======================================
| [   21.676393][  T327] br1: port 1(vx1) entered forwarding state
| [   21.677731][  T327] ------------[ cut here ]------------
| [ 21.678072][ T327] WARNING: CPU: 2 PID: 327 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.678837][  T327] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
[   21.680224][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.682134][ T327] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.682522][ T327] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.683805][  T327] RSP: 0018:ffffc90000b76ef0 EFLAGS: 00010246
[   21.684243][  T327] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[   21.684749][  T327] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   21.685371][  T327] RBP: ffffc90000b76fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.685938][  T327] R10: ffffc90000b77010 R11: ffffffffa86a8918 R12: 1ffff9200016ede2
[   21.686445][  T327] R13: 00000000000005dc R14: ffffc90000b77010 R15: ffff88800a45af08
[   21.687039][  T327] FS:  00007f498c483800(0000) GS:ffff88808c9b7000(0000) knlGS:0000000000000000
[   21.687736][  T327] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.688190][  T327] CR2: 00000000004e5760 CR3: 00000000051a4003 CR4: 0000000000772ef0
[   21.688777][  T327] PKRU: 55555554
[   21.689024][  T327] Call Trace:
[   21.689395][  T327]  <TASK>
[ 21.689572][ T327] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.689898][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.690246][ T327] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.690710][ T327] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.691211][ T327] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.691552][ T327] netif_set_mtu (net/core/dev.c:9652) 
[ 21.691877][ T327] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.692231][ T327] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.692784][ T327] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.693051][ T327] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.693510][ T327] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.693947][ T327] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.694356][ T327] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.694683][ T327] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.695202][ T327] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.695562][ T327] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.695977][ T327] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.696343][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.696703][ T327] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.697093][ T327] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.697634][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.697976][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.698326][ T327] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.698646][ T327] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.698972][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.699316][ T327] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.699633][ T327] ? __create_object (mm/kmemleak.c:771) 
[ 21.699957][ T327] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.700412][ T327] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.700742][ T327] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.701182][ T327] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.701591][ T327] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.701920][ T327] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.702351][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.702681][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.703008][ T327] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.703438][ T327] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.703873][ T327] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.704214][ T327] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.704576][ T327] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.704903][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.705405][ T327] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.705874][ T327] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.706212][ T327] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.706649][ T327] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.706976][ T327] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.707325][ T327] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.707666][ T327] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.707991][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.708444][ T327] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.708797][ T327] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.709290][ T327] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.709619][ T327] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.709957][ T327] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.710387][ T327] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.710801][ T327] ___sys_sendmsg (net/socket.c:2670) 
[ 21.711130][ T327] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.711460][ T327] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.711854][ T327] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.712210][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.712649][ T327] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.712974][ T327] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.713501][ T327] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.713840][ T327] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.714181][ T327] __sys_sendmsg (net/socket.c:2700) 
[ 21.714525][ T327] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.714932][ T327] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.715288][ T327] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.715608][ T327] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.715933][ T327] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.716356][  T327] RIP: 0033:0x7f498c6501e7
[ 21.716689][ T327] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.717827][  T327] RSP: 002b:00007ffc4e018138 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.718337][  T327] RAX: ffffffffffffffda RBX: 00007ffc4e018860 RCX: 00007f498c6501e7
[   21.718818][  T327] RDX: 0000000000000000 RSI: 00007ffc4e0181a0 RDI: 0000000000000005
[   21.719331][  T327] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.719805][  T327] R10: 0000000000cc9910 R11: 0000000000000246 R12: 0000000000000004
[   21.720315][  T327] R13: 00000000686e0b67 R14: 0000000000499600 R15: 0000000000000000
| [   21.888870][  T328] ------------[ cut here ]------------
| [ 21.889179][ T328] WARNING: CPU: 1 PID: 328 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   21.889788][  T328] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   21.891029][  T328] Tainted: [W]=WARN
[   21.891275][  T328] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.891655][ T328] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 21.891976][ T328] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   21.893065][  T328] RSP: 0018:ffffc90000b46ef0 EFLAGS: 00010246
[   21.893458][  T328] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[   21.893912][  T328] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   21.894419][  T328] RBP: ffffc90000b46fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.894879][  T328] R10: ffffc90000b47010 R11: ffffffffa86a8918 R12: 1ffff92000168de2
[   21.895343][  T328] R13: 00000000000005dc R14: ffffc90000b47010 R15: ffff88800a45af08
[   21.895795][  T328] FS:  00007f76c1d47800(0000) GS:ffff88808c937000(0000) knlGS:0000000000000000
[   21.896339][  T328] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.896735][  T328] CR2: 00000000004e5aa8 CR3: 000000000cde7003 CR4: 0000000000772ef0
[   21.897190][  T328] PKRU: 55555554
[   21.897429][  T328] Call Trace:
[   21.897659][  T328]  <TASK>
[ 21.897817][ T328] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.898129][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.898460][ T328] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.898768][ T328] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.899147][ T328] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.899464][ T328] netif_set_mtu (net/core/dev.c:9652) 
[ 21.899768][ T328] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.900083][ T328] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.900523][ T328] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.900755][ T328] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.901165][ T328] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.901520][ T328] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.901828][ T328] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.902140][ T328] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.902547][ T328] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.902862][ T328] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.903166][ T328] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.903487][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.903797][ T328] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 21.904104][ T328] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.904508][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.905005][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.905582][ T328] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.905907][ T328] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.906214][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.906542][ T328] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.906850][ T328] ? __create_object (mm/kmemleak.c:771) 
[ 21.907159][ T328] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.907473][ T328] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.907777][ T328] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.908161][ T328] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.908498][ T328] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.908826][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.909129][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.909451][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.909763][ T328] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.910065][ T328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.910417][ T328] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.910725][ T328] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.911032][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.911353][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.911664][ T328] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.911971][ T328] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.912299][ T328] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.912618][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.912927][ T328] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 21.913251][ T328] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.913577][ T328] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.913879][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.914189][ T328] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.914542][ T328] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.914851][ T328] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.915173][ T328] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.915493][ T328] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.915807][ T328] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.916206][ T328] ___sys_sendmsg (net/socket.c:2670) 
[ 21.916518][ T328] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.916823][ T328] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 21.917204][ T328] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.917531][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.917850][ T328] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.918164][ T328] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.918489][ T328] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.918795][ T328] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.919106][ T328] __sys_sendmsg (net/socket.c:2700) 
[ 21.919420][ T328] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.919805][ T328] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.920122][ T328] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.920440][ T328] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.920747][ T328] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.921142][  T328] RIP: 0033:0x7f76c1f141e7
[ 21.921467][ T328] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   21.922579][  T328] RSP: 002b:00007ffeda79c948 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.923048][  T328] RAX: ffffffffffffffda RBX: 00007ffeda79d070 RCX: 00007f76c1f141e7
[   21.923527][  T328] RDX: 0000000000000000 RSI: 00007ffeda79c9b0 RDI: 0000000000000005
[   21.923986][  T328] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.924462][  T328] R10: 000000000bf37910 R11: 0000000000000246 R12: 0000000000000004
[   21.924942][  T328] R13: 00000000686e0b67 R14: 0000000000499600 R15: 0000000000000000
| [   22.170046][  T330] ------------[ cut here ]------------
| [ 22.170601][ T330] WARNING: CPU: 0 PID: 330 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) 
| [   22.171943][  T330] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   22.174837][  T330] Tainted: [W]=WARN
[   22.175223][  T330] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.175919][ T330] 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) 
[ 22.176536][ T330] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   22.178482][  T330] RSP: 0018:ffffc90000616ef0 EFLAGS: 00010246
[   22.179130][  T330] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[   22.179955][  T330] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   22.180776][  T330] RBP: ffffc90000616fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.181596][  T330] R10: ffffc90000617010 R11: ffffffffa86a8918 R12: 1ffff920000c2de2
[   22.182420][  T330] R13: 00000000000005dc R14: ffffc90000617010 R15: ffff88800a45af08
[   22.183283][  T330] FS:  00007f5268d28800(0000) GS:ffff88808c8b7000(0000) knlGS:0000000000000000
[   22.184221][  T330] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.184918][  T330] CR2: 00000000004e5ab0 CR3: 000000000515f001 CR4: 0000000000772ef0
[   22.185733][  T330] PKRU: 55555554
[   22.186137][  T330] Call Trace:
[   22.186594][  T330]  <TASK>
[ 22.186879][ T330] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.187435][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.187980][ T330] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.188547][ T330] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.189206][ T330] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.189770][ T330] netif_set_mtu (net/core/dev.c:9652) 
[ 22.190352][ T330] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.190925][ T330] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.191696][ T330] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.192114][ T330] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.192886][ T330] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.193515][ T330] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.194062][ T330] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.194668][ T330] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.195377][ T330] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.195916][ T330] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.196482][ T330] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.197032][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.197582][ T330] ? __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) 
[ 22.198120][ T330] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.198820][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.199362][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.199889][ T330] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.200452][ T330] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.200988][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.201534][ T330] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.202068][ T330] ? __create_object (mm/kmemleak.c:771) 
[ 22.202634][ T330] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.203194][ T330] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.203756][ T330] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.204462][ T330] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.204998][ T330] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.205544][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.206070][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.206652][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.207171][ T330] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.207703][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.208249][ T330] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.208820][ T330] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.209389][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.209948][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.210504][ T330] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.211040][ T330] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.211613][ T330] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.212175][ T330] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.212698][ T330] ? 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) 
[ 22.213237][ T330] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.213782][ T330] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.214345][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.214897][ T330] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.215477][ T330] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.215998][ T330] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.216551][ T330] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.217088][ T330] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.217649][ T330] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.218375][ T330] ___sys_sendmsg (net/socket.c:2670) 
[ 22.218901][ T330] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.219448][ T330] ? __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) 
[ 22.220092][ T330] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.220643][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.221172][ T330] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.221713][ T330] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.222227][ T330] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.222773][ T330] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.223318][ T330] __sys_sendmsg (net/socket.c:2700) 
[ 22.223838][ T330] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.224529][ T330] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.225089][ T330] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.225666][ T330] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.226197][ T330] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.226904][  T330] RIP: 0033:0x7f5268ef51e7
[ 22.227457][ T330] 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)
[   22.229494][  T330] RSP: 002b:00007ffe552992e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.230348][  T330] RAX: ffffffffffffffda RBX: 00007ffe55299a10 RCX: 00007f5268ef51e7
[   22.231193][  T330] RDX: 0000000000000000 RSI: 00007ffe55299350 RDI: 0000000000000005
[   22.232040][  T330] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.232888][  T330] R10: 000000002dc9b910 R11: 0000000000000246 R12: 0000000000000004
[   22.233736][  T330] R13: 00000000686e0b67 R14: 0000000000499600 R15: 0000000000000000
| [   26.778794][  T377] ------------[ cut here ]------------
| [ 26.779230][ T377] WARNING: CPU: 0 PID: 377 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   26.780990][  T377] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   26.782399][  T377] Tainted: [W]=WARN
[   26.782687][  T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 26.783123][ T377] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 26.783503][ T377] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   26.784732][  T377] RSP: 0018:ffffc90000a06ef0 EFLAGS: 00010246
[   26.785267][  T377] RAX: 0000000000000000 RBX: ffff88800fa52000 RCX: 0000000000000001
[   26.785805][  T377] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   26.786316][  T377] RBP: ffffc90000a06fe0 R08: 0000000000000000 R09: 0000000000000000
[   26.786835][  T377] R10: ffffc90000a07010 R11: ffffffffa7d79160 R12: 1ffff92000140de2
[   26.787374][  T377] R13: 00000000000005dc R14: ffffc90000a07010 R15: ffff88800fa52f08
[   26.787975][  T377] FS:  00007f7a6efa8800(0000) GS:ffff88808c8b7000(0000) knlGS:0000000000000000
[   26.788659][  T377] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   26.789146][  T377] CR2: 00000000004e6898 CR3: 000000000a21e006 CR4: 0000000000772ef0
[   26.789731][  T377] PKRU: 55555554
[   26.790017][  T377] Call Trace:
[   26.790302][  T377]  <TASK>
[ 26.790525][ T377] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 26.790917][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.791353][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.791729][ T377] netif_set_mtu (net/core/dev.c:9652) 
[ 26.792102][ T377] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 26.792520][ T377] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 26.792792][ T377] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 26.793328][ T377] br_add_if (net/bridge/br_if.c:697) bridge 
[ 26.793751][ T377] do_set_master (net/core/rtnetlink.c:2948) 
[ 26.794135][ T377] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 26.794589][ T377] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 26.795086][ T377] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 26.795480][ T377] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 26.795854][ T377] ? __kernel_text_address (kernel/extable.c:79) 
[ 26.796221][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.796583][ T377] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 26.796931][ T377] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 26.797357][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.797697][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.798044][ T377] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 26.798429][ T377] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 26.798784][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.799104][ T377] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 26.799436][ T377] ? __create_object (mm/kmemleak.c:771) 
[ 26.799834][ T377] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 26.800220][ T377] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 26.800611][ T377] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 26.801018][ T377] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 26.801342][ T377] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 26.801669][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.802028][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.802431][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.802788][ T377] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 26.803167][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.803582][ T377] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 26.804035][ T377] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 26.804483][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.804889][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.805287][ T377] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 26.805675][ T377] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 26.806053][ T377] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 26.806406][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 26.806744][ T377] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 26.807065][ T377] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 26.807396][ T377] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 26.807716][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.808028][ T377] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 26.808349][ T377] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 26.808671][ T377] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 26.809007][ T377] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 26.809336][ T377] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 26.809642][ T377] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 26.810055][ T377] ___sys_sendmsg (net/socket.c:2670) 
[ 26.810411][ T377] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 26.810727][ T377] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 26.811133][ T377] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 26.811478][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.811814][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 26.812138][ T377] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 26.812456][ T377] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 26.812762][ T377] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 26.813073][ T377] __sys_sendmsg (net/socket.c:2700) 
[ 26.813390][ T377] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 26.813777][ T377] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 26.814103][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 26.814449][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 26.814772][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   26.815169][  T377] RIP: 0033:0x7f7a6f1751e7
[ 26.815509][ T377] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   26.816660][  T377] RSP: 002b:00007fffd75afc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   26.817155][  T377] RAX: ffffffffffffffda RBX: 00007fffd75b03a0 RCX: 00007f7a6f1751e7
[   26.817647][  T377] RDX: 0000000000000000 RSI: 00007fffd75afce0 RDI: 0000000000000005
[   26.818131][  T377] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   26.818636][  T377] R10: 000000002bb86910 R11: 0000000000000246 R12: 0000000000000004
[   26.819130][  T377] R13: 00000000686e0b6c R14: 0000000000499600 R15: 0000000000000000
| [   27.561035][  T383] ------------[ cut here ]------------
| [ 27.561502][ T383] WARNING: CPU: 3 PID: 383 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   27.562175][  T383] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   27.563619][  T383] Tainted: [W]=WARN
[   27.563874][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 27.564302][ T383] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 27.564625][ T383] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   27.565777][  T383] RSP: 0018:ffffc90000a46ef0 EFLAGS: 00010246
[   27.566204][  T383] RAX: 0000000000000000 RBX: ffff88800fa52000 RCX: 0000000000000001
[   27.566667][  T383] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   27.567130][  T383] RBP: ffffc90000a46fe0 R08: 0000000000000000 R09: 0000000000000000
[   27.567589][  T383] R10: ffffc90000a47010 R11: ffffffffa86a8918 R12: 1ffff92000148de2
[   27.568055][  T383] R13: 00000000000005dc R14: ffffc90000a47010 R15: ffff88800fa52f08
[   27.568539][  T383] FS:  00007f3097228800(0000) GS:ffff88808ca37000(0000) knlGS:0000000000000000
[   27.569118][  T383] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   27.569528][  T383] CR2: 00000000004e5768 CR3: 000000000b460001 CR4: 0000000000772ef0
[   27.570055][  T383] PKRU: 55555554
[   27.570312][  T383] Call Trace:
[   27.570542][  T383]  <TASK>
[ 27.570702][ T383] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 27.571016][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.571359][ T383] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 27.571676][ T383] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 27.572059][ T383] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 27.572374][ T383] netif_set_mtu (net/core/dev.c:9652) 
[ 27.572678][ T383] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 27.572993][ T383] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 27.573439][ T383] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 27.573677][ T383] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 27.574145][ T383] br_add_if (net/bridge/br_if.c:697) bridge 
[ 27.574542][ T383] do_set_master (net/core/rtnetlink.c:2948) 
[ 27.574862][ T383] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 27.575186][ T383] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 27.575608][ T383] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 27.575923][ T383] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 27.576242][ T383] ? __kernel_text_address (kernel/extable.c:79) 
[ 27.576577][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.576891][ T383] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 27.577210][ T383] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 27.577609][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.577920][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.578281][ T383] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 27.578603][ T383] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 27.578916][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.579229][ T383] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 27.579567][ T383] ? __create_object (mm/kmemleak.c:771) 
[ 27.579878][ T383] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 27.580200][ T383] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 27.580540][ T383] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 27.580943][ T383] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 27.581271][ T383] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 27.581585][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.581890][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.582229][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.582548][ T383] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 27.582850][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.583159][ T383] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 27.583485][ T383] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 27.583795][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.584106][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.584443][ T383] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 27.584750][ T383] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 27.585066][ T383] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 27.585393][ T383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 27.585695][ T383] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.586043][ T383] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 27.586368][ T383] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 27.586672][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.586982][ T383] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 27.587314][ T383] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 27.587620][ T383] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 27.587931][ T383] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 27.588247][ T383] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 27.588559][ T383] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 27.588951][ T383] ___sys_sendmsg (net/socket.c:2670) 
[ 27.589273][ T383] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 27.589577][ T383] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 27.589983][ T383] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 27.590317][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.590632][ T383] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 27.590946][ T383] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 27.591294][ T383] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 27.591603][ T383] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 27.591920][ T383] __sys_sendmsg (net/socket.c:2700) 
[ 27.592228][ T383] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 27.592626][ T383] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 27.592959][ T383] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 27.593281][ T383] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 27.593594][ T383] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.593996][  T383] RIP: 0033:0x7f30973f51e7
[ 27.594359][ T383] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.595521][  T383] RSP: 002b:00007ffdb57c3978 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.595990][  T383] RAX: ffffffffffffffda RBX: 00007ffdb57c40a0 RCX: 00007f30973f51e7
[   27.596463][  T383] RDX: 0000000000000000 RSI: 00007ffdb57c39e0 RDI: 0000000000000005
[   27.596938][  T383] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   27.597418][  T383] R10: 0000000024c0b910 R11: 0000000000000246 R12: 0000000000000004
[   27.597880][  T383] R13: 00000000686e0b6d R14: 0000000000499600 R15: 0000000000000000
| [   31.006042][  T415] ------------[ cut here ]------------
| [ 31.006597][ T415] WARNING: CPU: 1 PID: 415 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   31.007648][  T415] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   31.009778][  T415] Tainted: [W]=WARN
[   31.010183][  T415] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.010939][ T415] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 31.011474][ T415] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   31.013221][  T415] RSP: 0018:ffffc90000c86ef0 EFLAGS: 00010246
[   31.013920][  T415] RAX: 0000000000000000 RBX: ffff8880029e2000 RCX: 0000000000000001
[   31.014635][  T415] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   31.015498][  T415] RBP: ffffc90000c86fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.016234][  T415] R10: ffffc90000c87010 R11: ffffffffa7d79160 R12: 1ffff92000190de2
[   31.016882][  T415] R13: 00000000000005dc R14: ffffc90000c87010 R15: ffff8880029e2f08
[   31.017756][  T415] FS:  00007fae12e9b800(0000) GS:ffff88808c937000(0000) knlGS:0000000000000000
[   31.018638][  T415] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.019350][  T415] CR2: 00000000004e6898 CR3: 000000000c4e0005 CR4: 0000000000772ef0
[   31.020119][  T415] PKRU: 55555554
[   31.020414][  T415] Call Trace:
[   31.020758][  T415]  <TASK>
[ 31.021062][ T415] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.021531][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.022135][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.022693][ T415] netif_set_mtu (net/core/dev.c:9652) 
[ 31.023022][ T415] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.023587][ T415] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.023961][ T415] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.024587][ T415] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.025229][ T415] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.025752][ T415] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.026146][ T415] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.026703][ T415] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.027192][ T415] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.027709][ T415] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.028199][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.028697][ T415] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 31.029194][ T415] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.029817][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.030269][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.030682][ T415] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.031174][ T415] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.031566][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.032018][ T415] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.032442][ T415] ? __create_object (mm/kmemleak.c:771) 
[ 31.032931][ T415] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.033241][ T415] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.033671][ T415] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.034135][ T415] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.034550][ T415] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.035141][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.035614][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.036127][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.036579][ T415] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.037049][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.037634][ T415] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.038006][ T415] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.038417][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.038773][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.039225][ T415] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.039623][ T415] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.040084][ T415] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.040516][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.040917][ T415] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 31.041319][ T415] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.041802][ T415] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.042222][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.042728][ T415] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.043169][ T415] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.043570][ T415] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.044033][ T415] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.044487][ T415] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.044964][ T415] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.045492][ T415] ___sys_sendmsg (net/socket.c:2670) 
[ 31.045933][ T415] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.046364][ T415] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 31.046881][ T415] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.047344][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.047779][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.048173][ T415] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.048620][ T415] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.049067][ T415] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.049477][ T415] __sys_sendmsg (net/socket.c:2700) 
[ 31.049856][ T415] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.050376][ T415] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.050820][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.051197][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.051625][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.052161][  T415] RIP: 0033:0x7fae130681e7
[ 31.052780][ T415] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   31.054465][  T415] RSP: 002b:00007ffd0e5b9db8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.054954][  T415] RAX: ffffffffffffffda RBX: 00007ffd0e5ba4e0 RCX: 00007fae130681e7
[   31.055424][  T415] RDX: 0000000000000000 RSI: 00007ffd0e5b9e20 RDI: 0000000000000005
[   31.055884][  T415] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.056447][  T415] R10: 0000000039cb6910 R11: 0000000000000246 R12: 0000000000000004
[   31.057055][  T415] R13: 00000000686e0b70 R14: 0000000000499600 R15: 0000000000000000
| [   32.070226][  T421] ------------[ cut here ]------------
| [ 32.070564][ T421] WARNING: CPU: 1 PID: 421 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   32.071197][  T421] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [   32.072417][  T421] Tainted: [W]=WARN
[   32.072654][  T421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.073045][ T421] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 32.073530][ T421] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   32.074788][  T421] RSP: 0018:ffffc90000ce6ef0 EFLAGS: 00010246
[   32.075177][  T421] RAX: 0000000000000000 RBX: ffff8880029e2000 RCX: 0000000000000001
[   32.075801][  T421] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[   32.076466][  T421] RBP: ffffc90000ce6fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.076923][  T421] R10: ffffc90000ce7010 R11: ffffffffa86a8918 R12: 1ffff9200019cde2
[   32.077588][  T421] R13: 00000000000005dc R14: ffffc90000ce7010 R15: ffff8880029e2f08
[   32.078052][  T421] FS:  00007fe8898be800(0000) GS:ffff88808c937000(0000) knlGS:0000000000000000
[   32.078746][  T421] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.079137][  T421] CR2: 00000000004e5768 CR3: 000000000faa3001 CR4: 0000000000772ef0
[   32.079745][  T421] PKRU: 55555554
[   32.079981][  T421] Call Trace:
[   32.080210][  T421]  <TASK>
[ 32.080519][ T421] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.080845][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.081174][ T421] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 32.081581][ T421] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.081971][ T421] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 32.082294][ T421] netif_set_mtu (net/core/dev.c:9652) 
[ 32.082603][ T421] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.082917][ T421] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 32.083358][ T421] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.083593][ T421] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.084004][ T421] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.084370][ T421] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.084688][ T421] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.084999][ T421] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.085423][ T421] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.085740][ T421] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.086045][ T421] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.086376][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.086686][ T421] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 32.086992][ T421] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.087398][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.087710][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.088016][ T421] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.088330][ T421] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.088635][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.088940][ T421] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.089240][ T421] ? __create_object (mm/kmemleak.c:771) 
[ 32.089582][ T421] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.089889][ T421] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.090202][ T421] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.090595][ T421] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.090936][ T421] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.091246][ T421] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.091562][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.091874][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.092195][ T421] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.092508][ T421] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.092825][ T421] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.093129][ T421] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.093453][ T421] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.093761][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.094069][ T421] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.094419][ T421] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.094725][ T421] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.095038][ T421] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.095358][ T421] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 32.095666][ T421] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.095974][ T421] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.096332][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.096649][ T421] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.096957][ T421] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.097276][ T421] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.097610][ T421] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.097926][ T421] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.098227][ T421] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.098627][ T421] ___sys_sendmsg (net/socket.c:2670) 
[ 32.098932][ T421] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.099232][ T421] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 32.099625][ T421] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.099938][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.100249][ T421] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.100574][ T421] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.100883][ T421] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.101184][ T421] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.101520][ T421] __sys_sendmsg (net/socket.c:2700) 
[ 32.101827][ T421] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.102206][ T421] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.102549][ T421] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.102861][ T421] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.103172][ T421] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.103564][  T421] RIP: 0033:0x7fe889a8b1e7
[ 32.103887][ T421] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   32.105005][  T421] RSP: 002b:00007ffc22335398 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.105501][  T421] RAX: ffffffffffffffda RBX: 00007ffc22335ac0 RCX: 00007fe889a8b1e7
[   32.105962][  T421] RDX: 0000000000000000 RSI: 00007ffc22335400 RDI: 0000000000000005
[   32.106450][  T421] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.106913][  T421] R10: 000000002583d910 R11: 0000000000000246 R12: 0000000000000004
[   32.107379][  T421] R13: 00000000686e0b71 R14: 0000000000499600 R15: 0000000000000000
| [  209.178719][ T2449] ------------[ cut here ]------------
| [ 209.179074][ T2449] WARNING: CPU: 0 PID: 2449 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) 
| [  209.180242][ T2449] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  209.181758][ T2449] Tainted: [W]=WARN
[  209.182007][ T2449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 209.182417][ T2449] 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) 
[ 209.182754][ T2449] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  209.183927][ T2449] RSP: 0018:ffffc90004e46f70 EFLAGS: 00010246
[  209.184382][ T2449] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  209.184901][ T2449] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  209.185383][ T2449] RBP: ffffc90004e47058 R08: 0000000000000000 R09: 0000000000000000
[  209.185857][ T2449] R10: ffffc90004e47088 R11: ffffffffa3c00130 R12: 1ffff920009c8df2
[  209.186350][ T2449] R13: 00000000000005dc R14: ffffc90004e47088 R15: ffff88800a45af08
[  209.186861][ T2449] FS:  00007fc52b391800(0000) GS:ffff88808c8b7000(0000) knlGS:0000000000000000
[  209.187478][ T2449] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  209.187921][ T2449] CR2: 00000000004e5760 CR3: 000000000f6f6002 CR4: 0000000000772ef0
[  209.188437][ T2449] PKRU: 55555554
[  209.188689][ T2449] Call Trace:
[  209.188939][ T2449]  <TASK>
[ 209.189113][ T2449] ? __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) 
[ 209.189555][ T2449] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 209.189934][ T2449] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 209.190296][ T2449] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.190625][ T2449] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 209.190965][ T2449] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 209.191331][ T2449] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.191661][ T2449] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.192002][ T2449] ? ___sys_sendmsg (net/socket.c:2670) 
[ 209.192346][ T2449] ? __sys_sendmsg (net/socket.c:2700) 
[ 209.192699][ T2449] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.193195][ T2449] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 209.193874][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.194464][ T2449] netif_set_mtu (net/core/dev.c:9652) 
[ 209.194884][ T2449] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 209.195248][ T2449] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 209.195545][ T2449] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 209.196013][ T2449] br_del_if (net/bridge/br_if.c:743) bridge 
[ 209.196428][ T2449] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 209.196758][ T2449] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 209.197100][ T2449] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 209.197465][ T2449] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 209.197881][ T2449] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 209.198226][ T2449] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 209.198571][ T2449] ? __kernel_text_address (kernel/extable.c:79) 
[ 209.198914][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.199291][ T2449] ? __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) 
[ 209.199723][ T2449] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 209.200382][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.200906][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.201455][ T2449] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 209.201995][ T2449] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 209.202597][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.203183][ T2449] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 209.203797][ T2449] ? __create_object (mm/kmemleak.c:771) 
[ 209.204472][ T2449] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 209.205081][ T2449] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 209.205680][ T2449] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 209.206429][ T2449] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 209.207023][ T2449] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 209.207626][ T2449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.208042][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.208429][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.208776][ T2449] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 209.209125][ T2449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.209457][ T2449] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 209.209788][ T2449] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 209.210101][ T2449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.210435][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.210773][ T2449] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 209.211114][ T2449] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 209.211466][ T2449] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 209.211822][ T2449] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 209.212151][ T2449] ? 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) 
[ 209.212521][ T2449] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 209.212993][ T2449] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 209.213332][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.213686][ T2449] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 209.214016][ T2449] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 209.214382][ T2449] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 209.214763][ T2449] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 209.215093][ T2449] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 209.215443][ T2449] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 209.215877][ T2449] ___sys_sendmsg (net/socket.c:2670) 
[ 209.216217][ T2449] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 209.216569][ T2449] ? __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) 
[ 209.216997][ T2449] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 209.217339][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.217670][ T2449] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 209.218001][ T2449] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 209.218334][ T2449] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 209.218685][ T2449] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 209.219025][ T2449] __sys_sendmsg (net/socket.c:2700) 
[ 209.219377][ T2449] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 209.219785][ T2449] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 209.220110][ T2449] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 209.220433][ T2449] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 209.220783][ T2449] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  209.221184][ T2449] RIP: 0033:0x7fc52b55e1e7
[ 209.221540][ T2449] 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)
[  209.222764][ T2449] RSP: 002b:00007ffd8c87bdb8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  209.223240][ T2449] RAX: ffffffffffffffda RBX: 00007ffd8c87c4e0 RCX: 00007fc52b55e1e7
[  209.223751][ T2449] RDX: 0000000000000000 RSI: 00007ffd8c87be20 RDI: 0000000000000005
[  209.224219][ T2449] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  209.224764][ T2449] R10: 00007fc52b45bee8 R11: 0000000000000246 R12: 0000000000000003
[  209.225231][ T2449] R13: 00000000686e0c22 R14: 0000000000499600 R15: 0000000000000000
| [  214.493532][ T2451] ------------[ cut here ]------------
| [ 214.494070][ T2451] WARNING: CPU: 0 PID: 2451 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) 
| [  214.495178][ T2451] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  214.497517][ T2451] Tainted: [W]=WARN
[  214.497915][ T2451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 214.498595][ T2451] 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) 
[ 214.499093][ T2451] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  214.500639][ T2451] RSP: 0018:ffffc90004e56ef0 EFLAGS: 00010246
[  214.501081][ T2451] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  214.501567][ T2451] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  214.502057][ T2451] RBP: ffffc90004e56fe0 R08: 0000000000000000 R09: 0000000000000000
[  214.502535][ T2451] R10: ffffc90004e57010 R11: ffffffffa86a8918 R12: 1ffff920009cade2
[  214.503013][ T2451] R13: 00000000000005dc R14: ffffc90004e57010 R15: ffff88800a45af08
[  214.503497][ T2451] FS:  00007f5ceb3a7800(0000) GS:ffff88808c8b7000(0000) knlGS:0000000000000000
[  214.504061][ T2451] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  214.504463][ T2451] CR2: 00000000004e5760 CR3: 000000000ed0e005 CR4: 0000000000772ef0
[  214.504960][ T2451] PKRU: 55555554
[  214.505197][ T2451] Call Trace:
[  214.505442][ T2451]  <TASK>
[ 214.505614][ T2451] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 214.505939][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.506358][ T2451] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 214.506740][ T2451] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 214.507313][ T2451] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 214.507667][ T2451] netif_set_mtu (net/core/dev.c:9652) 
[ 214.508005][ T2451] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 214.508421][ T2451] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 214.508920][ T2451] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 214.509235][ T2451] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 214.509836][ T2451] br_add_if (net/bridge/br_if.c:697) bridge 
[ 214.510316][ T2451] do_set_master (net/core/rtnetlink.c:2948) 
[ 214.510726][ T2451] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 214.511110][ T2451] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 214.511623][ T2451] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 214.512030][ T2451] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 214.512426][ T2451] ? __kernel_text_address (kernel/extable.c:79) 
[ 214.512878][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.513253][ T2451] ? __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) 
[ 214.513641][ T2451] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 214.514180][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.514686][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.515044][ T2451] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 214.515589][ T2451] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 214.515901][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.516235][ T2451] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 214.516619][ T2451] ? __create_object (mm/kmemleak.c:771) 
[ 214.516991][ T2451] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 214.517339][ T2451] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 214.517652][ T2451] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 214.518040][ T2451] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 214.518500][ T2451] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 214.518878][ T2451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 214.519211][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.519636][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.519948][ T2451] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 214.520276][ T2451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 214.520586][ T2451] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 214.521035][ T2451] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 214.521446][ T2451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 214.521817][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.522235][ T2451] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 214.522569][ T2451] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 214.522964][ T2451] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 214.523475][ T2451] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 214.523857][ T2451] ? 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) 
[ 214.524177][ T2451] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 214.524520][ T2451] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 214.524847][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.525323][ T2451] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 214.525707][ T2451] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 214.526075][ T2451] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 214.526453][ T2451] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 214.526763][ T2451] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 214.527078][ T2451] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 214.527484][ T2451] ___sys_sendmsg (net/socket.c:2670) 
[ 214.527787][ T2451] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 214.528102][ T2451] ? __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) 
[ 214.528593][ T2451] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 214.528911][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.529243][ T2451] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 214.529567][ T2451] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 214.529929][ T2451] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 214.530403][ T2451] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 214.530747][ T2451] __sys_sendmsg (net/socket.c:2700) 
[ 214.531156][ T2451] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 214.531738][ T2451] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 214.532075][ T2451] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 214.532445][ T2451] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 214.532839][ T2451] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  214.533313][ T2451] RIP: 0033:0x7f5ceb5741e7
[ 214.533733][ T2451] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[  214.535286][ T2451] RSP: 002b:00007ffe08015298 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  214.535755][ T2451] RAX: ffffffffffffffda RBX: 00007ffe080159c0 RCX: 00007f5ceb5741e7
[  214.536228][ T2451] RDX: 0000000000000000 RSI: 00007ffe08015300 RDI: 0000000000000005
[  214.536857][ T2451] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  214.537382][ T2451] R10: 000000000b1ae910 R11: 0000000000000246 R12: 0000000000000004
[  214.537910][ T2451] R13: 00000000686e0c28 R14: 0000000000499600 R15: 0000000000000000
| [  297.704968][ T3333] ------------[ cut here ]------------
| [ 297.705363][ T3333] WARNING: CPU: 1 PID: 3333 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) 
| [  297.706010][ T3333] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  297.707443][ T3333] Tainted: [W]=WARN
[  297.707691][ T3333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 297.708101][ T3333] 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) 
[ 297.708453][ T3333] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  297.710058][ T3333] RSP: 0018:ffffc90006a86f70 EFLAGS: 00010246
[  297.710902][ T3333] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  297.711753][ T3333] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  297.712640][ T3333] RBP: ffffc90006a87058 R08: 0000000000000000 R09: 0000000000000000
[  297.713547][ T3333] R10: ffffc90006a87088 R11: ffffffffa7d79160 R12: 1ffff92000d50df2
[  297.714337][ T3333] R13: 00000000000005dc R14: ffffc90006a87088 R15: ffff88800a45af08
[  297.714849][ T3333] FS:  00007f06d729d800(0000) GS:ffff88808c937000(0000) knlGS:0000000000000000
[  297.715440][ T3333] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  297.715850][ T3333] CR2: 00000000004e5760 CR3: 0000000004c8c005 CR4: 0000000000772ef0
[  297.716594][ T3333] PKRU: 55555554
[  297.717008][ T3333] Call Trace:
[  297.717325][ T3333]  <TASK>
[ 297.717487][ T3333] ? __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) 
[ 297.717879][ T3333] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 297.718246][ T3333] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 297.718578][ T3333] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 297.718927][ T3333] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 297.719269][ T3333] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 297.719595][ T3333] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 297.719918][ T3333] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 297.720267][ T3333] ? ___sys_sendmsg (net/socket.c:2670) 
[ 297.720593][ T3333] ? __sys_sendmsg (net/socket.c:2700) 
[ 297.720918][ T3333] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 297.721332][ T3333] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 297.721748][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.722098][ T3333] netif_set_mtu (net/core/dev.c:9652) 
[ 297.722438][ T3333] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 297.722780][ T3333] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 297.723028][ T3333] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 297.723502][ T3333] br_del_if (net/bridge/br_if.c:743) bridge 
[ 297.723850][ T3333] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 297.724189][ T3333] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 297.724529][ T3333] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 297.724874][ T3333] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 297.725392][ T3333] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 297.725701][ T3333] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 297.726008][ T3333] ? __kernel_text_address (kernel/extable.c:79) 
[ 297.726328][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.726647][ T3333] ? __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) 
[ 297.726955][ T3333] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 297.727350][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 297.727664][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 297.727968][ T3333] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 297.728311][ T3333] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 297.728621][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.728929][ T3333] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 297.729241][ T3333] ? __create_object (mm/kmemleak.c:771) 
[ 297.729583][ T3333] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 297.729893][ T3333] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 297.730202][ T3333] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 297.730594][ T3333] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 297.730913][ T3333] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 297.731233][ T3333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 297.731559][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.731876][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.732185][ T3333] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 297.732494][ T3333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 297.732804][ T3333] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 297.733107][ T3333] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 297.733432][ T3333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 297.733744][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.734065][ T3333] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 297.734382][ T3333] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 297.734703][ T3333] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 297.735020][ T3333] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 297.735333][ T3333] ? 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) 
[ 297.735641][ T3333] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 297.735954][ T3333] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 297.736283][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.736595][ T3333] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 297.736906][ T3333] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 297.737218][ T3333] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 297.737551][ T3333] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 297.737866][ T3333] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 297.738174][ T3333] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 297.738587][ T3333] ___sys_sendmsg (net/socket.c:2670) 
[ 297.738894][ T3333] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 297.739202][ T3333] ? __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) 
[ 297.739596][ T3333] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 297.739957][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.740294][ T3333] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 297.740647][ T3333] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 297.740983][ T3333] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 297.741335][ T3333] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 297.741669][ T3333] __sys_sendmsg (net/socket.c:2700) 
[ 297.741989][ T3333] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 297.742401][ T3333] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 297.742739][ T3333] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 297.743090][ T3333] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 297.743412][ T3333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  297.743797][ T3333] RIP: 0033:0x7f06d746a1e7
[ 297.744119][ T3333] 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)
[  297.745307][ T3333] RSP: 002b:00007fff5e022b78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  297.745779][ T3333] RAX: ffffffffffffffda RBX: 00007fff5e0232a0 RCX: 00007f06d746a1e7
[  297.746244][ T3333] RDX: 0000000000000000 RSI: 00007fff5e022be0 RDI: 0000000000000005
[  297.746716][ T3333] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  297.747179][ T3333] R10: 00007f06d7367ee8 R11: 0000000000000246 R12: 0000000000000003
[  297.747661][ T3333] R13: 00000000686e0c7b R14: 0000000000499600 R15: 0000000000000000
| [  302.962819][ T3335] ------------[ cut here ]------------
| [ 302.963126][ T3335] WARNING: CPU: 1 PID: 3335 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) 
| [  302.963738][ T3335] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  302.965102][ T3335] Tainted: [W]=WARN
[  302.965344][ T3335] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 302.965730][ T3335] 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) 
[ 302.966048][ T3335] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  302.967160][ T3335] RSP: 0018:ffffc90006a96ef0 EFLAGS: 00010246
[  302.967558][ T3335] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  302.968016][ T3335] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  302.968508][ T3335] RBP: ffffc90006a96fe0 R08: 0000000000000000 R09: 0000000000000000
[  302.968963][ T3335] R10: ffffc90006a97010 R11: ffffffffa86a8918 R12: 1ffff92000d52de2
[  302.969427][ T3335] R13: 00000000000005dc R14: ffffc90006a97010 R15: ffff88800a45af08
[  302.969889][ T3335] FS:  00007fa046973800(0000) GS:ffff88808c937000(0000) knlGS:0000000000000000
[  302.970445][ T3335] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  302.970831][ T3335] CR2: 00000000004e5760 CR3: 000000000ee21006 CR4: 0000000000772ef0
[  302.971299][ T3335] PKRU: 55555554
[  302.971534][ T3335] Call Trace:
[  302.971762][ T3335]  <TASK>
[ 302.971923][ T3335] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 302.972229][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.972553][ T3335] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 302.972866][ T3335] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 302.973247][ T3335] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 302.973566][ T3335] netif_set_mtu (net/core/dev.c:9652) 
[ 302.973872][ T3335] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 302.974189][ T3335] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 302.974640][ T3335] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 302.974885][ T3335] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 302.975306][ T3335] br_add_if (net/bridge/br_if.c:697) bridge 
[ 302.975653][ T3335] do_set_master (net/core/rtnetlink.c:2948) 
[ 302.976005][ T3335] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 302.976331][ T3335] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 302.976732][ T3335] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 302.977065][ T3335] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 302.977406][ T3335] ? __kernel_text_address (kernel/extable.c:79) 
[ 302.977738][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.978054][ T3335] ? __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) 
[ 302.978389][ T3335] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 302.978782][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.979101][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.979427][ T3335] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 302.979748][ T3335] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 302.980061][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.980400][ T3335] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 302.980726][ T3335] ? __create_object (mm/kmemleak.c:771) 
[ 302.981053][ T3335] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 302.981377][ T3335] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 302.981699][ T3335] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 302.982096][ T3335] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 302.982441][ T3335] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 302.982769][ T3335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 302.983088][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.983424][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.983749][ T3335] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 302.984065][ T3335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 302.984394][ T3335] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 302.984724][ T3335] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 302.985053][ T3335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 302.985387][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.985706][ T3335] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 302.986019][ T3335] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 302.986406][ T3335] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 302.986759][ T3335] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 302.987086][ T3335] ? 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) 
[ 302.987436][ T3335] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 302.987765][ T3335] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 302.988099][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.988436][ T3335] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 302.988763][ T3335] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 302.989089][ T3335] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 302.989427][ T3335] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 302.989778][ T3335] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 302.990091][ T3335] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 302.990513][ T3335] ___sys_sendmsg (net/socket.c:2670) 
[ 302.990834][ T3335] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 302.991146][ T3335] ? __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) 
[ 302.991539][ T3335] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 302.991856][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.992169][ T3335] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 302.992493][ T3335] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 302.992802][ T3335] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 302.993115][ T3335] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 302.993456][ T3335] __sys_sendmsg (net/socket.c:2700) 
[ 302.993775][ T3335] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 302.994168][ T3335] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 302.994502][ T3335] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 302.994827][ T3335] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 302.995137][ T3335] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  302.995523][ T3335] RIP: 0033:0x7fa046b401e7
[ 302.995844][ T3335] 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)
[  302.996982][ T3335] RSP: 002b:00007ffd7b814708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  302.997461][ T3335] RAX: ffffffffffffffda RBX: 00007ffd7b814e30 RCX: 00007fa046b401e7
[  302.997921][ T3335] RDX: 0000000000000000 RSI: 00007ffd7b814770 RDI: 0000000000000005
[  302.998390][ T3335] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  302.998868][ T3335] R10: 0000000025040910 R11: 0000000000000246 R12: 0000000000000004
[  302.999350][ T3335] R13: 00000000686e0c80 R14: 0000000000499600 R15: 0000000000000000
| [  450.296999][ T4245] ------------[ cut here ]------------
| [ 450.297371][ T4245] WARNING: CPU: 3 PID: 4245 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) 
| [  450.298005][ T4245] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  450.299681][ T4245] Tainted: [W]=WARN
[  450.300068][ T4245] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 450.301009][ T4245] 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) 
[ 450.301999][ T4245] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  450.304360][ T4245] RSP: 0018:ffffc900088d6f70 EFLAGS: 00010246
[  450.305107][ T4245] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  450.305968][ T4245] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  450.306864][ T4245] RBP: ffffc900088d7058 R08: 0000000000000000 R09: 0000000000000000
[  450.307735][ T4245] R10: ffffc900088d7088 R11: ffffffffa7d79160 R12: 1ffff9200111adf2
[  450.308591][ T4245] R13: 00000000000005dc R14: ffffc900088d7088 R15: ffff88800a45af08
[  450.309438][ T4245] FS:  00007fa0e64f9800(0000) GS:ffff88808ca37000(0000) knlGS:0000000000000000
[  450.310440][ T4245] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  450.311114][ T4245] CR2: 00000000004e5760 CR3: 0000000009603004 CR4: 0000000000772ef0
[  450.311981][ T4245] PKRU: 55555554
[  450.312435][ T4245] Call Trace:
[  450.312867][ T4245]  <TASK>
[ 450.313149][ T4245] ? __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) 
[ 450.313902][ T4245] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 450.314527][ T4245] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 450.315100][ T4245] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 450.315684][ T4245] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 450.316228][ T4245] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.316882][ T4245] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.317474][ T4245] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.318033][ T4245] ? ___sys_sendmsg (net/socket.c:2670) 
[ 450.318587][ T4245] ? __sys_sendmsg (net/socket.c:2700) 
[ 450.319169][ T4245] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.319751][ T4245] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 450.320502][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.321069][ T4245] netif_set_mtu (net/core/dev.c:9652) 
[ 450.321654][ T4245] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 450.322227][ T4245] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 450.322672][ T4245] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 450.323454][ T4245] br_del_if (net/bridge/br_if.c:743) bridge 
[ 450.324075][ T4245] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 450.324696][ T4245] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 450.325327][ T4245] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 450.325914][ T4245] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 450.326658][ T4245] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 450.327236][ T4245] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 450.327839][ T4245] ? __kernel_text_address (kernel/extable.c:79) 
[ 450.328464][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.329056][ T4245] ? __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) 
[ 450.329654][ T4245] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 450.330394][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.330975][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.331578][ T4245] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 450.332157][ T4245] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 450.332766][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.333360][ T4245] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 450.333924][ T4245] ? __create_object (mm/kmemleak.c:771) 
[ 450.334529][ T4245] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 450.335121][ T4245] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 450.335722][ T4245] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 450.336467][ T4245] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 450.337064][ T4245] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 450.337669][ T4245] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.338230][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.338853][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.339461][ T4245] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 450.340044][ T4245] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.340636][ T4245] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 450.341204][ T4245] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 450.341796][ T4245] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.342420][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.343012][ T4245] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 450.343613][ T4245] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 450.344189][ T4245] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 450.344814][ T4245] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 450.345407][ T4245] ? 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) 
[ 450.345992][ T4245] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 450.346602][ T4245] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 450.347184][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.347808][ T4245] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 450.348412][ T4245] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 450.348993][ T4245] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 450.349592][ T4245] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 450.350162][ T4245] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 450.350750][ T4245] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 450.351506][ T4245] ___sys_sendmsg (net/socket.c:2670) 
[ 450.352052][ T4245] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 450.352616][ T4245] ? __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) 
[ 450.353316][ T4245] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 450.353875][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.354454][ T4245] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 450.355041][ T4245] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 450.355631][ T4245] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 450.356209][ T4245] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 450.356794][ T4245] __sys_sendmsg (net/socket.c:2700) 
[ 450.357364][ T4245] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 450.358041][ T4245] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 450.358632][ T4245] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 450.359215][ T4245] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 450.359808][ T4245] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  450.360518][ T4245] RIP: 0033:0x7fa0e66c61e7
[ 450.361085][ T4245] 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)
[  450.363105][ T4245] RSP: 002b:00007ffccc07f1a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  450.363971][ T4245] RAX: ffffffffffffffda RBX: 00007ffccc07f8d0 RCX: 00007fa0e66c61e7
[  450.364850][ T4245] RDX: 0000000000000000 RSI: 00007ffccc07f210 RDI: 0000000000000005
[  450.365706][ T4245] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  450.366545][ T4245] R10: 00007fa0e65c3ee8 R11: 0000000000000246 R12: 0000000000000003
[  450.367391][ T4245] R13: 00000000686e0d14 R14: 0000000000499600 R15: 0000000000000000
| [  455.591163][ T4247] ------------[ cut here ]------------
| [ 455.591510][ T4247] WARNING: CPU: 2 PID: 4247 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) 
| [  455.592139][ T4247] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  455.593524][ T4247] Tainted: [W]=WARN
[  455.593774][ T4247] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 455.594177][ T4247] 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) 
[ 455.594522][ T4247] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  455.595643][ T4247] RSP: 0018:ffffc900088f6ef0 EFLAGS: 00010246
[  455.596051][ T4247] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  455.596548][ T4247] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  455.597019][ T4247] RBP: ffffc900088f6fe0 R08: 0000000000000000 R09: 0000000000000000
[  455.597531][ T4247] R10: ffffc900088f7010 R11: ffffffffa86a8918 R12: 1ffff9200111ede2
[  455.598017][ T4247] R13: 00000000000005dc R14: ffffc900088f7010 R15: ffff88800a45af08
[  455.598518][ T4247] FS:  00007fa88d5be800(0000) GS:ffff88808c9b7000(0000) knlGS:0000000000000000
[  455.599061][ T4247] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  455.599472][ T4247] CR2: 00000000004e5760 CR3: 000000000f596006 CR4: 0000000000772ef0
[  455.599942][ T4247] PKRU: 55555554
[  455.600184][ T4247] Call Trace:
[  455.600439][ T4247]  <TASK>
[ 455.600620][ T4247] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 455.600942][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.601279][ T4247] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 455.601602][ T4247] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 455.602000][ T4247] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 455.602331][ T4247] netif_set_mtu (net/core/dev.c:9652) 
[ 455.602648][ T4247] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 455.603014][ T4247] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 455.603477][ T4247] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 455.603724][ T4247] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 455.604152][ T4247] br_add_if (net/bridge/br_if.c:697) bridge 
[ 455.604526][ T4247] do_set_master (net/core/rtnetlink.c:2948) 
[ 455.604872][ T4247] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 455.605199][ T4247] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 455.605619][ T4247] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 455.605941][ T4247] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 455.606277][ T4247] ? __kernel_text_address (kernel/extable.c:79) 
[ 455.606602][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.606925][ T4247] ? __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) 
[ 455.607248][ T4247] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 455.607664][ T4247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.607989][ T4247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.608328][ T4247] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 455.608650][ T4247] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 455.608973][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.609311][ T4247] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 455.609636][ T4247] ? __create_object (mm/kmemleak.c:771) 
[ 455.609958][ T4247] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 455.610305][ T4247] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 455.610625][ T4247] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 455.611019][ T4247] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 455.611368][ T4247] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 455.611694][ T4247] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 455.612008][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.612357][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.612683][ T4247] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 455.613012][ T4247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 455.613346][ T4247] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 455.613672][ T4247] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 455.613997][ T4247] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 455.614338][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.614662][ T4247] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 455.615005][ T4247] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 455.615352][ T4247] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 455.615691][ T4247] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 455.616018][ T4247] ? 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) 
[ 455.616383][ T4247] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 455.616721][ T4247] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 455.617049][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.617429][ T4247] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 455.617809][ T4247] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 455.618147][ T4247] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 455.618508][ T4247] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 455.618857][ T4247] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 455.619174][ T4247] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 455.619596][ T4247] ___sys_sendmsg (net/socket.c:2670) 
[ 455.619919][ T4247] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 455.620270][ T4247] ? __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) 
[ 455.620706][ T4247] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 455.621028][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.621371][ T4247] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 455.621709][ T4247] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 455.622037][ T4247] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 455.622378][ T4247] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 455.622703][ T4247] __sys_sendmsg (net/socket.c:2700) 
[ 455.623033][ T4247] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 455.623447][ T4247] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 455.623784][ T4247] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 455.624113][ T4247] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 455.624455][ T4247] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  455.624872][ T4247] RIP: 0033:0x7fa88d78b1e7
[ 455.625203][ T4247] 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)
[  455.626322][ T4247] RSP: 002b:00007ffc3668aa78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  455.626797][ T4247] RAX: ffffffffffffffda RBX: 00007ffc3668b1a0 RCX: 00007fa88d78b1e7
[  455.627280][ T4247] RDX: 0000000000000000 RSI: 00007ffc3668aae0 RDI: 0000000000000005
[  455.627760][ T4247] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[  455.628229][ T4247] R10: 00000000242d1910 R11: 0000000000000246 R12: 0000000000000004
[  455.628714][ T4247] R13: 00000000686e0d19 R14: 0000000000499600 R15: 0000000000000000
| [  467.056745][ T4292] ------------[ cut here ]------------
| [ 467.057104][ T4292] WARNING: CPU: 0 PID: 4292 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) 
| [  467.057776][ T4292] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  467.059843][ T4292] Tainted: [W]=WARN
[  467.060104][ T4292] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 467.060513][ T4292] 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) 
[ 467.060868][ T4292] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  467.062032][ T4292] RSP: 0018:ffffc90008a86f70 EFLAGS: 00010246
[  467.062455][ T4292] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  467.062917][ T4292] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  467.063403][ T4292] RBP: ffffc90008a87058 R08: 0000000000000000 R09: 0000000000000000
[  467.063897][ T4292] R10: ffffc90008a87088 R11: ffffffffa7d79160 R12: 1ffff92001150df2
[  467.064391][ T4292] R13: 00000000000005dc R14: ffffc90008a87088 R15: ffff88800a45af08
[  467.064884][ T4292] FS:  00007f4c54d79800(0000) GS:ffff88808c8b7000(0000) knlGS:0000000000000000
[  467.065511][ T4292] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  467.065932][ T4292] CR2: 00000000004e5760 CR3: 0000000004dda001 CR4: 0000000000772ef0
[  467.066430][ T4292] PKRU: 55555554
[  467.066678][ T4292] Call Trace:
[  467.066927][ T4292]  <TASK>
[ 467.067093][ T4292] ? __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) 
[ 467.067513][ T4292] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 467.067906][ T4292] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 467.068266][ T4292] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 467.068603][ T4292] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 467.068941][ T4292] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 467.069311][ T4292] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 467.069671][ T4292] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 467.069998][ T4292] ? ___sys_sendmsg (net/socket.c:2670) 
[ 467.070331][ T4292] ? __sys_sendmsg (net/socket.c:2700) 
[ 467.070652][ T4292] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 467.070994][ T4292] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 467.071435][ T4292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.071782][ T4292] netif_set_mtu (net/core/dev.c:9652) 
[ 467.072148][ T4292] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 467.072515][ T4292] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 467.072764][ T4292] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 467.073213][ T4292] br_del_if (net/bridge/br_if.c:743) bridge 
[ 467.073589][ T4292] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 467.073927][ T4292] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 467.074272][ T4292] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 467.074619][ T4292] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 467.075047][ T4292] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 467.075417][ T4292] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 467.075755][ T4292] ? __kernel_text_address (kernel/extable.c:79) 
[ 467.076092][ T4292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.076442][ T4292] ? __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) 
[ 467.076767][ T4292] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 467.077198][ T4292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 467.077545][ T4292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 467.077870][ T4292] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 467.078215][ T4292] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 467.078560][ T4292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.078895][ T4292] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 467.079269][ T4292] ? __create_object (mm/kmemleak.c:771) 
[ 467.079622][ T4292] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 467.079945][ T4292] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 467.080276][ T4292] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 467.080686][ T4292] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 467.081014][ T4292] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 467.081354][ T4292] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 467.081674][ T4292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.082025][ T4292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.082378][ T4292] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 467.082707][ T4292] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 467.083050][ T4292] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 467.083391][ T4292] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 467.083727][ T4292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 467.084067][ T4292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.084412][ T4292] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 467.084737][ T4292] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 467.085095][ T4292] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 467.085455][ T4292] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 467.085786][ T4292] ? 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) 
[ 467.086108][ T4292] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 467.086444][ T4292] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 467.086792][ T4292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.087123][ T4292] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 467.087462][ T4292] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 467.087821][ T4292] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 467.088168][ T4292] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 467.088580][ T4292] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 467.088895][ T4292] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 467.089305][ T4292] ___sys_sendmsg (net/socket.c:2670) 
[ 467.089615][ T4292] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 467.089920][ T4292] ? __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) 
[ 467.090315][ T4292] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 467.090640][ T4292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.090970][ T4292] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.091294][ T4292] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.091621][ T4292] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 467.091936][ T4292] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 467.092276][ T4292] __sys_sendmsg (net/socket.c:2700) 
[ 467.092602][ T4292] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 467.093018][ T4292] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 467.093415][ T4292] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 467.093746][ T4292] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 467.094068][ T4292] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  467.094487][ T4292] RIP: 0033:0x7f4c54f461e7
[ 467.094836][ T4292] 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)
[  467.096026][ T4292] RSP: 002b:00007ffce958abc8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  467.096530][ T4292] RAX: ffffffffffffffda RBX: 00007ffce958b2f0 RCX: 00007f4c54f461e7
[  467.097021][ T4292] RDX: 0000000000000000 RSI: 00007ffce958ac30 RDI: 0000000000000005
[  467.097517][ T4292] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  467.098002][ T4292] R10: 00007f4c54e43ee8 R11: 0000000000000246 R12: 0000000000000003
[  467.098507][ T4292] R13: 00000000686e0d24 R14: 0000000000499600 R15: 0000000000000000
| [  467.649136][ T4296] ------------[ cut here ]------------
| [ 467.649681][ T4296] WARNING: CPU: 2 PID: 4296 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) 
| [  467.650365][ T4296] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  467.651799][ T4296] Tainted: [W]=WARN
[  467.652064][ T4296] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 467.652476][ T4296] 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) 
[ 467.652815][ T4296] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  467.654002][ T4296] RSP: 0018:ffffc90008ac6f70 EFLAGS: 00010246
[  467.654424][ T4296] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  467.654981][ T4296] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  467.655828][ T4296] RBP: ffffc90008ac7058 R08: 0000000000000000 R09: 0000000000000000
[  467.656749][ T4296] R10: ffffc90008ac7088 R11: ffffffffa7d79160 R12: 1ffff92001158df2
[  467.657910][ T4296] R13: 00000000000005dc R14: ffffc90008ac7088 R15: ffff88800a45af08
[  467.659163][ T4296] FS:  00007f199b0f0800(0000) GS:ffff88808c9b7000(0000) knlGS:0000000000000000
[  467.660458][ T4296] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  467.661351][ T4296] CR2: 00000000004e5ab0 CR3: 0000000009964005 CR4: 0000000000772ef0
[  467.662172][ T4296] PKRU: 55555554
[  467.662637][ T4296] Call Trace:
[  467.663074][ T4296]  <TASK>
[ 467.663399][ T4296] ? __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) 
[ 467.664107][ T4296] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 467.664815][ T4296] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 467.665419][ T4296] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 467.666005][ T4296] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 467.666613][ T4296] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 467.667193][ T4296] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 467.667799][ T4296] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 467.668414][ T4296] ? ___sys_sendmsg (net/socket.c:2670) 
[ 467.668980][ T4296] ? __sys_sendmsg (net/socket.c:2700) 
[ 467.669596][ T4296] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 467.670146][ T4296] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 467.670857][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.671480][ T4296] netif_set_mtu (net/core/dev.c:9652) 
[ 467.672090][ T4296] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 467.672733][ T4296] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 467.673172][ T4296] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 467.673971][ T4296] br_del_if (net/bridge/br_if.c:743) bridge 
[ 467.674628][ T4296] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 467.675219][ T4296] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 467.675820][ T4296] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 467.676436][ T4296] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 467.677133][ T4296] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 467.677617][ T4296] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 467.677963][ T4296] ? __kernel_text_address (kernel/extable.c:79) 
[ 467.678304][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.678640][ T4296] ? __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) 
[ 467.678974][ T4296] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 467.679382][ T4296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 467.679703][ T4296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 467.680036][ T4296] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 467.680383][ T4296] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 467.680706][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.681054][ T4296] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 467.681383][ T4296] ? __create_object (mm/kmemleak.c:771) 
[ 467.681703][ T4296] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 467.682040][ T4296] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 467.682374][ T4296] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 467.682765][ T4296] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 467.683105][ T4296] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 467.683440][ T4296] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 467.683769][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.684109][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.684454][ T4296] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 467.684774][ T4296] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 467.685132][ T4296] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 467.685460][ T4296] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 467.685783][ T4296] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 467.686139][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.686487][ T4296] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 467.686806][ T4296] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 467.687137][ T4296] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 467.687478][ T4296] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 467.687795][ T4296] ? 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) 
[ 467.688124][ T4296] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 467.688486][ T4296] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 467.688806][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.689151][ T4296] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 467.689484][ T4296] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 467.689806][ T4296] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 467.690235][ T4296] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 467.690576][ T4296] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 467.690905][ T4296] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 467.691326][ T4296] ___sys_sendmsg (net/socket.c:2670) 
[ 467.691645][ T4296] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 467.692015][ T4296] ? __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) 
[ 467.692435][ T4296] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 467.692764][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.693108][ T4296] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 467.693446][ T4296] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 467.693775][ T4296] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 467.694111][ T4296] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 467.694451][ T4296] __sys_sendmsg (net/socket.c:2700) 
[ 467.694770][ T4296] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 467.695192][ T4296] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 467.695540][ T4296] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 467.695872][ T4296] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 467.696197][ T4296] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  467.696622][ T4296] RIP: 0033:0x7f199b2bd1e7
[ 467.696969][ T4296] 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)
[  467.698088][ T4296] RSP: 002b:00007ffd32189d68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  467.698583][ T4296] RAX: ffffffffffffffda RBX: 00007ffd3218a490 RCX: 00007f199b2bd1e7
[  467.699063][ T4296] RDX: 0000000000000000 RSI: 00007ffd32189dd0 RDI: 0000000000000005
[  467.699545][ T4296] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  467.700027][ T4296] R10: 00007f199b1baee8 R11: 0000000000000246 R12: 0000000000000003
[  467.700522][ T4296] R13: 00000000686e0d25 R14: 0000000000499600 R15: 0000000000000000
| [  467.986026][ T4298] ------------[ cut here ]------------
| [ 467.986567][ T4298] WARNING: CPU: 2 PID: 4298 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) 
| [  467.987251][ T4298] Modules linked in: act_gact cls_flower vxlan ip6_udp_tunnel udp_tunnel bridge stp llc sch_ingress vrf veth
| [  467.988827][ T4298] Tainted: [W]=WARN
[  467.989110][ T4298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 467.989666][ T4298] 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) 
[ 467.990177][ T4298] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[  467.991622][ T4298] RSP: 0018:ffffc90008ae6f70 EFLAGS: 00010246
[  467.992054][ T4298] RAX: 0000000000000000 RBX: ffff88800a45a000 RCX: 0000000000000001
[  467.992577][ T4298] RDX: 0000000000000000 RSI: ffffffffa789b941 RDI: ffffffffa70555e0
[  467.993092][ T4298] RBP: ffffc90008ae7058 R08: 0000000000000000 R09: 0000000000000000
[  467.993699][ T4298] R10: ffffc90008ae7088 R11: ffffffffa7d79160 R12: 1ffff9200115cdf2
[  467.994298][ T4298] R13: 00000000000005dc R14: ffffc90008ae7088 R15: ffff88800a45af08
[  467.994898][ T4298] FS:  00007f0cd0ee2800(0000) GS:ffff88808c9b7000(0000) knlGS:0000000000000000
[  467.995591][ T4298] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[  467.996032][ T4298] CR2: 00000000004e5aa8 CR3: 000000000a55d006 CR4: 0000000000772ef0
[  467.996539][ T4298] PKRU: 55555554
[  467.996797][ T4298] Call Trace:
[  467.997121][ T4298]  <TASK>
[ 467.997321][ T4298] ? __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) 
[ 467.997726][ T4298] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 467.998114][ T4298] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 467.998459][ T4298] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 467.998788][ T4298] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 467.999177][ T4298] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 467.999520][ T4298] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 467.999851][ T4298] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 468.000186][ T4298] ? ___sys_sendmsg (net/socket.c:2670) 
[ 468.000596][ T4298] ? __sys_sendmsg (net/socket.c:2700) 
[ 468.000946][ T4298] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 468.001299][ T4298] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 468.001705][ T4298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 468.002144][ T4298] netif_set_mtu (net/core/dev.c:9652) 
[ 468.002496][ T4298] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 468.002840][ T4298] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 468.003197][ T4298] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 468.003687][ T4298] br_del_if (net/bridge/br_if.c:743) bridge 
[ 468.004156][ T4298] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 468.004495][ T4298] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 468.004837][ T4298] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 468.005305][ T4298] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 468.005808][ T4298] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 468.006151][ T4298] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 468.006554][ T4298] ? __kernel_text_address (kernel/extable.c:79) 
[ 468.006997][ T4298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 468.007343][ T4298] ? __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) 
[ 468.007662][ T4298] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 468.008081][ T4298] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 468.008417][ T4298] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 468.008735][ T4298] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 468.009073][ T4298] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 468.009432][ T4298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 468.009753][ T4298] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 468.010152][ T4298] ? __create_object (mm/kmemleak.c:771) 
[ 468.010491][ T4298] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 468.010815][ T4298] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 468.011197][ T4298] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 468.011744][ T4298] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 468.012157][ T4298] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 468.012594][ T4298] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 468.012990][ T4298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 468.013506][ T4298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 468.013981][ T4298] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 468.014559][ T4298] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 468.015137][ T4298] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 468.015570][ T4298] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 468.015982][ T4298] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 468.016409][ T4298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 468.016880][ T4298] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 468.017466][ T4298] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 468.017863][ T4298] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 468.018311][ T4298] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 468.018696][ T4298] ? 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) 
[ 468.019093][ T4298] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 468.019528][ T4298] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 468.019977][ T4298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 468.020596][ T4298] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 468.021173][ T4298] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 468.021781][ T4298] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 468.022387][ T4298] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 468.022994][ T4298] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 468.023387][ T4298] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 468.023906][ T4298] ___sys_sendmsg (net/socket.c:2670) 
[ 468.024357][ T4298] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 468.024694][ T4298] ? __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) 
[ 468.025135][ T4298] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 468.025508][ T4298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 468.025852][ T4298] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 468.026205][ T4298] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 468.026542][ T4298] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 468.026873][ T4298] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 468.027198][ T4298] __sys_sendmsg (net/socket.c:2700) 
[ 468.027526][ T4298] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 468.027931][ T4298] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 468.028291][ T4298] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 468.028628][ T4298] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 468.028962][ T4298] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  468.029377][ T4298] RIP: 0033:0x7f0cd10af1e7
[ 468.029708][ T4298] 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)
[  468.030948][ T4298] RSP: 002b:00007ffd6c1f48e8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  468.031495][ T4298] RAX: ffffffffffffffda RBX: 00007ffd6c1f5010 RCX: 00007f0cd10af1e7
[  468.031978][ T4298] RDX: 0000000000000000 RSI: 00007ffd6c1f4950 RDI: 0000000000000005
[  468.032477][ T4298] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[  468.032970][ T4298] R10: 00007f0cd0facee8 R11: 0000000000000246 R12: 0000000000000003


Finger prints:
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_del_if
netif_set_mtu_ext:netif_set_mtu:dev_set_mtu:br_mtu_auto_adjust:br_add_if