======================================
| [   21.253456][  T329] br1: port 1(vx10) entered forwarding state
| [   21.254684][  T329] ------------[ cut here ]------------
| [ 21.255030][ T329] WARNING: CPU: 3 PID: 329 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) 
| [   21.255679][  T329] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
[   21.257042][  T329] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.257447][ T329] 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) 
[ 21.257830][ T329] 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
[   21.258958][  T329] RSP: 0018:ffffc900005d6ef0 EFLAGS: 00010246
[   21.259376][  T329] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   21.259863][  T329] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   21.260353][  T329] RBP: ffffc900005d6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.260847][  T329] R10: ffffc900005d7010 R11: ffffffffbaca8918 R12: 1ffff920000bade2
[   21.261336][  T329] R13: 00000000000005dc R14: ffffc900005d7010 R15: ffff888008ffaf08
[   21.261824][  T329] FS:  00007f95eadf1800(0000) GS:ffff88807a437000(0000) knlGS:0000000000000000
[   21.262397][  T329] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.262825][  T329] CR2: 00000000004e5ce0 CR3: 000000000adf1005 CR4: 0000000000772ef0
[   21.263321][  T329] PKRU: 55555554
[   21.263573][  T329] Call Trace:
[   21.263809][  T329]  <TASK>
[ 21.264004][ T329] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.264320][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.264647][ T329] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.264953][ T329] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.265383][ T329] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.265712][ T329] netif_set_mtu (net/core/dev.c:9652) 
[ 21.266042][ T329] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.266361][ T329] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.266817][ T329] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.267050][ T329] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.267500][ T329] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.267868][ T329] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.268182][ T329] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.268500][ T329] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.268896][ T329] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.269208][ T329] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.269541][ T329] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.269862][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.270171][ T329] ? __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) 
[ 21.270490][ T329] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.270885][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.271193][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.271572][ T329] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.271918][ T329] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.272232][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.272566][ T329] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.272872][ T329] ? __create_object (mm/kmemleak.c:771) 
[ 21.273189][ T329] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.273505][ T329] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.273816][ T329] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.274198][ T329] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.274527][ T329] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.274849][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.275190][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.275511][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.275822][ T329] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.276129][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.276438][ T329] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.276752][ T329] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.277060][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.277377][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.277711][ T329] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.278018][ T329] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.278327][ T329] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.278655][ T329] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.278961][ T329] ? 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) 
[ 21.279273][ T329] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.279597][ T329] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.279904][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.280218][ T329] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.280539][ T329] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.280848][ T329] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.281162][ T329] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.281487][ T329] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.281799][ T329] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.282194][ T329] ___sys_sendmsg (net/socket.c:2670) 
[ 21.282511][ T329] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.282820][ T329] ? __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) 
[ 21.283208][ T329] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.283530][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.283843][ T329] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.284161][ T329] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.284467][ T329] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.284788][ T329] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.285103][ T329] __sys_sendmsg (net/socket.c:2700) 
[ 21.285408][ T329] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.285795][ T329] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.286113][ T329] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.286424][ T329] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.287222][ T329] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.287620][  T329] RIP: 0033:0x7f95eafbe1e7
[ 21.288169][ T329] 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)
[   21.289502][  T329] RSP: 002b:00007ffcd26b4e38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.289972][  T329] RAX: ffffffffffffffda RBX: 00007ffcd26b5560 RCX: 00007f95eafbe1e7
[   21.290432][  T329] RDX: 0000000000000000 RSI: 00007ffcd26b4ea0 RDI: 0000000000000005
[   21.290901][  T329] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.291363][  T329] R10: 00000000220d9910 R11: 0000000000000246 R12: 0000000000000004
[   21.291836][  T329] R13: 00000000686e1f56 R14: 0000000000499600 R15: 0000000000000000
| [   21.818301][  T334] ------------[ cut here ]------------
| [ 21.818994][ T334] WARNING: CPU: 2 PID: 334 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) 
| [   21.819624][  T334] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   21.820871][  T334] Tainted: [W]=WARN
[   21.821125][  T334] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 21.821535][ T334] 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) 
[ 21.821871][ T334] 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
[   21.822983][  T334] RSP: 0018:ffffc900005a6ef0 EFLAGS: 00010246
[   21.823383][  T334] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   21.823871][  T334] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   21.824349][  T334] RBP: ffffc900005a6fe0 R08: 0000000000000000 R09: 0000000000000000
[   21.824832][  T334] R10: ffffc900005a7010 R11: ffffffffbaca8918 R12: 1ffff920000b4de2
[   21.825299][  T334] R13: 00000000000005dc R14: ffffc900005a7010 R15: ffff888008ffaf08
[   21.825779][  T334] FS:  00007feaf92d6800(0000) GS:ffff88807a3b7000(0000) knlGS:0000000000000000
[   21.826329][  T334] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   21.826737][  T334] CR2: 00000000004e5de8 CR3: 0000000009581001 CR4: 0000000000772ef0
[   21.827219][  T334] PKRU: 55555554
[   21.827463][  T334] Call Trace:
[   21.827730][  T334]  <TASK>
[ 21.827909][ T334] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 21.828236][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.828572][ T334] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 21.828894][ T334] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 21.829295][ T334] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 21.829630][ T334] netif_set_mtu (net/core/dev.c:9652) 
[ 21.829947][ T334] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 21.830277][ T334] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 21.830736][ T334] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 21.830985][ T334] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 21.831420][ T334] br_add_if (net/bridge/br_if.c:697) bridge 
[ 21.831799][ T334] do_set_master (net/core/rtnetlink.c:2948) 
[ 21.832128][ T334] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 21.832454][ T334] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 21.832872][ T334] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 21.833197][ T334] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 21.833520][ T334] ? __kernel_text_address (kernel/extable.c:79) 
[ 21.833845][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.834166][ T334] ? __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) 
[ 21.834493][ T334] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 21.834883][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.835206][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.835535][ T334] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 21.835854][ T334] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 21.836202][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.836530][ T334] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 21.836845][ T334] ? __create_object (mm/kmemleak.c:771) 
[ 21.837175][ T334] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 21.837515][ T334] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 21.837840][ T334] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 21.838239][ T334] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 21.838574][ T334] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 21.838898][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.839213][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.839541][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.839858][ T334] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 21.840172][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.840505][ T334] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 21.840828][ T334] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 21.841156][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.841486][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.841813][ T334] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 21.842132][ T334] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 21.842447][ T334] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 21.842786][ T334] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 21.843102][ T334] ? 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) 
[ 21.843423][ T334] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 21.843751][ T334] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 21.844071][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.844397][ T334] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 21.844737][ T334] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 21.845065][ T334] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 21.845398][ T334] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 21.845727][ T334] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 21.846048][ T334] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 21.846462][ T334] ___sys_sendmsg (net/socket.c:2670) 
[ 21.846792][ T334] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 21.847113][ T334] ? __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) 
[ 21.847532][ T334] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 21.847861][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.848184][ T334] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 21.848516][ T334] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 21.848835][ T334] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 21.849159][ T334] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 21.849497][ T334] __sys_sendmsg (net/socket.c:2700) 
[ 21.849809][ T334] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 21.850212][ T334] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 21.850549][ T334] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 21.850870][ T334] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 21.851188][ T334] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   21.851583][  T334] RIP: 0033:0x7feaf94a31e7
[ 21.851911][ T334] 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)
[   21.853032][  T334] RSP: 002b:00007ffcb47ea9a8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   21.853517][  T334] RAX: ffffffffffffffda RBX: 00007ffcb47eb0d0 RCX: 00007feaf94a31e7
[   21.853988][  T334] RDX: 0000000000000000 RSI: 00007ffcb47eaa10 RDI: 0000000000000005
[   21.854457][  T334] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   21.854937][  T334] R10: 0000000028452910 R11: 0000000000000246 R12: 0000000000000004
[   21.855410][  T334] R13: 00000000686e1f57 R14: 0000000000499600 R15: 0000000000000000
| [   22.080451][  T336] ------------[ cut here ]------------
| [ 22.080776][ T336] WARNING: CPU: 1 PID: 336 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) 
| [   22.081375][  T336] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.082573][  T336] Tainted: [W]=WARN
[   22.082802][  T336] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.083179][ T336] 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) 
[ 22.083506][ T336] 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
[   22.084596][  T336] RSP: 0018:ffffc90000626ef0 EFLAGS: 00010246
[   22.084979][  T336] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   22.085435][  T336] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   22.085912][  T336] RBP: ffffc90000626fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.086365][  T336] R10: ffffc90000627010 R11: ffffffffbaca8918 R12: 1ffff920000c4de2
[   22.086839][  T336] R13: 00000000000005dc R14: ffffc90000627010 R15: ffff888008ffaf08
[   22.087298][  T336] FS:  00007f51fd43a800(0000) GS:ffff88807a337000(0000) knlGS:0000000000000000
[   22.087851][  T336] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.088231][  T336] CR2: 00000000004e5aa8 CR3: 000000000cc64001 CR4: 0000000000772ef0
[   22.088697][  T336] PKRU: 55555554
[   22.088923][  T336] Call Trace:
[   22.089152][  T336]  <TASK>
[ 22.089313][ T336] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.089638][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.089955][ T336] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.090254][ T336] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.090638][ T336] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.090945][ T336] netif_set_mtu (net/core/dev.c:9652) 
[ 22.091246][ T336] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.091573][ T336] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.092004][ T336] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.092233][ T336] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.092656][ T336] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.093014][ T336] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.093322][ T336] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.093651][ T336] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.094035][ T336] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.094338][ T336] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.094650][ T336] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.094956][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.095262][ T336] ? __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) 
[ 22.095578][ T336] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.095958][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.096261][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.096573][ T336] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.096875][ T336] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.097176][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.097510][ T336] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.097821][ T336] ? __create_object (mm/kmemleak.c:771) 
[ 22.098126][ T336] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.098429][ T336] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.098740][ T336] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.099120][ T336] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.099428][ T336] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.099748][ T336] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.100054][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.100363][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.100674][ T336] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.100974][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.101279][ T336] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.101601][ T336] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.101905][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.102212][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.102527][ T336] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.102829][ T336] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.103130][ T336] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.103444][ T336] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.103760][ T336] ? 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) 
[ 22.104064][ T336] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.104368][ T336] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.104695][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.105003][ T336] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.105316][ T336] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.105641][ T336] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.105958][ T336] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.106298][ T336] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.106609][ T336] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.106995][ T336] ___sys_sendmsg (net/socket.c:2670) 
[ 22.107293][ T336] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.107626][ T336] ? __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) 
[ 22.108003][ T336] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.108309][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.108629][ T336] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.108936][ T336] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.109240][ T336] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.109559][ T336] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.109882][ T336] __sys_sendmsg (net/socket.c:2700) 
[ 22.110181][ T336] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.110566][ T336] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.110881][ T336] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.111185][ T336] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.111496][ T336] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.112003][  T336] RIP: 0033:0x7f51fd6071e7
[ 22.112313][ T336] 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)
[   22.113399][  T336] RSP: 002b:00007ffefc20fbf8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.113897][  T336] RAX: ffffffffffffffda RBX: 00007ffefc210320 RCX: 00007f51fd6071e7
[   22.114352][  T336] RDX: 0000000000000000 RSI: 00007ffefc20fc60 RDI: 0000000000000005
[   22.114817][  T336] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.115267][  T336] R10: 000000000504b910 R11: 0000000000000246 R12: 0000000000000004
[   22.115728][  T336] R13: 00000000686e1f57 R14: 0000000000499600 R15: 0000000000000000
| [   22.383002][  T338] ------------[ cut here ]------------
| [ 22.383326][ T338] WARNING: CPU: 2 PID: 338 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) 
| [   22.383944][  T338] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.385313][  T338] Tainted: [W]=WARN
[   22.385574][  T338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.385967][ T338] 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) 
[ 22.386294][ T338] 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
[   22.387402][  T338] RSP: 0018:ffffc90000666ef0 EFLAGS: 00010246
[   22.387848][  T338] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   22.388317][  T338] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   22.388795][  T338] RBP: ffffc90000666fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.389263][  T338] R10: ffffc90000667010 R11: ffffffffbaca8918 R12: 1ffff920000ccde2
[   22.389747][  T338] R13: 00000000000005dc R14: ffffc90000667010 R15: ffff888008ffaf08
[   22.390215][  T338] FS:  00007f157f022800(0000) GS:ffff88807a3b7000(0000) knlGS:0000000000000000
[   22.390765][  T338] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.391160][  T338] CR2: 00000000004e5ab0 CR3: 000000000cc5f002 CR4: 0000000000772ef0
[   22.391898][  T338] PKRU: 55555554
[   22.392278][  T338] Call Trace:
[   22.392590][  T338]  <TASK>
[ 22.392762][ T338] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.393081][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.393405][ T338] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.393730][ T338] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.394124][ T338] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.394489][ T338] netif_set_mtu (net/core/dev.c:9652) 
[ 22.394817][ T338] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.395144][ T338] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.395594][ T338] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.395838][ T338] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.396268][ T338] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.396642][ T338] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.396974][ T338] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.397293][ T338] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.397711][ T338] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.398026][ T338] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.398344][ T338] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.398675][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.398997][ T338] ? __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) 
[ 22.399318][ T338] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.399718][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.400036][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.400351][ T338] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.400675][ T338] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.400993][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.401310][ T338] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.401639][ T338] ? __create_object (mm/kmemleak.c:771) 
[ 22.401956][ T338] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.402274][ T338] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.402599][ T338] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.402993][ T338] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.403314][ T338] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.403649][ T338] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.403968][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.404294][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.404619][ T338] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.404932][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.405248][ T338] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.405592][ T338] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.405911][ T338] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.406233][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.406569][ T338] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.406889][ T338] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.407206][ T338] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.407553][ T338] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.407867][ T338] ? 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) 
[ 22.408185][ T338] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.408514][ T338] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.408837][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.409159][ T338] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.409488][ T338] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.409806][ T338] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.410131][ T338] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.410453][ T338] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.410781][ T338] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.411190][ T338] ___sys_sendmsg (net/socket.c:2670) 
[ 22.411515][ T338] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.411831][ T338] ? __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) 
[ 22.412223][ T338] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.412551][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.412872][ T338] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.413194][ T338] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.413517][ T338] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.413837][ T338] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.414161][ T338] __sys_sendmsg (net/socket.c:2700) 
[ 22.414486][ T338] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.414875][ T338] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.415203][ T338] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.415526][ T338] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.415843][ T338] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.416230][  T338] RIP: 0033:0x7f157f1ef1e7
[ 22.416567][ T338] 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)
[   22.417676][  T338] RSP: 002b:00007ffd38d122c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.418149][  T338] RAX: ffffffffffffffda RBX: 00007ffd38d129f0 RCX: 00007f157f1ef1e7
[   22.418627][  T338] RDX: 0000000000000000 RSI: 00007ffd38d12330 RDI: 0000000000000005
[   22.419090][  T338] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.419562][  T338] R10: 0000000034027910 R11: 0000000000000246 R12: 0000000000000004
[   22.420025][  T338] R13: 00000000686e1f58 R14: 0000000000499600 R15: 0000000000000000
| [   22.894645][  T343] ------------[ cut here ]------------
| [ 22.894955][ T343] WARNING: CPU: 0 PID: 343 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) 
| [   22.896400][  T343] Modules linked in: vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   22.897595][  T343] Tainted: [W]=WARN
[   22.897835][  T343] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 22.898214][ T343] 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) 
[ 22.898537][ T343] 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
[   22.899623][  T343] RSP: 0018:ffffc90000686ef0 EFLAGS: 00010246
[   22.900009][  T343] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   22.900466][  T343] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   22.900927][  T343] RBP: ffffc90000686fe0 R08: 0000000000000000 R09: 0000000000000000
[   22.901381][  T343] R10: ffffc90000687010 R11: ffffffffbaca8918 R12: 1ffff920000d0de2
[   22.901845][  T343] R13: 00000000000005dc R14: ffffc90000687010 R15: ffff888008ffaf08
[   22.902311][  T343] FS:  00007fdd0d7f2800(0000) GS:ffff88807a2b7000(0000) knlGS:0000000000000000
[   22.902855][  T343] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   22.903237][  T343] CR2: 00000000004e6890 CR3: 000000000e480003 CR4: 0000000000772ef0
[   22.903702][  T343] PKRU: 55555554
[   22.903932][  T343] Call Trace:
[   22.904167][  T343]  <TASK>
[ 22.904326][ T343] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 22.904645][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.904958][ T343] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 22.905265][ T343] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 22.905659][ T343] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 22.905970][ T343] netif_set_mtu (net/core/dev.c:9652) 
[ 22.906293][ T343] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 22.906618][ T343] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 22.907055][ T343] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 22.907285][ T343] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 22.907726][ T343] br_add_if (net/bridge/br_if.c:697) bridge 
[ 22.908083][ T343] do_set_master (net/core/rtnetlink.c:2948) 
[ 22.908395][ T343] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 22.908712][ T343] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 22.909101][ T343] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 22.909408][ T343] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 22.909719][ T343] ? __kernel_text_address (kernel/extable.c:79) 
[ 22.910033][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.910343][ T343] ? __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) 
[ 22.910653][ T343] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 22.911045][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.911353][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.911670][ T343] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 22.911982][ T343] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 22.912288][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.912602][ T343] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 22.912903][ T343] ? __create_object (mm/kmemleak.c:771) 
[ 22.913212][ T343] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 22.913523][ T343] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 22.913828][ T343] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 22.914206][ T343] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 22.914526][ T343] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 22.914842][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.915149][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.915459][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.915770][ T343] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 22.916074][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.916388][ T343] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 22.916700][ T343] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 22.917011][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.917320][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.917651][ T343] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 22.917961][ T343] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 22.918270][ T343] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 22.918594][ T343] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 22.918901][ T343] ? 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) 
[ 22.919209][ T343] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 22.919542][ T343] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 22.919855][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.920165][ T343] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 22.920483][ T343] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 22.920795][ T343] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 22.921113][ T343] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 22.921436][ T343] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 22.921747][ T343] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 22.922149][ T343] ___sys_sendmsg (net/socket.c:2670) 
[ 22.922460][ T343] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 22.922771][ T343] ? __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) 
[ 22.923158][ T343] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 22.923467][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.923782][ T343] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 22.924098][ T343] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 22.924405][ T343] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 22.924721][ T343] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 22.925038][ T343] __sys_sendmsg (net/socket.c:2700) 
[ 22.925342][ T343] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 22.925726][ T343] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 22.926048][ T343] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 22.926356][ T343] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 22.926670][ T343] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   22.927053][  T343] RIP: 0033:0x7fdd0d9bf1e7
[ 22.927369][ T343] 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)
[   22.928480][  T343] RSP: 002b:00007fff2bf34e98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   22.928944][  T343] RAX: ffffffffffffffda RBX: 00007fff2bf355c0 RCX: 00007fdd0d9bf1e7
[   22.929408][  T343] RDX: 0000000000000000 RSI: 00007fff2bf34f00 RDI: 0000000000000005
[   22.929872][  T343] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   22.930335][  T343] R10: 000000000e7bb910 R11: 0000000000000246 R12: 0000000000000004
[   22.930801][  T343] R13: 00000000686e1f58 R14: 0000000000499600 R15: 0000000000000000
| [   31.868994][  T433] ------------[ cut here ]------------
| [ 31.869311][ T433] WARNING: CPU: 3 PID: 433 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) 
| [   31.870267][  T433] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   31.871552][  T433] Tainted: [W]=WARN
[   31.871790][  T433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 31.872176][ T433] 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) 
[ 31.872501][ T433] 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
[   31.873622][  T433] RSP: 0018:ffffc90000c16ef0 EFLAGS: 00010246
[   31.874023][  T433] RAX: 0000000000000000 RBX: ffff8880121ba000 RCX: 0000000000000001
[   31.874508][  T433] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   31.874995][  T433] RBP: ffffc90000c16fe0 R08: 0000000000000000 R09: 0000000000000000
[   31.875490][  T433] R10: ffffc90000c17010 R11: ffffffffba379160 R12: 1ffff92000182de2
[   31.875972][  T433] R13: 00000000000005dc R14: ffffc90000c17010 R15: ffff8880121baf08
[   31.876449][  T433] FS:  00007fb14bd43800(0000) GS:ffff88807a437000(0000) knlGS:0000000000000000
[   31.876997][  T433] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   31.877411][  T433] CR2: 00000000004e5ce0 CR3: 000000000f137002 CR4: 0000000000772ef0
[   31.877893][  T433] PKRU: 55555554
[   31.878121][  T433] Call Trace:
[   31.878353][  T433]  <TASK>
[ 31.878519][ T433] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 31.878827][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.879143][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.879460][ T433] netif_set_mtu (net/core/dev.c:9652) 
[ 31.879778][ T433] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 31.880098][ T433] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 31.880331][ T433] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 31.880769][ T433] br_add_if (net/bridge/br_if.c:697) bridge 
[ 31.881122][ T433] do_set_master (net/core/rtnetlink.c:2948) 
[ 31.881431][ T433] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 31.881756][ T433] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 31.882147][ T433] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 31.882451][ T433] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 31.882762][ T433] ? __kernel_text_address (kernel/extable.c:79) 
[ 31.883074][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.883385][ T433] ? __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) 
[ 31.883697][ T433] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 31.884083][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.884392][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.884705][ T433] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 31.885013][ T433] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 31.885323][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.885636][ T433] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 31.885938][ T433] ? __create_object (mm/kmemleak.c:771) 
[ 31.886256][ T433] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 31.886575][ T433] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 31.886882][ T433] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 31.887262][ T433] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 31.887598][ T433] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 31.887910][ T433] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.888219][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.888538][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.888852][ T433] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 31.889154][ T433] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.889462][ T433] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 31.889776][ T433] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 31.890085][ T433] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.890395][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.890715][ T433] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 31.891021][ T433] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 31.891334][ T433] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 31.892280][ T433] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 31.892606][ T433] ? 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) 
[ 31.892928][ T433] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 31.893247][ T433] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 31.893571][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.893906][ T433] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 31.894228][ T433] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 31.894569][ T433] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 31.894893][ T433] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 31.895215][ T433] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 31.895540][ T433] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 31.895944][ T433] ___sys_sendmsg (net/socket.c:2670) 
[ 31.896262][ T433] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 31.896591][ T433] ? __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) 
[ 31.896994][ T433] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 31.897313][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.897792][ T433] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 31.898168][ T433] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 31.898487][ T433] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 31.898793][ T433] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 31.899108][ T433] __sys_sendmsg (net/socket.c:2700) 
[ 31.899411][ T433] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 31.899801][ T433] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 31.900119][ T433] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 31.900428][ T433] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 31.900745][ T433] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   31.901158][  T433] RIP: 0033:0x7fb14bf101e7
[ 31.901486][ T433] 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)
[   31.902582][  T433] RSP: 002b:00007fffd0bc5118 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   31.903047][  T433] RAX: ffffffffffffffda RBX: 00007fffd0bc5840 RCX: 00007fb14bf101e7
[   31.903517][  T433] RDX: 0000000000000000 RSI: 00007fffd0bc5180 RDI: 0000000000000005
[   31.903979][  T433] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   31.904444][  T433] R10: 00000000117bd910 R11: 0000000000000246 R12: 0000000000000004
[   31.904907][  T433] R13: 00000000686e1f61 R14: 0000000000499600 R15: 0000000000000000
| [   32.375000][  T438] ------------[ cut here ]------------
| [ 32.375372][ T438] WARNING: CPU: 3 PID: 438 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) 
| [   32.376069][  T438] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   32.377437][  T438] Tainted: [W]=WARN
[   32.377848][  T438] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.378298][ T438] 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) 
[ 32.378661][ T438] 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
[   32.379837][  T438] RSP: 0018:ffffc90000c46ef0 EFLAGS: 00010246
[   32.380256][  T438] RAX: 0000000000000000 RBX: ffff8880121ba000 RCX: 0000000000000001
[   32.380755][  T438] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   32.381254][  T438] RBP: ffffc90000c46fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.381749][  T438] R10: ffffc90000c47010 R11: ffffffffba379160 R12: 1ffff92000188de2
[   32.382257][  T438] R13: 00000000000005dc R14: ffffc90000c47010 R15: ffff8880121baf08
[   32.382766][  T438] FS:  00007f17a3306800(0000) GS:ffff88807a437000(0000) knlGS:0000000000000000
[   32.383345][  T438] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.383776][  T438] CR2: 00000000004e5de8 CR3: 000000000b2d8004 CR4: 0000000000772ef0
[   32.384288][  T438] PKRU: 55555554
[   32.384545][  T438] Call Trace:
[   32.384789][  T438]  <TASK>
[ 32.384971][ T438] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.385313][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.385661][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.385987][ T438] netif_set_mtu (net/core/dev.c:9652) 
[ 32.386321][ T438] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.386676][ T438] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.386921][ T438] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.387386][ T438] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.387782][ T438] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.388129][ T438] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.388454][ T438] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.388874][ T438] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.389219][ T438] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.389551][ T438] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.389874][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.390212][ T438] ? __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) 
[ 32.390544][ T438] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.390945][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.391282][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.391622][ T438] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.391954][ T438] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.392292][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.392628][ T438] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.392948][ T438] ? __create_object (mm/kmemleak.c:771) 
[ 32.393287][ T438] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.393620][ T438] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.393941][ T438] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.394359][ T438] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.394696][ T438] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.395021][ T438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.395360][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.395702][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.396030][ T438] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.396368][ T438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.396710][ T438] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.397026][ T438] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.397360][ T438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.397717][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.398047][ T438] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.398383][ T438] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.398736][ T438] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.399087][ T438] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.399434][ T438] ? 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) 
[ 32.399800][ T438] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.400131][ T438] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.400468][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.400818][ T438] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.401153][ T438] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.401514][ T438] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.401861][ T438] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.402185][ T438] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.402528][ T438] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.402958][ T438] ___sys_sendmsg (net/socket.c:2670) 
[ 32.403277][ T438] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.403616][ T438] ? __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) 
[ 32.404016][ T438] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.404345][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.404695][ T438] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.405025][ T438] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.405346][ T438] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.405693][ T438] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.406021][ T438] __sys_sendmsg (net/socket.c:2700) 
[ 32.406340][ T438] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.406764][ T438] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.407097][ T438] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.407423][ T438] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.407799][ T438] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.408202][  T438] RIP: 0033:0x7f17a34d31e7
[ 32.408553][ T438] 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)
[   32.409747][  T438] RSP: 002b:00007ffdd1685c08 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.410242][  T438] RAX: ffffffffffffffda RBX: 00007ffdd1686330 RCX: 00007f17a34d31e7
[   32.410748][  T438] RDX: 0000000000000000 RSI: 00007ffdd1685c70 RDI: 0000000000000005
[   32.411237][  T438] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.411744][  T438] R10: 0000000007aa5910 R11: 0000000000000246 R12: 0000000000000004
[   32.412230][  T438] R13: 00000000686e1f62 R14: 0000000000499600 R15: 0000000000000000
| [   32.869544][  T442] ------------[ cut here ]------------
| [ 32.869844][ T442] WARNING: CPU: 3 PID: 442 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) 
| [   32.870546][  T442] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   32.871799][  T442] Tainted: [W]=WARN
[   32.872060][  T442] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 32.872481][ T442] 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) 
[ 32.872797][ T442] 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
[   32.873919][  T442] RSP: 0018:ffffc90000c76ef0 EFLAGS: 00010246
[   32.874304][  T442] RAX: 0000000000000000 RBX: ffff8880121ba000 RCX: 0000000000000001
[   32.874763][  T442] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   32.875222][  T442] RBP: ffffc90000c76fe0 R08: 0000000000000000 R09: 0000000000000000
[   32.875683][  T442] R10: ffffc90000c77010 R11: ffffffffbaca8918 R12: 1ffff9200018ede2
[   32.876168][  T442] R13: 00000000000005dc R14: ffffc90000c77010 R15: ffff8880121baf08
[   32.876633][  T442] FS:  00007f2acfac3800(0000) GS:ffff88807a437000(0000) knlGS:0000000000000000
[   32.877165][  T442] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   32.877565][  T442] CR2: 00000000004e6890 CR3: 000000000f0ae002 CR4: 0000000000772ef0
[   32.878020][  T442] PKRU: 55555554
[   32.878248][  T442] Call Trace:
[   32.878487][  T442]  <TASK>
[ 32.878646][ T442] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 32.878949][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.879263][ T442] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 32.879578][ T442] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 32.879957][ T442] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 32.880263][ T442] netif_set_mtu (net/core/dev.c:9652) 
[ 32.880579][ T442] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 32.880893][ T442] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 32.881317][ T442] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 32.881560][ T442] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 32.881978][ T442] br_add_if (net/bridge/br_if.c:697) bridge 
[ 32.882328][ T442] do_set_master (net/core/rtnetlink.c:2948) 
[ 32.882646][ T442] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 32.882954][ T442] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 32.883337][ T442] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 32.883649][ T442] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 32.883951][ T442] ? __kernel_text_address (kernel/extable.c:79) 
[ 32.884258][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.884576][ T442] ? __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) 
[ 32.884881][ T442] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 32.885258][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.885747][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.886060][ T442] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 32.886368][ T442] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 32.886697][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.887004][ T442] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 32.887305][ T442] ? __create_object (mm/kmemleak.c:771) 
[ 32.887639][ T442] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 32.887949][ T442] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 32.888270][ T442] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 32.888661][ T442] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 32.888971][ T442] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 32.889281][ T442] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.889596][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.889904][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.890208][ T442] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 32.890515][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.890823][ T442] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 32.891128][ T442] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 32.891435][ T442] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.891748][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.892055][ T442] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 32.892359][ T442] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 32.892673][ T442] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 32.892988][ T442] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 32.893293][ T442] ? 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) 
[ 32.893605][ T442] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 32.893942][ T442] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 32.894243][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.894556][ T442] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 32.894864][ T442] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 32.895166][ T442] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 32.895511][ T442] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 32.895817][ T442] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 32.896119][ T442] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 32.896516][ T442] ___sys_sendmsg (net/socket.c:2670) 
[ 32.896818][ T442] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 32.897117][ T442] ? __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) 
[ 32.897517][ T442] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 32.897862][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.898171][ T442] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 32.898491][ T442] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 32.898810][ T442] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 32.899111][ T442] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 32.899420][ T442] __sys_sendmsg (net/socket.c:2700) 
[ 32.899758][ T442] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 32.900134][ T442] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 32.900451][ T442] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 32.900764][ T442] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 32.901068][ T442] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   32.901442][  T442] RIP: 0033:0x7f2acfc901e7
[ 32.901762][ T442] 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)
[   32.902863][  T442] RSP: 002b:00007fff7cb2f488 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   32.903347][  T442] RAX: ffffffffffffffda RBX: 00007fff7cb2fbb0 RCX: 00007f2acfc901e7
[   32.903806][  T442] RDX: 0000000000000000 RSI: 00007fff7cb2f4f0 RDI: 0000000000000005
[   32.904259][  T442] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   32.904726][  T442] R10: 0000000028a26910 R11: 0000000000000246 R12: 0000000000000004
[   32.905179][  T442] R13: 00000000686e1f62 R14: 0000000000499600 R15: 0000000000000000
| [   33.160356][  T444] ------------[ cut here ]------------
| [ 33.160744][ T444] WARNING: CPU: 3 PID: 444 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.161395][  T444] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.162745][  T444] Tainted: [W]=WARN
[   33.162993][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.163406][ T444] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.163946][ T444] 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
[   33.165299][  T444] RSP: 0018:ffffc90000c86ef0 EFLAGS: 00010246
[   33.165858][  T444] RAX: 0000000000000000 RBX: ffff8880121ba000 RCX: 0000000000000001
[   33.166357][  T444] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   33.167035][  T444] RBP: ffffc90000c86fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.167885][  T444] R10: ffffc90000c87010 R11: ffffffffba379160 R12: 1ffff92000190de2
[   33.168389][  T444] R13: 00000000000005dc R14: ffffc90000c87010 R15: ffff8880121baf08
[   33.169021][  T444] FS:  00007f2209465800(0000) GS:ffff88807a437000(0000) knlGS:0000000000000000
[   33.169681][  T444] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.170088][  T444] CR2: 00000000004e6890 CR3: 000000000f0a8004 CR4: 0000000000772ef0
[   33.170581][  T444] PKRU: 55555554
[   33.170826][  T444] Call Trace:
[   33.171070][  T444]  <TASK>
[ 33.171238][ T444] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.171605][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.171966][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.172298][ T444] netif_set_mtu (net/core/dev.c:9652) 
[ 33.172638][ T444] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.172959][ T444] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.173220][ T444] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.173761][ T444] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.174117][ T444] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.174425][ T444] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.174739][ T444] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.175126][ T444] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.175429][ T444] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.175768][ T444] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.176094][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.176408][ T444] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.176724][ T444] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.177107][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.177411][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.177738][ T444] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.178410][ T444] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.178730][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.179035][ T444] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.179338][ T444] ? __create_object (mm/kmemleak.c:771) 
[ 33.179748][ T444] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.180063][ T444] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.180366][ T444] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.180752][ T444] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.181082][ T444] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.181394][ T444] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.181704][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.182013][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.182318][ T444] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.182630][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.182934][ T444] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.183237][ T444] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.183562][ T444] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.183897][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.184204][ T444] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.184535][ T444] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.184843][ T444] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.185158][ T444] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.185459][ T444] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.185778][ T444] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.186086][ T444] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.186388][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.186706][ T444] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.187012][ T444] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.187315][ T444] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.187668][ T444] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.187979][ T444] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.188290][ T444] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.188688][ T444] ___sys_sendmsg (net/socket.c:2670) 
[ 33.188988][ T444] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.189290][ T444] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.189677][ T444] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.189987][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.190293][ T444] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.190613][ T444] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.190917][ T444] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.191218][ T444] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.191548][ T444] __sys_sendmsg (net/socket.c:2700) 
[ 33.191854][ T444] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.192231][ T444] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.192582][ T444] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.192892][ T444] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.193195][ T444] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.193577][  T444] RIP: 0033:0x7f22096321e7
[ 33.193892][ T444] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.195016][  T444] RSP: 002b:00007ffc808e2428 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.195501][  T444] RAX: ffffffffffffffda RBX: 00007ffc808e2b50 RCX: 00007f22096321e7
[   33.195959][  T444] RDX: 0000000000000000 RSI: 00007ffc808e2490 RDI: 0000000000000005
[   33.196448][  T444] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.196915][  T444] R10: 000000001d89e910 R11: 0000000000000246 R12: 0000000000000004
[   33.197378][  T444] R13: 00000000686e1f62 R14: 0000000000499600 R15: 0000000000000000
| [   33.561095][  T447] ------------[ cut here ]------------
| [ 33.561427][ T447] WARNING: CPU: 2 PID: 447 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   33.562091][  T447] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   33.563376][  T447] Tainted: [W]=WARN
[   33.563630][  T447] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 33.564020][ T447] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 33.564346][ T447] 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
[   33.565491][  T447] RSP: 0018:ffffc90000cb6ef0 EFLAGS: 00010246
[   33.565892][  T447] RAX: 0000000000000000 RBX: ffff8880121ba000 RCX: 0000000000000001
[   33.566375][  T447] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   33.566864][  T447] RBP: ffffc90000cb6fe0 R08: 0000000000000000 R09: 0000000000000000
[   33.567332][  T447] R10: ffffc90000cb7010 R11: ffffffffbaca8918 R12: 1ffff92000196de2
[   33.567859][  T447] R13: 00000000000005dc R14: ffffc90000cb7010 R15: ffff8880121baf08
[   33.568339][  T447] FS:  00007fd73c6f3800(0000) GS:ffff88807a3b7000(0000) knlGS:0000000000000000
[   33.568898][  T447] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   33.569295][  T447] CR2: 00000000004e6890 CR3: 000000000f04a001 CR4: 0000000000772ef0
[   33.569771][  T447] PKRU: 55555554
[   33.570016][  T447] Call Trace:
[   33.570260][  T447]  <TASK>
[ 33.570434][ T447] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 33.570761][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.571093][ T447] ? mark_held_locks (kernel/locking/lockdep.c:4328) 
[ 33.571410][ T447] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) 
[ 33.571814][ T447] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4475) 
[ 33.572134][ T447] netif_set_mtu (net/core/dev.c:9652) 
[ 33.572454][ T447] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 33.572790][ T447] ? br_get_link_af_size_filtered (net/bridge/br_netlink.c:116) bridge 
[ 33.573254][ T447] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 33.573511][ T447] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 33.573945][ T447] br_add_if (net/bridge/br_if.c:697) bridge 
[ 33.574307][ T447] do_set_master (net/core/rtnetlink.c:2948) 
[ 33.574639][ T447] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 33.574959][ T447] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 33.575386][ T447] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 33.575714][ T447] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 33.576029][ T447] ? __kernel_text_address (kernel/extable.c:79) 
[ 33.576373][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.576704][ T447] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 33.577021][ T447] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 33.577411][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.577758][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.578081][ T447] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 33.578421][ T447] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 33.578747][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.579065][ T447] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 33.579382][ T447] ? __create_object (mm/kmemleak.c:771) 
[ 33.579713][ T447] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 33.580029][ T447] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 33.580346][ T447] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 33.580745][ T447] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 33.581069][ T447] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 33.581395][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.581726][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.582047][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.582365][ T447] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 33.582686][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.583007][ T447] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 33.583324][ T447] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 33.583661][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.583980][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.584301][ T447] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 33.584629][ T447] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 33.584950][ T447] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 33.585278][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 33.585625][ T447] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 33.585945][ T447] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 33.586270][ T447] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 33.586590][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.586913][ T447] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 33.587232][ T447] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 33.587596][ T447] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 33.587929][ T447] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 33.588252][ T447] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 33.588576][ T447] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 33.588977][ T447] ___sys_sendmsg (net/socket.c:2670) 
[ 33.589289][ T447] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 33.589618][ T447] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 33.590009][ T447] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 33.590331][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.590659][ T447] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 33.590985][ T447] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 33.591333][ T447] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 33.591698][ T447] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 33.592034][ T447] __sys_sendmsg (net/socket.c:2700) 
[ 33.592370][ T447] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 33.592803][ T447] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 33.593139][ T447] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 33.593458][ T447] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 33.593783][ T447] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   33.594171][  T447] RIP: 0033:0x7fd73c8c01e7
[ 33.594565][ T447] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   33.595679][  T447] RSP: 002b:00007fff7dcc46b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   33.596161][  T447] RAX: ffffffffffffffda RBX: 00007fff7dcc4de0 RCX: 00007fd73c8c01e7
[   33.596647][  T447] RDX: 0000000000000000 RSI: 00007fff7dcc4720 RDI: 0000000000000005
[   33.597113][  T447] RBP: 0000000000000004 R08: 0000000000000003 R09: 0000000000000000
[   33.597612][  T447] R10: 00000000302a1910 R11: 0000000000000246 R12: 0000000000000004
[   33.598093][  T447] R13: 00000000686e1f63 R14: 0000000000499600 R15: 0000000000000000
| [   60.746083][  T662] ------------[ cut here ]------------
| [ 60.746408][ T662] WARNING: CPU: 0 PID: 662 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   60.747039][  T662] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   60.748308][  T662] Tainted: [W]=WARN
[   60.748548][  T662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 60.748930][ T662] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 60.749247][ T662] 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
[   60.750339][  T662] RSP: 0018:ffffc900013a6f70 EFLAGS: 00010246
[   60.750745][  T662] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   60.751205][  T662] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   60.752361][  T662] RBP: ffffc900013a7058 R08: 0000000000000000 R09: 0000000000000000
[   60.752833][  T662] R10: ffffc900013a7088 R11: ffffffffb6200130 R12: 1ffff92000274df2
[   60.753296][  T662] R13: 00000000000005dc R14: ffffc900013a7088 R15: ffff888008ffaf08
[   60.753871][  T662] FS:  00007fe695e12800(0000) GS:ffff88807a2b7000(0000) knlGS:0000000000000000
[   60.754556][  T662] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   60.755058][  T662] CR2: 00000000004e5ab0 CR3: 000000000ed01004 CR4: 0000000000772ef0
[   60.755605][  T662] PKRU: 55555554
[   60.755933][  T662] Call Trace:
[   60.756175][  T662]  <TASK>
[ 60.756348][ T662] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 60.756803][ T662] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 60.757255][ T662] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 60.757661][ T662] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.757999][ T662] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 60.758401][ T662] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 60.758856][ T662] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.759241][ T662] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.759560][ T662] ? ___sys_sendmsg (net/socket.c:2670) 
[ 60.759946][ T662] ? __sys_sendmsg (net/socket.c:2700) 
[ 60.760272][ T662] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.760675][ T662] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 60.761070][ T662] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.761384][ T662] netif_set_mtu (net/core/dev.c:9652) 
[ 60.761709][ T662] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 60.762050][ T662] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 60.762283][ T662] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 60.762731][ T662] br_del_if (net/bridge/br_if.c:743) bridge 
[ 60.763083][ T662] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 60.763504][ T662] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 60.763815][ T662] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 60.764225][ T662] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 60.764630][ T662] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 60.764935][ T662] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 60.765270][ T662] ? __kernel_text_address (kernel/extable.c:79) 
[ 60.765594][ T662] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.765904][ T662] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 60.766230][ T662] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 60.766632][ T662] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.766945][ T662] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.767372][ T662] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 60.767697][ T662] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 60.768012][ T662] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.768315][ T662] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 60.768624][ T662] ? __create_object (mm/kmemleak.c:771) 
[ 60.768935][ T662] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 60.769258][ T662] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 60.769573][ T662] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 60.769949][ T662] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 60.770349][ T662] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 60.770745][ T662] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.771131][ T662] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.771572][ T662] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.772017][ T662] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 60.772541][ T662] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.773081][ T662] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 60.773632][ T662] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 60.774143][ T662] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.774723][ T662] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.775274][ T662] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 60.775855][ T662] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 60.776402][ T662] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 60.776982][ T662] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 60.777549][ T662] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 60.778088][ T662] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 60.778684][ T662] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 60.779232][ T662] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.779808][ T662] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 60.780362][ T662] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 60.780945][ T662] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 60.781547][ T662] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 60.782085][ T662] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 60.782661][ T662] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 60.783237][ T662] ___sys_sendmsg (net/socket.c:2670) 
[ 60.783675][ T662] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 60.784101][ T662] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 60.784582][ T662] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 60.784929][ T662] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.785251][ T662] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 60.785576][ T662] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 60.785976][ T662] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 60.786369][ T662] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 60.786722][ T662] __sys_sendmsg (net/socket.c:2700) 
[ 60.787031][ T662] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 60.787408][ T662] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 60.787756][ T662] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 60.788063][ T662] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 60.788366][ T662] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   60.788797][  T662] RIP: 0033:0x7fe695fdf1e7
[ 60.789135][ T662] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   60.790281][  T662] RSP: 002b:00007ffe8f656da8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   60.790786][  T662] RAX: ffffffffffffffda RBX: 00007ffe8f6574d0 RCX: 00007fe695fdf1e7
[   60.791263][  T662] RDX: 0000000000000000 RSI: 00007ffe8f656e10 RDI: 0000000000000005
[   60.791750][  T662] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   60.792232][  T662] R10: 00007fe695edcee8 R11: 0000000000000246 R12: 0000000000000003
[   60.792721][  T662] R13: 00000000686e1f7e R14: 0000000000499600 R15: 0000000000000000
| [   61.144071][  T665] ------------[ cut here ]------------
| [ 61.144410][ T665] WARNING: CPU: 3 PID: 665 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   61.145324][  T665] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.146654][  T665] Tainted: [W]=WARN
[   61.146885][  T665] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.147270][ T665] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 61.147608][ T665] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.148757][  T665] RSP: 0018:ffffc900013d6f70 EFLAGS: 00010246
[   61.149155][  T665] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   61.149633][  T665] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   61.150095][  T665] RBP: ffffc900013d7058 R08: 0000000000000000 R09: 0000000000000000
[   61.150557][  T665] R10: ffffc900013d7088 R11: ffffffffba379160 R12: 1ffff9200027adf2
[   61.151018][  T665] R13: 00000000000005dc R14: ffffc900013d7088 R15: ffff888008ffaf08
[   61.151491][  T665] FS:  00007fd8bd9c1800(0000) GS:ffff88807a437000(0000) knlGS:0000000000000000
[   61.152025][  T665] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.152415][  T665] CR2: 00000000004e5aa8 CR3: 000000000ec94006 CR4: 0000000000772ef0
[   61.152891][  T665] PKRU: 55555554
[   61.153122][  T665] Call Trace:
[   61.153363][  T665]  <TASK>
[ 61.153527][ T665] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 61.153920][ T665] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.154271][ T665] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.154595][ T665] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.154911][ T665] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.155219][ T665] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.155536][ T665] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.155840][ T665] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.156159][ T665] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.156488][ T665] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.156791][ T665] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.157106][ T665] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.157499][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.157853][ T665] netif_set_mtu (net/core/dev.c:9652) 
[ 61.158175][ T665] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.158519][ T665] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.158751][ T665] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.159205][ T665] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.159557][ T665] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.159872][ T665] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.160187][ T665] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.160531][ T665] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.160932][ T665] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.161259][ T665] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.161599][ T665] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.161927][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.162259][ T665] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 61.162594][ T665] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.162997][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.163306][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.163631][ T665] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.163947][ T665] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.164267][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.164593][ T665] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.164925][ T665] ? __create_object (mm/kmemleak.c:771) 
[ 61.165251][ T665] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.165590][ T665] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.165910][ T665] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.166316][ T665] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.166672][ T665] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.166994][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.167321][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.167681][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.167992][ T665] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.168294][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.168617][ T665] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.168929][ T665] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.169242][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.169568][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.169878][ T665] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.170205][ T665] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.170538][ T665] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.170867][ T665] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.171197][ T665] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 61.171539][ T665] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.171867][ T665] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.172200][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.172549][ T665] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.172882][ T665] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.173189][ T665] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.173513][ T665] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.173849][ T665] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.174160][ T665] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.174577][ T665] ___sys_sendmsg (net/socket.c:2670) 
[ 61.174897][ T665] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.175227][ T665] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 61.175633][ T665] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.175987][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.176333][ T665] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.176668][ T665] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.176996][ T665] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.177309][ T665] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.177650][ T665] __sys_sendmsg (net/socket.c:2700) 
[ 61.177956][ T665] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.178343][ T665] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.178703][ T665] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.179041][ T665] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.179369][ T665] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.179781][  T665] RIP: 0033:0x7fd8bdb8e1e7
[ 61.180125][ T665] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   61.181304][  T665] RSP: 002b:00007ffee35d2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.181799][  T665] RAX: ffffffffffffffda RBX: 00007ffee35d2c30 RCX: 00007fd8bdb8e1e7
[   61.182282][  T665] RDX: 0000000000000000 RSI: 00007ffee35d2570 RDI: 0000000000000005
[   61.182762][  T665] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.183246][  T665] R10: 00007fd8bda8bee8 R11: 0000000000000246 R12: 0000000000000003
[   61.183732][  T665] R13: 00000000686e1f7e R14: 0000000000499600 R15: 0000000000000000
| [   61.435365][  T667] ------------[ cut here ]------------
| [ 61.435735][ T667] WARNING: CPU: 2 PID: 667 at ./include/net/netdev_lock.h:17 netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
| [   61.436376][  T667] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   61.437769][  T667] Tainted: [W]=WARN
[   61.438026][  T667] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 61.438434][ T667] RIP: 0010:netif_set_mtu_ext (./include/net/netdev_lock.h:17 ./include/net/netdev_lock.h:15 ./include/net/netdev_lock.h:25 net/core/dev.c:9610) 
[ 61.438786][ T667] Code: 00 00 8b 05 d7 bc 3a 02 85 c0 0f 84 52 fe ff ff 48 8d bb a0 0c 00 00 be ff ff ff ff e8 1a 63 7b 00 85 c0 0f 85 39 fe ff ff 90 <0f> 0b 90 e9 30 fe ff ff 48 b8 00 00 00 00 00 fc ff df 4c 89 fa 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	8b 05 d7 bc 3a 02    	mov    0x23abcd7(%rip),%eax        # 0x23abcdf
   8:	85 c0                	test   %eax,%eax
   a:	0f 84 52 fe ff ff    	je     0xfffffffffffffe62
  10:	48 8d bb a0 0c 00 00 	lea    0xca0(%rbx),%rdi
  17:	be ff ff ff ff       	mov    $0xffffffff,%esi
  1c:	e8 1a 63 7b 00       	call   0x7b633b
  21:	85 c0                	test   %eax,%eax
  23:	0f 85 39 fe ff ff    	jne    0xfffffffffffffe62
  29:	90                   	nop
  2a:*	0f 0b                	ud2		<-- trapping instruction
  2c:	90                   	nop
  2d:	e9 30 fe ff ff       	jmp    0xfffffffffffffe62
  32:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
  39:	fc ff df 
  3c:	4c 89 fa             	mov    %r15,%rdx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	0f 0b                	ud2
   2:	90                   	nop
   3:	e9 30 fe ff ff       	jmp    0xfffffffffffffe38
   8:	48 b8 00 00 00 00 00 	movabs $0xdffffc0000000000,%rax
   f:	fc ff df 
  12:	4c 89 fa             	mov    %r15,%rdx
  15:	48                   	rex.W
[   61.439945][  T667] RSP: 0018:ffffc900013f6f70 EFLAGS: 00010246
[   61.440362][  T667] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   61.440865][  T667] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   61.441357][  T667] RBP: ffffc900013f7058 R08: 0000000000000000 R09: 0000000000000000
[   61.441861][  T667] R10: ffffc900013f7088 R11: ffffffffba379160 R12: 1ffff9200027edf2
[   61.442350][  T667] R13: 00000000000005dc R14: ffffc900013f7088 R15: ffff888008ffaf08
[   61.442849][  T667] FS:  00007fca405c8800(0000) GS:ffff88807a3b7000(0000) knlGS:0000000000000000
[   61.443423][  T667] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   61.443854][  T667] CR2: 00000000004e6100 CR3: 000000000ec2c003 CR4: 0000000000772ef0
[   61.444349][  T667] PKRU: 55555554
[   61.444609][  T667] Call Trace:
[   61.444862][  T667]  <TASK>
[ 61.445036][ T667] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 61.445452][ T667] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 61.445839][ T667] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.446170][ T667] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.446499][ T667] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 61.446831][ T667] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.447160][ T667] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.447501][ T667] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.447845][ T667] ? ___sys_sendmsg (net/socket.c:2670) 
[ 61.448176][ T667] ? __sys_sendmsg (net/socket.c:2700) 
[ 61.448515][ T667] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.448850][ T667] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 61.449240][ T667] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.449591][ T667] netif_set_mtu (net/core/dev.c:9652) 
[ 61.449926][ T667] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 61.450277][ T667] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 61.450558][ T667] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 61.451013][ T667] br_del_if (net/bridge/br_if.c:743) bridge 
[ 61.451380][ T667] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 61.451726][ T667] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 61.452065][ T667] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 61.452398][ T667] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 61.452829][ T667] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 61.453162][ T667] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 61.453501][ T667] ? __kernel_text_address (kernel/extable.c:79) 
[ 61.453837][ T667] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.454176][ T667] ? __mutex_trylock_common (./arch/x86/include/asm/atomic64_64.h:101 ./include/linux/atomic/atomic-arch-fallback.h:4296 ./include/linux/atomic/atomic-long.h:1482 ./include/linux/atomic/atomic-instrumented.h:4458 kernel/locking/mutex.c:113) 
[ 61.454519][ T667] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 61.454953][ T667] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.455290][ T667] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.455629][ T667] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 61.455966][ T667] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 61.456289][ T667] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.456617][ T667] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 61.456940][ T667] ? __create_object (mm/kmemleak.c:771) 
[ 61.457267][ T667] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 61.457625][ T667] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 61.457954][ T667] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 61.458369][ T667] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 61.458711][ T667] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 61.459051][ T667] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.459385][ T667] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.459732][ T667] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.460064][ T667] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 61.460386][ T667] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.460722][ T667] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 61.461042][ T667] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 61.461357][ T667] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.461693][ T667] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.462025][ T667] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 61.462346][ T667] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 61.462670][ T667] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 61.462998][ T667] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 61.463321][ T667] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 61.463655][ T667] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 61.463978][ T667] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 61.464313][ T667] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.464659][ T667] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 61.464982][ T667] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 61.465306][ T667] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 61.465641][ T667] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 61.465966][ T667] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 61.466293][ T667] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 61.466731][ T667] ___sys_sendmsg (net/socket.c:2670) 
[ 61.467049][ T667] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 61.467364][ T667] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:109 ./arch/x86/include/asm/irqflags.h:127 kernel/rcu/tree.c:3096) 
[ 61.467771][ T667] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 61.468091][ T667] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.468421][ T667] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 61.468749][ T667] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 61.469071][ T667] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 61.469386][ T667] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 61.469726][ T667] __sys_sendmsg (net/socket.c:2700) 
[ 61.470040][ T667] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 61.470433][ T667] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 61.470781][ T667] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 61.471105][ T667] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 61.471433][ T667] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   61.471829][  T667] RIP: 0033:0x7fca407951e7
[ 61.472165][ T667] Code: 0e 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10
All code
========
   0:	0e                   	(bad)
   1:	00 f7                	add    %dh,%bh
   3:	d8 64 89 02          	fsubs  0x2(%rcx,%rcx,4)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   61.473276][  T667] RSP: 002b:00007fff49d179d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   61.473758][  T667] RAX: ffffffffffffffda RBX: 00007fff49d18100 RCX: 00007fca407951e7
[   61.474222][  T667] RDX: 0000000000000000 RSI: 00007fff49d17a40 RDI: 0000000000000005
[   61.474696][  T667] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   61.475159][  T667] R10: 00007fca40692ee8 R11: 0000000000000246 R12: 0000000000000003
[   61.475633][  T667] R13: 00000000686e1f7f R14: 0000000000499600 R15: 0000000000000000
| [   61.999159][  T671] ------------[ cut here ]------------
| [ 61.999498][ T671] WARNING: CPU: 1 PID: 671 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) 
| [   62.000100][  T671] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   62.001359][  T671] Tainted: [W]=WARN
[   62.001599][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.001978][ T671] 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) 
[ 62.002291][ T671] 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
[   62.003398][  T671] RSP: 0018:ffffc90001406f70 EFLAGS: 00010246
[   62.003928][  T671] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   62.004381][  T671] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   62.004842][  T671] RBP: ffffc90001407058 R08: 0000000000000000 R09: 0000000000000000
[   62.005296][  T671] R10: ffffc90001407088 R11: ffffffffba379160 R12: 1ffff92000280df2
[   62.005758][  T671] R13: 00000000000005dc R14: ffffc90001407088 R15: ffff888008ffaf08
[   62.006213][  T671] FS:  00007f9601ee6800(0000) GS:ffff88807a337000(0000) knlGS:0000000000000000
[   62.006762][  T671] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.007171][  T671] CR2: 00000000004e5de8 CR3: 000000000ec56004 CR4: 0000000000772ef0
[   62.007660][  T671] PKRU: 55555554
[   62.007888][  T671] Call Trace:
[   62.008115][  T671]  <TASK>
[ 62.008271][ T671] ? __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) 
[ 62.008658][ T671] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.009004][ T671] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.009309][ T671] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.009623][ T671] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.009924][ T671] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.010227][ T671] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.010549][ T671] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.010880][ T671] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.011183][ T671] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.011501][ T671] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.011804][ T671] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.012182][ T671] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.012508][ T671] netif_set_mtu (net/core/dev.c:9652) 
[ 62.012813][ T671] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.013129][ T671] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.013359][ T671] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.013787][ T671] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.014123][ T671] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.014429][ T671] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.014762][ T671] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.015094][ T671] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.015491][ T671] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.015796][ T671] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.016097][ T671] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.016406][ T671] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.016723][ T671] ? __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) 
[ 62.017027][ T671] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.017401][ T671] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.017743][ T671] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.018048][ T671] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.018350][ T671] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.018674][ T671] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.019004][ T671] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.019311][ T671] ? __create_object (mm/kmemleak.c:771) 
[ 62.019629][ T671] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.019933][ T671] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.020236][ T671] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.020619][ T671] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.020929][ T671] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.021237][ T671] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.021554][ T671] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.021863][ T671] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.022165][ T671] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.022464][ T671] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.022796][ T671] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.023122][ T671] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.023427][ T671] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.023745][ T671] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.024057][ T671] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.024363][ T671] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.024679][ T671] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.024995][ T671] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.025295][ T671] ? 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) 
[ 62.025609][ T671] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.025914][ T671] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.026217][ T671] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.026553][ T671] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.026878][ T671] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.027182][ T671] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.027505][ T671] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.027823][ T671] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.028127][ T671] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.028524][ T671] ___sys_sendmsg (net/socket.c:2670) 
[ 62.028823][ T671] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.029125][ T671] ? __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) 
[ 62.029510][ T671] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.029816][ T671] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.030131][ T671] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.030438][ T671] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.030768][ T671] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.031093][ T671] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.031404][ T671] __sys_sendmsg (net/socket.c:2700) 
[ 62.031722][ T671] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.032096][ T671] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.032410][ T671] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.032724][ T671] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.033026][ T671] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.033400][  T671] RIP: 0033:0x7f96020b31e7
[ 62.033722][ T671] 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)
[   62.034818][  T671] RSP: 002b:00007fff7dda0898 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.035303][  T671] RAX: ffffffffffffffda RBX: 00007fff7dda0fc0 RCX: 00007f96020b31e7
[   62.035765][  T671] RDX: 0000000000000000 RSI: 00007fff7dda0900 RDI: 0000000000000005
[   62.036216][  T671] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.036675][  T671] R10: 00007f9601fb0ee8 R11: 0000000000000246 R12: 0000000000000003
[   62.037134][  T671] R13: 00000000686e1f7f R14: 0000000000499600 R15: 0000000000000000
| [   62.540023][  T675] ------------[ cut here ]------------
| [ 62.540337][ T675] WARNING: CPU: 1 PID: 675 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) 
| [   62.540943][  T675] Modules linked in: macvlan 8021q vxlan ip6_udp_tunnel udp_tunnel bridge stp llc vrf veth
| [   62.542198][  T675] Tainted: [W]=WARN
[   62.542426][  T675] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[ 62.542810][ T675] 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) 
[ 62.543121][ T675] 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
[   62.544219][  T675] RSP: 0018:ffffc90001446f70 EFLAGS: 00010246
[   62.545421][  T675] RAX: 0000000000000000 RBX: ffff888008ffa000 RCX: 0000000000000001
[   62.545885][  T675] RDX: 0000000000000000 RSI: ffffffffb9e9b941 RDI: ffffffffb96555e0
[   62.546341][  T675] RBP: ffffc90001447058 R08: 0000000000000000 R09: 0000000000000000
[   62.546801][  T675] R10: ffffc90001447088 R11: ffffffffba379160 R12: 1ffff92000288df2
[   62.547253][  T675] R13: 00000000000005dc R14: ffffc90001447088 R15: ffff888008ffaf08
[   62.547741][  T675] FS:  00007f13f280a800(0000) GS:ffff88807a337000(0000) knlGS:0000000000000000
[   62.548275][  T675] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   62.548670][  T675] CR2: 00000000004e5ce0 CR3: 000000000ed7d006 CR4: 0000000000772ef0
[   62.549130][  T675] PKRU: 55555554
[   62.549360][  T675] Call Trace:
[   62.549595][  T675]  <TASK>
[ 62.549750][ T675] ? __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) 
[ 62.550135][ T675] ? br_del_if (net/bridge/br_if.c:742) bridge 
[ 62.550493][ T675] ? do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.550797][ T675] ? do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.551103][ T675] ? __pfx_netif_set_mtu_ext (net/core/dev.c:9607) 
[ 62.551404][ T675] ? netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.551727][ T675] ? netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.552035][ T675] ? ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.552346][ T675] ? ___sys_sendmsg (net/socket.c:2670) 
[ 62.552660][ T675] ? __sys_sendmsg (net/socket.c:2700) 
[ 62.552960][ T675] ? do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.553261][ T675] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[ 62.553643][ T675] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.553958][ T675] netif_set_mtu (net/core/dev.c:9652) 
[ 62.554261][ T675] ? __pfx_netif_set_mtu (net/core/dev.c:9647) 
[ 62.554589][ T675] dev_set_mtu (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:47 net/core/dev_api.c:249) 
[ 62.554821][ T675] br_mtu_auto_adjust (net/bridge/br_if.c:525) bridge 
[ 62.555249][ T675] br_del_if (net/bridge/br_if.c:743) bridge 
[ 62.555608][ T675] ? rtnl_is_locked (net/core/rtnetlink.c:169) 
[ 62.555914][ T675] do_set_master (./include/net/netdev_lock.h:30 ./include/net/netdev_lock.h:41 net/core/rtnetlink.c:2933) 
[ 62.556221][ T675] do_setlink.constprop.0 (net/core/rtnetlink.c:3150) 
[ 62.556551][ T675] ? __pfx_do_setlink.constprop.0 (net/core/rtnetlink.c:3021) 
[ 62.556934][ T675] ? rcu_read_lock_any_held (kernel/rcu/update.c:386 kernel/rcu/update.c:380) 
[ 62.557234][ T675] ? validate_chain (kernel/locking/lockdep.c:3804 kernel/locking/lockdep.c:3824 kernel/locking/lockdep.c:3879) 
[ 62.557552][ T675] ? __kernel_text_address (kernel/extable.c:79) 
[ 62.557867][ T675] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.558170][ T675] ? __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) 
[ 62.558483][ T675] ? __pfx___mutex_trylock_common (kernel/locking/mutex.c:88) 
[ 62.558863][ T675] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.559165][ T675] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.559464][ T675] ? trace_contention_end (./include/trace/events/lock.h:122 (discriminator 21)) 
[ 62.559783][ T675] ? __mutex_lock (./arch/x86/include/asm/preempt.h:104 kernel/locking/mutex.c:728 kernel/locking/mutex.c:747) 
[ 62.560088][ T675] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.560389][ T675] ? rtnl_newlink (net/core/rtnetlink.c:343 net/core/rtnetlink.c:4056) 
[ 62.560698][ T675] ? __create_object (mm/kmemleak.c:771) 
[ 62.561004][ T675] ? __pfx___mutex_lock (kernel/locking/mutex.c:746) 
[ 62.561311][ T675] ? trace_cap_capable (./include/trace/events/capability.h:26 (discriminator 21)) 
[ 62.561638][ T675] ? _raw_spin_unlock_irqrestore (./arch/x86/include/asm/preempt.h:104 ./include/linux/spinlock_api_smp.h:152 kernel/locking/spinlock.c:194) 
[ 62.562016][ T675] ? __rtnl_newlink (net/core/rtnetlink.c:3907) 
[ 62.562322][ T675] rtnl_newlink (net/core/rtnetlink.c:351 net/core/rtnetlink.c:4058) 
[ 62.562640][ T675] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.562944][ T675] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.563253][ T675] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.563574][ T675] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/core/rtnetlink.c:6944) 
[ 62.563879][ T675] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.564182][ T675] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3948) 
[ 62.564492][ T675] rtnetlink_rcv_msg (net/core/rtnetlink.c:6946) 
[ 62.564795][ T675] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.565100][ T675] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.565405][ T675] netlink_rcv_skb (net/netlink/af_netlink.c:2551) 
[ 62.565713][ T675] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6849) 
[ 62.566019][ T675] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2528) 
[ 62.566332][ T675] ? netlink_deliver_tap (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:871 net/netlink/af_netlink.c:340) 
[ 62.566640][ T675] ? 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) 
[ 62.566945][ T675] netlink_unicast (net/netlink/af_netlink.c:1320 net/netlink/af_netlink.c:1346) 
[ 62.567251][ T675] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1331) 
[ 62.567576][ T675] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.567887][ T675] netlink_sendmsg (net/netlink/af_netlink.c:1896) 
[ 62.568196][ T675] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1815) 
[ 62.568507][ T675] ? __import_iovec (lib/iov_iter.c:1441 lib/iov_iter.c:1456) 
[ 62.568818][ T675] ____sys_sendmsg (net/socket.c:714 net/socket.c:729 net/socket.c:2614) 
[ 62.569123][ T675] ? __pfx_____sys_sendmsg (net/socket.c:2560) 
[ 62.569424][ T675] ? __pfx_copy_msghdr_from_user (net/socket.c:2540) 
[ 62.569820][ T675] ___sys_sendmsg (net/socket.c:2670) 
[ 62.570120][ T675] ? kasan_record_aux_stack (mm/kasan/generic.c:548) 
[ 62.570421][ T675] ? __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) 
[ 62.570805][ T675] ? __pfx____sys_sendmsg (net/socket.c:2657) 
[ 62.571110][ T675] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.571415][ T675] ? __lock_acquire (kernel/locking/lockdep.c:5240) 
[ 62.571742][ T675] ? find_held_lock (kernel/locking/lockdep.c:5353) 
[ 62.572045][ T675] ? __virt_addr_valid (./include/linux/rcupdate.h:341 ./include/linux/rcupdate.h:953 ./include/linux/mmzone.h:2168 arch/x86/mm/physaddr.c:65) 
[ 62.572347][ T675] ? __lock_release (kernel/locking/lockdep.c:5539) 
[ 62.572665][ T675] __sys_sendmsg (net/socket.c:2700) 
[ 62.572965][ T675] ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3119) 
[ 62.573340][ T675] ? __pfx___sys_sendmsg (net/socket.c:2685) 
[ 62.573663][ T675] ? rcu_is_watching (./include/linux/context_tracking.h:128 kernel/rcu/tree.c:745) 
[ 62.573965][ T675] do_syscall_64 (arch/x86/entry/syscall_64.c:63 arch/x86/entry/syscall_64.c:94) 
[ 62.574267][ T675] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   62.574650][  T675] RIP: 0033:0x7f13f29d71e7
[ 62.574962][ T675] 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)
[   62.576058][  T675] RSP: 002b:00007fff82f27708 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   62.576523][  T675] RAX: ffffffffffffffda RBX: 00007fff82f27e30 RCX: 00007f13f29d71e7
[   62.576979][  T675] RDX: 0000000000000000 RSI: 00007fff82f27770 RDI: 0000000000000005
[   62.577430][  T675] RBP: 0000000000000003 R08: 0000000000000003 R09: 0000000000000078
[   62.577900][  T675] R10: 00007f13f28d4ee8 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