1087] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.949224][ T1087] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.949519][ T1087] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.949817][ T1087] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.950138][ T1087] __sys_sendmsg (net/socket.c:2700) 
[ 114.950437][ T1087] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.950801][ T1087] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.951128][ T1087] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.951426][ T1087] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.951726][ T1087] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.952096][ T1087] RIP: 0033:0x7f28bca951e7
[ 114.952409][ T1087] 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)
[  114.953464][ T1087] RSP: 002b:00007ffc6e09c1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.953909][ T1087] RAX: ffffffffffffffda RBX: 00007ffc6e09c930 RCX: 00007f28bca951e7
[  114.954365][ T1087] RDX: 0000000000000000 RSI: 00007ffc6e09c260 RDI: 0000000000000005
[  114.954804][ T1087] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  114.955251][ T1087] R10: 00000000268bc910 R11: 0000000000000246 R12: 0000000000000004
[  114.955699][ T1087] R13: 00000000686e7a29 R14: 0000000000499600 R15: 0000000000000000
| [  115.074579][ T1088] ------------[ cut here ]------------
| [ 115.074884][ T1088] WARNING: CPU: 1 PID: 1088 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) 
| [  115.076607][ T1088] Modules linked in:
| [  115.077439][ T1088] Tainted: [W]=WARN
[  115.077661][ T1088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 115.078028][ T1088] 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) 
[ 115.078343][ T1088] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  115.079397][ T1088] RSP: 0018:ffffc90003336ef0 EFLAGS: 00010246
[  115.079769][ T1088] RAX: 0000000000000000 RBX: ffff88800ca4a000 RCX: 0000000000000001
[  115.080212][ T1088] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  115.080657][ T1088] RBP: ffffc90003336fd8 R08: 0000000000000000 R09: 0000000000000000
[  115.081116][ T1088] R10: ffffc90003337008 R11: ffffffffa00ceab8 R12: 1ffff92000666de2
[  115.081557][ T1088] R13: 00000000000005dc R14: ffffc90003337008 R15: ffff88800ca4af48
[  115.081995][ T1088] FS:  00007ff87aaa9800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[  115.082522][ T1088] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.082894][ T1088] CR2: 00000000004e59f8 CR3: 000000000e9db001 CR4: 0000000000772ef0
[  115.083343][ T1088] PKRU: 55555554
[  115.083567][ T1088] Call Trace:
[  115.083786][ T1088]  <TASK>
[ 115.083939][ T1088] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 115.084251][ T1088] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 115.084565][ T1088] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 115.084926][ T1088] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 115.085230][ T1088] netif_set_mtu (net/core/dev.c:9652) 
[ 115.085524][ T1088] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 115.085824][ T1088] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 115.086198][ T1088] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 115.086435][ T1088] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 115.086731][ T1088] br_add_if (net/bridge/br_if.c:697) 
[ 115.086962][ T1088] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 115.087260][ T1088] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 115.087558][ T1088] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 115.087853][ T1088] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 115.088230][ T1088] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 115.088536][ T1088] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 115.088825][ T1088] ? __kernel_text_address (kernel/extable.c:79) 
[ 115.089129][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.089426][ T1088] ? __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) 
[ 115.089719][ T1088] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 115.090079][ T1088] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.090410][ T1088] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.090701][ T1088] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 115.090994][ T1088] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 115.091303][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.091597][ T1088] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 115.091885][ T1088] ? __create_object (mm/kmemleak.c:771) 
[ 115.092197][ T1088] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 115.092492][ T1088] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 115.092784][ T1088] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 115.093165][ T1088] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 115.093466][ T1088] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 115.093763][ T1088] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.094054][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.094522][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.094816][ T1088] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 115.095121][ T1088] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.095416][ T1088] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.095712][ T1088] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 115.096005][ T1088] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.096321][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.096619][ T1088] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 115.096909][ T1088] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.097210][ T1088] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 115.097514][ T1088] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 115.097808][ T1088] ? 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) 
[ 115.098100][ T1088] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 115.098419][ T1088] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 115.098710][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.099005][ T1088] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 115.099309][ T1088] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 115.099601][ T1088] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 115.099905][ T1088] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 115.100216][ T1088] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 115.100506][ T1088] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 115.100880][ T1088] ___sys_sendmsg (net/socket.c:2670) 
[ 115.101185][ T1088] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 115.101476][ T1088] ? __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) 
[ 115.101853][ T1088] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 115.102173][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.102469][ T1088] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.102767][ T1088] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.103058][ T1088] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 115.103356][ T1088] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.103655][ T1088] __sys_sendmsg (net/socket.c:2700) 
[ 115.103945][ T1088] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 115.104327][ T1088] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 115.104637][ T1088] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.104932][ T1088] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 115.105233][ T1088] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  115.105593][ T1088] RIP: 0033:0x7ff87ac761e7
[ 115.105900][ T1088] 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)
[  115.106964][ T1088] RSP: 002b:00007ffdf5b13ce8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  115.107411][ T1088] RAX: ffffffffffffffda RBX: 00007ffdf5b14420 RCX: 00007ff87ac761e7
[  115.107847][ T1088] RDX: 0000000000000000 RSI: 00007ffdf5b13d50 RDI: 0000000000000005
[  115.108303][ T1088] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  115.108745][ T1088] R10: 000000001588b910 R11: 0000000000000246 R12: 0000000000000004
[  115.109191][ T1088] R13: 00000000686e7a29 R14: 0000000000499600 R15: 0000000000000000
| [  117.273368][ T1107] ------------[ cut here ]------------
| [ 117.273675][ T1107] WARNING: CPU: 0 PID: 1107 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) 
| [  117.274243][ T1107] Modules linked in:
| [  117.275005][ T1107] Tainted: [W]=WARN
[  117.275219][ T1107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 117.275563][ T1107] 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) 
[ 117.275850][ T1107] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  117.277513][ T1107] RSP: 0018:ffffc90003427140 EFLAGS: 00010246
[  117.277863][ T1107] RAX: 0000000000000000 RBX: ffff88801100c000 RCX: 0000000000000001
[  117.278282][ T1107] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  117.278696][ T1107] RBP: ffffc90003427228 R08: ffff88800ac8e800 R09: 0000000000000000
[  117.279123][ T1107] R10: ffffc900034275c8 R11: ffffffffa0073028 R12: 1ffff92000684e2c
[  117.279533][ T1107] R13: 0000000000000578 R14: ffffc90003427880 R15: ffff88800f0498e0
[  117.279943][ T1107] FS:  00007fd9ec8ad800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[  117.280436][ T1107] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.280784][ T1107] CR2: 00000000004e59f8 CR3: 000000000c6a7002 CR4: 0000000000772ef0
[  117.281221][ T1107] PKRU: 55555554
[  117.281428][ T1107] Call Trace:
[  117.281633][ T1107]  <TASK>
[ 117.281776][ T1107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.282057][ T1107] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 117.282341][ T1107] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.282619][ T1107] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 117.282897][ T1107] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 117.283178][ T1107] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 117.283457][ T1107] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 117.283738][ T1107] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 117.284086][ T1107] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 117.284376][ T1107] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 117.284649][ T1107] ? __kernel_text_address (kernel/extable.c:79) 
[ 117.284925][ T1107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.285209][ T1107] ? __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) 
[ 117.285484][ T1107] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 117.285826][ T1107] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.286101][ T1107] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.286385][ T1107] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 117.286660][ T1107] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 117.286936][ T1107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.287224][ T1107] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 117.287497][ T1107] ? __create_object (mm/kmemleak.c:771) 
[ 117.287772][ T1107] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 117.288051][ T1107] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 117.288340][ T1107] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 117.288685][ T1107] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 117.288966][ T1107] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 117.289257][ T1107] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 117.289536][ T1107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.289816][ T1107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.290089][ T1107] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 117.290368][ T1107] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.290652][ T1107] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 117.290925][ T1107] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 117.291217][ T1107] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 117.291501][ T1107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.291782][ T1107] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 117.292062][ T1107] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 117.292347][ T1107] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 117.292639][ T1107] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 117.292916][ T1107] ? 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) 
[ 117.293198][ T1107] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 117.293476][ T1107] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 117.293755][ T1107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.294035][ T1107] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 117.294330][ T1107] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 117.294615][ T1107] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 117.294897][ T1107] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 117.295189][ T1107] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 117.295465][ T1107] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 117.295821][ T1107] ___sys_sendmsg (net/socket.c:2670) 
[ 117.296095][ T1107] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 117.296392][ T1107] ? __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) 
[ 117.296742][ T1107] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 117.297021][ T1107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.297312][ T1107] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.297600][ T1107] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.297879][ T1107] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 117.298163][ T1107] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.298449][ T1107] __sys_sendmsg (net/socket.c:2700) 
[ 117.298725][ T1107] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 117.299074][ T1107] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 117.299376][ T1107] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.299656][ T1107] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 117.299931][ T1107] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  117.300284][ T1107] RIP: 0033:0x7fd9eca7a1e7
[ 117.300571][ T1107] 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)
[  117.301577][ T1107] RSP: 002b:00007ffd1a800e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  117.301994][ T1107] RAX: ffffffffffffffda RBX: 00007ffd1a801560 RCX: 00007fd9eca7a1e7
[  117.302416][ T1107] RDX: 0000000000000000 RSI: 00007ffd1a800e90 RDI: 0000000000000005
[  117.302829][ T1107] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  117.303249][ T1107] R10: 00007fd9ec977498 R11: 0000000000000246 R12: 0000000000000004
[  117.303661][ T1107] R13: 00000000686e7a2b R14: 0000000000499600 R15: 0000000000000000
| [  130.741354][ T1219] ------------[ cut here ]------------
| [ 130.741680][ T1219] WARNING: CPU: 0 PID: 1219 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) 
| [  130.742271][ T1219] Modules linked in:
| [  130.743085][ T1219] Tainted: [W]=WARN
[  130.743312][ T1219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 130.743676][ T1219] 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) 
[ 130.743974][ T1219] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  130.745587][ T1219] RSP: 0018:ffffc90003947140 EFLAGS: 00010246
[  130.745968][ T1219] RAX: 0000000000000000 RBX: ffff88800f051000 RCX: 0000000000000001
[  130.746410][ T1219] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  130.746852][ T1219] RBP: ffffc90003947228 R08: ffff88800ccd0800 R09: 0000000000000000
[  130.747294][ T1219] R10: ffffc900039475c8 R11: ffffffffa0073028 R12: 1ffff92000728e2c
[  130.747730][ T1219] R13: 0000000000000578 R14: ffffc90003947880 R15: ffff8880114b0ae0
[  130.748176][ T1219] FS:  00007fe4fc513800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[  130.748692][ T1219] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.749063][ T1219] CR2: 00000000004e59f8 CR3: 0000000009aaa001 CR4: 0000000000772ef0
[  130.749530][ T1219] PKRU: 55555554
[  130.749749][ T1219] Call Trace:
[  130.749969][ T1219]  <TASK>
[ 130.750130][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.750429][ T1219] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 130.750715][ T1219] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.751006][ T1219] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 130.751319][ T1219] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 130.751613][ T1219] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 130.751907][ T1219] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 130.752214][ T1219] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 130.752584][ T1219] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 130.752869][ T1219] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 130.753167][ T1219] ? __kernel_text_address (kernel/extable.c:79) 
[ 130.753465][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.753760][ T1219] ? __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) 
[ 130.754048][ T1219] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 130.754417][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.754707][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.754996][ T1219] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 130.755293][ T1219] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 130.755587][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.755887][ T1219] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 130.756181][ T1219] ? __create_object (mm/kmemleak.c:771) 
[ 130.756470][ T1219] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 130.756755][ T1219] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 130.757042][ T1219] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 130.757411][ T1219] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 130.757711][ T1219] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 130.758003][ T1219] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 130.758300][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.758597][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.758884][ T1219] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 130.759180][ T1219] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.759469][ T1219] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 130.759752][ T1219] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 130.760045][ T1219] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 130.760343][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.760634][ T1219] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 130.760921][ T1219] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 130.761224][ T1219] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 130.761524][ T1219] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 130.761808][ T1219] ? 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) 
[ 130.762099][ T1219] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 130.762399][ T1219] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 130.762686][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.762979][ T1219] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 130.763277][ T1219] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 130.763569][ T1219] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 130.763864][ T1219] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 130.764166][ T1219] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 130.764456][ T1219] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 130.764827][ T1219] ___sys_sendmsg (net/socket.c:2670) 
[ 130.765123][ T1219] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 130.765414][ T1219] ? __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) 
[ 130.765774][ T1219] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 130.766068][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.766384][ T1219] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.766681][ T1219] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.766971][ T1219] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 130.767266][ T1219] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.767565][ T1219] __sys_sendmsg (net/socket.c:2700) 
[ 130.767852][ T1219] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 130.768216][ T1219] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 130.768524][ T1219] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.768814][ T1219] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 130.769105][ T1219] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  130.769475][ T1219] RIP: 0033:0x7fe4fc6e01e7
[ 130.769772][ T1219] 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)
[  130.770817][ T1219] RSP: 002b:00007fffe1fc3358 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  130.771284][ T1219] RAX: ffffffffffffffda RBX: 00007fffe1fc3a90 RCX: 00007fe4fc6e01e7
[  130.771719][ T1219] RDX: 0000000000000000 RSI: 00007fffe1fc33c0 RDI: 0000000000000005
[  130.772160][ T1219] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  130.772599][ T1219] R10: 00007fe4fc5dd498 R11: 0000000000000246 R12: 0000000000000004
[  130.773031][ T1219] R13: 00000000686e7a39 R14: 0000000000499600 R15: 0000000000000000
| [  143.613733][ T1330] ------------[ cut here ]------------
| [ 143.614129][ T1330] WARNING: CPU: 0 PID: 1330 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) 
| [  143.614672][ T1330] Modules linked in:
| [  143.615443][ T1330] Tainted: [W]=WARN
[  143.615650][ T1330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 143.615995][ T1330] 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) 
[ 143.616285][ T1330] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  143.617272][ T1330] RSP: 0018:ffffc90003e87140 EFLAGS: 00010246
[  143.617619][ T1330] RAX: 0000000000000000 RBX: ffff888009b94000 RCX: 0000000000000001
[  143.618034][ T1330] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  143.618452][ T1330] RBP: ffffc90003e87228 R08: ffff888008afe800 R09: 0000000000000000
[  143.618866][ T1330] R10: ffffc90003e875c8 R11: ffffffffa0073028 R12: 1ffff920007d0e2c
[  143.619296][ T1330] R13: 0000000000000578 R14: ffffc90003e87880 R15: ffff88800d5c11e0
[  143.619721][ T1330] FS:  00007f67c1695800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[  143.620220][ T1330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  143.620581][ T1330] CR2: 00000000004e59f8 CR3: 000000000cdfd004 CR4: 0000000000772ef0
[  143.620997][ T1330] PKRU: 55555554
[  143.621223][ T1330] Call Trace:
[  143.621427][ T1330]  <TASK>
[ 143.621567][ T1330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.621847][ T1330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 143.622134][ T1330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.622413][ T1330] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 143.622688][ T1330] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 143.622961][ T1330] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 143.623246][ T1330] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 143.623525][ T1330] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 143.623873][ T1330] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 143.624155][ T1330] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 143.624426][ T1330] ? __kernel_text_address (kernel/extable.c:79) 
[ 143.624702][ T1330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.624984][ T1330] ? __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) 
[ 143.625268][ T1330] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 143.625610][ T1330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.625886][ T1330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.626164][ T1330] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 143.626437][ T1330] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 143.626712][ T1330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.626987][ T1330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 143.627266][ T1330] ? __create_object (mm/kmemleak.c:771) 
[ 143.627548][ T1330] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 143.627822][ T1330] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 143.628095][ T1330] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 143.628441][ T1330] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 143.628721][ T1330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 143.629000][ T1330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 143.629279][ T1330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.629562][ T1330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.629838][ T1330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 143.630119][ T1330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.630395][ T1330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 143.630669][ T1330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 143.630944][ T1330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 143.631237][ T1330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.631518][ T1330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 143.631796][ T1330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 143.632071][ T1330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 143.632363][ T1330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 143.632636][ T1330] ? 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) 
[ 143.632911][ T1330] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 143.633195][ T1330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 143.633469][ T1330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.633754][ T1330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 143.634032][ T1330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 143.634313][ T1330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 143.634595][ T1330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 143.634873][ T1330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 143.635152][ T1330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 143.635513][ T1330] ___sys_sendmsg (net/socket.c:2670) 
[ 143.635794][ T1330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 143.636065][ T1330] ? __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) 
[ 143.636412][ T1330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 143.636690][ T1330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.636966][ T1330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.637251][ T1330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.637527][ T1330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 143.637801][ T1330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.638084][ T1330] __sys_sendmsg (net/socket.c:2700) 
[ 143.638366][ T1330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 143.638705][ T1330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 143.638991][ T1330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.639278][ T1330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 143.639556][ T1330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  143.639898][ T1330] RIP: 0033:0x7f67c18621e7
[ 143.640187][ T1330] 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)
[  143.641177][ T1330] RSP: 002b:00007fff6ba52b98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  143.641591][ T1330] RAX: ffffffffffffffda RBX: 00007fff6ba532d0 RCX: 00007f67c18621e7
[  143.642004][ T1330] RDX: 0000000000000000 RSI: 00007fff6ba52c00 RDI: 0000000000000005
[  143.642421][ T1330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  143.642832][ T1330] R10: 00007f67c175f498 R11: 0000000000000246 R12: 0000000000000004
[  143.643251][ T1330] R13: 00000000686e7a46 R14: 0000000000499600 R15: 0000000000000000
| [  156.624581][ T1440] ------------[ cut here ]------------
| [ 156.624901][ T1440] WARNING: CPU: 3 PID: 1440 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) 
| [  156.625475][ T1440] Modules linked in:
| [  156.626270][ T1440] Tainted: [W]=WARN
[  156.626482][ T1440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 156.626832][ T1440] 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) 
[ 156.627128][ T1440] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  156.628136][ T1440] RSP: 0018:ffffc900043d7140 EFLAGS: 00010246
[  156.628492][ T1440] RAX: 0000000000000000 RBX: ffff88800d7ac000 RCX: 0000000000000001
[  156.628907][ T1440] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  156.629335][ T1440] RBP: ffffc900043d7228 R08: ffff88800e9b8800 R09: 0000000000000000
[  156.629754][ T1440] R10: ffffc900043d75c8 R11: ffffffffa0073028 R12: 1ffff9200087ae2c
[  156.630180][ T1440] R13: 0000000000000578 R14: ffffc900043d7880 R15: ffff8880114b1c60
[  156.630605][ T1440] FS:  00007fc38488a800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  156.631099][ T1440] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  156.631591][ T1440] CR2: 00000000004e59f8 CR3: 0000000011796003 CR4: 0000000000772ef0
[  156.632016][ T1440] PKRU: 55555554
[  156.632380][ T1440] Call Trace:
[  156.632595][ T1440]  <TASK>
[ 156.632738][ T1440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 156.633023][ T1440] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 156.633341][ T1440] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 156.633624][ T1440] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 156.633906][ T1440] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 156.634192][ T1440] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 156.634475][ T1440] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 156.634761][ T1440] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 156.635119][ T1440] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 156.635400][ T1440] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 156.635677][ T1440] ? __kernel_text_address (kernel/extable.c:79) 
[ 156.635960][ T1440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 156.636255][ T1440] ? __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) 
[ 156.636535][ T1440] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 156.636882][ T1440] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 156.637172][ T1440] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 156.637457][ T1440] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 156.637737][ T1440] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 156.638017][ T1440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 156.638320][ T1440] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 156.638603][ T1440] ? __create_object (mm/kmemleak.c:771) 
[ 156.638884][ T1440] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 156.639171][ T1440] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 156.639460][ T1440] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 156.639805][ T1440] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 156.640090][ T1440] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 156.640384][ T1440] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 156.640662][ T1440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 156.640945][ T1440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 156.641243][ T1440] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 156.641522][ T1440] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 156.641807][ T1440] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 156.642084][ T1440] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 156.642374][ T1440] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 156.642658][ T1440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 156.642942][ T1440] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 156.643229][ T1440] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 156.643509][ T1440] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 156.643804][ T1440] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 156.644080][ T1440] ? 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) 
[ 156.644376][ T1440] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 156.644660][ T1440] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 156.644942][ T1440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 156.645238][ T1440] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 156.645521][ T1440] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 156.645805][ T1440] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 156.646090][ T1440] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 156.646382][ T1440] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 156.646663][ T1440] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 156.647021][ T1440] ___sys_sendmsg (net/socket.c:2670) 
[ 156.647307][ T1440] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 156.647584][ T1440] ? __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) 
[ 156.647934][ T1440] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 156.648225][ T1440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 156.648509][ T1440] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 156.648794][ T1440] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 156.649072][ T1440] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 156.649361][ T1440] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 156.649649][ T1440] __sys_sendmsg (net/socket.c:2700) 
[ 156.649928][ T1440] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 156.650297][ T1440] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 156.650596][ T1440] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 156.650881][ T1440] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 156.651179][ T1440] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  156.651521][ T1440] RIP: 0033:0x7fc384a571e7
[ 156.651805][ T1440] 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)
[  156.652810][ T1440] RSP: 002b:00007ffc163f4bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  156.653241][ T1440] RAX: ffffffffffffffda RBX: 00007ffc163f5330 RCX: 00007fc384a571e7
[  156.653657][ T1440] RDX: 0000000000000000 RSI: 00007ffc163f4c60 RDI: 0000000000000005
[  156.654076][ T1440] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  156.654497][ T1440] R10: 00007fc384954498 R11: 0000000000000246 R12: 0000000000000004
[  156.654915][ T1440] R13: 00000000686e7a53 R14: 0000000000499600 R15: 0000000000000000
| [  169.657805][ T1548] ------------[ cut here ]------------
| [ 169.658201][ T1548] WARNING: CPU: 1 PID: 1548 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) 
| [  169.658748][ T1548] Modules linked in:
| [  169.659522][ T1548] Tainted: [W]=WARN
[  169.659729][ T1548] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 169.660071][ T1548] 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) 
[ 169.660365][ T1548] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  169.661365][ T1548] RSP: 0018:ffffc90004907140 EFLAGS: 00010246
[  169.661711][ T1548] RAX: 0000000000000000 RBX: ffff888005a44000 RCX: 0000000000000001
[  169.662131][ T1548] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  169.662543][ T1548] RBP: ffffc90004907228 R08: ffff88800e09b800 R09: 0000000000000000
[  169.662953][ T1548] R10: ffffc900049075c8 R11: ffffffffa0073028 R12: 1ffff92000920e2c
[  169.663370][ T1548] R13: 0000000000000578 R14: ffffc90004907880 R15: ffff888005419fe0
[  169.663778][ T1548] FS:  00007f93a35ce800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[  169.664262][ T1548] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  169.664612][ T1548] CR2: 00000000004e59f8 CR3: 000000000e80b001 CR4: 0000000000772ef0
[  169.665025][ T1548] PKRU: 55555554
[  169.665238][ T1548] Call Trace:
[  169.665444][ T1548]  <TASK>
[ 169.665583][ T1548] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.665863][ T1548] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 169.666140][ T1548] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.666417][ T1548] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 169.666695][ T1548] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 169.666966][ T1548] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 169.667254][ T1548] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 169.667533][ T1548] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 169.667882][ T1548] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 169.668161][ T1548] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 169.668433][ T1548] ? __kernel_text_address (kernel/extable.c:79) 
[ 169.668710][ T1548] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.668991][ T1548] ? __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) 
[ 169.669289][ T1548] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 169.669629][ T1548] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.669905][ T1548] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.670186][ T1548] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 169.670460][ T1548] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 169.670735][ T1548] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.671009][ T1548] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 169.671311][ T1548] ? __create_object (mm/kmemleak.c:771) 
[ 169.671587][ T1548] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 169.671861][ T1548] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 169.672144][ T1548] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 169.672484][ T1548] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 169.672766][ T1548] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 169.673048][ T1548] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.673330][ T1548] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.673623][ T1548] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.673899][ T1548] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 169.674179][ T1548] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.674456][ T1548] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 169.674729][ T1548] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 169.675005][ T1548] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.675291][ T1548] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.675571][ T1548] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 169.675849][ T1548] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 169.676135][ T1548] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 169.676422][ T1548] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 169.676693][ T1548] ? 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) 
[ 169.676968][ T1548] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 169.677252][ T1548] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 169.677529][ T1548] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.677807][ T1548] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 169.678084][ T1548] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 169.678370][ T1548] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 169.678650][ T1548] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 169.678926][ T1548] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 169.679205][ T1548] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 169.679559][ T1548] ___sys_sendmsg (net/socket.c:2670) 
[ 169.679833][ T1548] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 169.680115][ T1548] ? __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) 
[ 169.680457][ T1548] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 169.680734][ T1548] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.681012][ T1548] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 169.681316][ T1548] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 169.681589][ T1548] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 169.681865][ T1548] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 169.682155][ T1548] __sys_sendmsg (net/socket.c:2700) 
[ 169.682429][ T1548] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 169.682769][ T1548] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 169.683064][ T1548] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 169.683351][ T1548] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 169.683626][ T1548] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  169.683972][ T1548] RIP: 0033:0x7f93a379b1e7
[ 169.684266][ T1548] 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)
[  169.685253][ T1548] RSP: 002b:00007ffca212e1f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  169.685668][ T1548] RAX: ffffffffffffffda RBX: 00007ffca212e930 RCX: 00007f93a379b1e7
[  169.686080][ T1548] RDX: 0000000000000000 RSI: 00007ffca212e260 RDI: 0000000000000005
[  169.686505][ T1548] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  169.686917][ T1548] R10: 00007f93a3698498 R11: 0000000000000246 R12: 0000000000000004
[  169.687334][ T1548] R13: 00000000686e7a60 R14: 0000000000499600 R15: 0000000000000000
| [  183.800122][ T1660] ------------[ cut here ]------------
| [ 183.800434][ T1660] WARNING: CPU: 0 PID: 1660 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) 
| [  183.800977][ T1660] Modules linked in:
| [  183.802799][ T1660] Tainted: [W]=WARN
[  183.803007][ T1660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 183.803361][ T1660] 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) 
[ 183.803648][ T1660] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  183.804637][ T1660] RSP: 0018:ffffc90004de7140 EFLAGS: 00010246
[  183.804990][ T1660] RAX: 0000000000000000 RBX: ffff88800f19c000 RCX: 0000000000000001
[  183.805410][ T1660] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  183.805825][ T1660] RBP: ffffc90004de7228 R08: ffff88800e68d000 R09: 0000000000000000
[  183.806244][ T1660] R10: ffffc90004de75c8 R11: ffffffffa0073028 R12: 1ffff920009bce2c
[  183.806657][ T1660] R13: 0000000000000578 R14: ffffc90004de7880 R15: ffff8880114b1560
[  183.807068][ T1660] FS:  00007f9e92b42800(0000) GS:ffff8880c4399000(0000) knlGS:0000000000000000
[  183.807558][ T1660] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  183.807907][ T1660] CR2: 00000000004e59f8 CR3: 0000000011339005 CR4: 0000000000772ef0
[  183.808333][ T1660] PKRU: 55555554
[  183.808541][ T1660] Call Trace:
[  183.808745][ T1660]  <TASK>
[ 183.808884][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 183.809173][ T1660] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 183.809450][ T1660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 183.809726][ T1660] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 183.810002][ T1660] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 183.810286][ T1660] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 183.810566][ T1660] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 183.810845][ T1660] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 183.811219][ T1660] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 183.811496][ T1660] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 183.811768][ T1660] ? __kernel_text_address (kernel/extable.c:79) 
[ 183.812043][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 183.812329][ T1660] ? __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) 
[ 183.812605][ T1660] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 183.812953][ T1660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 183.813235][ T1660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 183.813509][ T1660] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 183.813781][ T1660] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 183.814055][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 183.814342][ T1660] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 183.814614][ T1660] ? __create_object (mm/kmemleak.c:771) 
[ 183.814888][ T1660] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 183.815176][ T1660] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 183.815453][ T1660] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 183.815789][ T1660] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 183.816068][ T1660] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 183.816357][ T1660] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 183.816631][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 183.816911][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 183.817204][ T1660] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 183.817477][ T1660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 183.817752][ T1660] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 183.818026][ T1660] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 183.818310][ T1660] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 183.818588][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 183.818867][ T1660] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 183.819148][ T1660] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 183.819427][ T1660] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 183.819711][ T1660] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 183.819982][ T1660] ? 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) 
[ 183.820266][ T1660] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 183.820542][ T1660] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 183.820813][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 183.821092][ T1660] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 183.821388][ T1660] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 183.821661][ T1660] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 183.821940][ T1660] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 183.822225][ T1660] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 183.822496][ T1660] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 183.822845][ T1660] ___sys_sendmsg (net/socket.c:2670) 
[ 183.823124][ T1660] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 183.823401][ T1660] ? __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) 
[ 183.823739][ T1660] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 183.824018][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 183.824313][ T1660] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 183.824594][ T1660] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 183.824868][ T1660] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 183.825148][ T1660] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 183.825434][ T1660] __sys_sendmsg (net/socket.c:2700) 
[ 183.825705][ T1660] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 183.826045][ T1660] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 183.826341][ T1660] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 183.826617][ T1660] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 183.826892][ T1660] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  183.827236][ T1660] RIP: 0033:0x7f9e92d0f1e7
[ 183.827522][ T1660] 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)
[  183.828507][ T1660] RSP: 002b:00007ffeda246a48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  183.828920][ T1660] RAX: ffffffffffffffda RBX: 00007ffeda247180 RCX: 00007f9e92d0f1e7
[  183.829342][ T1660] RDX: 0000000000000000 RSI: 00007ffeda246ab0 RDI: 0000000000000005
[  183.829751][ T1660] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  183.830171][ T1660] R10: 00007f9e92c0c498 R11: 0000000000000246 R12: 0000000000000004
[  183.830579][ T1660] R13: 00000000686e7a6e R14: 0000000000499600 R15: 0000000000000000
| [  196.986165][ T1767] ------------[ cut here ]------------
| [ 196.986488][ T1767] WARNING: CPU: 2 PID: 1767 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) 
| [  196.987088][ T1767] Modules linked in:
| [  196.987952][ T1767] Tainted: [W]=WARN
[  196.988199][ T1767] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 196.988583][ T1767] 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) 
[ 196.988899][ T1767] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  196.989981][ T1767] RSP: 0018:ffffc900052c6ef0 EFLAGS: 00010246
[  196.991405][ T1767] RAX: 0000000000000000 RBX: ffff88800e6b2000 RCX: 0000000000000001
[  196.991864][ T1767] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  196.992344][ T1767] RBP: ffffc900052c6fd8 R08: 0000000000000000 R09: 0000000000000000
[  196.992797][ T1767] R10: ffffc900052c7008 R11: ffffffff9f78d1e0 R12: 1ffff92000a58de2
[  196.993269][ T1767] R13: 00000000000005dc R14: ffffc900052c7008 R15: ffff88800e6b2f48
[  196.993733][ T1767] FS:  00007f77bc406800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[  196.994274][ T1767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  196.994659][ T1767] CR2: 00000000004e59f0 CR3: 000000000f1a9002 CR4: 0000000000772ef0
[  196.995125][ T1767] PKRU: 55555554
[  196.995359][ T1767] Call Trace:
[  196.995592][ T1767]  <TASK>
[ 196.995757][ T1767] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 196.996063][ T1767] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.996395][ T1767] netif_set_mtu (net/core/dev.c:9652) 
[ 196.996701][ T1767] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 196.997024][ T1767] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 196.997280][ T1767] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 196.997597][ T1767] br_add_if (net/bridge/br_if.c:697) 
[ 196.997844][ T1767] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 196.998159][ T1767] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 196.998470][ T1767] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 196.998781][ T1767] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 196.999178][ T1767] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 196.999485][ T1767] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 196.999789][ T1767] ? __kernel_text_address (kernel/extable.c:79) 
[ 197.000103][ T1767] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.000423][ T1767] ? __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) 
[ 197.000732][ T1767] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 197.001133][ T1767] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 197.001447][ T1767] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 197.001749][ T1767] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 197.002061][ T1767] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 197.002378][ T1767] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.002686][ T1767] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 197.002987][ T1767] ? __create_object (mm/kmemleak.c:771) 
[ 197.003305][ T1767] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 197.003611][ T1767] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 197.003918][ T1767] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 197.004312][ T1767] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 197.004627][ T1767] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 197.004938][ T1767] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 197.005275][ T1767] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.005595][ T1767] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.005914][ T1767] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 197.006227][ T1767] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 197.006534][ T1767] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 197.006839][ T1767] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 197.007156][ T1767] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 197.007466][ T1767] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.007775][ T1767] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 197.008082][ T1767] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 197.008405][ T1767] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 197.008724][ T1767] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 197.009027][ T1767] ? 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) 
[ 197.009353][ T1767] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 197.009664][ T1767] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 197.009968][ T1767] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.010288][ T1767] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 197.010607][ T1767] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 197.010913][ T1767] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 197.011241][ T1767] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 197.011550][ T1767] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 197.011854][ T1767] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 197.012253][ T1767] ___sys_sendmsg (net/socket.c:2670) 
[ 197.012559][ T1767] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 197.012867][ T1767] ? __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) 
[ 197.013266][ T1767] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 197.013576][ T1767] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.013888][ T1767] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.014210][ T1767] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.014521][ T1767] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 197.014824][ T1767] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 197.015153][ T1767] __sys_sendmsg (net/socket.c:2700) 
[ 197.015456][ T1767] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 197.015833][ T1767] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 197.016159][ T1767] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 197.016470][ T1767] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 197.016777][ T1767] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  197.017173][ T1767] RIP: 0033:0x7f77bc5d31e7
[ 197.017501][ T1767] 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)
[  197.018577][ T1767] RSP: 002b:00007fffdd5c0928 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  197.019033][ T1767] RAX: ffffffffffffffda RBX: 00007fffdd5c1060 RCX: 00007f77bc5d31e7
[  197.019502][ T1767] RDX: 0000000000000000 RSI: 00007fffdd5c0990 RDI: 0000000000000005
[  197.019951][ T1767] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  197.020413][ T1767] R10: 000000003c5d1910 R11: 0000000000000246 R12: 0000000000000004
[  197.020865][ T1767] R13: 00000000686e7a7b R14: 0000000000499600 R15: 0000000000000000
| [  197.141023][ T1768] ------------[ cut here ]------------
| [ 197.141342][ T1768] WARNING: CPU: 1 PID: 1768 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) 
| [  197.141920][ T1768] Modules linked in:
| [  197.142754][ T1768] Tainted: [W]=WARN
[  197.142976][ T1768] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 197.143493][ T1768] 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) 
[ 197.143804][ T1768] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  197.145001][ T1768] RSP: 0018:ffffc90004f76ef0 EFLAGS: 00010246
[  197.145511][ T1768] RAX: 0000000000000000 RBX: ffff88800e6b2000 RCX: 0000000000000001
[  197.145952][ T1768] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  197.146533][ T1768] RBP: ffffc90004f76fd8 R08: 0000000000000000 R09: 0000000000000000
[  197.146972][ T1768] R10: ffffc90004f77008 R11: ffffffffa00ceab8 R12: 1ffff920009eede2
[  197.147419][ T1768] R13: 00000000000005dc R14: ffffc90004f77008 R15: ffff88800e6b2f48
[  197.147857][ T1768] FS:  00007f9061cc6800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[  197.148382][ T1768] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  197.148760][ T1768] CR2: 0000556cf2ad3548 CR3: 00000000110ad005 CR4: 0000000000772ef0
[  197.149208][ T1768] PKRU: 55555554
[  197.149428][ T1768] Call Trace:
[  197.149647][ T1768]  <TASK>
[ 197.149798][ T1768] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 197.150096][ T1768] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 197.150400][ T1768] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 197.150766][ T1768] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 197.151063][ T1768] netif_set_mtu (net/core/dev.c:9652) 
[ 197.151383][ T1768] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 197.151688][ T1768] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 197.152055][ T1768] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 197.152286][ T1768] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 197.152584][ T1768] br_add_if (net/bridge/br_if.c:697) 
[ 197.152822][ T1768] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 197.153127][ T1768] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 197.153425][ T1768] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 197.153722][ T1768] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 197.154092][ T1768] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 197.154392][ T1768] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 197.154684][ T1768] ? __kernel_text_address (kernel/extable.c:79) 
[ 197.154985][ T1768] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.155290][ T1768] ? __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) 
[ 197.155586][ T1768] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 197.155948][ T1768] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 197.156252][ T1768] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 197.156545][ T1768] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 197.156837][ T1768] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 197.157143][ T1768] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.157438][ T1768] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 197.157727][ T1768] ? __create_object (mm/kmemleak.c:771) 
[ 197.158020][ T1768] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 197.158322][ T1768] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 197.158616][ T1768] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 197.158984][ T1768] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 197.159322][ T1768] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 197.159622][ T1768] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 197.159912][ T1768] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.160216][ T1768] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.160516][ T1768] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 197.160808][ T1768] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 197.161102][ T1768] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 197.161418][ T1768] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 197.161717][ T1768] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 197.162014][ T1768] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.162318][ T1768] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 197.162613][ T1768] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 197.162907][ T1768] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 197.163225][ T1768] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 197.163520][ T1768] ? 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) 
[ 197.163816][ T1768] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 197.164116][ T1768] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 197.164410][ T1768] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.164706][ T1768] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 197.165001][ T1768] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 197.165301][ T1768] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 197.165602][ T1768] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 197.165896][ T1768] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 197.166198][ T1768] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 197.166573][ T1768] ___sys_sendmsg (net/socket.c:2670) 
[ 197.166865][ T1768] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 197.167164][ T1768] ? __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) 
[ 197.167532][ T1768] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 197.167828][ T1768] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.168136][ T1768] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 197.168435][ T1768] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 197.168728][ T1768] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 197.169020][ T1768] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 197.169327][ T1768] __sys_sendmsg (net/socket.c:2700) 
[ 197.169618][ T1768] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 197.169981][ T1768] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 197.170294][ T1768] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 197.170594][ T1768] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 197.170888][ T1768] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  197.171265][ T1768] RIP: 0033:0x7f9061e931e7
[ 197.171570][ T1768] 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)
[  197.172626][ T1768] RSP: 002b:00007ffe04cc1138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  197.173065][ T1768] RAX: ffffffffffffffda RBX: 00007ffe04cc1870 RCX: 00007f9061e931e7
[  197.173511][ T1768] RDX: 0000000000000000 RSI: 00007ffe04cc11a0 RDI: 0000000000000005
[  197.173952][ T1768] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  197.174398][ T1768] R10: 000000001198d910 R11: 0000000000000246 R12: 0000000000000004
[  197.174837][ T1768] R13: 00000000686e7a7b R14: 0000000000499600 R15: 0000000000000000
| [  198.004993][ T1775] ------------[ cut here ]------------
| [ 198.005316][ T1775] WARNING: CPU: 3 PID: 1775 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) 
| [  198.005905][ T1775] Modules linked in:
| [  198.006752][ T1775] Tainted: [W]=WARN
[  198.006974][ T1775] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 198.007350][ T1775] 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) 
[ 198.007653][ T1775] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  198.008719][ T1775] RSP: 0018:ffffc90005326ef0 EFLAGS: 00010246
[  198.009091][ T1775] RAX: 0000000000000000 RBX: ffff88801143a000 RCX: 0000000000000001
[  198.009539][ T1775] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  198.009978][ T1775] RBP: ffffc90005326fd8 R08: 0000000000000000 R09: 0000000000000000
[  198.010635][ T1775] R10: ffffc90005327008 R11: ffffffff9f78d1e0 R12: 1ffff92000a64de2
[  198.011076][ T1775] R13: 00000000000005dc R14: ffffc90005327008 R15: ffff88801143af48
[  198.011669][ T1775] FS:  00007f2b63050800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  198.012325][ T1775] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  198.012702][ T1775] CR2: 00000000004e59f0 CR3: 0000000011bdd003 CR4: 0000000000772ef0
[  198.013180][ T1775] PKRU: 55555554
[  198.013401][ T1775] Call Trace:
[  198.013620][ T1775]  <TASK>
[ 198.013773][ T1775] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 198.014070][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.014388][ T1775] netif_set_mtu (net/core/dev.c:9652) 
[ 198.014693][ T1775] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 198.015002][ T1775] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 198.015233][ T1775] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 198.015533][ T1775] br_add_if (net/bridge/br_if.c:697) 
[ 198.015765][ T1775] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 198.016060][ T1775] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 198.016364][ T1775] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 198.016669][ T1775] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 198.017047][ T1775] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 198.017348][ T1775] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 198.017642][ T1775] ? __kernel_text_address (kernel/extable.c:79) 
[ 198.017939][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.018245][ T1775] ? __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) 
[ 198.018546][ T1775] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 198.018912][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.019215][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.019510][ T1775] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 198.019802][ T1775] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 198.020095][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.020415][ T1775] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 198.020717][ T1775] ? __create_object (mm/kmemleak.c:771) 
[ 198.021014][ T1775] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 198.021331][ T1775] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 198.021625][ T1775] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 198.021987][ T1775] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 198.022297][ T1775] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 198.022596][ T1775] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 198.022889][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.023194][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.023487][ T1775] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 198.023790][ T1775] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 198.024097][ T1775] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 198.024399][ T1775] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 198.024702][ T1775] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 198.024999][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.025305][ T1775] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 198.025597][ T1775] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 198.025893][ T1775] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 198.026207][ T1775] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 198.026506][ T1775] ? 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) 
[ 198.026802][ T1775] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 198.027098][ T1775] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 198.027398][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.027697][ T1775] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 198.027999][ T1775] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 198.028305][ T1775] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 198.028604][ T1775] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 198.028897][ T1775] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 198.029199][ T1775] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 198.029575][ T1775] ___sys_sendmsg (net/socket.c:2670) 
[ 198.029865][ T1775] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 198.030171][ T1775] ? __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) 
[ 198.030539][ T1775] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 198.030836][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.031147][ T1775] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.031454][ T1775] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.031749][ T1775] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 198.032043][ T1775] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 198.032362][ T1775] __sys_sendmsg (net/socket.c:2700) 
[ 198.032666][ T1775] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 198.033032][ T1775] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 198.033348][ T1775] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.033651][ T1775] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 198.033946][ T1775] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  198.034321][ T1775] RIP: 0033:0x7f2b6321d1e7
[ 198.034631][ T1775] 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)
[  198.035697][ T1775] RSP: 002b:00007ffde5338cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  198.036151][ T1775] RAX: ffffffffffffffda RBX: 00007ffde53393f0 RCX: 00007f2b6321d1e7
[  198.036590][ T1775] RDX: 0000000000000000 RSI: 00007ffde5338d20 RDI: 0000000000000005
[  198.037033][ T1775] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  198.037481][ T1775] R10: 0000000013111910 R11: 0000000000000246 R12: 0000000000000004
[  198.037922][ T1775] R13: 00000000686e7a7c R14: 0000000000499600 R15: 0000000000000000
| [  198.154283][ T1776] ------------[ cut here ]------------
| [ 198.154588][ T1776] WARNING: CPU: 3 PID: 1776 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) 
| [  198.155191][ T1776] Modules linked in:
| [  198.156007][ T1776] Tainted: [W]=WARN
[  198.157361][ T1776] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 198.157730][ T1776] 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) 
[ 198.158037][ T1776] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  198.159133][ T1776] RSP: 0018:ffffc90005336ef0 EFLAGS: 00010246
[  198.159513][ T1776] RAX: 0000000000000000 RBX: ffff88801143a000 RCX: 0000000000000001
[  198.159955][ T1776] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  198.160402][ T1776] RBP: ffffc90005336fd8 R08: 0000000000000000 R09: 0000000000000000
[  198.160840][ T1776] R10: ffffc90005337008 R11: ffffffff9f78d1e0 R12: 1ffff92000a66de2
[  198.161299][ T1776] R13: 00000000000005dc R14: ffffc90005337008 R15: ffff88801143af48
[  198.161740][ T1776] FS:  00007f190d877800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  198.162257][ T1776] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  198.162626][ T1776] CR2: 00000000004e59f8 CR3: 0000000010648005 CR4: 0000000000772ef0
[  198.163070][ T1776] PKRU: 55555554
[  198.163299][ T1776] Call Trace:
[  198.163519][ T1776]  <TASK>
[ 198.163671][ T1776] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 198.163968][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.164281][ T1776] netif_set_mtu (net/core/dev.c:9652) 
[ 198.164575][ T1776] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 198.164881][ T1776] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 198.165105][ T1776] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 198.165412][ T1776] br_add_if (net/bridge/br_if.c:697) 
[ 198.165645][ T1776] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 198.165941][ T1776] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 198.166246][ T1776] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 198.166543][ T1776] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 198.166912][ T1776] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 198.167212][ T1776] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 198.167508][ T1776] ? __kernel_text_address (kernel/extable.c:79) 
[ 198.167802][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.168116][ T1776] ? __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) 
[ 198.168411][ T1776] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 198.168773][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.169067][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.169367][ T1776] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 198.169659][ T1776] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 198.169952][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.170274][ T1776] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 198.170564][ T1776] ? __create_object (mm/kmemleak.c:771) 
[ 198.170856][ T1776] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 198.171166][ T1776] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 198.171463][ T1776] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 198.171826][ T1776] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 198.172142][ T1776] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 198.172442][ T1776] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 198.172737][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.173035][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.173339][ T1776] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 198.173629][ T1776] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 198.173921][ T1776] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 198.174222][ T1776] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 198.174516][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 198.174810][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.175127][ T1776] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 198.175424][ T1776] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 198.175720][ T1776] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 198.176026][ T1776] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 198.176325][ T1776] ? 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) 
[ 198.176619][ T1776] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 198.176912][ T1776] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 198.177213][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.177510][ T1776] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 198.177804][ T1776] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 198.178100][ T1776] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 198.178410][ T1776] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 198.178703][ T1776] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 198.178991][ T1776] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 198.179378][ T1776] ___sys_sendmsg (net/socket.c:2670) 
[ 198.179672][ T1776] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 198.179975][ T1776] ? __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) 
[ 198.180346][ T1776] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 198.180642][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.180940][ T1776] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 198.181254][ T1776] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 198.181551][ T1776] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 198.181845][ T1776] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 198.182150][ T1776] __sys_sendmsg (net/socket.c:2700) 
[ 198.182441][ T1776] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 198.182800][ T1776] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 198.183104][ T1776] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 198.183413][ T1776] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 198.183709][ T1776] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  198.184072][ T1776] RIP: 0033:0x7f190da441e7
[ 198.184379][ T1776] 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)
[  198.185424][ T1776] RSP: 002b:00007fff280c7df8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  198.185870][ T1776] RAX: ffffffffffffffda RBX: 00007fff280c8530 RCX: 00007f190da441e7
[  198.186312][ T1776] RDX: 0000000000000000 RSI: 00007fff280c7e60 RDI: 0000000000000005
[  198.186748][ T1776] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  198.187198][ T1776] R10: 0000000010441910 R11: 0000000000000246 R12: 0000000000000004
[  198.187642][ T1776] R13: 00000000686e7a7c R14: 0000000000499600 R15: 0000000000000000
| [  200.341015][ T1795] ------------[ cut here ]------------
| [ 200.341345][ T1795] WARNING: CPU: 1 PID: 1795 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) 
| [  200.341898][ T1795] Modules linked in:
| [  200.342702][ T1795] Tainted: [W]=WARN
[  200.342912][ T1795] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 200.343265][ T1795] 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) 
[ 200.343556][ T1795] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  200.344544][ T1795] RSP: 0018:ffffc90005407140 EFLAGS: 00010246
[  200.344891][ T1795] RAX: 0000000000000000 RBX: ffff888004c54000 RCX: 0000000000000001
[  200.345309][ T1795] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  200.345719][ T1795] RBP: ffffc90005407228 R08: ffff88800a37b800 R09: 0000000000000000
[  200.346141][ T1795] R10: ffffc900054075c8 R11: ffffffffa0073028 R12: 1ffff92000a80e2c
[  200.346552][ T1795] R13: 0000000000000578 R14: ffffc90005407880 R15: ffff88800d5c34e0
[  200.346960][ T1795] FS:  00007f53270c4800(0000) GS:ffff8880c4419000(0000) knlGS:0000000000000000
[  200.347461][ T1795] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  200.347814][ T1795] CR2: 00000000004e59f8 CR3: 00000000075c6002 CR4: 0000000000772ef0
[  200.348421][ T1795] PKRU: 55555554
[  200.348627][ T1795] Call Trace:
[  200.348831][ T1795]  <TASK>
[ 200.348970][ T1795] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.349565][ T1795] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 200.349839][ T1795] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.350137][ T1795] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 200.350418][ T1795] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 200.350689][ T1795] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 200.350964][ T1795] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 200.351268][ T1795] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 200.351617][ T1795] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 200.351889][ T1795] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 200.352171][ T1795] ? __kernel_text_address (kernel/extable.c:79) 
[ 200.352449][ T1795] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.352726][ T1795] ? __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) 
[ 200.353000][ T1795] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 200.353344][ T1795] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.353619][ T1795] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.353890][ T1795] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 200.354169][ T1795] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 200.354446][ T1795] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.354720][ T1795] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 200.354997][ T1795] ? __create_object (mm/kmemleak.c:771) 
[ 200.355287][ T1795] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 200.355573][ T1795] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 200.355848][ T1795] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 200.356207][ T1795] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 200.356492][ T1795] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 200.356773][ T1795] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 200.357044][ T1795] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.357332][ T1795] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.357609][ T1795] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 200.357879][ T1795] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.358163][ T1795] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 200.358438][ T1795] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 200.358722][ T1795] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 200.359001][ T1795] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.359297][ T1795] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 200.359579][ T1795] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 200.359852][ T1795] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 200.360145][ T1795] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 200.360420][ T1795] ? 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) 
[ 200.360701][ T1795] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 200.360978][ T1795] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 200.361267][ T1795] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.361548][ T1795] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 200.361829][ T1795] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 200.362103][ T1795] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 200.362399][ T1795] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 200.362677][ T1795] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 200.362951][ T1795] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 200.363322][ T1795] ___sys_sendmsg (net/socket.c:2670) 
[ 200.363596][ T1795] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 200.363867][ T1795] ? __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) 
[ 200.364215][ T1795] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 200.364494][ T1795] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.364775][ T1795] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 200.365055][ T1795] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 200.365337][ T1795] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 200.365612][ T1795] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 200.365893][ T1795] __sys_sendmsg (net/socket.c:2700) 
[ 200.366183][ T1795] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 200.366525][ T1795] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 200.366812][ T1795] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 200.367093][ T1795] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 200.367385][ T1795] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  200.367725][ T1795] RIP: 0033:0x7f53272911e7
[ 200.368007][ T1795] 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)
[  200.368994][ T1795] RSP: 002b:00007ffc9976ef68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  200.369417][ T1795] RAX: ffffffffffffffda RBX: 00007ffc9976f6a0 RCX: 00007f53272911e7
[  200.369828][ T1795] RDX: 0000000000000000 RSI: 00007ffc9976efd0 RDI: 0000000000000005
[  200.370245][ T1795] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  200.370660][ T1795] R10: 00007f532718e498 R11: 0000000000000246 R12: 0000000000000004
[  200.371070][ T1795] R13: 00000000686e7a7e R14: 0000000000499600 R15: 0000000000000000
| [  212.815946][ T1903] ------------[ cut here ]------------
| [ 212.816265][ T1903] WARNING: CPU: 3 PID: 1903 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) 
| [  212.816841][ T1903] Modules linked in:
| [  212.817839][ T1903] Tainted: [W]=WARN
[  212.818064][ T1903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 212.818629][ T1903] 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) 
[ 212.818936][ T1903] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  212.820171][ T1903] RSP: 0018:ffffc900058a6ef0 EFLAGS: 00010246
[  212.820548][ T1903] RAX: 0000000000000000 RBX: ffff888002aba000 RCX: 0000000000000001
[  212.820988][ T1903] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  212.821582][ T1903] RBP: ffffc900058a6fd8 R08: 0000000000000000 R09: 0000000000000000
[  212.822020][ T1903] R10: ffffc900058a7008 R11: ffffffff9f78d1e0 R12: 1ffff92000b14de2
[  212.822601][ T1903] R13: 00000000000005dc R14: ffffc900058a7008 R15: ffff888002abaf48
[  212.823044][ T1903] FS:  00007f97a1700800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  212.823866][ T1903] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  212.824449][ T1903] CR2: 00000000004e59f0 CR3: 0000000011638005 CR4: 0000000000772ef0
[  212.824893][ T1903] PKRU: 55555554
[  212.825122][ T1903] Call Trace:
[  212.825339][ T1903]  <TASK>
[ 212.825491][ T1903] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 212.825789][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.826095][ T1903] netif_set_mtu (net/core/dev.c:9652) 
[ 212.826397][ T1903] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 212.826706][ T1903] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 212.826932][ T1903] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 212.827237][ T1903] br_add_if (net/bridge/br_if.c:697) 
[ 212.827472][ T1903] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 212.827762][ T1903] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 212.828059][ T1903] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 212.828367][ T1903] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 212.828738][ T1903] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 212.829037][ T1903] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 212.829335][ T1903] ? __kernel_text_address (kernel/extable.c:79) 
[ 212.829633][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.829929][ T1903] ? __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) 
[ 212.830235][ T1903] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 212.830602][ T1903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.830897][ T1903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.831211][ T1903] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 212.831504][ T1903] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 212.831799][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.832096][ T1903] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 212.832395][ T1903] ? __create_object (mm/kmemleak.c:771) 
[ 212.832689][ T1903] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 212.832985][ T1903] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 212.833286][ T1903] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 212.833653][ T1903] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 212.833957][ T1903] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 212.834274][ T1903] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.834586][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.834885][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.835187][ T1903] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 212.835491][ T1903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 212.835785][ T1903] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.836080][ T1903] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 212.836398][ T1903] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 212.836696][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.836997][ T1903] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 212.837296][ T1903] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 212.837590][ T1903] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 212.837895][ T1903] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 212.838197][ T1903] ? 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) 
[ 212.838494][ T1903] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 212.838788][ T1903] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 212.839082][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.839390][ T1903] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 212.839686][ T1903] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 212.839980][ T1903] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 212.840285][ T1903] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 212.840583][ T1903] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 212.840873][ T1903] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 212.841271][ T1903] ___sys_sendmsg (net/socket.c:2670) 
[ 212.841562][ T1903] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 212.841852][ T1903] ? __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) 
[ 212.842225][ T1903] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 212.842523][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.842819][ T1903] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.843131][ T1903] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.843426][ T1903] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 212.843718][ T1903] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 212.844017][ T1903] __sys_sendmsg (net/socket.c:2700) 
[ 212.844315][ T1903] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 212.844677][ T1903] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 212.844983][ T1903] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.845282][ T1903] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 212.845577][ T1903] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  212.845939][ T1903] RIP: 0033:0x7f97a18cd1e7
[ 212.846251][ T1903] 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)
[  212.847527][ T1903] RSP: 002b:00007ffe2caa2cb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  212.847972][ T1903] RAX: ffffffffffffffda RBX: 00007ffe2caa33f0 RCX: 00007f97a18cd1e7
[  212.848418][ T1903] RDX: 0000000000000000 RSI: 00007ffe2caa2d20 RDI: 0000000000000005
[  212.849077][ T1903] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  212.849522][ T1903] R10: 00000000186ed910 R11: 0000000000000246 R12: 0000000000000004
[  212.849958][ T1903] R13: 00000000686e7a8b R14: 0000000000499600 R15: 0000000000000000
| [  212.980265][ T1904] ------------[ cut here ]------------
| [ 212.980567][ T1904] WARNING: CPU: 3 PID: 1904 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) 
| [  212.981160][ T1904] Modules linked in:
| [  212.981989][ T1904] Tainted: [W]=WARN
[  212.982945][ T1904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 212.983321][ T1904] 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) 
[ 212.983626][ T1904] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  212.984678][ T1904] RSP: 0018:ffffc900058b6ef0 EFLAGS: 00010246
[  212.985051][ T1904] RAX: 0000000000000000 RBX: ffff888002aba000 RCX: 0000000000000001
[  212.985496][ T1904] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  212.985937][ T1904] RBP: ffffc900058b6fd8 R08: 0000000000000000 R09: 0000000000000000
[  212.986382][ T1904] R10: ffffc900058b7008 R11: ffffffffa00ceab8 R12: 1ffff92000b16de2
[  212.986819][ T1904] R13: 00000000000005dc R14: ffffc900058b7008 R15: ffff888002abaf48
[  212.987265][ T1904] FS:  00007fdcd1b7f800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  212.987778][ T1904] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  212.988154][ T1904] CR2: 00000000004e59f8 CR3: 0000000011df9001 CR4: 0000000000772ef0
[  212.988594][ T1904] PKRU: 55555554
[  212.988814][ T1904] Call Trace:
[  212.989032][ T1904]  <TASK>
[ 212.989192][ T1904] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 212.989489][ T1904] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 212.989782][ T1904] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 212.990155][ T1904] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 212.990453][ T1904] netif_set_mtu (net/core/dev.c:9652) 
[ 212.990744][ T1904] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 212.991046][ T1904] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 212.991428][ T1904] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 212.991651][ T1904] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 212.991946][ T1904] br_add_if (net/bridge/br_if.c:697) 
[ 212.992205][ T1904] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 212.992498][ T1904] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 212.992795][ T1904] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 212.993092][ T1904] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 212.993473][ T1904] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 212.993764][ T1904] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 212.994053][ T1904] ? __kernel_text_address (kernel/extable.c:79) 
[ 212.994357][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.994653][ T1904] ? __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) 
[ 212.994948][ T1904] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 212.995316][ T1904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.995614][ T1904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 212.995905][ T1904] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 212.996207][ T1904] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 212.996503][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.996798][ T1904] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 212.997090][ T1904] ? __create_object (mm/kmemleak.c:771) 
[ 212.997396][ T1904] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 212.997690][ T1904] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 212.997983][ T1904] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 212.998353][ T1904] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 212.998657][ T1904] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 212.998954][ T1904] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 212.999261][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 212.999560][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 212.999851][ T1904] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 213.000148][ T1904] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.000444][ T1904] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.000735][ T1904] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 213.001031][ T1904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.001343][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.001642][ T1904] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 213.001933][ T1904] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.002234][ T1904] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 213.002540][ T1904] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 213.002831][ T1904] ? 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) 
[ 213.003139][ T1904] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 213.003434][ T1904] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 213.003726][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.004022][ T1904] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 213.004325][ T1904] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 213.004620][ T1904] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 213.004918][ T1904] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 213.005219][ T1904] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 213.005514][ T1904] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 213.005889][ T1904] ___sys_sendmsg (net/socket.c:2670) 
[ 213.006188][ T1904] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 213.006480][ T1904] ? __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) 
[ 213.006845][ T1904] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 213.007148][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.007449][ T1904] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.007749][ T1904] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.008040][ T1904] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 213.008339][ T1904] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.008640][ T1904] __sys_sendmsg (net/socket.c:2700) 
[ 213.008930][ T1904] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 213.009301][ T1904] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 213.009608][ T1904] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.009910][ T1904] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 213.010211][ T1904] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  213.010574][ T1904] RIP: 0033:0x7fdcd1d4c1e7
[ 213.010878][ T1904] 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)
[  213.011950][ T1904] RSP: 002b:00007fff5f306f78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  213.012401][ T1904] RAX: ffffffffffffffda RBX: 00007fff5f3076b0 RCX: 00007fdcd1d4c1e7
[  213.012841][ T1904] RDX: 0000000000000000 RSI: 00007fff5f306fe0 RDI: 0000000000000005
[  213.013285][ T1904] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  213.013732][ T1904] R10: 00000000285e0910 R11: 0000000000000246 R12: 0000000000000004
[  213.014181][ T1904] R13: 00000000686e7a8b R14: 0000000000499600 R15: 0000000000000000
| [  213.816102][ T1911] ------------[ cut here ]------------
| [ 213.816426][ T1911] WARNING: CPU: 3 PID: 1911 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) 
| [  213.817008][ T1911] Modules linked in:
| [  213.817843][ T1911] Tainted: [W]=WARN
[  213.818064][ T1911] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 213.818441][ T1911] 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) 
[ 213.818744][ T1911] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  213.819797][ T1911] RSP: 0018:ffffc90005906ef0 EFLAGS: 00010246
[  213.820176][ T1911] RAX: 0000000000000000 RBX: ffff88800c352000 RCX: 0000000000000001
[  213.820613][ T1911] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  213.821054][ T1911] RBP: ffffc90005906fd8 R08: 0000000000000000 R09: 0000000000000000
[  213.821514][ T1911] R10: ffffc90005907008 R11: ffffffff9f78d1e0 R12: 1ffff92000b20de2
[  213.821954][ T1911] R13: 00000000000005dc R14: ffffc90005907008 R15: ffff88800c352f48
[  213.822399][ T1911] FS:  00007fcaa7df2800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  213.822911][ T1911] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.823654][ T1911] CR2: 00000000004e59f0 CR3: 0000000011e56003 CR4: 0000000000772ef0
[  213.824097][ T1911] PKRU: 55555554
[  213.824503][ T1911] Call Trace:
[  213.824724][ T1911]  <TASK>
[ 213.824875][ T1911] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 213.825374][ T1911] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.825684][ T1911] netif_set_mtu (net/core/dev.c:9652) 
[ 213.825980][ T1911] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 213.826490][ T1911] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 213.826715][ T1911] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 213.827011][ T1911] br_add_if (net/bridge/br_if.c:697) 
[ 213.827395][ T1911] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 213.827688][ T1911] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 213.827983][ T1911] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 213.828345][ T1911] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 213.828715][ T1911] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 213.829013][ T1911] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 213.829311][ T1911] ? __kernel_text_address (kernel/extable.c:79) 
[ 213.829607][ T1911] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.829904][ T1911] ? __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) 
[ 213.830207][ T1911] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 213.830581][ T1911] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.830874][ T1911] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.831194][ T1911] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 213.831488][ T1911] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 213.831779][ T1911] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.832071][ T1911] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 213.832370][ T1911] ? __create_object (mm/kmemleak.c:771) 
[ 213.832665][ T1911] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 213.832961][ T1911] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 213.833261][ T1911] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 213.833627][ T1911] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 213.833925][ T1911] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 213.834231][ T1911] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.834525][ T1911] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.834822][ T1911] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.835133][ T1911] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 213.835441][ T1911] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.835736][ T1911] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.836027][ T1911] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 213.836330][ T1911] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.836629][ T1911] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.836927][ T1911] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 213.837225][ T1911] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.837525][ T1911] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 213.837829][ T1911] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 213.838131][ T1911] ? 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) 
[ 213.838427][ T1911] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 213.838725][ T1911] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 213.839017][ T1911] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.839332][ T1911] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 213.839634][ T1911] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 213.839927][ T1911] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 213.840235][ T1911] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 213.840536][ T1911] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 213.840828][ T1911] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 213.841215][ T1911] ___sys_sendmsg (net/socket.c:2670) 
[ 213.841507][ T1911] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 213.841799][ T1911] ? __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) 
[ 213.842174][ T1911] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 213.842471][ T1911] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.842766][ T1911] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.843066][ T1911] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.843376][ T1911] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 213.843677][ T1911] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.843982][ T1911] __sys_sendmsg (net/socket.c:2700) 
[ 213.844283][ T1911] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 213.844645][ T1911] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 213.844949][ T1911] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.845252][ T1911] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 213.845547][ T1911] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  213.845907][ T1911] RIP: 0033:0x7fcaa7fbf1e7
[ 213.846268][ T1911] 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)
[  213.847345][ T1911] RSP: 002b:00007fff1aac5cf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  213.847790][ T1911] RAX: ffffffffffffffda RBX: 00007fff1aac6430 RCX: 00007fcaa7fbf1e7
[  213.848239][ T1911] RDX: 0000000000000000 RSI: 00007fff1aac5d60 RDI: 0000000000000005
[  213.848678][ T1911] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  213.849126][ T1911] R10: 000000002751c910 R11: 0000000000000246 R12: 0000000000000004
[  213.849564][ T1911] R13: 00000000686e7a8c R14: 0000000000499600 R15: 0000000000000000
| [  213.969358][ T1912] ------------[ cut here ]------------
| [ 213.969663][ T1912] WARNING: CPU: 3 PID: 1912 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) 
| [  213.970248][ T1912] Modules linked in:
| [  213.971063][ T1912] Tainted: [W]=WARN
[  213.971309][ T1912] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 213.971676][ T1912] 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) 
[ 213.971979][ T1912] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  213.973029][ T1912] RSP: 0018:ffffc90005906ef0 EFLAGS: 00010246
[  213.973412][ T1912] RAX: 0000000000000000 RBX: ffff88800c352000 RCX: 0000000000000001
[  213.973851][ T1912] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  213.974298][ T1912] RBP: ffffc90005906fd8 R08: 0000000000000000 R09: 0000000000000000
[  213.974737][ T1912] R10: ffffc90005907008 R11: ffffffffa00ceab8 R12: 1ffff92000b20de2
[  213.975186][ T1912] R13: 00000000000005dc R14: ffffc90005907008 R15: ffff88800c352f48
[  213.975626][ T1912] FS:  00007f4f43f83800(0000) GS:ffff8880c4519000(0000) knlGS:0000000000000000
[  213.976147][ T1912] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.976518][ T1912] CR2: 00000000004e59f8 CR3: 0000000011e56006 CR4: 0000000000772ef0
[  213.976964][ T1912] PKRU: 55555554
[  213.977194][ T1912] Call Trace:
[  213.977414][ T1912]  <TASK>
[ 213.977566][ T1912] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 213.977865][ T1912] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 213.978168][ T1912] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 213.978547][ T1912] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 213.978844][ T1912] netif_set_mtu (net/core/dev.c:9652) 
[ 213.979145][ T1912] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 213.979454][ T1912] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 213.979822][ T1912] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 213.980045][ T1912] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 213.980351][ T1912] br_add_if (net/bridge/br_if.c:697) 
[ 213.980595][ T1912] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2949) 
[ 213.980887][ T1912] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 213.981201][ T1912] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 213.981503][ T1912] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 213.981878][ T1912] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 213.982178][ T1912] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 213.982471][ T1912] ? __kernel_text_address (kernel/extable.c:79) 
[ 213.982766][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.983062][ T1912] ? __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) 
[ 213.983365][ T1912] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 213.983734][ T1912] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.984027][ T1912] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.984328][ T1912] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 213.984623][ T1912] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 213.984917][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.985233][ T1912] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 213.985526][ T1912] ? __create_object (mm/kmemleak.c:771) 
[ 213.985821][ T1912] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 213.986125][ T1912] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 213.986420][ T1912] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 213.986781][ T1912] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 213.987081][ T1912] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 213.987387][ T1912] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.987682][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.987979][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.988284][ T1912] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 213.988578][ T1912] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.988873][ T1912] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.989174][ T1912] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 213.989472][ T1912] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.989772][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.990070][ T1912] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 213.990371][ T1912] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.990672][ T1912] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 213.990976][ T1912] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 213.991283][ T1912] ? 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) 
[ 213.991580][ T1912] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 213.991877][ T1912] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 213.992180][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.992484][ T1912] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 213.992783][ T1912] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 213.993078][ T1912] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 213.993387][ T1912] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 213.993684][ T1912] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 213.993976][ T1912] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 213.994361][ T1912] ___sys_sendmsg (net/socket.c:2670) 
[ 213.994659][ T1912] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 213.994955][ T1912] ? __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) 
[ 213.995327][ T1912] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 213.995623][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.995918][ T1912] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.996221][ T1912] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.996517][ T1912] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 213.996808][ T1912] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.997124][ T1912] __sys_sendmsg (net/socket.c:2700) 
[ 213.997415][ T1912] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 213.997777][ T1912] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 213.998082][ T1912] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.998388][ T1912] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 213.998681][ T1912] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  213.999043][ T1912] RIP: 0033:0x7f4f441501e7
[ 213.999359][ T1912] 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)
[  214.000419][ T1912] RSP: 002b:00007ffd3a750168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  214.000862][ T1912] RAX: ffffffffffffffda RBX: 00007ffd3a7508a0 RCX: 00007f4f441501e7
[  214.001324][ T1912] RDX: 0000000000000000 RSI: 00007ffd3a7501d0 RDI: 0000000000000005
[  214.001760][ T1912] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  214.002206][ T1912] R10: 000000002726b910 R11: 0000000000000246 R12: 0000000000000004
[  214.002645][ T1912] R13: 00000000686e7a8c R14: 0000000000499600 R15: 0000000000000000
| [  216.318569][ T1931] ------------[ cut here ]------------
| [ 216.319019][ T1931] WARNING: CPU: 2 PID: 1931 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) 
| [  216.319998][ T1931] Modules linked in:
| [  216.320813][ T1931] Tainted: [W]=WARN
[  216.321045][ T1931] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 216.321427][ T1931] 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) 
[ 216.321732][ T1931] Code: 00 00 8b 05 77 04 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 da fc 9b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 77 04 bc 02    	mov    0x2bc0477(%rip),%eax        # 0x2bc047f
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb c0 0c 00 00 	lea    0xcc0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 da fc 9b 00       	call   0x9bfcfb
  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
[  216.322745][ T1931] RSP: 0018:ffffc90005a17140 EFLAGS: 00010246
[  216.323118][ T1931] RAX: 0000000000000000 RBX: ffff88800ac91000 RCX: 0000000000000001
[  216.323546][ T1931] RDX: 0000000000000000 RSI: ffffffff9ed10751 RDI: ffffffff9e458280
[  216.323970][ T1931] RBP: ffffc90005a17228 R08: ffff88800c1d8800 R09: 0000000000000000
[  216.324406][ T1931] R10: ffffc90005a175c8 R11: ffffffffa0073028 R12: 1ffff92000b42e2c
[  216.324832][ T1931] R13: 0000000000000578 R14: ffffc90005a17880 R15: ffff888011afc760
[  216.325267][ T1931] FS:  00007faa69417800(0000) GS:ffff8880c4499000(0000) knlGS:0000000000000000
[  216.325774][ T1931] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  216.326148][ T1931] CR2: 00000000004e59f8 CR3: 000000000f521002 CR4: 0000000000772ef0
[  216.326579][ T1931] PKRU: 55555554
[  216.326802][ T1931] Call Trace:
[  216.327018][ T1931]  <TASK>
[ 216.327181][ T1931] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 216.327475][ T1931] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 216.327762][ T1931] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 216.328050][ T1931] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 216.328356][ T1931] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 216.328645][ T1931] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 216.328940][ T1931] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 216.329246][ T1931] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 216.329608][ T1931] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 216.329894][ T1931] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 216.330190][ T1931] ? __kernel_text_address (kernel/extable.c:79) 
[ 216.330489][ T1931] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 216.330780][ T1931] ? __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) 
[ 216.331068][ T1931] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 216.331444][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 216.331732][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 216.332019][ T1931] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 216.332325][ T1931] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 216.332613][ T1931] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 216.332900][ T1931] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 216.333194][ T1931] ? __create_object (mm/kmemleak.c:771) 
[ 216.333484][ T1931] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 216.333775][ T1931] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 216.334061][ T1931] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 216.334430][ T1931] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 216.334726][ T1931] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 216.335022][ T1931] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 216.335323][ T1931] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 216.335617][ T1931] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 216.335909][ T1931] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 216.336203][ T1931] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 216.336493][ T1931] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 216.336777][ T1931] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 216.337077][ T1931] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 216.337386][ T1931] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 216.337678][ T1931] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 216.337964][ T1931] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 216.338268][ T1931] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 216.338582][ T1931] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 216.338866][ T1931] ? 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) 
[ 216.339169][ T1931] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 216.339459][ T1931] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 216.339748][ T1931] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 216.340041][ T1931] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 216.340345][ T1931] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 216.340632][ T1931] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 216.340926][ T1931] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 216.341244][ T1931] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 216.341532][ T1931] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 216.341895][ T1931] ___sys_sendmsg (net/socket.c:2670) 
[ 216.342203][ T1931] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 216.342494][ T1931] ? __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) 
[ 216.342851][ T1931] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 216.343154][ T1931] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 216.343451][ T1931] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 216.343742][ T1931] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 216.344036][ T1931] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 216.344329][ T1931] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 216.344626][ T1931] __sys_sendmsg (net/socket.c:2700) 
[ 216.344912][ T1931] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 216.345274][ T1931] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 216.345575][ T1931] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 216.345865][ T1931] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 216.346162][ T1931] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  216.346516][ T1931] RIP: 0033:0x7faa695e41e7
[ 216.346809][ T1931] 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)
[  216.347813][ T1931] RSP: 002b:00007ffc9d1c16d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  216.348257][ T1931] RAX: ffffffffffffffda RBX: 00007ffc9d1c1e10 RCX: 00007faa695e41e7
[  216.348681][ T1931] RDX: 0000000000000000 RSI: 00007ffc9d1c1740 RDI: 0000000000000005
[  216.349115][ T1931] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  216.349540][ T1931] R10: 00007faa694e1498 R11: 0000000000000246 R12: 0000000000000004


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