======================================
| [   18.813968][  T292] eth1: renamed from r1h2
| [   22.444939][  T319] ------------[ cut here ]------------
| [ 22.445362][ T319] WARNING: CPU: 3 PID: 319 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) 
| [   22.445925][  T319] Modules linked in:
[   22.446741][  T319] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.447100][ T319] 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) 
[ 22.447396][ T319] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   22.448389][  T319] RSP: 0018:ffffc90000f27140 EFLAGS: 00010246
[   22.448745][  T319] RAX: 0000000000000000 RBX: ffff8880096e9000 RCX: 0000000000000001
[   22.449189][  T319] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   22.449613][  T319] RBP: ffffc90000f27228 R08: ffff88800d76a000 R09: 0000000000000000
[   22.450033][  T319] R10: ffffc90000f275c8 R11: ffffffff99873028 R12: 1ffff920001e4e2c
[   22.450463][  T319] R13: 0000000000000578 R14: ffffc90000f27880 R15: ffff88800bbec3e0
[   22.451069][  T319] FS:  00007fa1673d6800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[   22.451569][  T319] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.451928][  T319] CR2: 00000000004e59f8 CR3: 000000000a9ff002 CR4: 0000000000772ef0
[   22.452356][  T319] PKRU: 55555554
[   22.452565][  T319] Call Trace:
[   22.452779][  T319]  <TASK>
[ 22.452926][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.453228][ T319] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.453504][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.453785][ T319] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 22.454063][ T319] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 22.454352][ T319] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 22.454631][ T319] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 22.454924][ T319] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.455279][ T319] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.455561][ T319] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.455837][ T319] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.456139][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.456418][ T319] ? __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) 
[ 22.456692][ T319] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.457030][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.457321][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.457596][ T319] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.457871][ T319] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.458164][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.458439][ T319] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.458721][ T319] ? __create_object (mm/kmemleak.c:771) 
[ 22.458999][ T319] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.459293][ T319] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.459575][ T319] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.459917][ T319] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.460208][ T319] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.460500][ T319] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.460779][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.461058][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.461343][ T319] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.461614][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.461890][ T319] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.462187][ T319] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.462465][ T319] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.462745][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.463023][ T319] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.463317][ T319] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.463593][ T319] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.463879][ T319] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.464160][ T319] ? 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) 
[ 22.464436][ T319] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 22.464718][ T319] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.464992][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.465280][ T319] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.465558][ T319] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.465831][ T319] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.466122][ T319] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.466401][ T319] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.466672][ T319] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.467028][ T319] ___sys_sendmsg (net/socket.c:2670) 
[ 22.467308][ T319] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.467578][ T319] ? __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) 
[ 22.467921][ T319] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.468207][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.468484][ T319] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.468763][ T319] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.469038][ T319] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.469333][ T319] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.469617][ T319] __sys_sendmsg (net/socket.c:2700) 
[ 22.469889][ T319] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.470236][ T319] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.470522][ T319] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.470796][ T319] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.471082][ T319] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.471422][  T319] RIP: 0033:0x7fa1675a31e7
[ 22.471712][ T319] 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)
[   22.472701][  T319] RSP: 002b:00007ffcf058b2f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.473136][  T319] RAX: ffffffffffffffda RBX: 00007ffcf058ba30 RCX: 00007fa1675a31e7
[   22.473557][  T319] RDX: 0000000000000000 RSI: 00007ffcf058b360 RDI: 0000000000000005
[   22.473974][  T319] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   22.474395][  T319] R10: 00007fa1674a0498 R11: 0000000000000246 R12: 0000000000000004
[   22.474818][  T319] R13: 00000000686e264b R14: 0000000000499600 R15: 0000000000000000
| [   33.887224][  T423] ------------[ cut here ]------------
| [ 33.887566][ T423] WARNING: CPU: 3 PID: 423 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.889088][  T423] Modules linked in:
| [   33.889948][  T423] Tainted: [W]=WARN
[   33.890185][  T423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.890551][ T423] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.890866][ T423] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   33.891956][  T423] RSP: 0018:ffffc900013c7140 EFLAGS: 00010246
[   33.892337][  T423] RAX: 0000000000000000 RBX: ffff888009979000 RCX: 0000000000000001
[   33.892785][  T423] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   33.893247][  T423] RBP: ffffc900013c7228 R08: ffff88800b33e800 R09: 0000000000000000
[   33.893703][  T423] R10: ffffc900013c75c8 R11: ffffffff99873028 R12: 1ffff92000278e2c
[   33.894147][  T423] R13: 0000000000000578 R14: ffffc900013c7880 R15: ffff88800bac26e0
[   33.894587][  T423] FS:  00007f07171b0800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[   33.895115][  T423] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.895518][  T423] CR2: 00000000004e59f8 CR3: 000000000991a006 CR4: 0000000000772ef0
[   33.895971][  T423] PKRU: 55555554
[   33.896204][  T423] Call Trace:
[   33.896428][  T423]  <TASK>
[ 33.896585][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.896886][ T423] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.897185][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.897484][ T423] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 33.897776][ T423] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 33.898098][ T423] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 33.898428][ T423] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 33.898742][ T423] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.899118][ T423] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.899422][ T423] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.899713][ T423] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.900004][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.900310][ T423] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.900600][ T423] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.900965][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.901267][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.901562][ T423] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.901851][ T423] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.902154][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.902447][ T423] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.902735][ T423] ? __create_object (mm/kmemleak.c:771) 
[ 33.903025][ T423] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.903323][ T423] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.903623][ T423] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.903984][ T423] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.904290][ T423] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.904587][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.904878][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.905178][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.905468][ T423] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.905755][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.906048][ T423] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.906345][ T423] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.906637][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.906931][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.907233][ T423] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.907524][ T423] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.907814][ T423] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.908130][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.908420][ T423] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.908712][ T423] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 33.909002][ T423] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.909322][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.909619][ T423] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.909912][ T423] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.910215][ T423] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.910515][ T423] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.910811][ T423] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.911111][ T423] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.911501][ T423] ___sys_sendmsg (net/socket.c:2670) 
[ 33.911790][ T423] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.912092][ T423] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.912468][ T423] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.912766][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.913063][ T423] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.913378][ T423] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.913695][ T423] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.914000][ T423] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.914313][ T423] __sys_sendmsg (net/socket.c:2700) 
[ 33.914608][ T423] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.914981][ T423] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.915310][ T423] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.915604][ T423] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.915897][ T423] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.916266][  T423] RIP: 0033:0x7f071737d1e7
[ 33.916565][ T423] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.917611][  T423] RSP: 002b:00007ffd0bf29188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.918059][  T423] RAX: ffffffffffffffda RBX: 00007ffd0bf298c0 RCX: 00007f071737d1e7
[   33.918530][  T423] RDX: 0000000000000000 RSI: 00007ffd0bf291f0 RDI: 0000000000000005
[   33.918991][  T423] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   33.919448][  T423] R10: 00007f071727a498 R11: 0000000000000246 R12: 0000000000000004
[   33.919883][  T423] R13: 00000000686e2657 R14: 0000000000499600 R15: 0000000000000000
| [   46.383661][  T529] ------------[ cut here ]------------
| [ 46.384011][ T529] WARNING: CPU: 3 PID: 529 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) 
| [   46.384605][  T529] Modules linked in:
| [   46.385427][  T529] Tainted: [W]=WARN
[   46.385648][  T529] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 46.386011][ T529] 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) 
[ 46.386322][ T529] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   46.387374][  T529] RSP: 0018:ffffc90001877140 EFLAGS: 00010246
[   46.387745][  T529] RAX: 0000000000000000 RBX: ffff88800f57c000 RCX: 0000000000000001
[   46.388191][  T529] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   46.388632][  T529] RBP: ffffc90001877228 R08: ffff88800e223800 R09: 0000000000000000
[   46.389070][  T529] R10: ffffc900018775c8 R11: ffffffff99873028 R12: 1ffff9200030ee2c
[   46.389536][  T529] R13: 0000000000000578 R14: ffffc90001877880 R15: ffff88800edfe6e0
[   46.389974][  T529] FS:  00007f93be9d0800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[   46.390496][  T529] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   46.390868][  T529] CR2: 00000000004e59f8 CR3: 0000000004ea8004 CR4: 0000000000772ef0
[   46.391325][  T529] PKRU: 55555554
[   46.391545][  T529] Call Trace:
[   46.391761][  T529]  <TASK>
[ 46.391910][ T529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.392221][ T529] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 46.392516][ T529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.392813][ T529] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 46.393124][ T529] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 46.393417][ T529] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 46.393712][ T529] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 46.394008][ T529] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 46.394392][ T529] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 46.394683][ T529] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 46.394973][ T529] ? __kernel_text_address (kernel/extable.c:79) 
[ 46.395274][ T529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.395569][ T529] ? __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) 
[ 46.395869][ T529] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 46.396250][ T529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.396546][ T529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.396836][ T529] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 46.397142][ T529] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 46.397436][ T529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.397727][ T529] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 46.398013][ T529] ? __create_object (mm/kmemleak.c:771) 
[ 46.398320][ T529] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 46.398621][ T529] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 46.398912][ T529] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 46.399303][ T529] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 46.399616][ T529] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 46.399912][ T529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.400211][ T529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.400510][ T529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.400803][ T529] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 46.401099][ T529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.401394][ T529] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 46.401686][ T529] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 46.401985][ T529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.402292][ T529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.402589][ T529] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 46.402883][ T529] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 46.403201][ T529] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 46.403504][ T529] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 46.403796][ T529] ? 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) 
[ 46.404112][ T529] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 46.404415][ T529] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 46.404703][ T529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.404999][ T529] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 46.405304][ T529] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 46.405595][ T529] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 46.405892][ T529] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 46.406201][ T529] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 46.406494][ T529] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 46.406867][ T529] ___sys_sendmsg (net/socket.c:2670) 
[ 46.407164][ T529] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 46.407453][ T529] ? __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) 
[ 46.407816][ T529] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 46.408119][ T529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.408416][ T529] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 46.408711][ T529] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 46.409002][ T529] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 46.409314][ T529] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 46.409615][ T529] __sys_sendmsg (net/socket.c:2700) 
[ 46.409906][ T529] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 46.410279][ T529] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 46.410591][ T529] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 46.410891][ T529] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 46.411193][ T529] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   46.411552][  T529] RIP: 0033:0x7f93beb9d1e7
[ 46.411853][ T529] 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)
[   46.412908][  T529] RSP: 002b:00007ffd7b4b0bf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   46.413360][  T529] RAX: ffffffffffffffda RBX: 00007ffd7b4b1330 RCX: 00007f93beb9d1e7
[   46.413790][  T529] RDX: 0000000000000000 RSI: 00007ffd7b4b0c60 RDI: 0000000000000005
[   46.414236][  T529] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   46.414678][  T529] R10: 00007f93bea9a498 R11: 0000000000000246 R12: 0000000000000004
[   46.415123][  T529] R13: 00000000686e2663 R14: 0000000000499600 R15: 0000000000000000
| [   58.189622][  T632] ------------[ cut here ]------------
| [ 58.189951][ T632] WARNING: CPU: 0 PID: 632 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) 
| [   58.190557][  T632] Modules linked in:
| [   58.191393][  T632] Tainted: [W]=WARN
[   58.191618][  T632] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 58.191983][ T632] 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) 
[ 58.192299][ T632] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   58.193830][  T632] RSP: 0018:ffffc90001d27140 EFLAGS: 00010246
[   58.194201][  T632] RAX: 0000000000000000 RBX: ffff88800e099000 RCX: 0000000000000001
[   58.194645][  T632] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   58.195088][  T632] RBP: ffffc90001d27228 R08: ffff88800d226800 R09: 0000000000000000
[   58.195526][  T632] R10: ffffc90001d275c8 R11: ffffffff99873028 R12: 1ffff920003a4e2c
[   58.195967][  T632] R13: 0000000000000578 R14: ffffc90001d27880 R15: ffff88800d5483e0
[   58.196409][  T632] FS:  00007f09e893f800(0000) GS:ffff8880d2399000(0000) knlGS:0000000000000000
[   58.196921][  T632] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   58.197320][  T632] CR2: 00000000004e59f8 CR3: 000000000f85f005 CR4: 0000000000772ef0
[   58.197763][  T632] PKRU: 55555554
[   58.197980][  T632] Call Trace:
[   58.198207][  T632]  <TASK>
[ 58.198358][ T632] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.198663][ T632] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 58.198955][ T632] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.199264][ T632] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 58.199563][ T632] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 58.199855][ T632] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 58.200165][ T632] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 58.200468][ T632] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 58.200838][ T632] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 58.201136][ T632] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 58.201426][ T632] ? __kernel_text_address (kernel/extable.c:79) 
[ 58.201721][ T632] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.202019][ T632] ? __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) 
[ 58.202317][ T632] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 58.202683][ T632] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.202976][ T632] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.203274][ T632] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 58.203566][ T632] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 58.203864][ T632] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.204161][ T632] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 58.204450][ T632] ? __create_object (mm/kmemleak.c:771) 
[ 58.204744][ T632] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 58.205037][ T632] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 58.205343][ T632] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 58.205709][ T632] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 58.206006][ T632] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 58.206313][ T632] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 58.206608][ T632] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.206913][ T632] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.207214][ T632] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 58.207503][ T632] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.207795][ T632] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 58.208107][ T632] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 58.208403][ T632] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 58.208698][ T632] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.208997][ T632] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 58.209311][ T632] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 58.209606][ T632] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 58.209909][ T632] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 58.210205][ T632] ? 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) 
[ 58.210499][ T632] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 58.210793][ T632] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 58.211095][ T632] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.211392][ T632] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 58.211686][ T632] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 58.211979][ T632] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 58.212373][ T632] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 58.212656][ T632] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 58.212926][ T632] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 58.213292][ T632] ___sys_sendmsg (net/socket.c:2670) 
[ 58.213568][ T632] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 58.213840][ T632] ? __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) 
[ 58.214190][ T632] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 58.214469][ T632] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.214747][ T632] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 58.215026][ T632] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 58.215310][ T632] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 58.215589][ T632] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 58.215872][ T632] __sys_sendmsg (net/socket.c:2700) 
[ 58.216154][ T632] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 58.216492][ T632] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 58.216780][ T632] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 58.217052][ T632] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 58.217337][ T632] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   58.217680][  T632] RIP: 0033:0x7f09e8b0c1e7
[ 58.217963][ T632] 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)
[   58.218952][  T632] RSP: 002b:00007ffeafa211b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   58.219390][  T632] RAX: ffffffffffffffda RBX: 00007ffeafa218f0 RCX: 00007f09e8b0c1e7
[   58.219804][  T632] RDX: 0000000000000000 RSI: 00007ffeafa21220 RDI: 0000000000000005
[   58.220225][  T632] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   58.220637][  T632] R10: 00007f09e8a09498 R11: 0000000000000246 R12: 0000000000000004
[   58.221051][  T632] R13: 00000000686e266f R14: 0000000000499600 R15: 0000000000000000
| [   72.383372][  T736] ------------[ cut here ]------------
| [ 72.383685][ T736] WARNING: CPU: 1 PID: 736 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) 
| [   72.384376][  T736] Modules linked in:
| [   72.385282][  T736] Tainted: [W]=WARN
[   72.385491][  T736] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 72.385838][ T736] 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) 
[ 72.386258][ T736] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   72.387399][  T736] RSP: 0018:ffffc90002117140 EFLAGS: 00010246
[   72.387749][  T736] RAX: 0000000000000000 RBX: ffff888010d54000 RCX: 0000000000000001
[   72.388320][  T736] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   72.388730][  T736] RBP: ffffc90002117228 R08: ffff8880099bb800 R09: 0000000000000000
[   72.389280][  T736] R10: ffffc900021175c8 R11: ffffffff99873028 R12: 1ffff92000422e2c
[   72.389698][  T736] R13: 0000000000000578 R14: ffffc90002117880 R15: ffff88800d24ce60
[   72.390176][  T736] FS:  00007f9fe7e6a800(0000) GS:ffff8880d2419000(0000) knlGS:0000000000000000
[   72.390660][  T736] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   72.391003][  T736] CR2: 00000000004e59f8 CR3: 000000000e516003 CR4: 0000000000772ef0
[   72.391454][  T736] PKRU: 55555554
[   72.391662][  T736] Call Trace:
[   72.391866][  T736]  <TASK>
[ 72.392009][ T736] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.392301][ T736] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 72.392572][ T736] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 72.392848][ T736] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 72.393149][ T736] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 72.393424][ T736] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 72.393702][ T736] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 72.393982][ T736] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 72.394346][ T736] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 72.394622][ T736] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 72.394900][ T736] ? __kernel_text_address (kernel/extable.c:79) 
[ 72.395195][ T736] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.395477][ T736] ? __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) 
[ 72.395751][ T736] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 72.396104][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 72.396383][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 72.396663][ T736] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 72.396935][ T736] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 72.397219][ T736] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.397492][ T736] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 72.397761][ T736] ? __create_object (mm/kmemleak.c:771) 
[ 72.398035][ T736] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 72.398320][ T736] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 72.398609][ T736] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 72.398949][ T736] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 72.399247][ T736] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 72.399548][ T736] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 72.399826][ T736] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.400113][ T736] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.400390][ T736] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 72.400661][ T736] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 72.400943][ T736] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 72.401226][ T736] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 72.401503][ T736] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 72.401784][ T736] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.402063][ T736] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 72.402352][ T736] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 72.402630][ T736] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 72.402919][ T736] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 72.403207][ T736] ? 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) 
[ 72.403488][ T736] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 72.403768][ T736] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 72.404041][ T736] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.404328][ T736] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 72.404606][ T736] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 72.404884][ T736] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 72.405186][ T736] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 72.405463][ T736] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 72.405736][ T736] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 72.406100][ T736] ___sys_sendmsg (net/socket.c:2670) 
[ 72.406379][ T736] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 72.406651][ T736] ? __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) 
[ 72.406996][ T736] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 72.407289][ T736] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.407575][ T736] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 72.407856][ T736] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 72.408140][ T736] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 72.408416][ T736] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 72.408698][ T736] __sys_sendmsg (net/socket.c:2700) 
[ 72.408972][ T736] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 72.409344][ T736] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 72.409637][ T736] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 72.409914][ T736] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 72.410201][ T736] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   72.410544][  T736] RIP: 0033:0x7f9fe80371e7
[ 72.410830][ T736] 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)
[   72.411838][  T736] RSP: 002b:00007ffdbd32a678 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   72.412263][  T736] RAX: ffffffffffffffda RBX: 00007ffdbd32adb0 RCX: 00007f9fe80371e7
[   72.412675][  T736] RDX: 0000000000000000 RSI: 00007ffdbd32a6e0 RDI: 0000000000000005
[   72.413098][  T736] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   72.413508][  T736] R10: 00007f9fe7f34498 R11: 0000000000000246 R12: 0000000000000004
[   72.413930][  T736] R13: 00000000686e267d R14: 0000000000499600 R15: 0000000000000000
| [   85.535447][  T843] ------------[ cut here ]------------
| [ 85.535753][ T843] WARNING: CPU: 0 PID: 843 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) 
| [   85.536792][  T843] Modules linked in:
| [   85.537572][  T843] Tainted: [W]=WARN
[   85.537781][  T843] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 85.538131][ T843] 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) 
[ 85.538412][ T843] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   85.539419][  T843] RSP: 0018:ffffc90002677140 EFLAGS: 00010246
[   85.539767][  T843] RAX: 0000000000000000 RBX: ffff888010d44000 RCX: 0000000000000001
[   85.540187][  T843] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   85.540605][  T843] RBP: ffffc90002677228 R08: ffff888009f15000 R09: 0000000000000000
[   85.541016][  T843] R10: ffffc900026775c8 R11: ffffffff99873028 R12: 1ffff920004cee2c
[   85.541437][  T843] R13: 0000000000000578 R14: ffffc90002677880 R15: ffff88800b8326e0
[   85.541851][  T843] FS:  00007fd8d342d800(0000) GS:ffff8880d2399000(0000) knlGS:0000000000000000
[   85.542338][  T843] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   85.542686][  T843] CR2: 00000000004e59f8 CR3: 0000000011070002 CR4: 0000000000772ef0
[   85.543111][  T843] PKRU: 55555554
[   85.543318][  T843] Call Trace:
[   85.543522][  T843]  <TASK>
[ 85.543663][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 85.543945][ T843] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 85.544229][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 85.544506][ T843] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 85.544782][ T843] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 85.545055][ T843] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 85.545341][ T843] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 85.545621][ T843] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 85.545970][ T843] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 85.546252][ T843] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 85.546525][ T843] ? __kernel_text_address (kernel/extable.c:79) 
[ 85.546803][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 85.547088][ T843] ? __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) 
[ 85.547363][ T843] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 85.547704][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 85.547979][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 85.548269][ T843] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 85.548548][ T843] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 85.548822][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 85.549102][ T843] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 85.549387][ T843] ? __create_object (mm/kmemleak.c:771) 
[ 85.549662][ T843] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 85.549936][ T843] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 85.550217][ T843] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 85.550555][ T843] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 85.550838][ T843] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 85.551125][ T843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 85.551398][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 85.551679][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 85.551952][ T843] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 85.552231][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 85.552509][ T843] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 85.552782][ T843] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 85.553060][ T843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 85.553350][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 85.553632][ T843] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 85.553905][ T843] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 85.554187][ T843] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 85.554475][ T843] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 85.554747][ T843] ? 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) 
[ 85.555026][ T843] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 85.555323][ T843] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 85.555601][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 85.555881][ T843] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 85.556170][ T843] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 85.556448][ T843] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 85.556730][ T843] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 85.557011][ T843] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 85.557293][ T843] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 85.557653][ T843] ___sys_sendmsg (net/socket.c:2670) 
[ 85.557928][ T843] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 85.558209][ T843] ? __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) 
[ 85.558554][ T843] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 85.558832][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 85.559122][ T843] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 85.559411][ T843] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 85.559684][ T843] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 85.559957][ T843] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 85.560266][ T843] __sys_sendmsg (net/socket.c:2700) 
[ 85.560538][ T843] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 85.560877][ T843] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 85.561175][ T843] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 85.561450][ T843] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 85.561724][ T843] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   85.562061][  T843] RIP: 0033:0x7fd8d35fa1e7
[ 85.562352][ T843] 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)
[   85.563338][  T843] RSP: 002b:00007ffc08028c98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   85.563754][  T843] RAX: ffffffffffffffda RBX: 00007ffc080293d0 RCX: 00007fd8d35fa1e7
[   85.564170][  T843] RDX: 0000000000000000 RSI: 00007ffc08028d00 RDI: 0000000000000005
[   85.564579][  T843] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[   85.564990][  T843] R10: 00007fd8d34f7498 R11: 0000000000000246 R12: 0000000000000004
[   85.565408][  T843] R13: 00000000686e268a R14: 0000000000499600 R15: 0000000000000000
| [   98.044774][  T941] ------------[ cut here ]------------
| [ 98.045177][ T941] WARNING: CPU: 2 PID: 941 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) 
| [   98.045859][  T941] Modules linked in:
| [   98.046843][  T941] Tainted: [W]=WARN
[   98.047132][  T941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.047569][ T941] 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) 
[ 98.047934][ T941] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   98.049150][  T941] RSP: 0018:ffffc90002a86ef0 EFLAGS: 00010246
[   98.049606][  T941] RAX: 0000000000000000 RBX: ffff88801148a000 RCX: 0000000000000001
[   98.050131][  T941] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   98.050645][  T941] RBP: ffffc90002a86fd8 R08: 0000000000000000 R09: 0000000000000000
[   98.051177][  T941] R10: ffffc90002a87008 R11: ffffffff98f8d1e0 R12: 1ffff92000550de2
[   98.051695][  T941] R13: 00000000000005dc R14: ffffc90002a87008 R15: ffff88801148af48
[   98.052220][  T941] FS:  00007f31a17b9800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[   98.052824][  T941] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.053283][  T941] CR2: 00000000004e59f0 CR3: 0000000010efa005 CR4: 0000000000772ef0
[   98.053804][  T941] PKRU: 55555554
[   98.054221][  T941] Call Trace:
[   98.054621][  T941]  <TASK>
[ 98.054939][ T941] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 98.055426][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.055793][ T941] netif_set_mtu (net/core/dev.c:9652) 
[ 98.056161][ T941] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 98.056528][ T941] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 98.056802][ T941] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 98.057180][ T941] br_add_if (net/bridge/br_if.c:697) 
[ 98.057468][ T941] do_set_master (net/core/rtnetlink.c:2948) 
[ 98.057815][ T941] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 98.058182][ T941] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 98.058540][ T941] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 98.058977][ T941] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 98.059351][ T941] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 98.059709][ T941] ? __kernel_text_address (kernel/extable.c:79) 
[ 98.060064][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.060449][ T941] ? __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) 
[ 98.060802][ T941] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 98.061258][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.061613][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.061960][ T941] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 98.062320][ T941] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 98.062672][ T941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.063021][ T941] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 98.063383][ T941] ? __create_object (mm/kmemleak.c:771) 
[ 98.063734][ T941] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 98.064097][ T941] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 98.064449][ T941] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 98.064880][ T941] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 98.065262][ T941] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 98.065631][ T941] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.065981][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.066354][ T941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.066706][ T941] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 98.067064][ T941] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.067429][ T941] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.067783][ T941] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 98.068146][ T941] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.068503][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.068857][ T941] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 98.069229][ T941] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.069605][ T941] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 98.069990][ T941] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 98.070354][ T941] ? 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) 
[ 98.070709][ T941] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 98.071062][ T941] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 98.071423][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.071780][ T941] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 98.072144][ T941] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 98.072502][ T941] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 98.072859][ T941] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 98.073232][ T941] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 98.073584][ T941] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 98.074025][ T941] ___sys_sendmsg (net/socket.c:2670) 
[ 98.074385][ T941] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 98.074733][ T941] ? __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) 
[ 98.075183][ T941] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 98.075538][ T941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.075892][ T941] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.076258][ T941] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.076609][ T941] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 98.076956][ T941] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.077335][ T941] __sys_sendmsg (net/socket.c:2700) 
[ 98.077700][ T941] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 98.078143][ T941] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 98.078506][ T941] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.078855][ T941] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 98.079214][ T941] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   98.079658][  T941] RIP: 0033:0x7f31a19861e7
[ 98.080016][ T941] 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)
[   98.081248][  T941] RSP: 002b:00007fff060a52b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   98.081776][  T941] RAX: ffffffffffffffda RBX: 00007fff060a59f0 RCX: 00007f31a19861e7
[   98.082300][  T941] RDX: 0000000000000000 RSI: 00007fff060a5320 RDI: 0000000000000005
[   98.082820][  T941] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   98.083342][  T941] R10: 0000000032309910 R11: 0000000000000246 R12: 0000000000000004
[   98.083854][  T941] R13: 00000000686e2697 R14: 0000000000499600 R15: 0000000000000000
| [   98.206524][  T942] ------------[ cut here ]------------
| [ 98.206836][ T942] WARNING: CPU: 0 PID: 942 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) 
| [   98.207458][  T942] Modules linked in:
| [   98.208331][  T942] Tainted: [W]=WARN
[   98.208568][  T942] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 98.208962][ T942] 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) 
[ 98.209290][ T942] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   98.211575][  T942] RSP: 0018:ffffc90002a86ef0 EFLAGS: 00010246
[   98.211961][  T942] RAX: 0000000000000000 RBX: ffff88801148a000 RCX: 0000000000000001
[   98.212442][  T942] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   98.212914][  T942] RBP: ffffc90002a86fd8 R08: 0000000000000000 R09: 0000000000000000
[   98.213389][  T942] R10: ffffc90002a87008 R11: ffffffff998ceab8 R12: 1ffff92000550de2
[   98.213855][  T942] R13: 00000000000005dc R14: ffffc90002a87008 R15: ffff88801148af48
[   98.214342][  T942] FS:  00007fbc02889800(0000) GS:ffff8880d2399000(0000) knlGS:0000000000000000
[   98.214892][  T942] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   98.215292][  T942] CR2: 00000000004e59f8 CR3: 000000000d629005 CR4: 0000000000772ef0
[   98.215761][  T942] PKRU: 55555554
[   98.215994][  T942] Call Trace:
[   98.216240][  T942]  <TASK>
[ 98.216402][ T942] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 98.216716][ T942] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 98.217026][ T942] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 98.217422][ T942] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 98.217736][ T942] netif_set_mtu (net/core/dev.c:9652) 
[ 98.218045][ T942] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 98.218387][ T942] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 98.218783][ T942] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 98.219019][ T942] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 98.219348][ T942] br_add_if (net/bridge/br_if.c:697) 
[ 98.219596][ T942] do_set_master (net/core/rtnetlink.c:2948) 
[ 98.219906][ T942] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 98.220229][ T942] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 98.220548][ T942] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 98.220945][ T942] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 98.221276][ T942] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 98.221586][ T942] ? __kernel_text_address (kernel/extable.c:79) 
[ 98.221901][ T942] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.222231][ T942] ? __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) 
[ 98.222553][ T942] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 98.222944][ T942] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.223263][ T942] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.223573][ T942] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 98.223885][ T942] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 98.224204][ T942] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.224515][ T942] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 98.224825][ T942] ? __create_object (mm/kmemleak.c:771) 
[ 98.225144][ T942] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 98.225460][ T942] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 98.225771][ T942] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 98.226174][ T942] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 98.226499][ T942] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 98.226818][ T942] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.227137][ T942] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.227455][ T942] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.227766][ T942] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 98.228092][ T942] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.228409][ T942] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 98.228716][ T942] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 98.229027][ T942] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.229358][ T942] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.229675][ T942] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 98.229984][ T942] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 98.230320][ T942] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 98.230643][ T942] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 98.230951][ T942] ? 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) 
[ 98.231271][ T942] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 98.231585][ T942] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 98.231894][ T942] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.232217][ T942] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 98.232539][ T942] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 98.232851][ T942] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 98.233175][ T942] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 98.233489][ T942] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 98.233797][ T942] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 98.234208][ T942] ___sys_sendmsg (net/socket.c:2670) 
[ 98.234527][ T942] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 98.234839][ T942] ? __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) 
[ 98.235233][ T942] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 98.235549][ T942] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.235861][ T942] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 98.236183][ T942] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 98.236497][ T942] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 98.236807][ T942] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 98.237132][ T942] __sys_sendmsg (net/socket.c:2700) 
[ 98.237443][ T942] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 98.237828][ T942] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 98.238166][ T942] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 98.238481][ T942] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 98.238797][ T942] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   98.239187][  T942] RIP: 0033:0x7fbc02a561e7
[ 98.239515][ T942] 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)
[   98.240636][  T942] RSP: 002b:00007ffd6ec0d008 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   98.241110][  T942] RAX: ffffffffffffffda RBX: 00007ffd6ec0d740 RCX: 00007fbc02a561e7
[   98.241573][  T942] RDX: 0000000000000000 RSI: 00007ffd6ec0d070 RDI: 0000000000000005
[   98.242039][  T942] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   98.242518][  T942] R10: 000000003de60910 R11: 0000000000000246 R12: 0000000000000004
[   98.242993][  T942] R13: 00000000686e2697 R14: 0000000000499600 R15: 0000000000000000
| [   99.053339][  T949] ------------[ cut here ]------------
| [ 99.053647][ T949] WARNING: CPU: 3 PID: 949 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) 
| [   99.054278][  T949] Modules linked in:
| [   99.055162][  T949] Tainted: [W]=WARN
[   99.055413][  T949] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.055803][ T949] 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) 
[ 99.056137][ T949] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   99.057252][  T949] RSP: 0018:ffffc90002aa6ef0 EFLAGS: 00010246
[   99.057649][  T949] RAX: 0000000000000000 RBX: ffff888011462000 RCX: 0000000000000001
[   99.058126][  T949] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   99.058593][  T949] RBP: ffffc90002aa6fd8 R08: 0000000000000000 R09: 0000000000000000
[   99.059060][  T949] R10: ffffc90002aa7008 R11: ffffffff98f8d1e0 R12: 1ffff92000554de2
[   99.059541][  T949] R13: 00000000000005dc R14: ffffc90002aa7008 R15: ffff888011462f48
[   99.060012][  T949] FS:  00007fb2225d8800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[   99.060767][  T949] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.061290][  T949] CR2: 00000000004e59f0 CR3: 00000000054c0004 CR4: 0000000000772ef0
[   99.061748][  T949] PKRU: 55555554
[   99.061982][  T949] Call Trace:
[   99.062353][  T949]  <TASK>
[ 99.062509][ T949] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 99.062822][ T949] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.063282][ T949] netif_set_mtu (net/core/dev.c:9652) 
[ 99.063583][ T949] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 99.063908][ T949] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 99.064164][ T949] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 99.064482][ T949] br_add_if (net/bridge/br_if.c:697) 
[ 99.064729][ T949] do_set_master (net/core/rtnetlink.c:2948) 
[ 99.065039][ T949] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 99.065368][ T949] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 99.065685][ T949] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 99.066092][ T949] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 99.066406][ T949] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 99.066719][ T949] ? __kernel_text_address (kernel/extable.c:79) 
[ 99.067033][ T949] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.067360][ T949] ? __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) 
[ 99.067675][ T949] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 99.068060][ T949] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.068389][ T949] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.068702][ T949] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 99.069012][ T949] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 99.069336][ T949] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.069650][ T949] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 99.069961][ T949] ? __create_object (mm/kmemleak.c:771) 
[ 99.070284][ T949] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 99.070597][ T949] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 99.070908][ T949] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 99.071301][ T949] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 99.071623][ T949] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 99.071938][ T949] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.072267][ T949] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.072590][ T949] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.072900][ T949] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 99.073232][ T949] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.073546][ T949] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.073855][ T949] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 99.074178][ T949] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.074493][ T949] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.074815][ T949] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 99.075134][ T949] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.075449][ T949] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 99.075773][ T949] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 99.076105][ T949] ? 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) 
[ 99.076428][ T949] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 99.076745][ T949] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 99.077060][ T949] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.077387][ T949] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 99.077702][ T949] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 99.078017][ T949] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 99.078344][ T949] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 99.078667][ T949] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 99.078976][ T949] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 99.079398][ T949] ___sys_sendmsg (net/socket.c:2670) 
[ 99.079709][ T949] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 99.080020][ T949] ? __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) 
[ 99.080426][ T949] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 99.080743][ T949] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.081061][ T949] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.081386][ T949] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.081702][ T949] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 99.082013][ T949] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.082342][ T949] __sys_sendmsg (net/socket.c:2700) 
[ 99.082661][ T949] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 99.083046][ T949] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 99.083380][ T949] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.083693][ T949] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 99.084008][ T949] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   99.084412][  T949] RIP: 0033:0x7fb2227a51e7
[ 99.084733][ T949] 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)
[   99.085854][  T949] RSP: 002b:00007ffdd3280758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   99.086341][  T949] RAX: ffffffffffffffda RBX: 00007ffdd3280e90 RCX: 00007fb2227a51e7
[   99.086812][  T949] RDX: 0000000000000000 RSI: 00007ffdd32807c0 RDI: 0000000000000005
[   99.087324][  T949] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   99.087790][  T949] R10: 0000000037f0f910 R11: 0000000000000246 R12: 0000000000000004
[   99.088277][  T949] R13: 00000000686e2698 R14: 0000000000499600 R15: 0000000000000000
| [   99.229004][  T950] ------------[ cut here ]------------
| [ 99.229811][ T950] WARNING: CPU: 2 PID: 950 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) 
| [   99.230668][  T950] Modules linked in:
| [   99.231752][  T950] Tainted: [W]=WARN
[   99.232024][  T950] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 99.232479][ T950] 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) 
[ 99.232851][ T950] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[   99.234065][  T950] RSP: 0018:ffffc90002ab6ef0 EFLAGS: 00010246
[   99.234530][  T950] RAX: 0000000000000000 RBX: ffff888011462000 RCX: 0000000000000001
[   99.235042][  T950] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[   99.235569][  T950] RBP: ffffc90002ab6fd8 R08: 0000000000000000 R09: 0000000000000000
[   99.236113][  T950] R10: ffffc90002ab7008 R11: ffffffff998ceab8 R12: 1ffff92000556de2
[   99.236628][  T950] R13: 00000000000005dc R14: ffffc90002ab7008 R15: ffff888011462f48
[   99.237152][  T950] FS:  00007fe82335b800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[   99.237753][  T950] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   99.238210][  T950] CR2: 00000000004e59f8 CR3: 000000000f72d004 CR4: 0000000000772ef0
[   99.238728][  T950] PKRU: 55555554
[   99.238996][  T950] Call Trace:
[   99.239277][  T950]  <TASK>
[ 99.239479][ T950] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 99.239836][ T950] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 99.240211][ T950] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 99.240655][ T950] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 99.241007][ T950] netif_set_mtu (net/core/dev.c:9652) 
[ 99.241376][ T950] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 99.241737][ T950] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 99.242192][ T950] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 99.242466][ T950] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 99.242819][ T950] br_add_if (net/bridge/br_if.c:697) 
[ 99.243120][ T950] do_set_master (net/core/rtnetlink.c:2948) 
[ 99.243471][ T950] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 99.243826][ T950] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 99.244204][ T950] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 99.244653][ T950] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 99.245004][ T950] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 99.245363][ T950] ? __kernel_text_address (kernel/extable.c:79) 
[ 99.245725][ T950] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.246091][ T950] ? __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) 
[ 99.246446][ T950] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 99.246875][ T950] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.247241][ T950] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.247593][ T950] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 99.247941][ T950] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 99.248322][ T950] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.248676][ T950] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 99.249022][ T950] ? __create_object (mm/kmemleak.c:771) 
[ 99.249393][ T950] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 99.249750][ T950] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 99.250118][ T950] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 99.250552][ T950] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 99.250919][ T950] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 99.251294][ T950] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.251651][ T950] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.252008][ T950] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.252379][ T950] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 99.252740][ T950] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.253102][ T950] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 99.253453][ T950] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 99.253802][ T950] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.254177][ T950] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.254533][ T950] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 99.254883][ T950] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 99.255248][ T950] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 99.255611][ T950] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 99.255957][ T950] ? 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) 
[ 99.256331][ T950] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 99.256701][ T950] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 99.257048][ T950] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.257415][ T950] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 99.257777][ T950] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 99.258139][ T950] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 99.258498][ T950] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 99.258848][ T950] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 99.259214][ T950] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 99.259669][ T950] ___sys_sendmsg (net/socket.c:2670) 
[ 99.260016][ T950] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 99.260383][ T950] ? __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) 
[ 99.260821][ T950] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 99.261187][ T950] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.261542][ T950] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 99.261899][ T950] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 99.262264][ T950] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 99.262613][ T950] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 99.262971][ T950] __sys_sendmsg (net/socket.c:2700) 
[ 99.263344][ T950] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 99.263779][ T950] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 99.264155][ T950] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 99.264514][ T950] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 99.264863][ T950] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   99.265303][  T950] RIP: 0033:0x7fe8235281e7
[ 99.265663][ T950] 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)
[   99.266874][  T950] RSP: 002b:00007ffc8dd04248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   99.267416][  T950] RAX: ffffffffffffffda RBX: 00007ffc8dd04980 RCX: 00007fe8235281e7
[   99.267932][  T950] RDX: 0000000000000000 RSI: 00007ffc8dd042b0 RDI: 0000000000000005
[   99.268466][  T950] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   99.268982][  T950] R10: 000000002e274910 R11: 0000000000000246 R12: 0000000000000004
[   99.269525][  T950] R13: 00000000686e2698 R14: 0000000000499600 R15: 0000000000000000
| [  101.436744][  T969] ------------[ cut here ]------------
| [ 101.437057][ T969] WARNING: CPU: 0 PID: 969 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) 
| [  101.437657][  T969] Modules linked in:
| [  101.439405][  T969] Tainted: [W]=WARN
[  101.439628][  T969] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 101.439996][ T969] 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) 
[ 101.440306][ T969] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  101.441367][  T969] RSP: 0018:ffffc90002b97140 EFLAGS: 00010246
[  101.441740][  T969] RAX: 0000000000000000 RBX: ffff888010da9000 RCX: 0000000000000001
[  101.442186][  T969] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  101.442626][  T969] RBP: ffffc90002b97228 R08: ffff88800e220800 R09: 0000000000000000
[  101.443063][  T969] R10: ffffc90002b975c8 R11: ffffffff99873028 R12: 1ffff92000572e2c
[  101.443509][  T969] R13: 0000000000000578 R14: ffffc90002b97880 R15: ffff88800ba84ae0
[  101.443947][  T969] FS:  00007f56e62bb800(0000) GS:ffff8880d2399000(0000) knlGS:0000000000000000
[  101.444467][  T969] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  101.444838][  T969] CR2: 00000000004e59f8 CR3: 0000000011536006 CR4: 0000000000772ef0
[  101.445292][  T969] PKRU: 55555554
[  101.445513][  T969] Call Trace:
[  101.445732][  T969]  <TASK>
[ 101.445882][ T969] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.446193][ T969] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 101.446487][ T969] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 101.446783][ T969] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 101.447085][ T969] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 101.447378][ T969] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 101.447673][ T969] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 101.447975][ T969] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 101.448355][ T969] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 101.448651][ T969] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 101.448941][ T969] ? __kernel_text_address (kernel/extable.c:79) 
[ 101.449246][ T969] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.449551][ T969] ? __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) 
[ 101.449843][ T969] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 101.450213][ T969] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 101.450506][ T969] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 101.450800][ T969] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 101.451102][ T969] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 101.451401][ T969] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.451692][ T969] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 101.451981][ T969] ? __create_object (mm/kmemleak.c:771) 
[ 101.452282][ T969] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 101.452578][ T969] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 101.452874][ T969] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 101.453247][ T969] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 101.453547][ T969] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 101.453846][ T969] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 101.454145][ T969] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.454443][ T969] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.454733][ T969] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 101.455022][ T969] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 101.455326][ T969] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 101.455617][ T969] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 101.455910][ T969] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 101.456215][ T969] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.456512][ T969] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 101.456804][ T969] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 101.457103][ T969] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 101.457410][ T969] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 101.457700][ T969] ? 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) 
[ 101.457992][ T969] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 101.458309][ T969] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 101.458601][ T969] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.458897][ T969] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 101.459215][ T969] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 101.459533][ T969] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 101.459839][ T969] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 101.460149][ T969] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 101.460449][ T969] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 101.460837][ T969] ___sys_sendmsg (net/socket.c:2670) 
[ 101.461137][ T969] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 101.461443][ T969] ? __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) 
[ 101.461813][ T969] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 101.462116][ T969] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.462424][ T969] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 101.462734][ T969] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 101.463034][ T969] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 101.463346][ T969] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 101.463650][ T969] __sys_sendmsg (net/socket.c:2700) 
[ 101.463946][ T969] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 101.464321][ T969] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 101.464631][ T969] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 101.464933][ T969] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 101.465240][ T969] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  101.465604][  T969] RIP: 0033:0x7f56e64881e7
[ 101.465904][ T969] 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)
[  101.466961][  T969] RSP: 002b:00007ffcf795ac98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  101.467410][  T969] RAX: ffffffffffffffda RBX: 00007ffcf795b3d0 RCX: 00007f56e64881e7
[  101.467850][  T969] RDX: 0000000000000000 RSI: 00007ffcf795ad00 RDI: 0000000000000005
[  101.468298][  T969] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  101.468736][  T969] R10: 00007f56e6385498 R11: 0000000000000246 R12: 0000000000000004
[  101.469398][  T969] R13: 00000000686e269a R14: 0000000000499600 R15: 0000000000000000
| [  114.003256][ T1077] ------------[ cut here ]------------
| [ 114.003584][ T1077] WARNING: CPU: 2 PID: 1077 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) 
| [  114.004188][ T1077] Modules linked in:
| [  114.005036][ T1077] Tainted: [W]=WARN
[  114.005283][ T1077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 114.005659][ T1077] 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) 
[ 114.005973][ T1077] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  114.007049][ T1077] RSP: 0018:ffffc900030a6ef0 EFLAGS: 00010246
[  114.007581][ T1077] RAX: 0000000000000000 RBX: ffff88800e5f2000 RCX: 0000000000000001
[  114.008234][ T1077] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  114.008848][ T1077] RBP: ffffc900030a6fd8 R08: 0000000000000000 R09: 0000000000000000
[  114.009485][ T1077] R10: ffffc900030a7008 R11: ffffffff98f8d1e0 R12: 1ffff92000614de2
[  114.010361][ T1077] R13: 00000000000005dc R14: ffffc900030a7008 R15: ffff88800e5f2f48
[  114.010949][ T1077] FS:  00007fb059206800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[  114.011615][ T1077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.012144][ T1077] CR2: 00000000004e59f0 CR3: 0000000004e57001 CR4: 0000000000772ef0
[  114.012714][ T1077] PKRU: 55555554
[  114.012946][ T1077] Call Trace:
[  114.013189][ T1077]  <TASK>
[ 114.013354][ T1077] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 114.013665][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.013987][ T1077] netif_set_mtu (net/core/dev.c:9652) 
[ 114.014309][ T1077] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 114.014633][ T1077] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 114.014870][ T1077] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 114.015196][ T1077] br_add_if (net/bridge/br_if.c:697) 
[ 114.015443][ T1077] do_set_master (net/core/rtnetlink.c:2948) 
[ 114.015752][ T1077] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 114.016062][ T1077] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 114.016383][ T1077] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 114.016769][ T1077] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 114.017089][ T1077] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 114.017395][ T1077] ? __kernel_text_address (kernel/extable.c:79) 
[ 114.017707][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.018017][ T1077] ? __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) 
[ 114.018340][ T1077] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 114.018721][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.019032][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.019354][ T1077] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 114.019667][ T1077] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 114.019979][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.020303][ T1077] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 114.020610][ T1077] ? __create_object (mm/kmemleak.c:771) 
[ 114.020921][ T1077] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 114.021252][ T1077] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 114.021566][ T1077] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 114.021944][ T1077] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 114.022274][ T1077] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 114.022587][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.022900][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.023228][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.023538][ T1077] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 114.023841][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.024160][ T1077] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.024467][ T1077] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.024774][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.025095][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.025410][ T1077] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.025719][ T1077] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.026026][ T1077] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.026358][ T1077] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.026662][ T1077] ? 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) 
[ 114.026973][ T1077] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 114.027289][ T1077] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.027601][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.027910][ T1077] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.028230][ T1077] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.028537][ T1077] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.028851][ T1077] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.029168][ T1077] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.029485][ T1077] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.029876][ T1077] ___sys_sendmsg (net/socket.c:2670) 
[ 114.030194][ T1077] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.030498][ T1077] ? __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) 
[ 114.030878][ T1077] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.031193][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.031504][ T1077] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.031818][ T1077] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.032141][ T1077] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.032447][ T1077] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.032762][ T1077] __sys_sendmsg (net/socket.c:2700) 
[ 114.033066][ T1077] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.033453][ T1077] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.033770][ T1077] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.034089][ T1077] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.034403][ T1077] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.034782][ T1077] RIP: 0033:0x7fb0593d31e7
[ 114.035108][ T1077] 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)
[  114.036177][ T1077] RSP: 002b:00007ffc5a8fa958 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.036637][ T1077] RAX: ffffffffffffffda RBX: 00007ffc5a8fb090 RCX: 00007fb0593d31e7
[  114.037100][ T1077] RDX: 0000000000000000 RSI: 00007ffc5a8fa9c0 RDI: 0000000000000005
[  114.037549][ T1077] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  114.038001][ T1077] R10: 0000000033b49910 R11: 0000000000000246 R12: 0000000000000004
[  114.038470][ T1077] R13: 00000000686e26a7 R14: 0000000000499600 R15: 0000000000000000
| [  114.170451][ T1078] ------------[ cut here ]------------
| [ 114.170776][ T1078] WARNING: CPU: 2 PID: 1078 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) 
| [  114.171400][ T1078] Modules linked in:
| [  114.172256][ T1078] Tainted: [W]=WARN
[  114.172515][ T1078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 114.172891][ T1078] 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) 
[ 114.173216][ T1078] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  114.174292][ T1078] RSP: 0018:ffffc900030b6ef0 EFLAGS: 00010246
[  114.174676][ T1078] RAX: 0000000000000000 RBX: ffff88800e5f2000 RCX: 0000000000000001
[  114.175137][ T1078] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  114.175594][ T1078] RBP: ffffc900030b6fd8 R08: 0000000000000000 R09: 0000000000000000
[  114.176044][ T1078] R10: ffffc900030b7008 R11: ffffffff98f8d1e0 R12: 1ffff92000616de2
[  114.176512][ T1078] R13: 00000000000005dc R14: ffffc900030b7008 R15: ffff88800e5f2f48
[  114.176965][ T1078] FS:  00007fbb28fd4800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[  114.177503][ T1078] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  114.177886][ T1078] CR2: 00000000004e59f0 CR3: 0000000011912003 CR4: 0000000000772ef0
[  114.178351][ T1078] PKRU: 55555554
[  114.178585][ T1078] Call Trace:
[  114.178816][ T1078]  <TASK>
[ 114.178984][ T1078] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 114.179298][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.179632][ T1078] netif_set_mtu (net/core/dev.c:9652) 
[ 114.179938][ T1078] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 114.180269][ T1078] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 114.180505][ T1078] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 114.180817][ T1078] br_add_if (net/bridge/br_if.c:697) 
[ 114.181063][ T1078] do_set_master (net/core/rtnetlink.c:2948) 
[ 114.181375][ T1078] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 114.181686][ T1078] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 114.181997][ T1078] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 114.182392][ T1078] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 114.182699][ T1078] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 114.183003][ T1078] ? __kernel_text_address (kernel/extable.c:79) 
[ 114.183319][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.183630][ T1078] ? __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) 
[ 114.183943][ T1078] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 114.184337][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.184644][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.184950][ T1078] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 114.185275][ T1078] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 114.185585][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.185891][ T1078] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 114.186204][ T1078] ? __create_object (mm/kmemleak.c:771) 
[ 114.186519][ T1078] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 114.186830][ T1078] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 114.187144][ T1078] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 114.187525][ T1078] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 114.187837][ T1078] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 114.188159][ T1078] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.188462][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.188776][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.189094][ T1078] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 114.189409][ T1078] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.189718][ T1078] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 114.190026][ T1078] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 114.190342][ T1078] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.190654][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.190964][ T1078] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 114.191283][ T1078] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 114.191591][ T1078] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 114.191907][ T1078] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 114.192223][ T1078] ? 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) 
[ 114.192531][ T1078] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 114.192842][ T1078] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 114.193156][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.193474][ T1078] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 114.193783][ T1078] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 114.194100][ T1078] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 114.194413][ T1078] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 114.194722][ T1078] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 114.195025][ T1078] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 114.195424][ T1078] ___sys_sendmsg (net/socket.c:2670) 
[ 114.195732][ T1078] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 114.196038][ T1078] ? __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) 
[ 114.196425][ T1078] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 114.196739][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.197047][ T1078] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 114.197366][ T1078] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 114.197672][ T1078] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 114.197983][ T1078] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 114.198305][ T1078] __sys_sendmsg (net/socket.c:2700) 
[ 114.198612][ T1078] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 114.198987][ T1078] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 114.199326][ T1078] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 114.199635][ T1078] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 114.199945][ T1078] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  114.200326][ T1078] RIP: 0033:0x7fbb291a11e7
[ 114.200648][ T1078] 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)
[  114.201710][ T1078] RSP: 002b:00007ffeeb214b38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  114.202175][ T1078] RAX: ffffffffffffffda RBX: 00007ffeeb215270 RCX: 00007fbb291a11e7
[  114.202629][ T1078] RDX: 0000000000000000 RSI: 00007ffeeb214ba0 RDI: 0000000000000005
[  114.203089][ T1078] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  114.203541][ T1078] R10: 000000003b1a7910 R11: 0000000000000246 R12: 0000000000000004
[  114.203993][ T1078] R13: 00000000686e26a7 R14: 0000000000499600 R15: 0000000000000000
| [  115.017399][ T1085] ------------[ cut here ]------------
| [ 115.017723][ T1085] WARNING: CPU: 2 PID: 1085 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) 
| [  115.018332][ T1085] Modules linked in:
| [  115.019181][ T1085] Tainted: [W]=WARN
[  115.019424][ T1085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 115.019806][ T1085] 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) 
[ 115.020137][ T1085] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  115.021204][ T1085] RSP: 0018:ffffc900030d6ef0 EFLAGS: 00010246
[  115.021586][ T1085] RAX: 0000000000000000 RBX: ffff88801140a000 RCX: 0000000000000001
[  115.022044][ T1085] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  115.022675][ T1085] RBP: ffffc900030d6fd8 R08: 0000000000000000 R09: 0000000000000000
[  115.023540][ T1085] R10: ffffc900030d7008 R11: ffffffff98f8d1e0 R12: 1ffff9200061ade2
[  115.024160][ T1085] R13: 00000000000005dc R14: ffffc900030d7008 R15: ffff88801140af48
[  115.024690][ T1085] FS:  00007fa5a29ad800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[  115.025227][ T1085] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.025611][ T1085] CR2: 00000000004e59f0 CR3: 00000000119b2003 CR4: 0000000000772ef0
[  115.026062][ T1085] PKRU: 55555554
[  115.026305][ T1085] Call Trace:
[  115.026536][ T1085]  <TASK>
[ 115.026705][ T1085] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 115.027016][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.027344][ T1085] netif_set_mtu (net/core/dev.c:9652) 
[ 115.027650][ T1085] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 115.027973][ T1085] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 115.028221][ T1085] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 115.028532][ T1085] br_add_if (net/bridge/br_if.c:697) 
[ 115.028777][ T1085] do_set_master (net/core/rtnetlink.c:2948) 
[ 115.029104][ T1085] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 115.029428][ T1085] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 115.029737][ T1085] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 115.030130][ T1085] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 115.030436][ T1085] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 115.030741][ T1085] ? __kernel_text_address (kernel/extable.c:79) 
[ 115.031049][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.031367][ T1085] ? __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) 
[ 115.031675][ T1085] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 115.032052][ T1085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.032371][ T1085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.032677][ T1085] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 115.032980][ T1085] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 115.033300][ T1085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.033608][ T1085] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 115.033917][ T1085] ? __create_object (mm/kmemleak.c:771) 
[ 115.034235][ T1085] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 115.034544][ T1085] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 115.034851][ T1085] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 115.035238][ T1085] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 115.035550][ T1085] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 115.035863][ T1085] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.036178][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.036493][ T1085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.036798][ T1085] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 115.037112][ T1085] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.037419][ T1085] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.037726][ T1085] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 115.038033][ T1085] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.038352][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.038661][ T1085] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 115.038970][ T1085] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.039283][ T1085] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 115.039610][ T1085] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 115.039912][ T1085] ? 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) 
[ 115.040229][ T1085] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 115.040537][ T1085] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 115.040848][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.041170][ T1085] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 115.041483][ T1085] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 115.041788][ T1085] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 115.042109][ T1085] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 115.042415][ T1085] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 115.042722][ T1085] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 115.043118][ T1085] ___sys_sendmsg (net/socket.c:2670) 
[ 115.043430][ T1085] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 115.043734][ T1085] ? __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) 
[ 115.044124][ T1085] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 115.044435][ T1085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.044744][ T1085] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.045055][ T1085] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.045373][ T1085] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 115.045680][ T1085] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.045995][ T1085] __sys_sendmsg (net/socket.c:2700) 
[ 115.046306][ T1085] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 115.046685][ T1085] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 115.047004][ T1085] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.047319][ T1085] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 115.047627][ T1085] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  115.048006][ T1085] RIP: 0033:0x7fa5a2b7a1e7
[ 115.048333][ T1085] 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)
[  115.049412][ T1085] RSP: 002b:00007ffeb19b0eb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  115.049869][ T1085] RAX: ffffffffffffffda RBX: 00007ffeb19b15f0 RCX: 00007fa5a2b7a1e7
[  115.050331][ T1085] RDX: 0000000000000000 RSI: 00007ffeb19b0f20 RDI: 0000000000000005
[  115.050784][ T1085] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  115.051246][ T1085] R10: 000000001026a910 R11: 0000000000000246 R12: 0000000000000004
[  115.051695][ T1085] R13: 00000000686e26a8 R14: 0000000000499600 R15: 0000000000000000
| [  115.182004][ T1086] ------------[ cut here ]------------
| [ 115.182370][ T1086] WARNING: CPU: 3 PID: 1086 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) 
| [  115.183028][ T1086] Modules linked in:
| [  115.183976][ T1086] Tainted: [W]=WARN
[  115.184239][ T1086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 115.184657][ T1086] 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) 
[ 115.185001][ T1086] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  115.186203][ T1086] RSP: 0018:ffffc90002ec6ef0 EFLAGS: 00010246
[  115.186628][ T1086] RAX: 0000000000000000 RBX: ffff88801140a000 RCX: 0000000000000001
[  115.187135][ T1086] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  115.187638][ T1086] RBP: ffffc90002ec6fd8 R08: 0000000000000000 R09: 0000000000000000
[  115.188152][ T1086] R10: ffffc90002ec7008 R11: ffffffff998ceab8 R12: 1ffff920005d8de2
[  115.188654][ T1086] R13: 00000000000005dc R14: ffffc90002ec7008 R15: ffff88801140af48
[  115.189960][ T1086] FS:  00007f4be1c43800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  115.190566][ T1086] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  115.190992][ T1086] CR2: 00000000004e59f8 CR3: 0000000011958004 CR4: 0000000000772ef0
[  115.191505][ T1086] PKRU: 55555554
[  115.191759][ T1086] Call Trace:
[  115.192010][ T1086]  <TASK>
[ 115.192195][ T1086] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 115.192540][ T1086] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 115.192875][ T1086] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 115.193304][ T1086] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 115.193643][ T1086] netif_set_mtu (net/core/dev.c:9652) 
[ 115.193976][ T1086] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 115.194329][ T1086] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 115.194751][ T1086] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 115.195005][ T1086] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 115.195350][ T1086] br_add_if (net/bridge/br_if.c:697) 
[ 115.195616][ T1086] do_set_master (net/core/rtnetlink.c:2948) 
[ 115.195954][ T1086] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 115.196317][ T1086] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 115.196657][ T1086] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 115.197092][ T1086] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 115.197428][ T1086] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 115.197762][ T1086] ? __kernel_text_address (kernel/extable.c:79) 
[ 115.198110][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.198452][ T1086] ? __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) 
[ 115.198787][ T1086] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 115.199210][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.199558][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.199894][ T1086] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 115.200237][ T1086] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 115.200575][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.200915][ T1086] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 115.201256][ T1086] ? __create_object (mm/kmemleak.c:771) 
[ 115.201592][ T1086] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 115.201927][ T1086] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 115.202271][ T1086] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 115.202685][ T1086] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 115.203026][ T1086] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 115.203380][ T1086] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.203714][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.204054][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.204399][ T1086] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 115.204733][ T1086] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.205079][ T1086] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 115.205416][ T1086] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 115.205751][ T1086] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.206103][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.206446][ T1086] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 115.206797][ T1086] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 115.207143][ T1086] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 115.207490][ T1086] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 115.207822][ T1086] ? 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) 
[ 115.208167][ T1086] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 115.208507][ T1086] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 115.208841][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.209188][ T1086] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 115.209536][ T1086] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 115.209873][ T1086] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 115.210224][ T1086] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 115.210561][ T1086] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 115.210898][ T1086] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 115.211334][ T1086] ___sys_sendmsg (net/socket.c:2670) 
[ 115.211669][ T1086] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 115.211999][ T1086] ? __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) 
[ 115.212425][ T1086] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 115.212764][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.213116][ T1086] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 115.213462][ T1086] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 115.213798][ T1086] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 115.214141][ T1086] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 115.214488][ T1086] __sys_sendmsg (net/socket.c:2700) 
[ 115.214820][ T1086] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 115.215255][ T1086] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 115.215612][ T1086] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 115.215951][ T1086] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 115.216301][ T1086] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  115.216718][ T1086] RIP: 0033:0x7f4be1e101e7
[ 115.217062][ T1086] 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)
[  115.218258][ T1086] RSP: 002b:00007fff477b4748 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  115.218768][ T1086] RAX: ffffffffffffffda RBX: 00007fff477b4e80 RCX: 00007f4be1e101e7
[  115.219275][ T1086] RDX: 0000000000000000 RSI: 00007fff477b47b0 RDI: 0000000000000005
[  115.219786][ T1086] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  115.220295][ T1086] R10: 0000000006ecc910 R11: 0000000000000246 R12: 0000000000000004
[  115.220800][ T1086] R13: 00000000686e26a8 R14: 0000000000499600 R15: 0000000000000000
| [  117.384853][ T1105] ------------[ cut here ]------------
| [ 117.385473][ T1105] WARNING: CPU: 2 PID: 1105 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) 
| [  117.386029][ T1105] Modules linked in:
| [  117.386841][ T1105] Tainted: [W]=WARN
[  117.387060][ T1105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 117.387430][ T1105] 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) 
[ 117.387728][ T1105] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  117.388726][ T1105] RSP: 0018:ffffc900031d7140 EFLAGS: 00010246
[  117.389095][ T1105] RAX: 0000000000000000 RBX: ffff888009941000 RCX: 0000000000000001
[  117.389538][ T1105] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  117.389958][ T1105] RBP: ffffc900031d7228 R08: ffff88800c91b800 R09: 0000000000000000
[  117.390388][ T1105] R10: ffffc900031d75c8 R11: ffffffff99873028 R12: 1ffff9200063ae2c
[  117.390806][ T1105] R13: 0000000000000578 R14: ffffc900031d7880 R15: ffff88800d7d83e0
[  117.391243][ T1105] FS:  00007f9f9fde6800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[  117.391735][ T1105] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  117.392100][ T1105] CR2: 00000000004e59f8 CR3: 00000000118f7006 CR4: 0000000000772ef0
[  117.392524][ T1105] PKRU: 55555554
[  117.392742][ T1105] Call Trace:
[  117.392959][ T1105]  <TASK>
[ 117.393130][ T1105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.393423][ T1105] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 117.393706][ T1105] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.393992][ T1105] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 117.394290][ T1105] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 117.394583][ T1105] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 117.394871][ T1105] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 117.395208][ T1105] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 117.395569][ T1105] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 117.395854][ T1105] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 117.396147][ T1105] ? __kernel_text_address (kernel/extable.c:79) 
[ 117.396438][ T1105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.396725][ T1105] ? __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) 
[ 117.397025][ T1105] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 117.397389][ T1105] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.397676][ T1105] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.397959][ T1105] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 117.398254][ T1105] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 117.398539][ T1105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.398839][ T1105] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 117.399131][ T1105] ? __create_object (mm/kmemleak.c:771) 
[ 117.399432][ T1105] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 117.399718][ T1105] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 117.400005][ T1105] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 117.400365][ T1105] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 117.400662][ T1105] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 117.400968][ T1105] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 117.401267][ T1105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.401562][ T1105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.401855][ T1105] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 117.402149][ T1105] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.402440][ T1105] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 117.402737][ T1105] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 117.403027][ T1105] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 117.403326][ T1105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.403619][ T1105] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 117.403903][ T1105] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 117.404218][ T1105] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 117.404515][ T1105] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 117.404815][ T1105] ? 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) 
[ 117.405112][ T1105] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 117.405402][ T1105] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 117.405686][ T1105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.405981][ T1105] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 117.406282][ T1105] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 117.406582][ T1105] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 117.406873][ T1105] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 117.407185][ T1105] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 117.407469][ T1105] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 117.407832][ T1105] ___sys_sendmsg (net/socket.c:2670) 
[ 117.408130][ T1105] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 117.408444][ T1105] ? __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) 
[ 117.408795][ T1105] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 117.409095][ T1105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.409395][ T1105] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 117.409687][ T1105] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 117.409972][ T1105] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 117.410267][ T1105] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 117.410577][ T1105] __sys_sendmsg (net/socket.c:2700) 
[ 117.410861][ T1105] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 117.411220][ T1105] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 117.411521][ T1105] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 117.411806][ T1105] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 117.412103][ T1105] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  117.412464][ T1105] RIP: 0033:0x7f9f9ffb31e7
[ 117.412766][ T1105] 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)
[  117.413759][ T1105] RSP: 002b:00007fffc69f2848 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  117.414207][ T1105] RAX: ffffffffffffffda RBX: 00007fffc69f2f80 RCX: 00007f9f9ffb31e7
[  117.414631][ T1105] RDX: 0000000000000000 RSI: 00007fffc69f28b0 RDI: 0000000000000005
[  117.415052][ T1105] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  117.415482][ T1105] R10: 00007f9f9feb0498 R11: 0000000000000246 R12: 0000000000000004
[  117.415900][ T1105] R13: 00000000686e26aa R14: 0000000000499600 R15: 0000000000000000
| [  130.330357][ T1217] ------------[ cut here ]------------
| [ 130.330657][ T1217] WARNING: CPU: 3 PID: 1217 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) 
| [  130.331213][ T1217] Modules linked in:
| [  130.331980][ T1217] Tainted: [W]=WARN
[  130.332197][ T1217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 130.332539][ T1217] 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) 
[ 130.332824][ T1217] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  130.333813][ T1217] RSP: 0018:ffffc90003757140 EFLAGS: 00010246
[  130.334169][ T1217] RAX: 0000000000000000 RBX: ffff88800e6fc000 RCX: 0000000000000001
[  130.334578][ T1217] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  130.334992][ T1217] RBP: ffffc90003757228 R08: ffff888004f00800 R09: 0000000000000000
[  130.335408][ T1217] R10: ffffc900037575c8 R11: ffffffff99873028 R12: 1ffff920006eae2c
[  130.335822][ T1217] R13: 0000000000000578 R14: ffffc90003757880 R15: ffff88800d1f83e0
[  130.336526][ T1217] FS:  00007f02a8113800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  130.337009][ T1217] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  130.337362][ T1217] CR2: 00000000004e59f8 CR3: 0000000011505004 CR4: 0000000000772ef0
[  130.337778][ T1217] PKRU: 55555554
[  130.337983][ T1217] Call Trace:
[  130.338197][ T1217]  <TASK>
[ 130.338336][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.338616][ T1217] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 130.338893][ T1217] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.339175][ T1217] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 130.339459][ T1217] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 130.339734][ T1217] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 130.340014][ T1217] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 130.340301][ T1217] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 130.340648][ T1217] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 130.340921][ T1217] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 130.341199][ T1217] ? __kernel_text_address (kernel/extable.c:79) 
[ 130.341476][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.341758][ T1217] ? __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) 
[ 130.342031][ T1217] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 130.342375][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.342652][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.342926][ T1217] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 130.343205][ T1217] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 130.343486][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.343758][ T1217] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 130.344027][ T1217] ? __create_object (mm/kmemleak.c:771) 
[ 130.344307][ T1217] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 130.344584][ T1217] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 130.344859][ T1217] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 130.345219][ T1217] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 130.345501][ T1217] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 130.345784][ T1217] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 130.346057][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.346344][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.346625][ T1217] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 130.346895][ T1217] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.347177][ T1217] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 130.347449][ T1217] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 130.347726][ T1217] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 130.348004][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.348290][ T1217] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 130.348564][ T1217] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 130.348838][ T1217] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 130.349129][ T1217] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 130.349407][ T1217] ? 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) 
[ 130.349686][ T1217] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 130.349962][ T1217] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 130.350240][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.350520][ T1217] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 130.350800][ T1217] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 130.351084][ T1217] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 130.351367][ T1217] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 130.351643][ T1217] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 130.351919][ T1217] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 130.352281][ T1217] ___sys_sendmsg (net/socket.c:2670) 
[ 130.352555][ T1217] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 130.352829][ T1217] ? __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) 
[ 130.353179][ T1217] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 130.353457][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.353734][ T1217] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 130.354016][ T1217] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 130.354297][ T1217] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 130.354570][ T1217] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 130.354853][ T1217] __sys_sendmsg (net/socket.c:2700) 
[ 130.355133][ T1217] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 130.355473][ T1217] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 130.355760][ T1217] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 130.356038][ T1217] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 130.356324][ T1217] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  130.356662][ T1217] RIP: 0033:0x7f02a82e01e7
[ 130.356942][ T1217] 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)
[  130.357930][ T1217] RSP: 002b:00007fff5fafb328 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  130.358354][ T1217] RAX: ffffffffffffffda RBX: 00007fff5fafba60 RCX: 00007f02a82e01e7
[  130.358766][ T1217] RDX: 0000000000000000 RSI: 00007fff5fafb390 RDI: 0000000000000005
[  130.359182][ T1217] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  130.359599][ T1217] R10: 00007f02a81dd498 R11: 0000000000000246 R12: 0000000000000004
[  130.360012][ T1217] R13: 00000000686e26b7 R14: 0000000000499600 R15: 0000000000000000
| [  143.004605][ T1328] ------------[ cut here ]------------
| [ 143.004951][ T1328] WARNING: CPU: 2 PID: 1328 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) 
| [  143.005897][ T1328] Modules linked in:
| [  143.006702][ T1328] Tainted: [W]=WARN
[  143.006922][ T1328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 143.007291][ T1328] 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) 
[ 143.007588][ T1328] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  143.008594][ T1328] RSP: 0018:ffffc90003c97140 EFLAGS: 00010246
[  143.008959][ T1328] RAX: 0000000000000000 RBX: ffff88800b411000 RCX: 0000000000000001
[  143.009401][ T1328] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  143.009826][ T1328] RBP: ffffc90003c97228 R08: ffff88800b71a000 R09: 0000000000000000
[  143.010254][ T1328] R10: ffffc90003c975c8 R11: ffffffff99873028 R12: 1ffff92000792e2c
[  143.010704][ T1328] R13: 0000000000000578 R14: ffffc90003c97880 R15: ffff88800b881c60
[  143.011140][ T1328] FS:  00007fec97e79800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[  143.011634][ T1328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  143.011993][ T1328] CR2: 00000000004e59f8 CR3: 000000000b080005 CR4: 0000000000772ef0
[  143.012428][ T1328] PKRU: 55555554
[  143.012647][ T1328] Call Trace:
[  143.012865][ T1328]  <TASK>
[ 143.013019][ T1328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.013321][ T1328] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 143.013607][ T1328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.013900][ T1328] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 143.014198][ T1328] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 143.014484][ T1328] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 143.014781][ T1328] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 143.015079][ T1328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 143.015444][ T1328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 143.015729][ T1328] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 143.016014][ T1328] ? __kernel_text_address (kernel/extable.c:79) 
[ 143.016311][ T1328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.016602][ T1328] ? __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) 
[ 143.016887][ T1328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 143.017252][ T1328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.017545][ T1328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.017834][ T1328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 143.018136][ T1328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 143.018428][ T1328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.018713][ T1328] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 143.019001][ T1328] ? __create_object (mm/kmemleak.c:771) 
[ 143.019300][ T1328] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 143.019598][ T1328] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 143.019885][ T1328] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 143.020246][ T1328] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 143.020548][ T1328] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 143.020844][ T1328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 143.021139][ T1328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.021436][ T1328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.021726][ T1328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 143.022013][ T1328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.022313][ T1328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 143.022604][ T1328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 143.022898][ T1328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 143.023200][ T1328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.023491][ T1328] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 143.023779][ T1328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 143.024078][ T1328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 143.024379][ T1328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 143.024665][ T1328] ? 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) 
[ 143.024956][ T1328] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 143.025257][ T1328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 143.025543][ T1328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.025837][ T1328] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 143.026134][ T1328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 143.026421][ T1328] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 143.026713][ T1328] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 143.027008][ T1328] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 143.027302][ T1328] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 143.027670][ T1328] ___sys_sendmsg (net/socket.c:2670) 
[ 143.027952][ T1328] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 143.028244][ T1328] ? __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) 
[ 143.028598][ T1328] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 143.028889][ T1328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.029206][ T1328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 143.029511][ T1328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 143.029797][ T1328] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 143.030093][ T1328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 143.030388][ T1328] __sys_sendmsg (net/socket.c:2700) 
[ 143.030673][ T1328] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 143.031025][ T1328] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 143.031336][ T1328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 143.031626][ T1328] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 143.031918][ T1328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  143.032285][ T1328] RIP: 0033:0x7fec980461e7
[ 143.032591][ T1328] 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)
[  143.033594][ T1328] RSP: 002b:00007fff34d35658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  143.034019][ T1328] RAX: ffffffffffffffda RBX: 00007fff34d35d90 RCX: 00007fec980461e7
[  143.034449][ T1328] RDX: 0000000000000000 RSI: 00007fff34d356c0 RDI: 0000000000000005
[  143.034872][ T1328] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  143.035308][ T1328] R10: 00007fec97f43498 R11: 0000000000000246 R12: 0000000000000004
[  143.035732][ T1328] R13: 00000000686e26c4 R14: 0000000000499600 R15: 0000000000000000
| [  155.534392][ T1438] ------------[ cut here ]------------
| [ 155.534772][ T1438] WARNING: CPU: 0 PID: 1438 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) 
| [  155.535344][ T1438] Modules linked in:
| [  155.536122][ T1438] Tainted: [W]=WARN
[  155.536331][ T1438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 155.536678][ T1438] 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) 
[ 155.536958][ T1438] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  155.537955][ T1438] RSP: 0018:ffffc90004187140 EFLAGS: 00010246
[  155.538309][ T1438] RAX: 0000000000000000 RBX: ffff888010fc1000 RCX: 0000000000000001
[  155.538722][ T1438] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  155.539144][ T1438] RBP: ffffc90004187228 R08: ffff88800d3ab800 R09: 0000000000000000
[  155.539568][ T1438] R10: ffffc900041875c8 R11: ffffffff99873028 R12: 1ffff92000830e2c
[  155.539975][ T1438] R13: 0000000000000578 R14: ffffc90004187880 R15: ffff8880117fc760
[  155.540395][ T1438] FS:  00007fa8f7222800(0000) GS:ffff8880d2399000(0000) knlGS:0000000000000000
[  155.540883][ T1438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  155.541234][ T1438] CR2: 00000000004e59f8 CR3: 0000000010ffc005 CR4: 0000000000772ef0
[  155.541651][ T1438] PKRU: 55555554
[  155.541856][ T1438] Call Trace:
[  155.542059][ T1438]  <TASK>
[ 155.542206][ T1438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 155.542487][ T1438] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 155.542760][ T1438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 155.543035][ T1438] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 155.543319][ T1438] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 155.543591][ T1438] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 155.543870][ T1438] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 155.544169][ T1438] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 155.544520][ T1438] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 155.544793][ T1438] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 155.545065][ T1438] ? __kernel_text_address (kernel/extable.c:79) 
[ 155.545479][ T1438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 155.545758][ T1438] ? __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) 
[ 155.546032][ T1438] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 155.546750][ T1438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 155.547030][ T1438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 155.547418][ T1438] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 155.547702][ T1438] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 155.547977][ T1438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 155.548270][ T1438] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 155.548547][ T1438] ? __create_object (mm/kmemleak.c:771) 
[ 155.548826][ T1438] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 155.549117][ T1438] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 155.549401][ T1438] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 155.549747][ T1438] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 155.550032][ T1438] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 155.550320][ T1438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 155.550593][ T1438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 155.550871][ T1438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 155.551158][ T1438] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 155.551432][ T1438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 155.551707][ T1438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 155.551979][ T1438] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 155.552278][ T1438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 155.552558][ T1438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 155.552836][ T1438] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 155.553119][ T1438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 155.553395][ T1438] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 155.553679][ T1438] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 155.553951][ T1438] ? 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) 
[ 155.554238][ T1438] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 155.554514][ T1438] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 155.554786][ T1438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 155.555064][ T1438] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 155.555370][ T1438] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 155.555643][ T1438] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 155.555922][ T1438] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 155.556221][ T1438] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 155.556497][ T1438] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 155.556848][ T1438] ___sys_sendmsg (net/socket.c:2670) 
[ 155.557126][ T1438] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 155.557398][ T1438] ? __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) 
[ 155.557739][ T1438] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 155.558017][ T1438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 155.558304][ T1438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 155.558584][ T1438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 155.558857][ T1438] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 155.559142][ T1438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 155.559436][ T1438] __sys_sendmsg (net/socket.c:2700) 
[ 155.559710][ T1438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 155.560046][ T1438] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 155.560355][ T1438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 155.560638][ T1438] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 155.560912][ T1438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  155.561258][ T1438] RIP: 0033:0x7fa8f73ef1e7
[ 155.561541][ T1438] 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)
[  155.562524][ T1438] RSP: 002b:00007ffd3ee6bf18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  155.562937][ T1438] RAX: ffffffffffffffda RBX: 00007ffd3ee6c650 RCX: 00007fa8f73ef1e7
[  155.563353][ T1438] RDX: 0000000000000000 RSI: 00007ffd3ee6bf80 RDI: 0000000000000005
[  155.563764][ T1438] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  155.564197][ T1438] R10: 00007fa8f72ec498 R11: 0000000000000246 R12: 0000000000000004
[  155.564607][ T1438] R13: 00000000686e26d0 R14: 0000000000499600 R15: 0000000000000000
| [  168.084632][ T1546] ------------[ cut here ]------------
| [ 168.084957][ T1546] WARNING: CPU: 1 PID: 1546 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [  168.085542][ T1546] Modules linked in:
| [  168.087434][ T1546] Tainted: [W]=WARN
[  168.087658][ T1546] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 168.088021][ T1546] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 168.088328][ T1546] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  168.089373][ T1546] RSP: 0018:ffffc90004707140 EFLAGS: 00010246
[  168.089758][ T1546] RAX: 0000000000000000 RBX: ffff888010d9c000 RCX: 0000000000000001
[  168.090200][ T1546] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  168.090637][ T1546] RBP: ffffc90004707228 R08: ffff888005af3800 R09: 0000000000000000
[  168.091097][ T1546] R10: ffffc900047075c8 R11: ffffffff99873028 R12: 1ffff920008e0e2c
[  168.091569][ T1546] R13: 0000000000000578 R14: ffffc90004707880 R15: ffff88800d0d7860
[  168.091985][ T1546] FS:  00007ff37de77800(0000) GS:ffff8880d2419000(0000) knlGS:0000000000000000
[  168.092475][ T1546] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  168.092826][ T1546] CR2: 00000000004e59f8 CR3: 0000000011ca8003 CR4: 0000000000772ef0
[  168.093252][ T1546] PKRU: 55555554
[  168.093458][ T1546] Call Trace:
[  168.093662][ T1546]  <TASK>
[ 168.093803][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.094098][ T1546] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 168.094373][ T1546] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.094650][ T1546] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 168.094926][ T1546] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 168.095207][ T1546] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 168.095493][ T1546] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 168.095774][ T1546] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 168.096132][ T1546] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 168.096408][ T1546] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 168.096678][ T1546] ? __kernel_text_address (kernel/extable.c:79) 
[ 168.096956][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.097244][ T1546] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 168.097519][ T1546] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 168.097860][ T1546] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.098176][ T1546] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.098466][ T1546] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 168.098756][ T1546] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 168.099047][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.099347][ T1546] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 168.099647][ T1546] ? __create_object (mm/kmemleak.c:771) 
[ 168.099940][ T1546] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 168.100239][ T1546] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 168.100530][ T1546] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 168.100889][ T1546] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 168.101196][ T1546] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 168.101492][ T1546] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.101784][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.102093][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.102384][ T1546] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 168.102672][ T1546] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.102963][ T1546] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 168.103263][ T1546] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 168.103554][ T1546] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.103851][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.104167][ T1546] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 168.104458][ T1546] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 168.104748][ T1546] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 168.105051][ T1546] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 168.105345][ T1546] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 168.105636][ T1546] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 168.105932][ T1546] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 168.106228][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.106522][ T1546] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 168.106816][ T1546] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 168.107113][ T1546] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 168.107408][ T1546] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 168.107699][ T1546] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 168.107987][ T1546] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 168.108368][ T1546] ___sys_sendmsg (net/socket.c:2670) 
[ 168.108655][ T1546] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 168.108943][ T1546] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 168.109312][ T1546] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 168.109619][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.109912][ T1546] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 168.110217][ T1546] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 168.110511][ T1546] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 168.110798][ T1546] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 168.111107][ T1546] __sys_sendmsg (net/socket.c:2700) 
[ 168.111396][ T1546] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 168.111760][ T1546] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 168.112065][ T1546] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 168.112366][ T1546] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 168.112675][ T1546] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  168.113034][ T1546] RIP: 0033:0x7ff37e0441e7
[ 168.113345][ T1546] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  168.114386][ T1546] RSP: 002b:00007fffa4e89558 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  168.114831][ T1546] RAX: ffffffffffffffda RBX: 00007fffa4e89c90 RCX: 00007ff37e0441e7
[  168.115274][ T1546] RDX: 0000000000000000 RSI: 00007fffa4e895c0 RDI: 0000000000000005
[  168.115706][ T1546] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  168.116146][ T1546] R10: 00007ff37df41498 R11: 0000000000000246 R12: 0000000000000004
[  168.116588][ T1546] R13: 00000000686e26dd R14: 0000000000499600 R15: 0000000000000000
| [  180.185298][ T1656] ------------[ cut here ]------------
| [ 180.185669][ T1656] WARNING: CPU: 3 PID: 1656 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) 
| [  180.187058][ T1656] Modules linked in:
| [  180.187954][ T1656] Tainted: [W]=WARN
[  180.188200][ T1656] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 180.188592][ T1656] 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) 
[ 180.188918][ T1656] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  180.190062][ T1656] RSP: 0018:ffffc90004c57140 EFLAGS: 00010246
[  180.190472][ T1656] RAX: 0000000000000000 RBX: ffff88800f549000 RCX: 0000000000000001
[  180.190942][ T1656] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  180.191418][ T1656] RBP: ffffc90004c57228 R08: ffff888009aca000 R09: 0000000000000000
[  180.191887][ T1656] R10: ffffc90004c575c8 R11: ffffffff99873028 R12: 1ffff9200098ae2c
[  180.192366][ T1656] R13: 0000000000000578 R14: ffffc90004c57880 R15: ffff888009891560
[  180.192839][ T1656] FS:  00007f0455a47800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  180.193404][ T1656] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  180.193801][ T1656] CR2: 00000000004e59f8 CR3: 0000000010edd004 CR4: 0000000000772ef0
[  180.194282][ T1656] PKRU: 55555554
[  180.194520][ T1656] Call Trace:
[  180.194754][ T1656]  <TASK>
[ 180.194915][ T1656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 180.195247][ T1656] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 180.195562][ T1656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 180.195882][ T1656] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 180.196207][ T1656] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 180.196523][ T1656] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 180.196840][ T1656] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 180.197168][ T1656] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 180.197568][ T1656] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 180.197882][ T1656] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 180.198206][ T1656] ? __kernel_text_address (kernel/extable.c:79) 
[ 180.198526][ T1656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 180.198850][ T1656] ? __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) 
[ 180.199174][ T1656] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 180.199577][ T1656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 180.199893][ T1656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 180.200216][ T1656] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 180.200535][ T1656] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 180.200850][ T1656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 180.201175][ T1656] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 180.201487][ T1656] ? __create_object (mm/kmemleak.c:771) 
[ 180.201802][ T1656] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 180.202126][ T1656] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 180.202443][ T1656] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 180.202829][ T1656] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 180.203162][ T1656] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 180.203481][ T1656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 180.203795][ T1656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 180.204122][ T1656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 180.204438][ T1656] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 180.204747][ T1656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 180.205067][ T1656] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 180.205390][ T1656] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 180.205708][ T1656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 180.206027][ T1656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 180.206353][ T1656] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 180.206668][ T1656] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 180.206982][ T1656] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 180.207315][ T1656] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 180.207628][ T1656] ? 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) 
[ 180.207948][ T1656] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 180.208271][ T1656] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 180.208584][ T1656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 180.208903][ T1656] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 180.209228][ T1656] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 180.209554][ T1656] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 180.209875][ T1656] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 180.210208][ T1656] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 180.210522][ T1656] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 180.210922][ T1656] ___sys_sendmsg (net/socket.c:2670) 
[ 180.211256][ T1656] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 180.211568][ T1656] ? __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) 
[ 180.211955][ T1656] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 180.212283][ T1656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 180.212608][ T1656] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 180.212925][ T1656] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 180.213259][ T1656] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 180.213574][ T1656] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 180.213896][ T1656] __sys_sendmsg (net/socket.c:2700) 
[ 180.214218][ T1656] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 180.214608][ T1656] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 180.214939][ T1656] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 180.215270][ T1656] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 180.215588][ T1656] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  180.215976][ T1656] RIP: 0033:0x7f0455c141e7
[ 180.216309][ T1656] 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)
[  180.217434][ T1656] RSP: 002b:00007ffc8d8ccd98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  180.217908][ T1656] RAX: ffffffffffffffda RBX: 00007ffc8d8cd4d0 RCX: 00007f0455c141e7
[  180.218388][ T1656] RDX: 0000000000000000 RSI: 00007ffc8d8cce00 RDI: 0000000000000005
[  180.218858][ T1656] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  180.219338][ T1656] R10: 00007f0455b11498 R11: 0000000000000246 R12: 0000000000000004
[  180.219816][ T1656] R13: 00000000686e26e9 R14: 0000000000499600 R15: 0000000000000000
| [  193.426304][ T1763] ------------[ cut here ]------------
| [ 193.426627][ T1763] WARNING: CPU: 2 PID: 1763 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) 
| [  193.427241][ T1763] Modules linked in:
| [  193.428098][ T1763] Tainted: [W]=WARN
[  193.428337][ T1763] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 193.428720][ T1763] 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) 
[ 193.429036][ T1763] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  193.430115][ T1763] RSP: 0018:ffffc90005176ef0 EFLAGS: 00010246
[  193.430499][ T1763] RAX: 0000000000000000 RBX: ffff8880121ea000 RCX: 0000000000000001
[  193.430953][ T1763] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  193.432793][ T1763] RBP: ffffc90005176fd8 R08: 0000000000000000 R09: 0000000000000000
[  193.433262][ T1763] R10: ffffc90005177008 R11: ffffffff98f8d1e0 R12: 1ffff92000a2ede2
[  193.433716][ T1763] R13: 00000000000005dc R14: ffffc90005177008 R15: ffff8880121eaf48
[  193.434179][ T1763] FS:  00007fbe66eae800(0000) GS:ffff8880d2499000(0000) knlGS:0000000000000000
[  193.434708][ T1763] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  193.435099][ T1763] CR2: 00000000004e59f0 CR3: 000000000e1c3005 CR4: 0000000000772ef0
[  193.435561][ T1763] PKRU: 55555554
[  193.435792][ T1763] Call Trace:
[  193.436024][ T1763]  <TASK>
[ 193.436198][ T1763] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 193.436509][ T1763] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.436832][ T1763] netif_set_mtu (net/core/dev.c:9652) 
[ 193.437146][ T1763] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 193.437469][ T1763] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 193.437706][ T1763] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 193.438014][ T1763] br_add_if (net/bridge/br_if.c:697) 
[ 193.438269][ T1763] do_set_master (net/core/rtnetlink.c:2948) 
[ 193.438573][ T1763] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 193.438889][ T1763] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 193.439213][ T1763] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 193.439607][ T1763] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 193.439912][ T1763] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 193.440224][ T1763] ? __kernel_text_address (kernel/extable.c:79) 
[ 193.440538][ T1763] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.440852][ T1763] ? __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) 
[ 193.441174][ T1763] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 193.441555][ T1763] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 193.441862][ T1763] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 193.442190][ T1763] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 193.442498][ T1763] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 193.442807][ T1763] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.443120][ T1763] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 193.443425][ T1763] ? __create_object (mm/kmemleak.c:771) 
[ 193.443732][ T1763] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 193.444041][ T1763] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 193.444361][ T1763] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 193.444741][ T1763] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 193.445053][ T1763] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 193.445374][ T1763] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 193.445685][ T1763] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.446000][ T1763] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.446319][ T1763] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 193.446625][ T1763] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 193.446931][ T1763] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 193.447247][ T1763] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 193.447559][ T1763] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 193.447870][ T1763] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.448190][ T1763] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 193.448498][ T1763] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 193.448809][ T1763] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 193.449136][ T1763] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 193.449449][ T1763] ? 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) 
[ 193.449766][ T1763] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 193.450083][ T1763] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 193.450389][ T1763] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.450703][ T1763] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 193.451012][ T1763] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 193.451327][ T1763] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 193.451640][ T1763] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 193.451947][ T1763] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 193.452258][ T1763] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 193.452648][ T1763] ___sys_sendmsg (net/socket.c:2670) 
[ 193.452950][ T1763] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 193.453268][ T1763] ? __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) 
[ 193.453645][ T1763] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 193.453956][ T1763] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.454272][ T1763] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.454586][ T1763] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.454890][ T1763] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 193.455209][ T1763] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 193.455527][ T1763] __sys_sendmsg (net/socket.c:2700) 
[ 193.455831][ T1763] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 193.456215][ T1763] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 193.456534][ T1763] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 193.456841][ T1763] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 193.457158][ T1763] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  193.457533][ T1763] RIP: 0033:0x7fbe6707b1e7
[ 193.457852][ T1763] 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)
[  193.458922][ T1763] RSP: 002b:00007fff6e746458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  193.459389][ T1763] RAX: ffffffffffffffda RBX: 00007fff6e746b90 RCX: 00007fbe6707b1e7
[  193.459862][ T1763] RDX: 0000000000000000 RSI: 00007fff6e7464c0 RDI: 0000000000000005
[  193.460325][ T1763] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  193.460777][ T1763] R10: 000000000abbd910 R11: 0000000000000246 R12: 0000000000000004
[  193.461237][ T1763] R13: 00000000686e26f6 R14: 0000000000499600 R15: 0000000000000000
| [  193.589043][ T1764] ------------[ cut here ]------------
| [ 193.589363][ T1764] WARNING: CPU: 1 PID: 1764 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) 
| [  193.589978][ T1764] Modules linked in:
| [  193.590804][ T1764] Tainted: [W]=WARN
[  193.591036][ T1764] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 193.591426][ T1764] 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) 
[ 193.591726][ T1764] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  193.592807][ T1764] RSP: 0018:ffffc90005176ef0 EFLAGS: 00010246
[  193.593196][ T1764] RAX: 0000000000000000 RBX: ffff8880121ea000 RCX: 0000000000000001
[  193.593634][ T1764] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  193.595241][ T1764] RBP: ffffc90005176fd8 R08: 0000000000000000 R09: 0000000000000000
[  193.595680][ T1764] R10: ffffc90005177008 R11: ffffffff998ceab8 R12: 1ffff92000a2ede2
[  193.596126][ T1764] R13: 00000000000005dc R14: ffffc90005177008 R15: ffff8880121eaf48
[  193.596563][ T1764] FS:  00007f697a437800(0000) GS:ffff8880d2419000(0000) knlGS:0000000000000000
[  193.597096][ T1764] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  193.597483][ T1764] CR2: 00000000004e59f8 CR3: 0000000011677005 CR4: 0000000000772ef0
[  193.597934][ T1764] PKRU: 55555554
[  193.598178][ T1764] Call Trace:
[  193.598397][ T1764]  <TASK>
[ 193.598549][ T1764] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 193.598847][ T1764] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 193.599156][ T1764] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 193.599542][ T1764] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 193.599853][ T1764] netif_set_mtu (net/core/dev.c:9652) 
[ 193.600157][ T1764] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 193.600475][ T1764] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) 
[ 193.600845][ T1764] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 193.601100][ T1764] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 193.601412][ T1764] br_add_if (net/bridge/br_if.c:697) 
[ 193.601646][ T1764] do_set_master (net/core/rtnetlink.c:2948) 
[ 193.601937][ T1764] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 193.602243][ T1764] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 193.602542][ T1764] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 193.602912][ T1764] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 193.603213][ T1764] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 193.603508][ T1764] ? __kernel_text_address (kernel/extable.c:79) 
[ 193.603802][ T1764] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.604106][ T1764] ? __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) 
[ 193.604402][ T1764] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 193.604763][ T1764] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 193.605055][ T1764] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 193.605362][ T1764] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 193.605668][ T1764] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 193.605960][ T1764] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.606263][ T1764] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 193.606552][ T1764] ? __create_object (mm/kmemleak.c:771) 
[ 193.606848][ T1764] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 193.607150][ T1764] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 193.607445][ T1764] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 193.607807][ T1764] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 193.608116][ T1764] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 193.608417][ T1764] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 193.608724][ T1764] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.609035][ T1764] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.609362][ T1764] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 193.609679][ T1764] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 193.609985][ T1764] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 193.610301][ T1764] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 193.610612][ T1764] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 193.610921][ T1764] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.611236][ T1764] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 193.611543][ T1764] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 193.611846][ T1764] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 193.612160][ T1764] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 193.612452][ T1764] ? 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) 
[ 193.612760][ T1764] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 193.613058][ T1764] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 193.613366][ T1764] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.613674][ T1764] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 193.613968][ T1764] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 193.614269][ T1764] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 193.614569][ T1764] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 193.614868][ T1764] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 193.615170][ T1764] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 193.615549][ T1764] ___sys_sendmsg (net/socket.c:2670) 
[ 193.615839][ T1764] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 193.616137][ T1764] ? __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) 
[ 193.616506][ T1764] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 193.616801][ T1764] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.617118][ T1764] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 193.617426][ T1764] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 193.617718][ T1764] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 193.618010][ T1764] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 193.618317][ T1764] __sys_sendmsg (net/socket.c:2700) 
[ 193.618610][ T1764] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 193.618971][ T1764] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 193.619287][ T1764] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 193.619598][ T1764] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 193.619891][ T1764] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  193.620260][ T1764] RIP: 0033:0x7f697a6041e7
[ 193.620562][ T1764] 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)
[  193.621624][ T1764] RSP: 002b:00007fff194f4f28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  193.622065][ T1764] RAX: ffffffffffffffda RBX: 00007fff194f5660 RCX: 00007f697a6041e7
[  193.622515][ T1764] RDX: 0000000000000000 RSI: 00007fff194f4f90 RDI: 0000000000000005
[  193.622951][ T1764] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  193.623400][ T1764] R10: 0000000020700910 R11: 0000000000000246 R12: 0000000000000004
[  193.623838][ T1764] R13: 00000000686e26f6 R14: 0000000000499600 R15: 0000000000000000
| [  194.446558][ T1771] ------------[ cut here ]------------
| [ 194.446930][ T1771] WARNING: CPU: 1 PID: 1771 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) 
| [  194.448338][ T1771] Modules linked in:
| [  194.449192][ T1771] Tainted: [W]=WARN
[  194.449417][ T1771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 194.449805][ T1771] 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) 
[ 194.450118][ T1771] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  194.451218][ T1771] RSP: 0018:ffffc900051e6ef0 EFLAGS: 00010246
[  194.451603][ T1771] RAX: 0000000000000000 RBX: ffff88800d40a000 RCX: 0000000000000001
[  194.452060][ T1771] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  194.452521][ T1771] RBP: ffffc900051e6fd8 R08: 0000000000000000 R09: 0000000000000000
[  194.452969][ T1771] R10: ffffc900051e7008 R11: ffffffff98f8d1e0 R12: 1ffff92000a3cde2
[  194.453414][ T1771] R13: 00000000000005dc R14: ffffc900051e7008 R15: ffff88800d40af48
[  194.453859][ T1771] FS:  00007fa8b3454800(0000) GS:ffff8880d2419000(0000) knlGS:0000000000000000
[  194.454393][ T1771] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  194.454773][ T1771] CR2: 00000000004e59f0 CR3: 0000000010eba001 CR4: 0000000000772ef0
[  194.455226][ T1771] PKRU: 55555554
[  194.455446][ T1771] Call Trace:
[  194.455665][ T1771]  <TASK>
[ 194.455836][ T1771] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 194.456152][ T1771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.456472][ T1771] netif_set_mtu (net/core/dev.c:9652) 
[ 194.456783][ T1771] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 194.457118][ T1771] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 194.457342][ T1771] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 194.457641][ T1771] br_add_if (net/bridge/br_if.c:697) 
[ 194.457889][ T1771] do_set_master (net/core/rtnetlink.c:2948) 
[ 194.458196][ T1771] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 194.458508][ T1771] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 194.458806][ T1771] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 194.459201][ T1771] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 194.459523][ T1771] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 194.459816][ T1771] ? __kernel_text_address (kernel/extable.c:79) 
[ 194.460126][ T1771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.460439][ T1771] ? __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) 
[ 194.460735][ T1771] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 194.461123][ T1771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.461422][ T1771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.461717][ T1771] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 194.462008][ T1771] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 194.462315][ T1771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.462614][ T1771] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 194.462903][ T1771] ? __create_object (mm/kmemleak.c:771) 
[ 194.463222][ T1771] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 194.463529][ T1771] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 194.463835][ T1771] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 194.464232][ T1771] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 194.464533][ T1771] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 194.464835][ T1771] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.465134][ T1771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.465435][ T1771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.465726][ T1771] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 194.466016][ T1771] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.466317][ T1771] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.466608][ T1771] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 194.466902][ T1771] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.467212][ T1771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.467511][ T1771] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 194.467804][ T1771] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.468105][ T1771] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 194.468409][ T1771] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 194.468701][ T1771] ? 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) 
[ 194.468996][ T1771] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 194.469304][ T1771] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 194.469605][ T1771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.469903][ T1771] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 194.470206][ T1771] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 194.470502][ T1771] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 194.470800][ T1771] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 194.471106][ T1771] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 194.471405][ T1771] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 194.471780][ T1771] ___sys_sendmsg (net/socket.c:2670) 
[ 194.472068][ T1771] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 194.472371][ T1771] ? __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) 
[ 194.472737][ T1771] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 194.473034][ T1771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.473336][ T1771] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.473639][ T1771] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.473931][ T1771] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 194.474230][ T1771] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.474538][ T1771] __sys_sendmsg (net/socket.c:2700) 
[ 194.474828][ T1771] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 194.475198][ T1771] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 194.475502][ T1771] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.475795][ T1771] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 194.476103][ T1771] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  194.476464][ T1771] RIP: 0033:0x7fa8b36211e7
[ 194.476765][ T1771] 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)
[  194.477813][ T1771] RSP: 002b:00007ffdda33f668 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  194.478267][ T1771] RAX: ffffffffffffffda RBX: 00007ffdda33fda0 RCX: 00007fa8b36211e7
[  194.478725][ T1771] RDX: 0000000000000000 RSI: 00007ffdda33f6d0 RDI: 0000000000000005
[  194.479172][ T1771] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  194.479633][ T1771] R10: 0000000025deb910 R11: 0000000000000246 R12: 0000000000000004
[  194.480087][ T1771] R13: 00000000686e26f7 R14: 0000000000499600 R15: 0000000000000000
| [  194.599480][ T1772] ------------[ cut here ]------------
| [ 194.599791][ T1772] WARNING: CPU: 3 PID: 1772 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) 
| [  194.601052][ T1772] Modules linked in:
| [  194.601880][ T1772] Tainted: [W]=WARN
[  194.602108][ T1772] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 194.602479][ T1772] 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) 
[ 194.602779][ T1772] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  194.603829][ T1772] RSP: 0018:ffffc900051f6ef0 EFLAGS: 00010246
[  194.604213][ T1772] RAX: 0000000000000000 RBX: ffff88800d40a000 RCX: 0000000000000001
[  194.604649][ T1772] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  194.605092][ T1772] RBP: ffffc900051f6fd8 R08: 0000000000000000 R09: 0000000000000000
[  194.605530][ T1772] R10: ffffc900051f7008 R11: ffffffff98f8d1e0 R12: 1ffff92000a3ede2
[  194.605969][ T1772] R13: 00000000000005dc R14: ffffc900051f7008 R15: ffff88800d40af48
[  194.606422][ T1772] FS:  00007fb216946800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  194.606935][ T1772] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  194.607315][ T1772] CR2: 00000000004e59f8 CR3: 000000000d66c005 CR4: 0000000000772ef0
[  194.607757][ T1772] PKRU: 55555554
[  194.607977][ T1772] Call Trace:
[  194.608209][ T1772]  <TASK>
[ 194.608361][ T1772] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 194.608654][ T1772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.608958][ T1772] netif_set_mtu (net/core/dev.c:9652) 
[ 194.609258][ T1772] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 194.609574][ T1772] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 194.609795][ T1772] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 194.610098][ T1772] br_add_if (net/bridge/br_if.c:697) 
[ 194.610336][ T1772] do_set_master (net/core/rtnetlink.c:2948) 
[ 194.610626][ T1772] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 194.610921][ T1772] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 194.611226][ T1772] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 194.611595][ T1772] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 194.611887][ T1772] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 194.612185][ T1772] ? __kernel_text_address (kernel/extable.c:79) 
[ 194.612484][ T1772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.612783][ T1772] ? __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) 
[ 194.613084][ T1772] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 194.613448][ T1772] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.613739][ T1772] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.614028][ T1772] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 194.614328][ T1772] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 194.614627][ T1772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.614919][ T1772] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 194.615222][ T1772] ? __create_object (mm/kmemleak.c:771) 
[ 194.615516][ T1772] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 194.615808][ T1772] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 194.616105][ T1772] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 194.616468][ T1772] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 194.616766][ T1772] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 194.617065][ T1772] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.617364][ T1772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.617661][ T1772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.617952][ T1772] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 194.618247][ T1772] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.618542][ T1772] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 194.618833][ T1772] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 194.619133][ T1772] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.619439][ T1772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.619742][ T1772] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 194.620035][ T1772] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 194.620351][ T1772] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 194.620655][ T1772] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 194.620945][ T1772] ? 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) 
[ 194.621251][ T1772] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 194.621549][ T1772] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 194.621840][ T1772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.622143][ T1772] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 194.622441][ T1772] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 194.622732][ T1772] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 194.623032][ T1772] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 194.623334][ T1772] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 194.623630][ T1772] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 194.624006][ T1772] ___sys_sendmsg (net/socket.c:2670) 
[ 194.624305][ T1772] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 194.624596][ T1772] ? __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) 
[ 194.624960][ T1772] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 194.625263][ T1772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.625563][ T1772] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 194.625865][ T1772] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 194.626166][ T1772] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 194.626459][ T1772] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 194.626760][ T1772] __sys_sendmsg (net/socket.c:2700) 
[ 194.627052][ T1772] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 194.627421][ T1772] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 194.627729][ T1772] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 194.628026][ T1772] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 194.628328][ T1772] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  194.628688][ T1772] RIP: 0033:0x7fb216b131e7
[ 194.628988][ T1772] 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)
[  194.630060][ T1772] RSP: 002b:00007ffdf2b96278 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  194.630507][ T1772] RAX: ffffffffffffffda RBX: 00007ffdf2b969b0 RCX: 00007fb216b131e7
[  194.630946][ T1772] RDX: 0000000000000000 RSI: 00007ffdf2b962e0 RDI: 0000000000000005
[  194.631389][ T1772] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  194.631829][ T1772] R10: 00000000161d2910 R11: 0000000000000246 R12: 0000000000000004
[  194.632277][ T1772] R13: 00000000686e26f7 R14: 0000000000499600 R15: 0000000000000000
| [  196.893426][ T1791] ------------[ cut here ]------------
| [ 196.893737][ T1791] WARNING: CPU: 3 PID: 1791 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) 
| [  196.894297][ T1791] Modules linked in:
| [  196.895063][ T1791] Tainted: [W]=WARN
[  196.895289][ T1791] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 196.895635][ T1791] 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) 
[ 196.895919][ T1791] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  196.897388][ T1791] RSP: 0018:ffffc90005317140 EFLAGS: 00010246
[  196.897741][ T1791] RAX: 0000000000000000 RBX: ffff88800cd5c000 RCX: 0000000000000001
[  196.898158][ T1791] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  196.898573][ T1791] RBP: ffffc90005317228 R08: ffff88800b28d000 R09: 0000000000000000
[  196.899083][ T1791] R10: ffffc900053175c8 R11: ffffffff99873028 R12: 1ffff92000a62e2c
[  196.899501][ T1791] R13: 0000000000000578 R14: ffffc90005317880 R15: ffff888011f94060
[  196.899910][ T1791] FS:  00007fe736935800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  196.900402][ T1791] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  196.900748][ T1791] CR2: 00000000004e59f8 CR3: 0000000011cd8006 CR4: 0000000000772ef0
[  196.901169][ T1791] PKRU: 55555554
[  196.901375][ T1791] Call Trace:
[  196.901579][ T1791]  <TASK>
[ 196.901719][ T1791] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.901999][ T1791] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 196.902285][ T1791] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.902560][ T1791] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 196.902835][ T1791] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 196.903115][ T1791] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 196.903401][ T1791] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 196.903680][ T1791] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 196.904032][ T1791] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 196.904316][ T1791] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 196.904589][ T1791] ? __kernel_text_address (kernel/extable.c:79) 
[ 196.904866][ T1791] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.905151][ T1791] ? __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) 
[ 196.905429][ T1791] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 196.905770][ T1791] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.906050][ T1791] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.906333][ T1791] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 196.906608][ T1791] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 196.906884][ T1791] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.907167][ T1791] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 196.907439][ T1791] ? __create_object (mm/kmemleak.c:771) 
[ 196.907716][ T1791] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 196.907992][ T1791] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 196.908281][ T1791] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 196.908620][ T1791] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 196.908900][ T1791] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 196.909187][ T1791] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 196.909471][ T1791] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.909751][ T1791] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.910025][ T1791] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 196.910306][ T1791] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.910585][ T1791] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 196.910858][ T1791] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 196.911146][ T1791] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 196.911424][ T1791] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.911703][ T1791] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 196.911976][ T1791] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 196.912262][ T1791] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 196.912554][ T1791] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 196.912827][ T1791] ? 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) 
[ 196.913110][ T1791] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 196.913388][ T1791] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 196.913660][ T1791] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.913939][ T1791] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 196.914243][ T1791] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 196.914523][ T1791] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 196.914803][ T1791] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 196.915090][ T1791] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 196.915364][ T1791] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 196.915715][ T1791] ___sys_sendmsg (net/socket.c:2670) 
[ 196.915987][ T1791] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 196.916268][ T1791] ? __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) 
[ 196.916617][ T1791] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 196.916892][ T1791] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.917178][ T1791] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 196.917456][ T1791] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 196.917730][ T1791] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 196.918002][ T1791] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 196.918288][ T1791] __sys_sendmsg (net/socket.c:2700) 
[ 196.918560][ T1791] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 196.918902][ T1791] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 196.919195][ T1791] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 196.919476][ T1791] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 196.919754][ T1791] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  196.920098][ T1791] RIP: 0033:0x7fe736b021e7
[ 196.920381][ T1791] 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)
[  196.921368][ T1791] RSP: 002b:00007fff3be55818 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  196.921783][ T1791] RAX: ffffffffffffffda RBX: 00007fff3be55f50 RCX: 00007fe736b021e7
[  196.922198][ T1791] RDX: 0000000000000000 RSI: 00007fff3be55880 RDI: 0000000000000005
[  196.922614][ T1791] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  196.923024][ T1791] R10: 00007fe7369ff498 R11: 0000000000000246 R12: 0000000000000004
[  196.923439][ T1791] R13: 00000000686e26fa R14: 0000000000499600 R15: 0000000000000000
| [  209.774197][ T1899] ------------[ cut here ]------------
| [ 209.774582][ T1899] WARNING: CPU: 1 PID: 1899 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) 
| [  209.776665][ T1899] Modules linked in:
| [  209.777510][ T1899] Tainted: [W]=WARN
[  209.777733][ T1899] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 209.778120][ T1899] 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) 
[ 209.778456][ T1899] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  209.779525][ T1899] RSP: 0018:ffffc90005806ef0 EFLAGS: 00010246
[  209.779897][ T1899] RAX: 0000000000000000 RBX: ffff8880120a2000 RCX: 0000000000000001
[  209.780343][ T1899] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  209.780784][ T1899] RBP: ffffc90005806fd8 R08: 0000000000000000 R09: 0000000000000000
[  209.781232][ T1899] R10: ffffc90005807008 R11: ffffffff98f8d1e0 R12: 1ffff92000b00de2
[  209.781672][ T1899] R13: 00000000000005dc R14: ffffc90005807008 R15: ffff8880120a2f48
[  209.782132][ T1899] FS:  00007fdd6b88f800(0000) GS:ffff8880d2419000(0000) knlGS:0000000000000000
[  209.782677][ T1899] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  209.783053][ T1899] CR2: 00000000004e59f0 CR3: 0000000011b26004 CR4: 0000000000772ef0
[  209.783508][ T1899] PKRU: 55555554
[  209.783729][ T1899] Call Trace:
[  209.783947][ T1899]  <TASK>
[ 209.784106][ T1899] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 209.784401][ T1899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.784710][ T1899] netif_set_mtu (net/core/dev.c:9652) 
[ 209.785007][ T1899] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 209.785326][ T1899] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 209.785553][ T1899] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 209.785852][ T1899] br_add_if (net/bridge/br_if.c:697) 
[ 209.786119][ T1899] do_set_master (net/core/rtnetlink.c:2948) 
[ 209.786432][ T1899] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 209.786734][ T1899] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.787031][ T1899] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 209.787412][ T1899] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 209.787705][ T1899] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 209.787996][ T1899] ? __kernel_text_address (kernel/extable.c:79) 
[ 209.788309][ T1899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.788606][ T1899] ? __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) 
[ 209.788900][ T1899] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 209.789270][ T1899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.789576][ T1899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.789870][ T1899] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 209.790189][ T1899] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 209.790510][ T1899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.790802][ T1899] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 209.791102][ T1899] ? __create_object (mm/kmemleak.c:771) 
[ 209.791400][ T1899] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 209.791694][ T1899] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 209.791989][ T1899] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 209.792362][ T1899] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 209.792664][ T1899] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 209.792963][ T1899] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.793263][ T1899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.793567][ T1899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.793860][ T1899] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 209.794170][ T1899] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.794492][ T1899] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.794784][ T1899] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 209.795189][ T1899] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.795492][ T1899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.795790][ T1899] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 209.796096][ T1899] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.796395][ T1899] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 209.796701][ T1899] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 209.796992][ T1899] ? 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) 
[ 209.797294][ T1899] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 209.797592][ T1899] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 209.797883][ T1899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.798210][ T1899] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.798525][ T1899] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 209.798820][ T1899] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 209.799129][ T1899] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.799425][ T1899] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 209.799724][ T1899] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 209.800111][ T1899] ___sys_sendmsg (net/socket.c:2670) 
[ 209.800408][ T1899] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 209.800697][ T1899] ? __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) 
[ 209.801060][ T1899] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 209.801364][ T1899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.801660][ T1899] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.801956][ T1899] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.802270][ T1899] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 209.802590][ T1899] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.802890][ T1899] __sys_sendmsg (net/socket.c:2700) 
[ 209.803190][ T1899] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 209.803553][ T1899] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 209.803858][ T1899] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.804159][ T1899] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.804455][ T1899] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  209.804820][ T1899] RIP: 0033:0x7fdd6ba5c1e7
[ 209.805129][ T1899] 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)
[  209.806194][ T1899] RSP: 002b:00007fff89be58a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  209.806662][ T1899] RAX: ffffffffffffffda RBX: 00007fff89be5fe0 RCX: 00007fdd6ba5c1e7
[  209.807112][ T1899] RDX: 0000000000000000 RSI: 00007fff89be5910 RDI: 0000000000000005
[  209.807551][ T1899] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  209.807988][ T1899] R10: 00000000049e8910 R11: 0000000000000246 R12: 0000000000000004
[  209.808433][ T1899] R13: 00000000686e2707 R14: 0000000000499600 R15: 0000000000000000
| [  209.957194][ T1900] ------------[ cut here ]------------
| [ 209.957491][ T1900] WARNING: CPU: 1 PID: 1900 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) 
| [  209.958093][ T1900] Modules linked in:
| [  209.958909][ T1900] Tainted: [W]=WARN
[  209.959138][ T1900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 209.959517][ T1900] 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) 
[ 209.959824][ T1900] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  209.960887][ T1900] RSP: 0018:ffffc90005816ef0 EFLAGS: 00010246
[  209.961270][ T1900] RAX: 0000000000000000 RBX: ffff8880120a2000 RCX: 0000000000000001
[  209.961712][ T1900] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  209.962164][ T1900] RBP: ffffc90005816fd8 R08: 0000000000000000 R09: 0000000000000000
[  209.962604][ T1900] R10: ffffc90005817008 R11: ffffffff98f8d1e0 R12: 1ffff92000b02de2
[  209.963042][ T1900] R13: 00000000000005dc R14: ffffc90005817008 R15: ffff8880120a2f48
[  209.963491][ T1900] FS:  00007fb985a57800(0000) GS:ffff8880d2419000(0000) knlGS:0000000000000000
[  209.964008][ T1900] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  209.964384][ T1900] CR2: 00000000004e59f8 CR3: 0000000011291006 CR4: 0000000000772ef0
[  209.964829][ T1900] PKRU: 55555554
[  209.965048][ T1900] Call Trace:
[  209.965411][ T1900]  <TASK>
[ 209.965567][ T1900] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 209.965866][ T1900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.966311][ T1900] netif_set_mtu (net/core/dev.c:9652) 
[ 209.966605][ T1900] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 209.966916][ T1900] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 209.967228][ T1900] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 209.967529][ T1900] br_add_if (net/bridge/br_if.c:697) 
[ 209.967761][ T1900] do_set_master (net/core/rtnetlink.c:2948) 
[ 209.968055][ T1900] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 209.968365][ T1900] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.968663][ T1900] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 209.969033][ T1900] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 209.969334][ T1900] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 209.969634][ T1900] ? __kernel_text_address (kernel/extable.c:79) 
[ 209.969931][ T1900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.970238][ T1900] ? __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) 
[ 209.970541][ T1900] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 209.970906][ T1900] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.971210][ T1900] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.971502][ T1900] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 209.971794][ T1900] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 209.972099][ T1900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.972393][ T1900] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 209.972687][ T1900] ? __create_object (mm/kmemleak.c:771) 
[ 209.972983][ T1900] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 209.973289][ T1900] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 209.973586][ T1900] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 209.973950][ T1900] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 209.974260][ T1900] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 209.974559][ T1900] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.974852][ T1900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.975165][ T1900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.975459][ T1900] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 209.975757][ T1900] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.976052][ T1900] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.976352][ T1900] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 209.976646][ T1900] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.976945][ T1900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.977249][ T1900] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 209.977548][ T1900] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.977841][ T1900] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 209.978160][ T1900] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 209.978461][ T1900] ? 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) 
[ 209.978760][ T1900] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 209.979056][ T1900] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 209.979362][ T1900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.979675][ T1900] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.979975][ T1900] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 209.980278][ T1900] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 209.980579][ T1900] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.980873][ T1900] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 209.981175][ T1900] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 209.981554][ T1900] ___sys_sendmsg (net/socket.c:2670) 
[ 209.981847][ T1900] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 209.982151][ T1900] ? __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) 
[ 209.982520][ T1900] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 209.982817][ T1900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.983134][ T1900] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.983434][ T1900] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.983727][ T1900] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 209.984023][ T1900] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.984332][ T1900] __sys_sendmsg (net/socket.c:2700) 
[ 209.984623][ T1900] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 209.984987][ T1900] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 209.985307][ T1900] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.985603][ T1900] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.985896][ T1900] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  209.986278][ T1900] RIP: 0033:0x7fb985c241e7
[ 209.986581][ T1900] 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)
[  209.987639][ T1900] RSP: 002b:00007fff95bf5ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  209.988099][ T1900] RAX: ffffffffffffffda RBX: 00007fff95bf6210 RCX: 00007fb985c241e7
[  209.988542][ T1900] RDX: 0000000000000000 RSI: 00007fff95bf5b40 RDI: 0000000000000005
[  209.988978][ T1900] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  209.989530][ T1900] R10: 0000000010a36910 R11: 0000000000000246 R12: 0000000000000004
[  209.989974][ T1900] R13: 00000000686e2707 R14: 0000000000499600 R15: 0000000000000000
| [  210.860289][ T1907] ------------[ cut here ]------------
| [ 210.860594][ T1907] WARNING: CPU: 3 PID: 1907 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) 
| [  210.861197][ T1907] Modules linked in:
| [  210.862025][ T1907] Tainted: [W]=WARN
[  210.862274][ T1907] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 210.862642][ T1907] 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) 
[ 210.862942][ T1907] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  210.864007][ T1907] RSP: 0018:ffffc90005886ef0 EFLAGS: 00010246
[  210.864399][ T1907] RAX: 0000000000000000 RBX: ffff88800598a000 RCX: 0000000000000001
[  210.864836][ T1907] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  210.865293][ T1907] RBP: ffffc90005886fd8 R08: 0000000000000000 R09: 0000000000000000
[  210.865736][ T1907] R10: ffffc90005887008 R11: ffffffff98f8d1e0 R12: 1ffff92000b10de2
[  210.866194][ T1907] R13: 00000000000005dc R14: ffffc90005887008 R15: ffff88800598af48
[  210.866634][ T1907] FS:  00007f126c07a800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  210.867164][ T1907] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  210.867538][ T1907] CR2: 00000000004e59f0 CR3: 0000000011cd3001 CR4: 0000000000772ef0
[  210.867978][ T1907] PKRU: 55555554
[  210.868221][ T1907] Call Trace:
[  210.868441][ T1907]  <TASK>
[ 210.868594][ T1907] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 210.868887][ T1907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.869206][ T1907] netif_set_mtu (net/core/dev.c:9652) 
[ 210.869512][ T1907] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 210.869822][ T1907] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 210.870044][ T1907] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 210.870366][ T1907] br_add_if (net/bridge/br_if.c:697) 
[ 210.870601][ T1907] do_set_master (net/core/rtnetlink.c:2948) 
[ 210.870891][ T1907] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 210.871205][ T1907] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 210.871503][ T1907] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 210.871878][ T1907] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 210.872188][ T1907] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 210.872480][ T1907] ? __kernel_text_address (kernel/extable.c:79) 
[ 210.872775][ T1907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.873087][ T1907] ? __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) 
[ 210.873384][ T1907] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 210.873750][ T1907] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 210.874044][ T1907] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 210.874356][ T1907] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 210.874650][ T1907] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 210.874943][ T1907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.875258][ T1907] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 210.875549][ T1907] ? __create_object (mm/kmemleak.c:771) 
[ 210.875844][ T1907] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 210.876161][ T1907] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 210.876455][ T1907] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 210.876821][ T1907] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 210.877137][ T1907] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 210.877436][ T1907] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 210.877726][ T1907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.878024][ T1907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.878338][ T1907] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 210.878633][ T1907] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 210.878927][ T1907] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 210.879239][ T1907] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 210.879557][ T1907] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 210.879856][ T1907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.880176][ T1907] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 210.880469][ T1907] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 210.880768][ T1907] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 210.881089][ T1907] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 210.881383][ T1907] ? 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) 
[ 210.881678][ T1907] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 210.881973][ T1907] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 210.882285][ T1907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.882583][ T1907] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 210.882885][ T1907] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 210.883192][ T1907] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 210.883492][ T1907] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 210.883787][ T1907] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 210.884098][ T1907] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 210.884475][ T1907] ___sys_sendmsg (net/socket.c:2670) 
[ 210.884766][ T1907] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 210.885061][ T1907] ? __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) 
[ 210.885445][ T1907] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 210.885743][ T1907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.886039][ T1907] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 210.886362][ T1907] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 210.886657][ T1907] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 210.886950][ T1907] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 210.887272][ T1907] __sys_sendmsg (net/socket.c:2700) 
[ 210.887567][ T1907] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 210.887931][ T1907] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 210.888258][ T1907] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 210.888561][ T1907] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 210.888856][ T1907] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  210.889238][ T1907] RIP: 0033:0x7f126c2471e7
[ 210.889551][ T1907] 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)
[  210.890623][ T1907] RSP: 002b:00007ffe818056a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  210.891063][ T1907] RAX: ffffffffffffffda RBX: 00007ffe81805de0 RCX: 00007f126c2471e7
[  210.891520][ T1907] RDX: 0000000000000000 RSI: 00007ffe81805710 RDI: 0000000000000005
[  210.891964][ T1907] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  210.892420][ T1907] R10: 000000003021a910 R11: 0000000000000246 R12: 0000000000000004
[  210.892857][ T1907] R13: 00000000686e2708 R14: 0000000000499600 R15: 0000000000000000
| [  211.015567][ T1908] ------------[ cut here ]------------
| [ 211.015880][ T1908] WARNING: CPU: 0 PID: 1908 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) 
| [  211.017176][ T1908] Modules linked in:
| [  211.018050][ T1908] Tainted: [W]=WARN
[  211.018293][ T1908] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 211.018679][ T1908] 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) 
[ 211.018999][ T1908] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  211.020143][ T1908] RSP: 0018:ffffc90005896ef0 EFLAGS: 00010246
[  211.020534][ T1908] RAX: 0000000000000000 RBX: ffff88800598a000 RCX: 0000000000000001
[  211.020999][ T1908] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  211.021474][ T1908] RBP: ffffc90005896fd8 R08: 0000000000000000 R09: 0000000000000000
[  211.021942][ T1908] R10: ffffc90005897008 R11: ffffffff98f8d1e0 R12: 1ffff92000b12de2
[  211.022412][ T1908] R13: 00000000000005dc R14: ffffc90005897008 R15: ffff88800598af48
[  211.022877][ T1908] FS:  00007f8f7be02800(0000) GS:ffff8880d2399000(0000) knlGS:0000000000000000
[  211.023425][ T1908] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  211.023818][ T1908] CR2: 00000000004e59f8 CR3: 0000000012021005 CR4: 0000000000772ef0
[  211.024291][ T1908] PKRU: 55555554
[  211.024523][ T1908] Call Trace:
[  211.024752][ T1908]  <TASK>
[ 211.024913][ T1908] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 211.025231][ T1908] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.025554][ T1908] netif_set_mtu (net/core/dev.c:9652) 
[ 211.025864][ T1908] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 211.026199][ T1908] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 211.026435][ T1908] br_mtu_auto_adjust (net/bridge/br_if.c:525) 
[ 211.026749][ T1908] br_add_if (net/bridge/br_if.c:697) 
[ 211.026992][ T1908] do_set_master (net/core/rtnetlink.c:2948) 
[ 211.027306][ T1908] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 211.027621][ T1908] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 211.027934][ T1908] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 211.028353][ T1908] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 211.028666][ T1908] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 211.028974][ T1908] ? __kernel_text_address (kernel/extable.c:79) 
[ 211.029291][ T1908] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.029609][ T1908] ? __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) 
[ 211.030011][ T1908] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 211.030417][ T1908] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 211.030730][ T1908] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 211.031039][ T1908] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 211.031354][ T1908] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 211.031663][ T1908] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.031970][ T1908] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 211.032281][ T1908] ? __create_object (mm/kmemleak.c:771) 
[ 211.032590][ T1908] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 211.032908][ T1908] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 211.033225][ T1908] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 211.033606][ T1908] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 211.033920][ T1908] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 211.034253][ T1908] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 211.034559][ T1908] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.034870][ T1908] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.035187][ T1908] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 211.035494][ T1908] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 211.035802][ T1908] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 211.036118][ T1908] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 211.036426][ T1908] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 211.036736][ T1908] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.037051][ T1908] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 211.037365][ T1908] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 211.037677][ T1908] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 211.037995][ T1908] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 211.038320][ T1908] ? 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) 
[ 211.038637][ T1908] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 211.038946][ T1908] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 211.039262][ T1908] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.039581][ T1908] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 211.039896][ T1908] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 211.040213][ T1908] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 211.040527][ T1908] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 211.040836][ T1908] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 211.041157][ T1908] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 211.041552][ T1908] ___sys_sendmsg (net/socket.c:2670) 
[ 211.041856][ T1908] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 211.042182][ T1908] ? __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) 
[ 211.042573][ T1908] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 211.042882][ T1908] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.043204][ T1908] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 211.043516][ T1908] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 211.043823][ T1908] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 211.044137][ T1908] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 211.044453][ T1908] __sys_sendmsg (net/socket.c:2700) 
[ 211.044763][ T1908] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 211.045155][ T1908] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 211.045474][ T1908] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 211.045781][ T1908] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 211.046110][ T1908] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  211.046492][ T1908] RIP: 0033:0x7f8f7bfcf1e7
[ 211.046809][ T1908] 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)
[  211.047921][ T1908] RSP: 002b:00007ffd540a1188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  211.048390][ T1908] RAX: ffffffffffffffda RBX: 00007ffd540a18c0 RCX: 00007f8f7bfcf1e7
[  211.048850][ T1908] RDX: 0000000000000000 RSI: 00007ffd540a11f0 RDI: 0000000000000005
[  211.049328][ T1908] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  211.049800][ T1908] R10: 0000000011e12910 R11: 0000000000000246 R12: 0000000000000004
[  211.050276][ T1908] R13: 00000000686e2708 R14: 0000000000499600 R15: 0000000000000000
| [  213.318930][ T1927] ------------[ cut here ]------------
| [ 213.319327][ T1927] WARNING: CPU: 3 PID: 1927 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) 
| [  213.319884][ T1927] Modules linked in:
| [  213.320661][ T1927] Tainted: [W]=WARN
[  213.320868][ T1927] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 213.321219][ T1927] 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) 
[ 213.321505][ T1927] Code: 00 00 8b 05 97 05 bc 02 85 c0 0f 84 52 fe ff ff 48 8d bb c0 0c 00 00 be ff ff ff ff e8 fa fd 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 97 05 bc 02    	mov    0x2bc0597(%rip),%eax        # 0x2bc059f
   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 fa fd 9b 00       	call   0x9bfe1b
  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
[  213.322491][ T1927] RSP: 0018:ffffc90005977140 EFLAGS: 00010246
[  213.322841][ T1927] RAX: 0000000000000000 RBX: ffff88800e199000 RCX: 0000000000000001
[  213.323259][ T1927] RDX: 0000000000000000 RSI: ffffffff98510759 RDI: ffffffff97c58280
[  213.323670][ T1927] RBP: ffffc90005977228 R08: ffff888009cfd000 R09: 0000000000000000
[  213.324091][ T1927] R10: ffffc900059775c8 R11: ffffffff99873028 R12: 1ffff92000b2ee2c
[  213.324502][ T1927] R13: 0000000000000578 R14: ffffc90005977880 R15: ffff8880122891e0
[  213.324911][ T1927] FS:  00007f5312965800(0000) GS:ffff8880d2519000(0000) knlGS:0000000000000000
[  213.325401][ T1927] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  213.325748][ T1927] CR2: 00000000004e59f8 CR3: 0000000011ca6003 CR4: 0000000000772ef0
[  213.326169][ T1927] PKRU: 55555554
[  213.326374][ T1927] Call Trace:
[  213.326576][ T1927]  <TASK>
[ 213.326716][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.327001][ T1927] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 213.327281][ T1927] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.327557][ T1927] ? __pfx_validate_linkmsg (net/core/rtnetlink.c:2660) 
[ 213.327833][ T1927] ? is_bpf_text_address (kernel/bpf/core.c:777) 
[ 213.328112][ T1927] ? kernel_text_address (kernel/extable.c:97 kernel/extable.c:94) 
[ 213.328393][ T1927] do_setlink.constprop.0 (net/core/rtnetlink.c:3106) 
[ 213.328672][ T1927] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 213.329017][ T1927] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 213.329297][ T1927] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 213.329576][ T1927] ? __kernel_text_address (kernel/extable.c:79) 
[ 213.329857][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.330141][ T1927] ? __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) 
[ 213.330421][ T1927] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 213.330763][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.331038][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.331318][ T1927] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 213.331593][ T1927] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 213.331870][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.332150][ T1927] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 213.332420][ T1927] ? __create_object (mm/kmemleak.c:771) 
[ 213.332695][ T1927] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 213.332968][ T1927] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 213.333251][ T1927] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 213.333594][ T1927] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 213.333874][ T1927] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 213.334159][ T1927] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.334431][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.334713][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.334986][ T1927] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 213.335265][ T1927] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.335542][ T1927] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 213.335814][ T1927] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 213.336098][ T1927] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.336377][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.336656][ T1927] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 213.336929][ T1927] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 213.337212][ T1927] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 213.337498][ T1927] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 213.337769][ T1927] ? 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) 
[ 213.338044][ T1927] netlink_unicast (net/netlink/af_netlink.c:1321 net/netlink/af_netlink.c:1346) 
[ 213.338328][ T1927] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 213.338600][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.338876][ T1927] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 213.339160][ T1927] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 213.339434][ T1927] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 213.339723][ T1927] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 213.339999][ T1927] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 213.340282][ T1927] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 213.340634][ T1927] ___sys_sendmsg (net/socket.c:2670) 
[ 213.340905][ T1927] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 213.341185][ T1927] ? __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) 
[ 213.341527][ T1927] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 213.341803][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.342089][ T1927] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 213.342374][ T1927] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 213.342647][ T1927] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 213.342919][ T1927] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 213.343219][ T1927] __sys_sendmsg (net/socket.c:2700) 
[ 213.343492][ T1927] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 213.343828][ T1927] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 213.344121][ T1927] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 213.344398][ T1927] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 213.344674][ T1927] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  213.345017][ T1927] RIP: 0033:0x7f5312b321e7
[ 213.345305][ T1927] 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)
[  213.346288][ T1927] RSP: 002b:00007ffd1ef0c518 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  213.346700][ T1927] RAX: ffffffffffffffda RBX: 00007ffd1ef0cc50 RCX: 00007f5312b321e7
[  213.347115][ T1927] RDX: 0000000000000000 RSI: 00007ffd1ef0c580 RDI: 0000000000000005
[  213.347522][ T1927] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000078
[  213.347934][ T1927] R10: 00007f5312a2f498 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